阅读说明：本技术 一种具有预先分选作用的立式漩流离心选矿机 (Vertical cyclone centrifugal separator with pre-separation function ) 是由 杨旋 邓琪 姚刘 彭文智 王学欢 于 2020-12-22 设计创作，主要内容包括：一种具有预先分选作用的立式漩流离心选矿机,包括外壳、第一驱动装置、第一水管、旋转箱、分离部、第一进料管和混合箱；外壳上设有多组支撑脚和第一排泄管；混合箱通过中空的第一旋转轴转动安装在外壳内,并传动连接第一驱动装置；第一旋转轴转动连接第一水管；分离部螺纹旋入旋转箱内并形成储水仓,分离部设有与外壳连通的分离仓；分离仓内设有与储水仓连通的喷液管；喷液管上设有多组喷水孔；多组第一进料管通过安装架连接外壳内壁,多组第一进料管均伸入分离仓内,每组第一进料管内均转动设有用于传动连接喷液管的旋转分散组件；多组第一进料管的进料端分别连通外壳上的送料组件。本发明能提高对矿石的分选效率,操作简单使用方便。(A vertical cyclone centrifugal separator with a pre-separation function comprises a shell, a first driving device, a first water pipe, a rotary box, a separation part, a first feeding pipe and a mixing box; the shell is provided with a plurality of groups of supporting legs and a first drainage pipe; the mixing box is rotatably arranged in the shell through a hollow first rotating shaft and is in transmission connection with a first driving device; the first rotating shaft is rotatably connected with the first water pipe; the separation part is screwed into the rotating box through threads and forms a water storage bin, and the separation part is provided with a separation bin communicated with the shell; a liquid spraying pipe communicated with the water storage bin is arranged in the separation bin; a plurality of groups of water spray holes are arranged on the liquid spray pipe; the multiple groups of first feeding pipes are connected with the inner wall of the shell through a mounting frame, all the multiple groups of first feeding pipes extend into the separation bin, and a rotating dispersion assembly for driving and connecting the liquid spraying pipes is rotatably arranged in each group of first feeding pipes; the feed ends of the first feed pipes are respectively communicated with the feed components on the shell. The ore sorting device can improve the ore sorting efficiency, and is simple to operate and convenient to use.)

1. A vertical cyclone centrifugal concentrator with a pre-separation function is characterized by comprising a shell (1), a first driving device (3), a first rotating shaft (4), a second drainage pipe (6), a first drainage pipe (7), a rotating box (8), a separation part (9), a first feeding pipe (11), a mounting frame (12), a mixing box (13), a liquid spraying pipe (27) and a feeding assembly;

a plurality of groups of supporting legs (2) are uniformly arranged on the lower end surface of the shell (1); one end of the first drainage pipe (7) is connected with the outer end face of the shell (1), a first control valve is arranged on the first drainage pipe (7), and the interior of the first drainage pipe (7) is communicated with the interior of the shell (1);

a hollow bin is arranged in the first rotating shaft (4) along the central axis direction of the first rotating shaft, one end of the first rotating shaft (4) is rotatably connected with the inner bottom surface of the shell (1), one end of the first rotating shaft (4) penetrates through the shell (1) and is in transmission connection with the first driving device (3), and the other end of the first rotating shaft (4) is connected with the rotating box (8); an opening is arranged on the end surface of the rotating box (8); a first water pipe (5) for conveying water to the interior of the hollow bin is rotatably arranged on the inner wall of the first rotating shaft (4) positioned on the outer side of the shell (1);

one end of the separation part (9) is provided with a plurality of groups of upright posts, one end of the separation part (9) is inserted into the rotary box (8) in a matching way through the opening, and the peripheral surface of the separation part (9) is in threaded matching connection with the inner wall of the opening; the multiple groups of upright posts tightly press the bottom surface of the rotary box (8); the other end of the separating part (9) is provided with a separating bin (32) along the central axis direction thereof; the inner diameter of the separation bin (32) is gradually reduced towards the bottom surface of the shell (1) along the central axis direction of the separation part (9); wherein a sealed water storage bin (10) is enclosed between the peripheral surface of the separating part (9) and the inner wall of the rotating box (8); the water storage bin (10) is communicated with the hollow bin;

the second drainage pipe (6) penetrates through the inner wall of the rotary box (8) and is hermetically connected with the rotary box (8), the second drainage pipe (6) is connected with the separation part (9) and is communicated with the interior of the separation bin (32), and a second control valve is arranged on the second drainage pipe (6) positioned on the outer side of the rotary box (8);

the central axis of the liquid spraying pipe (27) is superposed with the central axis of the separation bin (32), one end of the liquid spraying pipe (27) is connected with the bottom surface of the separation bin (32) and penetrates out of the separation bin (32), the liquid spraying pipe (27) is communicated with the water storage bin (10), and a plurality of groups of water spraying holes (28) are uniformly formed in the peripheral surface of the liquid spraying pipe (27) in the separation bin (32);

the mounting rack (12) is connected with the inner wall of the shell (1); the multiple groups of first feeding pipes (11) are distributed side by side and are all connected with the mounting frame (12), the multiple groups of first feeding pipes (11) are circumferentially and uniformly distributed by taking the central axis of the liquid spraying pipe (27) as the center, the lower ends of the multiple groups of first feeding pipes (11) all extend into the separation bin (32), and a rotating dispersion assembly is rotatably arranged in each group of first feeding pipes (11); the plurality of groups of rotary crushing components are all in transmission connection with a liquid spraying pipe (27); the feed ends of the first feed pipes (11) are respectively communicated with the discharge ends of the feed assemblies; the feeding component is connected with the shell (1).

2. A vertical cyclone centrifugal concentrator with a preliminary separation as claimed in claim 1 wherein each set of rotating dispersion assemblies includes a second rotating shaft (26) and a plurality of sets of fan blades (29);

the central axis of the second rotating shaft (26) is superposed with the central axis of the first feeding pipe (11), the second rotating shaft (26) is rotatably connected with the inner wall of the first feeding pipe (11) through a support, and the second rotating shaft (26) extends out of the lower end of the first feeding pipe (11) and is in transmission connection with a liquid spraying pipe (27); the multiple groups of fan blades (29) are evenly distributed side by side and are connected with the second rotating shaft (26), and the central axes of the fan blades (29) are superposed with the central axis of the second rotating shaft (26).

3. A vertical cyclone centrifugal separator with a preliminary separation function according to claim 2, wherein the second rotary shaft (26) is drivingly connected to the liquor injection tube (27) through a gear train.

4. A vertical cyclone centrifugal separator with a preliminary separation function according to claim 1, characterized in that the inner diameter of the first feed pipe (11) decreases in the direction of its central axis towards the bottom surface of the separation chamber (32).

5. A vertical cyclone centrifugal separator with a preliminary separation as claimed in claim 1, further comprising a plurality of sets of baffles (25); the multiple groups of baffles (25) are distributed side by side and are all connected with the liquid spraying pipe (27), the central axis of each group of baffles (25) is coincident with the central axis of the liquid spraying pipe (27), a gap is reserved between the peripheral surface of each group of baffles (25) and the inner wall of the separation bin (32), and multiple groups of first through holes for the multiple groups of first feeding pipes (11) to pass through are formed in each group of baffles (25); the inner diameter value of each group of first through holes is larger than the outer diameter value of each group of first feeding pipes (11).

6. A vertical cyclone centrifugal concentrator with a pre-classification function as claimed in claim 1, wherein the feed assembly comprises a mixing box (13), a mounting plate (14), a second water pipe (15), a second feed pipe (17), a plurality of sets of discharge portions (30) and a plurality of sets of elastic guide assemblies;

the mixing box (13) is connected with the shell (1), a plurality of groups of discharge holes are arranged on the bottom surface of the mixing box (13), and a pulp inlet hole and a water inlet hole are arranged on the upper end surface of the mixing box (13); the liquid outlet pipe orifice of the second water pipe (15) is connected with the water inlet hole; the discharge pipe mouth of the second feed pipe (17) is connected with the pulp inlet hole; a plurality of groups of discharging channels are respectively arranged on the plurality of groups of discharging parts (30) along the central axis direction of the discharging channels, one ends of the plurality of groups of discharging parts (30) are respectively inserted into the plurality of groups of first feeding pipes (11) and are hermetically connected with the plurality of groups of first feeding pipes (11), and the other ends of the plurality of groups of discharging parts (30) are all connected with the mixing box (13); the multiple groups of discharge channels are respectively communicated with the multiple groups of discharge holes;

the elastic guide assemblies are distributed side by side and connected with the inner wall of the mixing box (13), and the elastic guide assemblies are all connected with the mounting plate (14) in a sliding manner; a plurality of groups of sealing parts (31) are arranged on the end surface of the mounting plate (14); in the initial state, the multiple groups of sealing parts (31) are respectively and sequentially inserted into the multiple groups of discharging holes and the multiple groups of discharging channels in a matched manner to form a sealing structure; wherein, be equipped with on mixing box (13) and be used for driving mounting panel (14) along the drive assembly of multiunit elastic guide subassembly axis direction reciprocating motion.

7. A vertical cyclone centrifugal concentrator with a preliminary separation as claimed in claim 6 wherein the drive assembly comprises a mounting box (16), a push rod (18), a second drive means (22), a mating disc (23) and a rack (24); wherein, the mixing box (13) is provided with a guide sleeve;

the second driving device (22) is arranged in the installation box (16); the mounting box (16) is connected with the mixing box (13); an output shaft of the second driving device (22) is connected with a matching disc (23); the central axis of the matching disc (23) is superposed with the central axis of the second driving device (22), and the outer peripheral surface of the matching disc (23) is provided with a plurality of groups of gear teeth for periodically engaging and connecting the racks (24) in an arc shape; the rack (24) is connected with the inner wall of the installation box (16) in a sliding way;

one end of the push rod (18) is connected with the rack (24), the other end of the push rod (18) penetrates through the installation box (16) and penetrates through the guide sleeve in an interference mode, and the other end of the push rod (18) extends into the mixing box (13) and is connected with the installation plate (14).

8. A vertical cyclone centrifugal concentrator with a preliminary separation as claimed in claim 6 wherein each set of resilient guide assemblies comprises a plurality of sets of springs (19) and guide rods (20); wherein, the mounting plate (14) is provided with a plurality of groups of second through holes;

two ends of the guide rod (20) are respectively connected with the inner wall of the mixing box (13), and the guide rod (20) penetrates through one group of second through holes in the mounting plate (14); the outer sides of the guide rods (20) are sleeved with the multiple groups of springs (19), one ends of the multiple groups of springs (19) are connected with the inner wall of the mixing box (13), and the other ends of the multiple groups of springs (19) are pressed against the mounting plate (14).

9. A vertical cyclone centrifugal separator with a preliminary separation function according to claim 6, wherein the mounting plate (14) is rotatably provided with a plurality of sets of rotating paddle assemblies (21) on the end surface remote from the plurality of sets of sealing portions (31).

10. A method of using a vertical cyclone centrifugal separator with a preliminary separation function, comprising the vertical cyclone centrifugal separator of any one of claims 1-9, and comprising the steps of:

s1, the first driving device (3) operates to drive the first rotating shaft (4), the rotating box (8), the separating part (9) and the liquid spraying pipe (27) to rotate; the liquid spraying pipe (27) drives the plurality of groups of rotary crushing assemblies to rotate; the water conveyed in the first water pipe (5) enters the water storage bin (10) and enters the liquid spraying pipe (27) to be sprayed into the separation bin (32) from the plurality of groups of water spraying holes (28);

s2, the feeding component conveys the slurry into a plurality of groups of first feeding pipes (11), and after the slurry is stirred and rotated by a plurality of groups of rotating and crushing components, the particles with different weights are screwed into the separation bin (32) at different speeds;

s3, mixing the slurry entering the separation bin (32) with washing water and then rotating with the separation part (9), wherein light minerals and impurities in the slurry rise along the inner wall of the separation bin (32) and are separated from the separation bin (32), flow into the bottom surface of the shell (1), and finally are discharged from the first discharge pipe (7) for collection;

and S4, after the sorting is finished, opening a second control valve on the second discharge pipe (6), and enabling the concentrate with heavy mass on the bottom surface of the separation bin (32) to flow into the shell (1) from the second discharge pipe (6) and finally to be discharged from the first discharge pipe (7) for collection.

Technical Field

The invention relates to the technical field of concentrating machines, in particular to a vertical cyclone centrifugal concentrating machine with a pre-separation function.

Background

Mineral resources, also known as mineral resources, refer to aggregates of minerals or useful elements that are formed by geological mineralization, naturally present in the earth's crust, buried underground or exposed to the earth's surface, are in a solid, liquid or gaseous state, and have exploitation and utilization values; useful minerals in ores obtained by mining are very fine in embedded granularity, and some of the useful minerals even reach the micron level; in order to obtain the required concentrate from the ore powder, a concentrator is used for screening the ore powder; when the existing separator is used, mineral powder and water are mixed and then added into the separator for separation, and the quality of the obtained concentrate can be reduced under the agglomeration state of the mineral powder due to agglomeration or other reasons, so that the separation effect is poor, and the separation efficiency is low.

Disclosure of Invention

Objects of the invention

The invention provides a vertical cyclone centrifugal separator with a pre-separation function, which can improve the separation efficiency of ores, is simple to operate and convenient to use, and can perform secondary mixing dispersion and primary separation on slurry to be separated so as to improve the quality of the obtained concentrate.

(II) technical scheme

The invention provides a vertical cyclone centrifugal concentrator with a pre-sorting function, which comprises a shell, a first driving device, a first rotating shaft, a second drainage pipe, a first drainage pipe, a rotating box, a separating part, a first feeding pipe, a mounting frame, a mixing box, a liquid spraying pipe and a feeding assembly, wherein the first drainage pipe is arranged on the shell;

a plurality of groups of supporting legs are uniformly arranged on the lower end surface of the shell; one end of the first drainage pipe is connected with the outer end face of the shell, a first control valve is arranged on the first drainage pipe, and the interior of the first drainage pipe is communicated with the interior of the shell;

the first rotating shaft is provided with a hollow bin along the direction of the central axis thereof, one end of the first rotating shaft is rotatably connected with the inner bottom surface of the shell, one end of the first rotating shaft penetrates through the shell and is in transmission connection with a first driving device, and the other end of the first rotating shaft is connected with the rotating box; an opening is formed in the end face of the rotating box; a first water pipe for conveying water to the interior of the hollow bin is rotatably arranged on the inner wall of the first rotating shaft positioned on the outer side of the shell;

one end of the separation part is provided with a plurality of groups of upright posts, one end of the separation part is inserted into the rotary box in a matching way through the opening, and the peripheral surface of the separation part is in threaded matching connection with the inner wall of the opening; the multiple groups of stand columns are pressed tightly on the bottom surface of the rotary box; the other end of the separating part is provided with a separating bin along the central axis direction thereof; the inner diameter of the separation bin is gradually reduced towards the bottom surface of the shell along the central axis direction of the separation part; wherein, a sealed water storage bin is enclosed between the peripheral surface of the separation part and the inner wall of the rotary box; the water storage bin is communicated with the hollow bin;

the second drainage pipe penetrates through the inner wall of the rotary box and is connected with the rotary box in a sealing manner, the second drainage pipe is connected with the separation part and is communicated with the interior of the separation bin, and a second control valve is arranged on the second drainage pipe positioned on the outer side of the rotary box;

the central axis of the liquid spraying pipe is superposed with the central axis of the separation bin, one end of the liquid spraying pipe is connected with the bottom surface of the separation bin and penetrates out of the separation bin, the liquid spraying pipe is communicated with the water storage bin, and a plurality of groups of water spraying holes are uniformly formed in the peripheral surface of the liquid spraying pipe positioned in the separation bin;

the mounting frame is connected with the inner wall of the shell; the multiple groups of first feeding pipes are distributed side by side and are all connected with the mounting frame, the multiple groups of first feeding pipes are uniformly distributed in a circumferential manner by taking the central axis of the liquid spraying pipe as the center, the lower ends of the multiple groups of first feeding pipes extend into the separation bin, and a rotating dispersion assembly is rotationally arranged in each group of first feeding pipes; the plurality of groups of rotary crushing assemblies are in transmission connection with the liquid spraying pipe; the feed ends of the first feed pipes are respectively communicated with the discharge ends of the feed assemblies; the feeding component is connected with the shell.

Preferably, each set of rotating and dispersing assemblies comprises a second rotating shaft and a plurality of sets of fan blades;

the central axis of the second rotating shaft is superposed with the central axis of the first feeding pipe, the second rotating shaft is rotatably connected with the inner wall of the first feeding pipe through a support, and the second rotating shaft extends out of the lower end of the first feeding pipe and is in transmission connection with the liquid spraying pipe; the multiunit flabellum evenly distributed side by side all connects the second rotation axis, and the axis of flabellum coincides with the axis of second rotation axis.

Preferably, the second rotating shaft is in transmission connection with the liquid spraying pipe through a gear set.

Preferably, the first feeding pipe has an inner diameter which decreases gradually towards the bottom surface of the separation chamber in the direction of its central axis.

Preferably, a plurality of groups of baffles are also included; the multiple groups of baffles are distributed side by side and are all connected with the liquid spraying pipe, the central axis of each group of baffles is coincided with the central axis of the liquid spraying pipe, a gap is reserved between the outer peripheral surface of each group of baffles and the inner wall of the separation bin, and multiple groups of first through holes for the multiple groups of first feeding pipes to pass through are formed in each group of baffles; the inner diameter value of each group of first through holes is larger than the outer diameter value of each group of first feeding pipes.

Preferably, the feeding assembly comprises a mixing box, a mounting plate, a second water pipe, a second feeding pipe, a plurality of groups of discharging parts and a plurality of groups of elastic guide assemblies;

the mixing box is connected with the shell, a plurality of groups of discharge holes are arranged on the bottom surface of the mixing box, and a pulp inlet hole and a water inlet hole are arranged on the upper end surface of the mixing box; the liquid outlet pipe orifice of the second water pipe is connected with the water inlet hole; the discharge pipe mouth of the second feed pipe is connected with the slurry inlet hole;

the multiple groups of discharging parts are respectively provided with multiple groups of discharging channels along the central axis direction thereof, one ends of the multiple groups of discharging parts are respectively inserted into the multiple groups of first feeding pipes and are hermetically connected with the multiple groups of first feeding pipes, and the other ends of the multiple groups of discharging parts are connected with the mixing box; the multiple groups of discharge channels are respectively communicated with the multiple groups of discharge holes;

the elastic guide assemblies are distributed side by side and connected with the inner wall of the mixing box, and the elastic guide assemblies are all connected with the mounting plate in a sliding manner; a plurality of groups of sealing parts are arranged on the end surface of the mounting plate; in the initial state, the multiple groups of sealing parts are respectively and sequentially inserted into the multiple groups of discharging holes and the multiple groups of discharging channels in a matched manner to form a sealing structure; wherein, be equipped with the drive assembly who is used for driving the mounting panel along the reciprocating motion of multiunit elasticity direction subassembly axis direction on the mixing box.

Preferably, the driving assembly comprises a mounting box, a push rod, a second driving device, a matching disc and a rack; wherein, the mixing box is provided with a guide sleeve;

the second driving device is arranged in the installation box; the installation box is connected with the mixing box; the output shaft of the second driving device is connected with the matching disc; the central axis of the matching disc is superposed with the central axis of the second driving device, and the outer peripheral surface of the matching disc is provided with a plurality of groups of gear teeth for periodically engaging and connecting the racks in an arc shape; the rack is connected with the inner wall of the installation box in a sliding way;

one end of the push rod is connected with the rack, the other end of the push rod penetrates through the installation box and penetrates through the guide sleeve in an interference mode, and the other end of the push rod extends into the mixing box and is connected with the installation plate.

Preferably, each group of elastic guide assemblies comprises a plurality of groups of springs and guide rods; wherein, the mounting plates are provided with a plurality of groups of second through holes;

two ends of the guide rod are respectively connected with the inner wall of the mixing box, and the guide rod penetrates through one group of second through holes in the mounting plate; the outer side at the guide bar is all established to the multiunit spring, and the inner wall of mixing box is all connected to the one end of multiunit spring, and the other end of multiunit spring all supports and presses the mounting panel.

Preferably, the mounting plate is provided with a plurality of groups of rotating paddle components in a rotating manner on the end surface far away from the plurality of groups of sealing parts.

A use method of a vertical cyclone centrifugal separator with a pre-separation function comprises the following steps:

s1, the first driving device operates to drive the first rotating shaft, the rotating box, the separating part and the liquid spraying pipe to rotate; the liquid spraying pipe drives the plurality of groups of rotary crushing assemblies to rotate; the water conveyed in the first water pipe enters the water storage bin and enters the liquid spraying pipe to be sprayed into the separation bin from the groups of water spraying holes;

s2, the feeding component conveys the slurry into a plurality of groups of first feeding pipes, and after the slurry is stirred and rotated by a plurality of groups of rotating and crushing components, the particles with different weights are screwed into the separation bins at different speeds;

s3, mixing the slurry entering the separation bin with washing water and then rotating with the separation part, wherein minerals and impurities with light weight in the slurry rise along the inner wall of the separation bin and are separated from the separation bin, flow into the bottom surface of the shell and finally are discharged from the first discharge pipe for collection;

and S4, after the separation is finished, opening a second control valve on a second drainage pipe, and enabling the concentrate with heavy mass on the bottom surface of the separation bin to flow into the shell from the second drainage pipe and finally to be discharged from the first drainage pipe for collection.

Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:

when the device is used, the first rotating shaft, the rotating box, the separating part, the liquid spraying pipe and the plurality of groups of rotating and crushing assemblies synchronously rotate under the driving of the first driving device; water flows through the first water pipe, the water storage bin and the liquid spraying pipe in sequence and is finally sprayed into the separation bin from the groups of water spraying holes; the feeding assembly conveys the slurry into a plurality of groups of first feeding pipes, the slurry is stirred and rotated by a plurality of groups of rotating and crushing assemblies, and particles with different weights are screwed into the separation bins at different speeds, so that the slurry is pre-sorted; the slurry entering the separation bin is mixed with washing water and then rotates along with the separation part, minerals and impurities with light mass in the slurry rise along the inner wall of the separation bin and are separated from the separation bin, and concentrate with heavy mass is gathered on the bottom surface of the separation bin and is collected by the impurities and the concentrate respectively, so that the operation is simple, the use is convenient, the separation efficiency and the separation quality of the concentrate with heavy mass in the ore are greatly improved, and the concentrate with higher purity can be obtained;

according to the invention, the slurry to be sorted is added with water and mixed, then is conveyed into the multiple groups of first feeding pipes, the slurry entering the multiple groups of first feeding pipes is subjected to secondary mixing and dispersion, and the slurries with different particle weights are sequentially screwed into the separation bins in a layered manner, so that the effect of pre-sorting the slurry is achieved, and the sorting efficiency and the sorting quality of the slurry are improved.

Drawings

Fig. 1 is a schematic structural diagram of a vertical cyclone centrifugal separator with a pre-separation function according to the present invention.

Fig. 2 is a partially enlarged schematic structural view of a vertical cyclone centrifugal separator with a pre-separation function according to the present invention.

Fig. 3 is a partially enlarged schematic structural view of a vertical cyclone centrifugal separator with a pre-separation function according to the present invention at B.

FIG. 4 is a schematic view of the interior of the mounting box of a vertical cyclone centrifugal separator with a pre-separation function according to the present invention.

Reference numerals: 1. a housing; 2. supporting legs; 3. a first driving device; 4. a first rotating shaft; 5. a first water pipe; 6. a second drain pipe; 7. a first drain pipe; 8. a rotary box; 9. a separation section; 10. a water storage bin; 11. a first feed tube; 12. a mounting frame; 13. a mixing box; 14. mounting a plate; 15. a second water pipe; 16. installing a box; 17. a second feed tube; 18. a push rod; 19. a spring; 20. a guide bar; 21. a rotating paddle assembly; 22. a second driving device; 23. a mating tray; 24. a rack; 25. a baffle plate; 26. a second rotation shaft; 27. a liquid spraying pipe; 28. a water spray hole; 29. a fan blade; 30. a discharge part; 31. a sealing part; 32. and (5) separating the bins.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Example 1

As shown in fig. 1 to 4, the vertical cyclone centrifugal separator with pre-separation function according to the present invention comprises a casing 1, a first driving device 3, a first rotating shaft 4, a second drainage pipe 6, a first drainage pipe 7, a rotating box 8, a separating part 9, a first feeding pipe 11, a mounting frame 12, a mixing box 13, a liquid spraying pipe 27 and a feeding assembly;

a plurality of groups of supporting legs 2 are uniformly arranged on the lower end surface of the shell 1; one end of the first drainage pipe 7 is connected with the outer end face of the shell 1, a first control valve is arranged on the first drainage pipe 7, and the interior of the first drainage pipe 7 is communicated with the interior of the shell 1;

furthermore, the bottom surface of the shell 1 is arranged in an upward convex manner, and the convex end surface of the bottom surface of the shell 1 is a spherical surface; the first drain pipe 7 is connected to the bottom surface of the casing 1 so that the mixed liquid falling to the bottom surface of the casing 1 can be quickly discharged from the first drain pipe 7;

a hollow bin is arranged in the direction of the central axis of the first rotating shaft 4, one end of the first rotating shaft 4 is rotatably connected with the inner bottom surface of the shell 1, and one end of the first rotating shaft 4 penetrates through the shell 1 and is in transmission connection with the first driving device 3; the first driving device 3 adopts a variable frequency motor, and the first driving device 3 is connected with the shell 1;

the other end of the first rotating shaft 4 is connected with a rotating box 8; an opening is arranged on the end surface of the rotating box 8; a first water pipe 5 for conveying water to the interior of the hollow bin is rotatably arranged on the inner wall of the first rotating shaft 4 positioned outside the shell 1; the first water pipe 5 is connected with an external water source and is rotatably connected with the inner wall of the hollow bin through a sealing bearing;

further, a first electromagnetic valve is arranged on the first water pipe 5, wherein the speed of the first water pipe 5 for supplying water into the water storage bin 10 is adjusted according to the pressure in the water storage bin 10;

one end of the separation part 9 is provided with a plurality of groups of upright posts, one end of the separation part 9 is inserted into the rotary box 8 through the opening in a matching way, and the peripheral surface of the separation part 9 is connected with the inner wall of the opening in a threaded matching way; the multiple groups of upright posts tightly press the bottom surface of the rotary box 8;

the other end of the separating part 9 is positioned outside the rotating box 8, and a separating bin 32 is arranged at the other end of the separating part 9 along the central axis direction thereof; the inner diameter of the separation bin 32 is gradually reduced toward the bottom surface of the housing 1 along the central axis direction of the separation part 9; wherein, a sealed water storage bin 10 is enclosed between the peripheral surface of the separating part 9 and the inner wall of the rotating box 8; the water storage bin 10 is communicated with the hollow bin;

the second drainage pipe 6 penetrates through the inner wall of the rotary box 8 and is hermetically connected with the rotary box 8, the second drainage pipe 6 is connected with the separation part 9 and is communicated with the inside of the separation bin 32, and a second control valve is arranged on the second drainage pipe 6 positioned on the outer side of the rotary box 8;

the central axis of the liquid spraying pipe 27 coincides with the central axis of the separation bin 32, one end of the liquid spraying pipe 27 is connected with the bottom surface of the separation bin 32 and penetrates out of the separation bin 32, the liquid spraying pipe 27 is communicated with the water storage bin 10, and a plurality of groups of water spraying holes 28 are uniformly formed in the outer peripheral surface of the liquid spraying pipe 27 positioned in the separation bin 32;

further, the inner diameter of the liquid ejecting pipe 27 is gradually reduced in the direction of the water flow entering therein; the inner diameter of each group of the water spray holes 28 is gradually reduced along the direction of water flow entering the water spray holes so as to improve the water flow spraying speed;

the mounting frame 12 is connected with the inner wall of the shell 1; the multiple groups of first feeding pipes 11 are distributed side by side and are all connected with the mounting frame 12, the multiple groups of first feeding pipes 11 are uniformly distributed in a circumferential manner by taking the central axis of the liquid spraying pipe 27 as the center, the lower ends of the multiple groups of first feeding pipes 11 all extend into the separation bin 32, and a rotating dispersion assembly is rotatably arranged in each group of first feeding pipes 11; the groups of rotary crushing components are all in transmission connection with a liquid spraying pipe 27; the feed ends of the multiple groups of first feed pipes 11 are respectively communicated with multiple groups of discharge ends of the feed assembly; the feeding component is connected with the shell 1.

In one embodiment of the present invention, in use, the first rotating shaft 4, the rotating box 8, the separating part 9, the liquid spraying pipe 27 and the plurality of sets of rotating crushing assemblies are driven by the first driving device 3 to rotate synchronously; the water flows through the first water pipe 5, the water storage bin 10 and the liquid spraying pipe 27 in sequence and is finally sprayed into the separation bin 32 from the groups of water spraying holes 28; the feeding assembly conveys the slurry into a plurality of groups of first feeding pipes 11, after the slurry is stirred and rotated by a plurality of groups of rotating and crushing assemblies, the particles with different weights are screwed into the separating bin 32 at different speeds, and then the slurry is pre-sorted; the slurry entering the separation bin 32 is mixed with washing water and then rotates along with the separation part 9, and light-weight minerals and impurities in the slurry rise along the inner wall of the separation bin 32 and are separated from the separation bin 32, flow into the bottom surface of the shell 1 and finally are discharged from the first discharge pipe 7 for collection; after the separation is finished, the second control valve on the second discharge pipe 6 is opened, the concentrate with heavy mass on the bottom surface of the separation bin 32 flows into the shell 1 from the second discharge pipe 6, and is finally discharged from the first discharge pipe 7 for collection, so that the operation is simple and the use is convenient.

In an alternative embodiment, each set of rotating dispersion assemblies comprises a second rotating shaft 26 and a plurality of sets of fan blades 29;

the central axis of the second rotating shaft 26 coincides with the central axis of the first feeding pipe 11, the second rotating shaft 26 is rotatably connected with the inner wall of the first feeding pipe 11 through a bracket, and the second rotating shaft 26 extends out of the lower end of the first feeding pipe 11 and is in transmission connection with a liquid spraying pipe 27; the multiple groups of fan blades 29 are uniformly distributed side by side and are all connected with the second rotating shaft 26, and the central axes of the fan blades 29 are superposed with the central axis of the second rotating shaft 26;

the second rotating shaft 26 is drivingly connected to the liquid spraying tube 27 to rotate with the liquid spraying tube 27, and the plurality of sets of fan blades 29 rotate with the liquid spraying tube 27 to agitate and disperse the slurry entering the plurality of sets of first feeding tubes 11.

In an alternative embodiment, the second rotating shaft 26 is drivingly connected to the liquid spray pipe 27 through a gear set; wherein, the liquid spraying pipe 27 is provided with a first transmission gear; a second transmission gear is arranged on the second rotating shaft 26; the multiple groups of second transmission gears are all meshed with the first transmission gears, transmission between the second rotating shaft 26 and the liquid spraying pipe 27 is achieved through the gear sets, the rotating speed of the second rotating shaft 26 can be adjusted according to requirements, and therefore the second rotating shaft 26 can rotate in an accelerated mode or in a decelerated mode or synchronously rotate with the liquid spraying pipe 27.

In an alternative embodiment, the inner diameter of the first feeding pipe 11 is gradually reduced towards the bottom surface of the separation chamber 32 along the central axis thereof, so as to enhance the dispersion effect of the slurry entering the first feeding pipe 11, and to enable particles with different particle weights to be swirled into the separation chamber 32 from the first feeding pipe 11 in different stages at different speeds.

In an alternative embodiment, a plurality of sets of baffles 25 are also included; the groups of baffles 25 are distributed side by side and are all connected with the liquid spraying pipe 27, the central axis of each group of baffles 25 is coincident with the central axis of the liquid spraying pipe 27, a gap is reserved between the outer peripheral surface of each group of baffles 25 and the inner wall of the separation bin 32, and a plurality of groups of first through holes for the plurality of groups of first feeding pipes 11 to pass through are arranged on each group of baffles 25; the inner diameter value of each group of first through holes is larger than the outer diameter value of each group of first feeding pipes 11;

the light particles move upwards along the inner wall of the separation bin 32 and flow through the gap between the baffle 25 and the separation bin 32 to guide the upwards moving slurry to improve the separation efficiency of the slurry;

further, the inner wall of the separation bin 32 is divided into a plurality of sections at equal intervals along the central axis direction of the separation bin 32, and the included angle between the inner wall of each section of the separation bin 32 and the central axis direction of the separation bin 32 is gradually increased so as to improve the effect of the slurry layering centrifugal separation.

In an alternative embodiment, the feeding assembly comprises a mixing box 13, a mounting plate 14, a second water pipe 15, a second feeding pipe 17, a plurality of groups of discharging parts 30 and a plurality of groups of elastic guide assemblies;

the mixing box 13 is connected with the shell 1, a plurality of groups of discharge holes are arranged on the bottom surface of the mixing box 13, and a pulp inlet hole and a water inlet hole are arranged on the upper end surface of the mixing box 13; the liquid outlet pipe orifice of the second water pipe 15 is connected with the water inlet hole; the discharge pipe mouth of the second feeding pipe 17 is connected with the slurry inlet hole, and the second feeding pipe 17 is used for adding ore powder into the mixing box 13;

the multiple groups of discharging parts 30 are respectively provided with multiple groups of discharging channels along the central axis direction thereof, one ends of the multiple groups of discharging parts 30 are respectively inserted into the multiple groups of first feeding pipes 11 and are hermetically connected with the multiple groups of first feeding pipes 11, and the other ends of the multiple groups of discharging parts 30 are connected with the mixing box 13; the multiple groups of discharge channels are respectively communicated with the multiple groups of discharge holes;

the multiple groups of elastic guide assemblies are distributed side by side and connected with the inner wall of the mixing box 13, and are all connected with the mounting plate 14 in a sliding manner; a plurality of groups of sealing parts 31 are arranged on the end surface of the mounting plate 14; in the initial state, the multiple groups of sealing parts 31 are respectively and sequentially inserted into the multiple groups of discharging holes and the multiple groups of discharging channels in a matched manner to form a sealing structure;

further, the value of the outer diameter of each set of the sealing portions 31 is gradually reduced toward the side away from the mounting plate 14 in the central axis direction thereof; the inner diameter of the discharge channel is gradually reduced along the flowing direction of the slurry in the discharge channel;

wherein, the mixing box 13 is provided with a driving component for driving the mounting plate 14 to reciprocate along the central axis direction of the plurality of groups of elastic guiding components;

under the working state, the slurry to be sorted is conveyed into the mixing box 13 through the second feeding pipe 17, and simultaneously, water is conveyed from the second water pipe 15 into the mixing box 13 to be mixed with the slurry; the drive assembly drives the mounting plate 14 to reciprocate along the central axis direction of the plurality of groups of elastic guide assemblies, so that the plurality of groups of sealing parts 31 are periodically separated from the plurality of groups of discharge holes, the slurry in the mixing box 13 quickly falls into the plurality of groups of first feed pipes 11, and the mounting plate 14 can be periodically moved to preliminarily mix the slurry with water.

In an alternative embodiment, the drive assembly includes a mounting case 16, a push rod 18, a second drive device 22, a mating disk 23, and a rack 24; wherein, the mixing box 13 is provided with a guide sleeve;

the second driving device 22 is arranged in the installation box 16, and the second driving device 22 selects a variable frequency motor; the mounting box 16 is connected with the mixing box 13; the output shaft of the second driving device 22 is connected with a matching disc 23; the central axis of the matching disc 23 is superposed with the central axis of the second driving device 22, and the outer peripheral surface of the matching disc 23 is provided with a plurality of groups of gear teeth for periodically engaging and connecting the rack 24 in an arc shape; the rack 24 is connected with the inner wall of the installation box 16 in a sliding way;

one end of the push rod 18 is connected with the rack 24, the other end of the push rod 18 penetrates through the mounting box 16 and penetrates through the guide sleeve in an interference mode, and the other end of the push rod 18 extends into the mixing box 13 and is connected with the mounting plate 14.

In an alternative embodiment, each set of elastic guide assemblies comprises a plurality of sets of springs 19 and guide rods 20; wherein, the mounting plate 14 is provided with a plurality of groups of second through holes;

two ends of the guide rod 20 are respectively connected with the inner wall of the mixing box 13, and the guide rod 20 passes through one group of second through holes on the mounting plate 14; the multiple groups of springs 19 are sleeved outside the guide rod 20, one ends of the multiple groups of springs 19 are connected with the inner wall of the mixing box 13, and the other ends of the multiple groups of springs 19 are pressed against the mounting plate 14;

the second driving device 22 drives the matching disc 23 to periodically engage with the connecting rack 24 to drive the rack 24 to move upwards, so as to drive the push rod 18 and the mounting plate 14 to move upwards and extrude the plurality of groups of springs 19; gaps between the multiple groups of sealing parts 31 and the multiple groups of discharging channels are gradually increased, and slurry in the mixing box 13 falls along the multiple groups of discharging channels; the mating disk 23 is not engaged with the rack 24; the mounting plate 14 is restored under the elastic force of the plurality of groups of springs 19 and presses the slurry in the mixing box 13 downwards to mix the slurry; the multiple groups of sealing parts 31 are inserted into the multiple groups of discharging channels again, and the process is repeated to carry out periodic stirring and conveying on the slurry.

In an alternative embodiment, the end surface of the mounting plate 14 away from the plurality of sets of sealing portions 31 is rotatably provided with a plurality of sets of rotating paddle assemblies 21; the rotating paddle assembly 21 rotates during the up and down movement of the mounting plate 14 to mix the slurry and water.

Example 2

The invention also provides a use method of the vertical cyclone centrifugal separator with the pre-separation function, which comprises the vertical cyclone centrifugal separator provided in the embodiment 1, and specifically comprises the following steps:

s1, the first driving device 3 operates to drive the first rotating shaft 4, the rotating box 8, the separating part 9 and the liquid spraying pipe 27 to rotate; the liquid spraying pipe 27 drives the plurality of groups of rotary crushing assemblies to rotate; the water conveyed in the first water pipe 5 enters the water storage bin 10 and enters the liquid spraying pipe 27 to be sprayed into the separation bin 32 from the plurality of groups of water spraying holes 28;

s2, the feeding component conveys the slurry into a plurality of groups of first feeding pipes 11, and after the slurry is stirred and rotated by a plurality of groups of rotating and crushing components, the particles with different weights are screwed into the separation bin 32 at different speeds;

s3, the slurry entering the separation chamber 32 is mixed with washing water and then rotates with the separation part 9, and minerals and impurities with light weight in the slurry rise along the inner wall of the separation chamber 32 and are separated from the separation chamber 32, flow into the bottom surface of the housing 1, and finally are discharged from the first discharge pipe 7 for collection;

s4, after the sorting is completed, the second control valve on the second discharge pipe 6 is opened, and the concentrate with heavy mass on the bottom surface of the separation bin 32 flows into the housing 1 from the second discharge pipe 6, and finally is discharged from the first discharge pipe 7 for collection.

The vertical cyclone centrifugal separator provided by the invention is simple to operate and convenient to use, can mix and convey slurry to be separated, screws particles with different particle weights in the conveyed slurry into the separation bin 32 at different speeds, realizes primary separation of the slurry, separates out ores with light mass and impurities in the slurry from the separation bin 32 through centrifugal action, further obtains concentrates with heavy mass, collects the impurities firstly, collects the concentrates without impurities, and greatly improves the quality of the concentrates.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.