CN105251623A - Middling ore box of flotation machine - Google Patents
Middling ore box of flotation machine Download PDFInfo
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- CN105251623A CN105251623A CN201510819774.1A CN201510819774A CN105251623A CN 105251623 A CN105251623 A CN 105251623A CN 201510819774 A CN201510819774 A CN 201510819774A CN 105251623 A CN105251623 A CN 105251623A
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- ore
- case
- lifting screw
- box
- liquid level
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Abstract
The invention discloses a middling ore box of a flotation machine, belongs to the field of ore dressing, and aims to provide the middling ore box capable of effectively sealing an ore inlet to prevent ore pulp from entering the middling ore box. The middling ore box comprises a box body, wherein the box body comprises box walls, a box bottom and a box top; a cavity is defined by the box walls, the box bottom and the box top; and an ore inlet and an ore outlet which penetrate through the box body to the cavity are formed in the box body. The middling ore box is characterized by comprising an ore inlet steel tube and a sealing device, wherein one end of the ore inlet steel tube is connected with the ore inlet; the other end of the ore inlet steel tube is provided with a liquid-level control opening; and the liquid-level control opening is adaptive to the sealing device. The middling ore box can effectively seal the ore inlet, effectively prevents ore pulp from entering the middling ore box, and avoids the problem that clearing is inconvenient due to the fact that ores in the ore pulp are deposited on the box bottom of the middling ore box.
Description
Technical field
The present invention relates to technical field of beneficiation, particularly a kind of flotation device chats case.
Background technology
During current ore dressing, conventional multiple stage mineral dressing flotation is interconnected carries out ore dressing in groups, and two flotation device intermediate configurations have a chats case, are connected by two flotation devices by this chats case, are also furnished with tailing tank on the final flotation device side often organized.
Flotation machine impeller rotates, and produces centrifugal action and forms negative pressure, sucks sufficient air on the one hand and mixes with ore pulp, stirs ore pulp on the one hand and mixes with medicine, and the foam of refinement simultaneously, makes, on mineral adhesive foam, to float to mineral slurry level and form mineralized froth again.Scraper plate scrapes useful foam.Can do not mixed again with upper suction inlet by circulation port by the ore particle of mineralising inside flotation cell, mineralising be separated.Not by the fraction pulp that impeller sucks in flotation cell, entered the flotation cell of next flotation device by chats case, flotation device so circulates, and ore pulp discharges true tailings by entering tailing tank after last flotation device.
As shown in Figure 1, chats case to comprise at the bottom of tank wall 11, case 12 and case top 13 to existing chats case; At the bottom of tank wall 11, case 12 and case top 13 surround formed cavity; Tank wall 11 is provided with the iron ore feeding hole 14 of through tank wall 11 to cavity and goes out mine mouth 15; Be provided with lateral partitions 200 in the cavity of chats case, dividing plate 200 is provided with the liquid level mouth 210 of through dividing plate 200; Case top 13 is provided with lifting screw 3, and one end that lifting screw 3 is positioned at cavity is provided with polyurethane blob of viscose 300, and polyurethane blob of viscose 300 is suitable with liquid level mouth 210.This chats case iron ore feeding hole 14 adopts direct perforate on tank wall 11, makes ore pulp directly enter chats case, by being elevated the polyurethane blob of viscose 300 be installed on lifting screw 3, controlling ore pulp amount and keeping certain liquid level.There is following drawback:
1, flotation cell ore pulp is by directly entering in the mode of cell body upper shed, even if close liquid level mouth, ore pulp also can enter chats case, causes ore dressing not thorough.And the mineral in ore pulp must be deposited in chats case, cleaning inconvenience, and mineral precipitation too high after, open liquid level mouth when closing, often there is the position that cannot arrive needs control in polyurethane blob of viscose, causes ore pulp to enter chats case in a large number again;
2, Liquid level mouth adopts polyurethane blob of viscose to control, because of ore pulp flow at high speed, and mineral friction blob of viscose, cause blob of viscose to diminish fast, the operating period is generally only in three months, and polyurethane is expensive, increases cost to user;
3, after Long-Time Service polyurethane blocking Liquid level mouth, blob of viscose can loosen and drop, as less in gone out mine mouth after floating, and blocks out mine mouth, goes out mine mouth and then can enter subsequent processing equipment comparatively greatly, cause other destabilizing factor.
Summary of the invention
Technical problem to be solved by this invention is to provide one effectively can close iron ore feeding hole, controls the chats case that ore pulp enters.
The technical solution used in the present invention is: a kind of flotation device chats case, comprises casing, and described casing comprises at the bottom of tank wall, case and case top; At the bottom of described tank wall, case and case top surrounds and forms cavity; Described casing be provided with through casing to cavity iron ore feeding hole and go out mine mouth; Comprise into ore deposit steel pipe and closing device, described in enter steel pipe one end, ore deposit and be connected with iron ore feeding hole, the other end is Liquid level mouth, Liquid level mouth and closing device suitable.
Further, the Liquid level mouth of ore deposit steel pipe is entered described in towards case top.
Further, described closing device comprises lifting screw and prill; Described lifting screw runs through one end, case top and stretches in cavity, and lifting screw can along its axis direction rectilinear motion, the axis of lifting screw and the dead in line of Liquid level mouth; Also comprise be arranged at case very useful in locking lifting screw position locking mechanism; Described prill is fixed on one end that lifting screw is positioned at cavity, and the diameter of prill is greater than or equal to the internal diameter of Liquid level mouth.
Further, described prill is metal medicine ball.
Further, described locking mechanism is be arranged at case top and the suitable internal thread of lifting screw.
Further, also comprise guide block, described guide block is fixed on case top, and guide block is provided with the pilot hole holding lifting screw and pass through.
Further, described pilot hole is screwed hole, lifting screw and pilot hole threaded engagement.
Further, entering ore deposit steel pipe described in is 90 degree of bend pipes.
The invention has the beneficial effects as follows: this kind of flotation device chats case, comprise into ore deposit steel pipe and closing device, enter steel pipe one end, ore deposit to be connected with iron ore feeding hole, the other end is Liquid level mouth, closing device is used for closing Liquid level mouth, when the sealed device shutoff of Liquid level mouth, the ore pulp in the flotation cell of a upper flotation device cannot flow into cavity by iron ore feeding hole.And when closing device is separated with Liquid level mouth, the ore pulp in the flotation cell of a upper flotation device just flows into cavity by iron ore feeding hole.This chats case effectively can close iron ore feeding hole, effectively controls the chats case that ore pulp enters, also avoid the case bottom sediments of the mineral in ore pulp at chats case, cause the problem of cleaning inconvenience.
Accompanying drawing explanation
Fig. 1 is prior art structural representation.
Fig. 2 is structural representation of the present invention.
In figure, tank wall 11, at the bottom of case 12, case top 13, iron ore feeding hole 14, goes out mine mouth 15, enters ore deposit steel pipe 2, Liquid level mouth 21, lifting screw 3, prill 4, guide block 5, pilot hole 51, dividing plate 200, liquid level mouth 210, polyurethane blob of viscose 300, flotation cell 400.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described further.
A kind of flotation device chats case, as shown in Figure 2, comprises casing, and described casing to comprise at the bottom of tank wall 11, case 12 and case top 13; At the bottom of described tank wall 11, case 12 and case top 13 surround formed cavity; Described casing is provided with through casing to the iron ore feeding hole 14 of cavity with go out mine mouth 15; Comprise into ore deposit steel pipe 2 and closing device, described in enter ore deposit steel pipe 2 one end and be connected with iron ore feeding hole 14, the other end is Liquid level mouth 21, and Liquid level mouth 21 is suitable with closing device.
A kind of flotation device chats case, casing is provided with through casing to the iron ore feeding hole 14 of cavity with go out mine mouth 15, iron ore feeding hole 14 is for the cavity of the flotation cell 400 with chats case that are communicated with a upper flotation device, go out the flotation cell 400 of mine mouth 15 for the cavity and next flotation device that are communicated with chats case, thus enable the ore pulp in the flotation cell 400 of a flotation device flow into the cavity of the chats case of chats case through iron ore feeding hole 14, and then flow out through going out mine mouth 15 flotation cell 400 entering next flotation device.Carry out because ore dressing is operated in flotation device, if the ore dressing work of a upper flotation device does not complete, the ore pulp in flotation cell 400 just enters chats case, then enters next flotation device, and ore dressing can be caused not thorough.Chats case is entered in order to need the strict ore pulp that controls when flotation device ore dressing.Chats case comprises into ore deposit steel pipe 2 and closing device, enter ore deposit steel pipe 2 one end to be connected with iron ore feeding hole 14, the other end is Liquid level mouth 21, closing device is used for closing Liquid level mouth 21, when the sealed device shutoff of Liquid level mouth 21, the ore pulp in the flotation cell 400 of a upper flotation device cannot flow into cavity by iron ore feeding hole 14.And when closing device is separated with Liquid level mouth 21, the ore pulp in the flotation cell 400 of a upper flotation device just flows into cavity by iron ore feeding hole 14.This chats case effectively can close iron ore feeding hole 14, effectively controls the chats case that ore pulp enters, and then the mineral avoided in ore pulp 12 to deposit at the bottom of the case of chats case, cause the problem of cleaning inconvenience.
Preferably, as shown in Figure 2, the Liquid level mouth 21 of ore deposit steel pipe 2 is entered described in towards case top 13.
The Liquid level mouth 21 entering ore deposit steel pipe 2 can at the bottom of tank wall 11, case 12 or case top 13.But due to the effect of gravitional force, Liquid level mouth 21 12 to be compared towards case top 13 with at the bottom of tank wall 11 and case, and the time that ore pulp overflows Liquid level mouth 21 is slower, is more conducive to the precision improving ore dressing.Therefore, as fuel tank.Described enter the Liquid level mouth 21 of ore deposit steel pipe 2 towards case top 13.
Preferably, as shown in Figure 2, described closing device comprises lifting screw 3 and prill 4; Described lifting screw 3 runs through one end, case top 13 and stretches in cavity, and lifting screw 3 can along its axis direction rectilinear motion, the axis of lifting screw 3 and the dead in line of Liquid level mouth 21; Also comprise and be arranged at case top 13 for locking the locking mechanism of lifting screw 3 position; Described prill 4 is fixed on one end that lifting screw 3 is positioned at cavity, and the diameter of prill 4 is greater than or equal to the internal diameter of Liquid level mouth 21.
Closing device can for being installed on into the stop valve etc. on ore deposit steel pipe 2, and the handle of stop valve is positioned at outside casing.But, due in ore pulp containing mineral, the phenomenon such as easily cause stop valve to block, stuck.As preferably, closing device comprises lifting screw 3 and prill 4.The diameter of prill 4 is greater than or equal to the internal diameter of Liquid level mouth 21, and so prill 4 to be placed on Liquid level mouth 21 just shutoff Liquid level mouth 21.Lifting screw 3 along its axis direction rectilinear motion, thus drives prill 4 along the axial direction rectilinear motion of lifting screw 3, thus makes prill 4 close Liquid level mouth 21 or leave Liquid level mouth 21.And prill 4 is compared with polyurethane blob of viscose 300 of the prior art, low price.
Preferably, described prill 4 is metal medicine ball.
Prill 4 can be hollow ball, also can be medicine ball.But due to ore pulp washing away prill 4, hollow ball is more easily out of shape compared with medicine ball, cause prill 4 uncontrollable outlet ore pulp amount.Therefore, as preferred embodiment, prill 4 is metal medicine ball.
Preferably, described locking mechanism is be arranged at case top 13 internal thread suitable with lifting screw 3.
Locking mechanism can be locking nut, also can for being arranged at the suitable internal thread of case top 13 and lifting screw 3.But locking mechanism is that the female thread structure being arranged at case top 13 is simpler, uses more convenient, therefore, as preferred embodiment, described locking mechanism is be arranged at case top 13 internal thread suitable with lifting screw 3.
Preferably, as shown in Figure 2, also comprise guide block 5, described guide block 5 is fixed on case top 13, and guide block 5 is provided with the pilot hole 51 holding lifting screw 3 and pass through.
Because lifting screw 3 is moving back and forth in process, there will be the phenomenons such as deflection, once deflection lifting screw 3 just has bite phenomenon moving, make people's effort when driving lifting screw 3 to move, therefore, comprise guide block 5, guide block 5 is provided with pilot hole 51, and guide effect is played in the motion of pilot hole 51 pairs of lifting screws 3.
Preferably, described pilot hole 51 is screwed hole, lifting screw 3 and pilot hole 51 threaded engagement.
Pilot hole 51 can be unthreaded hole, and also can be screwed hole, pilot hole 51 be screwed hole, is equivalent to extend the internal thread matched with lifting screw 3, makes the motion of lifting screw 3 more reliable.
Preferably, as shown in Figure 2, entering ore deposit steel pipe 2 described in is 90 degree of bend pipes.
90 degree of bend pipes are more convenient for installing.Only need the axis of upwards bending segment and the dead in line of lifting screw 3.
The selection that the present invention enters ore deposit steel pipe 2 size should be determined according to flotation device production capacity, and too small meeting allows the ore pulp of a trough floatation machine can not enter next groove flotation cell 400 in time, makes production capacity not reach designing requirement, wastes power; Enter ore deposit steel pipe 2 should adopt thicker and have the steel pipe that corrosion-resistant and wear-resisting material makes, thickness is too small, after the use of long period, tube wall can be caused thinning, particularly in pipe outlet, causes prill 4 uncontrollable outlet ore pulp amount;
As being the flotation device of 7-30 cubic meters per minute for 30 cubic metres of dischargeable capacitys, production capacity, that can select 150mm outer tube diameter, wall thickness 12-15mm enters ore deposit steel pipe 2, and the prill 4 on lifting screw 3 adopts that diameter 120mm's have wearability metal medicine ball; 20 cubic metres of dischargeable capacitys, production capacity 5-20 cubic meters per minute be flotation device can select 30 cubic metres of flotation devices enter ore deposit steel pipe 2, also can select the steel pipe of 120mm outer tube diameter, wall thickness 12-15mm, the prill 4 on lifting screw 3 adopts diameter 100mm to have the metal medicine ball of wearability; On the flotation device of dischargeable capacity 10 cubic metres, can select and enter ore deposit steel pipe 2 selected by 20 cubic metres of flotation devices, that also can select 80mm outer tube diameter wall thickness 12-15mm enters ore deposit steel pipe 2, and the prill 4 on lifting screw 3 can adopt diameter to have the metal medicine ball of wearability from 60-100mm.
The evanohm steel ball that prill 4 can use ore dressing plant ball mill to use, its specification is ore dressing plant permanent stores from 40mm-120mm.
For improving into ore deposit steel pipe 2 service life, ore deposit steel pipe 2 outer brushing one deck anticorrosive can entered.
Claims (8)
1. a flotation device chats case, comprises casing, and described casing comprises (12) at the bottom of tank wall (11), case and case top (13); (12) at the bottom of described tank wall (11), case and case top (13) surround and form cavity; Described casing is provided with through casing to the iron ore feeding hole (14) of cavity with go out mine mouth (15); It is characterized in that: comprise into ore deposit steel pipe (2) and closing device, described enter ore deposit steel pipe (2) one end be connected with iron ore feeding hole (14), the other end is Liquid level mouth (21), and Liquid level mouth (21) is suitable with closing device.
2. a kind of flotation device chats case as claimed in claim 1, is characterized in that: described in enter the Liquid level mouth (21) of ore deposit steel pipe (2) towards case top (13).
3. a kind of flotation device chats case as claimed in claim 2, is characterized in that: described closing device comprises lifting screw (3) and prill (4); Described lifting screw (3) runs through case top (13) one end and stretches in cavity, lifting screw (3) can along its axis direction rectilinear motion, the axis of lifting screw (3) and the dead in line of Liquid level mouth (21); Also comprise and be arranged at case top (13) for locking the locking mechanism of lifting screw (3) position; Described prill (4) is fixed on one end that lifting screw (3) is positioned at cavity, and the diameter of prill (4) is greater than or equal to the internal diameter of Liquid level mouth (21).
4. a kind of flotation device chats case as claimed in claim 2, is characterized in that: described prill (4) is metal medicine ball.
5. a kind of flotation device chats case as described in claim 3 or 4, is characterized in that: described locking mechanism is for being arranged at the suitable internal thread of case top (13) and lifting screw (3).
6. a kind of flotation device chats case as described in claim 3 or 4, it is characterized in that: also comprise guide block (5), described guide block (5) is fixed on case top (13), and guide block (5) is provided with the pilot hole (51) holding lifting screw (3) and pass through.
7. a kind of flotation device chats case as claimed in claim 6, is characterized in that: described pilot hole (51) is screwed hole, lifting screw (3) and pilot hole (51) threaded engagement.
8. a kind of flotation device chats case as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described in enter ore deposit steel pipe (2) be 90 degree of bend pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510819774.1A CN105251623A (en) | 2015-11-23 | 2015-11-23 | Middling ore box of flotation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510819774.1A CN105251623A (en) | 2015-11-23 | 2015-11-23 | Middling ore box of flotation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105251623A true CN105251623A (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510819774.1A Pending CN105251623A (en) | 2015-11-23 | 2015-11-23 | Middling ore box of flotation machine |
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| CN (1) | CN105251623A (en) |
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| CA2621576A1 (en) * | 2008-02-13 | 2009-08-13 | William L. Strand | An apparatus and a method for separating a flotation froth |
| CN202238332U (en) * | 2011-09-28 | 2012-05-30 | 长沙有色冶金设计研究院有限公司 | Flotation assembly |
| CN103041986A (en) * | 2013-01-16 | 2013-04-17 | 太原钢铁(集团)有限公司 | Vibrating screen ore-feeding device |
| CN203470140U (en) * | 2013-09-04 | 2014-03-12 | 鞍钢集团矿业公司 | Ore pulp control device of ore separating box |
| CN203838111U (en) * | 2014-05-23 | 2014-09-17 | 黄石大江集团有限公司 | Ore pulp automatic flow control device of ultrasonic tubular ore pulp concentration meter |
| CN205164972U (en) * | 2015-11-23 | 2016-04-20 | 四川安宁铁钛股份有限公司 | Flotation device chats case |
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2015
- 2015-11-23 CN CN201510819774.1A patent/CN105251623A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2621576A1 (en) * | 2008-02-13 | 2009-08-13 | William L. Strand | An apparatus and a method for separating a flotation froth |
| CN202238332U (en) * | 2011-09-28 | 2012-05-30 | 长沙有色冶金设计研究院有限公司 | Flotation assembly |
| CN103041986A (en) * | 2013-01-16 | 2013-04-17 | 太原钢铁(集团)有限公司 | Vibrating screen ore-feeding device |
| CN203470140U (en) * | 2013-09-04 | 2014-03-12 | 鞍钢集团矿业公司 | Ore pulp control device of ore separating box |
| CN203838111U (en) * | 2014-05-23 | 2014-09-17 | 黄石大江集团有限公司 | Ore pulp automatic flow control device of ultrasonic tubular ore pulp concentration meter |
| CN205164972U (en) * | 2015-11-23 | 2016-04-20 | 四川安宁铁钛股份有限公司 | Flotation device chats case |
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| 王君伟: "泵池分矿箱旋塞提升机构的改造及应用", 《包钢科技》 * |
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Application publication date: 20160120 |