WO2019061672A1 - Ore mining and dressing integrated ship - Google Patents

Abstract

A mining and dressing integrated vessel (1) comprising: a hull comprising a deck, a hull and a cabin (12) inside the hull; a power system (34) disposed on the stern for powering the hull a mining system (16) that is movable on the hull for collecting various sandy deposits in the seabed; the beneficiation system (18) is placed on the deck for collection by the mining system (16) The ore is sorted; the storage system is set in the cabin (12), and the storage system includes: a concentrate tank (122) and a tailings tank (124) for storing the concentrate after sorting and selecting The tailings that are eliminated during the process; the tailings treatment system, located on the deck, is used to discharge the tailings from the tailings tank (124) back into the goaf of the ore; the discharge system (28) is set at On the deck, the concentrate is used to transport the concentrate out of the hull; the power system is installed in the cabin (12) to supply power for each operation of the ore dressing ship (1). The mining and dressing integrated ship (1) improves the utilization rate of the hull and indirectly reduces the cost of collecting ore.

Description

Mining and dressing

The present application claims priority to the Chinese Patent Application, filed on Sep. 26, 2017, the entire disclosure of which is hereby incorporated by reference.

Technical field

The invention relates to the field of ships, and in particular to a mining and dressing integrated ship.

Background technique

Most of the mining and mineral processing systems currently in use are installed separately on different hulls. Generally, one or two mining vessels are combined with one ore dressing vessel to form a mining and dressing system. Of course, there are also a few mining and dressing integrated vessels. These vessels generally adopt underwater suction. The sand pump draws the ore, and the ore is transported to the beneficiation system for sorting. The qualified ore enters the storage bin, and the unqualified tailings are discharged to the vicinity of the hull.

In addition, in the related art, the underwater suction pump itself has a limited pumping capacity, and can only mine a fluidized ore layer, such as a layered ore layer or a clay-bearing layer, and the ore dressing system is selected in the ore. After the completion, the slag as waste will be discharged to the vicinity of the hull, which will easily cause secondary mining and reduce mining efficiency.

Summary of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art.

Therefore, in the first aspect of the present invention, the present invention provides a mining and dressing integrated ship with novel structure, centralized function, energy saving and environmental protection, lower production cost and higher production efficiency.

According to a first aspect of the present invention, the present invention provides a mining and dressing integrated vessel comprising: a hull comprising a deck and a cabin inside the hull and the hull; and a power system disposed on the stern for use in the hull Driving to provide power; mining systems, movable settings on the hull, It is used to collect various sandy mineral deposits in the seabed; the beneficiation system is set on the deck for sorting the ore collected by the mining system; the mining system is set in the cabin, and the storage system includes: The mine and tailings tanks are used to store the sorted concentrates and the tailings eliminated during the sorting process; the tailings treatment system is installed on the deck to discharge the tailings from the tailings tank to The goaf in the ore; the unloading system is set on the deck for transporting the concentrate out of the hull; the power system is installed in the cabin to supply power for all operations of the ore dressing vessel.

The mining and dressing integrated ship provided by the embodiment of the invention integrates the mining system and the beneficiation system, improves the utilization rate of the hull, not only saves the inconvenience caused by the traditional multi-ship mining and beneficiation, but also saves the cost of navigation. Indirectly reduces the cost of collecting ore and improves the market competitiveness of the ore; in addition, the mining system can collect various sandy deposits in the seabed, which is convenient for mining and dressing in a wide-sealed offshore operation, and is similar to the same type. Other vessels have more selectivity to the mining site during mining; in addition, a tailings system is installed at the stern, and the tailings system can transport the tailings through the tailings pump to the goaf, preventing the tail The secondary mining of the mine by the mining system can restore the goaf to its original appearance and protect the environment of the seabed to the greatest extent.

Specifically, the mining and dressing integrated ship proposed by the present invention puts the mining system disposed on the hull of the ship down the seabed, collects the sandy mineral deposits of the seabed, and carries out various steps through the beneficiation system disposed on the deck. Screening, and the filtered concentrate is stored in the concentrate tank set in the cabin. At the same time, the tailings eliminated in each screening are stored in the tailings tank set in the cabin, and then the tailings treatment system will The tailings in the tailings tank are discharged back to the goaf of the ore sand. After the mining operation is completed, the concentrate in the concentrate tank is transported out of the mining and dressing one by the unloading system, wherein the concentrate can be transported to the transport vessel. Or a transport vehicle.

In addition, the mining and dressing integrated ship in the above embodiment provided by the present invention may further have the following additional technical features:

In the above technical solution, preferably, the method further comprises: a pipeline system distributed on the hull, and sequentially connecting the mining system, the beneficiation system, the storage system and the tailings treatment system for transporting ore, concentrate and tailings; The pipeline system is connected to the tailings treatment system and the tailings tank.

In the technical solution, when the ore is transported in the mining system, the beneficiation system, the storage system and the tailings treatment system, the pipeline system is transported through the pipeline system, thereby avoiding the occurrence of sand and the like, ensuring the cleanliness of the deck, and It provides a good working environment for the crew.

In any of the above technical solutions, preferably, the mining system comprises: a mining arm movably disposed on the hull and capable of sinking to the underwater; an electric reamer disposed on the mining arm for underwater use The ore sand is scattered; the underwater suction pump is disposed on the mining arm for sucking the slurry formed by the ore and water which is stranded by the electric reamer into the pipeline system, and transporting the slurry through the pipeline system to the beneficiation system .

In this technical solution, the mining arm is movably connected to the hull, the mining arm is placed into the seabed during mining, the ore sand is broken by the electric reamer, and the scattered ore is passed through the underwater ore pump. Coexisting the pipeline system with the seawater to supply the beneficiation system for screening the ore. When the vessel is traveling, the mining arm is raised to ensure the normal travel of the vessel.

In any one of the above aspects, preferably, one end of the mining arm is hinged to the hull, and the other end is connected to the first hoist; wherein the electric reamer is located at one end of the mining arm connected to the first hoist; the first hoist is set On the bow.

In this technical solution, by connecting one end of the mining arm to the hull, the other end of the mining arm is connected to the cable of the first hoist, and the electric reamer is raised by the operation of the first hoist and Put down, the mining arm has a simple structure and reliable work.

In any of the above aspects, preferably, the deck comprises: the main deck is disposed on the hull; the second deck is built above the main deck; the living deck is built above the second deck, and between the second deck and the living deck At least 3 meters away; the driving deck is built above the living deck; the compass deck is built above the driving deck.

In this technical solution, a plurality of decks are provided on the vessel so that the crew can perform different production or living operations on different decks.

In any of the above technical solutions, preferably, the beneficiation system is disposed on the second deck, and the beneficiation system comprises: a slurry buffer distribution box, which is disposed on the second deck through the first support frame to distribute the slurry; the linear sieve is set On the first support frame, the slurry that is distributed into the slurry buffer distribution box is screened, the sieve material is impurity and the size of the gravel and the sieve material are qualified ore; the distribution box is lower than the linear sieve. On the second deck, the ore that has been screened and screened by the linear sieve is distributed; the magnetic separator is used to sort the ore distributed by the distribution box to obtain the concentrate, and the concentrate flows into the concentrate tank through the pipeline system; The buffer distribution box, the linear sieve, the distribution box and the magnetic separator are connected in sequence through the pipeline system; the tailings eliminated by the linear sieve and the magnetic separator are self-flowing through the pipeline system Enter the tailings tank.

In this technical solution, the beneficiation system is arranged on the second deck, which makes it easier for the concentrate or tailings to slide into the corresponding concentrate tank and tailings tank. Specifically, the ore collected by the mining arm is powered by an underwater suction pump, and is fed into the slurry buffer distribution box installed on the first support frame built on the second deck through the pipeline system, and the slurry buffer distribution box is provided. The impact of the ore will be reduced, and then the ore will be sent to a linear screen for preliminary screening of the ore. Among them, the installation position of the slurry buffer distribution box is higher than the position of the linear sieve, so that the ore flows to the linear sieve by itself, and in the process of the linear sieve vibration, the larger pieces of impurities cannot pass through the linear sieve and become the sieve. And transport the sieve into the tailings tank through the piping system. The undersize material is transported into the distribution box through the pipeline system, and the ore after the primary selection is sent to a plurality of magnetic separators by the distribution box to select the ore to obtain the concentrate, and the pipeline is obtained. The system transports the concentrate into the concentrate tank. The tailings phased out in the magnetic separator are transported to the tailings tank through the piping system. Among them, the installation position of the distribution box is higher than the installation position of the magnetic separator. Since the slurry buffer distribution box, the linear sieve, the distribution box, and the magnetic separator are sequentially distributed from high to low, so that the ore can flow in turn, the distribution mode of the beneficiation system is more scientific, and the labor cost and material cost are both The reduction is obtained.

In any of the above technical solutions, preferably, the magnetic separator comprises: a coarse magnetic separator, which is disposed on the second deck through the second support frame, and the split bin is higher than the coarse magnetic separator, and is used for the split bin The first section of magnetic separation is carried out into the ore of the coarse magnetic separator; the fine magnetic separator is arranged on the second deck for the second magnetic separation of the ore flowing through the coarse magnetic separator into the fine magnetic separator. A concentrate is obtained; wherein the second support frame is lower than the first support frame.

In this technical solution, the dual magnetic separation by the coarse magnetic separator and the fine magnetic separator greatly improves the purity and quality of the concentrate. Specifically, the coarse magnetic separator is mounted on the second support frame, and the coarsely selected ore is fed into the fine magnetic separator installed on the second deck through the piping system, thereby obtaining a high-purity concentrate.

In any of the above technical solutions, preferably, the first support frame is more than 8 meters above the second deck; the second support frame is more than 2 meters above the second deck.

In the technical solution, the height of the first support frame is more than 8 meters, wherein the height of the first support frame is 9 meters, and the height of the second support frame is more than 2 meters, preferably, The height of the two supports is 3 meters.

In any of the above technical solutions, preferably, one distribution bin transports ore for two roughing machines; the number of coarse ore separators is twice the number of selected mining machines.

In this technical solution, the ore is distributed through the distribution box, and due to the magnetic separation of the coarse magnetic separator, a part of the tailings is sieved, thereby reducing the total amount of ore entering the second stage of the fine magnetic separator. Therefore, the proper reduction of the number of fine magnetic separators can also complete the selection of ore. Moreover, the production cost is reduced and the space on the second deck is saved.

In any of the above technical solutions, preferably, the tailings treatment system comprises: a flushing water pump disposed at the bottom of the ship for dispersing the tailings to reduce the tailings concentration; the tailings pump is disposed at the bottom of the ship, and the tailings are passed through the pipeline. The system is routed back to the gob area.

In this technical solution, the flushing water pump can flush the oversize and tailings to reduce the concentration to discharge the tailings out of the tailings tank, wherein the tailings pump and the flushing water pump are driven by the diesel engine.

In any of the above technical solutions, preferably, the discharge system comprises: a funnel disposed on the main deck; a conveyor belt disposed on the main deck below the funnel for transporting the concentrate out of the hull; at least one crane, setting On the main deck, used to lift the concentrate in batches; where the concentrate falls through the funnel onto the conveyor.

In this technical solution, the concentrate is lifted out of the concentrate tank by a crane installed on the main deck, and the concentrate is discharged onto the conveyor belt through the funnel, so that the concentrate falls off the funnel through the funnel, The conveyor transports the concentrate to other transport vessels, or to the transport vehicle.

In any one of the above technical solutions, preferably, the conveyor belt comprises: a primary conveyor belt, which is located under the funnel and can be bidirectionally conveyed; and two secondary conveyor belts respectively disposed at both ends of the primary conveyor belt and partially under the primary conveyor belt; Among them, the concentrate is transported to the secondary conveyor belt by the primary conveyor belt and transported to the outside of the hull through the secondary conveyor.

In this technical solution, the concentrate is conveyed bidirectionally to the secondary conveyor belt through the primary conveyor belt, and two secondary conveyor belts transport the concentrate to both sides of the hull, thereby realizing the two-way unloading of the mining and dressing integrated vessel.

In any of the above aspects, preferably, the secondary conveyor belt is hinged to the hull at one end below the primary conveyor belt and is connected to the second hoist at the other end.

In this technical solution, due to the characteristics of the ship's unloading, the concentrate needs to be transported to a position far from the hull during unloading. Therefore, by setting the secondary conveyor to a movable conveyor, When the vessel is sailing or mining, the secondary conveyor belt is retracted, so that the secondary conveyor belt is in an upright position, thereby reducing the lateral width of the vessel, enabling the vessel to pass into a more complicated navigation channel, thereby expanding the mining area of the vessel.

In any of the above technical solutions, preferably, the method further includes: an anchor positioning system disposed on the main deck; and the anchor positioning system includes: a plurality of anchor assemblies.

In this technical solution, the anchor positioning system can maintain the position of the hull in the water to the greatest extent during the operation of the ore dressing integrated ship, so that the work of the mining system is more stable, and the production efficiency of the integrated ore dressing ship is improved.

In any of the above technical solutions, preferably, the method further includes: a control system disposed on the hull for detecting and monitoring the power system, the mining system, the beneficiation system, the storage system, the tailings processing system, the power system, and the anchor positioning system.

In the technical solution, the state of production and living operations in the entire vessel is monitored by the control system, so that in some parts of the system, failure can be discovered in time, and the small fault can be prevented from being solved in time to become a production accident.

In any of the above technical solutions, preferably, the power system includes: a plurality of generator sets disposed at the bottom of the ship to supply power for various operations of the beneficiation integrated ship; and an electrical circuit system for supplying power generated by the genset to Mining and dressing all over the ship.

In this technical solution, the mining and dressing integrated ship is powered by a diesel generator set, and the electric power is transmitted to the hull through the circuit system to supply power for each production and living electrical appliance on the integrated ore dressing.

In any of the above technical solutions, preferably, the control system comprises: a full conversion control system, the full conversion control system is connected to the generator set, the mining system and the power system, so that the mining system and the power system are driven and controlled by full frequency conversion.

In this technical solution, the full-frequency control system realizes the mining system and the electric propulsion system adopts full-frequency electric drive and control to realize the stepless control of the traveling speed and the mining speed of the ship.

In any of the above technical solutions, preferably, the mining and dressing integrated ship is further provided with a ship positioning system, and the ship positioning system can be used to determine the ship position and the ship direction.

In this technical solution, the mining and dressing integrated ship can be accurately parked by the ship positioning system. On the scheduled mining area, the scheduled ship is maintained for the next production operation. Therefore, the ship positioning system improves the accuracy of the mining system and makes the mining system more efficient.

In any of the above technical solutions, preferably, the deposit is a magnetite or vanadium magnetite deposit.

In this technical solution, the mineral deposits collected by the ore dressing integrated ship are magnetite and vanadium magnetite deposits.

Additional aspects and advantages of the invention will be apparent from the description of the invention.

DRAWINGS

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from

1 is a schematic structural view of a mining and dressing integrated ship provided by an embodiment of the present invention;

Figure 2 is a partial schematic view showing a portion of the mining and dressing integrated ship mining shown in Figure 1;

Figure 3 is a schematic view showing the structure of the mining and dressing integrated ship as shown in Figure 1;

Figure 4 is a plan view showing the mining and dressing integrated ship shown in Figure 1;

Figure 5 is a schematic view showing the structure of the middle bilge of the mining and dressing integrated ship shown in Figure 1;

Figure 6 is a schematic view showing the structure of the stern in the bilge as shown in Figure 5;

Figure 7 is a plan view showing the second deck of the mining and dressing integrated ship shown in Figure 1;

Figure 8 is a plan view showing the living deck of the integrated ore dressing vessel shown in Figure 1;

Figure 9 is a plan view showing the driving deck of the mining and dressing integrated ship shown in Figure 1;

Figure 10 is a plan view showing the beneficiation system of the ore dressing integrated ship shown in Figure 1;

Figure 11 shows a front view of the beneficiation system shown in Figure 10;

Figure 12 is a view showing the distribution of the fine magnetic separator in the beneficiation system shown in Figure 11;

Figure 13 is a schematic view showing the structure of the fine magnetic separator shown in Figure 12;

Figure 14 is a plan view showing the fine magnetic separator shown in Figure 13;

Figure 15 shows a left side view of the fine magnetic separator shown in Figure 13;

Figure 16 is a schematic view showing the mounting position of the fine magnetic separator shown in Figure 13;

Figure 17 is a view showing the structure of a linear screen in the beneficiation system shown in Figure 11;

Figure 18 shows a plan view of the linear screen shown in Figure 17;

Figure 19 shows a basic layout of the linear screen shown in Figure 17;

Figure 20 is a schematic view showing the structure of the tailings pump shown in Figure 3;

Figure 21 shows a left side view of the tailings pump as shown in Figure 20;

Figure 22 is a schematic view showing the mounting structure of the tailings pump shown in Figure 21;

Figure 23 is a schematic view showing the unloading concentrate of the ore dressing integrated ship as shown in Figure 1.

Wherein, the correspondence between the reference numerals and the component names in FIGS. 1 to 23 is:

1 mining and dressing integrated ship, 100 main deck, 102 second deck, 104 residential deck, 106 driving deck, 108 compass deck, 12 cabins, 122 concentrate tanks, 124 tail mines, 14 pipelines, 16 mining systems, 162 mining Arm, 164 electric reamer, 166 underwater suction pump, 18 beneficiation system, 180 slurry buffer distribution box, 182 linear sieve, 184 sub-tank, 186 coarse magnetic separator, 188 fine magnetic separator, 20 first support , 22 second support frame, 24 flush pump, 26 tail mine pump, 28 discharge system, 282 funnel, 284 first conveyor, 286 secondary conveyor, 288 crane, 30 anchor assembly, 32 generator set, 34 power system.

Detailed ways

The present invention will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a full understanding of the invention, but the invention may be practiced otherwise than as described herein. Limitations of the embodiments.

A mining and dressing integrated vessel 1 according to some embodiments of the present invention will now be described with reference to Figs.

As shown in FIGS. 1 to 12, according to a first aspect of the present invention, the present invention provides a mining and dressing integrated vessel 1, comprising: a hull comprising a deck and a cabin 12 inside the hull and the hull; System 34, disposed on the stern for powering the hull; mining system 16, movable on the hull for collecting various sandy deposits in the seabed; beneficiation system 18, disposed at The deck is used for sorting the ore collected by the mining system 16; the storage system is disposed in the cabin 12, and the storage system includes: a concentrate tank 122 and a tailings tank 124, Used to store the concentrate after sorting and the tailings eliminated during the sorting process; the tailings treatment system is set on the deck to discharge the tailings from the tailings tank 124 to the gobs of the ore. The unloading system 28 is disposed on the deck for transporting the concentrate out of the hull; the power system is disposed in the cabin 12 to supply power for each operation of the ore dressing vessel 1.

The mining and dressing integrated ship 1 provided by the embodiment of the invention integrates the mining system 16 and the beneficiation system 18, which improves the utilization rate of the hull, not only saves the inconvenience caused by the traditional multi-ship mining and beneficiation, but also saves navigation. The cost of the ore reduces the cost of collecting ore and increases the market competitiveness of the ore. In addition, the mining system 16 can collect various sand mineral deposits in the seabed, which facilitates the operation of the mineral processing integrated ship 1 in the wide-wrapped sea. And compared to other ships of the same type, there is more selectivity to the mining site during mining; in addition, a tailings system is installed at the stern, and the tailings system can transport the tailings to the goaf through the tailings pump 26. In the meantime, it can prevent the tailings from being mined by the mining system 16 and restore the original appearance of the goaf, thus maximally protecting the environment of the seabed.

The mining and dressing integrated ship 1 provided by the invention integrates the mining system 16 and the beneficiation system 18, thereby improving the utilization rate of the hull, not only eliminating the inconvenience caused by the traditional multi-ship mining and beneficiation, but also saving navigation. Cost, indirectly reducing the cost of collected ore and increasing the market competitiveness of the ore. In addition, the mining system 16 can collect various sandy deposits in the seabed, compared to other vessels of the same type, mining in mining The land has more selectivity, and it is convenient for the mining and dressing unit 1 to operate in the wide-wrapped sea. Specifically, when mining, the mining system 16 placed on the hull is lowered to the bottom of the sea to collect the sandy deposits of the seabed and sand. The mineral deposits are screened in various steps by a beneficiation system 18 disposed on the deck, and the screened concentrate is stored to a concentrate tank 122 disposed in the cabin 12, and the tailings stored in each step of the screening are stored. To the tailings tank 124 disposed in the cabin 12, the tailings in the tailings tank 124 are discharged back to the goaf of the ore by the tailings treatment system, and the concentrate is discharged through the unloading system 28 after the mining operation is completed. Concentrate transport within 122 integrally mineral mining ship 1, wherein the concentrate can be transported to a transport ship or truck.

As is known to all, mining vessels are limited in their offshore tonnage and cannot be collected without restriction. They can only be reciprocated after being filled and returned. Therefore, the above-mentioned mining and dressing integrated vessel 1 is collecting ore. In the process of screening the ore sand, on the one hand, because only the filtered concentrate is stored in the cabin 12, the tailings are discharged back to the goaf, Each time the ore returned by the vessel is a concentrate, which greatly improves the efficiency of the vessel's mining operations at sea, and makes the vessel have the feasibility of offshore mining. On the other hand, it will eliminate the tail after the beneficiation. The mine is discharged back into the goaf, which avoids the secondary collection of tailings and restores the landscape of the seabed to its original state, thereby protecting the ecosystem of the seabed while obtaining resources, thereby achieving environmental protection and sustainable development.

As shown in FIG. 1 to FIG. 12, wherein, preferably, the system further comprises: a pipeline 14 system distributed on the hull, and sequentially connected to the mining system 16, the beneficiation system 18, the storage system and the tailings treatment system for transporting the ore. , concentrate and tailings; wherein the pipeline 14 system is also connected to the tailings treatment system and the tailings tank 124.

In this embodiment, when the ore is transported in the mining system 16, the beneficiation system 18, the storage system, and the tailings treatment system, the system is transported through the pipeline 14 system, thereby avoiding the occurrence of sand and the like, and ensuring the deck. It is tidy and provides a good working environment for the crew.

In one embodiment of the present invention, preferably, as shown in Figures 1, 3, and 4, the mining system 16 includes a mining arm 162 that is movably disposed on the hull and that can be sunk to the water; An electric reamer 164 is disposed on the mining arm 162 for smashing the underwater ore; an underwater wicking pump 166 is disposed on the mining arm 162 for sand and water to be smashed by the electric reamer 164 The resulting slurry is drawn into the line 14 system and the slurry is conveyed through the line 14 system to the beneficiation system 18.

In this embodiment, the electric reaming 164 disperses the underwater ore sand to increase the concentration of the ore that is sucked by the submersible suction pump 166, thereby increasing the efficiency of the mining system 16 in collecting ore, while the electric reaming 164 can disperse the seabed. The various kinds of sand in the same kind have more selectivity to the mining site during mining than other ships of the same type, which is convenient for the mining and dressing vessel 1 to operate in the wide-packed sea.

Specifically, as shown in FIG. 3, the hull is in the shape of a fork on the side of the bow, wherein the intermediate tooth is a mining wall, one end of the mining arm 162 is hinged to the hull, and the other end is connected to the first hoist; wherein, the electric skein is connected The knife 164 is located at one end of the mining arm 162 that is coupled to the first hoist; the first hoist is disposed on the bow.

In this embodiment, by articulating one end of the mining arm 162 with the hull, the other end of the mining arm 162 is attached to the cable of the first hoist, and the electric reamer 164 is realized by operation of the first hoist. Raised and lowered, the mining arm 162 has a simple structure, reliable work, and ensures the balance of the hull.

In one embodiment of the invention, preferably, as shown in Figures 2, 7 to 12, the deck comprises: the main deck 100 is disposed on the hull; the second deck 102 is constructed above the main deck 100; the living deck 104, built above the second deck 102, at least 3 meters between the second deck 102 and the living deck 104; the driving deck 106 is built above the living deck 104; the compass deck 108 is built above the driving deck 106.

In this embodiment, a multi-deck is provided on the vessel so that the crew can perform different production or living operations on different decks, wherein the second deck 102 built on the main deck 100 facilitates the inflow of concentrate into the concentrate tank. 122. The living deck 104 is provided with a living space such as a living room, a dining room, a cold storage, and a food storage.

In a specific embodiment, as shown in FIGS. 4 and 5, the main deck 100 has an open structure in the middle, the concentrate tank 122 and the tailings tank 124 are open-air cabins 12, and the main decks 100 on both sides of the concentrate tank 122 There are two cranes 288 disposed thereon so that the lifting range of the crane 288 can cover the entire concentrate tank 122, and a funnel 282 is disposed on the open opening of the concentrate tank 122, and a primary conveyor belt 284 is disposed under the funnel 282; And two secondary conveyor belts 286 are disposed at both ends of the primary conveyor belt 284; wherein, as shown in FIG. 23, the primary conveyor belt 284 can be bidirectionally conveyed, and the secondary conveyor belt 286 is located at the end below the primary conveyor belt and is hinged to the hull. The other end is connected to the second hoist. During operation, the crane 288 can directly hoist the concentrate from the open-air concentrate tank 122 and discharge the concentrate into the funnel 282, so that the concentrate enters the first stage from the inside of the funnel 282. The conveyor belt 284 is transported by the primary conveyor belt 284 to the secondary conveyor belt 286, which in turn transports the concentrate to a transport vessel or transport vehicle or to a conveyor belt that is built on land. In addition, a movable roof can also be provided on the open concentrate tank 122 and/or the tailings tank 124.

In one embodiment of the present invention, preferably, as shown in FIGS. 10-12 and 13-16, the beneficiation system 18 is disposed on the second deck 102, and the beneficiation system 18 includes: a slurry buffer distribution tank 180, The first support frame 20 is disposed on the second deck 102 to distribute the slurry; the linear screen 182 is disposed on the first support frame 20, and the slurry which is distributed into the slurry buffer distribution box 180 is screened, and the sieve is impurity and The grit and the undersize of the set size are qualified ore; the sub-tank 184, which is disposed on the second deck 102 below the linear screen 182, distributes the qualified ore screened by the linear sieve 182; the magnetic separator, The ore distributed by the distribution box 184 is sorted to obtain a concentrate, and the concentrate is self-flowed through the pipeline 14 into the concentrate tank 122; wherein, the slurry is slowed down The punching distribution box 180, the linear screen 182, the distribution box 184, and the magnetic separator are sequentially connected through the pipeline 14 system; the tailings 182 and the tailings eliminated by the magnetic separator are self-flowed into the tailings tank 124 through the pipeline 14 system, wherein The first support frame 20 is nine meters above the second deck 102.

In this embodiment, the beneficiation system 18 is disposed on the second deck 102 to facilitate the smoothing of the concentrate or tailings into the corresponding concentrate tank 122 and tailings tank 124. Specifically, the ore collected by the mining arm 162 is powered by the submersible suction pump 166 and is systemically fed through the line 14 into a slurry buffer distribution tank 180 mounted on a first support frame 20 that is built on the second deck 102. The impact buffer of the ore will be reduced by the slurry buffer distribution tank 180, and then the ore is sent to the linear screen 182 for preliminary screening of the ore. Wherein, the installation position of the slurry buffer distribution box 180 is higher than the position of the linear sieve 182, thereby realizing the self-flow of the ore sand into the linear sieve 182, and in the process of the vibration of the linear sieve 182, the impurities of the larger block cannot pass through the linear sieve. 182, the screen is placed and the screen is conveyed through the line 14 system into the tailings tank 124. The undersize material is transported into the distribution box 184 through the pipeline 14 system, and the primary selected ore is sent to the plurality of magnetic separators by the distribution box 184 to select the ore to obtain the concentrate, and The concentrate is conveyed by the line 14 system into the concentrate tank 122. The tailings phased out in the magnetic separator are delivered to the tailings tank 124 via line 14. Wherein, the installation position of the distribution box 184 is higher than the installation position of the magnetic separator. Since the slurry buffer distribution tank 180, the linear sieve 182, the distribution box 184, and the magnetic separator are sequentially distributed from high to low, so that the ore can flow in turn, the distribution mode of the beneficiation system 18 is more scientific, at the labor cost and The material cost is reduced.

The specific parameters of the linear screen 182 shown in FIG. 17 and FIG. 18 are as follows: the particle size composition is less than 5 percent greater than 3 mm, the mesh diameter is 3 mm, and the processing capacity is 425 tons per hour. The amplitude is 6 to 8 mm, the vibration frequency is 960 times per minute, the single point maximum dynamic load is 55000 N, the distribution uses two 30 kW motors, the voltage is 380 V; the magnetic separator is a semi-reverse flow magnetic separator, the trough body The form is semi-reverse manifold, and its specific parameters are: cylinder diameter is 1200 mm, cylinder length is 3000 mm, drum rotation speed is 19 rotations per minute, sorting material granularity is 0 to 3 mm, working space between tank body and drum The adjustment range is 45 mm to 70 mm, the ore discharge clearance is adjusted from 20 mm to 40 mm, the treatment capacity is 100 to 140 tons per hour, and the volume of slurry is 260 to 460 cubic meters per hour. The appearance of the machine is 4735 mm long, 2298 mm wide and 1922 mm high. The weight of the machine is 7800 kg, and the weight of the loaded slurry is 2200. In kilograms, the water consumption of the magnetic separator is 8 cubic meters per hour for unloading water, 20 cubic meters per hour for flushing water, 0.15 MPa for water supply pressure, 11 kilowatts for driving motor, and 380 for driving motor. Volt, the flat frequency is 50 Hz, the power supply environment is three-phase power, and the reducer type gear is hard tooth surface.

In a specific embodiment, since the magnetic separator and the linear screen 182 vibrate, as shown in FIG. 16 and the magnetic separator, the magnetic separator is mounted on the ground, wherein the magnetic separator is installed on the ground. There is a tailings discharge port and a concentrate discharge port, as shown in Figs. 17 to 19, the linear screen 182 needs to be fixed on the foundation to ensure the stability of the linear sieve 182 during operation.

In an embodiment of the present invention, preferably, as shown in FIGS. 10 to 16, the magnetic separator includes: a coarse magnetic separator 186 disposed on the second deck 102 through the second support frame 22, and the sub-tank 184 The coarse magnetic separator 186 is used for performing the first magnetic separation on the ore flowing into the coarse magnetic separator 186 through the split bin 184; the fine magnetic separator 188 is disposed on the second deck 102 for The coarse magnetic separator 186 flows into the ore of the fine magnetic separator 188 for the second stage of magnetic separation to obtain a concentrate; wherein the second support frame 22 is lower than the first support frame 20, preferably, the second support frame 22 is higher than The second deck is 102 meters.

In this embodiment, the dual magnetic separation by the coarse magnetic separator 186 and the fine magnetic separator 188 greatly improves the purity and quality of the concentrate. Specifically, the coarse magnetic separator 186 is mounted on the second support frame 22, and the coarsened ore is fed through the pipeline 14 into the sub-tank 184 installed on the second deck 102 to pass the sub-mine. The tank 184 distributes the ore to the fine magnetic separator 188 to obtain a high purity concentrate.

In a particular embodiment, the coarse magnetic separator 186 and the fine magnetic separator 188 may be the same or different.

In a specific embodiment, as shown in FIG. 10 and FIG. 12, one of the ore bins 184 transports the ore sand for the two coarse ore sorting machines; the number of the coarse dressing machines is twice the number of the selected miners.

In this embodiment, the ore is dispensed through the bin 184 and, due to the magnetic separation of the coarse magnetic separator 186, a portion of the tailings is screened, thereby reducing the total amount of ore entering the second stage of the fine magnetic separator. Therefore, the proper reduction of the number of fine magnetic separators 188 can also complete the selection of the ore. Moreover, the production cost is reduced, and the space of the second deck 102 is saved.

In an embodiment of the present invention, preferably, as shown in FIG. 3, FIG. 20 to FIG. 22, the tailings processing system includes: a flush water pump 24 disposed at the bottom of the ship for dispersing the tailings to reduce the concentration of the tailings; The tailings pump 26, which is disposed at the bottom of the ship, discharges the tailings through the pipeline 14 system to the goaf.

In this embodiment, the flush water pump 24 can flush the oversize and tailings to reduce the concentration to discharge the tailings out of the tailings tank 124, wherein the tailings pump 26 and the flush water pump 24 are driven by the diesel engine.

It should be noted that the tailings pump 26 is connected to a 500-2000 meter long conveying pipe, and can transport the screen tops and tailings to the stern of the mining and dressing integrated ship 1 500 to 2000 meters away. In the goaf, the tailings system can transport the tailings through the tailings pump 26 and the conveying pipe to the goaf within 500 to 2000 meters, which can prevent the tailings from being mined by the mining system 16 and improve the mining and dressing. The collection efficiency of the mining system 16 in the vessel 1 also restores the goaf to its original appearance and maximizes the protection of the seabed environment.

In one embodiment of the present invention, preferably, as shown in FIGS. 4-6, an anchor positioning system is disposed on the main deck 100; the anchor positioning system includes a plurality of anchor assemblies 30.

In this embodiment, when the ore dressing integrated ship 1 is operated, the anchor positioning system can maintain the position of the hull in the water to the greatest extent, so that the work of the mining system 16 is more stable, and the production efficiency of the integrated ore dressing ship 1 is improved.

Specifically, the anchor assemblies 30 are respectively arranged in an "eight" shape at the first position of the hull, and a positioning anchor is also respectively disposed on the port side and the starboard side of the hull.

In an embodiment of the present invention, preferably, the method further includes: a control system disposed on the hull for detecting and monitoring the power system 34, the mining system 16, the beneficiation system 18, the storage system, the tailings processing system, and the electric power System and anchor positioning system.

In this embodiment, the state of the production and living operations in the entire vessel is monitored by the control system so that a certain system failure can be discovered in time, and the glitch cannot be solved in time to evolve into a production accident.

In an embodiment of the present invention, preferably, as shown in FIG. 5 and FIG. 6, the power system includes: a plurality of generator sets 32 disposed at the bottom of the ship to supply power for various operations of the beneficiation integrated ship 1; A system for supplying electric power generated by the genset 32 to the entire one of the ore dressing vessel 1 . Specifically, three generator sets 32 are provided in the bottom of the ship.

In this embodiment, the ore dressing integrated ship 1 is powered by the diesel generator set 32, and the electric power is transmitted to the hull through the circuit system to supply power to the various production and living appliances on the beneficiation integrated ship 1.

In one embodiment of the invention, preferably, the control system includes a full variable frequency control system coupled to the generator set 32, the mining system 16 and the power system 34 to enable the mining system 16 and the power system 34 to be fully utilized. Variable frequency electric drive and control.

In this embodiment, the full-frequency control system realizes that the mining system 16 and the electric propulsion system adopt full-conversion electric drive and control to achieve stepless control of the traveling speed and the mining speed of the vessel, wherein the full-conversion control system can generate electricity. The electric energy generated in the unit 32 is better distributed and utilized, and is more energy-saving and environmentally friendly. It should be noted that the control system further includes a job control system for monitoring the production operation system and a pump control system for monitoring the power station system. The operation control system can perform real-time detection and control on the production operation system, and the pump control system can Real-time detection and control of the genset 32 and the voyage generator set 32 are performed.

The operation control system provides data to reflect the production operation, so that the operator can make timely adjustments to the current situation, ensuring the stability and controllability of the production operation system; the pump control system can be used for the mining and dressing integrated ship 1 The detection and control of the power supply on the ground ensures that the power supply of each system on the one-of-a-kind ship 1 is stable.

In an embodiment of the present invention, preferably, the ore dressing integrated vessel 1 is further provided with a ship positioning system composed of dual GPS, and the ship positioning system can be used to determine the ship position and the ship direction.

In this embodiment, the ship positioning system can accurately park the mining and dressing integrated ship 1 on the predetermined mining area, and maintain the predetermined ship direction for the subsequent production operation. Therefore, the ship positioning system improves the work of the mining system 16 The accuracy of the mining system 16 makes the mining system 16 more efficient.

In one embodiment of the invention, preferably, the deposit is a magnetite or vanadium magnetite deposit.

In this embodiment, the mineral deposits collected by the ore dressing integrated vessel 1 are magnetite and vanadium magnetite deposits.

In a specific embodiment, the cabin 12 further includes: a fore end tank, a ballast water tank, an empty tank, a fresh water tank, a fuel tank, an empty tank, and a nacelle, wherein the full inverter control system is disposed in the cabin, and the cabin is further Set up the cabin control room, electrician's room, maintenance room, storage room.

The specific parameters of the mining and dressing integrated ship 1 provided by one embodiment of the present invention are as follows: the total length is 165 meters, the hull length is 136.5 meters, the hull width is 35 meters, the hull depth is 8 meters, the draft of the full oil water is 6 meters, and the load is 4700. The draught has a depth of 4 meters, the maximum transfer capacity is 9,600 tons, the hull rib distance is 0.7 meters, and the maximum excavation depth is 60 meters (the excavation state is 45 degrees horizontally). There are 28 rated crew members, 323 diesel generator sets with a power of 2250 kW, 2 tail gas pumps 26 diesel engines with a power of 1850 kW, 1 tailings flushing pump 24 diesel engines with a power of 1000 kW, and electric power of 1000 kW. 4 sets of rotary auxiliary propulsion, maximum auxiliary propulsion speed of 8 knots, 2 sets of 100 kW mooring and voyage generators, 380 cubic meters per hour of underwater suction pump 166, and lift of underwater suction pump 166 For 40 meters, the electric cutter 164 has a power of 600 kilowatts.

The mining and dressing integrated ship 1 provided by one embodiment of the present invention integrates the mining system 16 and the beneficiation system 18, which improves the utilization rate of the hull, and not only saves the inconvenience caused by the traditional multi-ship mining and beneficiation, but also Saving the cost of navigation, indirectly reducing the cost of collecting ore and increasing the market competitiveness of the ore; in addition, the mining system 16 can collect various sand mineral deposits in the seabed, which is convenient for the mining and dressing of the integrated ship 1 in the sea Work and, compared to other vessels of the same type, have more selectivity to the mining site during mining; in addition, a tailings system is provided at the stern, and the tailings system can transport the tailings through the tailings pump 26 to the mining In the empty area, it can prevent the tailings from being mined by the mining system 16 twice, and can restore the goaf to its original appearance and protect the environment of the seabed to the greatest extent.

In the present invention, the terms "connected", "connected" and the like should be understood broadly. For example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "connected" may be directly connected They can also be connected indirectly through an intermediary medium. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiments or examples are included in the present invention. At least one embodiment or example. In the present specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims (19)

A mining and dressing integrated ship, characterized in that it comprises: a hull comprising a deck and a hull and a cabin inside the hull; a power system disposed on the stern for powering the travel of the hull; a mining system, movable on the hull for collecting various sandy deposits in the seabed; a beneficiation system disposed on the deck for sorting ore collected by the mining system; a storage system, disposed in the cabin, the storage system comprising: a concentrate tank and a tailings tank, respectively for storing the sorted concentrate and the tailings eliminated during the sorting process; a tailings treatment system disposed on the deck for discharging the tailings in the tailings tank to a goaf of the ore; a discharge system disposed on the deck for transporting the concentrate out of the hull; The power system is disposed in the cabin to supply power for each operation of the mining and dressing integrated ship. The integrated ore dressing vessel according to claim 1, further comprising: a piping system distributed over the hull, in turn connecting the mining system, the beneficiation system, the ore storage system, and the tailings treatment system for transporting the ore, the concentrate, and the Tailings Wherein the pipeline system connects the tailings treatment system to the tailings tank. A mining and dressing integrated vessel according to claim 2, wherein said mining system comprises: a mining arm movably disposed on the hull and capable of sinking to underwater; An electric reamer disposed on the mining arm for smashing underwater ore; An underwater suction pump disposed on the mining arm for drawing slurry formed by the ore and water that is stranded by the electric reamer into the piping system, and passing the slurry through the pipe The road system is delivered to the beneficiation system. A mining and dressing integrated ship according to claim 3, characterized in that One end of the mining arm is hinged to the hull and the other end is connected to the first hoist; Wherein the electric reamer is located at one end of the mining arm connected to the first hoist; The first hoist is placed on the bow. A mining and dressing integrated vessel according to claim 2, wherein said deck comprises: The main deck is disposed on the hull; a second deck built above the main deck; a living deck constructed above the second deck, the second deck being at least 3 meters from the living deck; Driving the deck, built above the living deck; The compass deck is built above the driving deck. A mining and dressing integrated ship according to claim 5, wherein The beneficiation system is disposed on the second deck, and the beneficiation system comprises: a slurry buffer distribution box disposed on the second deck through a first support frame to distribute the slurry; a linear sieve, disposed on the first support frame, and screening the slurry that is allocated into the slurry buffer distribution box, and the sieve material is an impurity and a set size of gravel, and the sieve material is qualified. ; a distribution box, which is disposed on the two-layer deck below the linear screen, and distributes the ore that has passed the screening of the linear sieve; a magnetic separator, which sorts the ore distributed by the distribution box to obtain a concentrate, and the concentrate flows into the concentrate tank through the pipeline system; Wherein, the slurry buffer distribution box, the linear sieve, the distribution box, and the magnetic separator are sequentially connected by the pipeline system; The tailings and the tailings eliminated by the magnetic separator enter the tailings tank through the pipeline system. The integrated ore dressing vessel according to claim 6, wherein the magnetic separator comprises: a coarse magnetic separator, disposed on the two-layer deck through a second support frame, wherein the distribution box is higher than the coarse magnetic separator for flowing into the coarse magnetic separator through the distribution box Said ore One piece of magnetic separation; a fine magnetic separator disposed on the two-layer deck for performing a second magnetic separation on the ore flowing through the coarse magnetic separator into the fine magnetic separator to obtain the concentrate; Wherein the second support frame is lower than the first support frame. The integrated ore dressing vessel according to claim 7, wherein The first support frame is more than 8 meters above the second deck; The second support frame is more than 2 meters above the second deck. The integrated ore dressing vessel according to claim 7, wherein One of the distribution bins transports the ore for two of the coarse ore separators; The number of the coarse ore dressing machine is twice the number of the selected ore miners. The integrated ore dressing vessel according to claim 2, wherein the tailings treatment system comprises: a flush water pump disposed at the bottom of the ship for dispersing the tailings to reduce the concentration of the tailings; A tailings pump is disposed at the bottom of the ship, and the tailings are discharged back to the gob through the pipeline system. The integrated ore dressing vessel according to claim 1, wherein said discharge system comprises: a funnel disposed on the main deck; a conveyor belt disposed on the main deck below the funnel for transporting the concentrate out of the hull; At least one crane disposed on the main deck for lifting the concentrate in batches; Wherein the concentrate falls onto the conveyor belt through the funnel. The integrated ore dressing vessel according to claim 11, wherein The conveyor belt includes: a primary conveyor belt, located below the funnel, for two-way transport; Two secondary conveyor belts respectively disposed at both ends of the primary conveyor belt and partially below the primary conveyor belt; Wherein the concentrate is transported to the secondary conveyor via the primary conveyor and transported to the outside of the hull by the secondary conveyor. A mining and dressing integrated ship according to claim 12, characterized in that The secondary conveyor belt is hinged to the hull at one end below the primary conveyor belt and connected to the second hoist at the other end. The integrated ore dressing vessel according to any one of claims 1 to 13, further comprising: An anchor positioning system disposed on the main deck; The anchor positioning system includes a plurality of anchor assemblies. The integrated ore dressing vessel according to claim 14, further comprising: a control system disposed on the hull for detecting and monitoring the power system, the mining system, the beneficiation system, the ore storage system, the tailings treatment system, the electrical system, and the Anchor positioning system. A mining and dressing integrated ship according to claim 15, wherein The power system includes: a plurality of generator sets disposed at the bottom of the ship to supply power for various operations of the integrated ore dressing vessel; a circuit system for supplying electric power generated by the genset to the entire mining and dressing vessel. A mining and dressing integrated ship according to claim 16, wherein The control system includes: A full frequency conversion control system is coupled to the generator set, the mining system, and the power system such that the mining system and the power system are driven and controlled by full frequency conversion. The mining and dressing integrated ship according to any one of claims 1 to 13, characterized in that The mining and dressing integrated ship is also provided with a ship positioning system, which can be used to determine the position and direction of the ship. The mining and dressing integrated ship according to any one of claims 1 to 13, characterized in that The deposit is a magnetite or vanadium-titanium magnetite deposit.

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