CN203891885U - Submarine ore sand haling and sucking head - Google Patents

Submarine ore sand haling and sucking head Download PDF

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Publication number
CN203891885U
CN203891885U CN201420250324.6U CN201420250324U CN203891885U CN 203891885 U CN203891885 U CN 203891885U CN 201420250324 U CN201420250324 U CN 201420250324U CN 203891885 U CN203891885 U CN 203891885U
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China
Prior art keywords
sand
ore
pressure water
jet
hydraulic giant
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Withdrawn - After Issue
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CN201420250324.6U
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Chinese (zh)
Inventor
孙巍
孙旭
王兆安
王靖文
王平
金辉
田科
李若谦
李迎春
赵津驿
张放
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CHINA METALLURGICAL MINING ANSHAN METALLURGY DESIGN INSTITUTE Co Ltd
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CHINA METALLURGICAL MINING ANSHAN METALLURGY DESIGN INSTITUTE Co Ltd
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Publication of CN203891885U publication Critical patent/CN203891885U/en
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  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
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Abstract

The utility model relates to a submarine ore sand haling and sucking head which comprises a volute grading cyclone, a high-pressure pump and a jet hydraulic giant, wherein the volute grading cyclone is in an inverted mode, an underflow opening of the volute grading cyclone is positioned on the upper side, and the volute grading cyclone is connected with a raw ore pulp delivery pipe and a high-pressure water pipe respectively through a tee joint; the high-pressure water pipe led out of the high-pressure pump is additionally communicated with the jet hydraulic giant through a rotating sleeve. Compared with the prior art, the submarine ore sand haling and sucking head has the beneficial effects that (1) functions of mining and haling sand, sucking sand, conveying sand, outputting ore concentrate and performing tailings backfill are integrated; (2) the functions of collecting and separating raw ore are realized by utilizing the volute grading cyclone, the production rate is high, and large-scale production is realized; (3) the functions of haling sand and conveying pulp are simultaneously realized through the high-pressure water jet, and the utilization rate is high; (4) the structure is simple, the use is convenient, and the operation is reliable; (5) the tailings slurry is discharged by adopting an L-shaped sand draining pipe, and a phenomenon that the ecological environment is directly damaged is avoided.

Description

Seabed ore in sand form is taken off suction nozzle
Technical field
The utility model relates to a kind of submarine deposit mining equipment, and the seabed ore in sand form that relates in particular to " sand, suction sand, sediment transport, concentrate output, tailings backfill are taken off in mining " function of a kind of collection is taken off suction nozzle.
Background technology
Seabed placer subordination Deep Sea Minerals, Deep Sea Minerals is abundant, all has distribution from seashore to ocean.Beach placer bed is exploited utilization by the mankind very early, and the oil exploration in shallow sea each marine site all over the world, has now expanded to bathyal region region.The reserves such as deep-sea manganese nodule and sea floor hydrothermal polymetallic deposit are huge, and containing metal is of high grade, along with production technique reaches its maturity, will enter the new stage of exploitation abyssal floor mineral resources.
What seabed ore in sand form exploitation was at present larger is building sand and gravel, cassiterite, diamond, iron ore and auriferous ore etc.Main with chain-bucket, hydraulic, calming the anger rises liquid formula and grab type dredging, the above two are more conventional.
Chain bucket is adopted sand ship wind and wave resistance poor performance, is generally used for exploiting the placer that the depth of water is less than 50m.Hydro-jet dredge utilizes sand pump or water jet seabed placer to be drawn to by pipeline with mortar form in the washing appliance of adopting sand ship, and when water is shallow, sand pump dress aboard ship; During the depth of water, sand pump is placed in water or combines use with water jet.Cementing layer of sand with high-pressure water jet device or be equipped with rotary cutter dig head loose in advance.The depth of implements of pump suction type hydro-jet dredge is generally 9~27m; Combine depth of implements while using with water jet and can reach 68m, be usually used in exploiting building sand and gravel.The subject matter of pump suction type hydraulic mining is that submersible pump is not wear-resisting, cannot realize raw ore sorting, and during large-scale production, power consumption is large, and productivity ratio is low.
Summary of the invention
The utility model overcomes the deficiencies in the prior art, provide a kind of collection " mining is taken off sand, inhaled sand, sediment transport, concentrate output, tailings backfill " function seabed ore in sand form take off suction nozzle, simple in structure, easy to use, can realize raw ore sorting, productivity ratio is high.
In order to achieve the above object, the utility model is realized by the following technical solutions:
Seabed ore in sand form is taken off suction nozzle, comprise spiral case classifying cyclone, high-pressure pump and jet hydraulic giant, described spiral case classifying cyclone adopts upside-down mounting form, its underflow opening is positioned at top, by threeway, be connected respectively with raw ore slurry carrier pipe with high-pressure water pipe, the high-pressure water pipe of drawing from high-pressure pump is communicated with jet hydraulic giant by turnbarrel in addition.
Described high-pressure water pipe is established High pressure water jet nozzle and is mixed anemostat with raw ore slurry carrier pipe junction.
The turnbarrel of described high-pressure water pipe and jet hydraulic giant junction comprises vertical rotary sleeve and horizontally rotates sleeve, turnbarrel is comprised of outer tube and rotation inner tube, can relatively rotate, between outer tube and rotation inner tube, with filler, fill, between outer tube and gland, with bolt, be connected.
Described jet hydraulic giant is provided with controls rope, can control jet hydraulic giant and vertically rotate with horizontal direction.
Described spiral case classifying cyclone overfall place establishes L-type sediment outflow pipe.
Compared with prior art, the beneficial effects of the utility model are:
1) integrate " sand, suction sand, sediment transport, concentrate output, tailings backfill are taken off in mining " function;
2) utilize spiral case classifying cyclone to realize raw ore collection and sorting function, productivity ratio is high, is conducive to large-scale production;
3) high-pressure water jet is realized simultaneously and is taken off sand and defeated slurry function, and utilization rate is high;
4) simple in structure, easy to use, reliable operation;
5) Tailings Slurry adopts L-type sediment outflow pipe to arrange outward, avoids the in line environmental destruction phenomenon causing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of giant and fixture.
Fig. 3 is the structural representation of turnbarrel.
In figure: 1. raw ore slurry carrier pipe 2. High pressure water jet nozzles 3. mixing anemostat 4. ring vaccum district 5. threeway 6. underflow opening 7. spiral case classifying cyclone 8. overfall 9.L type sediment outflow pipes 10. horizontally rotate sleeve 11. high-pressure water pipe 12. jet hydraulic giants 13. and control rope 14. vertical rotary sleeve 15. outer tubes 16. rotation inner tube 17. filler 18. bolt 19. glands
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described further:
See Fig. 1, it is structural representation of the present utility model, the utility model seabed ore in sand form is taken off suction nozzle and is comprised spiral case classifying cyclone 7, high-pressure pump and jet hydraulic giant 12, described spiral case classifying cyclone 7 adopts upside-down mounting form, its underflow opening 6 is positioned at top, by threeway 5, be connected respectively with raw ore slurry carrier pipe 1 with high-pressure water pipe 11, the high-pressure water pipe 11 of drawing from high-pressure pump is communicated with jet hydraulic giant 12 by turnbarrel 10 in addition.
Described high-pressure water pipe 11 is established High pressure water jet nozzle 2 and mixes anemostat 3 with raw ore slurry carrier pipe 1 junction.
Described high-pressure water pipe 11 comprises vertical rotary sleeve and horizontally rotates sleeve with the turnbarrel 10 of jet hydraulic giant 12 junctions, sees Fig. 3, is the structural representation of turnbarrel.Turnbarrel 10 is comprised of outer tube 15 and rotation inner tube 16, can relatively rotate, and between outer tube 15 and rotation inner tube 16, with filler 17, fills, and between outer tube 15 and gland 19, with bolt 18, is connected.
Described jet hydraulic giant 12 is provided with controls rope 13, can control jet hydraulic giant 12 and vertically rotate with horizontal direction.(seeing Fig. 2)
Described spiral case classifying cyclone 7 overfall 8 places establish L-type sediment outflow pipe 9.
The operating principle that the utility model seabed ore in sand form is taken off suction nozzle is: by taking off suction nozzle and the defeated slurry of top floating drum, water service pipe connects with flexible pipe, whole device is lifted on exploiting field by operation ship and does roundabout kerve production operation, jet hydraulic giant 12 is controlled by controlling rope 13, control rope by the rolling control on operations offshore ship, can Plane Rotation, also can rotate in the vertical direction simultaneously.High-pressure water pipe and hydraulic giant water inlet pipe are connected with vertical rotary sleeve and plane turnbarrel two places are rotatably connected, free to rotate, " take off " and go out sedimentary deposit and become slurry with sea water mixing, spiral case classifying cyclone 7 intakes are the mobile sand of inhaling in the groove of ore deposit, interior through gravity separation at spiral case classifying cyclone 7, ore in sand form is large compared with Sediment quality, and spiral enters top underflow opening 6, and completes defeated slurry by high-pressure water jet; Sediment quality is light, at cyclone 7 center overfalls 8, through L-type sediment outflow pipe 9, discharges, and fills goaf.
More than high-pressure water jet refers to, by high pressure water generating device, water is forced into dozens of atmospheric pressure, then be converted to fine " water jet " at a high speed by thering is the injection apparatus in tiny aperture.The speed of this " water jet " generally all more than Mach number, has huge blow energy at one times.The utility model adopts high-pressure hydraulic pump as generating means, realize and take off sand and defeated slurry function simultaneously, the High-Pressure Water pumping from high-pressure pump is descending along high-pressure water pipe 11, the turnbarrel 10 of wherein leading up to accesses jet hydraulic giant 12 jets, because high-pressure water jet is to ore body structural damage, groove expands to be widened deeply, and ore deposit side rests in peace to meet with and destroys, across side, the formation slurry flows of caving in.High-Pressure Water is separately leaded up to pipeline and is received raw ore slurry carrier pipe 1 below, the closely knit water column that high-pressure water jet penetrates is at threeway 5 trunnion place envelope larynxs, hold up slurry post, in this space pressure, remove, spiral case classifying cyclone 7 underflow opening 6 places that cause upside-down mounting are with no pressure and volute inlet place pressure is seabed depth water column, form ring vaccum district, so its entrance has midge ability, and in spiral case, produce eddy current.Heavy ore in sand form spiral under centrifugal action enters conical section, and the husky mud centrifugal classification of lightweight is parked in whirlpool center, by overfall, is discharged, and this process is the process of collection, sorting.The raw ore slurry that solid jet sucks is risen to enter by jacking and mixes anemostat 3, and kinetic energy becomes pressure energy, through raw ore slurry carrier pipe 1, enters the technique Slurry Bin on operation ship.
Spiral case classifying cyclone 7 is a kind of common separated classifying equipoments, and its operating principle is centrifugal sedimentation.When raw ore mixed liquor to be separated, with certain pressure, from cyclone 7 peripheries, tangentially enter cyclone 7 interior, in cylindrical cavity, produce the strong rotational shear turbulent motion of strong Three-Dimensional Elliptic.Owing to existing granularity poor (or density contrast) between heavy ore in sand form and lightweight sand mud, its centrifugal force being subject to, centripetal buoyancy, fluid drag force etc. vary in size, the heavy ore in sand form that in mixture, density is large moves upward vertically simultaneously under the effect of eddy flow field, radially outwards motion, in arrival cone segments, along wall, move upward, arrive top underflow opening 6, formed outer swirling flow field; The lightweight sand mud that density is little moves to central axial direction, and forms an inside vortex moving downward in axis centre, then by the L-type sediment outflow pipe 9 at overfall 8 places, is discharged, and has so just reached the object of raw ore sorting.
Spiral case classifying cyclone 7 overfall 8 places establish L-type sediment outflow pipe 9, make silt particle after sorting through pit, natural subsidence backfilling goaf and subsidence area, and the ecological environment that adequately protects when having development of resources, safeguards the seabed ecological homeostasis.

Claims (5)

1. seabed ore in sand form is taken off suction nozzle, it is characterized in that, comprise spiral case classifying cyclone, high-pressure spray pump and jet hydraulic giant, described spiral case classifying cyclone adopts upside-down mounting form, its underflow opening is positioned at top, by threeway, be connected respectively with raw ore slurry carrier pipe with high-pressure water pipe, the high-pressure water pipe of drawing from high-pressure pump is communicated with jet hydraulic giant by turnbarrel in addition.
2. seabed according to claim 1 ore in sand form is taken off suction nozzle, it is characterized in that, described high-pressure water pipe is established High pressure water jet nozzle and mixed anemostat with raw ore slurry carrier pipe junction.
3. seabed according to claim 1 ore in sand form is taken off suction nozzle, it is characterized in that, the turnbarrel of described high-pressure water pipe and jet hydraulic giant junction comprises vertical rotary sleeve and horizontally rotates sleeve, turnbarrel is comprised of outer tube and rotation inner tube, can relatively rotate, between outer tube and rotation inner tube, with filler, fill, between outer tube and gland, with bolt, be connected.
4. seabed according to claim 1 ore in sand form is taken off suction nozzle, it is characterized in that, described jet hydraulic giant is provided with controls rope, can control jet hydraulic giant and vertically rotate with horizontal direction.
5. seabed according to claim 1 ore in sand form is taken off suction nozzle, it is characterized in that, described spiral case classifying cyclone overfall place establishes L-type sediment outflow pipe.
CN201420250324.6U 2014-05-15 2014-05-15 Submarine ore sand haling and sucking head Withdrawn - After Issue CN203891885U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018841A (en) * 2014-05-15 2014-09-03 中国冶金矿业鞍山冶金设计研究院有限责任公司 Seabed ore sand pulling sucker
CN105735998A (en) * 2016-03-15 2016-07-06 中南大学 Efficient cutting, crushing and collecting device for seabed bulk-shaped solid ore
CN105952457A (en) * 2016-05-23 2016-09-21 中南大学 Device and method for collecting deep-sea floor manganese nodules

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018841A (en) * 2014-05-15 2014-09-03 中国冶金矿业鞍山冶金设计研究院有限责任公司 Seabed ore sand pulling sucker
CN104018841B (en) * 2014-05-15 2016-03-16 中国冶金矿业鞍山冶金设计研究院有限责任公司 Seabed ore in sand form takes off suction nozzle
CN105735998A (en) * 2016-03-15 2016-07-06 中南大学 Efficient cutting, crushing and collecting device for seabed bulk-shaped solid ore
CN105735998B (en) * 2016-03-15 2018-05-04 中南大学 A kind of big block solid mineral high efficiency cutting in seabed crushes harvester
CN105952457A (en) * 2016-05-23 2016-09-21 中南大学 Device and method for collecting deep-sea floor manganese nodules
CN105952457B (en) * 2016-05-23 2018-09-18 中南大学 A kind of abyssal floor manganese nodule harvester and method

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20141022

Effective date of abandoning: 20160316

C25 Abandonment of patent right or utility model to avoid double patenting