Independent unit for lifting mineral resources from water zone bottom
SUBSTANCE: device includes a grab bucket with armoured jaws and flexible links by means of which the bucket is connected to a gas generator and to a flexible cavity start-up sensor, which are located in a container, and a float. The grab bucket is made from elastic material, and a flexible cavity is equipped with a cable located inside the cavity in the centre, the lower end of which is attached to a partition wall additionally installed between a gas generator and the flexible cavity, and the upper end of the cable is attached to the float. As the elastic material of the grab bucket there used is for example thermopolyutherane. The upper edge of the grab bucket is perforated. Armoured jaws of the grab bucket are provided with holes uniformly distributed throughout the surface area. A full air discharge valve is located at the top of the flexible cavity. The float is made in the form of a radio beacon.
EFFECT: improving efficiency of operations.
6 cl, 3 dwg
The present invention relates to the mining industry and is intended for lifting of minerals from the bottom of the waters.
A device for the extraction of minerals from the ocean floor, which includes mining vessel, submersible vehicle with manipulator associated with the vessel rope cable, submarine cable installed by the ring of the container with a gas generator, a flexible cavity for gas and cargo section [inventor's certificate SU 1351265 A1, AS 50/00 from 06.06.1985, publ. 10.07.1996)].
However, this device is difficult to perform and requires high cost of its production, high consumption of energy to work underwater vehicle with a robotic arm, as well as the lack of ability to work in conditions of poor visibility.
A device for lifting minerals from the seabed, including carrying capacity, pivotally connected to the rope through the bars, generator, flexible cavity for gas valve pressure limits, the cable with ballast and float, and is intended for underwater mining of minerals (Patent RU №2426883 from 17.03.2010, publ. 20.08.2011, bull. No. 23).
However, this device is difficult to design and costly to manufacture, in addition, may not work at great depths, is unstable when lifting the load with the em uneven distribution of gas throughout the section, due to what can happen overturning of this design, and also has a much larger weight of the grab bucket, which significantly complicates the process of lifting cargo from the bottom of the waters.
The main task of the invention consists in the extraction of minerals from the bottom of the water and lifting them to the surface regardless of the depth of extraction, visibility, with minimal power consumption to boot, and with the least effort of lifting cargo from the bottom of the waters.
Is achieved by the Autonomous device for underwater mining of mineral deposits, including clamshell bucket with reinforced jaws and flexible links, by means of which the bucket is connected with the gas generator and the starting sensor flexible cavity located in the container, the float according to the invention grab bucket is made of elastic material, and a flexible cavity is equipped with a cable located within a cavity in the center, the lower end of which is fixed with additionally installed between the gas generator and a flexible cavity baffle and the upper end of the rope attached to the float.
As the elastic material of the grab bucket is used, for example, thermopolyurethane.
The upper edge of the grab bucket is made of perforated.
Reinforced jaw gripper Cove is and made with evenly distributed over the entire area of the holes.
On top of the flexible cavity valve is fully air vent.
The float is made in the form of a beacon.
Partition ensures the fastening of the flexible rod and the gas generator.
Performing a grab bucket from an elastic material, such as thermopolyurethane, to facilitate the construction and reinforced jaw distributed over the entire area of the holes for draining water from the bucket when lifting it from the bottom of the water area that provides relief design when raising it to the ship. The presence of a cable located inside the cavity in the center, allows ballast cavity in order to avoid tilting design, and promotes interaction with the float, made as a beacon to transmit a signal to the vessel about the location of the device. Valve full air vent on top of the flexible cavity ensures full discharge of air from the flexible cavity when raising structures on the vessel.
The invention is illustrated in the drawings, where Fig.1, 2 shows a diagram of the device for underwater mining of Fig.3 - a view reinforced jaws distributed over the entire area of the holes.
The device comprises a container 1 made in the form of a grab bucket from an elastic material, for example from thermopolyurethane, Armey is bannymi jaws 2 with holes for draining water in them 3 or articulated between a hinge in the upper part of the through axis 4. On the outer surface of the jaws 2 are the hooks 5, United by flexible rods 6 and fixtures 7 that allows you to hold the jaw 2 in the open state. To the upper part of each of the jaws rigidly connected levers 8 stop 9, which limits the maximum opening angle of the jaws, and mechanism of complete closure of the bucket 10, which is in rigid connection with the perforated upper edge of the bucket 11 and the levers 8. The container 12 is located the gas generator 15, a tube for supplying gas 14 in the flexible cavity 17 and automatic sensor run 16. Between the gas generator and a flexible cavity is a partition 13. Flexible cavity 17 is supplied by a cable 18, which is located in the center, inside the flexible cavity, and cooperating with the valve fully air vent 19. In the container 12 are flexible links 22 connecting the levers 8 with a dividing wall 13. The lower end of the cable 18 is fixed to the separating partition 13, and the upper end attached to the float, made in the form of beacon 21. For lifting the unit on the ship, or so on, there is a coupling block 20.
Does the proposed device is as follows.
On the work site lower container 1, made in the form of a grab bucket from an elastic material, for example from thermopolyurethane, perforated in the upper part of kromko is 11, drags flexible rod 6 with the full lowering of the container 1 at the bottom. Flexible rod being in tension between the bracket 7 and the hooks 5, begin to loosen and detach from the hooks 5, the mechanism works full closing of the bucket 10 in the container 12, when this is triggered automatically the starting sensor 16 and enters the feed mechanism of gas from the gas generator 15, through the tube 14 begins to fill flexible cavity 17 by the gas, resulting buoyancy force, under the action of which the device starts to climb up and through a flexible rod 22 connected with the baffle 13 and the levers 8, is closing the container 1 and the introduction of reinforced jaws 2 in the breed, upon full closure of the container 1 under the action of buoyancy of the device rises to the surface, and using the beacon 21 design detects the vessel and lifts it through the coupling unit 20.
This invention can carry out the extraction of minerals at any depth of bottom waters in poor visibility conditions and different weather situations, with the lowest power consumption to boot, and with the least effort of lifting cargo from the bottom of the water area, fully self-contained, which ensures effective operations.
1. A stand-alone device for underwater development of mineral deposits iscope the x, includes clamshell bucket with reinforced jaws and flexible links, by means of which the bucket is connected with the gas generator and the starting sensor flexible cavity located in the container, the float, wherein the clamshell bucket is made of elastic material, and a flexible cavity is equipped with a cable located within a cavity in the center, the lower end of which is fixed with additionally installed between the gas generator and a flexible cavity baffle and the upper end of the rope attached to the float.
2. A stand-alone device under item 1, characterized in that the elastic material of the grab bucket is used, for example, thermopolyurethane.
3. A stand-alone device under item 1, characterized in that the upper edge of the grab bucket is made of perforated.
4. A stand-alone device under item 1, characterized in that the reinforced jaw grab bucket is made with uniformly distributed throughout the area of the holes.
5. A stand-alone device under item 1, characterized in that on top of a flexible cavity valve is fully air vent.
6. A stand-alone device under item 1, characterized in that the float is made in the form of a radio beacon.
FIELD: oil and gas industry.
SUBSTANCE: system contains at least one modular shaft with the central unit placed under water and an uprise buried to the ocean bottom and at least one air-lock chamber to transport duty shifts of workers, materials and equipment. Besides the system comprises at least one drilling area with a horizontal tunnel branched from the uprise in the central unit, and an inclined area for delivery of drill pipes and a vertical area in which bottom part there is a wellhead of at least one well. A power cable and control systems as well as pipeline in the protective shell for oil and gas transportation are connected to the modular shaft.
EFFECT: increasing development efficiency of subsea oil and gas deposits.
9 cl, 56 dwg
SUBSTANCE: proposed device comprises mineral feed pipe aligned inside hollow pipe with funnel at its bottom, and coolant feed pipeline. Additionally, this device comprises coolant feed pipelines distributed uniformly over hollow pipe perimeter, in funnel walls and in extra struts of said funnel. Hollow pipe is located at the level of funnel strut. Funnel strut inner walls are perforated. At the level of funnel, hollow pipe has vertical cut-outs furnished with plugs from top and bottom. Funnel strut top parts are also equipped with plugs.
EFFECT: continuous mining, lower power consumption and extraction costs, minimised negative effects on contamination of environments.
2 cl, 2 dwg
FIELD: oil and gas industry.
SUBSTANCE: method for development of methane hydrates is based on their breaking by water jets at a temperature of more than 285K with the rate more than 1 m/s in a pulse mode with a frequency in the range from 1 up to 200 Hz, gasification and lifting from the seabed. A device for development of methane hydrates contains a floating device, handling equipment, a power generating unit, pipelines, a control unit and an underwater methane hydrate development unit in which body there is an installed infrared heater, a water-jet monitor with pressurised water feed equipment and a gas bleeder.
EFFECT: improvement of energy efficiency for underwater development of methane hydrates and their lifting to the floating device.
2 cl, 1 dwg
SUBSTANCE: device comprises an underwater vessel with atmospheric pressure of air, a trolley, a pulp line with a cone-shaped mixer and a jacket, a bracket with a trolley and a jacket, a vertically arranged working organ with a hydraulic motor, its shaft and tillers. On the shaft of the hydraulic motor there is a conical body, tillers are made in the form of cutters and fixed on the conical body. On the side surface of the conical body there are through holes with transverse size of not less than concretion size. The conical body with cutters is installed below the horizontal input section of the mixer. The bracket is connected with the trolley by means of a rotary hydraulic cylinder with the vertical axis of rotation.
EFFECT: increased efficiency of a soil intake device due to achievement of continuity of the process for production of minerals at the specified area of the water reservoir bottom.
2 cl, 3 dwg
SUBSTANCE: method and plant for sapropel production from the bottom of water reservoirs includes its mining with the help of spiral knives on a cone head of auger transport, its lifting to the reducer with two randomly round-directed output shafts, where jackets of two augers are connected with the help of a corrugated reinforced hose, transportation by another auger into floating containers for filling, towing of containers in a bunch by a boat to piers, their lifting along the trestle on a special trolley upwards, and their emptying by tilting onto a vibration sieve for removal of foreign objects (bottles, stones, plants, etc.), collection of sapropel in a hopper - accumulator for transportation to consumers.
EFFECT: higher efficiency of production of organic sapropel and cleaning of water reservoir.
4 cl, 7 dwg
SUBSTANCE: furrows are cut on ice surface adjoining the pit lane that hinders slime processing to feed heat carrier to defrost and to make cutouts in layer body and cavities under ice body bottom surface. Floating hydraulic gun is used to jet lower layers above ice surface edged by cutouts. Then, ice is broken and thawed while exposed underlying soils are jetted by hydraulic gun and sucked by dredger as pulp to using equipment.
EFFECT: higher efficiency, lower costs at low ambient temperatures.
FIELD: machine building.
SUBSTANCE: method involves lifting of elements of underwater mineral deposits consisting of flow of transporting medium, transportation of hydraulic fluid in supply airlift pipeline, supply of compressed air to mixer of lifting pipeline, creation of multicomponent mixture after compressed air is supplied to hydraulic fluid mixture and transportation of multicomponent mixture flow in lifting airlift pipeline. At that, first, phantom cross section is chosen in the flow intended for transportation of elements of underwater mineral deposits, and for chosen phantom cross section there specified is the range of change of pressure value. Flows of water and air-and-water mixture are created in supply and lifting pipelines by supplying compressed air with the compressor to mixer of lifting pipeline Value of actual pressure is monitored in the chosen phantom cross section, as well as actual range of change of the monitored value is determined. Compliance of the certain actual range to the specified one is checked, and elements of underwater mineral deposits are supplied to water flow of supply airlift pipeline in case certain actual range belongs to the specified one.
EFFECT: increasing development efficiency of underwater mineral deposits at big marine depths due to shortening the total start-up time of airlift plant; avoiding the disturbance of transportation of solid material and gumming of pipelines during airlift start-up.
2 cl, 3 dwg
SUBSTANCE: method involves creation of the main and additional water flows, obtaining of hydraulic fluid flow after addition of elements of natural resources of underwater deposits as part of rock mass to the main water flow and transportation of hydraulic fluid flow. Besides, increase in operation efficiency of transportation process of mineral resources of underground deposits is provided from high depths in process chain of development of underwater deposits of mineral resources due to stabilisation of concentration value of solid particles in hydraulic fluid flow that is transported from multi-purpose system for continuous collection of mineral resources of underwater deposits to base floating means located on water reservoir surface, at rational configuration of technical means.
EFFECT: stabilisation of concentration value of solid particles in hydraulic fluid flow.
3 cl, 3 dwg
SUBSTANCE: device includes underwater vessel with atmospheric pressure, trolley, pulp line, operating element in composition of a catcher, hydraulic motor with shaft, shroud and ripper. Operating element is connected to the trolley via bracket, and pulp line is hydraulically connected to vessel with atmospheric pressure. The shroud has cylindrical shape and is mounted vertically and rigidly connected to pulp line via upper face end and to catcher via lower face end, the catcher is done in a form of confuser with circular input. Hydraulic motor of bottom-hole type is concentrically built-in the shroud cavity and rigidly connected to it via radial ribs with formation of annular through channel, and ripper is attached to the shaft of this hydraulic motor. The bracket is equipped with two joints and two hydraulic cylinders capable of moving the operating element in vertical and horizontal plains. There is a cab on the trolley that is equipped with oil pump with hydraulic rotary mechanism working on pressure drop, viewport and lamp with isolated power source. Bottom-hole motor of operating element is done with pressure and drainage channels in the housing and swinging spring-loaded dampers.
EFFECT: increase of device productivity and reliability, reduction of risk of water body contamination by ripping products.
2 cl, 4 dwg
SUBSTANCE: complex comprises a basic vessel, which is kinematically connected to a production tool, comprising a rolling capture device installed on skis, a transportation device, which connects a production tool with basic vessel. The rolling capture device of the production set is made in the form of a drum equipped with blades, fixed on a horizontal axis kinematically connected to a drive. Blades are arranged with minimum gaps relative to an inner surface of a cylindrical shape jacket. The upper cylindrical part of the jacket is made with an opening. The axis is installed with the possibility of its rotation in a central part of side walls of the jacket, which in its lower part is equipped with a cut of rectangular form in plan with the possibility of displacement of blades in it and their introduction in thickness of the mineral. Blades are made forked and with flexures. Flexures of blades during their location in the lower part of a jacket are aligned towards the side opposite to direction of production tool displacement. At the same time the distance between forks of the blades is adopted as less than the minimum cross size of produced nodules. The cut in the jacket is made so that its edges are placed above useful thickness of a mineral. The jacket with the help of a receiving tray of narrowing cross section is connected to a suction nozzle of a soil pump. The soil pump is installed on cross beams of skis at the side of the jacket opposite to direction of production set displacement. The injection nozzle of the soil pump is connected to a perforated section of a pipeline fixed on a jacket and arranged above it, with the possibility of connection with a flexible discharge pipeline. The discharge pipeline is aligned in plan coaxially with an injection nozzle of a soil pump along a longitudinal axis of jacket symmetry. The production set is balanced in a transverse direction. Skis are fixed at two sides on side walls of the jacket and are made as V-shaped in cross section. The flexible pipeline is made from a combination of rigid rectilinear pipes and flexible inserts from elastic material with connection of adjacent pipes arranged along the perimetre of each pipe with round-link chains that perceive stretching forces.
EFFECT: increased efficiency of a complex, its simplified design, reduced material intensity, power intensity and cost, increased reliability of complex operation.
3 cl, 5 dwg
FIELD: mining industry.
SUBSTANCE: device has bottom power assembly, connected to base watercraft by force pipeline with conical perforated portion, adjacent to bottom power assembly, conical perforated portion of force pipeline is made of sheet of elastic material and provided with rigid branch pipes with flanges on both ends. Flanges of branch pipes are interconnected by round-link chains placed along flanges perimeter, which are connected to flanges of power assembly and force pipeline branch pipe.
EFFECT: simplified construction, lower costs, higher efficiency.
4 cl, 4 dwg
FIELD: mining industry.
SUBSTANCE: mining combine has extraction means, on which a body is mounted, having at least one first liquid outlet, for supplying liquid to material. Pipeline, through which liquid is fed to first liquid outlet, contains means for measuring flow and/or pressure of liquid in pipeline, for determining, in which of to layers outlet is positioned. Combine can have at least one second liquid outlet, placed in such a way, that first liquid outlet is in lower layer, and second liquid outlet is placed in upper layer. First liquid outlet can have one of multiple first liquid outlets spaced from each other, and second liquid outlet - one of multiple spaced from each other second liquid outlets. Efficiency of liquid flow through multiple spaced first outlets can surpass those of multiple spaced from each other second liquid outlets. Placement of second liquid outlet in separate body cover is possible. First and second liquid outlets can be directed downwardly relatively to direction of mining combine displacement. Method for controlling depth of position of mining combine extraction means includes placing two liquid outlets, interacting with material extraction means, in a material, while second liquid outlet is placed above first liquid outlet, liquid is fed to first and second liquid outlets and flow and/or pressure of liquid is measured. Layer, wherein liquid outlet lies, is detected, and first liquid outlet is placed in lower layer and second liquid outlet is placed in upper layer, to determine depth of position of extraction means relatively to two layers.
EFFECT: higher precision.
2 cl, 9 dwg
FIELD: means for organic and chemical fertilizers obtaining, particularly to extract sapropel silt from lake and lagoon bottom and for water ponds cleaning.
SUBSTANCE: device comprises water-craft with executive tool and with extraction tool of suction type, transportation mechanism and optional equipment. Executive tool comprises turbofan, bell-shaped case with serrated lower edge and at least two pipelines mounted in the case and used for feeding compressed air and driving extraction tool. Optional equipment includes hoisting means and seriously connected accumulator vessel, bin, sump, evaporator, disperser, pelletizer, drying chamber, metering device and transportation mechanism.
EFFECT: reduced sapropel mass losses, reduced time of sapropel preparation to use.
FIELD: technologies for extracting concretions from sea bottom.
SUBSTANCE: complex has watercraft, extracting machine with take-in device and pulp-pump, supporting pipeline, perforated branch pipe with sizes of apertures less than minimal size of extracted concretions. Perforated branch pipe is positioned at portion of force pipeline adjacent to extracting machine, and is provided with flanges. Apertures of perforated branch pipe are made in form of multi-drive slit channels along whole length of perforated branch pipe, provided with bandages. Slit channels can be made in form of constant width and directed along generatrix lines of perforated branch pipe, and bandages are positioned in direction perpendicular relatively to perorated branch pipe. Slit channels can be made in form of portions serially positioned behind one another and expanding towards movement of hydraulic mixture. Slit channels can be made of spiral shape, an bandages - in form of longitudinal rods.
EFFECT: higher efficiency.
4 cl, 4 dwg
FIELD: technologies for extracting concretions from sea bottom.
SUBSTANCE: device has watercraft, extracting device with collecting means and pulp-pump, force pipeline, perforated branch pipe with sizes of opening less than minimal size of extracted concretions. Perforated branch pipe is positioned in portion of force pipeline adjacent to extracting device and is provided with flanges, and diameter of perforated branch pipe decreases away from extracting machine. Extracting machine is provided with additional pump with latch, mounted in parallel with pulp-pump of extracting machine, and between perforated branch pipe and force pipeline check valve is positioned.
EFFECT: higher efficiency.
FIELD: mining industry, particularly for obtaining minerals from underwater.
SUBSTANCE: plant comprises frame carried by catamaran, drum reels secured to frame at different levels and provided with driving means. Arranged in lower frame base is vessel having chute in which auger is installed. The auger is provided with drive. Frame drums are connected to truck through endless chains to which buckets are hinged. Load cavities of the buckets have orifice arranged from end side thereof and adapted to remove water when buckets move over water surface. Lower bases of the buckets are connected with chains through flexible rods and maintain vertical positions of loads arranged on chains when chain inclination varies. Plant also has compressor connected to float chambers of the buckets by flexible armored tube secured to electric winch rope and by spring. Electric winch is linked with microswitches by electric circuit. Microswitches are adapted to automatically bring electric winch into electric circuit during bucket movement. Catamaran is connected to truck platform through ropes of the winch connected to ship and adapted to lower or lift the truck from ocean bottom. Electric drives of the winches are linked with switch buttons of control panel, which provides remote winch control. Installed in catamaran body are devices to separate concretion mass into fraction and to dehydrate thereof. The devices are made as rotary netted drums with different orifice diameters. The drums are coaxial and spaced apart one from another. Each drum is provided with receiving chamber, drive and fraction outlet. Each fraction outlet is connected to centrifugal means having drive. In accordance to the second embodiment plant has case including three or more frames arranged in staggered order in two rows and centrifugal means. The plant is made as trailed unit and may be unitized with ship. The case is provided with floating pontoon supports. Each pontoon support is connected to compressor and has electromagnetic valve so that the support may immerse the case at proper depth in stormy conditions and emerge thereof after storm termination. Two longitudinal vessels provided with chutes are connected to each frame. Installed in chutes are augers with drives. Shafts with drum reels and drives are secured from both vessel sides at different levels thereof. The drums are provided with endless chains to which buckets are hinged. In accordance with the third embodiment the plant comprises case having three or more frames. The frames are arranged in one or two rows and connected one to another. One longitudinal vessel in secured to each frame. The vessel is provided with chute in which auger with drive is installed. The plant also has case installed on truck, which is mounted on ocean bottom. Conveying wedge-like mechanism is fixedly secured in front of conveyers under truck platform. The wedge-like mechanism is movably installed between drum reels to shift concretion layer from two sides towards bunker bucket loading means.
EFFECT: increased capacity, reliability and durability, improved technical means, workmanship and extended technological capabilities.
3 cl, 16 dwg
FIELD: obtaining minerals from underwater, particularly hydro-mechanized devices for concretion production from seabed.
SUBSTANCE: device comprises movable seabed unit with pulp pump and outlet pipe, pressure pipeline with perforated part, basic ship and connection flanges. The perforated part is formed of parallel pipes connected with outlet pipe of the pulp pump and with pressure pipeline by distribution pipes. Number of pipes and pipe diameter are determined from where D1 is diameter of outlet pulp pump pipe, D2 and n - diameter and number of pipes composing perforated part of pressure pipeline.
EFFECT: increased productivity.
FIELD: rock mining, particularly to develop gravel-sand deposits.
SUBSTANCE: rid comprises body made as U-shaped pontoon and having docking mechanism, which provides connection of similar pontoon sections to maintain floatability thereof in the case of suction head weight increasing. The rig also has suction head made as downhole hydraulic mining tool and having ground receiving means and portal crane for ground receiver lifting and lowering arranged in front pontoon part. The ground receiver is lifted and lowered by suction head rotation about axle arranged in central pontoon part. The rig also has sludge line connected to suction head.
EFFECT: possibility of mining work performing at variable development depth.
FIELD: mining, particularly to produce ore and rock materials, for instance building materials.
SUBSTANCE: mining rig comprises pontoon with suction head having sludge receiving means, as well as crane for sludge receiving means lifting and lowering installed in front pontoon part. Sludge receiving means is lifted and lowered by suction head rotation about axle connected to pontoon. Rig comprises sludge line connected to sludge channel of suction head. The pontoon has U-shaped cross-section and is provided with additional crane arranged in rear part thereof. The suction head is made as downhole hydraulic tool having string composed of two parts in length direction. The parts are pivotally connected one to another. The string is arranged on pontoon so that the parts may be lowered in series. The cranes are portal. The axle is located in rear or front pontoon part.
EFFECT: possibility of mining work performing at variable development depth.
FIELD: methods to develop underwater and flooded ferromanganesian concretion and phosphate shelf concretion deposits, as well as similar flooded and marine deposits mainly including horizontal and flat thin seams located on bed surface.
SUBSTANCE: draghead comprises frame body with upper, lower, side and rear walls, suction pipe of suction dredge, blades secured to intermediate bottom, which may rotate in vertical plane. The draghead is also provided with hydraulic abrasing unit having pressure pipe transversal to upper frame body wall. The pressure pipe is provided with hydraulic heads. The draghead comprises ball-and-socket hinge arranged in upper frame body orifice. Upper horizontal edge of rounded side wall is connected to inner surface of upper wall. Side wall flat part height and rounded part height thereof are related as 1:0.5. Ball-and-socket hinge and rounded part of side frame body have curvature radii in plane view equal to active suction dredge suction radius. Intermediate bottom is installed inside rounded side wall of frame body and may rotate with the use of two hydraulic cylinders about horizontal pin secured to rounded part of side frame body wall.
EFFECT: simplified structure and reduced losses in sludge lines.