CN210906543U

CN210906543U - Chromium ore beneficiation equipment

Info

Publication number: CN210906543U
Application number: CN201921144179.2U
Authority: CN
Inventors: 康军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-07-03
Anticipated expiration: 2029-07-22

Abstract

The application discloses a chromium ore beneficiation device, which comprises a support frame, a first rotating shaft, a second rotating shaft, a third rotating shaft and a conveyor belt, wherein the first rotating shaft, the second rotating shaft, the third rotating shaft and the conveyor belt are rotatably arranged on the support frame and are arranged in parallel; the second rotating shaft is driven to rotate by a driving motor fixed on the supporting frame; a permanent magnet is arranged below the conveyor belts of the first rotating shaft and the third rotating shaft; the support frame is provided with anti-overflow baffles at two sides of the conveyor belt between the first rotating shaft and the third rotating shaft; an ore pulp concentration adjusting box is arranged above the conveying belts of the first rotating shaft and the third rotating shaft; the bottom of the adjusting box is provided with a flow guide port; the height of the third rotating shaft is lower than that of the first rotating shaft; and the support frame is provided with a lifting adjusting device connected with the third rotating shaft. According to the ore pulp drying device, the lifting adjusting device for adjusting the lifting of the third rotating shaft is arranged on the supporting frame, so that the inclination angle of the conveying belt can be adjusted according to requirements, and the problem of resource waste caused by incomplete adsorption due to too fast falling of ore pulp in the adjusting box is solved; the enrichment efficiency of mineral products is improved.

Description

Chromium ore beneficiation equipment

Technical Field

The present disclosure relates generally to the field of mining, and more particularly, to a chromium ore beneficiation plant.

Background

Chromium is an important metal in modern industry, has extremely wide application range, and is mainly used in the fields of metallurgy, refractory materials, chemical industry and the like. In the metallurgical industry, chromite is mainly used for producing ferrochrome and chromium metal, in the refractory industry, chromite is used for manufacturing chrome bricks, chrome magnesia bricks and other special refractory materials, and in the chemical industry, chromite is mainly used for producing sodium dichromate and further preparing other chromium compounds.

At present, the prior dressing process for chromium ore at home and abroad mainly performs gravity separation or magnetic separation; the existing magnetic separator has single function and small application range.

Disclosure of Invention

In view of the above-mentioned drawbacks or deficiencies of the prior art, it would be desirable to provide a chromium ore beneficiation plant.

The first aspect of the application provides a chromium ore beneficiation device, which comprises a support frame, a first rotating shaft, a second rotating shaft and a third rotating shaft, wherein the first rotating shaft, the second rotating shaft and the third rotating shaft are rotatably arranged on the support frame and are arranged in parallel; the first rotating shaft and the second rotating shaft are arranged in parallel up and down; the third rotating shaft is positioned at the same side of the first rotating shaft and the second rotating shaft; the first rotating shaft, the second rotating shaft and the third rotating shaft are tensioned with conveying belts; the second rotating shaft is driven to rotate by a driving motor fixed on the supporting frame; a permanent magnet is arranged below the conveyor belts of the first rotating shaft and the third rotating shaft; the support frame is provided with anti-overflow baffles at two sides of the conveyor belt between the first rotating shaft and the third rotating shaft; an ore pulp concentration adjusting box is arranged above the conveying belts of the first rotating shaft and the third rotating shaft; the bottom of the regulating box is provided with a flow guide port for guiding ore pulp in the regulating box to the conveying belt; the height of the third rotating shaft is lower than that of the first rotating shaft; and the support frame is provided with a lifting adjusting device connected with the third rotating shaft and used for adjusting the height of the third rotating shaft.

According to the technical scheme provided by the embodiment of the application, the lifting adjusting device comprises a screw rod in threaded connection with the bottom end of the supporting frame, and the bottom of the screw rod is fixed on the supporting frame through a nut; and the supporting plate is used for fixing the supporting plate for supporting the end part of the third rotating shaft at the top end of the screw rod.

According to the technical scheme provided by the embodiment of the application, the middle part of the adjusting box is provided with a guide plate; the guide plate is evenly provided with a plurality of guide holes.

According to the technical scheme provided by the embodiment of the application, the top or the side wall of the adjusting box is provided with a pulp leading-in pipe.

According to the technical scheme provided by the embodiment of the application, one side of the third rotating shaft is tightly attached to the conveying belt and provided with a tailing recovery box; and a mineral powder recovery box is arranged on one side of the first rotating shaft and one side of the second rotating shaft, which are far away from the third rotating shaft.

According to the chromium ore beneficiation equipment provided by the technical scheme, the lifting adjusting device for adjusting the lifting of the third rotating shaft is arranged on the supporting frame, so that the inclination angle of the conveying belt between the first rotating shaft and the third rotating shaft can be adjusted, the inclination angle of the conveying belt can be adjusted according to requirements, for example, when the ore pulp concentration is very high, the conveying belt can be adjusted to be slower, weak magnetic substances (chromium) in the ore pulp are sufficiently adsorbed, and the problem of resource waste of chromium ore caused by incomplete adsorption due to too fast falling of the ore pulp in the adjusting box is avoided; therefore, the technical scheme of the application improves the enrichment efficiency of the chromium ore.

According to the technical scheme that this application some embodiments provided, still be equipped with the guide plate in the regulating box for the ore pulp that enters into in the regulating box can fall through even back of guide plate buffering, the phenomenon of piling up that appears when avoiding ore pulp concentration to be high, and then has avoided the active ingredient in the ore pulp to adsorb incompletely.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural diagram of a first embodiment of the present application;

10, supporting frames; 20. a first rotating shaft; 30. a second rotating shaft; 40. a third rotating shaft; 50. a conveyor belt; 60. a permanent magnet; 70. an adjusting box; 71. a spout; 80. a lift adjustment device; 81. a screw; 82. a nut; 72. a baffle; 73. a pulp inlet pipe; 90. a tailings recovery tank; 100. mineral powder recovery box.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Please refer to fig. 1, which is a schematic structural diagram of a chromium ore beneficiation plant according to a first embodiment of the present application: the device comprises a support frame 10, a first rotating shaft 20, a second rotating shaft 30 and a third rotating shaft 40 which are rotatably arranged on the support frame 10 and arranged in parallel; the first rotating shaft 20 and the second rotating shaft 30 are arranged in parallel up and down; the third rotating shaft 40 is located on the same side of the first rotating shaft 20 and the second rotating shaft 30; the first rotating shaft 20, the second rotating shaft 30 and the third rotating shaft 40 are tensioned with a conveyor belt 50; the second rotating shaft 30 is driven to rotate by a driving motor fixed on the support frame 10; a permanent magnet 60 is arranged below the conveyor belts of the first rotating shaft 20 and the third rotating shaft 30; the support frame 10 is provided with anti-overflow baffles at two sides of the conveyor belt between the first rotating shaft 20 and the third rotating shaft 40; a pulp concentration adjusting box 70 is arranged above the conveyor belts of the first rotating shaft 20 and the third rotating shaft 40; the bottom of the regulating box 70 is provided with a flow guide opening 71 for guiding the ore pulp in the regulating box 70 onto the conveyor belt 50;

the third rotating shaft 40 is lower than the first rotating shaft 20; and the support frame 20 is provided with a lifting adjusting device 80 connected with the third rotating shaft 40 and used for adjusting the height of the third rotating shaft 40.

In this embodiment, the magnets 60 may be fixed to a row of support rods fixed at both ends to the support frame 1; the bottom of the magnet 60 is connected with the support rod through a spring, so that the top surface of the magnet 60 is always kept in a close state with the conveyor belt.

In this embodiment, the lifting adjusting device 80 includes a screw 81 screwed to the bottom end of the supporting frame 10, and the bottom of the screw 81 is fixed on the supporting frame 10 through a nut 82; and a support plate 41 for supporting the axial end of the third rotating shaft 40 is fixed to the top end of the screw 81.

In this embodiment, a baffle 72 is disposed in the middle of the regulating box 70; the guide plate is evenly provided with a plurality of guide holes.

In this embodiment, the top or side wall of the conditioning tank 70 is provided with a slurry inlet pipe 73.

In this embodiment, a tailings recovery box 90 is disposed on one side of the third rotating shaft 40, which is close to the conveyor belt 50; and a mineral powder recovery box 100 is arranged on one side of the first rotating shaft 20 and the second rotating shaft 30 far away from the third rotating shaft 40.

When the device provided by the embodiment works, the driving motor drives the second rotating shaft 30 to rotate clockwise, so that the conveyor belt between the first rotating shaft 20 and the third rotating shaft 40 is conveyed upwards; the chrome ore pulp flows into the regulating box 70 from the pulp inlet pipe 73, and in other embodiments, the pulp can be directly and manually poured into the regulating box; in this embodiment, the pulp is a chromium ore pulp; the slurry flows into the space between the conveyor belts 50 between the first rotating shaft 20 and the third rotating shaft 40 from the regulating box 70, and the ferrochrome is adsorbed on the conveyor belts 50 under the adsorption of the magnets 60; and then falls into the mineral powder recovery box 100 when reaching the first rotating shaft 20; the chromium ore slurry will fall into the tailings recovery box 90 to be recovered.

When the adsorption rate needs to be improved or the ore pulp concentration is found to be high, the third rotating shaft 40 can be lifted by screwing the nut 82, so that the gradient of the conveyor belt 50 is reduced, and the adsorption rate of ferrochrome is improved.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides a mineral processing equipment of chromium ore which characterized in that: comprises a support frame (10), a first rotating shaft (20), a second rotating shaft (30) and a third rotating shaft (40) which are rotatably arranged on the support frame (10) and arranged in parallel; the first rotating shaft (20) and the second rotating shaft (30) are arranged in parallel up and down; the third rotating shaft (40) is positioned on the same side of the first rotating shaft (20) and the second rotating shaft (30); the first rotating shaft (20), the second rotating shaft (30) and the third rotating shaft (40) are tensioned with a conveyor belt (50); the second rotating shaft (30) is driven to rotate by a driving motor fixed on the support frame (10); a permanent magnet (60) is arranged below the conveyor belts of the first rotating shaft (20) and the third rotating shaft (40); the support frame (10) is provided with anti-overflow baffles at two sides of the conveyor belt between the first rotating shaft (20) and the third rotating shaft (40); a pulp concentration adjusting box (70) is arranged above the conveyor belts of the first rotating shaft (20) and the third rotating shaft (40); the bottom of the regulating box (70) is provided with a flow guide opening (71) for guiding the ore pulp in the regulating box (70) to the conveyor belt (50);

the third rotating shaft (40) is lower than the first rotating shaft (20); and the supporting frame (10) is provided with a lifting adjusting device (80) connected with the third rotating shaft (40) and used for adjusting the height of the third rotating shaft (40).

2. The chromium ore beneficiation plant according to claim 1, characterized in that: the lifting adjusting device (80) comprises a screw rod (81) in threaded connection with the bottom end of the support frame (10), and the bottom of the screw rod (81) is fixed on the support frame (10) through a nut (82); and a support plate (41) for supporting the shaft end part of the third rotating shaft (40) is fixed at the top end of the screw rod (81).

3. The chromium ore beneficiation plant according to claim 1 or 2, characterized in that: a guide plate (72) is arranged in the middle of the adjusting box (70); the guide plate is evenly provided with a plurality of guide holes.

4. The chromium ore beneficiation plant according to claim 1 or 2, characterized in that: the top or the side wall of the adjusting box (70) is provided with a pulp leading-in pipe (73).

5. The chromium ore beneficiation plant according to claim 1 or 2, characterized in that: one side of the third rotating shaft (40) is provided with a tailing recycling box (90) close to the conveyor belt (50); and a mineral powder recovery box (100) is arranged on one side of the first rotating shaft (20) and one side of the second rotating shaft (30) far away from the third rotating shaft (40).