Complex for mining and processing of solid minerals

FIELD: mining.

SUBSTANCE: complex comprises a floating facility, the following components installed on it: a receiving accessory, a lifting single-drum and double-drum scraper hoists, diverting units, head and tail traction ropes, a perforated vessel of rectangular cross section with cutting edges, bottom anchors with buoys. At the same time the head rope is kinematically linked with a longitudinal traction rod and ropes hingedly joined with levers of cutting planes as capable of their rotation to close a vessel base in the form of a spatial frame of square cross section with their closure by side edges, forming faces of a rectangular pyramid aligned with the top outside along the longitudinal axis of the device, the cutting plane of which is arranged in the form of isosceless triangles adjoining hingedly with their bases to bases of the specified frame bases, inside of which there is a screening drum of cylindrical shape, which rests with its circular bands with flanges onto rollers fixed in the inner corners of the frame faces, the cylindrical surface of the screening drum screening is formed by longitudinal bars installed along the cylinder generatrix and fixed on circular bands to form longitudinal slots between them, the cylindrical surface of the screening drum is embraced with ropes fixed on the drum and wound along the helical line, at one side in the right direction, and at the other side - in the left direction, and coming off the drum along the tangent to the cylinder circumference, the device is equipped with a polyspast with a fixed shell of units fixed on the frame, and a movable shell capable of its displacement along the frame face, and the angle of rotation of the screening drum by 360 degrees is provided with the length of the rod travel with the traction rope.

EFFECT: higher efficiency and environmental capability of works in mining of solid minerals from a sea bottom.

7 dwg

 

The invention relates to systems for the mining and processing of solid minerals on the seabed, such as ferromanganese nodules of the Baltic sea.

Known adopted for the prototype device extraction of solid minerals from the bottom of the World ocean, including the craft, the receiving device, lifting a single drum and double-drum scraper winch, deflecting blocks, head and tail traction ropes, perforated vessel of rectangular cross-section with cutting edges, bottom anchors buoys (U.S. Pat. Of the Russian Federation No. 2167298, 7 AS 50/02, publ. 20.05.2001. Bull. No. 14).

However, in the known device is not fully used technical solutions to improve the performance of complex, extracted from the extracted mass of fossil benthic species, limitations of high turbidity when lifting minerals to the base ship.

The technical result of the invention is to improve the performance and sustainability in the extraction of minerals from the seabed, reducing dilution.

The technical result is achieved by the fact that in the complex for the extraction and enrichment of solid minerals, including craft, hosted a reception device, lifting a single drum and double-drum scraper winch, clooneydie blocks, head and tail traction ropes, bottom anchors buoys, perforated vessel of rectangular cross-section with cutting edges, the head rope kinematically associated with longitudinal traction and ropes, pivotally connected to the levers of cutting planes with the possibility of turning to overlap the base of the vessel in the form of a spatial frame of square cross-section when the circuit side edges forming faces of a regular pyramid, oriented top outward along the longitudinal axis of the device, the cutting plane which is executed in the form of isosceles triangles adjacent articulated their grounds to the grounds of the facets mentioned frame inside of the drum thunder cylindrical shape. based ring roller with flanges on the rollers, mounted in the inner corners of the edges of the frame, the cylindrical surface of the screening drum screen formed of longitudinal rods installed along generatrix of the cylinder and fixed to the annular bands with the formation of longitudinal cracks between them, the cylindrical surface of the drum thunder ulibaetsa ropes attached to the drum and wound along a helical line on the one hand in the right, and on the other hand - in the left direction and descending from the drum tangentially to the circumference of the cylinder is, the device is equipped with a variable geometry mechanism with a fixed yoke blocks are fastened to the frame and movable clip with the possibility of its displacement along the side of the frame, and the rotation angle of the drum screen 360 degrees is provided by the length of stroke of the rod with a traction rope and is determined by the equality of the circumference of the cylinder and the stroke length of the rod from the condition:

πD≤a·iP,

where D is the outer diameter of the drum rumbles, m; and move the rod along the longitudinal axis, m; iP- the multiplicity of the variable geometry mechanism.

The design of the complex is represented in the drawing, in which figure 1 is a side view; figure 2 is a plan of figure 1; figure 3 is a view of the figure 1; figure 4 is a view B of figure 2; figure 5 is a view of the frame side; figure 6 - the drum thunder, top view; figure 7 is a view boxes with variable geometry mechanism.

Complex for the extraction and enrichment of solid minerals consists of a watercraft 1 with receiving devices for solid minerals, consisting of a hopper 2 and the transfer conveyor 3 for overload nodules on the barge 4, single-drum hoist winch 5 and double-drum scraper winch 6, which are respectively the head 7 and the two tail ropes 8 and 9 kinematically connected to the device 10 through a braking devices 11 and 12 (figure 1,2).

Tail ropes 8 and 9 round deflecting blocks 13 and 14, attached to the anchors 15 and 16, which flexible elements 17 are connected with the buoys is 18 on the surface of the sea. On ship 1 by means of a hinge 19 is installed portal 20, the free end of which is mounted a deflecting unit 21 to the head rope 7 and the deflecting blocks 22 and 23 for the tail ropes 8 and 9.

The device 10 is performed (Fig.3-7) in the form of a rigid space frame (figure 5) with a square cross-section perpendicular to its longitudinal axis. Frame consists of longitudinal profiles 24 role supporting skis when sliding along the bottom and connected in a single unit square under 25 in its grounds and 26 - in the middle part. For convenience of Assembly of the device, these frames have flanges 27 for connection of the symmetric parts of the frame together.

To the square part 25 from the inside guides attached boot cone 28, and outside hinges 29 are installed flat sash 30, made in the form of an isosceles trapezoid, United by their bases with loops 29 and managed by levers 31. When closing the sash, located on one side of the device, form a quadrangular pyramid with a square base, the summit and height which are located on the longitudinal axis of symmetry of the device. In a predetermined position shutters are kept at the expense of square frames at the bases 25 and through the rope opening and closing of the valves 32 and 33. When opened, folds appear under a certain angle, the value of which is fixed a square under 25 and ropes opening and closing of the valves 32 and 33.

Inside the frame at its corners mounted on brackets 34, the rollers 35, rotating on the axis 36, and the sheave pulleys and blocks 37 and 38 of the fixed and movable clamps 52 and 49 are enclosed into the guide box 39 (Fig.7).

Leaching and enrichment of nodules in the production process is carried out in the drum thunder (6) has a cylindrical shape, formed of longitudinal rods 40, mounted on a generatrix of the cylindrical surface and mounted on the annular bands 41 with the formation of longitudinal cracks between them. Drum rattle along the Central axis of the installed guide tube 42 attached to the spokes 43, through which passes the rod 44 with the trailer devices 11 and 12 for mounting the head rope 7 and the tail ropes 8 and 9, as well as with the trailer device 45 for ropes 47 - mobile holder of pulley blocks 49 and ropes 32 - closing flat valves 30, and with the trailer device 46 for ropes 33 and closing of the valves 30.

The rope 48 polyspast around the blocks 38 and 37 of movable and fixed clamps and wound on the surface of the drum thunder several coils and attached to it. For winding rope 48 on the surface of the drum rumble posted by directing channels 50 for cables 48 and the guide bars 51, which are arranged rollers 35.

When the movement of the rod 44, for example, from right to left movable holder 49 with the block 38 will remove the change from the fixed holder 52 with the blocks 37, the rope 48 to the drum screen will blur, and the polyspast on the other hand navigates on the cylindrical surface. Mobile holder 49 with the block 38 will be closer to the fixed holder 52 with the blocks 37, and the rope 48 is always to maintain the position of cascading or rolling branch, directed tangentially to the surface of the drum thunder.

Complex for the extraction and processing of minerals operates as follows. The craft 1 is installed in the area of deposits of solid minerals, such as iron-manganese nodules. To him is moored barge 4. On the seabed installed anchors 15 and 16 with the deflector blocks 13 and 14 with zaparovannyi them the ropes 8 and 9. The location of the anchors 15 and 16 is determined by the position of the buoys 18 on the surface of the sea, which is attached to the anchors 15 and 16 with flexible elements 17.

The device 10 is lowered to the bottom in a vertical position on the rope cargo winches 5 (shown in dotted lines in figure 1). Tapping the bottom of the device 10 is in contact with the sea bottom by the top of the pyramid formed by the shutters 30, and is in unstable equilibrium. In the further weakening of the rope 7 it can lie on the bottom of any facet of the four to get you started.

The inclusion of one of the reels double-drum scraper winch 6 when the drum Adebar the Anna hoisting winches 5, the device 10 (Fig 1, 2) move on a mining site from the boats. The rod 44 moves in the pipe 42, pulls the ropes 32 and through the levers 31 of the sash 30 is fixed in the open position. When this is cut bottom layer containing solid minerals, the lower sash is in contact with the seabed and pressurized mass of nodules and surrounding rocks, making bulk cargo is delivered through the guide boot cone 28 in the drum thunder.

Off scraper winch 6 and included the hoisting winch 5, the device changes its direction of motion. The rod 44 moves in the pipe 42, pulls the rope 47 and through the blocks 37, 38 of the polyspast the motion is passed the rope 48, which by the gathering of the tangent to the drum thunder creates its rotation axis. Loaded solid minerals of the host rocks during the rotation of the drum screens are washed with a branch of solid minerals from the waste rock.

Technical solution allows to increase productivity and sustainability in the mining of solid minerals from the seabed to reduce the volume of waste rock that are raised at the craft together with solid minerals.

Complex for the extraction and enrichment of solid minerals on the seabed, including the craft, posted a receiving device, podyemno is a single drum and double-drum scraper winch, deflecting blocks, head and tail traction ropes, perforated vessel of rectangular cross-section with cutting edges, bottom anchors buoys, characterized in that the head rope kinematically associated with longitudinal traction and ropes, pivotally connected to the levers of cutting planes with the possibility of turning to overlap the base of the vessel in the form of a spatial frame of square cross-section when the circuit side edges forming faces of a regular pyramid, oriented top outward along the longitudinal axis of the device, the cutting plane which is executed in the form of isosceles triangles adjacent articulated their grounds to the grounds of the facets mentioned frame inside of the drum the roar of cylindrical shape, which relies annular bands with the flanges on the rollers, mounted in the inner corners of the edges of the frame, the cylindrical surface of the screening drum screen formed of longitudinal rods installed along generatrix of the cylinder and fixed to the annular bands with the formation of longitudinal cracks between them, the cylindrical surface of the drum thunder ulibaetsa ropes attached to the drum and wound along a helical line on the one hand in the right, and on the other hand - in the left direction and coming down with the bar is Ana tangent to the circumference of the cylinder, the device is equipped with a variable geometry mechanism with a fixed yoke blocks are fastened to the frame and movable clip with the possibility of its displacement along the side of the frame, and the rotation angle of the drum rumble 360° is provided by the length of stroke of the rod with a traction rope and is determined by the equality of the circumference of the cylinder and the stroke length of the rod from the condition:
πD≤a·iP,
where D is the outer diameter of the drum rumbles, m;
and move the rod along the longitudinal axis, m;
iP- the multiplicity of the variable geometry mechanism.



 

Same patents:

The invention relates to mining, to methods and devices for the production of nodules from the seabed

FIELD: mining.

SUBSTANCE: complex comprises a floating facility, the following components installed on it: a receiving accessory, a lifting single-drum and double-drum scraper hoists, diverting units, head and tail traction ropes, a perforated vessel of rectangular cross section with cutting edges, bottom anchors with buoys. At the same time the head rope is kinematically linked with a longitudinal traction rod and ropes hingedly joined with levers of cutting planes as capable of their rotation to close a vessel base in the form of a spatial frame of square cross section with their closure by side edges, forming faces of a rectangular pyramid aligned with the top outside along the longitudinal axis of the device, the cutting plane of which is arranged in the form of isosceless triangles adjoining hingedly with their bases to bases of the specified frame bases, inside of which there is a screening drum of cylindrical shape, which rests with its circular bands with flanges onto rollers fixed in the inner corners of the frame faces, the cylindrical surface of the screening drum screening is formed by longitudinal bars installed along the cylinder generatrix and fixed on circular bands to form longitudinal slots between them, the cylindrical surface of the screening drum is embraced with ropes fixed on the drum and wound along the helical line, at one side in the right direction, and at the other side - in the left direction, and coming off the drum along the tangent to the cylinder circumference, the device is equipped with a polyspast with a fixed shell of units fixed on the frame, and a movable shell capable of its displacement along the frame face, and the angle of rotation of the screening drum by 360 degrees is provided with the length of the rod travel with the traction rope.

EFFECT: higher efficiency and environmental capability of works in mining of solid minerals from a sea bottom.

7 dwg

FIELD: mining.

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FIELD: mining.

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FIELD: environmental protection.

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