CN113000228A

CN113000228A - Novel flotation machine

Info

Publication number: CN113000228A
Application number: CN202110115123.XA
Authority: CN
Inventors: 黄春福; 刘武生; 陈光木; 杨敏; 卢静; 其他发明人请求不公开姓名
Original assignee: Guangdong Dabaoshan Mining Co Ltd
Current assignee: Guangdong Dabaoshan Mining Co Ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-06-22
Anticipated expiration: 2041-01-28
Also published as: CN113000228B

Abstract

The invention discloses a novel flotation machine, which comprises a main shaft, wherein an air guide fan blade is arranged on the main shaft, the air guide fan blade can actively guide the air in an air guide pipe downwards while rotating to work through the main shaft, and then the air guide fan blade and an air inlet pipe are used for double inflation, so that the inflation quantity can be improved, and the probability of collision and attachment of ore particles and bubbles is improved; in addition, the driving device can simultaneously drive the two main shafts to rotate, and a single motor is not needed to drive a single main shaft, so that the energy consumption is reduced to the minimum; in addition, a plurality of flotation zones share one original slurry tank for feeding, so that the purposes of energy conservation and consumption reduction can be achieved; simultaneously, be equipped with rotatory closure on the feeder pipe of being connected with former ore pulp groove, opened the feeder pipe promptly when rotatory closure is rotatory, can stir the ore pulp simultaneously, add the medicine from dosing pipe department after again, and then the medicine stirs with the ore pulp when adding, makes ore pulp and medicine carry out abundant mixture, can improve the time and the efficiency of separation mineral.

Description

Novel flotation machine

Technical Field

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

Background

The flotation machine is important equipment for realizing mineral flotation enrichment and separation. The quality of the economic index of the flotation technology is closely related to the used flotation equipment. The known flotation equipment is of various types and mainly comprises a mechanical stirring type flotation machine, an air stirring type flotation machine and an air inflation type flotation machine. For a mechanical stirring type flotation machine, air is introduced by generating negative pressure by high-speed rotation of a stirring impeller, when the stirring intensity is low, the generated vacuum degree is low, the introduced air quantity is insufficient, the flotation recovery rate is not high, when the stirring intensity is high, mechanical abrasion is serious, energy consumption is high, and a stirring device is driven to rotate by a single motor, so that the energy consumption is high.

Moreover, the existing flotation machines have a plurality of flotation areas which are provided with a single feeding groove, thereby causing the waste of resources; and the traditional dosing mode directly puts the medicine into the center of the flotation zone, so that the medicine and ore pulp cannot be effectively and quickly mixed and reacted, and the time and the efficiency for separating minerals are delayed.

Disclosure of Invention

The object of the present invention is to provide a new flotation machine that solves the above mentioned problems of the background art.

In order to achieve the purpose, the invention adopts the following scheme: a novel flotation machine comprises a flotation tank body, a partition plate is arranged in the flotation tank body and divides the flotation tank body into two flotation zones, air guide pipes are arranged in the flotation zones, a main shaft is rotatably arranged in the air guide pipes, the lower end of the main shaft extends to the lower part of the air guide pipes and is provided with a stirring assembly, an air inlet pipe is communicated with one side of each air guide pipe, air guide fan blades are arranged in the air guide pipes on the main shaft, a power device capable of driving the two main shafts to rotate simultaneously is also arranged on the flotation tank body, a support frame is arranged on the rear side of the flotation tank body, a raw ore pulp tank is arranged at the upper end of the support frame, a plurality of feeding pipes with the same number as the flotation zones are arranged on one side of the lower end of the raw ore pulp tank at intervals, one ends of the feeding pipes are communicated with the corresponding flotation zones, and rotary sealing parts are arranged in the feeding pipes, the rotary closing piece can be opened or closed the feed pipe can stir the ore pulp in the feed pipe simultaneously the rear side intercommunication that the feed pipe upper end is located rotary closing piece has the pipe of dosing still be equipped with the drive arrangement that can drive whole rotary closing piece simultaneously rotatory on the flotation cell body.

Further, power device is including setting up the vice belt pulley of main shaft upper end be equipped with motor mounting bracket on the flotation cell body be equipped with the motor on the motor mounting bracket be equipped with the main belt pulley on the output shaft of motor, the main belt pulley sets up between two vice belt pulleys, and the activity cover is equipped with the belt between the three.

Furtherly, still be equipped with the adjusting device that can be used for adjusting belt rate of tension, adjusting device is including setting up the vertical pole of flotation cell body upper end be equipped with the disc body on the vertical pole be equipped with the second spout that first spout and symmetry set up on the disc body, first spout sets up two between the accessory pulley, the second spout sets up between accessory pulley and the main pulley equal slip is equipped with the slider in first spout and the second spout the slider lower extreme is equipped with the compression roller, the compression roller sets up the belt is being pushed up to the belt outside and ability.

Furthermore, the vertical rod is movably sleeved with a movable sleeve above the disc body, the movable sleeve is hinged to the sliding block through a connecting rod, a bolt hole is formed in one side of the vertical rod, a vertical sliding groove is formed in the movable sleeve corresponding to the bolt hole, and a bolt capable of being in threaded fit with the bolt hole is arranged in the vertical sliding groove in a penetrating mode.

Further, the feeding pipe is a hollow cylindrical pipe, the rotary closing piece comprises a plurality of disc pieces, the disc pieces can close the feeding pipe, and the disc pieces are arranged in a rotating connection mode with the same diameter axis.

Further, the driving device comprises a servo motor arranged on the rear side of the flotation tank body, the rotary closing pieces are mutually rotatably connected through a first rotating shaft, and an output shaft of the servo motor is connected with the first rotating shaft.

Furthermore, an auxiliary stirring device is further arranged in the flotation area and connected with the driving device, the auxiliary stirring device comprises a second rotating shaft rotatably arranged at the rear side of the flotation area, a first bevel gear is arranged at the outer end of the second rotating shaft, the inner end of the second rotating shaft extends into the flotation area and is provided with an auxiliary stirring piece, and a second bevel gear capable of being meshed with the first bevel gear is arranged on the first rotating shaft.

Further, the upper end in flotation district is equipped with the mounting bracket be equipped with for the medical kit on the mounting bracket, for the medical kit with it connects to administer the pipe upper end still be equipped with the control treater on the mounting bracket, the control treater all is connected with servo motor, case electricity of dosing for control servo motor and the case work of dosing.

Further, a liquid level detector is arranged in the flotation zone and is in signal connection with the control processor.

Preferably, the raw ore pulp tank is of a conical structure with a small lower end and a large upper end.

In summary, compared with the prior art, the invention has the beneficial effects that: firstly, the air guide fan blades are arranged on the main shaft, the air guide fan blades can rotate through the main shaft to work and simultaneously actively guide the air in the air guide pipe downwards, and then the air is inflated through the air inlet pipe and the air guide fan blades, so that the energy consumption is low, the inflation quantity can be improved, and the probability of collision and attachment of ore particles and bubbles is improved; in addition, the driving device can simultaneously drive the two main shafts to rotate, and a single motor is not needed to drive a single main shaft, so that the energy consumption is reduced to the minimum; in addition, a plurality of flotation zones share one original slurry tank for feeding, so that the purposes of energy conservation and consumption reduction can be achieved; simultaneously, be equipped with rotatory closure on the feeder pipe of being connected with former ore pulp groove, opened the feeder pipe promptly when rotatory closure is rotatory, can stir the ore pulp simultaneously, add the medicine from dosing pipe department after again, and then the medicine stirs with the ore pulp when adding, makes ore pulp and medicine carry out abundant mixture, can improve the time and the efficiency of separation mineral.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a second perspective view of the present invention.

Fig. 3 is a schematic top view of the present invention.

FIG. 4 is a schematic cross-sectional view taken at B-B of FIG. 3 according to the present invention.

FIG. 5 is a schematic cross-sectional view taken at C-C of FIG. 3 according to the present invention.

FIG. 6 is a schematic cross-sectional view taken at D-D of FIG. 3 according to the present invention.

FIG. 7 is a schematic cross-sectional view of the rotary closure of the present invention shown installed in a feeder tube.

FIG. 8 is an enlarged view taken at A of FIG. 1 according to the present invention.

Description of reference numerals: 1. a flotation tank body; 2. a partition plate; 3. a flotation area; 4. an air duct; 5. a main shaft; 6. a stirring assembly; 7. an air inlet pipe; 8. air guide fan blades; 9. a support frame; 10. a raw ore pulp tank; 11. a feed pipe; 12. rotating the closure; 13. an administration tube; 21. a secondary pulley; 22. a motor mounting bracket; 23. a motor; 24. a primary pulley; 25. a belt; 41. a vertical rod; 42. a disc body; 43. a first chute; 44. a second chute; 45. a slider; 46. a compression roller; 51. a movable sleeve; 52. a connecting rod; 61. a vertical chute; 62. a bolt; 121. a disk sheet; 111. a servo motor; 112. a first rotating shaft; 131. a second rotating shaft; 132. a first bevel gear; 133. an auxiliary stirring member; 134. a second bevel gear; 141. a mounting frame; 142. and (4) feeding the medicine box.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature during use or operation of the device, and may include different orientations of the device during use or operation of the device as illustrated in the figures. The devices may be rotated 90 degrees or other orientations from different orientations and the spatially relative descriptors used therein should be interpreted as such and are not to be construed as limiting the invention, and the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The invention is further described in the following figures and detailed description: as shown in fig. 1 to 8, a novel flotation machine comprises a flotation tank body 1, a partition plate 2 is installed inside the flotation tank body 1, the flotation tank body 1 is divided into two flotation zones 3 by the partition plate 2, an air duct 4 is arranged in each flotation zone 3, a main shaft 5 is rotatably installed in the air duct 4, the lower end of the main shaft 5 extends below the air duct 4 and is provided with a stirring component 6, an air inlet pipe 7 is communicated with one side of the air duct 4, an air duct fan blade 8 is arranged on the main shaft 5 and is positioned in the air duct 4, a power device capable of driving the two main shafts 5 to rotate simultaneously is further arranged on the flotation tank body 1, a support frame 9 is arranged on the rear side of the flotation tank body 1, a raw ore pulp tank 10 is arranged at the upper end of the support frame 9, a plurality of feeding pipes 11 with the same number as the flotation zones 3 are arranged at one side of the lower end of the raw ore pulp tank 10 at intervals, one end of the feeding pipe 11 is communicated with the corresponding flotation zone 3, a rotary closing part 12 is arranged in the feeding pipe 11, the rotary closing part 12 can open or close the feeding pipe 11 and can stir ore pulp in the feeding pipe 11 at the same time, the rear side, located at the rotary closing part 12, of the upper end of the feeding pipe 11 is communicated with an administration pipe 13, a driving device capable of driving all the rotary closing parts 12 to rotate simultaneously is further arranged on the flotation tank body 1, firstly, an air guide fan 8 blade is arranged on the main shaft 5, the air guide fan blade 8 can actively drain air in the air guide pipe 4 downwards while rotating and working through the main shaft 5, and then through double inflation of the air inlet pipe 7 and the air guide fan blade 8, the energy consumption is low, the inflation amount can be improved, and the probability of collision and attachment of ore particles and bubbles is improved; in addition, the driving device can simultaneously drive the two main shafts 5 to rotate, and a single motor is not needed to drive a single main shaft, so that the energy consumption is reduced to the minimum; in addition, a plurality of flotation areas 3 share one raw ore pulp tank 10 for feeding, so that the purposes of energy conservation and consumption reduction can be achieved; meanwhile, the rotary closing piece 12 is arranged on the feeding pipe 11 connected with the primary ore pulp tank 10, the feeding pipe 11 is opened when the rotary closing piece 12 rotates, the ore pulp can be stirred simultaneously, the medicine is added from the dosing pipe, and then the medicine is stirred with the ore pulp when being added, so that the ore pulp and the medicine are fully mixed, and the time and the efficiency for separating minerals can be improved.

Specifically, the raw pulp tank 10 is a conical structure with a small lower end and a large upper end, so that pulp can flow downwards more intensively.

In the invention, the power device comprises an auxiliary belt pulley 21 arranged at the upper end of the main shaft 5, a motor mounting frame 22 is arranged on the flotation tank body 1, a motor 23 is arranged on the motor mounting frame 22, a main belt pulley 24 is arranged on an output shaft of the motor 23, the main belt pulley 24 is arranged between the two auxiliary belt pulleys 21, a belt 25 is movably sleeved between the main belt pulley 24 and the auxiliary belt pulleys 21, and the two main shafts 5 can be driven to rotate by one motor 23 through the arrangement of the main belt pulley 24, the auxiliary belt pulleys 21 and the belt 25.

Still be equipped with the adjusting device that can be used for adjusting belt 25 rate of tension, adjusting device is including setting up vertical rod 41 of 1 upper end of flotation cell body be equipped with disc body 42 on vertical rod 41 be equipped with the second spout 44 that first spout 43 and symmetry set up on the disc body 42, first spout 43 sets up two between the secondary pulley 21, second spout 44 sets up between secondary pulley 21 and the main pulley 24 equal slip is equipped with slider 45 in first spout 43 and the second spout 44 slider 45 lower extreme is equipped with compression roller 46, slider 45 with compression roller 46 is preferred rotatable coupling, compression roller 46 sets up belt 25 is outer and can the roof pressure to belt 25, drives the removal of compression roller 46 through slider 45, tightens up the belt 25 roof pressure, realizes the regulation of rate of tension.

In the invention, a movable sleeve 51 is movably sleeved on the vertical rod 41 above the disc body 42, the movable sleeve 51 and the sliding blocks 45 are hinged with each other through a connecting rod 52, a bolt hole is arranged on one side of the vertical rod 41, a vertical sliding groove 61 is arranged on the movable sleeve 51 corresponding to the bolt hole, a bolt 62 capable of being in threaded fit with the bolt hole is arranged in the vertical sliding groove 61 in a penetrating manner, the movable sleeve 51 is moved up and down, the connecting rod 52 drives the sliding blocks 45 to slide in the first sliding groove 43 and the second sliding groove 44, and the three sliding blocks 45 can be driven to move simultaneously only by adjusting the position of the movable sleeve 51, so that the structure is simple, and the adjustment is quick and convenient.

Referring to fig. 7, the feeding pipe 11 is a hollow cylindrical pipe, the rotary sealing member 12 includes a plurality of circular disk sheets 121, the circular disk sheets 121 can seal the feeding pipe 11, the circular disk sheets 121 are rotatably connected to each other at the same diameter, the diameter of the circular disk sheets 121 is the same as the diameter of the feeding pipe 11, so as to seal the feeding pipe 11, when the circular disk sheets 121 rotate, the slurry can pass through the feeding pipe 11, and when the circular disk sheets 121 rotate, the slurry can be stirred.

Referring to fig. 2, the driving device comprises a servo motor 111 arranged at the rear side of the flotation tank body 1, the rotary closing members 12 are mutually rotatably connected through a first rotating shaft 112, and an output shaft of the servo motor 111 is connected with the first rotating shaft 112, so that the structure is simple and the installation is convenient.

Referring to fig. 2 and 5, an auxiliary stirring device is further disposed in the flotation zone 3, the auxiliary stirring device is connected to the driving device, the auxiliary stirring device includes a second rotating shaft 131 rotatably mounted at the rear side of the flotation zone 3, a first bevel gear 132 is disposed at the outer end of the second rotating shaft 131, the inner end of the second rotating shaft 131 extends into the flotation zone 3 and is provided with an auxiliary stirring member 133, a second bevel gear 134 capable of meshing with the first bevel gear 132 is disposed on the first rotating shaft 112, when the first rotating shaft 112 drives the second bevel gear 134 to rotate, the second bevel gear 134 meshes with the first bevel gear 132, so as to drive the second rotating shaft 131 to rotate, so that the auxiliary stirring member 133 on the second rotating shaft 131 rotates, and thus the stirring function is achieved, the auxiliary stirring device is further added to the stirring system of the original machine, so as to accelerate the mixing of the medicine and the ore pulp, the time and efficiency of mineral separation can be improved.

In the invention, an installation frame 141 is arranged at the upper end of the flotation region 3, a medicine feeding box 142 is arranged on the installation frame 141, the medicine feeding box 142 is connected with the upper end of the medicine feeding pipe 13, a control processor is also arranged on the installation frame 141, the control processor is electrically connected with the servo motor 111 and the medicine feeding box 142 and is used for controlling the servo motor 111 and the medicine feeding box 142 to work, when the control processor controls the servo motor 111 to drive the rotary sealing member 12 to rotate to open the feeding pipe 11, the medicine feeding box 142 is controlled to work to feed medicine, the medicine can be fed while ore pulp is fed, and the mixing effect of the medicine and the ore pulp is improved.

In the invention, a liquid level detector is arranged in the flotation area 3, the liquid level detector is in signal connection with the control processor, the liquid level in the flotation area 3 is monitored by the liquid level detector, when the liquid level is lower than a set value, the signal is transmitted to the control processor, and then the servo motor 111 and the dosing box 142 are controlled by the control processor to work.

While there have been shown and described the fundamental principles and principal features of the invention and advantages thereof with reference to the drawings, it will be understood by those skilled in the art that the invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A new flotation machine is characterized in that: comprises a flotation tank body (1), a baffle (2) is arranged inside the flotation tank body (1), the baffle (2) separates the flotation tank body (1) into two flotation zones (3), air ducts (4) are arranged in the flotation zones (3), a main shaft (5) is rotatably arranged in the air ducts (4), the lower end of the main shaft (5) extends to the lower part of the air ducts (4) and is provided with a stirring component (6), one side of each air duct (4) is communicated with an air inlet pipe (7), air duct blades (8) are arranged in the air ducts (4) on the main shaft (5), a power device capable of driving the two main shafts (5) to rotate simultaneously is also arranged on the flotation tank body (1), a support frame (9) is arranged at the rear side of the flotation tank body (1), and a raw ore pulp tank (10) is arranged at the upper end of the support frame (9), former ore pulp groove (10) lower extreme one side interval be equipped with a plurality of with flotation zone (3) the same feed pipe (11) of quantity, the one end and the flotation zone (3) intercommunication that corresponds of feed pipe (11) be equipped with rotatory closure (12) in feed pipe (11), rotatory closure (12) can be opened or seal feed pipe (11) can stir the ore pulp in feed pipe (11) simultaneously the rear side intercommunication that feed pipe (11) upper end is located rotatory closure (12) has dosing pipe (13) still be equipped with the drive arrangement that can drive whole rotatory closure (12) simultaneously rotatory on flotation cell body (1).

2. The new flotation machine according to claim 1, characterized in that: power device is in including setting up vice belt pulley (21) of main shaft (5) upper end be equipped with motor mounting bracket (22) on flotation cell body (1) be equipped with motor (23) on motor mounting bracket (22) be equipped with on the output shaft of motor (23) main belt pulley (24), main belt pulley (24) set up between two vice belt pulley (21), and the activity cover is equipped with belt (25) between the three.

3. The new flotation machine according to claim 2, characterized in that: still be equipped with the adjusting device that can be used for adjusting belt (25) rate of tension, adjusting device is including setting up vertical rod (41) of flotation cell body (1) upper end be equipped with disc body (42) on vertical rod (41) be equipped with second spout (44) that first spout (43) and symmetry set up on disc body (42), first spout (43) set up two between vice belt pulley (21), second spout (44) set up between vice belt pulley (21) and main belt pulley (24) equal slip is equipped with slider (45) in first spout (43) and second spout (44) slider (45) lower extreme is equipped with compression roller (46), compression roller (46) set up belt (25) are outer and can the roof pressure belt (25).

4. A new flotation machine according to claim 3, characterized in that: lie in disc body (42) top activity cover on vertical pole (41) and be equipped with movable sleeve (51) with it is articulated each other through connecting rod (52) between slider (45) vertical pole (41) one side is equipped with the bolt hole correspond on movable sleeve (51) bolt hole department is equipped with vertical spout (61) wear to be equipped with in vertical spout (61) can with bolt hole screw-thread fit's bolt (62).

5. The new flotation machine according to claim 1, characterized in that: the feeding pipe (11) is a hollow cylindrical pipe, the rotary closing part (12) comprises a plurality of disc pieces (121), the disc pieces (121) can close the feeding pipe (11), and the disc pieces (121) are rotatably connected with the axis of the same diameter.

6. The new flotation machine according to claim 1, characterized in that: the driving device comprises a servo motor (111) arranged on the rear side of the flotation tank body (1), the rotary closing parts (12) are mutually and rotatably connected through a first rotating shaft (112), and an output shaft of the servo motor (111) is connected with the first rotating shaft (112).

7. The new flotation machine according to claim 6, characterized in that: the flotation device is characterized in that an auxiliary stirring device is further arranged in the flotation region (3), the auxiliary stirring device is connected with the driving device, the auxiliary stirring device comprises a second rotating shaft (131) rotatably installed at the rear side of the flotation region (3), a first bevel gear (132) is arranged at the outer end of the second rotating shaft (131), the inner end of the second rotating shaft (131) extends into the flotation region (3) and is provided with an auxiliary stirring piece (133), and a second bevel gear (134) capable of being meshed with the first bevel gear (132) is arranged on the first rotating shaft (112).

8. The new flotation machine according to claim 6, characterized in that: the floating separation area is characterized in that an installation frame (141) is arranged at the upper end of the floating separation area (3), a medicine feeding box (142) is arranged on the installation frame (141), the medicine feeding box (142) is connected with the upper end of the medicine feeding pipe (13), a control processor is further arranged on the installation frame (141), and the control processor is electrically connected with the servo motor (111) and the medicine feeding box (142) and used for controlling the servo motor (111) and the medicine feeding box (142) to work.

9. The new flotation machine according to claim 8, characterized in that: a liquid level detector is arranged in the flotation area (3) and is in signal connection with the control processor.

10. The new flotation machine according to claim 1, characterized in that: the raw ore pulp tank (10) is of a conical structure with a small lower end and a large upper end.