CN215985308U

CN215985308U - Seabed polymetallic nodule sampling device

Info

Publication number: CN215985308U
Application number: CN202121734534.9U
Authority: CN
Inventors: 黎宙; 程阳锐; 刘禹维; 李俊; 彭建平; 李小艳; 彭赛锋
Original assignee: Changsha Research Institute of Mining and Metallurgy Co Ltd
Current assignee: Changsha Research Institute of Mining and Metallurgy Co Ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-03-08
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a seabed polymetallic nodule sampling device which comprises an installation frame, a material bin, a nodule collecting device for collecting seabed polymetallic nodules and a nodule flushing device for flushing the polymetallic nodules in the nodule collecting device to different storage bins in the material bin, wherein the material bin, the nodule collecting device and the nodule flushing device are all installed in the installation frame, and the top of the installation frame is provided with a connecting structure for connecting a mother ship on the water surface. The sampling device can realize multiple times of sampling by once arrangement, metal nodules are conveyed to different storage bins under the action of water pressure to finish the conveying of nodule materials, and the nodules can also be cleaned, so that the sludge content in the collected metal nodules is low.

Description

Seabed polymetallic nodule sampling device

Technical Field

The utility model relates to the technical field of deep sea mining equipment, in particular to a seabed polymetallic nodule sampling device.

Background

The seabed polymetallic nodule is mostly present in the seabed with the depth of 3000-6000m, is a very important seabed mineral resource, contains 76 metal elements such as manganese, copper, nickel, cobalt and the like, is a scarce mineral resource on land, and can greatly relieve the problem of lack of the mineral resource on land if commercial exploitation is carried out. Before mining, parameters such as coverage rate, particle size and abundance of the polymetallic nodules on the seabed need to be evaluated so as to explain the occurrence of the polymetallic nodules on the seabed.

At present, polymetallic nodule minerals in deep sea are still in an exploration stage, and are generally distributed on the surface of the seabed in a granular form, so that the coverage rate, the grain size distribution, the abundance and the like of the polymetallic nodule on the seabed have important significance for explaining the occurrence condition of the polymetallic nodule. In the exploration of the space-time task, an optical deep-dragging system and a box-type sampling method are mainly adopted to respectively detect the seabed polymetallic continuous distribution rule, the nodule particle size, the abundance and the like. However, during sampling, the collected sample has a large amount of seabed sludge, and a large amount of cleaning work at the later stage is needed. Furthermore, the sampling device has larger resistance to the seabed sludge, and the sampling device has larger disturbance to the seabed surface in the sampling process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a seabed polymetallic nodule sampling device, thereby solving the problems.

In order to achieve the purpose, the utility model discloses a seabed polymetallic nodule sampling device which comprises an installation frame, a material bin, a nodule collecting device and a nodule flushing device, wherein the nodule collecting device is used for collecting the seabed polymetallic nodule, the nodule flushing device is used for flushing the polymetallic nodule in the nodule collecting device to different storage bins in the material bin, the nodule collecting device and the nodule flushing device are all installed in the installation frame, and the top of the installation frame is provided with a connecting structure used for connecting a mother ship on the water surface.

Further, the tuberculosis collection device comprises a collection frame, a tuberculosis enrichment mechanism, a transverse driving device and an upper and lower driving device used for driving the collection frame to move up and down, openings are arranged at the top and the bottom of the collection frame, a transition bin is arranged at the bottom of the collection frame, the transverse driving device is set to drive the tuberculosis enrichment mechanism to push metal tuberculosis in the collection frame to the transition bin when the collection frame is inserted into the seabed, and the upper and lower driving device is set to drive the transition bin to move to a position where the tuberculosis flushing device and the material bin are connected

Furthermore, the side plate of the collecting frame extends along the vertical direction, the transition bin is an arc-shaped groove arranged on one side of the bottom of the collecting frame, and an upper end opening of the arc-shaped groove is aligned with a lower end opening of the collecting frame.

Furthermore, tuberculosis washing unit includes water pump, the sealed lid of transition storehouse and material pipeline, the one end in transition storehouse is provided with through material pipeline pushes away and the sealed lid of rotation that communicates each other, the output of water pump with the sealed lid intercommunication in transition storehouse, transition storehouse and collection frame set up to form the material through upward movement with the sealed lid in transition storehouse and wash the passageway, the material wash the both ends of passageway with water pump and material pipeline are connected.

Furthermore, a scraping plate is arranged on one side, close to the center of the collecting frame, of the sealing cover of the transition bin, and the bottom of the scraping plate inclines towards the center of the collecting frame.

Furthermore, one end of the transition bin sealing cover is pivoted with the acquisition frame, and an elastic element capable of automatically driving the transition bin sealing cover to seal the output port of the transition bin is arranged at the pivoted position of the transition bin sealing cover and the transition bin sealing cover.

Further, the nodule enrichment mechanism comprises a plurality of rake rods and a rake rod mounting plate which can move transversely relative to the collecting frame, the rake rods are uniformly distributed along the length direction of the rake rod mounting plate at intervals, and the bottoms of the rake rods are bent towards the transition bin.

Furthermore, the material bin is rotatably arranged below the output port of the material conveying pipeline, and the material bins are uniformly distributed along the circumferential direction of the material bin.

Further, an up-and-down movement sliding rail and a transverse movement sliding rail are installed on the installation frame, the collection frame is in sliding connection with the up-and-down movement sliding rail, and the nodule enrichment mechanism is in sliding connection with the transverse movement sliding rail.

Compared with the prior art, the utility model has the advantages that:

the sampling device can realize multiple times of sampling by once arrangement, and the metal nodule is conveyed to different storage bins in the material bin under the action of water pressure, so that the conveying of nodule materials can be effectively finished, and the nodule can be cleaned, so that the sludge content in the collected metal nodule is low; meanwhile, due to the adoption of the rake rod in the acquisition frame, the disturbance to the seabed in the sampling process is very small, and the resistance of the sampling device to seabed sludge is also very small.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic front view of a seafloor polymetallic nodule sampling apparatus disclosed in an embodiment of the utility model;

FIG. 2 is a schematic top view of a seafloor polymetallic nodule sampling apparatus disclosed in an embodiment of the utility model;

FIG. 3 is an axial schematic view of a seafloor polymetallic nodule sampling apparatus disclosed in an embodiment of the utility model;

FIG. 4 is a schematic diagram of nodule collection of a seafloor polymetallic nodule sampling apparatus disclosed by an embodiment of the utility model;

FIG. 5 is a schematic view of the nodule flushing of the seabed polymetallic nodule sampling device disclosed by the embodiment of the utility model.

Illustration of the drawings:

1. a material bin; 11. a storage bin; 2. a tuberculosis collection device; 22. collecting a frame; 23. a tuberculosis enrichment mechanism; 231. a harrow bar; 232. a rake lever mounting plate; 24. a lateral drive device; 25. an up-down driving device; 26. a transition bin; 27. a slide rail moves up and down; 28. a laterally moving slide rail; 3. a tuberculosis flushing device; 31. a water pump; 32. a transition bin sealing cover; 33. a material conveying pipeline; 34. a material flushing channel; 35. a squeegee; 36. an elastic element; 37. flushing the pipeline with the material; 38. rotating the sealing cover; 4. a mounting frame; 41. and (5) a connecting structure.

Detailed Description

The embodiments of the utility model will be described in detail below with reference to the drawings, but the utility model can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1-5, the embodiment of the utility model discloses a seabed polymetallic nodule sampling device, which is used for communicating with a mother ship on the water surface through a photoelectric composite cable, and supplying power, communicating and interacting to an abundance sampling evaluation device through the photoelectric composite cable. Specifically, sampling device includes installation frame 4 and installs material storehouse 1 in installation frame 4, a tuberculosis collection system 2 for gathering seabed polymetallic nodule, a tuberculosis washing unit 3 for washing polymetallic nodule in the tuberculosis collection system 2 to 11 between the feed bin of 1 interior difference of material storehouse, thereby tuberculosis in the sampling device is carried 11 between the feed bin of 1 interior difference of material storehouse under the effect of water pressure, can effectual completion tuberculous material's transport, also can wash the nodule, and installation frame 4 constitutes for opening porose rectangle or square pipe fitting welding, weight has both been lightened, also avoid water pressure deformation, material storehouse 1, tuberculosis collection system 2 and tuberculosis washing unit 3 are all installed in installation frame 4, thereby can play fine guard action. Be provided with connection structure 41 that is used for connecting the mother ship of surface of water on installation frame 4 to be convenient for hoist and mount, lay and retrieve operation such as, connection structure 41 can be the adapter structure of being connected with the compound cable of photoelectricity.

In the present embodiment, the nodule collecting apparatus 2 includes a collecting frame 22, a nodule collecting mechanism 23, a lateral driving apparatus 24, and an up-down driving apparatus 25 for driving the collecting frame 22 to move up and down. The top and the bottom of the collection frame 22 are provided with openings, so that the collection frame 22 can reduce disturbance to a water body when moving up and down, the bottom of the collection frame 22 is provided with a transition bin 26, and the transverse driving device 24 is arranged to drive the nodule enrichment mechanism 23 to push metal nodules in the collection frame 22 into the transition bin 26 when the collection frame 22 is inserted into the seabed. Specifically, the side plate of the collecting frame 22 extends along the vertical direction, in this embodiment, the rectangular frame with length and width of 500mm and 500mm, the transition bin 26 is an arc-shaped groove arranged on one side of the bottom of the collecting frame 22, and can reduce the disturbance effect when being inserted into the seabed, and the upper end opening of the arc-shaped groove is aligned with the lower end opening of the collecting frame 22, the nodule enriching mechanism 23 comprises a plurality of rake rods 231 and a rake rod mounting plate 232 which can move transversely relative to the collecting frame 22, the rake rods 231 are uniformly distributed along the length direction of the rake rod mounting plate 232, the bottom of the rake rods 231 is bent towards the transition bin 26, when the collecting frame 22 is inserted into the seabed under the drive of the upper and lower driving device 25, the nodule enriching mechanism 23 is positioned on one side far away from the transition bin 26 and moves leftwards under the drive of the transverse driving device 24, so as to rake the polymetal nodules into the transition bin 26, and complete the combined collection, the transverse driving device 24 and the upper and lower driving device 25 can adopt a plurality of mechanisms capable of realizing the telescopic function, in the embodiment, the hydraulic cylinders are adopted to realize telescopic driving, so that one set of hydraulic system can be shared.

In this embodiment, the nodule flushing device 3 includes a water pump 31, a sealing cover 32 of the transition bin and a material conveying pipeline 33, one end of the transition bin 26 is provided with a rotary sealing cover 38 which is pushed open by the material conveying pipeline 33 and is communicated with the sealing cover 32 of the transition bin, an output end of the water pump 31 is communicated with the sealing cover 32 of the transition bin through a material flushing pipeline 37, the transition bin 26 is arranged to move upward to form a material flushing channel 34 with the sealing cover 32 of the transition bin, after the transition bin 26 is driven to move upward by the up-and-down driving device 25, the material conveying pipeline 33 gradually rotates to push open the rotary sealing cover 38 until the material conveying pipeline 33 is completely butted with the transition bin 26, at this time, the rotary sealing cover 38 is completely opened, both ends of the material flushing channel 34 are only connected with the water pump 31 and the material conveying pipeline 33, then the water pump 31 starts to operate to inject water into the material flushing channel 34, under the action of water pressure, the metal nodules in the material flushing channel 34 enter the corresponding bin space 11 in the material bin 1 through the material conveying pipeline 33, so that one-time sampling is completed. Meanwhile, the inner wall of the material bin 1 is of a porous structure, and the water pump 31 can also play a role in washing, so that sludge on metal nodules is remarkably reduced.

In this embodiment, one side that the sealed lid 32 of transition bin is close to gathering frame 22 center is provided with scraper blade 35, and the bottom slope of scraper blade 35 sets up to gathering frame 22 center to when rake bar 231 pushes the metal nodule in transition bin 26, scrape into transition bin 26 through scraper blade 35 with the material that is close to in the rake bar 231, the loss of metal nodule when avoiding rake bar 231 to roll back, wherein, scraper blade 35 can adopt softer rubber slab, avoids destroying the metal nodule.

In this embodiment, one end of the rotary sealing cover 38 is pivotally connected to the collecting frame 22, and the position where the rotary sealing cover 38 is pivotally connected to the collecting frame 22 is provided with an elastic element 36 capable of automatically driving the rotary sealing cover 38 to close the output port of the transition bin 26. Wherein the resilient member 36 may be a coaxially mounted torsion spring ensuring that the rotating sealing cap 38 maintains a tendency to close the outlet of the transition bin 26.

In this embodiment, material storehouse 1 sets up the below at material pipeline 33 delivery outlet, material storehouse 1 passes through hydraulic motor drive and rotatable setting on frame 1, it is concrete, material storehouse 1 can adopt hydraulic motor or motor direct drive, 11 sets up along material storehouse 1 circumference between the feed bin, every sampling back once, material storehouse 1 is automatic to rotate 11 and material pipeline 33's output between next feed bin and is alignd, thereby can realize once laying of measuring the car, many times sampling, the efficiency of sampling has been improved.

In this embodiment, the mounting frame 4 is mounted with an up-and-down moving slide rail 27 and a transverse moving slide rail 28, the collecting frame 22 is slidably connected with the up-and-down moving slide rail 27 through a mounted slide block, and the nodule collecting mechanism 23 is slidably connected with the transverse moving slide rail 28 through a mounted slide block. Thereby ensuring the motion accuracy of the acquisition frame 22 and the nodule-enriching mechanism 23. The collection frame 22 and the nodule enrichment mechanism 23 may be driven by a hydraulic oil cylinder in a reciprocating manner, or may be driven by other telescopic mechanisms such as a screw nut.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a many metal tuberculosis sampling device in seabed, its characterized in that, including installation frame (4), material storehouse (1), be used for gathering many metal tuberculosis in seabed collection system (2) and be used for with many metal tuberculosis in the collection system of tuberculosis (2) wash tuberculosis washing unit (3) to between the feed bin of difference (11) in material storehouse (1), all install material storehouse (1), tuberculosis collection system (2) and tuberculosis washing unit (3) in installation frame (4), the top of installation frame (4) is provided with connection structure (41) that are used for connecting the mother ship of surface of water.

2. The seabed polymetallic nodule sampling device according to claim 1, wherein the nodule collecting device (2) comprises a collecting frame (22), a nodule enriching mechanism (23), a transverse driving device (24) and an upper and lower driving device (25), wherein the top and the bottom of the collecting frame (22) are provided with openings, the bottom of the collecting frame (22) is provided with a transition bin (26), the transverse driving device (24) is arranged to drive the nodule enriching mechanism (23) to push the metal nodules in the collecting frame (22) into the transition bin (26) when the collecting frame (22) is inserted into the seabed, and the upper and lower driving device (25) is arranged to drive the transition bin (26) to move to a position connected with the nodule flushing device (3) and the material bin (1).

3. The seafloor polymetallic nodule sampling apparatus as claimed in claim 2, wherein the side plates of the collection frame (22) extend in a vertical direction, the transition bin (26) is an arc-shaped slot provided on one side of the bottom of the collection frame (22), and the upper end opening of the arc-shaped slot is aligned with the lower end opening of the collection frame (22).

4. The seabed polymetallic nodule sampling device as claimed in claim 2, wherein the nodule flushing device (3) comprises a water pump (31), a transition bin sealing cover (32) and a material conveying pipeline (33), one end of the transition bin (26) is provided with a rotary sealing cover (38) which is pushed open by the material conveying pipeline (33) and communicated with each other, the output end of the water pump (31) is communicated with the transition bin sealing cover (32), the transition bin (26) and the collecting frame (22) are arranged to form a material flushing channel (34) with the transition bin sealing cover (32) through upward movement, and two ends of the material flushing channel (34) are connected with the water pump (31) and the material conveying pipeline (33).

5. The seafloor polymetallic nodule sampling device of claim 4, wherein the transition bin sealing cover (32) is provided with a scraper (35) at one side close to the center of the collection frame (22), and the bottom of the scraper (35) is inclined to the center of the collection frame (22).

6. The seabed polymetallic nodule sampling device according to claim 4, wherein one end of the transition bin sealing cover (32) is pivoted with the collecting frame (22), and an elastic element (36) capable of automatically driving the transition bin sealing cover (32) to close the output port of the transition bin (26) is arranged at the position where the transition bin sealing cover (32) is pivoted with the collecting frame (22).

7. The seafloor polymetallic nodule sampling apparatus as claimed in claim 2, wherein the nodule concentrating mechanism (23) comprises a plurality of rake bars (231) and a rake bar mounting plate (232) which is laterally movable relative to the collection frame (22), the rake bars (231) are evenly spaced along the length of the rake bar mounting plate (232), and the bottom of the rake bars (231) are curved towards the transition bin (26).

8. The seabed polymetallic nodule sampling device according to claim 4, wherein the material bin (1) is rotatably arranged below the output port of the material conveying pipeline (33), and the bin chambers (11) are uniformly distributed along the circumferential direction of the material bin (1).

9. The seabed polymetallic nodule sampling device according to claim 2, wherein the mounting frame (4) is mounted with an up-and-down moving slide rail (27) and a transverse moving slide rail (28), the collecting frame (22) is in sliding connection with the up-and-down moving slide rail (27), and the nodule enriching mechanism (23) is in sliding connection with the transverse moving slide rail (28).