CN1020177C - Vibrative drum type high gradient anagnetic dressing machine - Google Patents
Vibrative drum type high gradient anagnetic dressing machine Download PDFInfo
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- CN1020177C CN1020177C CN 90105499 CN90105499A CN1020177C CN 1020177 C CN1020177 C CN 1020177C CN 90105499 CN90105499 CN 90105499 CN 90105499 A CN90105499 A CN 90105499A CN 1020177 C CN1020177 C CN 1020177C
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- chamber
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- agitating
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Abstract
The present invention relates to a vibration and agitation type high-gradient magnetic separator. A plurality of feeding and discharging through holes communicated with a separation cavity are formed in a pole head or an iron armor of the present invention; a vibration device of the present invention uses a vibration motor and an elastic support seat, and is directly connected with a separation tank by a connecting rod to transfer simultaneous movement; an agitation device of the present invention is provided with an agitation chamber moving up and down and is connected in series to a lower passage of the separation cavity by a telescopic element. The magnetic separator of the present invention has the advantages of less magnetic leakage, uniform magnetic field in a cavity, uniform material flow distribution, high vibration intensity, big agitation stroke coefficient, favorable material separation effect and high separation efficiency, thoroughly solves the problem that magnetic medium machines are occluded and blocked, and particularly suitable for separating different kinds of weak-magnetic micro fine particle material, such as ferrotantalum niobium ores, peanut ores, etc.
Description
The present invention relates to a kind of high-gradient magnetic separation apparatus, be applicable to magnetic material, the particularly sorting of weak magnetic fine granule material, excitatory solenoid is housed in its mail, the sorting jar that is arranged in excitatory solenoid is filled magnetizing mediums, is provided with the mechanical vibrator and the machinery that impel material loosening in assorting room and agitates device.
Have some at present and be used for the high-gradient magnetic separation apparatus of sorting magnetic material, and,, proposed some improvement projects to prevent the magnetizing mediums obstruction and to improve separating effect in order to promote material particles loose.As Chinese patent application 89212650.7 disclosed " periodic vibration high-gradient magnetic separator " (publication number CN2055413U, April 4 nineteen ninety), it adopts the solenoid magnet of high field intensity, a cover is housed overlaps the flow fluctuation system with the vibrational system and that the sorting jar links.Vibrational system has an eccentric wheel, is driven by motor and driving belt, makes the sorting jar produce axial vibration by connecting rod; Pulsation system comprises the cylinder body that the pulsation annular diaphragm is housed, and dress water when annular diaphragm is driven by eccentric rod gear, produces fluctuating flow in the cylinder body in the cylinder body, sends into the feed pipe of magnetic separator through carrier pipe.Its weak point is, gives, discharge all adopts a hole, forms two very big air gaps up and down in the magnetic pole head, influence the even distribution of the interior field intensity of sorting chamber; And also be difficult to be evenly distributed by the materials flow that feed well enters, reduced the efficiency of separation, particularly relatively poor to the separating effect of weakly magnetic materials such as the ildefonsite of microfine, wolframite.In addition, the vibration of this equipment, agitate the member of device more, structure is compact inadequately.Chinese invention patent application 86106144 discloses a kind of " pulsating high gradient magnetic separator with vertical ring " (publication number GK86106144, on March 16th, 1988), its sorting mechanism is a upright ring, pulsation water device is set under the upright ring, its structure is to load onto solicitating film in the side of rectangle trunk, is driven by eccentric rod gear and produces fluctuating flow.This equipment uses conventional magnet, and magnetic field intensity is lower, easily produces leakage field if work under higher magnetic field intensity condition.Thus, this equipment is for the very weak material of magnetic, and separating effect can be relatively poor.
The objective of the invention is, design a kind of efficiency of separation and productivity ratio vibrative drum type high gradient anagnetic dressing machine higher, that be specially adapted to weak magnetic fine granule material sorting.
The solution of invention is to offer a plurality of charging and discharging through holes in magnetic pole head or mail.They evenly distribute by geometric figure, preferably adopt equidistant box formation or isometrical poor concentric circles form etc.
Relevant improvement project is to be provided with the ore pulp chamber that is communicated with the top through hole; Vibrating mechanism is to be made of vibrating motor and elastic support, and elastic support is installed on the ore pulp chamber; Agitate device to comprise the chamber of agitating of ore pulp chamber under the double as that can move up and down, be serially connected in by telescopic element in the lower passage of sorting chamber, it has the support that is driven by transmission mechanism.
Compared with prior art, the present invention has following advantage:
1. many charging and discharging holes that distribute make the Distribution of Magnetic Field in the sorting chamber even, simultaneously materials flow are evenly distributed, thereby make the load of magnetizing mediums even, and be fully used, and have improved the efficiency of separation and productivity ratio.Both be applicable to the sorting of the weak magnetic mineral such as ildefonsite, wolframite of microfine, also can be used for the sorting of other magnetic material.
2. oscillation intensity is big, agitates effect strong, therefore under the synergy of vibrating and agitating, being adsorbed in magnetizing mediums particle on every side is easier to loose, the competitiveness of non-magnetic particle strengthens, and can separate with magnetic-particle effectively, has thoroughly eliminated magnetizing mediums mechanical entrainment and blockage problem.
3. compact integral structure is rationally distributed, and member is less, is easy to maintenance and repair.
Accompanying drawing is the elevation cross-sectional view of magnetic separator of the present invention.
Accompanying drawing has been showed relevant embodiment of the present invention, and the invention will be further described below in conjunction with accompanying drawing:
Magnetic separator of the present invention, its structure comprise a fixed frame 15, and the mail on the fixed frame 15 is made up of last mail 20, side mail 7 and following mail 17.For ease of installation and maintenance, at the middle part of last mail 20 magnetic pole head 23 is set usually; Descend in case of necessity mail 17 also can do same design.Excitatory solenoid 6 places mail, and a fixed muffle 19 is arranged in the excitatory solenoid 6, is sorting chamber in the fixed muffle 19.Sorting jar 5 in the sorting chamber fills up magnetizing mediums, and sorting jar 5 connects with vibrating device by connecting rod 3.
Evenly offering a plurality of material holes 21 and 16 in last magnetic pole head 23 and following mail 17, the hole is arranged in equidistant in length and breadth box formation; Perhaps form a plurality of concentric circles, these concentrically ringed diameters are arithmetic series.The logical charge level of through hole amasss ratio, and promptly the sectional area sum of through hole is 1/4-1/3 with the ratio of the sectional area of sorting chamber.Crossing conference because of the aperture makes magnetic field inhomogeneous; The too small punishment in advance that then influences is selected between the 12mm-16mm and is advisable.
At this, above through hole 21 is a charging hole, and lower through-hole 16 is a relief hole.Connect for simplifying pipeline, being provided with the ore pulp chamber is slurry intake chamber 25, makes feed pipe 4 and go up water inlet pipe 22 to be connected with feed well 21 by slurry intake chamber 25; And drainage conduit 10 and 13 is via agitating chamber 14 to be connected with relief hole 16.
Vibrating motor 1 places on the elastic support, and elastic support is made of electric baseboard 2, flexible member 24, is fixed on the slurry intake chamber 25.4 helical springs of flexible member 24 general employings also can adopt steel spring plate, elastic caoutchouc etc.The vibration frequency of vibrating motor 1 is 1500-3000 time/minute, and oscillation intensity is adjustable by its eccentric wheel, and amplitude is 5-10mm.For improving oscillation intensity, 4 bounce-back pieces 18 are housed between sorting jar 5 and the following mail 17, make with rubber, also can adopt other flexible members such as spring.
It is bucket-shaped to agitate chamber 14 to be awl, and the ore pulp chamber promptly collects the slurry chamber under the double as, is serially connected in the lower channel by upper and lower extensible member 8 and 12.Last extensible member 8 is solid two rubber rings together of outer rim connection, above one inner edge be fixed on down on the mail 17, below one inner edge and agitate chamber 14 to link; Following extensible member 12 adopts corrugated telescoping tube, is connected to the lower end of agitating chamber 14.Agitate chamber 14 to connect with the middle part of movable support 9, an end of movable support 9 and following mail 17 hinge joints when the other end is driven when this hinged end moves reciprocatingly by toggle 11, can drive and agitate chamber 14 to move up and down, and produce fluctuating flow.Movable support 9 also can adopt other conceptual design, for example in the relevant position of frame 15 longitudinal rail is set, and can make the movable support of upper and lower translation formula.Agitating frequency is 300-400 time/minute; Amplitude is 0-30mm.Agitate the stroke coefficient of device big, then agitate effect strong, for making stroke coefficient greater than 1, the maximum cross-section that preferably will agitate the chamber is taken as 1-1.2 with the ratio in sorting jar 5 cross sections.
Magnetic separator of the present invention is made and is provided with the magnetic pole head in the mail, following mail is not established the structure of magnetic pole head, the sorting chamber diameter is φ 500mm, the aperture is φ 16mm, and hole count is 294, and spacing is 24mm in length and breadth, the long-pending ratio of logical charge level is 0.30, when magnetic field intensity was 1 tesla, the sorting granularity was-0.074mm that head grade is 0.016%(Ta+Nb)
2O
5The thin mud of tantalum niobium, through the index of a sorting be: concentrate grade reaches 0.98%(Ta+Nb)
2O
5, concentration ratio is up to 61.3, and the rate of recovery 45.75%, disposal ability reach 30 tons/hour (dry ores).Under the close situation of concentrate grade, than the rate of recovery raising about 30% of former technology 15%.
Claims (7)
1, a kind of vibrative drum type high gradient anagnetic dressing machine, it has a knockdown mail that comprises the magnetic pole head, has the charging and discharging through hole in magnetic pole head or the mail; Excitatory solenoid is housed in the mail; The sorting jar of filling magnetizing mediums is housed in sorting chamber; In addition, it also is provided with the vibrating device that acts on the sorting jar and produces the device of agitating of fluctuating flow, feature of the present invention is, described vibrating device is made up of vibrating motor and elastic support, directly link by connecting rod and sorting jar, be provided with the bounce-back element below the sorting jar, the described device of agitating has a usefulness telescopic element to be serially connected in the chamber of agitating in the sorting chamber lower channel, and agitates the chamber to link by movable support and the transmission mechanism that is provided with.
2, magnetic separator according to claim 1 is characterized in that, has the charging and discharging through hole of a plurality of distributions in last magnetic pole head and following mail, and the logical charge level of described through hole is long-pending than being 1/4-1/3.
3, magnetic separator according to claim 2 is characterized in that, described through hole distributes by equidistant square formation or the concentrically ringed mode of isometrical difference.
According to claim 2 or 3 described magnetic separators, it is characterized in that 4, the diameter of described through hole is 12mm-16mm.
5, magnetic separator according to claim 1 and 2 is characterized in that, is provided with the ore pulp chamber that is connected with the top through hole.
6, magnetic separator according to claim 1 and 2 is characterized in that, the 1.0-1.2 that described sectional area of agitating the chamber is a sorting chamber doubly.
7, magnetic separator according to claim 1 and 2 is characterized in that, the elastic ring of inner edge folding constitutes but described last telescopic element of agitating the chamber is linked to each other by two outer rims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90105499 CN1020177C (en) | 1990-07-19 | 1990-07-19 | Vibrative drum type high gradient anagnetic dressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90105499 CN1020177C (en) | 1990-07-19 | 1990-07-19 | Vibrative drum type high gradient anagnetic dressing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1058156A CN1058156A (en) | 1992-01-29 |
| CN1020177C true CN1020177C (en) | 1993-03-31 |
Family
ID=4879313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90105499 Expired - Fee Related CN1020177C (en) | 1990-07-19 | 1990-07-19 | Vibrative drum type high gradient anagnetic dressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1020177C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101214468B (en) * | 2007-12-29 | 2010-04-14 | 内蒙古科技大学 | Technique for choosing niobium from ferrum, rare earth and niobium paragenic ore |
| CN104384017B (en) * | 2014-12-03 | 2016-11-23 | 崔雷 | Anti-blocking electromagnetic separator |
| CN107362905B (en) * | 2017-09-26 | 2019-01-15 | 湖北鑫鹰环保科技股份有限公司 | A kind of built-in vibration magnetic separator |
| CN108855599A (en) * | 2018-08-01 | 2018-11-23 | 佛山市万达业机械股份有限公司 | It is a kind of except iron chamber component and to use its equipment for removing ferric ion |
| CN110116048B (en) * | 2019-06-25 | 2020-06-02 | 浙江天力磁电科技有限公司 | Low-power-consumption energy-saving high-gradient magnetic separator for mineral separation |
| CN111558456B (en) * | 2020-04-02 | 2022-06-03 | 昆明理工大学 | Electromagnetic field centrifugal high gradient magnetic separator |
| CN112452535B (en) * | 2020-11-02 | 2023-03-14 | 赣州金环磁选设备有限公司 | Periodic pulse vibration high-gradient magnetic separator |
| CN114749273A (en) * | 2022-04-29 | 2022-07-15 | 沈阳隆基电磁科技股份有限公司 | Electromagnetic purifying machine |
-
1990
- 1990-07-19 CN CN 90105499 patent/CN1020177C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1058156A (en) | 1992-01-29 |
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