CN110280398B

CN110280398B - Mechanical flotation machine

Info

Publication number: CN110280398B
Application number: CN201910712137.2A
Authority: CN
Inventors: 周启明; 符晓东
Original assignee: Hunan Shizhuyuan Nonferrous Metals Co Ltd
Current assignee: Hunan Shizhuyuan Nonferrous Metals Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2021-03-26
Anticipated expiration: 2039-08-02
Also published as: CN110280398A

Abstract

The invention discloses a mechanical flotation machine, wherein a driving component is arranged on the top surface of a mounting frame, a positioning pipe is fixedly arranged in the middle of the top surface of the mounting frame, a first bearing is sleeved at the top end of the driving pipe, an anti-sedimentation component is arranged on one side of the driving pipe, a vent pipe is fixedly connected on one side of the connecting hole, a rotating ring is movably sleeved in the middle of an air injection pipe, a foam scraping component is arranged at the top end of a partition plate, a sand prevention component is arranged in the middle of a scraper shaft, a water storage tank is arranged at the top end inside a shaft seat, and a water inlet pipe is sleeved outside a second bearing. And a water film is formed between the shaft seat and the scraper shaft, so that the lubricating effect is improved.

Description

Mechanical flotation machine

Technical Field

The invention relates to the technical field of flotation machines, in particular to a mechanical flotation machine.

Background

The flotation machine is a mechanical device for completing the flotation process, and the mineral particles in the mineral slurry are selectively fixed on bubbles through stirring and aeration, float to the surface of the mineral slurry and are scraped to form a foam product so as to achieve the purpose of separating minerals, and the flotation machine is mainly used for sorting nonferrous metals such as copper, zinc, lead, nickel, gold and the like, and also can be used for roughing and concentrating ferrous metals and nonmetals.

However, the flotation machine has small aeration quantity in the use process, mineral particles are deposited at the bottom of the flotation tank and covered by the ore pulp and cannot be fixed on bubbles, the ore pulp and the bubbles contain more silt and metal particles, and the gap between the scraper shaft and the shaft seat of the flotation machine is easy to be abraded in an accelerated manner due to the entering of the solid particles.

Disclosure of Invention

The invention provides a mechanical flotation machine which can effectively solve the problems that the aeration quantity is small, ore particles are deposited at the bottom of a flotation tank, covered by ore pulp and cannot be fixed on bubbles, the ore pulp and the bubbles contain more silt and metal particles, and solid particles are easy to enter a gap between a scraper shaft and a shaft seat of the flotation machine to accelerate abrasion.

In order to achieve the purpose, the invention provides the following technical scheme: a mechanical flotation machine comprises a flotation tank, wherein a mounting frame is fixedly mounted at the top end of the flotation tank, a fine selection groove is fixedly mounted at the top end of the front surface of the flotation tank, and partition plates are uniformly and fixedly mounted in the flotation tank;

the top surface of the mounting frame is provided with a driving assembly, and the driving assembly comprises a driving motor, a first belt pulley, a positioning pipe, a transmission pipe, a limiting ring, a first bearing, an air inlet pipe, a second belt pulley and a rotor;

the utility model discloses a motor, including driving motor, mount structure, transmission pipe, driving motor top fixed mounting has first belt pulley, mount structure top surface middle part fixed mounting has the registration arm, the inside movable mounting of registration arm has the transmission pipe, the transmission pipe is close to registration arm top department and has cup jointed the spacing ring, the first bearing has been cup jointed on the transmission pipe top, the intake pipe has been cup jointed in the first bearing outside, the transmission pipe corresponds first belt pulley department and has cup jointed the second belt pulley, second belt pulley and first belt pulley pass through the belt and link to each other, the fixed cover in second belt pulley bottom has connect the rotor, the driving motor input links to each other with external power source output electrical property.

Preferably, the transmission pipe is provided with a limit groove corresponding to the limit ring, and the limit ring is sleeved in the limit groove.

Preferably, the transmission pipe is sleeved with a dust blocking ring close to the bottom surface of the first bearing.

Preferably, one side of the transmission pipe is provided with an anti-precipitation component, and the anti-precipitation component comprises a connecting hole, a vent pipe, an air injection pipe, a rotating ring, a filter screen and a movable sheet;

the connecting hole is opened in driving pipe one side, connecting hole one side fixedly connected with breather pipe, breather pipe bottom fixedly connected with jet-propelled pipe, the rotating ring has been cup jointed in the activity of jet-propelled pipe middle part, jet-propelled pipe one end fixed mounting has the filter screen, jet-propelled pipe top and bottom articulate respectively in movable piece top and bottom.

Preferably, the side surface of the rotating ring is uniformly provided with anti-skid grains.

Preferably, the top end of the partition board is provided with a foam scraping assembly, and the foam scraping assembly comprises a scraper shaft, a clamp, a foam scraping plate, a moving groove, a screw, an adjusting plate, an adjusting opening and a positioning ring;

the scraper shaft is installed on the top end of the partition plate, the clip is evenly installed in the middle of the scraper shaft, the foam scraping plates are fixedly installed at two ends of the clip, a moving groove is formed in one side of the top surface of the foam scraping plates, a screw rod is fixedly installed in the moving groove, a regulating plate is embedded in the moving groove, a regulating port is formed in the position, corresponding to the screw rod, of the top surface of the regulating plate, and a locating ring is sleeved on the top end of the screw rod through threads.

Preferably, the top surface of the clamp is uniformly provided with threaded holes, and screws are arranged in the threaded holes.

Preferably, the middle part of the scraper shaft is provided with a sand prevention assembly, and the sand prevention assembly comprises a shaft seat, a water storage tank, a water outlet hole, a second bearing, a sealing ring, a water inlet pipe and a water pump;

the shaft seat is uniformly sleeved at the middle part of the scraper shaft, the water storage tank is arranged at the top end inside the shaft seat, a water outlet hole is formed in the position, close to one side of the shaft seat, of the scraper shaft, a second bearing is sleeved at one end of the scraper shaft, a sealing ring is fixedly mounted on one side of the second bearing, a water inlet pipe is sleeved on the outer side of the second bearing, one end of the water inlet pipe is connected with a water pump through a hose, and the input end of the water pump.

Preferably, the partition board is provided with an installation groove near the shaft seat, and the shaft seat is installed in the installation groove through a bolt.

Preferably, one end of the scraper shaft, which is far away from the water inlet pipe, is sleeved with a sealing end cover through threads.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. be provided with drive assembly, the driving pipe is inlet channel promptly, inside accessible driving pipe directly sent into the rotor with a large amount of air, and the aeration quantity increases, improves the effect that bubble and ore grain combine, and the flotation effect is better.

2. Be provided with and prevent deposiing the subassembly, drive the breather pipe through the driving pipe and rotate, jet-propelled pipe and movable plate are close to the flotation cell bottom surface, and the blowout bubble when stirring the precipitate makes the mineral particle in the precipitate combine with the bubble, further improves the effect of flotation.

3. Be provided with sand control assembly, through water pump intermittent type to the water of filling into in the hollow scraper shaft, partly water temporary storage is in the aqua storage tank, and remaining water is then followed axle bed and is scraped the blowout in the scraper shaft gap, forms tiny high-pressure water column, washes away the solid particle between axle bed and the scraper shaft, and forms the water film between axle bed and the scraper shaft, improves lubricated effect.

4. Be provided with and scrape the bubble subassembly, accessible adjustment regulating plate is in the inside position of shifting chute, and the width of scraping the bubble board can be adjusted as required to scrape the degree of depth that the bubble board cut into in the foam, and it is better to scrape the bubble effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic structural view of the drive assembly of the present invention;

FIG. 3 is a schematic structural view of an anti-settling assembly of the present invention;

FIG. 4 is a schematic view of the mounting structure of the blister board of the present invention;

FIG. 5 is a schematic view of the opening structure of the regulating port of the present invention;

FIG. 6 is a schematic view of the installation structure of the water inlet pipe of the present invention;

reference numbers in the figures: 1. a flotation tank; 2. a mounting frame; 3. a fine selection groove; 4. a partition plate;

5. a drive assembly; 501. a drive motor; 502. a first pulley; 503. a positioning tube; 504. a drive tube; 505. a limiting ring; 506. a first bearing; 507. an air inlet pipe; 508. a second pulley; 509. a rotor;

6. an anti-settling component; 601. connecting holes; 602. a breather pipe; 603. a gas ejector tube; 604. a rotating ring; 605. filtering with a screen; 606. a movable plate;

7. a foam scraping assembly; 701. a scraper shaft; 702. a clip; 703. scraping a bubble plate; 704. a moving groove; 705. a screw; 706. an adjusting plate; 707. an adjustment port; 708. positioning rings;

8. a sand control assembly; 801. a shaft seat; 802. a water storage tank; 803. a water outlet hole; 804. a second bearing; 805. a seal ring; 806. a water inlet pipe; 807. and (4) a water pump.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-6, the invention provides a technical scheme, and a mechanical flotation machine comprises a flotation tank 1, wherein an installation frame 2 is fixedly installed at the top end of the flotation tank 1, a fine separation groove 3 is fixedly installed at the top end of the front surface of the flotation tank 1, and partition plates 4 are uniformly and fixedly installed in the flotation tank 1.

The top surface of the mounting frame 2 is provided with a driving assembly 5, and the driving assembly 5 comprises a driving motor 501, a first belt pulley 502, a positioning pipe 503, a transmission pipe 504, a limiting ring 505, a first bearing 506, an air inlet pipe 507, a second belt pulley 508 and a rotor 509.

A first belt pulley 502 is fixedly installed at the top end of the driving motor 501, a positioning tube 503 is fixedly installed at the middle part of the top surface of the mounting frame 2, a transmission tube 504 is movably installed inside the positioning tube 503, a position limiting groove is formed in the position, corresponding to the position limiting ring 505, of the transmission tube 504, the position limiting ring 505 is sleeved in the position limiting groove, so that the position limiting ring 505 is conveniently installed at the position, close to the top end of the positioning tube 503, of the transmission tube 504, the position, close to the top end of the positioning tube 503, of the transmission tube 504 is sleeved with a first bearing 506, a dust blocking ring is sleeved at the position, close to the bottom surface of the first bearing 506, of the transmission tube 504, so that dust is prevented from entering the first bearing 506 and normal operation of the first bearing 506 is ensured, an air inlet pipe 507 is sleeved outside the first bearing 506, a second belt pulley 508 is sleeved at the position, corresponding to the first belt, the rotor 509 is fixedly sleeved at the bottom end of the second belt pulley 508, and the input end of the driving motor 501 is electrically connected with the output end of an external power supply.

The anti-precipitation assembly 6 is installed on one side of the transmission pipe 504, and the anti-precipitation assembly 6 comprises a connecting hole 601, a vent pipe 602, an air injection pipe 603, a rotating ring 604, a filter screen 605 and a movable sheet 606.

The connecting hole 601 is opened in transmission pipe 504 one side, connecting hole 601 one side fixedly connected with breather pipe 602, breather pipe 602 bottom fixedly connected with jet-propelled pipe 603, jet-propelled pipe 603 middle part activity has cup jointed swivel 604, the antiskid line has evenly been seted up to swivel 604 side, the swivel 604 of being convenient for rolls in flotation cell 1 bottom surface, jet-propelled pipe 603 one end fixed mounting has filter screen 605, jet-propelled pipe 603 top and bottom articulate respectively in activity piece 606 top and bottom.

The top end of the clapboard 4 is provided with a bubble scraping component 7, and the bubble scraping component 7 comprises a scraper shaft 701, a clip 702, a bubble scraping plate 703, a moving groove 704, a screw 705, an adjusting plate 706, an adjusting opening 707 and a positioning ring 708.

Scrape board 701 and install in 4 tops of baffle, scrape board 701 evenly installed checkpost 702 in the middle part, the equal fixed mounting in checkpost 702 both ends scrapes bubble board 703, the even screw hole that has seted up of checkpost 702 top surface, and screw hole internally mounted has the screw, be convenient for scrape board 701, checkpost 702 and scrape bubble board 703 interconnect, scrape bubble board 703 top surface one side and seted up shifting chute 704, the inside even fixed mounting of shifting chute 704 has screw rod 705, the inside regulating plate 706 that has inlayed of shifting chute 704, regulating plate 706 top surface corresponds screw rod 705 department and has seted up regulation mouth 707, positioning ring 708 has been cup jointed through the screw thread to screw rod 705 top.

The middle part of the scraper shaft 701 is provided with a sand control assembly 8, and the sand control assembly 8 comprises a shaft seat 801, a water storage tank 802, a water outlet 803, a second bearing 804, a sealing ring 805, a water inlet pipe 806 and a water pump 807.

Axle bed 801 evenly cup joints in scraping trigger shaft 701 middle part, baffle 4 is close to axle bed 801 department and has seted up the mounting groove, axle bed 801 passes through the bolt and installs in the mounting groove, be convenient for be fixed in axle bed 801 the top of baffle 4, aqua storage tank 802 has been seted up on the inside top of axle bed 801, it has seted up apopore 803 to scrape trigger shaft 701 and be close to axle bed 801 one side department, it has cup jointed second bearing 804 to scrape trigger shaft 701 one end, second bearing 804 one side fixed mounting has sealing ring 805, inlet tube 806 has been cup jointed in the second bearing 804 outside, it has cup jointed end cover through the screw to scrape trigger shaft 701 and keep away from inlet tube 806 one end, will scrape trigger shaft 701 and seal, in order to improve and scrape the inside water pressure of.

The working principle and the using process of the invention are as follows: ore pulp is poured into the flotation tank 1, an air inlet pipe 507 is connected with an air blower, air is introduced into a transmission pipe 504 through the air inlet pipe 507, a driving motor 501 is started, the model of the driving motor 501 is 57BL115S30-3150, the driving motor 501 drives the transmission pipe 504 to rotate through a first belt pulley 502 and a second belt pulley 508, the air inlet pipe 507 does not rotate, the transmission pipe 504 is a hollow pipeline, a large amount of air can be directly sent into the rotor 509 through the transmission pipe 504, the aeration quantity is increased, the effect of combining bubbles and ore particles is improved, and the flotation effect is better;

when the transmission pipe 504 rotates, the transmission pipe 504 drives the vent pipe 602 to rotate around the transmission pipe 504 as a shaft, the rotating ring 604 rolls on the bottom surface of the flotation tank 1 to stir the precipitated ore pulp, air in the transmission pipe 504 sequentially passes through the connecting hole 601, the vent pipe 602, the air injection pipe 603 and the filter screen 605, and the movable sheet 606 is blown by the air to improve the stirring effect, so that the mineral particles covered by the ore pulp are combined with bubbles, more mineral particles float upwards into the foam, and the flotation effect is further improved;

when the scraper shaft 701 rotates by taking the shaft seat 801 as a center, a water pump 807 is started, the model of the water pump 807 is RGB15-10, the water pump 807 intermittently injects water into a water inlet pipe 806, the water flows into the hollow scraper shaft 701, the water inlet pipe 806 does not rotate when the scraper shaft 701 rotates, part of the water is temporarily stored in a water storage tank 802, when the water pump 807 works, the water pressure in the scraper shaft 701 is increased, and after the water is sprayed out from a water outlet 803, the water is sprayed out from a gap between the shaft seat 801 and the scraper shaft 701 to form a fine high-pressure water column, so that solid particles between the shaft seat 801 and the scraper shaft 701 are washed away to prevent the solid particles from being abraded, when the water pump 807 does not work, the water in the water storage tank 802 flows to the gap between the shaft seat 801 and the scraper shaft 701 to keep the gap wet, and a;

the position of accessible adjustment plate 706 in the moving groove 704 is inside, and screw 705 inlays in regulation mouth 707, rotates position circle 708 and fixes, and the width of scraping bubble board 703 can be adjusted as required to scrape the degree of depth that bubble board 703 cut into in the foam, scrapes the bubble effect better.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mechanical flotation machine comprising a flotation cell (1), characterized in that: the top end of the flotation tank (1) is fixedly provided with an installation frame (2), the top end of the front surface of the flotation tank (1) is fixedly provided with a fine selection groove (3), and the inside of the flotation tank (1) is uniformly and fixedly provided with partition plates (4);

a driving assembly (5) is mounted on the top surface of the mounting frame (2), and the driving assembly (5) comprises a driving motor (501), a first belt pulley (502), a positioning pipe (503), a transmission pipe (504), a limiting ring (505), a first bearing (506), an air inlet pipe (507), a second belt pulley (508) and a rotor (509);

the top end of the driving motor (501) is fixedly provided with a first belt pulley (502), the middle part of the top surface of the mounting frame (2) is fixedly provided with a positioning pipe (503), the inside of the positioning pipe (503) is movably provided with a transmission pipe (504), the position, close to the positioning pipe (503), of the transmission pipe (504) is sleeved with a limiting ring (505), the top end of the transmission pipe (504) is sleeved with a first bearing (506), the outer side of the first bearing (506) is sleeved with an air inlet pipe (507), the position, corresponding to the first belt pulley (502), of the transmission pipe (504) is sleeved with a second belt pulley (508), the second belt pulley (508) is connected with the first belt pulley (502) through a belt, the bottom end of the second belt pulley (508) is fixedly sleeved with a rotor (509), and the input end of the driving motor (501) is electrically connected with;

one side of the transmission pipe (504) is provided with an anti-precipitation component (6), and the anti-precipitation component (6) comprises a connecting hole (601), a vent pipe (602), an air injection pipe (603), a rotating ring (604), a filter screen (605) and a movable sheet (606);

drive pipe (504) one side is seted up in connecting hole (601), connecting hole (601) one side fixedly connected with breather pipe (602), breather pipe (602) bottom fixedly connected with jet-propelled pipe (603), jet-propelled pipe (603) middle part activity has cup jointed rotating ring (604), jet-propelled pipe (603) one end fixed mounting has filter screen (605), jet-propelled pipe (603) top and bottom articulate respectively in activity piece (606) top and bottom.

2. A mechanical flotation machine according to claim 1, characterized in that: the transmission pipe (504) is provided with a limiting groove corresponding to the limiting ring (505), and the limiting ring (505) is sleeved in the limiting groove.

3. A mechanical flotation machine according to claim 1, characterized in that: the transmission pipe (504) is sleeved with a dust blocking ring at the position close to the bottom surface of the first bearing (506).

4. A mechanical flotation machine according to claim 1, characterized in that: the side surface of the rotating ring (604) is uniformly provided with anti-skid grains.

5. A mechanical flotation machine according to claim 1, characterized in that: the foam scraping component (7) is mounted at the top end of the partition plate (4), and the foam scraping component (7) comprises a scraper shaft (701), a clamp (702), a foam scraping plate (703), a moving groove (704), a screw rod (705), an adjusting plate (706), an adjusting opening (707) and a positioning ring (708);

scrape board shaft (701) and install in baffle (4) top, scrape board shaft (701) middle part evenly installed checkpost (702), the equal fixed mounting in checkpost (702) both ends has scrapes bubble board (703), scrape bubble board (703) top surface one side and seted up shifting chute (704), the inside even fixed mounting of shifting chute (704) has screw rod (705), inside the inlaying of shifting chute (704) has regulating plate (706), regulating plate (706) top surface corresponds screw rod (705) department and has seted up regulation mouth (707), position circle (708) have been cup jointed through the screw thread on screw rod (705) top.

6. A mechanical flotation machine according to claim 5, characterized in that: threaded holes are uniformly formed in the top surface of the clamp (702), and screws are arranged in the threaded holes.

7. A mechanical flotation machine according to claim 5, characterized in that: a sand control assembly (8) is arranged in the middle of the scraper shaft (701), and the sand control assembly (8) comprises a shaft seat (801), a water storage tank (802), a water outlet hole (803), a second bearing (804), a sealing ring (805), a water inlet pipe (806) and a water pump (807);

axle bed (801) evenly cup joints in scraping trigger axle (701) middle part, aqua storage tank (802) have been seted up on the inside top of axle bed (801), scrape trigger axle (701) and locate to have seted up apopore (803) near axle bed (801) one side, scrape trigger axle (701) one end and cup jointed second bearing (804), second bearing (804) one side fixed mounting has sealing ring (805), inlet tube (806) have been cup jointed in the second bearing (804) outside, there is water pump (807) inlet tube (806) one end through hose connection, water pump (807) input links to each other with external power supply output electrical property.

8. A mechanical flotation machine according to claim 7, characterized in that: an installation groove is formed in the position, close to the shaft seat (801), of the partition plate (4), and the shaft seat (801) is installed in the installation groove through bolts.

9. A mechanical flotation machine according to claim 7, characterized in that: and one end of the scraper shaft (701) far away from the water inlet pipe (806) is sleeved with a sealing end cover through threads.