CN102921558A - Injection, agitation and aspiration combined flotation machine - Google Patents
Injection, agitation and aspiration combined flotation machine Download PDFInfo
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- CN102921558A CN102921558A CN2012104644174A CN201210464417A CN102921558A CN 102921558 A CN102921558 A CN 102921558A CN 2012104644174 A CN2012104644174 A CN 2012104644174A CN 201210464417 A CN201210464417 A CN 201210464417A CN 102921558 A CN102921558 A CN 102921558A
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Abstract
The invention belongs to the flotation technical field of ore grain separation and particularly relates to an injection, agitation and aspiration combined flotation machine. The flotation tank is provided with an inlet and an outlet, the flotation tank is provided with a support, the upper end of the support is provided with a scraper blade, the support is provided with an agitating impeller arranged below the liquid level of the agitation body, the flotation tank is provided with a first baffle and a second baffle which are in parallel to each other and arranged in the vertical direction, the first baffle and the second baffle are arranged along the width direction of the flotation tank, a sleeve which is connected with the support is arranged between the first baffle and the second baffle, the agitating impeller is arranged in the sleeve, the first baffle and the second baffle are respectively provided with a first feeding channel and a second feeding channel which are communicated with the sleeve; an injection device for driving the agitating impeller is arranged on the tank bottom of the flotation tank. The flotation machine has the advantages of both a mechanical agitation type flotation machine and an injection type flotation machine, has good adaptability for the pulp density, low consumption and high flotation efficiency.
Description
Technical field
The invention belongs to the flotation technology field that ore particle separates, be specifically related to the air-breathing hybrid flotation device of a kind of jet agitation.
Background technology
Flotation also is froth flotation, is the difference according to various mineral surfaces character, from ore pulp by means of the buoyancy of bubble, with the process of choosing minute mineral.At present, it is air jet flotation machine and agitation impeller flotator that mineral processing in China factory and coal preparation plant use more flotation device, the advantage of air jet flotation machine is that energy consumption is low, shortcoming is bad to the pulp density applicability, agitating device namely is not set, when pulp density was higher, what ore pulp mixed was short of power; The advantage of agitation impeller flotator is better to the pulp density applicability, and shortcoming is that flotation efficiency is lower, and energy consumption is higher.
Summary of the invention
The object of the present invention is to provide the air-breathing hybrid flotation device of a kind of jet agitation, the air-breathing hybrid flotation device of this jet agitation has the advantage of agitation impeller flotator and air jet flotation machine concurrently, and good to pulp density adaptability, energy consumption is low; This flotation device can also realize the ore pulp in the flotation cell is carried out the operation of high probability flotation under the prerequisite that the flowsheet of slurry agitation of variable concentrations can be mixed, flotation efficiency is higher.
For achieving the above object, the present invention has adopted following technical scheme: the air-breathing hybrid flotation device of a kind of jet agitation, comprise the flotation cell body, be respectively equipped with entrance and exit on the described flotation cell body, the upside of described flotation cell body is provided with support, the upper end of described support is provided with scraper plate, be provided with two the first baffle plate and second baffles that are oppositely arranged in the described flotation cell body, the two ends of described the first baffle plate and second baffle all link to each other with the inwall of flotation cell body, and jointly surround between the plate face that the first baffle plate and second baffle are oppositely arranged and the inwall of flotation cell body and mix the zone, the zone that being positioned at of described flotation cell body mixes the outside, zone is the concentrate rich region, the top of described the first baffle plate and second baffle is lower than the groove heights of roofs of flotation cell body, and is provided with between the bottom land of described the first baffle plate and second baffle and flotation cell body and is communicated with the gap that mixes zone and concentrate rich region; Described entrance and exit is separately positioned on the both sides that mix the zone, described scraper plate is separately positioned on the upside that is positioned at the concentrate rich region that mixes regional both sides, the ore pulp that is provided with the sleeve of hollow form on the described support and drives in the flotation cell body is mixing the agitating device that circulates between zone and the concentrate rich region, agitator arm in the agitating device is arranged on and mixes in the zone, and described agitator arm is arranged in the sleeve, is provided with on the described sleeve with the intracavity inter-connection of sleeve to be used for the air intake duct of suction air; Be provided with the first pan feeding passage that is connected with barrel bore on described the first baffle plate, be provided with the second pan feeding passage that is connected with barrel bore on the second baffle; The bottom land place of described flotation cell body is provided with the ore pulp in the flotation cell body is injected into that agitator arm is sentenced so that the injection apparatus that agitator arm rotates.
Simultaneously, the present invention can also be able to further realization by following technical measures:
Preferably, the bottom land upside of described flotation cell body is provided with the false end that parallels with groove bottom, and the spout of jet pipe stretches out the upside at the described false end in the injection apparatus, and the jet pipe spout towards the direction that is set to be convenient to drive the agitator arm rotation.
Further, the plate face of described the first baffle plate and second baffle all is vertical shape and parallel to each other.
Preferably, described agitating device comprises rotating shaft, is installed with bearing on the described support, and described rotating shaft is passed bearing and is rotatably assorted with the bearing formation, the lower end of described rotating shaft is stretched in the cylindrical shell of sleeve, and the bottom of rotating shaft is with to be immersed in the agitator arm that mixes in the zone affixed.
Further, the position that is connected with sleeve of described air intake duct is near the upper end of sleeve.
Further, the height of described entry position is higher than the height of exit position.
Preferably, described the first baffle plate, second baffle are symmetrical arranged along the axis of rotating shaft.
Preferably, described entrance is positioned at the 2/3 high At The Height of bottom-up flotation cell body groove of its place flotation cell body sidewall, and described entrance is positioned at the middle of the lateral attitude of himself place sidewall; Described outlet is positioned at the 1/3 high At The Height of bottom-up flotation cell body groove of its place flotation cell body sidewall, and described outlet is positioned at the middle of the lateral attitude of himself place sidewall.
Further, the top of described flotation cell body also is provided with the first backplate and the second backplate that is parallel to each other, described the first backplate is arranged on the top of entrance place sidewall, and the second backplate is arranged on the top of outlet place sidewall, and described scraper plate is fixed on the first backplate and the second backplate.
Beneficial effect of the present invention is: the air-breathing hybrid flotation device of this jet agitation has the advantage of agitation impeller flotator and air jet flotation machine concurrently, and good to pulp density adaptability, energy consumption is low; This flotation device can also carry out the high probability flotation to the ore pulp of a flotation cell body inside, and it is more even that flowsheet of slurry agitation is got, and the precision of flotation is higher, and flotation efficiency is high.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the top view of Fig. 1.
The implication of mark is as follows among the figure:
1-flotation cell body, 2-entrance 3-outlet 4-support 5-agitator arm
The 6-the first baffle plate 7-second baffle 8-sleeve the 9-the first pan feeding passage
The 10-the second pan feeding passage 11-air intake duct 12-rotating shaft 13-bearing
The 14-the first backplate the 15-the second backplate 16-scraper plate 17-jet pipe
18-false the end 19-mix zone 20-concentrate rich region
The specific embodiment
The present invention will be further described below in conjunction with accompanying drawing:
The air-breathing hybrid flotation device of a kind of jet agitation as shown in Figure 1, comprise flotation cell body 1, be respectively equipped with entrance 2 and outlet 3 on the described flotation cell body 1, the upside of described flotation cell body 1 is provided with support 4, the upper end of described support 4 is provided with scraper plate 16, be provided with two the first baffle plate 6 and second baffles 7 that are oppositely arranged in the described flotation cell body 1, the two ends of described the first baffle plate 6 and second baffle 7 all link to each other with the inwall of flotation cell body 1, and jointly surround between the plate face that the first baffle plate 6 and second baffle 7 are oppositely arranged and the inwall of flotation cell body 1 and mix zone 19, the zone that mixes regional 19 outsides that is positioned at of described flotation cell body 1 is concentrate rich region 20, the top of described the first baffle plate 6 and second baffle 7 is lower than the groove heights of roofs of flotation cell body 1, and is provided with between the bottom land of described the first baffle plate 6 and second baffle 7 and flotation cell body 1 and is communicated with the gap that mixes zone 19 and concentrate rich region 20; Described entrance 2 and outlet 3 are separately positioned on the both sides that mix zone 19, described scraper plate 16 is separately positioned on the upside that is positioned at the concentrate rich region 20 that mixes regional 19 both sides, the ore pulp that is provided with the sleeve 8 of hollow form on the described support 4 and drives in the flotation cell body 1 is mixing the agitating device that circulates between zone 19 and the concentrate rich region 20, agitator arm 5 in the agitating device is arranged on and mixes in the zone 19, and described agitator arm 5 is arranged in the sleeve 8, is provided with on the described sleeve 8 with the intracavity inter-connection of sleeve 8 to be used for the air intake duct 11 of suction air; Be provided with the first pan feeding passage 9 with sleeve 8 intracavity inter-connections on described the first baffle plate 6, be provided with the second pan feeding path 10 with sleeve 8 intracavity inter-connections on the second baffle 7; The bottom land place of described flotation cell body 1 is provided with and the ore pulp in the flotation cell body 1 is injected into agitator arm 5 is sentenced so that the injection apparatus that agitator arm 5 rotates.
When real work, the high speed ore pulp that sprays in the injection apparatus impacts agitator arm 5, and drives agitator arm 5 High Rotation Speeds, thereby agitator arm 5 fully mixes ore pulp, air and floating agent, forms at last a large amount of mineralized froths.
Injection apparatus has multiple implementation, such as the jet pipe that adopts pump and link to each other with pump, and the spout of jet pipe is got final product towards agitator arm 5.
Preferably, as shown in Figure 1, the bottom land upside of described flotation cell body 1 is provided with the false end 18 that parallels with groove bottom, and the spout of jet pipe 17 stretches out the upside at the described false end 18 in the injection apparatus, and jet pipe 17 spouts towards the direction that is set to be convenient to drive agitator arm 5 rotations.
Described jet pipe 17 can be set to a plurality of, as long as the direction that a plurality of jet pipe 17 driving agitator arms 5 rotate unanimously.
Preferably, as shown in Figure 1, 2, the plate face of described the first baffle plate 6 and second baffle 7 all is vertical shape and parallel to each other.
Further, described the first baffle plate 6, second baffle 7 are symmetrical arranged along the axis of rotating shaft 12.
Preferably, as shown in Figure 1, described agitating device comprises rotating shaft 12, be installed with bearing 13 on the described support 4, described rotating shaft 12 is passed bearing 13 and is rotatably assorted with bearing 13 formations, the lower end of described rotating shaft 12 is stretched in the cylindrical shell of sleeve 8, and the bottom of rotating shaft 12 be immersed in that to mix the agitator arm 5 of zone in 19 affixed.
Further, as shown in Figure 1, the position that described air intake duct 11 is connected with sleeve 8 is near the upper end of sleeve 8.
Further, the height of described entrance 2 positions is higher than the height that exports 3 positions.
Preferably, described entrance 2 is positioned at the 2/3 high At The Height of bottom-up flotation cell body groove of its place flotation cell body sidewall, and described entrance 2 is positioned at the middle of the lateral attitude of himself place sidewall; Described outlet 3 is positioned at the 1/3 high At The Height of bottom-up flotation cell body groove of its place flotation cell body sidewall, and described outlet 3 is positioned at the middle of the lateral attitude of himself place sidewall.
Further, as shown in Figure 1, the top of described flotation cell body 1 also is provided with the first backplate 14 and the second backplate 15 that is parallel to each other, described the first backplate 14 is arranged on the top of entrance 2 place sidewalls, the second backplate 15 is arranged on the top of outlet 3 place sidewalls, and described scraper plate 16 is fixed on the first backplate 14 and the second backplate 15.Also namely the first backplate 14, the second backplate 15 are to extend upward formation along entrance 2 and the upper end that exports 3 place sidewalls respectively to said structure; And scraper plate 16 arranges two, and scraper plate 16 is symmetricly set on the both sides that mix zone 19 along rotating shaft 12.
Be described further below in conjunction with Fig. 1,2 pairs of courses of work of the present invention:
Four to six flotation cell bodies of flotation device operated by rotary motion, the structure of each flotation cell body all is identical, has provided a flotation cell body 1 among Fig. 1 to describe.
Flotation cell body 1 interior zone is separated into by the first baffle plate 6, second baffle 7 and mixes zone 19 and concentrate rich region 20.Ore pulp from entrance 2 enter flotation cell body 1 mix the zone 19, the motion path of ore pulp in flotation cell body 1 is referring to shown in the arrow among Fig. 1.
The high speed ore pulp that sprays in the injection apparatus impacts agitator arm 5, and driving agitator arm 5 High Rotation Speeds, the agitator arm 5 of High Rotation Speed can make the top of agitator arm 5 form negative pressure, described concentrate rich region 20 with mix the zone and 19 be provided with the first pan feeding passage 9 and the second pan feeding path 10 that is communicated with the two, wherein the first pan feeding passage 9 is used for the ore pulp between the cell wall of the first baffle plate 6 and flotation cell body 1 is drawn to agitator arm 5 places, the second pan feeding path 10 then is drawn to agitator arm 5 places with the ore pulp between second baffle 7 and flotation cell body 1 cell wall, the ore pulp that is inhaled into stirs through agitator arm 5, and air can be inhaled into agitator arm 5 by air intake duct 11 and sleeve 8 and sentence the bubble population that it is suitable that formation is taken measurements greatly simultaneously; Agitator arm 5 continues High Rotation Speed and ore pulp, air and floating agent is fully mixed, form at last a large amount of mineralized froths, described mineralized froth floats to the liquid level that mixes zone 19 from all side direction of agitator arm 5, when actual motion, the mineral pulp level of the concentrate rich region 20 of the first baffle plate 6 and second baffle 7 both sides can be lower than and mixes zone 19 mineral pulp level between the first baffle plate 6 and the second baffle 7, so mineralized froth will be crossed respectively to the left and right concentrate rich region 20 motions of both sides and overflowing of the first baffle plate 6 and second baffle 7; The mineralized froth that enters on concentrate rich region 20 liquid levels will be scraped flotation cell body 1 by scraper plate 16 as the concentrate product, the mineralized froth that is not scraped then can sink in concentrate rich region 20 and again be sucked into agitator arm 5 places by the first pan feeding passage 9 and the second pan feeding path 10, again to carry out flotation; The ore pulp that is deposited to flotation cell body 1 bottom then enters next cell body by outlet 3 and carries out flotation.
Above-described embodiment is described preferred embodiment of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (9)
1. air-breathing hybrid flotation device of jet agitation, comprise flotation cell body (1), be respectively equipped with entrance (2) and outlet (3) on the described flotation cell body (1), the upside of described flotation cell body (1) is provided with support (4), the upper end of described support (4) is provided with scraper plate (16), it is characterized in that: be provided with two the first baffle plates (6) that are oppositely arranged and second baffle (7) in the described flotation cell body (1), the two ends of described the first baffle plate (6) and second baffle (7) all link to each other with the inwall of flotation cell body (1), and jointly surround between the plate face that the first baffle plate (6) and second baffle (7) are oppositely arranged and the inwall of flotation cell body (1) and mix zone (19), the zone that being positioned at of described flotation cell body (1) mixes the outside, zone (19) is concentrate rich region (20), the top of described the first baffle plate (6) and second baffle (7) is lower than the groove heights of roofs of flotation cell body (1), and is provided with between the bottom land of described the first baffle plate (6) and second baffle (7) and flotation cell body (1) and is communicated with the gap that mixes zone (19) and concentrate rich region (20); Described entrance (2) and outlet (3) are separately positioned on the both sides that mix zone (19), described scraper plate (16) is separately positioned on the upside that is positioned at the concentrate rich region (20) that mixes both sides, zone (19), the ore pulp that is provided with the sleeve (8) of hollow form on the described support (4) and drives in the flotation cell body (1) is mixing the agitating device that circulates between zone (19) and the concentrate rich region (20), agitator arm in the agitating device (5) is arranged on and mixes in the zone (19), and described agitator arm (5) is arranged in the sleeve (8), is provided with on the described sleeve (8) with the intracavity inter-connection of sleeve (8) to be used for the air intake duct (11) of suction air; Be provided with the first pan feeding passage (9) with sleeve (8) intracavity inter-connection on described the first baffle plate (6), be provided with the second pan feeding passage (10) with sleeve (8) intracavity inter-connection on the second baffle (7); The bottom land place of described flotation cell body (1) is provided with and the ore pulp in the flotation cell body (1) is injected into agitator arm (5) is sentenced so that the injection apparatus that agitator arm (5) rotates.
2. the air-breathing hybrid flotation device of jet agitation according to claim 1, it is characterized in that: the bottom land upside of described flotation cell body (1) is provided with the false end (18) that parallels with groove bottom, the spout of jet pipe in the injection apparatus (17) stretches out the upside at the described false end (18), and jet pipe (17) spout towards the direction that is set to be convenient to drive agitator arm (5) rotation.
3. the air-breathing hybrid flotation device of jet agitation according to claim 1, it is characterized in that: the plate face of described the first baffle plate (6) and second baffle (7) all is vertical shape and parallel to each other.
4. the air-breathing hybrid flotation device of jet agitation according to claim 1, it is characterized in that: described agitating device comprises rotating shaft (12), be installed with bearing (13) on the described support (4), described rotating shaft (12) is passed bearing (13) and is rotatably assorted with bearing (13) formation, the lower end of described rotating shaft (12) is stretched in the cylindrical shell of sleeve (8), and the bottom of rotating shaft (12) is with to be immersed in the agitator arm (5) that mixes in the zone (19) affixed.
5. the air-breathing hybrid flotation device of jet agitation according to claim 1 is characterized in that: the upper end of the close sleeve (8) in the position that described air intake duct (11) is connected with sleeve (8).
6. the air-breathing hybrid flotation device of jet agitation according to claim 1, it is characterized in that: the height of described entrance (2) position is higher than the height of outlet (3) position.
7. the air-breathing hybrid flotation device of jet agitation according to claim 3, it is characterized in that: described the first baffle plate (6), second baffle (7) are symmetrical arranged along the axis of rotating shaft (12).
8. the air-breathing hybrid flotation device of jet agitation according to claim 6, it is characterized in that: described entrance (2) is positioned at the 2/3 high At The Height of bottom-up flotation cell body groove of its place flotation cell body sidewall, and described entrance (2) is positioned at the middle of the lateral attitude of himself place sidewall; Described outlet (3) is positioned at the 1/3 high At The Height of bottom-up flotation cell body groove of its place flotation cell body sidewall, and described outlet (3) is positioned at the middle of the lateral attitude of himself place sidewall.
9. the air-breathing hybrid flotation device of jet agitation according to claim 8, it is characterized in that: the top of described flotation cell body (1) also is provided with the first backplate (14) and the second backplate (15) that is parallel to each other, described the first backplate (14) is arranged on the top of entrance (2) place sidewall, the second backplate (15) is arranged on the top of outlet (3) place sidewall, and described scraper plate (16) is fixed on the first backplate (14) and the second backplate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464417.4A CN102921558B (en) | 2012-11-16 | 2012-11-16 | Injection, agitation and aspiration combined flotation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464417.4A CN102921558B (en) | 2012-11-16 | 2012-11-16 | Injection, agitation and aspiration combined flotation machine |
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| Publication Number | Publication Date |
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| CN102921558A true CN102921558A (en) | 2013-02-13 |
| CN102921558B CN102921558B (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210464417.4A Expired - Fee Related CN102921558B (en) | 2012-11-16 | 2012-11-16 | Injection, agitation and aspiration combined flotation machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105642451A (en) * | 2016-03-18 | 2016-06-08 | 安徽理工大学 | Reaction type annular jetting air sucking stirring type floatation machine with rectifying device |
| CN106542714A (en) * | 2015-09-18 | 2017-03-29 | 山东浩海疏浚装备有限公司 | A kind of sludge solidification pumps integrated vehicle |
| CN107213994A (en) * | 2017-06-14 | 2017-09-29 | 安徽理工大学 | A kind of ore pulp self-driving type flotation unit for possessing high-pressure jet agitating function |
| CN109569896A (en) * | 2018-12-03 | 2019-04-05 | 严园妹 | A kind of raising flotation reduction fouling device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106542714A (en) * | 2015-09-18 | 2017-03-29 | 山东浩海疏浚装备有限公司 | A kind of sludge solidification pumps integrated vehicle |
| CN105642451A (en) * | 2016-03-18 | 2016-06-08 | 安徽理工大学 | Reaction type annular jetting air sucking stirring type floatation machine with rectifying device |
| CN105642451B (en) * | 2016-03-18 | 2018-02-23 | 安徽理工大学 | A kind of reaction type annular space injection air-breathing agitation type flotation machine for carrying fairing |
| CN107213994A (en) * | 2017-06-14 | 2017-09-29 | 安徽理工大学 | A kind of ore pulp self-driving type flotation unit for possessing high-pressure jet agitating function |
| CN109569896A (en) * | 2018-12-03 | 2019-04-05 | 严园妹 | A kind of raising flotation reduction fouling device |
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|---|---|
| CN102921558B (en) | 2014-02-12 |
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Inventor after: Zhu Jinbo Inventor after: Zhu Hongzheng Inventor after: Zhou Gang Inventor after: Wang Chao Inventor after: Fei Zhikui Inventor before: Zhu Hongzheng Inventor before: Zhu Jinbo Inventor before: Wang Mengmeng Inventor before: Duan Yulei Inventor before: Liu Lingyun |
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Free format text: CORRECT: INVENTOR; FROM: ZHU HONGZHENG ZHU JINBO WANG MENGMENG DUAN YULEI LIU LINGYUN TO: ZHU JINBO ZHU HONGZHENG ZHOU GANG WANG CHAO FEI ZHIKUI |
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Granted publication date: 20140212 Termination date: 20151116 |