CN2059603U - Wet type cylinder type weak magnetic separator for multi-force field separation - Google Patents

Wet type cylinder type weak magnetic separator for multi-force field separation Download PDF

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Publication number
CN2059603U
CN2059603U CN 89208057 CN89208057U CN2059603U CN 2059603 U CN2059603 U CN 2059603U CN 89208057 CN89208057 CN 89208057 CN 89208057 U CN89208057 U CN 89208057U CN 2059603 U CN2059603 U CN 2059603U
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China
Prior art keywords
magnetic
separation
concentrate
separation chamber
sorting
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Withdrawn
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CN 89208057
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Chinese (zh)
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张振宇
谢强
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Beijing General Research Institute of Mining and Metallurgy
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Beijing General Research Institute of Mining and Metallurgy
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Priority to CN 89208057 priority Critical patent/CN2059603U/en
Publication of CN2059603U publication Critical patent/CN2059603U/en
Withdrawn legal-status Critical Current

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Abstract

The wet barrel type weak magnetic separator for multi-force field separation is mainly composed of main components of a frame, a movable ore feeding hopper, a separation tank body, a concentrate conveying barrel, a wake flow regulating device and the like, and is mainly characterized in that the separation tank body is provided with a large-volume separation chamber with an overflow channel and an ore feeding flushing water device near the central line of the concentrate conveying barrel, the movable ore feeding hopper is arranged at the upper part of the separation chamber, the separation magnetic force is changed by regulating the distance between the movable ore feeding hopper and a magnetic system, so that the minerals can be subjected to multi-force field separation of magnetic force, gravity and water flow impact force in the separator, and the separation efficiency is improved.

Description

Multi-force field separated wet tubular magnet separator with weak magnet
The utility model belongs to the separation equipment of Armco magnetic iron mineral and non-magnetic material.
Magnetite separation generally adopts electromagnetism or the weak magnetic separator of permanent magnetic wet type cartridge type to carry out both at home and abroad, this magnetic separator is divided into three types of following current, adverse current and half adverse currents by the sorting trough body structure, because electromagnetic separator excitation consumed power, many again in recent decades with the weak magnetic separator of permanent magnetic wet type cartridge type, it is transported several parts such as cylindrical shell, concentrate discharging water device and is formed by frame, transmission system, sorting cell body, 120 permanent magnetic system, the concentrate of spending disk pack angles, the left and right sides.The certain density ore pulp of magnetic iron ore furnishing of certain particle size will be worn into, feed the sorting cell body, vignite is adsorbed on and is equipped with in the cell body fixedly that the concentrate of permanent magnetic system transports on the cylindrical shell, the concentrate of rotation transports cylindrical shell and takes it to concentrate gape that nothing has magnetic force, unload by concentrate discharging water, mine tailing turns to equidirectional (uni-flow vat) to discharge or discharge with tube switched in opposite direction (adverse current or half counter-flow vat) along sorting cell body bottom or with tube, which kind of sorting cell body no matter, when the Armco magnetic iron mineral are adsorbed generally all apart from tube table tens a millimeter place, higher and single sorting magnetic force and simple sorting mode easily produce serious magnetic coagulation and cause that magnetic is mingled with, and influence the raising of beneficiating efficiency; Because the mine tailing passage is narrow and small, also significantly reduced disposal ability simultaneously to the low concentration magnetic mineral; Sorting magnetic force and sort the constant of mode, the character such as magnetic rate, granularmetric composition that also are difficult to adapt to selected mineral change in a big way.
Soviet Union 1980-1981 once reported a kind of З Ъ М-80/170 and З Ъ М-80/250 type electromagnetism counter-flow vat drum magnetic separator, and to 270 degree, the ore deposit liquid of cell body soaked the center line of cylindrical shell greatly at the disk pack angle, but the sorting mode does not have variation in essence.
The purpose of this utility model provide a kind of simple in structure, beneficiating efficiency is high, the character of selected mineral is had magnetic cylinder type magnetic separator a little less than the big adaptive novel wet type.
Fig. 1 is the utility model structure schematic cross-sectional view.
Fig. 2 is a mine feeding bucket schematic cross-sectional view of the present utility model.
[ 1 ] is transmission system among Fig. 1, can be made up of common Y series motor and belt pulley or general reductor.[ 2 ] be total feed pipe, be responsible for supplying with to ore deposit flushing water (or washings) and concentrate discharging water.[ 3 ] be mainframe, form, transport cylindrical shell and sorting cell body in order to support permanent magnetic system and concentrate by common channel-section steel weldering system.[ 4 ] be sorting cell body of the present utility model, itself and concentrate transport cylindrical shell and are complementary, transporting the cylindrical shell centerline near concentrate in cell body has prismatic separation chamber [ 6 ] wide at the top and narrow at the bottom, regulates the water yield of wash tub pipe [ 11 ] or lifting pipe [ 5 ] (also a kind of water pipe can only be installed) in separation chamber with valve [ 10 ].[ 9 ] be to be used in the separation chamber disperse to the even jig of the common plane in ore deposit.[ 7 ] be separation chamber's rear portion downflow weir.[ 22 ] be separation chamber's rear portion overflow outlet.[ 16 ] for the anterior downflow weir of sorting cell body.[ 19 ] be the anterior overflow outlet of sorting cell body, it mainly acts on is the auxiliary liquid level of stablizing.[ 21 ] be the mine tailing discharge pipe shutoff valve of sorting cell body, can control by handle [ 18 ].[ 12 ] for the metal concentrate of non-ferromagnetic matter transports cylindrical shell, it is placed in the cell body and keeps certain distance (district's working clearance scanned in title) with bottom land.[ 13 ] for being suspended on the yoke on the main shaft.[ 14 ] be the strontium ferrite magnetic system that is fixed on the yoke, nearly half garden week of disk pack angle, magnetic field intensity 180-0mT.[ 15 ] be concentrate discharging water pipe.[ 17 ] be the concentrate bucket.[ 20 ] be used to support transmission system for paying frame.[ 8 ] are the mine feeding buckets that can front and back moves up and down that is driven by walking and elevating mechanism among Fig. 1, make with non-ferromagnetic material, regulate the sorting magnetic force that the distance change can change selected mineral for the position, ore deposit between [ 8 ] and magnetic system, mine feeding bucket also can reach in the middle of the separation chamber (see among the figure shown in the dotted line) to the ore deposit.The A district is for dividing the constituency among the figure, and the B district is an overflow area, and the CD section is the section of scanning, and the DE section is a concentrate transportation section.The stop valve [ 21 ] of tailing stream regulating handle [ 18 ] control can keep being full of in the cell body ore pulp and make mineral syrup liquid to height of weir plate.
When selected ore pulp vertically is given on the even jig, ore pulp is analysed and is mapped on the compass screen surface [ 9 ], make it more evenly to fall in the separation chamber, part lightweight non magnetic ore directly flows out to overflow outlet [ 22 ] from rear portion downflow weir [ 7 ] under the overflow effect of rear portion, another part non magnetic ore flow to the CD section of scanning under gravity and downward flow action, magnetic mineral is shifted to concentrate and is transported cylindrical shell [ 12 ] under the magneticaction that permanent magnetic system produces, be subjected to impact in the way again to the ore deposit flushing water, broken the magnetic coagulation that forms, " discharge " the non-magnetic mineral of wrapped folder, flushing water also hinder shelves non-magnetic material shift to tube table and exempt from it and sneak into iron ore concentrate.The magnetic iron ore that is subjected to washing water impact is overcoming during water flow impact pressure continues near the cylindrical shell way, some non-magnetic material that is still advanced by its wrapped folder still can fall in gravity effect lower part scans the district, and all mineral through scanning the district are discharged from the tailing stream control valve after scanning.Magnetic mineral is adsorbed onto tube table at last and transports cylindrical shell by the concentrate that rotates and enter the concentrate bucket.Give the ore deposit in the separation chamber if mine feeding bucket inserts, then open ascending water, a part of lightweight non magnetic ore that makes it in the selected mineral also flows out from separation chamber's rear portion overflow ducts [ 22 ] under the ascending current effect.
Sorting magnetic force can be regulated by changing to ore deposit point in the whole assorting room, the gravity separation effect can be controlled by tailing stream regulating handle [ 18 ] control wake flow control valve [ 21 ], water flow impact pressure can be regulated by water regulating valve door [ 11 ], except that the lower magnetic mineral of magnetic rate, the sorting of general magnetic mineral is all carried out under more weak magnetic force.
[ 23 ] are for supporting the roller of mine feeding bucket among Fig. 2, [ 24 ] for regulating the handwheel that mine feeding bucket moves forward and backward, [ 25 ] be the leading screw that handwheel [ 24 ] drives, [ 26 ] be fixing branch ore deposit device in producing (not belonging to the utility model), [ 27 ] be the mine feeding bucket body, [ 28 ] be to ore deposit depth location adjustable plate handwheel, [ 29 ] for driving the leading screw of giving the ore deposit depth-regulating plate, [ 30 ] be slideway to the ore deposit depth-regulating plate, [ 31 ] be to the ore deposit depth-regulating plate, [ 32 ] are the mineral outlet of mine feeding bucket.
Drive leading screw [ 25 ] mine feeding bucket is moved forward and backward by rotating handwheel [ 24 ], in moving process with produce in fixing not coming in contact to branch ore deposit, ore deposit device [ 26 ].Adjusting handle [ 28 ] moves up and down to make to the ore deposit point by leading screw [ 29 ] drive adjustable plate and changes in vertical direction, and the size of whole mine feeding bucket and sorting cell body and frame are complementary.
This utility model such as concentrate transport barrel diameter and are designed to 2000 millimeters of 1050 millimeters tube lengths, sorting cell body and this tube coupling, then magnetic is that cornerite should be between the 140-180 degree, scanning district's working clearance is the 50-100 millimeter, the about 300-500 millimeter of distance between separation chamber's downflow weir and cylindrical shell, the cylindrical shell running speed is 0.8-1.5 rice second, tube table magnetic field intensity is 150-180mT, should show the 100-200 millimeter apart from tube to the ore deposit point, handle-200 order grain size contents and be about 90% magnet mineral per hour treating capacity can reach the 30-80 ton; Handle-200 order grain size contents and be about 50% magnet mineral and per hour can reach the 80-120 ton; Feed ore concentration is when 15% left and right sides, and the volume treating capacity per hour can reach the 200-400 cubic meter.
Characteristics of the present utility model are:
1. the structure of sorting cell body is
Have near horizontal center line, be full of ore pulp, the big volume separation chamber in downfield district is arranged, be provided with the ascending water device of the flushing water of breaking magnetic coagulation or rinsing non-magnetic material in the separation chamber and directly be provided with the rear portion overflow ducts.
2. have and to regulate the main sorting power mechanism of (comprising sorting magnetic force).
3. the sorting mode that has magnetic force, gravity, the sorting of many field of forces of water flow impact pressure has realized low magnetic force sorting, high magnetic force is wound up and the assorting room of tail is thrown in overflow in advance.
These characteristics makes the utility model produce following advantage:
1. improved beneficiating efficiency.
2. increased the disposal ability of low concentration magnetic iron ore.
3. increased the variation of mineralogical property in the in a big way adaptability of magnetic rate, feed preparation unit size etc. for example.
Adopting concentrate transportation tube diameter is the utility model of 2000 millimeters specifications of 1050 millimeters tube lengths when handling the Anshan type magnetic iron ore that China's somewhere different grain size forms, and improves about 20-40% relatively than the beneficiating efficiency of same specification half counter-flow vat magnetic separator.
The utility model is simple in structure, and control is used for various types of magnetic iron ore sortings and all can receives effect preferably with recovery coal separation dense media (magnetic iron ore) flexibly.

Claims (1)

1, a kind ofly transport the wet type cartridge type low intensity magnetic separation machine that mechanisms such as cylindrical shell, permanent magnetic system, tailing stream adjusting device form by frame, transmission system, sorting cell body, mine feeding bucket, concentrate, of the present utility model being characterised in that:
A. in the sorting groove, transport the centerline of cylindrical shell, be provided with approximate triangular shape, selected mineral can directly feed and with the separation chamber of wash tub pipe and lifting pipe near concentrate;
B., downflow weir and overflow ducts that one connection separation chamber is arranged in the sorting cell body make the rear portion overflow flow out by this passage;
C., the common plane sieve can be set on separation chamber top;
D. mine feeding bucket is supported on the frame with roller, and the ore deposit depth-regulating plate of giving of mine feeding bucket is connected with leading screw.
CN 89208057 1989-06-03 1989-06-03 Wet type cylinder type weak magnetic separator for multi-force field separation Withdrawn CN2059603U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 89208057 CN2059603U (en) 1989-06-03 1989-06-03 Wet type cylinder type weak magnetic separator for multi-force field separation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 89208057 CN2059603U (en) 1989-06-03 1989-06-03 Wet type cylinder type weak magnetic separator for multi-force field separation

Publications (1)

Publication Number Publication Date
CN2059603U true CN2059603U (en) 1990-07-25

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Application Number Title Priority Date Filing Date
CN 89208057 Withdrawn CN2059603U (en) 1989-06-03 1989-06-03 Wet type cylinder type weak magnetic separator for multi-force field separation

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CN (1) CN2059603U (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101518756B (en) * 2009-04-03 2010-05-12 湖北声荣环保节能科技有限公司 Method and device for permanent-magnet arc-shaped groove inner surface axial sorting
CN101518755B (en) * 2009-03-30 2010-05-12 湖北声荣环保节能科技有限公司 Method and device for permanent-magnet drum eccentric inner surface axial sorting
CN101829631A (en) * 2010-05-14 2010-09-15 茂名市银华高岭土实业有限公司 Belt wet permanent magnetic cylinder type magnetic separator
CN103785528A (en) * 2014-01-25 2014-05-14 山东华特磁电科技股份有限公司 Accuracy-improving dreg-reducing magnetic separator
CN105983481A (en) * 2016-07-12 2016-10-05 陈勇 Ore dressing device for magnetite in water
CN106076614A (en) * 2016-07-12 2016-11-09 陈勇 The rotating flow pot type ore-dressing plant of magnetic iron ore in water
CN106179729A (en) * 2016-07-12 2016-12-07 陈勇 The ore-dressing plant of magnetic iron ore in a kind of water
CN108654835A (en) * 2018-07-11 2018-10-16 王安生 Hyperpure iron extract magnetic separator
CN115445768A (en) * 2022-10-20 2022-12-09 岳阳大力神电磁机械有限公司 Gravity-magnetic separator

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101518755B (en) * 2009-03-30 2010-05-12 湖北声荣环保节能科技有限公司 Method and device for permanent-magnet drum eccentric inner surface axial sorting
CN101518756B (en) * 2009-04-03 2010-05-12 湖北声荣环保节能科技有限公司 Method and device for permanent-magnet arc-shaped groove inner surface axial sorting
CN101829631A (en) * 2010-05-14 2010-09-15 茂名市银华高岭土实业有限公司 Belt wet permanent magnetic cylinder type magnetic separator
CN103785528A (en) * 2014-01-25 2014-05-14 山东华特磁电科技股份有限公司 Accuracy-improving dreg-reducing magnetic separator
CN103785528B (en) * 2014-01-25 2016-05-11 山东华特磁电科技股份有限公司 Put forward essence and fall slag magnetic separator
US9833791B2 (en) 2014-01-25 2017-12-05 Shangdong Huate Magnet Technology Co., Ltd Magnetic separator for improving grade of refined ore and reducing slags
CN105983481A (en) * 2016-07-12 2016-10-05 陈勇 Ore dressing device for magnetite in water
CN106076614A (en) * 2016-07-12 2016-11-09 陈勇 The rotating flow pot type ore-dressing plant of magnetic iron ore in water
CN106179729A (en) * 2016-07-12 2016-12-07 陈勇 The ore-dressing plant of magnetic iron ore in a kind of water
CN108654835A (en) * 2018-07-11 2018-10-16 王安生 Hyperpure iron extract magnetic separator
CN108654835B (en) * 2018-07-11 2023-10-27 王安生 Super-pure iron fine powder magnetic separator
CN115445768A (en) * 2022-10-20 2022-12-09 岳阳大力神电磁机械有限公司 Gravity-magnetic separator

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