CN211937441U

CN211937441U - Centrifugal mineral sorting unit

Info

Publication number: CN211937441U
Application number: CN202020506308.4U
Authority: CN
Inventors: 沈永宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-11-17
Anticipated expiration: 2030-04-08

Abstract

A centrifugal mineral sorting device belongs to the technical field of mineral separation. The discharge port of the primary crushing tank is communicated with the feed port of the secondary crushing tank, the primary crushing tank and the secondary crushing tank are both fixedly connected with the centrifugal separator, and the discharge port of the secondary crushing tank is communicated with the feed port of the centrifugal separator; the driving mechanism drives the plurality of rotating paddles to rotate, the plurality of rotating paddles are all arranged in the primary crushing tank, each rotating paddle is provided with a plurality of crushing knives, a discharge port of the primary crushing tank is elastically connected with the primary screen, and the outer wall of the primary screen is in clearance fit with the inner wall of the primary crushing tank; be equipped with second grade rubbing crusher structure and discharge gate in the second grade crushing jar and be equipped with the second grade screen cloth, second grade rubbing crusher structure sets up the top at the second grade screen cloth. The utility model discloses reached more effective mineral and selected separately, improved work efficiency, still avoided centrifugal concentrator's damage.

Description

Centrifugal mineral sorting unit

Technical Field

The utility model relates to a centrifugal mineral sorting unit belongs to mineral separation technical field.

Background

Centrifugal separators are devices for the gravity separation of ore particle groups in a centrifugal force field, and are one of high-efficiency gravity separation devices. The centrifugal concentrator generates a large centrifugal force when rotating at a high speed, and strengthens the gravity separation process, so that fine ore particles are more effectively recovered.

Traditional centrifugal concentrator function singleness is when throwing the material and is direct to drop into mineral raw materials more, because mineral raw materials is very easily the caking when depositing, consequently, gets into centrifugal concentrator when the great mineral aggregate of granule, not only influences work efficiency, and very easily causes centrifugal concentrator's jam problem, damages the concentrator even.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the background art, the utility model provides a centrifugal mineral sorting unit.

The purpose is achieved, the utility model adopts the following technical proposal: a centrifugal mineral separation device comprises a centrifugal concentrator, a primary crushing tank, a secondary crushing tank, a primary screen, a secondary screen, a driving mechanism, a secondary crushing mechanism, a plurality of rotating paddles and a plurality of crushing knives; the discharge port of the primary crushing tank is communicated with the feed port of the secondary crushing tank, the primary crushing tank and the secondary crushing tank are both fixedly connected with the centrifugal separator, and the discharge port of the secondary crushing tank is communicated with the feed port of the centrifugal separator; the driving mechanism drives the plurality of rotating paddles to rotate, the plurality of rotating paddles are all arranged in the primary crushing tank, a plurality of crushing knives are arranged on each rotating paddle, a discharge port of the primary crushing tank is elastically connected with the primary screen, and the outer wall of the primary screen is in clearance fit with the inner wall of the primary crushing tank; be equipped with second grade rubbing crusher structure and discharge gate in the second grade crushing jar and be equipped with the second grade screen cloth, second grade rubbing crusher structure sets up the top at the second grade screen cloth.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a jar is smashed to the volume similarity with mineral powder to one-level crushing jar and second grade crushing jar, the different density of different minerals, and centrifugal action layering is more obvious when similar volume is kept away from, reaches more effective mineral and selects separately, has improved work efficiency, has still avoided the damage of centrifugal concentrator.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of one of the drive mechanisms, the primary crush cans, and the secondary crush cans;

FIG. 3 is a schematic view of another drive mechanism, primary crush can, and secondary crush can configuration;

fig. 4 is a schematic view of the structure of the secondary crushing tank.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

The first embodiment is as follows: as shown in fig. 1 to 4, the utility model discloses a centrifugal mineral separation device, which comprises a centrifugal separator 1, a primary crushing tank 2-1, a secondary crushing tank 2-2, a primary screen 8-1, a secondary screen 8-2, a driving mechanism, a secondary crushing mechanism, a plurality of (four) rotating paddles 6 and a plurality of crushing knives 7; the discharge port of the primary crushing tank 2-1 is communicated with the feed port of the secondary crushing tank 2-2, the two are fixedly connected with the centrifugal separator 1 through a bracket, and the discharge port of the secondary crushing tank 2-2 is communicated with the feed port of the centrifugal separator 1; the driving mechanism drives a plurality of (four) rotating paddles 6 to rotate, the plurality of (four) rotating paddles 6 are all arranged in the primary crushing tank 2-1, each rotating paddle 6 is provided with a plurality of crushing cutters 7, a discharge port of the primary crushing tank 2-1 is elastically connected with a primary screen 8-1 through two springs 9 (two sides of the inner bottom surface of the primary crushing tank 2-1 are respectively and fixedly connected with the lower end of one vertically arranged spring 9, the upper ends of the two springs 9 are fixedly connected with two ends of the horizontally arranged primary screen 8-1), and the outer wall of the primary screen 8-1 is in clearance fit with the inner wall of the primary crushing tank 2-1; and a secondary crushing mechanism is arranged in the secondary crushing tank 2-2, a discharge port is provided with a secondary screen 8-2, and the secondary crushing mechanism is arranged above the secondary screen 8-2.

The second embodiment is as follows: as shown in fig. 2, the present embodiment is further described with respect to the first embodiment, and the driving mechanism includes a motor 3 and an outer rotating shaft 5-1; the motor 3 is vertically arranged and fixedly connected with the upper end of the primary crushing tank 2-1 through a motor mounting seat, an output shaft of the motor 3 is coaxially and fixedly connected with the upper end of an outer rotating shaft 5-1, and the lower end of the outer rotating shaft 5-1 is arranged in the primary crushing tank 2-1 and is fixedly connected with one end of a plurality of horizontally arranged rotating paddles 6.

The third concrete implementation mode: as shown in fig. 2, the second embodiment is further described in the present embodiment, and the plurality of rotating paddles 6 are uniformly arranged along the circumferential direction of the outer rotating shaft 5-1.

The fourth concrete implementation mode: as shown in fig. 3, this embodiment is further described with respect to the first embodiment, and the driving mechanism includes a motor 3, a driving bevel gear 4-1, an outer rotating shaft 5-1, an inner rotating shaft 5-2, and two driven bevel gears 4-2; the motor 3 is horizontally arranged and is fixedly connected with the upper end of the primary crushing tank 2-1 through a motor mounting seat, the output shaft of the motor 3 is coaxially and fixedly connected with a driving bevel gear 4-1 which is vertically arranged, the driving bevel gear 4-1 is meshed with two driven bevel gears 4-2 which are horizontally arranged in parallel up and down, the driven bevel gear 4-2 at the upper end is coaxially and fixedly connected with an inner rotating shaft 5-2 which is vertically arranged, the driven bevel gear 4-2 at the lower end is coaxially and fixedly connected with an outer rotating shaft 5-1 which is vertically arranged, the outer rotating shaft 5-1 is rotatably sleeved on the outer side of the inner rotating shaft 5-2 through a bearing, and the lower ends of the outer rotating shaft 5-1 and the inner rotating shaft 5-2 are both arranged in the primary crushing tank 2-1 and are respectively and fixedly connected with one end of a plurality of (two) rotating paddles 6 which are horizontally arranged.

The fifth concrete implementation mode: as shown in fig. 3, the present embodiment is further described with respect to the fourth embodiment, and the plurality of rotating paddles 6 are uniformly arranged along the circumferential direction of the corresponding outer rotating shaft 5-1 or inner rotating shaft 5-2.

The sixth specific implementation mode: as shown in fig. 1, 2 and 3, in the present embodiment, a third embodiment or a fifth embodiment is further described, and a plurality of crushing blades 7 on each of the rotating paddles 6 are uniformly arranged along the respective length direction.

The seventh embodiment: as shown in fig. 4, the present embodiment is further described with respect to the fourth embodiment, the secondary crushing mechanism includes two hydraulic cylinders 10, two auxiliary plates 11 and two squeezing plates 12, the opposite surface of the feeding hole of the secondary crushing tank 2-2 is slidably connected with one end of the corresponding auxiliary plate 11, the upper surfaces of the two auxiliary plates 11 are slidably connected with the lower end of the primary crushing tank 2-1 (the left and right ends of the inside of the top plate of the secondary crushing tank 2-2 are respectively provided with an inner cavity 14, the opposite surface of the feeding hole of the secondary crushing tank 2-2 is respectively provided with a through hole communicated with the corresponding inner cavity 14, each auxiliary plate 11 is of a T-shaped structure and is horizontally arranged, each auxiliary plate 11 is arranged in the corresponding inner cavity 14, one end of each auxiliary plate extends out of the through hole through the corresponding through hole, the thickness of the horizontal plate 11 matches the hole height of the corresponding through hole, the height of the vertical plate of each auxiliary plate 11 is matched with the height of the corresponding inner cavity 14, the upper surface of the horizontal plate of each auxiliary plate 11 is provided with a sliding groove along the moving direction, each sliding groove is internally provided with a sliding block, two sliding blocks are fixedly connected with the lower surface of the first-stage crushing tank 2-1, the other end of each auxiliary plate 11 is fixedly connected with the upper end of the corresponding vertical extrusion plate 12, each extrusion plate 12 is connected with the second-stage crushing tank 2-2 through the corresponding horizontal hydraulic cylinder 10 (the cylinder body of each hydraulic cylinder 10 is fixedly connected with the inner wall of the second-stage crushing tank 2-2, the piston rod of each hydraulic cylinder 10 is fixedly connected with the middle part of the corresponding extrusion plate 12), the lower surfaces of the two extrusion plates 12 are closely attached and slidably connected with the upper surface of the horizontally-arranged second-stage screen 8-2, and the two hydraulic cylinders 10 are controlled through an external hydraulic station.

When using the utility model discloses the time, drop into one-level crushing jar 2-1 with mineral from feed inlet 13, then start actuating mechanism and drive a plurality of (four) and rotate a plurality of broken sword 7 on the oar 6 and smash mineral. When the driving mechanism comprises a driving bevel gear 4-1, the driving bevel gear 4-1 rotates to drive two driven bevel gears 4-2 to rotate in opposite directions, then the outer rotating shaft 5-1 and the inner rotating shaft 5-2 are driven to rotate in opposite directions, and then the rotating paddles 6 on the outer rotating shaft and the inner rotating shaft are respectively driven to rotate in opposite directions, so that the crushing efficiency is improved. Simultaneously, mineral is at kibbling in-process, under the effect of rolling force, can constantly strike one-level screen cloth 8-1 of lower extreme, then one-level screen cloth 8-1 can produce the vibration under the effect of two springs 9, then screen the qualified ore of preliminary crushing, in preliminary qualified ore enters into second grade crushing jar 2-2, promote the stripper plate 12 through pneumatic cylinder 10 and carry out the regrinding to preliminary qualified ore, simultaneously under the effect of accessory plate 11, preliminary qualified ore can only enter into the region between two stripper plates 12, avoid polluting two pneumatic cylinders 10, it selects separately to enter into centrifugal concentrator 1 through second grade screen cloth 8-2 to smash qualified mineral.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A centrifugal mineral separation apparatus comprising a centrifugal concentrator (1), characterized in that: the sorting device also comprises a primary crushing tank (2-1), a secondary crushing tank (2-2), a primary screen (8-1), a secondary screen (8-2), a driving mechanism, a secondary crushing mechanism, a plurality of rotating paddles (6) and a plurality of crushing knives (7); the discharge port of the primary crushing tank (2-1) is communicated with the feed port of the secondary crushing tank (2-2), the two are both fixedly connected with the centrifugal separator (1), and the discharge port of the secondary crushing tank (2-2) is communicated with the feed port of the centrifugal separator (1); the driving mechanism drives the plurality of rotating paddles (6) to rotate, the plurality of rotating paddles (6) are all arranged in the primary crushing tank (2-1), each rotating paddle (6) is provided with a plurality of crushing cutters (7), a discharge port of the primary crushing tank (2-1) is elastically connected with the primary screen (8-1), and the outer wall of the primary screen (8-1) is in clearance fit with the inner wall of the primary crushing tank (2-1); and a secondary crushing mechanism is arranged in the secondary crushing tank (2-2), a secondary screen (8-2) is arranged at the discharge port, and the secondary crushing mechanism is arranged above the secondary screen (8-2).

2. A centrifugal mineral separation apparatus according to claim 1, wherein: the driving mechanism comprises a motor (3) and an outer rotating shaft (5-1); the motor (3) is vertically arranged and fixedly connected with the upper end of the primary crushing tank (2-1), an output shaft of the motor (3) is coaxially and fixedly connected with the upper end of the outer rotating shaft (5-1), and the lower end of the outer rotating shaft (5-1) is arranged in the primary crushing tank (2-1) and is fixedly connected with one end of the plurality of horizontally arranged rotating paddles (6).

3. A centrifugal mineral separation apparatus according to claim 2, wherein: the plurality of rotating paddles (6) are uniformly distributed along the circumferential direction of the outer rotating shaft (5-1).

4. A centrifugal mineral separation apparatus according to claim 1, wherein: the driving mechanism comprises a motor (3), a driving bevel gear (4-1), an outer rotating shaft (5-1), an inner rotating shaft (5-2) and two driven bevel gears (4-2); the motor (3) is horizontally arranged and fixedly connected with the upper end of the primary crushing tank (2-1), the output shaft of the motor (3) is coaxially and fixedly connected with the driving bevel gear (4-1), the driving bevel gear (4-1) is meshed with two driven bevel gears (4-2) which are horizontally arranged in parallel up and down, the driven bevel gear (4-2) at the upper end is coaxially and fixedly connected with an inner rotating shaft (5-2), the driven bevel gear (4-2) at the lower end is coaxially and fixedly connected with an outer rotating shaft (5-1), the outer rotating shaft (5-1) is rotatably sleeved on the outer side of the inner rotating shaft (5-2), and the lower ends of the outer rotating shaft (5-1) and the inner rotating shaft (5-2) are both arranged in the primary crushing tank (2-1) and are respectively and fixedly connected with one ends of a plurality of rotating paddles (6) which are horizontally arranged.

5. A centrifugal mineral separation apparatus according to claim 4, wherein: the plurality of rotating paddles (6) are uniformly distributed along the circumferential direction of the corresponding outer rotating shaft (5-1) or inner rotating shaft (5-2).

6. A centrifugal mineral sorting apparatus according to claim 3 or 5, wherein: a plurality of crushing knives (7) on each rotating paddle (6) are uniformly distributed along the respective length direction.

7. A centrifugal mineral separation apparatus according to claim 1, wherein: the two-stage crushing mechanism comprises two hydraulic cylinders (10), two auxiliary plates (11) and two extrusion plates (12), wherein the opposite surfaces of the feed inlets of the two-stage crushing tanks (2-2) are in sliding connection with one ends of the corresponding auxiliary plates (11), the upper surfaces of the two auxiliary plates (11) are in sliding connection with the lower end of the one-stage crushing tank (2-1), the other end of each auxiliary plate (11) is fixedly connected with the upper end of the corresponding vertically-arranged extrusion plate (12), each extrusion plate (12) is connected with the two-stage crushing tank (2-2) through the corresponding hydraulic cylinder (10), and the lower surfaces of the two extrusion plates (12) are in close fit sliding connection with the upper surfaces of the horizontally-arranged two-stage screens (8-2).

8. A centrifugal mineral separation apparatus according to claim 7, wherein: the mesh number of the secondary screen (8-2) is smaller than that of the primary screen (8-1).