CN205570542U - Hierarchical magnet separator of series connection - Google Patents

Hierarchical magnet separator of series connection Download PDF

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Publication number
CN205570542U
CN205570542U CN201620228507.7U CN201620228507U CN205570542U CN 205570542 U CN205570542 U CN 205570542U CN 201620228507 U CN201620228507 U CN 201620228507U CN 205570542 U CN205570542 U CN 205570542U
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magnetic
sorting
belt
magnetic system
level
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何亚民
魏勇
徐智平
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Chengdu Leejun Industrial Co Ltd
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Chengdu Leejun Industrial Co Ltd
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Abstract

The utility model discloses a hierarchical magnet separator of series connection, which comprises a frame, select separately the belt from last from establishing the one -level down in proper order in the frame, one -level conveyor belt, belt and second grade conveyor belt are selected separately to the second grade, the below that the belt is located the feed inlet is selected separately to the one -level, and the delivery end of one -level sorting belt is equipped with throws tail mechanism no. 1, it is one that the hypodermis in -band side of one -level sorting belt is equipped with sorting magnetism, it is a delivery end that covers one -level conveyor belt to select separately magnetism, the pan feeding end cover one -level conveyor belt's of belt delivery end is selected separately to the second grade, the delivery end that the belt was selected separately to the second grade is equipped with throwing tail mechanism no. 2, second grade conveyor belt's pan feeding end covers the scope of unloading of throwing tail mechanism no. 2. The utility model discloses a hierarchical magnet separator simple structure of serial -type, accommodation broaden, can guarantee the finished product ore grade can carry high recovery again, are applicable to trade magnetic mineral's behind the grinding equipment grinding such as metallurgy, mine, chemical industry sorting.

Description

Serial graded magnetic separator
Technical field
This utility model relates to magnetic plant field, mine, particularly to a kind of serial graded magnetic separator.
Background technology
China's iron ore deposit is abundanter, but lean ore is many, rich ore is few, so nearly all iron ore will be by sorting to improve grade and the utilization rate of raw material.When using dry-type magnetic extractor to sort, owing to Ore disseminated grain size is uneven, in order to obtain higher grade, generally crush by minimum disseminated grain size, so that the iron mineral that a part reaches monomer dissociation produces unnecessary overground, cause the loss of metal and the increase of energy consumption;Simultaneously as valuable mineral is overground seriously, although weak magnetic operation reclaims iron mine effect preferably, but stone-like pulse is mingled with phenomenon seriously, in order to upgrade, have to reduce the response rate, thus causes tailings grade higher.In other words, existing dry-type magnetic extractor cannot solve the contradiction between finished product ore deposit grade and the response rate.
Utility model content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, it is provided that a kind of simple in construction, wide accommodation, not only can guarantee that finished product ore deposit grade but also can improve the tandem stage magnetic separator of the response rate.Magnetic separator of the present utility model is applicable to industry sortings of magnetic mineral after milling equipment grinding such as metallurgy, mine, chemical industry, is particularly suited for the sorting of breeze after high-pressure roller mill extrudes.
The technical solution adopted in the utility model is as follows: a kind of serial graded magnetic separator, including frame, sets one-level sorting belt, first-level transport belt, two grades of sorting belts and two-stage conveying belt in described frame the most successively;Described one-level sorting belt is positioned at the lower section of charging aperture, and the delivery end of one-level sorting belt is provided with Pao Wei mechanism one, is provided with sorting magnetic system one, is provided with demagnetizing region between described Pao Wei mechanism one and sorting magnetic system one inside the lower belt of described one-level sorting belt;Being provided with first-level transport belt below described one-level sorting belt, the feeding end of described first-level transport belt covers the unloading range of Pao Wei mechanism one, the delivery end of described sorting magnetic system one covering first-level transport belt;The lower section of described first-level transport belt is provided with two grades of sorting belts, the feeding end of described two grades of sorting belts covers the delivery end of first-level transport belt, the delivery end of described two grades of sorting belts is provided with Pao Wei mechanism two, the lower section of two grades of sorting belts is provided with two-stage conveying belt, and the feeding end of described two-stage conveying belt covers the unloading range of Pao Wei mechanism two.
Setting due to said structure, first, material falls into one-level sorting belt upper surface from charging aperture and runs arrival Pao Wei mechanism one with belt, magnetic material is attracted to non-magnetic material in Pao Wei mechanism one and is then thrown into mine tailing mouth under centrifugal action, it is achieved magnetic material separates with non-magnetic material.Owing to being provided with demagnetizing region between Pao Wei mechanism one and sorting magnetic system one, magnetic material falls into the feeding end of first-level transport belt after departing from magnetic working scope;Further, when magnetic material is transported to, by first-level transport belt, the working range sorting magnetic system one, strongly magnetic material is sorted magnetic system one absorption and in the lower belt surface of one-level sorting belt and falls into concentrate mouth with belt operation, weakly magnetic material then runs with first-level transport belt and falls on two grades of sorting belts, it is achieved sort strongly magnetic material and weakly magnetic material;Finally, weakly magnetic material runs to Pao Wei mechanism two with two grades of sorting belts, the sorting of weakly magnetic material and non-magnetic material is again realized under the effect of Pao Wei mechanism two, i.e. non-magnetic material is thrown into mine tailing mouth under centrifugal action, and weakly magnetic material is then fallen into and continued sorting on the two-stage conveying belt below Pao Wei mechanism two.
Being provided with sorting magnetic system two inside the lower belt of two grades of sorting belts, be again provided with demagnetizing region between mechanism two of sorting magnetic system two and Pao Wei, magnetic material falls into the feeding end of two-stage conveying belt after departing from magnetic working scope;Further, when magnetic material is transported to, by two-stage conveying belt, the working range sorting magnetic system two, strongly magnetic material be sorted magnetic system two absorption two grades sorting belts lower belt surface and with belt run fall in mine mouth, the material of the most weak magnetic then can be thrown into mine tailing mouth by the delivery end of two-stage conveying belt.
In order to make sorting magnetic system one that the sorting of strong magnetic and weak magnetic be better achieved, described sorting magnetic system one is provided with the field regions that multiple magnetic field intensity is different.When magnetic material enters the working range of sorting magnetic system one, the strongly magnetic material that mean diameter is less is captured by magnetic field and is attached in the lower belt surface of one-level sorting belt, and what mean diameter was bigger then cover on the less material surface of particle diameter.When the magnetic material being attracted on one-level sorting belt is transported to the relatively low-intensity magnetic field district sorting magnetic system one, the magnetic material that part particle diameter is bigger will be fallen on first-level transport belt more than magnetic attraction due to self gravitation, when the magnetic material of whereabouts is delivered to the next one relatively high-intensity magnetic field district by first-level transport belt, the magnetic material that particle diameter is bigger can be picked up again, so, constantly pick up-fall-process that picks up by sorting magnetic system pair of magnetic material, magnetic material is made to obtain the chance repeatedly sorted, realize magnetic material particle diameter on one-level sorting belt is longitudinal from top to bottom, layering from small to large, and then realize strong magnetic and the sorting of weak magnetic.Meanwhile, sorting magnetic system pair of magnetic material constantly pick up-fall-pick up during, solve magnetic material disk pack and wrap up in the problem miscellaneous with magnetic clutch so that the concentrate grade that one-level sorting belt sorts out is greatly promoted.
Further, in order to make sorting magnetic system one preferably have a field regions that multiple magnetic field intensity is different, described sorting magnetic system one is made up of multiple little magnetic systems, and the magnetic field intensity being adjacent between little magnetic system is different, to form the field regions with different magnetic field intensity.
Further, in order to make magnetic material ferromagnetism in the vertical more clearly demarcated to the layering of weak magnetic, the outside of sorting magnetic system one is provided with magnetic system governor motion.The position of each little magnetic system can be adjusted by this mechanism respectively, each little magnetic system is made to have different magnetic force to material because of different from the distance of one-level sorting belt, so that each little magnetic system is easier to produce material different magnetic field intensities, and then realize the layering of magnetic material ferromagnetism extremely weak magnetic on one-level sorting belt is longitudinal.
Further, being provided with gap between adjacent two little magnetic systems, gap location is provided with carrying roller.Setting due to carrying roller, parabolic path when material moves between strong and weak magnetic region can be adjusted, i.e. adjust magnetic material when entrance weak magnetic area, strong magnetic area dish out angle and entrance strong magnetic area, weak magnetic area time suction angle, promote further magnetic material layering on one-level sorting belt.
Similarly, weak magnetic and the sorting of the most weak magnetic are better achieved to sort magnetic system two, described sorting magnetic system two is provided with the field regions that multiple magnetic field intensity is different, when weakly magnetic material enters the working range of sorting magnetic system two, weakly magnetic material is captured by magnetic field and is attached in the lower belt surface of two grades of sorting belts, and pole weakly magnetic material then covers on weakly magnetic material surface.When the weakly magnetic material being attracted on two grades of sorting belts is transported to the relatively low-intensity magnetic field district sorting magnetic system two, part pole weakly magnetic material will be fallen on two-stage conveying belt more than magnetic attraction due to self gravitation, when the pole weakly magnetic material of whereabouts is delivered to the next one relatively high-intensity magnetic field district by two-stage conveying belt, pole weakly magnetic material can be picked up again, so, constantly pick up-fall-process that picks up by sorting magnetic system two pairs of magnetic materials, magnetic material is made to obtain the chance repeatedly sorted, realize magnetic material two grades of sorting belts longitudinally on from top to bottom, the layering of the most weak magnetic of weak magnetic, and then realize weak magnetic and the sorting of the most weak magnetic.Meanwhile, sorting magnetic system two pairs of magnetic materials constantly pick up-fall-pick up during, solve magnetic material disk pack and wrap up in the problem miscellaneous with magnetic clutch so that the chats grade that two grades of sorting belts sort out is greatly promoted.It addition, the structure of sorting magnetic system two can be identical with the structure of sorting magnetic system one, it is also possible to different, but the magnetic field intensity of sorting magnetic system two is greater than the magnetic field intensity of sorting magnetic system one, so that sorting to weakly magnetic material is better achieved.
In order to Shi Pao tail mechanism one can be better achieved the separation to magnetic material and non-magnetic material, described Pao Wei mechanism one includes a magnetization wheel one, is provided with fixing magnetic system in described magnetization wheel one.Carry out throwing tail by magnetization a pair material of wheel, the centrifugal force suffered by material, gravity and magnetic force can be made full use of, make magnetic material and non-magnetic material sorting thoroughly, reduce the non-magnetic material impact on subsequent handling as far as possible, avoid the repetition magnetic separation to non-magnetic material simultaneously, to reduce energy consumption, improve mineral grade.
Similarly, in order to Shi Pao tail mechanism two preferably can carry out weak magnetic and nonmagnetic separation to material, described Pao Wei mechanism two includes a magnetization wheel two, it is provided with fixing magnetic system in described magnetization wheel two, weakly magnetic material and non-magnetic material is made to realize separating, and then obtain the magnetic material the fewest containing field trash, be conducive to the further process to magnetic material.
In order to improve separating effect further, it is provided with carrying roller inside the upper belt of one-level sorting belt and inside the upper belt of two grades of sorting belts, the effect of carrying roller is, on the one hand the abrasion of belt can be slowed down, on the other hand, after carrying roller sorted magnetic system one magnetization inside the upper belt of one-level sorting belt, carrying roller is made to have the function of Magnet, when material is above one-level sorting belt, due to the common effect of carrying roller after the vibration of belt and magnetization, material can be carried out preenrichment, when making postorder throw tail, magnetic material separates more thorough with non-magnetic material, and then raising separating effect.Similarly, above-mentioned effect can also be reached after carrying roller sorted magnetic system two magnetization inside the upper belt of two grades of sorting belts.
In order to make the technical solution of the utility model effectively be carried out, the outside of Pao Wei mechanism one is correspondingly provided with mine tailing mouth, and the delivery end of sorting magnetic system one is provided with concentrate mouth, the outside correspondence mine tailing mouth of Pao Wei mechanism two, the delivery end correspondence mine tailing mouth of two-stage conveying belt.Being provided with demagnetizing region between Pao Wei mechanism one and sorting magnetic system one, the feeding end of described first-level transport belt covers the unloading range of Pao Wei mechanism one, so that throwing the magnetic material after tail to entirely fall in first-level transport belt;The delivery end of described sorting magnetic system one covering first-level transport belt is also provided with concentrate mouth below the delivery end of sorting magnetic system one;Being provided with demagnetizing region between Pao Wei mechanism two and sorting magnetic system two, the feeding end of two-stage conveying belt covers the unloading range of Pao Wei mechanism two, so that throwing the magnetic material after tail to entirely fall in two-stage conveying belt;The delivery end of sorting magnetic system two covering two-stage conveying belt mine mouth in being provided with below the delivery end of sorting magnetic system two.
In this utility model, two grades of sorting belts and two-stage conveying belt composition multi-stage magnetic separation device, the lower of two-stage conveying belt can be provided with several multi-stage magnetic separation devices, to obtain the product of multiple different grade, and then can be adjusted according to actual needs, to reach to adapt to the purpose of needs of production.
Serial graded magnetic separator of the present utility model is particularly suited for the sorting of breeze after high-pressure roller mill extrudes.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, by using magnetic field power magnetic system arrangement alternately, make magnetic separator can realize mineral varigrained concentrate layering magnetic separation belt is longitudinal according to the particle diameter of mineral, effectively solve disk pack and wrap up in the problem miscellaneous with magnetic clutch;The setting of magnetic system governor motion, can be easier to the regulation realizing magnetic system to material amount of force, is more beneficial for realizing mineral varigrained concentrate layering magnetic separation belt is longitudinal;The setting of carrying roller, can adjust parabolic motion track when material moves between strong and weak magnetic region, promotes the layering of material further, i.e. adjusts material angle and by suction angle during entrance strong magnetic area, weak magnetic area of dishing out of material when entrance weak magnetic area, strong magnetic area;
2, by arranging two grades of sorting belts, can obtain containing stone-like pulse, chats that field trash is the fewest, the grade simultaneously making chats is more consistent, secondary middle mineral content few (pole weak magnetic mineral content is few), the beneficially subsequent treatment of chats;
3, by selecting two-stage or two-stage above magnetic separation structure, increase magnetic separation number of times, the product of different grade can be obtained, improve the grade of same rank mineral;
4, use repeatedly magnetic separation and throw the mode that combines of tail, overwhelming majority mine tailings in material can be made to be spilled over, obtaining concentrate to the product of chats difference grade;Meanwhile, during magnetic separation, mine tailing will not be repeated to enter sorting step, reduces electric energy loss.
5, serial graded magnetic separator simple in construction of the present utility model, wide accommodation, not only can guarantee that finished product ore deposit grade but also the response rate can be improved, it is applicable to industry sortings of magnetic mineral after milling equipment grinding such as metallurgy, mine, chemical industry, it is particularly suited for the sorting of breeze after high-pressure roller mill extrudes, complete machine is by integrated setting simultaneously, compact conformation, equipment volume, weight more optimize, and on-the-spot occupied area is few.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of serial graded magnetic separator of the present utility model;
Fig. 2 is another situation of a kind of serial graded magnetic separator of the present utility model;
Fig. 3 is that the little magnetic system in sorting of the present utility model magnetic system one is arranged side by side schematic diagram;
Fig. 4 is the little magnetic system indentation arrangement schematic diagram in sorting of the present utility model magnetic system one;
Fig. 5 is the little magnetic system in sorting of the present utility model magnetic system one and arrangement schematic diagram is arranged at carrying roller interval;
Fig. 6 is the little magnetic system in sorting of the present utility model magnetic system one and carrying roller interval arranges that arrangement and little magnetic system are that ladder arranges schematic diagram;
Fig. 7 is the structural representation that the outside of sorting of the present utility model magnetic system one is provided with magnetic system governor motion;
Fig. 8 is the schematic diagram that the outside of sorting of the present utility model magnetic system one is provided with magnetic system governor motion and carrying roller.
Labelling in figure: 1 is charging aperture, 2 is frame, 3 sort belt for one-level, 4 is first-level transport belt, 5 is two grades of sorting belts, 6 is two-stage conveying belt, 7 is Pao Wei mechanism one, 8 is Pao Wei mechanism two, 9 is magnetization wheel one, 10 is drive, 11 is magnetization wheel two, 12 is sorting magnetic system one, 13 is carrying roller, 14 is deviation switch, 15 is speed measurement switch, 16 is LOAD CELLS, 17 is the mouth that gathers dust, 18 is sorting magnetic system two, 19 is magnetic system governor motion, 20 is magnetic material, 1201, 1202, 1211, 1212 is little magnetic system, 201 is strongly magnetic material, 202 is weakly magnetic material, 203 is pole weakly magnetic material, 21 is concentrate mouth, 22 is middle mine mouth, 23 is mine tailing mouth.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described in detail.
Embodiment one
As it is shown in figure 1, a kind of serial graded magnetic separator, including frame 2, in described frame 2, set one-level sorting belt 3, first-level transport belt 4, two grades of sorting belts 5 and two-stage conveying belt 6 the most successively;Described one-level sorting belt 3 is positioned at the lower section of charging aperture 1, the delivery end of one-level sorting belt 3 is provided with Pao Wei mechanism 1, it is provided with sorting magnetic system 1 inside the lower belt of described one-level sorting belt 3, between described Pao Wei mechanism 1 and sorting magnetic system 1, is provided with demagnetizing region;Being provided with first-level transport belt 4 below described one-level sorting belt 3, the feeding end of described first-level transport belt 4 covers the unloading range of Pao Wei mechanism 1, and described sorting magnetic system 1 covers the delivery end of first-level transport belt 4;The lower section of described first-level transport belt 4 is provided with two grades of sorting belts 5, the feeding end of described two grades of sorting belts 5 covers the delivery end of first-level transport belt 4, the delivery end of described two grades of sorting belts 5 is provided with Pao Wei mechanism 28, the lower section of two grades of sorting belts 5 is provided with two-stage conveying belt 6, and the feeding end of described two-stage conveying belt 6 covers the unloading range of Pao Wei mechanism 28.
Specifically, the outside of Pao Wei mechanism 1 is correspondingly provided with mine tailing mouth 23, and the delivery end of sorting magnetic system 1 is provided with concentrate mouth 21, the outside correspondence mine tailing mouth 23 of Pao Wei mechanism 28, the delivery end correspondence mine tailing mouth 23 of two-stage conveying belt 6.Being provided with demagnetizing region between Pao Wei mechanism 1 and sorting magnetic system 1, the feeding end of described first-level transport belt 4 covers the unloading range of Pao Wei mechanism 1, so that throwing the magnetic material 20 after tail to entirely fall in first-level transport belt 4;Described sorting magnetic system 1 covers the delivery end of first-level transport belt 4 and is provided with concentrate mouth 21 below the delivery end of sorting magnetic system 1;Being provided with demagnetizing region between Pao Wei mechanism 28 and sorting magnetic system 2 18, the feeding end of two-stage conveying belt 6 covers the unloading range of Pao Wei mechanism 28, so that throwing the magnetic material after tail to entirely fall in two-stage conveying belt 6;Sorting magnetic system 2 18 cover two-stage conveying belt 6 delivery end and sorting magnetic system 2 18 delivery end below be provided with in mine mouth 22.
As shown in Figure 1, the delivery end of one-level sorting belt 3 refers to the one-level sorting belt 3 end along the traffic direction of its upper belt, the delivery end of Pao Wei mechanism 1 refers to that magnetic material 20 starts to depart from the disengaging configuration of one-level sorting belt 3 delivery end, the unloading range of Pao Wei mechanism 1 refers to that the magnetic material 20 being attached in Pao Wei mechanism 1 departs from the disengagement zone of Pao Wei mechanism 1, wherein, the outside correspondence mine tailing mouth 23 of the delivery end of one-level sorting belt 3;The feeding end of first-level transport belt 4 refers to be positioned at the lower section of one-level sorting belt 3 delivery end, and near one end of mine tailing mouth 23, the delivery end of first-level transport belt 4 refers to the first-level transport belt 4 end along its upper belt traffic direction;The delivery end of sorting magnetic system 1 refers to the one end sorting magnetic system 1 near charging aperture side;The feeding end of two grades of sorting belts 5 refers to be positioned at the lower section of first-level transport belt 4 delivery end, and near one end of sorting magnetic system 1 delivery end, the delivery end of two grades of sorting belts 5 refers to two grades of sorting belts 5 end along its upper belt traffic direction.The feeding end of two-stage conveying belt 6 refers to be positioned at the lower section of two grades of sorting belt 5 delivery ends, and near one end of mine tailing mouth 23, the delivery end of two-stage conveying belt 6 refers to the two-stage conveying belt 6 end along its upper belt traffic direction, contrary with the position of the feeding end of two-stage conveying belt 6;The delivery end of sorting magnetic system 2 18 refers to the one end sorting magnetic system 2 18 near charging aperture side.
As shown in Figure 1, Pao Wei mechanism 1 includes a magnetization wheel 1, it is provided with fixing magnetic system in magnetization wheel 1, when material runs to Pao Wei mechanism 1, the fixing magnetic system capture that magnetic material 20 is magnetized in wheel 1, and it is entrained into the feeding end of first-level transport belt 4, non-magnetic material then can be due to effect of inertia, by in throwing tail to mine tailing mouth 23, it is achieved magnetic material and the sorting of non-magnetic material.
When magnetic material 20 follows the lower section that one-level sorting belt 3 turns to one-level sorting belt 3 together, belt will be more and more far away from magnetization wheel 1, the magnetic attraction causing magnetization one 9 pairs of magnetic materials of wheel is more and more weak, and then cause magnetic material gradually to split away off from one-level sorting belt 3, and falling on first-level transport belt 4, i.e. magnetic material 20 enters into the demagnetizing region between Pao Wei mechanism 1 and sorting magnetic system 1.Conveying along with belt conveyor 4, when magnetic material 20 is sent to the working range sorting magnetic system 1, strongly magnetic material 201 is sorted magnetic system 1 absorption and in the lower belt surface of one-level sorting belt 3 and runs to the delivery end sorting magnetic system 1 with belt, eventually fall in the concentrate mouth 21 below sorting magnetic system 1 delivery end, weakly magnetic material 202 and part non-magnetic material then run the delivery end to first-level transport belt 4 with first-level transport belt 4, eventually fall in the feeding end of two grades of sorting belts 5 below first-level transport belt 4 delivery end, realize strongly magnetic material 201 and the sorting of weakly magnetic material 202.
Pao Wei mechanism 28 includes a magnetization wheel 2 11, is provided with fixing magnetic system, the lower section correspondence mine tailing mouth 23 outside Pao Wei mechanism 28 in magnetization wheel 2 11;After weakly magnetic material 202 and non-magnetic material enter the feeding end of two grades of sorting belts 5, transport through two grades of sorting belts 5, when transport is to Pao Wei mechanism 28, the fixing magnetic system capture that weakly magnetic material 202 is magnetized in wheel 2 11, and be attached on two grades of sorting belts 5 together rotate, fall into after de-magnetic after in the feeding end of the two-stage conveying belt 6 below two grades of sorting belts 5, non-magnetic material in weakly magnetic material 202 then can be due to effect of inertia, by in throwing tail to mine tailing mouth 23, it is achieved weakly magnetic material 202 and the sorting of non-magnetic material.
When magnetic material follows the lower section that two grades of sorting belts 5 turn to two grades of sorting belts 5 together, belt will be more and more far away from magnetization wheel 2 11, the magnetic attraction causing magnetization 2 11 pairs of magnetic materials of wheel is more and more weak, and then cause magnetic material gradually to split away off from two grades of sorting belts 5, and falling on two-stage conveying belt 6, i.e. magnetic material enters into the demagnetizing region between Pao Wei mechanism 28 and sorting magnetic system 2 18.Conveying along with two-stage conveying belt 6, when magnetic material is sent to the working range sorting magnetic system 2 18, weakly magnetic material 202 is sorted magnetic system 2 18 absorption and in the lower belt surface of two grades of sorting belts 5 and runs the delivery end to sorting magnetic system 2 18 with belt, eventually fall in the middle mine mouth 22 below sorting magnetic system 2 18 delivery end, pole weakly magnetic material 203 and part non-magnetic material then run the delivery end to two-stage conveying belt 6 with two-stage conveying belt 6, eventually fall in the mine tailing mouth 23 below two-stage conveying belt 6 delivery end, realize weakly magnetic material 202 and the sorting of pole weakly magnetic material 203.
In order to make sorting magnetic system 1 that the sorting of strong magnetic and weak magnetic be better achieved, described sorting magnetic system 1 is provided with the field regions that multiple magnetic field intensity is different.When magnetic material 20 enters sorting magnetic system one 12 working range, the strongly magnetic material 201 that mean diameter is less is captured by magnetic field and is attached to one-level sorting belt 3 surface, and weakly magnetic material 202 that mean diameter is bigger and pole weakly magnetic material 203 then cover on less strongly magnetic material 201 surface of particle diameter.When the magnetic material 20 being attracted on one-level sorting belt 3 is transported to relatively low-intensity magnetic field district, weakly magnetic material 202 and pole weakly magnetic material 203 that part particle diameter is bigger will be fallen on first-level transport belt 4 more than magnetic attraction due to self gravitation, when the magnetic material of whereabouts is delivered to the next one relatively high-intensity magnetic field district by first-level transport belt 4, weakly magnetic material 202 and pole weakly magnetic material 203 that particle diameter is bigger can be picked up again, so, constantly pick up-fall-process that picks up by sorting magnetic system one 12 pairs of magnetic materials 20, magnetic material 20 is made to obtain the chance repeatedly sorted, realize the magnetic material 20 particle diameter on one-level sorting belt 3 is longitudinal from top to bottom, the layering of strong magnetic extremely weak magnetic, and then realize strong magnetic and the sorting of weak magnetic.Meanwhile, sorting magnetic system one 12 pairs of magnetic materials 20 constantly pick up-fall-pick up during, solve magnetic material 20 disk pack and wrap up in the problem miscellaneous with magnetic clutch so that the concentrate grade that one-level sorting belt 3 sorts out is greatly promoted.
In the present embodiment, in order to make sorting magnetic system 1 preferably have the field regions that multiple magnetic field intensity is different, described sorting magnetic system 1 is made up of multiple little magnetic systems, and the magnetic field intensity being adjacent between little magnetic system is different, to form the field regions with different magnetic field intensity.
In the present embodiment, in order to make the magnetic material 20 ferromagnetism on one-level sorting belt 3 is longitudinal more clearly demarcated to the layering of weak magnetic, outside sorting magnetic system 1, it is provided with magnetic system governor motion 19.The position of each little magnetic system can be adjusted by this mechanism respectively, each little magnetic system is made to have different magnetic force to material because of different from the distance of magnetic separation belt, so that each little magnetic system is easier to material is produced different magnetic field intensities, and then realize magnetic material 20 ferromagnetism in the vertical to the layering of weak magnetic, as shown in Figure 7.
In order to promote the magnetic material 20 layering on one-level sorting belt 3 further, being also provided with gap between adjacent two little magnetic systems, gap location is provided with carrying roller 13.Due to the setting of carrying roller 13, parabolic path when material moves between strong and weak magnetic region can be adjusted, i.e. adjust magnetic material 20 when entrance weak magnetic area, strong magnetic area dish out angle and entrance strong magnetic area, weak magnetic area time suction angle, as shown in Figure 8.
In the present embodiment, in order to ensure that all magnetic materials 20 can be held and sort out, the magnetic field intensity of described magnetization wheel 1 is more than 3000GS, simultaneously, in order to make sorting magnetic system 1 that material preferably to realize sorting function, the intensity level that magnetic field intensity scope is the concrete magnetic field intensity of 400-3000GS(of described sorting magnetic system 1 determines according to kind and the granule size of material).Similarly, in order to ensure weakly magnetic material 202 with and non-magnetic material separate, the magnetic field intensity of described magnetization wheel 2 11 is more than 3000GS, to guarantee to obtain the purest chats.
Similarly, in order to make sorting magnetic system 2 18 that the sorting of weak magnetic and the most weak magnetic be better achieved, described sorting magnetic system 2 18 is provided with the field regions that multiple magnetic field intensity is different.When magnetic material enters sorting magnetic system 2 18 working range, weakly magnetic material 202 is captured by magnetic field and is attached to two grades of sorting belt 5 surfaces, and pole weakly magnetic material 203 then covers on weakly magnetic material 202 surface.When the magnetic material being attracted on two grades of sorting belts 5 is transported to relatively low-intensity magnetic field district, pole weakly magnetic material 203 will be fallen on two-stage conveying belt 6 more than magnetic attraction due to self gravitation, when the magnetic material of whereabouts is delivered to the next one relatively high-intensity magnetic field district by two-stage conveying belt 6, pole weakly magnetic material 203 can be picked up again, so, constantly pick up-fall-process that picks up by sorting magnetic system 2 18 pairs of magnetic materials, magnetic material is made to obtain the chance repeatedly sorted, realize magnetic material particle diameter on two grades of sorting belts 5 are longitudinal from top to bottom, the layering of the most weak magnetic of weak magnetic, and then realize weak magnetic and the sorting of the most weak magnetic.Meanwhile, sorting magnetic system 2 18 pairs of magnetic materials constantly pick up-fall-pick up during, solve magnetic material disk pack and wrap up in the problem miscellaneous with magnetic clutch so that the chats grade that two grades of sorting belts 5 sort out is greatly promoted.
In order to improve separating effect further, it is provided with carrying roller 13 inside the upper belt of one-level sorting belt 3 and inside the upper belt of two grades of sorting belts 5, the effect of carrying roller 13 is, on the one hand the abrasion of belt can be slowed down, on the other hand, after carrying roller sorted magnetic system 1 magnetization inside the upper belt of one-level sorting belt 3, carrying roller 13 is made to have the function of Magnet, when material is above one-level sorting belt 3, due to the common effect of carrying roller after the vibration of belt and magnetization, material can be carried out preenrichment, when making postorder throw tail, magnetic material separates more thorough with non-magnetic material, and then raising separating effect.Similarly, above-mentioned effect can also be reached after carrying roller 13 sorted magnetic system 2 18 magnetization inside the upper belt of two grades of sorting belts 5.
In the present embodiment, sorting magnetic system 2 18 also can be made up of multiple little magnetic systems, and magnetic system governor motion 19 can be provided with equally, to reach and the identical function of sorting magnetic system 1, but the magnetic field intensity of sorting magnetic system 2 18 is greater than the magnetic field intensity of sorting magnetic system 1, to guarantee to realize weak magnetic and the sorting of the most weak magnetic.
In the present embodiment, it is additionally provided with speed measurement switch 15 at magnetization wheel 1 and magnetization wheel 2 11, is used for detecting whether belt operates and skid, it is ensured that equipment properly functioning;Additionally, be additionally provided with deviation switch 14, for guaranteeing the properly functioning of equipment in the belt both sides of one-level sorting belt 3, first-level transport belt 4, two grades sorting belt 5 and two-stage conveying belt 6.It is also arranged above the mouth 17 that gathers dust in Pao Wei mechanism 1, in order to guarantee that equipment will not be to environment, on two-stage conveying belt 6, the most also it is provided with LOAD CELLS 16, is guaranteed the even running of system by the effect of LOAD CELLS 16 and the chain of milling equipment.
Embodiment two
Embodiment two is identical with embodiment one, its difference is, eliminate the sorting magnetic system 2 18 inside the lower belt being arranged on two grades of sorting belts 5, as shown in Figure 2, this serial graded magnetic separator is mainly for the higher material of grade, i.e. material is after one-level sorting belt 3 sorts, weakly magnetic material 202 completely can be sorted out and fall on two-stage conveying belt 6 and be admitted to after the working range departing from magnetization wheel 2 11 by the magnetization wheel 2 11 in Pao Wei mechanism 28 with pole weakly magnetic material 203 in mine mouth 22, thus without again sorting, advantageously reduce equipment cost.
Embodiment three
nullThe present embodiment is identical with embodiment one,Its difference is,In the present embodiment,There is no magnetic system governor motion 19,Sorting magnetic system 1 is to be arranged to make up by multiple little magnetic systems,The magnetic field intensity of adjacent two little magnetic systems is different,So that sorting magnetic system 1 has the field regions of multiple different magnetic field intensity,As shown in Figure 3 and Figure 4,Little magnetic system 1201 is different from the magnetic field intensity of little magnetic system 1202,The field regions of sorting magnetic system 1 is divided into strong magnetic area along the direction of material transportation、Weak magnetic area、Strong magnetic area、Weak magnetic areas etc. are alternately distributed,Multiple little magnetic systems can horizontal Tile one-level sorting belt 3 inner side,Also can be in the inner side indentation arrangement of one-level sorting belt 3,When multiple little magnetic systems horizontal Tile is in the inner side of one-level sorting belt 3,The magnetic field intensity of adjacent two little magnetic systems is different,The little magnetic system that magnetic field intensity is big forms the high-intensity magnetic field district of sorting magnetic system 1,The little magnetic system that magnetic field intensity is little forms the low-intensity magnetic field district of sorting magnetic system 1;When multiple little magnetic tie up to the inner side indentation arrangement of belt, the magnetic field intensity of adjacent two little magnetic systems can be different, can also be identical, on same vertical direction, little magnetic system 1201 that position is relatively low and the lowermost end of the little magnetic system i.e. zigzag fashion of 1202() form the high-intensity magnetic field district of sorting magnetic system 1, little magnetic system 1211 that position is higher and the most significant end of the little magnetic system i.e. zigzag fashion of 1212() form the low-intensity magnetic field district of sorting magnetic system 1.
Correspondingly, can also there be magnetic system governor motion 19 in the outside of sorting magnetic system 2 18, can also not have, in other words, sorting magnetic system 2 18 also has several permutation and combination methods of sorting magnetic system 1, sorting magnetic system 1 and sorting magnetic system 2 18 arrangement mode each other and is independent of each other, i.e. when the little magnetic system sorting magnetic system 1 be horizontal Tile be distributed time, sorting magnetic system 2 18 can be distributed in horizontal Tile, it is possible to indentation arranges;When sorting the little magnetic system zigzag arrangement of magnetic system 1, sorting magnetic system 2 18 can be distributed in horizontal Tile, it is possible to indentation arranges.
Embodiment four
nullThe present embodiment is identical with embodiment one and embodiment three,Its difference is,The magnetic field distribution of sorting magnetic system 1 is in addition to strong and weak replacing,In the direction carried along material, it is the most also in by by force to weak Distribution of Magnetic Field,In other words,Two the most adjacent its magnetic field intensities of spaced apart high-intensity magnetic field district reduce along the direction that material carries,The magnetic field intensity in preceding high-intensity magnetic field district is more than the magnetic field intensity in posterior high-intensity magnetic field district,As shown in Figure 3 and Figure 4,The high-intensity magnetic field district of little magnetic system 1201 formation is more than the high-intensity magnetic field district of little magnetic system 1202 formation,And in low-intensity magnetic field district,Two the most adjacent its magnetic field intensities of spaced apart low-intensity magnetic field district reduce or constant along the direction that material carries,The low-intensity magnetic field district of the low-intensity magnetic field district of the least magnetic system 1211 formation and the formation of little magnetic system 1212 can be identical,Can also be different,But the magnetic field intensity in its magnetic field intensity high-intensity magnetic field to be significantly less than district,The most also the good effect identical with embodiment one can be reached,For the sorting magnetic system 2 18 in the present embodiment,Sorting magnetic system 2 18 can be distributed in horizontal Tile,Also can indentation arrangement,Can also be identical with the arrangement mode of the sorting magnetic system 1 in the present embodiment.
Embodiment five
Embodiment five is identical with embodiment three and embodiment four, its difference is, sorting magnetic system 1 in the present embodiment is alternately arranged is constituted by multiple little magnetic system and carrying roller 13, in other words, the high-intensity magnetic field district of composition sorting magnetic system 1 of little magnetic system, and carrying roller 13 composition sorts the non-magnetic place of magnetic system 1, as shown in Figure 5 and Figure 6, the carrying roller 13 gap location between adjacent two little magnetic systems, the gap length of gap location is less.nullDuring magnetic separation,Magnetic material 20 first passes through first-level transport belt 4 and is delivered to sort the high-intensity magnetic field district scope of magnetic system 1,Magnetic material 20 is picked up,And be attached on one-level sorting belt 3,Transport by one-level sorting belt 3,When magnetic material 20 enters to the lower section of carrying roller 13,Effect due to de-magnetic,First weakly magnetic material 202 and pole weakly magnetic material 203 fall to first-level transport belt 4 from one-level sorting belt 3,And strongly magnetic material 201 is after gradually losing magnetic attraction,Parabolic motion will be done by self gravitation effect,Owing to carrying roller 13 is positioned at the gap location between two little magnetic systems,And the gap length of gap location is less,After non-magnetic place thrown by strongly magnetic material 201,In the range of the magnetic field intensity of next little magnetic system will be entered to when it does not also drop down onto on first-level transport belt 4,And picked up immediately,As shown in Figure 5 and Figure 6,Now,The weakly magnetic material 202 falling into first-level transport belt 4 can be picked up again,So by sorting constantly the picking up-fall of magnetic system 1-pick up process,Realize the repeatedly sorting to magnetic material 20,It also can reach the good effect that the various embodiments described above are identical.Additionally, magnetic field intensity between the two little magnetic systems that adjacent spaces is arranged can be identical, it is also possible to different, when its magnetic field intensity is identical, on the whole, the magnetic field distribution of sorting magnetic system 1 is the strength distribution effect of a low-intensity magnetic field district (effect in carrying roller region be similar to);When its magnetic field intensity difference, in the two little magnetic systems that adjacent spaces is arranged, direction along magnetic material conveying, the magnetic field intensity of little magnetic system formerly is more than the magnetic field intensity of posterior little magnetic system, as schemed the magnetic field intensity magnetic field intensity more than little magnetic system 1202 of medium and small magnetic system 1201, show as on the whole, the Distribution of Magnetic Field of sorting magnetic system 1 is not only strong and weak spaced apart, successively decrease by the gradient that dies down by force in its magnetic field intensity of direction carried along magnetic material 20, certainly, the arrangement of its little magnetic system can be with being arranged side by side, as shown in Figure 5, can also be that ladder is arranged, as shown in Figure 6.
It is to be understood that; sorting magnetic system 1 and the building form of sorting magnetic system 2 18 and Distribution of Magnetic Field mode can carry out multiple combination; and the good effect that the form of this multiple combination is reached is generally the same, therefore within falling within protection domain of the present utility model.
In the above-described embodiments; two grades of sorting belts 5 and two-stage conveying belt 6 form multi-stage magnetic separation device; the lower of two-stage conveying belt 6 can set several multi-stage magnetic separation devices; to obtain the product of multiple different grade; in actual production; it is actually needed according to scene; as relatively low in some mineral grade or higher; needs are repeatedly thrown tail or reduce throwing tail; one group concentration equipment can be suitably increased or decreased; it also can reach the good effect of above-mentioned embodiment, therefore, within the change in this structure also should fall into protection domain of the present utility model.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.

Claims (12)

1. a serial graded magnetic separator, including frame (2), it is characterised in that set one-level sorting belt (3), first-level transport belt (4), two grades of sortings belt (5) and two-stage conveying belt (6) in described frame (2) the most successively;Described one-level sorting belt (3) is positioned at the lower section of charging aperture (1), the delivery end of one-level sorting belt (3) is provided with Pao Wei mechanism one (7), it is provided with sorting magnetic system one (12) inside the lower belt of described one-level sorting belt (3), between described Pao Wei mechanism one (7) and sorting magnetic system one (12), is provided with demagnetizing region;Described one-level sorting belt (3) lower section is provided with first-level transport belt (4), and the feeding end of described first-level transport belt (4) covers the unloading range of Pao Wei mechanism one (7), the delivery end of described sorting magnetic system one (12) covering first-level transport belt (4);The lower section of described first-level transport belt (4) is provided with two grades of sortings belt (5), the feeding end of described two grades of sortings belt (5) covers the delivery end of first-level transport belt (4), the delivery end of described two grades of sortings belt (5) is provided with Pao Wei mechanism two (8), the lower section of two grades of sortings belt (5) is provided with two-stage conveying belt (6), and the feeding end of described two-stage conveying belt (6) covers the unloading range of Pao Wei mechanism two (8).
2. serial graded magnetic separator as claimed in claim 1, it is characterised in that be provided with sorting magnetic system two (18) inside the lower belt of two grades of sortings belt (5).
3. serial graded magnetic separator as claimed in claim 1, it is characterized in that, described sorting magnetic system one (12) is provided with the field regions that multiple magnetic field intensity is different, the outside of sorting magnetic system one (12) is additionally provided with magnetic system governor motion (19), and the magnetic field intensity that the position of each little magnetic system can be adjusted guaranteeing between adjacent little magnetic system by described magnetic system governor motion (19) is different.
4. serial graded magnetic separator as claimed in claim 3, it is characterised in that described sorting magnetic system one (12) is made up of multiple little magnetic systems, and the magnetic field intensity being adjacent between little magnetic system is different.
5. serial graded magnetic separator as claimed in claim 4, it is characterised in that the gap location between adjacent two little magnetic systems is provided with carrying roller (13).
6. serial graded magnetic separator as claimed in claim 2, it is characterised in that sorting magnetic system two (18) is provided with the field regions that multiple magnetic field intensity is different.
7. serial graded magnetic separator as claimed in claim 1, it is characterised in that described Pao Wei mechanism one (7) includes a magnetization wheel one (9), is provided with fixing magnetic system in described magnetization wheel one (9).
8. serial graded magnetic separator as claimed in claim 1, it is characterised in that described Pao Wei mechanism two (8) includes a magnetization wheel two (11), is provided with fixing magnetic system in described magnetization wheel two (11).
9. serial graded magnetic separator as claimed in claim 1, it is characterised in that be provided with carrying roller (13) inside the upper belt of one-level sorting belt (3) and inside the upper belt of two grades of sortings belt (5).
10. the tandem stage magnetic separator as described in one of claim 1-9, it is characterized in that, the outside of Pao Wei mechanism one (7) is correspondingly provided with mine tailing mouth (23), the delivery end of sorting magnetic system one (12) is provided with concentrate mouth (21), outside correspondence mine tailing mouth (23) of Pao Wei mechanism two (8), delivery end correspondence mine tailing mouth (23) of two-stage conveying belt (6), it is provided with demagnetizing region between Pao Wei mechanism one (7) and sorting magnetic system one (12), the feeding end of first-level transport belt (4) covers the unloading range of Pao Wei mechanism one (7), sorting magnetic system one (12) covers the delivery end of first-level transport belt (4);It is provided with demagnetizing region between Pao Wei mechanism two (8) and sorting magnetic system two (18), the feeding end of two-stage conveying belt (6) covers the unloading range of Pao Wei mechanism two (8), and sorting magnetic system two (18) covers the delivery end of two-stage conveying belt (6) and is provided with middle mine mouth (22) below the delivery end of sorting magnetic system two (18).
11. serial graded magnetic separators as claimed in claim 10, it is characterised in that two grades of sortings belt (5) and two-stage conveying belt (6) composition multi-stage magnetic separation device, the lower section of two-stage conveying belt (6) is provided with several multi-stage magnetic separation devices.
12. serial graded magnetic separators as claimed in claim 11, it is characterised in that described serial graded magnetic separator is applicable to the sorting of breeze after high-pressure roller mill extrudes.
CN201620228507.7U 2016-03-23 2016-03-23 Hierarchical magnet separator of series connection Active CN205570542U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105728185A (en) * 2016-03-23 2016-07-06 成都利君实业股份有限公司 Series grading magnetic separator
CN110026291A (en) * 2019-04-18 2019-07-19 长沙矿冶研究院有限责任公司 A kind of belt magnetic plant

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105728185A (en) * 2016-03-23 2016-07-06 成都利君实业股份有限公司 Series grading magnetic separator
CN110026291A (en) * 2019-04-18 2019-07-19 长沙矿冶研究院有限责任公司 A kind of belt magnetic plant
CN110026291B (en) * 2019-04-18 2024-03-22 长沙矿冶研究院有限责任公司 Belt magnetic separation equipment

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