Independent unit for lifting mineral resources from water zone bottom

FIELD: mining.

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.



 

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3 cl, 16 dwg

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EFFECT: increased productivity.

5 dwg

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4 dwg

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EFFECT: possibility of mining work performing at variable development depth.

2 dwg

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EFFECT: simplified structure and reduced losses in sludge lines.

7 dwg

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