Method for concretion production from sea bed

FIELD: obtaining minerals from underwater, particularly to produce ferromanganesian concretions from Baltic sea shelf in the case of low concretion depth.

SUBSTANCE: concretion production device comprises main watercraft, receiving means and winch mounted on the watercraft, as well as angle pulleys, head and rear haulage ropes, perforated vessel having rectangular cross-section and provided with cutting edges and locking means. Device also has movable means for rear haulage rope angle pulley fixation in space. The movable means is made as supplementary watercraft fastened to main one by means of two steel wire rope branches. The steel rope passes over additional angle pulley arranged on supplementary watercraft. Free steel rope ends are fastened to drum of additional winch installed on main watercraft. Running wheels are arranged in upper vessel part by means of holders so that they may cooperate with both steel wire rope branches in top and bottom parts thereof and displace above branches in longitudinal direction. Vessel locking means is made as rotary sector connected with crank installed on vessel side wall through connecting-rod. Crank may cooperate with curvilinear strap supported by main watercraft. Rear haulage rope is fastened to upper sector edge. Both winches are secured to rotary platform, which may rotate in horizontal plane with respect to main watercraft body. Distance between steel wire rope branches exceeds vessel width. Additional angle pulley diameter exceeds that of angle pulley of rear haulage rope. Both pulleys are in axial alignment with each other and provided with means, which prevents rope dislodgement.

EFFECT: increased efficiency of concretion production equipment due to decreased labor inputs and increased concretion output.

6 dwg

 

The invention relates to a device for the production of nodules from the seabed and can be used, for example, for the production of ferromanganese nodules from the bottom shelf of the Baltic sea with a relatively small depth.

A device for nodule mining (prototype)containing floating hosted the receiving device and winch, deflecting blocks, head and tail traction ropes, perforated vessel of rectangular cross-section with cutting edges and the locking device, mobile devices for fixation in space deflecting blocks for caudal traction rope in the form of anchors on the bottom (U.S. Pat. Of the Russian Federation No. 2167298, 7 AS 50/02, 2001).

However, the disadvantages of the known devices are limited by the size of the sector of bottom waters, within which the gripping nodules vessel, the need for periodic transfer to the new location of anchors mounted deflector blocks for caudal traction rope, which increases the complexity of the work and reduces the performance of the device for nodule mining.

The technical result of the invention is to increase the efficiency of the device for nodule mining by reducing the labor intensity and increase productivity.

The technical result DOS is ikaetsya fact, in the device for extraction of nodules containing the main craft, hosted a reception device and winch, deflecting blocks, head and tail traction ropes, perforated vessel of rectangular cross-section with cutting edges and the locking device, the mobile device for positioning the deflecting unit to the tail of the traction rope, according to the invention the mobile device for positioning the deflecting unit to the tail of the rope made in the form of auxiliary craft that with the main craft connected the two branches of the steel wire rope that encircles additional deflecting unit is placed on the auxiliary craft, and the free ends of the rope attached on the additional drum winch placed on the main floating on the top of the vessel by means of brackets mounted wheels with coverage of both branches of the above-mentioned rope from the top and bottom offsets along these branches, the locking device of the vessel is made in the form of a rotary sector, which by means of a rod connected with the crank mounted on the side wall of the vessel, with the possibility of interaction of the crank with a curved tire is installed on the primary craft, p. and this tail rope attached to the top edge of the sector, both winches mounted on the rotary platform with the possibility of rotation in the horizontal plane relative to the main body of the craft, and the distance between the branches of the steel wire rope is made greater than the width of the vessel, the diameter of the additional deflecting unit adopted more of the diameter of the deflecting unit to the tail of the traction rope, with both blocks are on the same axis and provided with a device to prevent derailment ropes.

Device for extraction of nodules from the seabed presented in figure 1, a side view, on fgig - side view and on the top of the vessel; figure 3 is a section a - a of figure 2; figure 4 is a view B of figure 1; figure 5 is a side view and a top deflector blocks in the auxiliary craft; figure 6 is a side view of the winch and the receiving device.

Device for extraction of nodules contains the bulk of the craft 1, posted the receiving device 2 and the winch 3 (single - or double-drum) with actuator 4, the head 5 and the tail 6 of the traction ropes, which are connected with a perforated vessel 7 of rectangular cross-section with cutting edges 8 and the locking device made in the form of a rotary sector 9, which by means of a rod 10 is connected with the crank 11. The crank 11 is installed on the side wall of the vessel 7 with the possibility of interaction of the crank 11 with curved the bus 12, installed on the primary craft 1. When this tail rope 6 is attached to the upper edge of sector 9. Mobile device for positioning the deflecting unit 13 to the tail of the traction rope 6 made in the form of auxiliary vessels 14. Somatuline vehicle 14 with the main craft 1 is connected by two branches 15 and 16 of steel wire rope that encircles additional deflecting unit 17, is placed on the auxiliary craft 14. The free ends 18 and 19 of the rope attached to the drum 20 additional winch drive 21 placed on the primary craft 1. On the upper part of the vessel 7 by means of brackets 22 mounted wheels 23 and 24 with the possibility of coverage of the two branches 15 and 16 of the above-mentioned rope from the top and bottom offsets along these branches. Both winches 3, 20 mounted on the rotatable platform 25 can rotate in a horizontal plane relative to the main body of the watercraft 1. The distance In between the branches 15 and 16 of steel wire rope is made greater than the width b of the vessel. Diameter (In) additional deflecting unit 17 adopted more of the diameter of the deflecting unit 13 to the tail of the traction rope 6, both of the block 13 and 17 are installed on the same axis 26 and is provided with a device 27 for preventing derailment ropes. Between the branches 15 and 16 of steel wire rope in their area of crowding on the drum 20 can be installed deflecting blocks 28 and 29. 30 - the direction of rotation of the platform 25, 31 and 32 of the anchor device 1 for the main and auxiliary 14 boats, 33 bottom waters.

The device operates as follows.

The craft 1 is fixed with the aid of anchor devices 31 in the zone of the nodule deposits. Auxiliary craft 14 using the anchor device 32 is installed from the main craft 1 at a distance, corresponding to the specified scope of work. When performing this operation, the drum 20 restoratives. Both branches 15 and 16 of the rope retracted from the drum 20 and along the vessel 7, the head 5 and the tail 6 of the traction ropes fall to the bottom 33 of the water. After that, the drum 20 is retarded. Includes winch 3, allowing the vessel 7 is pushed by the bottom 32 of the waters, capturing there concretions. When this vessel 7 simultaneously shifted along the branches 15 and 16 of the rope as guides. Due to the displacement of the attachment point of the tail pulling rope 6 relative to the hinge rotation, sector 9 when filling the vessel 7 nodules sector 9 is not disclosed. At the approach to the main craft 1 is filled with nodules vessel 7 through the branches 15 and 16 of the rope rises on the main Board the watercraft 1. At clash of the crank 11 to the curved guide 12 sector 9 is rotated counterclockwise, and vasuda 7 concretions are discharged into the receiving device 2. After unloading of the vessel winch 3 is reversed and the vessel 7 through the branches 15 and 16 of the rope is returned to the bottom 33 for the new portion of the nodules. After working this area of the auxiliary vehicle 14 moves along the arc of a circle in one and then in another direction, which allows to produce nodules with a large area with minimal time for auxiliary operations. When change of location the auxiliary vessels 14 relative to the main boats 1 platform 25 with winches 3 and 20 on the main ship 1 is rotated in the direction 30, and the branches 15 and 16 of the rope and tail rope 6 are expanded relative to the deflecting blocks 17 and 13 on the auxiliary craft 14. When the need for revision or repair of the vessel 7 is activated, the drive drum 20, making both branches 15 and 16 in the vessel 7 rise from the reservoir to the top.

Features of the invention provide increased efficiency of the device for nodule mining by reducing the labor intensity and increase productivity.

Device for extraction of nodules from the seabed that contains the main craft, hosted a reception device and winch, deflecting blocks, head and tail traction ropes, perforated rectangular vessel is operacneho section with cutting edges and the locking device, mobile device for positioning the deflecting unit to the tail of the traction rope, wherein the mobile device for positioning the deflecting unit to the tail of the rope made in the form of auxiliary craft that with the main craft connected the two branches of the steel wire rope that encircles additional deflecting unit is placed on the auxiliary craft, and the free ends of the rope attached to the drum optional winch placed on the main floating on the top of the vessel by means of brackets mounted wheels with coverage of both branches of the above-mentioned rope from the top and bottom offsets along these branches, the shut-off device the vessel is made in the form of a rotary sector, which by means of a rod connected with the crank mounted on the side wall of the vessel, with the possibility of interaction of the crank with a curved tire is installed on the primary craft, with the tail rope attached to the top edge of the sector, both winches mounted on the rotary platform with the possibility of rotation in the horizontal plane relative to the main body of the craft, and the distance between the branches of steel wire rope made more is Irina vessel, the diameter of the additional deflecting unit adopted more of the diameter of the deflecting unit to the tail of the traction rope, with both blocks are on the same axis and provided with a device to prevent derailment ropes.



 

Same patents:

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3 cl, 16 dwg

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5 dwg

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4 dwg

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2 dwg

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EFFECT: simplified structure and reduced losses in sludge lines.

7 dwg

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