Device for production of minerals from continental shelf
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
The unit refers to the mining industry and is intended to be disjointed production of minerals from the seabed of the continental shelf.
A device for underwater development disjointed rocks, including dredge with a pressure pipe, the ends of which are located on the bottom of the reservoir, and hadagreed for feeding refrigerant in the pressure line, is further provided with an accumulating container enclosed in a spherical dome and provided with a heating element across the width of the container where the defrosting gruntilda bodies and land subsidence in the collection container while filling device raise for transporting the rope to the surface of the pond. Discharge pipe is located radially around the perimeter of the spherical dome (RU 74663 U1, IPC E21C 50/00 from 06.02.2008 published 10.07.2008).
The drawbacks are the cost of time and material resources for the trucking operations associated with the uplift of the entire device from the bottom, a cyclic process of extraction, which leads to poor performance and difficulty lifting device in the presence of waves on the water surface.
The closest in technical essence and the achieved result is a device for the extraction of minerals from the seabed of the continental shelf, including transport is owocow pipe for supply of minerals and piping for supplying coolant thus, a transport pipe for the supply of minerals in the lower part is made with a bell, and the rest placed in a hollow tube and is located coaxially with it, and the pipe for feeding refrigerant is made in the form of a pipe auger, with the possibility of extension. The screw can be made for example of polymer (EN 115410 U1, IPC E21C 50/00 from 07.11.2011, published on 27.04.2012).
This invention has several disadvantages:
the air gap between the walls of the outer and distributor pipes leads to corrosion;
- the formation of ice between the pipe auger and the wall of the transport pipe may lead to stoppage of the mining process.
The task of the technical solution is to simplify the extraction of minerals from the seabed of the continental shelf, improving performance and minimizing pollution during operation of the device.
This is achieved in that the device for the extraction of minerals from the seabed of the continental shelf, including the transporting pipe for the supply of minerals, coaxially located in the hollow tube, the lower part is made with a socket, a pipe for feeding refrigerant is further provided with a piping for supplying coolant evenly distributed around the perimeter of the hollow tube, the walls of the socket and in addition set the Lenna racks socket, this hollow tube at the level of the racks of the socket, and the inner walls of the uprights of the socket is provided with perforations, and at the level of the bell hollow tube has a vertical slot that the top and bottom provided with plugs, the upper part of the uprights of the socket is also provided with plugs, and the ends of the hollow tubes and racks socket located in the reservoir, made with particular reference in the form of a cone.
Placement of pipelines to supply the refrigerant in the hollow tube, the walls of the socket and the posts of the socket, to avoid contact of pipelines to supply refrigerant from the external environment, thereby preventing namerzanie them ice and fine particles of minerals.
Sharpening of the cone ends of the hollow tubes and racks socket located in the reservoir, contribute the least resistance with the introduction of the working body in the ground downhole space.
Perforation of the walls of the hollow tube and the inner walls of the uprights of the socket allows the refrigerant passing through them, evenly distributed throughout the depth of the downhole space, which, in turn, provides quality freezing fossil.
The slots of the hollow tube is made to ensure the smooth passage formed in the underwater bottom grunwaldova bodies in the conveying pipe.
Stub slots, iverna part of the uprights of the funnel prevents the ingress of water and small particles in the inner space between the sheet and the conveying pipe, and between the walls of the uprights and socket.
The technical result of the proposed technical solution is the possibility of a continuous process of excavation, reduce energy costs, and expenses for the rise of minerals from the bottom of the seas and oceans, in addition, ensures minimal environmental pollution.
The device is illustrated graphically, in which figure 1 shows a General view of the device, figure 2 - cross section A-A 1
Device for underwater development consists of the transport pipe 1, a hollow tube 2, socket 3, the uprights of the socket 4, pipelines for supplying refrigerant 5, the perforated distributor pipes and wall racks socket 6, the vertical slots of the conveyor pipe 7, the plugs 8 and tapering in the form of a cone 9.
The proposed device operates as follows.
Production design, reaching the bottom, stand socket 3 socket 4 zadumivaetsa in the ground. To reduce the resistance when implementing the designs in the ground at socket 4, the transport pipe 1 and the hollow tube 2 are of tapering in the form of a cone 9. After completion of introduction of the complex into the ground pipelines for the delivery of the refrigerant 5 is a refrigerant that passes through the perforation 6, falls into the underwater bottom. To prevent the refrigerant in the space is between the walls of the transport pipe 1, a hollow tube 2, the walls of the socket 3, as well as in the working area of the underwater bottom is applied stub 8. The refrigerant converts small particles of minerals in gerontologie body with negative hydraulic sizes. Gerontologie body, passing through vertical slots 7, and begin rising to the surface of the water area in the transport pipe 1, where they are collected for subsequent transport or enrichment.
1. Device for the extraction of minerals from the seabed of the continental shelf, including the transporting pipe for the supply of minerals, coaxially located in the hollow tube, the lower part is made with a socket, a pipe for feeding refrigerant, characterized in that the device is further provided with a piping for supplying coolant evenly distributed around the perimeter of the hollow tube, the walls of the socket and in the additionally installed racks socket, while the hollow tube at the level of the racks of the socket, and the inner walls of the uprights of the socket is provided with perforations, and at the level of the bell hollow tube has a vertical slot that the top and bottom plugs supplied the upper part of the uprights of the socket is also provided with plugs.
2. Device for the extraction of minerals from the seabed of the continental shelf according to claim 1, characterized in that the ends of the hollow Tr who would racks socket, located in the reservoir, made with particular reference in the form of a cone.
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
SUBSTANCE: method consists in destruction of the bottom layer with sharp edges of buckets fixed on vertical conveyor belt; conveyor moves along the reservoir bottom by means of caterpillar drive relative to which the conveyor belt moves vertically with possibility of penetration into the bottom. At that, gaseous hydrate is lifted to the zone isolated from water with surface of turned-over funnel, where it is heated, and evolved gas subject to additional heating is transported to the surface by means of the hose fixed on the funnel top. Also, device for the method's implementation is proposed.
EFFECT: increase in production of gaseous hydrated hydrocarbons.
2 cl, 1 dwg
SUBSTANCE: device for underwater development of mineral deposits involves transporting reservoir which is hinged to rope by means of rod, gas generator, flexible gas cavity with limit pressure valve, and rope with ballast and float. Transporting reservoir is made in the form of bucket grab with flexible links and connected through gas generator equipped with startup sensor and load-carrying rope to flexible cavity.
EFFECT: excavation of mineral deposits from water area bottom and their lifting to surface irrespective of visibility conditions, with minimum power consumption for loading.
2 cl, 2 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.