CN109569896B - Device for improving flotation and reducing scaling - Google Patents
Device for improving flotation and reducing scaling Download PDFInfo
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- CN109569896B CN109569896B CN201811464249.2A CN201811464249A CN109569896B CN 109569896 B CN109569896 B CN 109569896B CN 201811464249 A CN201811464249 A CN 201811464249A CN 109569896 B CN109569896 B CN 109569896B
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- flotation
- pipe
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- air outlet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/16—Flotation machines with impellers; Subaeration machines
Abstract
The invention discloses a device for improving flotation and reducing scaling, which comprises a foam scraping mechanism, a flotation tank and a transmission belt, wherein the foam scraping mechanism is arranged on the flotation tank, the top of the flotation tank is provided with a power mechanism and a transmission wheel, and the power mechanism is connected with the transmission wheel through the transmission belt; a flotation column and a rotating shaft are arranged in the flotation tank, one end of the flotation column is fixed at the top of the flotation tank, one end of the rotating shaft penetrates through the flotation column and is connected with a driving wheel, the other end of the rotating shaft is connected with a rotor, one end of the rotor is arranged in the flotation column, and a foam maker is arranged below the rotor; according to the device for improving flotation and reducing scaling, high-pressure gas is introduced into the dispersion pipe through the gas path cut-off mechanism, gas is led out through the gas outlet holes in the dispersion pipe, so that the gas is led out to form bubbles for flotation, thrust is formed when the gas is led out to enable the dispersion pipe to rotate, and the surface of the dispersion pipe is more difficult to adsorb ore pulp when the dispersion pipe rotates faster.
Description
Technical Field
The invention belongs to the field of flotation devices, and particularly relates to a device for improving flotation and reducing scaling.
Background
The flotation machine is a mineral processing device, and the flotation machine adopted in the non-ferrous metal, ferrous metal and non-metallic mineral separation industry generally consists of a motor device, a main shaft part and a tank body part. When the flotation machine works, the motor device drives the main shaft impeller to rotate and stir the ore pulp in the tank body, meanwhile, the air filled in the tank body is cut into small bubbles, the bubbles collide with mineral particles in the ore pulp and are attached to form mineralized bubbles, the mineralized bubbles rise to the liquid level of the ore pulp to form a foam layer, and the flotation process is completed; the flotation machine can introduce ore pulp into the flotation machine during working, after the ore pulp is mixed with bubbles and then dispersed into a flotation tank through a rotor, the west-swimming ores in the ore pulp float together with the bubbles attached to the bubbles, but more ores sink along with gravity, and part of the sinking ores can be repeatedly floated along with the suction force generated by the rotor, so that the ore pulp after flotation can be simultaneously sucked into the rotor through the rotor adsorption, and the effect of repeated adsorption through the rotor suction is not effective due to the fact that some flotation metals are heavier than the ore pulp; most of the naturally settled metal is positioned around the flotation tank through gravity, and the suction force generated by a rotor of the flotation tank cannot effectively attract the metal; application No.: CN201110169137.6, inventive name: a machine-column combined enhanced efficient flotation method and flotation equipment thereof disclose that a mode of injecting gas into the bottom through a pipeline is adopted for flotation so as to improve the flotation effect; however, carbon deposition is easily generated on the air pipe in such a mode, ore pulp can enter the air pipe when the flotation machine is used, particularly, the phenomenon that the flotation machine stops working is more obvious, and air hole blockage can occur after too much ore pulp enters the air pipe.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device for improving flotation and reducing scaling, wherein high-pressure gas is introduced into a dispersion pipe through a gas path cut-off mechanism, the gas is led out through gas outlet holes on the dispersion pipe, so that the gas is led out to form bubbles for flotation, thrust is formed when the gas is led out to rotate the dispersion pipe, and the surface of the dispersion pipe is more difficult to adsorb ore pulp when the dispersion pipe rotates faster.
A device for improving flotation and reducing scaling comprises a froth scraping mechanism, a flotation tank and a transmission belt, wherein the froth scraping mechanism is arranged on the flotation tank, a power mechanism and a transmission wheel are arranged at the top of the flotation tank, and the power mechanism is connected with the transmission wheel through the transmission belt; a flotation column and a rotating shaft are arranged in the flotation tank, one end of the flotation column is fixed at the top of the flotation tank, one end of the rotating shaft penetrates through the flotation column and is connected with a driving wheel, the other end of the rotating shaft is connected with a rotor, one end of the rotor is arranged in the flotation column, and a foam maker is arranged below the rotor; the bottom of the flotation tank is uniformly provided with a plurality of foam boosters, each foam booster comprises a bubble dispersion mechanism and a gas circuit cut-off mechanism, and the gas outlet end of each gas circuit cut-off mechanism is movably connected with the gas inlet end of each bubble dispersion mechanism; the bubble dispersing mechanism comprises a dispersing pipe and a bearing, a left air outlet plate and a right air outlet plate are respectively arranged at two ends of the dispersing pipe, the left air outlet plate and the right air outlet plate are respectively arranged at two sides of the dispersing pipe, and a plurality of air outlet holes are uniformly formed in the left air outlet plate and the right air outlet plate; and the middle part of the dispersion pipe is provided with an air inlet positioning pipe, and the air inlet positioning pipe is connected with an air outlet end of the air path cut-off mechanism through a bearing.
Preferably, the gas path cutting mechanism comprises a gas inlet fixing pipe and an adjusting joint, the gas inlet fixing pipe is provided with a fixing external thread, one end of the gas inlet fixing pipe penetrates through a bearing and extends into the dispersion pipe, one end of the adjusting joint is connected with the other end of the gas inlet fixing pipe, a conical sealing opening is formed in the other end of the adjusting joint, a sealing cover is arranged at one end of the adjusting joint provided with the conical sealing opening, a sealing tightening plug is arranged in the conical sealing opening, and a gas inlet joint is arranged at one side of the adjusting joint; the sealing plug is arranged in the dispersion pipe, the sealing plug is matched with one end of the air inlet fixing pipe, an adjusting rod and an adjusting spring are arranged in the air inlet fixing pipe, one end of the adjusting spring is connected with the sealing plug, the other end of the adjusting spring is connected with one end of the adjusting rod, and the other end of the adjusting rod penetrates through the adjusting joint, the sealing tightening plug and the sealing cover.
Preferably, the air inlet positioning device further comprises an adjusting opening and a guide post, the adjusting opening is formed in one side of the dispersion pipe, the dispersion pipe is symmetrical to the air inlet positioning pipe, an adjusting cover is arranged on the adjusting opening, and one end of the guide post penetrates through the adjusting cover and is matched with the sealing plug.
Preferably, the end of the guide column, which is matched with the sealing plug, is semicircular.
Preferably, the guide column is a bullseye.
Preferably, a cross groove is formed in one end of the sealing plug, a connecting boss is arranged at the other end of the sealing plug, a connecting hole is formed in the connecting boss, and an arc-shaped inclined surface is arranged at one end of the sealing plug provided with the cross groove.
Preferably, the axis of the air inlet positioning pipe and the axis of the air outlet hole form an included angle A, and the degree of the included angle A is 20 degrees to 60 degrees.
Preferably, the included angle a is 30 degrees.
Has the advantages that:
(1) according to the device for improving flotation and reducing scaling, high-pressure gas is introduced into the dispersion pipe through the gas path cut-off mechanism, gas is led out through the gas outlet holes in the dispersion pipe, so that the gas is led out to form bubbles for flotation, thrust is formed when the gas is led out to enable the dispersion pipe to rotate, and the surface of the dispersion pipe is more difficult to adsorb ore pulp when the dispersion pipe rotates faster.
(2) According to the device for improving flotation and reducing scaling, the rotating speed of the dispersion pipe is controlled by controlling the direction of the gas led out from the gas outlet, and meanwhile, the led-out gas can clean the ore pulp between the dispersion pipe and the bottom of the flotation tank, so that the phenomenon of scaling caused by accumulation of the ore pulp is avoided, and the rotating dispersion pipe is prevented from being blocked after scaling.
(3) According to the device for improving flotation and reducing scaling, the state of the adjusting spring is adjusted by pulling the adjusting rod, so that the strength of the sealing plug acting on one end of the air inlet fixing pipe is controlled, the sealing effect of the sealing plug is controlled, and the air outlet state of the air inlet fixing pipe is not influenced.
Drawings
FIG. 1 is a schematic diagram of the structure of a flotation machine;
FIG. 2 is a schematic structural view of a bubble increasing device;
FIG. 3 is a schematic structural view of a bubble dispersing mechanism;
FIG. 4 is a side view of the bubble dispersing mechanism;
FIG. 5 is a schematic view of the sealing plug;
1-power mechanism, 2-foam scraping mechanism, 3-flotation tank, 4-flotation column, 5-rotating shaft, 6-rotor, 7-foam increasing device, 8-foam dispersing mechanism, 81-dispersing pipe, 82-adjusting port, 83-adjusting cover, 84-guide column, 85-bearing, 86-air inlet positioning pipe, 87-left air outlet plate, 88-right air outlet plate, 89-air outlet hole, 9-air channel cutting mechanism, 91-air inlet fixing pipe, 92-fixing external thread, 93-adjusting rod, 94-adjusting joint, 95-sealing plug, 96-adjusting spring, 97-air inlet joint, 98-sealing tightening plug, 99-sealing cover, 910-conical sealing port, 911-connecting boss and 912-connecting hole, 913-cross groove, 914-arc inclined plane, 10-driving wheel.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-5; a device for improving flotation and reducing scaling comprises a froth scraping mechanism 2, a flotation tank 3 and a transmission belt, wherein the froth scraping mechanism 2 is arranged on the flotation tank 3, a power mechanism 1 and a transmission wheel 10 are arranged at the top of the flotation tank 3, and the power mechanism 1 is connected with the transmission wheel 10 through the transmission belt; a flotation column 4 and a rotating shaft 5 are arranged in the flotation tank 3, one end of the flotation column 4 is fixed at the top of the flotation tank 3, one end of the rotating shaft 5 penetrates through the flotation column 4 and is connected with a driving wheel 10, the other end of the rotating shaft 5 is connected with a rotor 6, one end of the rotor 6 is arranged in the flotation column 4, and a foam maker is arranged below the rotor 6; a plurality of foam boosters 7 are uniformly arranged at the bottom of the flotation tank 3, each foam booster 7 comprises a bubble dispersion mechanism 8 and an air path cut-off mechanism 9, and the air outlet end of each air path cut-off mechanism 9 is movably connected with the air inlet end of each bubble dispersion mechanism 8; the bubble dispersing mechanism 8 comprises a dispersing pipe 81 and a bearing 85, a left air outlet plate 87 and a right air outlet plate 88 are respectively arranged at two ends of the dispersing pipe 81, the left air outlet plate 87 and the right air outlet plate 88 are respectively arranged at two sides of the dispersing pipe 81, and a plurality of air outlet holes 89 are uniformly formed in the left air outlet plate 87 and the right air outlet plate 88; an air inlet positioning pipe 86 is arranged in the middle of the dispersion pipe 81, and the air inlet positioning pipe 86 is connected with the air outlet end of the air path cut-off mechanism 9 through a bearing 85; the gas path blocking mechanism 9 comprises an air inlet fixing pipe 91 and an adjusting joint 94, wherein a fixing external thread 92 is arranged on the air inlet fixing pipe 91, one end of the air inlet fixing pipe 91 penetrates through a bearing 85 and extends into the dispersion pipe 81, one end of the adjusting joint 94 is connected with the other end of the air inlet fixing pipe 91, a conical sealing opening 910 is arranged in the other end of the adjusting joint 94, a sealing cover 99 is arranged at one end of the adjusting joint 94 provided with the conical sealing opening 910, a sealing tightening plug 98 is arranged in the conical sealing opening 910, and an air inlet joint 97 is arranged at one side of the adjusting joint 94; a sealing plug 95 is arranged in the dispersion pipe 81, the sealing plug 95 is matched with one end of the air inlet fixing pipe 91, an adjusting rod 93 and an adjusting spring 96 are arranged in the air inlet fixing pipe 91, one end of the adjusting spring 96 is connected with the sealing plug 95, the other end of the adjusting spring 96 is connected with one end of the adjusting rod 93, and the other end of the adjusting rod 93 penetrates through the adjusting joint 94, the sealing tightening plug 98 and the sealing cover 99.
High-pressure gas is introduced into the adjusting joint 94 through the gas inlet joint 97, the high-pressure gas is introduced into the dispersing pipe 81 through the gas inlet fixing pipe 91 introduced through the adjusting joint 94, the high-pressure gas is introduced into the dispersing pipe 81 and then is led out through the gas outlet 89 on the dispersing pipe 81, and the led high-pressure gas forms bubbles to float the ore pulp; when high-pressure gas enters the dispersion pipe 81, the sealing plug 95 is jacked up, the tightening force of the sealing plug 95 during sealing is controlled by the adjusting spring 96, the tightness of the adjusting spring 96 is adjusted by pulling one end of the adjusting rod 93, so that the tightening force of the sealing plug 95 at one end of the gas inlet fixing pipe 91 is adjusted, meanwhile, the sealing cover 99 is screwed to enable the sealing cover 99 to extrude the sealing tightening plug 98, the sealing tightening plug 98 is extruded into the conical sealing opening 910, meanwhile, the sealing tightening plug 98 is contracted by the extrusion force to fix and seal the adjusting rod 93, and the adjusting rod 93 isolates the high-pressure gas in the adjusting joint 94 while being fixed; the air outlet holes 89 are formed in the left air outlet plate 87 and the right air outlet plate 88, so that the length of the air outlet holes 89 is increased, the air is concentrated when being discharged, and the direction of the air outlet holes 89 is well controlled; the air inlet fixing pipe 91 is fixed at the bottom of the flotation tank 3 through a fixing external thread 92 outside the air inlet fixing pipe 91; smooth rotation of the dispersion pipe 81 is ensured by the bearing 85.
Example 2
On the basis of embodiment 1, the device further comprises an adjusting opening 82 and a guide post 84, wherein the adjusting opening 82 is arranged on one side of the dispersion pipe 81 which is symmetrical to the air inlet positioning pipe 86, an adjusting cover 83 is arranged on the adjusting opening 82, and one end of the guide post 84 penetrates through the adjusting cover 83 and is matched with a sealing plug 95; the end of the guiding column 84, which is matched with the sealing plug 95, is semicircular; the guide column 84 is a bullseye; one end of the sealing plug 95 is provided with a cross groove 913, the other end of the sealing plug 95 is provided with a connecting boss 911, the connecting boss 911 is provided with a connecting hole 912, and one end of the sealing plug 95 provided with the cross groove 913 is provided with an arc inclined surface 914; the axis of the air inlet positioning pipe 86 and the axis of the air outlet 89 form an included angle A, and the degree of the included angle A is 20-60 degrees; the degree of the included angle A is 30 degrees.
The lifting direction of the sealing plug 95 is guided by the guide column 84, so that the sealing plug 95 is prevented from deviating when being blown by high-pressure gas, the sealing plug 95 returns to the original position when the high-pressure gas is closed after the deviation, and liquid or ore pulp leaks into the air inlet fixing pipe 91 after the odor returns to the original position; the guide column 84 is set to be a bullseye, so that the bullseye does not abrade the sealing plug 95 when the dispersion pipe 81 rotates, the ball head of the bullseye does not abrade the sealing plug 95 when the dispersion pipe rotates, the cross groove 913 is arranged on the sealing plug 95, so that the guide column 84 can be smoothly inserted into the sealing plug 95, meanwhile, the cross groove 913 discharges ore pulp in the sealing plug 95, the guide column 84 is generally inserted into the center of the cross groove 913, the sealing plug 95 is provided with a guide hole matched with the guide column 84, and the hole is positioned in the center of the cross groove 913; by providing the arc-shaped inclined surface 914 on one end of the sealing plug 95, when the eyeball is short or the dispersion pipe 81 is designed to be large, and one end of the eyeball is not inserted into the cross-shaped groove 913 when the flotation machine is in a non-working state, the arc-shaped inclined surface 914 can play a role in guiding when the flotation machine is started, so that one end of the eyeball can be drawn into the cross-shaped groove 913 along the arc-shaped inclined surface 914; the angle of the included angle A formed by the axis of the air inlet positioning pipe 86 and the axis of the air outlet hole 89 is set to be 20 degrees to 60 degrees, preferably 30 degrees, so that the direction of high-pressure air outlet can be controlled more effectively, and meanwhile, the angle of the air outlet positioning pipe facing the bottom of the flotation tank 3 can blow up ore pulp between the bottom of the flotation tank 3 and the dispersion pipe 81 and conduct flotation on settled metal.
The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the above-described embodiments. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent alterations and modifications are intended to be included within the scope of the invention, without departing from the spirit and scope of the invention.
Claims (8)
1. A device for improving flotation and reducing scaling comprises a bubble scraping mechanism (2), a flotation tank (3) and a transmission belt, wherein the bubble scraping mechanism (2) is arranged on the flotation tank (3), a power mechanism (1) and a transmission wheel (10) are arranged at the top of the flotation tank (3), and the power mechanism (1) is connected with the transmission wheel (10) through the transmission belt; a flotation column (4) and a rotating shaft (5) are arranged in the flotation tank (3), one end of the flotation column (4) is fixed at the top of the flotation tank (3), one end of the rotating shaft (5) penetrates through the flotation column (4) and is connected with a driving wheel (10), the other end of the rotating shaft (5) is connected with a rotor (6), one end of the rotor (6) is arranged in the flotation column (4), and a foam maker is arranged below the rotor (6); the method is characterized in that: the bottom of the flotation tank (3) is uniformly provided with a plurality of foam boosters (7), each foam booster (7) comprises a bubble dispersing mechanism (8) and a gas circuit cut-off mechanism (9), and the gas outlet end of each gas circuit cut-off mechanism (9) is movably connected with the gas inlet end of each bubble dispersing mechanism (8); the bubble dispersing mechanism (8) comprises a dispersing pipe (81) and a bearing (85), a left air outlet plate (87) and a right air outlet plate (88) are respectively arranged at two ends of the dispersing pipe (81), the left air outlet plate (87) and the right air outlet plate (88) are respectively arranged at two sides of the dispersing pipe (81), and a plurality of air outlet holes (89) are uniformly formed in the left air outlet plate (87) and the right air outlet plate (88); and the middle part of the dispersion pipe (81) is provided with an air inlet positioning pipe (86), and the air inlet positioning pipe (86) is connected with an air outlet end of the air path cut-off mechanism (9) through a bearing (85).
2. An enhanced flotation fouling reduction apparatus as claimed in claim 1, wherein: the gas path cutting mechanism (9) comprises a gas inlet fixing pipe (91) and an adjusting joint (94), wherein a fixing external thread (92) is arranged on the gas inlet fixing pipe (91), one end of the gas inlet fixing pipe (91) penetrates through a bearing (85) and extends into the dispersion pipe (81), one end of the adjusting joint (94) is connected with the other end of the gas inlet fixing pipe (91), a conical sealing opening (910) is formed in the other end of the adjusting joint (94), a sealing cover (99) is arranged at one end of the adjusting joint (94) provided with the conical sealing opening (910), a sealing tightening plug (98) is arranged in the conical sealing opening (910), and a gas inlet joint (97) is arranged on one side of the adjusting joint (94); a sealing plug (95) is arranged in the dispersion pipe (81), the sealing plug (95) is matched with one end of an air inlet fixing pipe (91), an adjusting rod (93) and an adjusting spring (96) are arranged in the air inlet fixing pipe (91), one end of the adjusting spring (96) is connected with the sealing plug (95), the other end of the adjusting spring (96) is connected with one end of the adjusting rod (93), and the other end of the adjusting rod (93) penetrates through an adjusting joint (94), a sealing tightening plug (98) and a sealing cover (99).
3. An enhanced flotation fouling reduction apparatus as claimed in claim 2, wherein: the air inlet positioning pipe is characterized by further comprising an adjusting opening (82) and a guide column (84), wherein the adjusting opening (82) is formed in one side of a dispersing pipe (81) which is symmetrical to the air inlet positioning pipe (86), an adjusting cover (83) is arranged on the adjusting opening (82), and one end of the guide column (84) penetrates through the adjusting cover (83) and is matched with a sealing plug (95).
4. An enhanced flotation fouling reduction apparatus as claimed in claim 3, wherein: one end of the guide post (84) which is matched with the sealing plug (95) is semicircular.
5. An enhanced flotation fouling reduction apparatus as claimed in claim 4, wherein: the guide column (84) is a bullseye.
6. An enhanced flotation fouling reduction apparatus as claimed in claim 5, wherein: sealing plug (95) one end is provided with cross recess (913), sealing plug (95) other end is provided with connects boss (911), be provided with connecting hole (912) on connecting boss (911), sealing plug (95) that are provided with cross recess (913) serve and be provided with arc inclined plane (914).
7. An enhanced flotation fouling reduction apparatus as claimed in claim 1 or 6, wherein: the axis of the air inlet positioning pipe (86) and the axis of the air outlet hole (89) form an included angle A, and the degree of the included angle A is 20-60 degrees.
8. An enhanced flotation fouling reduction apparatus as claimed in claim 7, wherein: the degree of the included angle A is 30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811464249.2A CN109569896B (en) | 2018-12-03 | 2018-12-03 | Device for improving flotation and reducing scaling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811464249.2A CN109569896B (en) | 2018-12-03 | 2018-12-03 | Device for improving flotation and reducing scaling |
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| Publication Number | Publication Date |
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| CN109569896A CN109569896A (en) | 2019-04-05 |
| CN109569896B true CN109569896B (en) | 2021-03-02 |
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| CN201811464249.2A Active CN109569896B (en) | 2018-12-03 | 2018-12-03 | Device for improving flotation and reducing scaling |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921558B (en) * | 2012-11-16 | 2014-02-12 | 安徽理工大学 | Injection, agitation and aspiration combined flotation machine |
| CN102989592B (en) * | 2012-12-13 | 2015-05-13 | 广西华锡集团股份有限公司 | Multi-air-stream pulse injection-type floatation machine |
| CN203990935U (en) * | 2014-08-08 | 2014-12-10 | 高宇 | Multitube air jet flotation machine |
| WO2016043706A1 (en) * | 2014-09-15 | 2016-03-24 | Enviro-Tech Systems, L.L.C. | Method and apparatus for separation of fluids |
| CN206763153U (en) * | 2017-03-29 | 2017-12-19 | 昆明理工大学 | A kind of uninterrupted scrape steeps operation flotation device |
| CN107971143B (en) * | 2017-11-16 | 2019-10-22 | 武汉工程大学 | A kind of bilobed wheel mechanical stirring self-suction type flotation machine and method for floating |
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Effective date of registration: 20210602 Address after: 158180 Mashan Township Mashan village, Mashan District, Jixi City, Heilongjiang Province Patentee after: Jixi Jinyu graphite Co.,Ltd. Address before: No.68, fish farm, Jiangxiang Town, Nanchang County, Nanchang City, Jiangxi Province Patentee before: Yan Yuanmei |