CN211205807U

CN211205807U - Deep sea mineral sampling device

Info

Publication number: CN211205807U
Application number: CN201921497578.7U
Authority: CN
Inventors: 陈海华; 郑漫; 胡常华
Original assignee: Weihai Zhifan Marine Equipment Technology Co ltd
Current assignee: Weihai Zhifan Marine Equipment Technology Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-08-07
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a deep sea mineral sampling device, which comprises a bracket, wherein the upper end of the bracket is connected with a motor mounting seat, the lower end of the bracket is arranged on a top plate of a sampling bin, a multi-stage speed reducer is arranged between the motor mounting seat and the sampling bin, the multi-stage speed reducer is connected with a motor, and an output shaft of the multi-stage speed reducer is connected with a spiral conveying device; the spiral conveying device comprises a spiral drill rod, spiral blades are welded on the circumference of the spiral drill rod, a drill bit is arranged at the end part of the spiral drill rod, and the drill bit is movably connected to the spiral drill rod; the utility model has simple structure, convenient operation, convenient disassembly and convenient maintenance; and the multi-shaft output of the multi-stage speed reducer is adopted, so that the working efficiency is high and stable.

Description

Deep sea mineral sampling device

Technical Field

The invention belongs to the technical field of sampling of seabed solid mineral resources, and particularly relates to a deep sea mineral sampling device.

Background

With the continuous development of the economy and industry in the world, the demand of human beings on various resources is increased year by year, and ore as one of important resources is greatly exploited and developed in recent years; so far, high-quality ores on the superficial layer of the earth surface are mined out, and deep sea resources are valued by countries in the world as the cognition of human beings on the ocean is gradually deepened, so that the development of the deep sea resources becomes an important direction; at present, a deep sea core drilling machine and a deep sea robot are mainly adopted for seabed sampling work, and the deep sea core drilling machine and the deep sea robot belong to large-scale ocean mining equipment, so that the whole sampling flexibility is poor, and the deep sea core drilling machine and the deep sea robot are difficult to transfer, recover, repair and maintain.

In order to solve the technical problems, the invention provides a deep-sea mineral sampling device which is lowered to the seabed through a hydraulic rod and lifted to the land from the seabed through the hydraulic rod again after sampling is finished.

Disclosure of Invention

In view of the defects of the prior art, the invention aims to provide the deep sea mineral sampling device, the deep sea mineral sampling device is lowered to the seabed through the hydraulic rod, and is lifted to the land from the seabed through the hydraulic rod again after sampling is finished, the deep sea mineral sampling device performs sampling through a plurality of spiral conveyers, and the deep sea mineral sampling device is simple in structure and convenient to maintain.

The invention is realized by the following technical scheme.

A deep sea mineral sampling device comprises a support, wherein the upper end of the support is connected with a motor mounting seat, the lower end of the support is mounted on a top plate of a sampling bin, a multi-stage speed reducer is arranged between the motor mounting seat and the sampling bin, the multi-stage speed reducer is connected with a motor, and an output shaft of the multi-stage speed reducer is connected with a spiral conveying device; the spiral conveying device comprises an auger stem, spiral blades are welded on the circumference of the auger stem, a drill bit is arranged at the end part of the auger stem and movably connected to the auger stem, and the drill bit is in threaded connection with the auger stem.

Furthermore, a hydraulic connecting rod used for being connected with a hydraulic system is further arranged on the motor mounting seat.

After the device is lowered to the seabed through the hydraulic system, the motor is started, the seabed ore objects are smashed through the drill rod, the smashed ore objects are sampled and conveyed into the sampling bin through the spiral blade along with the rotation of the spiral rod, when the sampling bin is full of samples, the motor stops working, and the hydraulic system lifts the device to the sea surface and takes out the samples.

The crushing device comprises a spiral blade, a multi-stage speed reducer, a motor, a spiral drill rod, a spiral blade cylinder, a spiral blade cylinder, a spiral blade cylinder, a spiral blade, a spiral shaft, a motor, a speed reducer, a motor, a speed reducer, a motor, a screw rod and a hollow shaft.

Furthermore, the sampling bin comprises a top plate, a partition plate, a bottom plate and a bin wall, wherein a cavity is formed between the top plate and the partition plate, and a storage cavity is formed between the partition plate and the bottom plate; the spiral drill rod penetrates through the top plate to reach the spiral conveying pipe, and the spiral conveying pipe is arranged below the bottom plate and fixed on the bottom plate in a welding mode.

Furthermore, a hole for penetrating through the spiral drill rod is formed in the top plate, a lip-shaped sealing ring for sealing is arranged in the hole, an opening of the lip-shaped sealing ring faces the storage cavity, and a gasket is arranged at the other end of the lip-shaped sealing ring; the lip-shaped sealing ring can prevent a mineral sample in the storage cavity from entering the cavity and entering the multi-stage speed reducer along with the rotation of the screw rod so as to damage the multi-stage speed reducer and the motor.

Furthermore, a bearing with a seat is arranged on the spiral drill rod, and the bearing with the seat is positioned in the cavity and is arranged on the top plate; the spiral drill rod is also provided with a clamping ring for limiting; through holes are formed in the clamping ring and the circumferential surface of the spiral drill rod, and a bolt penetrates through the through holes and is locked through a nut.

Furthermore, the multistage speed reducer comprises an upper shell, a lower shell, a first-stage helical gear transmission, a second-stage straight gear transmission, a third-stage straight gear transmission and a fourth-stage helical gear transmission.

Furthermore, the multi-stage speed reducer is provided with three output shafts which are respectively a first output shaft, a second output shaft and a third output shaft; a main helical gear and a main straight gear are arranged on a main shaft of the multi-stage speed reducer, a first helical gear meshed with the main helical gear and a first straight gear meshed with the main straight gear are arranged on a transmission shaft, and a first output shaft is connected to the main shaft of the multi-stage speed reducer through a coupling; a second straight gear meshed with the main straight gear is arranged on the second output shaft; a second bevel gear meshed with the first bevel gear is arranged on the third output shaft; each output shaft is connected with an auger stem, the length of each auger stem can be equal or equal, and the length of each auger stem is selected according to actual conditions.

Furthermore, the main bevel gear and the first bevel gear are used for the primary bevel gear transmission; the main straight gear and the first straight gear are in transmission with the secondary straight gear; the main straight gear and the second straight gear are in transmission through the three-level straight gear; the first helical gear and the second helical gear are four-stage helical gear transmission.

Furthermore, the auger stem is connected with the coupling through a connecting shaft, and the auger stem is fixedly mounted on the connecting shaft in a threaded connection mode.

Furthermore, the drill bit and the spiral blade are made of hard alloy materials.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, a plurality of output shafts of a multi-stage speed reducer are connected with a plurality of spiral conveying devices, and submarine minerals are sampled through the spiral conveying devices; the invention directly crushes the submarine minerals through the drill bit and conveys the crushed minerals to the storage cavity through the helical blades; the invention has simple structure, convenient operation, convenient disassembly and convenient maintenance; adopt multi-stage reduction gear to connect a plurality of auger stems and carry out submarine mineral's sampling work jointly, work efficiency is high and stable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is an enlarged view of B in fig. 1.

In the figure: 1. a support; 2. a motor mounting seat; 301. a top plate; 3011. an aperture; 302. a partition plate; 303. a base plate; 304. a wall of the silo; 305. a cavity; 306. a storage chamber; 307. a lip-shaped seal ring; 308. a gasket; 4. a multi-stage reducer; 41. primary helical gear transmission; 42. the transmission of a second-stage straight gear; 43. three-stage straight gear transmission; 401. an upper housing; 402. a lower housing; 403. a first output shaft; 404. a second output shaft; 405. a third output shaft; 406. a main shaft; 407. a main helical gear; 408. a primary spur gear; 409. a drive shaft; 410. a first helical gear; 411. a first straight gear; 412. a coupling; 413. a second spur gear; 5. a motor; 6. a screw conveyor; 601. a auger stem; 602. a helical blade; 603. a drill bit; 6031. a helical blade; 604. a spiral conveying pipe; 605. a pedestal bearing; 606. a snap ring; 607. a through hole; 608. a bolt; 609. a nut; 610. a connecting shaft; 611. a flat washer; 612. an elastic washer; 7. a hydraulic connecting rod.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Example 1

As shown in fig. 1, the deep sea mineral sampling device comprises a support 1, wherein the upper end of the support 1 is connected with a motor mounting seat 2, the lower end of the support 1 is installed on a top plate 301 of a sampling bin, a multi-stage speed reducer 4 is arranged between the motor mounting seat 2 and the sampling bin, the multi-stage speed reducer 4 is connected with a motor 5, and the multi-stage speed reducer 4 is installed on the top plate 301; the output shaft of the multi-stage speed reducer 4 is connected with a spiral conveying device 6; the spiral conveying device 6 comprises an auger stem 601, helical blades 602 are welded on the upper circumference of the auger stem 601, a drill 603 is arranged at the end part of the auger stem 601, and the drill 603 is movably connected to the auger stem 601; specifically, the drill 603 is connected to the auger stem 601 in a threaded connection manner, an internal thread is formed in the auger stem 601, and an external thread matched with the internal thread is formed on the drill 603, so that the drill is convenient to detach and use; in the present invention, there are three output shafts of the multistage speed reducer 4.

And the motor mounting seat 2 is also provided with a hydraulic connecting rod 7 used for being connected with a hydraulic system.

The invention also comprises a hydraulic system, wherein the hydraulic connecting rod 7 is directly connected with a hydraulic rod in the hydraulic system, the device is lowered to the seabed through the hydraulic rod, the motor 5 is started, the spiral conveying device 6 is driven by an output shaft of the multistage speed reducer 4, the spiral drill rod 601 rotates, the drill bit 603 rotates to crush large ores on the seabed and the spiral blades 602 are transmitted to the sampling bin; when the sampling bin is full, the motor 5 stops working and lifts the device to the sea surface through the hydraulic rod, and samples of the submarine minerals are taken out from the sampling bin.

The auger blade 6031 on the drill head 603 is directly abutted against the auger blade, crushed mineral objects are conveyed upwards by the continuous cutting of the auger blade 6031 and the continuous upward conveying of the auger blade 602 along with the rotation of the auger stem 601, the screw lift angle ranges from 0 degrees < α < 20.376 degrees, the maximum rotation speed of the motor 5 is 7500r/min, the reduction ratio of the multistage speed reducer 4 is more than 20, the auger stem 601 stably drills in the drilling direction and cuts the seabed mineral objects along with the rotation and downward drilling of the auger stem 601 during the operation, the auger blade 6031 welded on the auger stem 603 tangentially drills the seabed mineral objects in the continuous rotation of the auger stem 601, the mineral objects enter the spiral face of the auger blade 6031 under the action of the resisting inertia force and the forward cutting mineral objects, the auger stem 601 revolves and crushes due to the crushing action of the auger blade 6031, the auger stem 601 is subjected to the friction resistance of the wall under the action of the auger face, the rotation of the hollow mineral objects on the auger stem 601, the auger stem 602 is subjected to the centrifugal resistance of the spiral wall, the spiral blade 602 is subjected to the centrifugal resistance of the spiral wall, the spiral blade, the spiral lift angle of the hollow mineral objects on the auger stem 601, the spiral lift angle of the hollow mineral objects, the spiral blade 602, the hollow mineral objects enter the hollow mineral layers, the hollow mineral objects are crushed mineral bodies, the hollow mineral bodies are crushed mineral bodies, the hollow mineral bodies are crushed mineral layers, the hollow mineral layers are crushed mineral layers, the hollow mineral layers are crushed mineral layers are.

The sampling bin comprises a top plate 301, a partition plate 302, a bottom plate 303 and a bin wall 304, wherein a cavity 305 is formed between the top plate 301 and the partition plate 302, a storage cavity 306 is formed between the partition plate 302 and the bottom plate 303, and the storage cavity 306 is mainly used for storing the submarine mineral sample transported by the spiral conveying device 6; the auger rod 601 passes through the top plate 301 to an auger pipe 604 of the auger device 6, the inner diameter of the auger pipe 604 is matched with the diameter of the helical blade 602, and the auger pipe 604 is fixed on the bottom plate 303 by welding below the bottom plate 303.

The top plate 301 is provided with a hole 3011 for penetrating through the auger stem 601, a lip-shaped sealing ring 307 for sealing is arranged in the hole 3011, an opening of the lip-shaped sealing ring 307 faces the storage cavity 306, and a gasket 308 is arranged at the other end of the lip-shaped sealing ring 307.

A bearing 605 with a seat is arranged on the auger stem 601, and the bearing 605 with the seat is positioned in the cavity 305 and is arranged on the top plate 301; the auger stem 601 is also provided with a clamping ring 606 for limiting; through holes 607 are formed in the clamping ring 606 and the circumferential surface of the auger stem 601, a bolt 608 is provided with a flat washer 611 firstly, then penetrates through the through hole 607 and is locked through a nut 609, and the flat washer 611 and an elastic washer 612 are sequentially provided before the nut 609 is provided.

The auger stem 601 is connected with the coupler 412 through a connecting shaft 610, the auger stem 601 is fixedly mounted on the connecting shaft 610 in a threaded connection mode, an external thread is arranged on the auger stem 601, and an internal thread matched with the external thread is arranged in the connecting shaft 610.

In order to ensure the stability of the three output shafts of the multi-stage reducer 4 during sampling, a bearing with a seat 605 is arranged on the auger stem 601, the bearing with a seat 605 is arranged on the top plate 301 and positioned in the cavity 305, and the three output shafts of the multi-stage reducer 4 are respectively vertical to the sea bottom; the lip-shaped sealing ring 307 is arranged to prevent the mineral sample in the storage chamber 306 from entering the cavity 305 along with the rotation of the auger stem 601, so that the multistage speed reducer 4 is damaged, and the rotation of the auger stem 601 is not influenced; the longitudinal position of the auger rod 601 is fixed using a bolt 608 through a snap ring 606 and the auger rod 601, the snap ring 606 also having the effect of defining the longitudinal position of the seated bearing 605.

The multistage speed reducer 4 comprises an upper shell 401, a lower shell 402, a first-stage helical gear transmission 41, a second-stage spur gear transmission 42, a third-stage spur gear transmission 43 and a fourth-stage helical gear transmission.

The output shafts of the multi-stage speed reducer 4 are a first output shaft 403, a second output shaft 404 and a third output shaft 405 respectively; a main helical gear 407 and a main spur gear 408 are arranged on a main shaft 406 of the multistage speed reducer 4, a first helical gear 410 meshed with the main helical gear 407 and a first straight gear 411 meshed with the main spur gear 408 are arranged on a transmission shaft 409, and the first output shaft 403 is connected to the main shaft 406 of the multistage speed reducer 4 through a coupling 412; a second spur gear 413 meshed with the main spur gear 408 is arranged on the second output shaft 404; a second bevel gear meshed with the first bevel gear 410 is arranged on the third output shaft 405, and the lengths of the auger stems 601 connected to the first output shaft 403, the second output shaft 404 and the third output shaft 405 are equal.

The primary bevel gear 407 and the first bevel gear 410 are the primary bevel gear transmission 41; the primary spur gear 408 and the first spur gear 411 are the secondary spur gear transmission 42; the primary spur gear 408 and the secondary spur gear 413 are the three-stage spur gear transmission 43; the first bevel gear 410 and the second bevel gear are four-stage bevel gear transmission.

The drill 603 is welded with a helical blade 6031, and the drill 603 and the helical blade 6031 are made of hard alloy materials.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention.

Claims

1. The deep sea mineral sampling device is characterized by comprising a support (1), wherein the upper end of the support (1) is connected with a motor mounting seat (2), the lower end of the support (1) is mounted on a top plate (301) of a sampling bin, a multi-stage speed reducer (4) is arranged between the motor mounting seat (2) and the sampling bin, the multi-stage speed reducer (4) is connected with a motor (5), and an output shaft of the multi-stage speed reducer (4) is connected with a spiral conveying device (6); the spiral conveying device (6) comprises an auger stem (601), spiral blades (602) are welded on the upper circumference of the auger stem (601), a drill bit (603) is arranged at the end part of the auger stem (601), and the drill bit (603) is movably connected to the auger stem (601).

2. Deep sea mineral sampling device according to claim 1, characterized in that the sampling chamber comprises a roof (301), a partition (302), a floor (303) and a chamber wall (304), wherein a cavity (305) is formed between the roof (301) and the partition (302), and a storage chamber (306) is formed between the partition (302) and the floor (303); the auger stem (601) penetrates through the top plate (301) to a spiral conveying pipe (604) of the spiral conveying device (6), and the spiral conveying pipe (604) is fixed on the bottom plate (303) below the bottom plate (303) in a welding mode.

3. Deep sea mineral sampling device according to claim 2, characterized in that the roof plate (301) is provided with a hole (3011) for passing through the auger stem (601), a lip seal (307) for sealing is provided in the hole (3011), the opening of the lip seal (307) is directed to the storage chamber (306), and the other end of the lip seal (307) is provided with a gasket (308).

4. Deep sea mineral sampling device according to claim 3, characterized in that the auger stem (601) is equipped with a seated bearing (605), the seated bearing (605) being located inside the cavity (305) and mounted on the top plate (301); the auger stem (601) is also provided with a clamping ring (606) for limiting; through holes (607) are formed in the circumferential surfaces of the clamping ring (606) and the auger stem (601), and a bolt (608) penetrates through the through holes (607) and is locked through a nut (609).

5. Deep sea mineral sampling device according to claim 1, characterized in that said multi-stage reducer (4) comprises an upper casing (401), a lower casing (402), a first stage helical gear transmission (41), a second stage spur gear transmission (42), a third stage spur gear transmission (43) and a fourth stage helical gear transmission.

6. Deep sea mineral sampling device according to claim 5, characterized in that said multistage reducer (4) has three output shafts, respectively a first output shaft (403), a second output shaft (404), a third output shaft (405); a main helical gear (407) and a main straight gear (408) are arranged on a main shaft (406) of the multistage speed reducer (4), a first helical gear (410) meshed with the main helical gear (407) and a first straight gear (411) meshed with the main straight gear (408) are arranged on a transmission shaft (409), and the first output shaft (403) is connected to the main shaft (406) of the multistage speed reducer (4) through a coupling (412); a second spur gear (413) meshed with the main spur gear (408) is arranged on the second output shaft (404); and a second bevel gear meshed with the first bevel gear (410) is arranged on the third output shaft (405).

7. Deep sea mineral sampling device according to claim 6, characterized in that said main bevel gear (407) and said first bevel gear (410) are said primary bevel gear transmission (41); the main straight gear (408) and the first straight gear (411) are in transmission with the secondary straight gear (42); the main straight gear (408) and the second straight gear (413) are in three-level straight gear transmission (43); the first bevel gear (410) and the second bevel gear are four-stage bevel gear transmission.

8. Deep sea mineral sampling device according to claim 6, characterized in that the auger stem (601) is connected to the coupling (412) by means of a connecting shaft (610), the auger stem (601) being fixedly mounted on the connecting shaft (610) by means of a threaded connection.

9. Deep sea mineral sampling device according to claim 1, characterized in that said drill head (603) is welded with helical blades (6031), said drill head (603) and said helical blades (6031) being made of cemented carbide material; the drill bit (603) is in threaded connection with the auger stem (601).

10. Deep sea mineral sampling device according to claim 1, characterized in that the motor mount (2) is further provided with a hydraulic connection rod (7) for connection to a hydraulic system.