CN202078961U - Iron remover - Google Patents
Iron remover Download PDFInfo
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- CN202078961U CN202078961U CN2011201425087U CN201120142508U CN202078961U CN 202078961 U CN202078961 U CN 202078961U CN 2011201425087 U CN2011201425087 U CN 2011201425087U CN 201120142508 U CN201120142508 U CN 201120142508U CN 202078961 U CN202078961 U CN 202078961U
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Abstract
The utility model discloses an iron remover. The iron remover comprises a conveying device, a magnetic field magnetic system, a control device, a power supply, a cooling system and a transmission system. In the magnetic field magnetic system consisting of an oval main magnetic system and a bipolar magnetic field auxiliary magnetic system, the main magnetic system adopts an oval iron core and is added with an auxiliary magnetism guide plate, so that the magnetic field achieves high gradient distribution and the subsiding of the magnetic field strength at two sides is reduced, therefore a uniform magnetic field with a certain gradient is formed. The equipment meet the using condition of high belt speed of 4-5 meters/s on the site of a harbor, the stay time of an iron piece at a magnetic area is prolonged, therefore the iron piece can reach an iron removing area. For the magnetic field of 2-meter bandwidth, the acting range of the iron remover can achieve 4-5 meters and simultaneously, the magnetic field strength within a working magnetic area range is up to above 3000GS. Therefore, the iron remover is specially applicable to fine-iron-removal situations with big material layer thickness, high belt speed iron remove and big demand for high iron removing rate and the iron remover has vast potential for future development.
Description
Technical field
The utility model belongs to the magnetic deironing technical field, has to relate to a kind of high gradient tramp iron separator, and it is applicable to that the major port material is in the meticulous deironing of belt conveyer cleaning.
Background technology
Along with fast development of national economy, industries such as China's iron and steel, electric power, coal have also obtained the development of advancing by leaps and bounds, and the raw material that needs is more, simultaneously raw-material quality are also had higher requirement, and the task of removing ferromagnetism impurity is also more and more arduous.China's harbour industry cargo handling capacity is by 1,000 ten thousand tons of 76.57 hundred million tons of rising to 2009 in the early period after the foundation of New China, and cargo handling capacity surpasses hundred million tons harbour and reaches 20, keeps the first in the world in continuous 7 years.Continuous 7 years the first in the world of the same maintenance of China's harbour container handling capacity, average annual growth rate reached 30% in nearly 10 years.China constitutes the harbour general layout of " rationally distributed, well arranged, multiple functional ".Increase gradually in industry requirement amounts such as each greatly defeated coal harbour mouth harbour, electric power, metallurgy, coal, building materials, mine, grain, chemical industry.Especially in coal industry, be mixed with iron tramps such as detonator and detritus, iron nail in the coal, not only influence the safety in production of colliery, the port of shipment, and cause utmost point bad influence, cause the quality of outlet coal and reputation to descend to port of discharge and user.In order to improve the conveying capacity at harbour, the harbour is carried and is continued to increase material bed thickness, improves belt speed, the meticulous equipment for removing ferric ion of the large-scale high deironing rate of demand, and this product has vast potential for future development.
The technology that the existing electric magnetic iron remover of China generally adopts: 1) magnetic is that performance mainly satisfies specified any the magnetic field intensity of eminence of hanging, magnetic is that distribution area is less, when applying to the harbour and carry out deironing, delivery rate reaches more than 4.5 meter per seconds, adopt the common electrical deironing device can only pick up the ironware of belt surface, the deironing rate is less than 30%.2) common electrical deironing device magnetic architecture is normally dispelled the heat coil self-radiating passage, brings up to 1500GS when above when magnetic field intensity, and magnetic is the demand that inner self-radiating passage can't satisfy equipment cooling.3) common electrical deironing device transmission system belt speed is about 2～3 meter per seconds, yet the harbour conveyer belt makes existing tramp iron separator treating capacity can't satisfy the result of use requirement usually at 4～6 meter per seconds, and de-ferrous effect reduces.
The utility model content
Reasons such as the purpose of this utility model provides a kind of tramp iron separator, and it solves the major port material in iron removal, and is big owing to the material particles degree, that the bed of material is thick, belt speed is fast cause common tramp iron separator can't reach problems such as meticulous deironing purpose.It is particularly suitable in belt speed fast, and the bed of material is super thick, and the deironing environment badly waits on-the-spot, is used for removing the tramp iron separator of material impurity iron.
According to the technical solution of the utility model, a kind of tramp iron separator is provided, it comprises:
1) transmitting device: transmitting device comprises feed part and blanking part, and transmitting device adopts conveyer head feed-type that material is fed from magnetic system bottom, and blanking is divided into receiving hopper and connects the iron bucket, is used for the assorted iron that magneticly elects two separatory funnels of packing into;
2) magnetic field magnetic system: be divided into the auxiliary magnetic of ellipse master magnetic system and bipolar field system, be used for the ironware that is kept in motion is selected;
3) control device: be used for the equipment coil of magnetic field magnetic system is carried out excitation, starting magnetic field magnetic is cooling system, the control remote signal, and the startup transmission system is carried out sub-material and is unloaded iron;
4) power supply: control device power is provided;
5) cooling system: magnet exciting coil is produced heat carry out the outer circulation heat radiation.
6) transmission system: be used for the ironware that magneticly elects is transferred to and unload in the iron funnel.
Wherein, partly to adopt at conveyer head feed-type be that 3-4 bottom transmission system feeds with material from magnetic field magnetic to feed; Blanking partly is divided into receiving hopper 3-7 and meet iron bucket 3-10, is used for the assorted iron that magneticly elects two separatory funnels of packing into.Conveyer great wheel transmission direction is consistent with the material traffic direction, and the hopper cutting plate middle with unloading the flowing molten iron groove adopts no magnetic manganese steel plate; The receiving hopper 3-7 cutting plate middle with meeting iron bucket 3-10 adopts no magnetic manganese steel plate.
Preferably, the no magnetic manganese steel plate that the hopper cutting plate middle with unloading the flowing molten iron groove adopts, its adjustable extent on fore-and-aft direction is 0～200mm; The no magnetic manganese steel plate that the receiving hopper 3-7 cutting plate middle with meeting iron bucket 3-10 adopts, its adjustable extent on fore-and-aft direction is 0～200mm.
Wherein, magnetic field magnetic system is made up of ellipse master magnetic system and the auxiliary magnetic of bipolar field system, the main magnetic employing lattice coil 5-4 of system coiling, the coil number of plies is selected for use between 4～15 layers, every layer line circle thickness 20～100mm, passage 5-10 dispels the heat about the 10～20mm of gap between the coil, passage 5-10 is that cooling system communicates with magnetic, magnetic is that iron core 5-8 is provided with temperature sensor 5-3, guarantee the stability of coil temperature rise, coil temperature rise guarantees at 60 degrees centigrade once, coil 5-4 global shape becomes ellipse, magnetic is that iron core 5-8 material is an electrical pure iron, be shaped as ellipse, the iron core outside is apart from coil 2-5mm, gap portion is filled with C class F insulating material F 5-5, the iron core height is highly consistent with magnetic system, coil vertical is wound on the iron core 5-8, and coil is all filled 2～5mm C class F insulating material F 5-5 inside and outside up and down, when starting magnet exciting coil, produce the N-S pole field, the magnetic line of force passes big yoke plate 5-7 by iron core, and big yoke plate 5-7 and little yoke plate 5-6 magnetic conductive area (surface perimeter X thickness) require greater than the iron core upper surface area, and magnetic field is imported magnetic conductive board 5-9 into by the yoke plate outside, get back to magnetic system bottom then, guarantee that the saturation flux amount makes magnetic Circuit Design the best.The built-in terminal box of totally-enclosed waterproof is partly adopted in the electromagnetism wiring, the two binding post 6-2 of excitation insert the interior binding post 6-4 of box by terminal box side plate 6-3, and outside power supply penetrates from water-proof cable joint 6-5, for equipment provides power supply, the terminal box body is a waterproof sealing structure, and degree of protection reaches IP54.
Preferably, the auxiliary magnetic of bipolar field system comprises auxiliary magnetic field; Auxiliary magnetic field adopts permanent-magnet structure, and the field structure of auxiliary magnetic field is a cuboid, and above-below direction is a magnetic pole S-N direction, and the magnetic material 5-1 in the auxiliary magnetic field selects NdFeB material or Ferrite Material for use, and magnetic pole is arranged and adopted peer, is arranged into S-N magnetic field.
More preferably, ellipse master's magnetic ties up to the left side of the auxiliary magnetic of bipolar field system, ellipse master's magnetic system is concordant with the auxiliary magnetic field bottom surface, and act on the same supporting plate 5-2, ellipse master's magnetic system and auxiliary magnetic field are by between the definite proportionate relationship of magnetic field range requirement 5: 1～3: 1, magnetic field reaches 2000～3000GS magnetic field intensity in working range, improve the deironing rate, and the auxiliary magnetic of bipolar field system and ellipse master magnetic system form N-S and make and unload the ironworker and finish.
In addition, control device is specifically controlled as follows: the excitation voltage of the magnetic field master's magnetic system in the tramp iron separator is 513V DC, and three phase network voltage is 380V AC, and per two alternate voltages wherein are 380V AC; Obtain the coil that the 513V DC voltage is sent to electromagnetism magnetic field master's magnetic system by the three phase full bridge silicon rectifier, and by the adhesive of A.C. contactor and the excitation that discharges controlling magnetic field master magnetic to be; The belt motor power supply enters belt motor after having passed through the thermal overload relay of thermal overload protection, and the adhesive by A.C. contactor with discharge the running of controlling belt motor.When carrying out execute-in-place, scene collection control change-over switch on the control panel is pushed field position X1, press the belt operation start button X5 on the switch board panel, unloading iron belt brings into operation, the belt run indicator is bright simultaneously, press the excitation start button X3 on the switch board panel then, main A.C. contactor KM1 adhesive in the cabinet, Oil pump electrical machinery entry into service on it simultaneously, cooling fan motor on the radiator begins running in the other direction simultaneously, the aft-fan motor shut down in one minute, stopped to begin after 20 seconds the forward running; Magnetic field master's magnetic is that excitation is inhaled iron, and the excitation indicator lamp on the switch board panel is bright, can observe the size of excitation voltage and electric current on D.C. voltmeter from the switch board panel and the ammeter.When needs stop excitation, press the excitation stop button X4 on the switch board panel, master's magnetic system in magnetic field stops excitation, and the excitation indicator lamp on the switch board panel goes out simultaneously, and the pointer on excitation voltage and the ammeter also falls back to zero; Unload iron belt and excitation stops simultaneously, excitation indicator lamp and belt run indicator are extinguished simultaneously; Magnetic field master's magnetic system stop excitation after 10 minutes oil pump and the fan electromotor on it shut down.If will carry out the remote control operation, scene collection control change-over switch SA1 on the control panel is pushed collection controlled position X0, central station of floating dock is received collection control ready signal, central station of floating dock is given last collection control inhibit signal then, magnetic field master's magnetic system beginning excitation, unload also entry into service of iron belt, simultaneously, central station of floating dock is received excitation and belt run signal; If want magnetic field master's magnetic system to stop excitation, central station of floating dock cancellation collection control inhibit signal, master's magnetic system in magnetic field stops excitation, excitation signal disappears, unload iron belt and also shut down, the belt run signal also disappears, and oil pump and fan electromotor that excitation stops after 10 minutes on it shut down.If on-stream belt motor breaks down, unload the running of iron belt and the excitation of magnetic field master's magnetic system and stop automatically, central station of floating dock is received fault-signal X7 simultaneously.Magnetic field master's magnetic is that temperature rise surpasses first setting value if be in operation, and central station of floating dock is received fault-signal X10, and the overtemperature alarm on the panel is reported to the police simultaneously; When temperature rise surpassed second setting value, master's magnetic system in magnetic field stopped excitation automatically.Oil pump X13 or fan electromotor X14 break down if be in operation, and oil pump or cooling fan can shut down automatically, and master's magnetic system in magnetic field also stops excitation X4, and central station of floating dock is received fault-signal simultaneously.Be provided with normal exciting current in the electric control gear and detect and protection, when exciting current set value less than current sensor under the normal excitation situation, excitation stopped automatically; the simultaneous faults alarm equipment alarm; and excitation can not be given last, have only electric control gear to re-power after, excitation could operate as normal.If on-stream belt deviation is to first set angle, the sideslip alarm equipment alarm on the switch board panel, central station of floating dock is received fault-signal simultaneously; When belt deviation X20 and X21 to second set angle, magnetic field master's magnetic is that excitation and belt operation stop automatically.If be in operation the cold oil undercurrent, the cold oil undercurrent alarm equipment alarm on the control panel, magnetic field master's magnetic is that excitation can stop automatically.
Wherein, cooling system adopts air-cooled heat dissipation type of circulation or strong oil cooling heat dissipation type; In wind-cooling heat dissipating formula cooling system, magnetic anchor line (string) circle 8-3 self line interlayer has heat dissipation channel, with the whole wind distribution of blower fan 7-1 on each passage of equipment, act on magnetic anchor line (string) circle 8-3 by induced draft plate 24) surface, magnetic anchor line (string) circle 8-3 is oblate type, radiating surface is by air inlet 7-8 up and down) introduce cold air in the internal heat cross-ventilation, then hot-air is derived from equipment air outlet 7-6; In strong oil cooling heat dissipation type cooling system, external circulating system partly is to press by having that to draw oil circulating pump 10-2 be the oil pipe 9-3 of deep fat 9-9 by four different azimuth in the 9-7 with magnetic) import among the current divider 10-1, enter forced air cooling radiator 9-2 by current divider 10-1 again with periodic reverse automatic dust-cleaning function, then oil is returned to current divider 10-1 and distribute to by current divider 10-1 among the return line 9-3 of four different azimuth, in returning to magnetic system, and formed the whole circulation process.
Further; transmission system is specific as follows: under the drive of reducing motor 1-1; drive sprocket 1-2 gives driven sprocket 1-3 by chain 1-15 transmission; main; there is chain wheel cover 1-16 in the driven sprocket outside; driven sprocket 1-3 gives drive roll 1-17 with power transmission; drive roll 1-17 and driven cylinder 1-10 entire body adopt the drum type structure; two little carrying roller 1-5 and driven cylinder 1-10 play a supportive role and power are passed to and unload iron scraping article 1-12; in tramp iron separator, be provided with two sideslip switch 1-8; produce alarm signal in one-level sideslip position and pass to control system; control system produces stopping signal then, establishing levelling belt position.
The utility model is reasonable in design, owing to adopted high gradient ellipse master magnetic system, magnetic field gradient and magnetic force distribution area have been strengthened, be heat abstractor and unload under the effect of iron transmission system in bipolar field bipolar field auxiliary magnetic system and magnetic simultaneously, make the machine system temperature rise evenly and obviously lower, reduced the hot-spot phenomenon, improved the magnetic potential utilization rate, therefore further improved the magnetic attraction of the utility model tramp iron separator, thereby improved the service life of the utility model tramp iron separator, guaranteed the safe and reliable operation of the utility model tramp iron separator.
Description of drawings
Fig. 1 is a tramp iron separator structural representation of the present utility model;
Fig. 2 is a tramp iron separator functional block diagram of the present utility model;
Fig. 3 is tramp iron separator transmitting device figure of the present utility model;
Fig. 4 is a tramp iron separator control device schematic diagram of the present utility model;
Fig. 5 is high gradient ellipse master magnetic system and the auxiliary magnetic architecture front view of bipolar field bipolar field of Fig. 1;
Fig. 6 is high gradient ellipse master magnetic system and the auxiliary magnetic architecture vertical view of bipolar field bipolar field of Fig. 1;
Fig. 7 is the air-cooled heat dissipation type structural front view of the circulation of Fig. 1;
Fig. 8 is the air-cooled heat dissipation type structure of the circulation of a Fig. 1 vertical view;
Fig. 9 is the strong oil cooling heat dissipation type structural front view of Fig. 1;
Figure 10 is the strong oil cooling heat dissipation type structure vertical view of Fig. 1.
The specific embodiment
Describe tramp iron separator of the present utility model in detail below in conjunction with accompanying drawing 1-10, illustrate as just example below, know with those skilled in the art know that, all fall among the utility model as long as meet the method and system of the utility model thought; Additionally, protection domain of the present utility model only should be limited to the concrete parameter of tramp iron separator concrete structure or parts.
As shown in Figure 1, tramp iron separator of the present utility model: the core is magnetic field magnetic system, magnetic field magnetic system comprises that high gradient ellipse master magnetic is that the auxiliary magnetic of 1-13 and bipolar field is 1-14, magnetic field magnetic system produces magnetic field, realization equipment picks up ironware, magnetic field magnetic system dispels the heat by heat abstractor 1-7 and guarantees that magnetic field magnetic is permanently effective operation, unload iron belt 1-4 rotation by reducing motor 1-1 by drive sprocket 1-2 and driven sprocket 1-3 drive, being inhaled ironware and hang bar 1-12 drive by unloading iron, is that 1-14 finishes whole iron removal when breaking away from the auxiliary magnetic of bipolar field.Belt guarantees the equipment even running by 2 backspin rolls 1-5, supporting traverse 1-9 and 2 driving drum 1-10; Unloading the iron belt material is vulcanized rubber, has good wear-resisting and impact resistance, and both sides guarantee that by adjusting bolt 1-6, tensioning bolt 1-11 and anti-deviation device 1-8 equipment moves for a long time.
Operation principle of the present utility model is as follows:
1) control device sends the running instruction for the motor in the tramp iron separator, starts transferring roller 3-1) running;
2) transferring roller 3-1 drives belt 3-6 running, makes harbour conveyer belt speed usually at 3.5 meter per seconds～6 meter per seconds;
3) the material 3-2 of iron tramp 3-3 forms parabola 3-8 under the drive of belt 3-6, when iron tramp 3-3 arrival is center 3-4 apart from magnetic, iron tramp 3-3 is picked up forms parabola 3-12, the iron tramp 3-3 that is picked up crosses cutting plate 3-11 arrival and connects among the iron bucket 3-10 under the drive of unloading the iron scraping article;
4) by material pure after the magnetic separation abrasion-proof backing block 3-13 among the receiving hopper 3-7 is formed strong impact, fall under gravity into receiving hopper 3-7 bottom at last.
Particularly, in transmission system, under the drive of reducing motor 1-1, drive sprocket 1-2 gives driven sprocket 1-3 by chain 1-15 transmission, main, there is chain wheel cover 1-16 in the driven sprocket outside, guarantee chain reliable transmission operation, driven sprocket 1-3 gives drive roll 1-17 with power transmission, drive roll 1-17 and driven cylinder 1-10 entire body adopt the drum type structure, can align automatically and unload iron belt and keep aligning, other two little carrying roller 1-5 and a driven cylinder 1-10 play a supportive role, and under the drive of sulfuration belt, power passed to unload iron scraping article 1-12, the rotation belt body adopts D level wear-resistant conveyor belt, drive roll both sides belt angle increases gearing friction power less than 45 degree, unloads iron and scrapes strip adoption and vulcanize structure entirely, scraping article height 35～75mm, scraping article width 35～45mm guarantees that high belt speed unloads iron, and the belt speed of service is adjusted into 4.5 meter per seconds～6 meter per seconds with conveyer belt speed; When unloading iron belt generation sideslip, there are two sideslip switch 1-8 equipment yoke plate both sides, produce alarm signal in one-level sideslip position and pass to control system, and control system produces stopping signal then, establishing levelling belt position.
As shown in Figure 2, provide 380V to start transmission system by power supply, start-up control system then, it is excitation, cooling system and transmission system three parts that control system can be controlled high-gradient magnetic field magnetic simultaneously.
As shown in Figure 3, it is that 3-4 bottom transmission system feeds with material from magnetic field magnetic that overall structure adopts conveyer head feed-type, and blanking is divided into receiving hopper 3-7 and meets iron bucket 3-10, is used for the assorted iron that magneticly elects two separatory funnels of packing into.Conveyer great wheel transmission direction is consistent with the material traffic direction, and the hopper cutting plate middle with unloading the flowing molten iron groove adopts no magnetic manganese steel plate, and the front and back adjustable extent is at 200mm.Conveyer great wheel transmission direction is consistent with the material traffic direction, and the receiving hopper 3-7 cutting plate middle with meeting iron bucket 3-10 adopts no magnetic manganese steel plate, and the front and back adjustable extent is at 200mm.At first run up by transferring roller 3-1, harbour conveyer belt speed is usually at 3.5 meter per seconds～6 meter per seconds, drive belt 3-6 running, also have the material 3-2 of iron tramp 3-3 under the drive of belt 3-6, to form parabola 3-8, when iron tramp 3-3 arrival is center 3-4 apart from magnetic, iron tramp 3-3 is picked up forms parabola 3-12, the iron tramp 3-3 that is picked up is under the drive of unloading the iron scraping article, crossing cutting plate 3-11 arrival connects among the iron bucket 3-10, by material pure after the magnetic separation abrasion-proof backing block 3-13 among the receiving hopper 3-7 is formed strong impact, fall under gravity into receiving hopper 3-7 bottom at last.
As shown in Figure 4, the operation principle of control device is: the excitation voltage of electromagnetism magnetic field master's magnetic system is DC voltage 513V, and three-phase alternating voltage is 380V, and wherein the per two alternate voltages of Jiao Liuing are 380V AC; Obtain the coil that the 513V DC voltage is sent to electromagnetism magnetic field master's magnetic system by the three phase full bridge silicon rectifier, and by the adhesive of A.C. contactor and the excitation that discharges controlling magnetic field master magnetic to be; The belt motor power supply enters belt motor after having passed through the thermal overload relay of thermal overload protection, and the adhesive by A.C. contactor with discharge the running of controlling belt motor.When carrying out execute-in-place, scene collection control change-over switch on the control panel is pushed field position X1, press the belt operation start button X5 on the switch board panel, unloading iron belt brings into operation, the belt run indicator is bright simultaneously, press the excitation start button X3 on the switch board panel then, main A.C. contactor KM1 adhesive in the cabinet, Oil pump electrical machinery entry into service on it simultaneously, cooling fan motor on the radiator begins running in the other direction simultaneously, the aft-fan motor shut down in one minute, stopped to begin after 20 seconds the forward running; Magnetic field master's magnetic is that excitation is inhaled iron, and the excitation indicator lamp on the switch board panel is bright, can observe the size of excitation voltage and electric current on D.C. voltmeter from the switch board panel and the ammeter.When needs stop excitation, press the excitation stop button X4 on the switch board panel, master's magnetic system in magnetic field stops excitation, and the excitation indicator lamp on the switch board panel goes out simultaneously, and the pointer on excitation voltage and the ammeter also falls back to zero; Unload iron belt and excitation stops simultaneously, excitation indicator lamp and belt run indicator are extinguished simultaneously; Magnetic field master's magnetic system stop excitation after 10 minutes oil pump and the fan electromotor on it shut down.If will carry out the remote control operation, scene collection control change-over switch SA1 on the control panel is pushed collection controlled position X0, central station of floating dock is received collection control ready signal, central station of floating dock is given last collection control inhibit signal then, magnetic field master's magnetic system beginning excitation, unload also entry into service of iron belt, simultaneously, central station of floating dock is received excitation and belt run signal, and (oil pump and fan motor runs on it are the same; If want magnetic field master's magnetic system to stop excitation, central station of floating dock cancellation collection control inhibit signal, master's magnetic system in magnetic field stops excitation, excitation signal disappears, unload iron belt and also shut down, the belt run signal also disappears, and oil pump and fan electromotor that excitation stops after 10 minutes on it shut down.If on-stream belt motor breaks down, unload the running of iron belt and the excitation of magnetic field master's magnetic system and stop automatically, central station of floating dock is received fault-signal X7 simultaneously.Magnetic field master's magnetic is that temperature rise surpasses first setting value if be in operation, and central station of floating dock is received fault-signal X10, and the overtemperature alarm on the panel is reported to the police simultaneously; When temperature rise surpassed second setting value, master's magnetic system in magnetic field stopped excitation automatically.Oil pump X13 or fan electromotor X14 break down if be in operation, and oil pump or cooling fan can shut down automatically, and master's magnetic system in magnetic field also stops excitation X4, and central station of floating dock is received fault-signal simultaneously.Be provided with normal exciting current in the electric control gear and detect and protection, when exciting current set value less than current sensor under the normal excitation situation, excitation stopped automatically; the simultaneous faults alarm equipment alarm; and excitation can not be given last, have only electric control gear to re-power after, excitation could operate as normal.If on-stream belt deviation is to first set angle, the sideslip alarm equipment alarm on the switch board panel, central station of floating dock is received fault-signal simultaneously; When belt deviation X20 and X21 to second set angle, magnetic field master's magnetic is that excitation and belt operation stop automatically.If be in operation the cold oil undercurrent, the cold oil undercurrent alarm equipment alarm on the control panel, magnetic field master's magnetic is that excitation can stop automatically.
As shown in Figure 5, Fig. 5 is high gradient ellipse master magnetic system and the auxiliary magnetic architecture front view of bipolar field, its magnetic pastern part is earlier with iron core 5-8, big yoke plate 5-7 and little yoke plate 5-6 assembly welding are integral, then in iron core 5-8 outer felt around magnet exciting coil 5-4, and coil 5-4 is one group for per four layers, separate passage between magnet exciting coil group 5-4 and with insulating materials 5-5 as heat eliminating medium, be beneficial to heat radiation, and its shell is by big yoke plate 5-7, magnetic conductive cylinder 5-9, the full-closed structure that supporting plate 5-2 assembly welding forms, magnet exciting coil is loaded in the housing, produces magnetic field after the magnet exciting coil turn-on current promptly as magnetic source.Simultaneously, on the big yoke plate 5-7 overtemperature alarm device 5-3 is installed, so that the operate as normal of protection equipment.The above it played moistureproof, dustproof, etch-proof effect, work under the more abominable working condition so can conform.
As shown in Figure 6, Fig. 6 is high gradient ellipse master magnetic system and the auxiliary magnetic architecture vertical view of bipolar field bipolar field, magnetic field magnetic system is made up of high gradient ellipse master magnetic system and the auxiliary magnetic of bipolar field system, main magnetic ties up to the left side of the auxiliary magnetic of bipolar field system, adopt lattice coil 5-4 coiling, the coil number of plies is selected for use between 4～15 layers, every layer line circle thickness 20～100mm, about passage between the coil (5-10) 10～20mm, coil channel 5-10 is that cooling system passage 6-1 communicates with magnetic, the whole full-closed structure that adopts of coil guarantees equipment sealing effectiveness and resistance to overturning; Magnetic is that iron core 5-8 is provided with temperature sensor 5-3, guarantee the stability of coil temperature rise, coil temperature rise guarantees at 60 degrees centigrade once, coil 5-4 global shape becomes ellipse, magnetic is that iron core 5-8 material is an electrical pure iron, be shaped as ellipse, the iron core outside is apart from coil 2-5mm, gap portion is filled with C class F insulating material F 5-5, and the iron core height is highly consistent with magnetic system, and coil vertical is wound on the iron core 5-8, all fill 2～5mm C class F insulating material F 5-5 inside and outside about the coil, when starting magnet exciting coil, produce the N-S pole field, the magnetic line of force passes big yoke plate 5-7 by iron core, big yoke plate 5-7 and little yoke plate 5-6 magnetic conductive area (surface perimeter X thickness) require greater than the iron core upper surface area, magnetic field is imported magnetic conductive board (5-9) into by the yoke plate outside, gets back to magnetic system bottom then, guarantees that the saturation flux amount makes magnetic Circuit Design the best.The built-in terminal box of totally-enclosed waterproof is partly adopted in the electromagnetism wiring, the two binding post 6-2 of excitation insert the interior binding post 6-4 of box by terminal box side plate 6-3, outside power supply penetrates from water-proof cable joint 6-5, for equipment provides power supply, the terminal box body is a waterproof sealing structure, and degree of protection reaches IP54..
Auxiliary magnetic field adopts permanent-magnet structure, field structure is a cuboid, above-below direction is a magnetic pole S-N direction, magnetic material 5-1 selects NdFeB material or Ferrite Material for use, magnetic pole is arranged and is adopted peer, be arranged into S-N magnetic field, ellipse master's magnetic system is concordant with the auxiliary magnetic field bottom surface, and act on the same supporting plate 5-2, ellipse master's magnetic system and auxiliary magnetic field are determined between 5: the 1～3:1 of proportionate relationship by the magnetic field range requirement, magnetic field reaches 2000～3000GS magnetic field intensity in working range, improve the deironing rate, and the auxiliary magnetic of bipolar field bipolar field system and ellipse master magnetic system form N-S and make and unload the ironworker and finish.High gradient ellipse master magnetic is that iron core 6-4 and coil 6-5 length determine that by the on-the-spot belt feeder belt speed of use this core design satisfies the high belt speed service condition of the on-the-spot 4-5 meter per second in harbour, prolongs ironware in the magnetic region time of staying, ironware is reached unload the iron zone.In order to prevent of the impact of a large amount of materials of thick-layer to ironware, need to increase suction to ironware, the product of magnetic field intensity and magnetic field gradient has determined the suction size.Tramp iron separator magnetic field sphere of action for 2 meters bandwidth can reach 4～5 meters, and typical circular tramp iron separator magnetic field range only can reach 2 meters, reaches more than the 3000GS in work magnetic region scope magnetic field intensity simultaneously.As can be seen from the figure, the oval magnetic cording of high gradient has a clear superiority in.
Shown in Fig. 7-10, magnetic is that the heat abstractor mode adopts air-cooled heat dissipation type of circulation or strong oil cooling heat dissipation type, for solving the problem that electric magnetic iron remover maximizes, as large-scale common tramp iron separator, because its temperature rise, so need to strengthen heat-dissipating space, volume is just very big, and weight also increases, and radiating efficiency is but very low.Circulate air-cooled heat dissipation type or strong oil cooling tramp iron separator can be accomplished good heat dissipation, and in light weight, volume is little, and cost is low, and the life-span is long.
(1) shown in Fig. 7-8, magnetic anchor line (string) circle 8-3 self the line interlayer that circulates in the air-cooled heat dissipation type has heat dissipation channel, with the whole wind distribution of blower fan 7-1 on each passage of equipment, act on magnetic anchor line (string) circle 8-3 surface by induced draft plate 24, magnetic anchor line (string) circle 8-3 is oblate type, and radiating surface is introduced cold air in the internal heat cross-ventilation by air inlet 7-8 up and down, then hot-air is derived from equipment air outlet 7-6, by reducing the equipment temperature rise, reach the purpose of integral heat sink, make magnetic field be in guarantor's magnetic state for a long time.
(2) shown in Fig. 9-10, external circulating system in the strong oil cooling heat dissipation type partly is to press by having that to draw oil circulating pump 10-2 be that the oil pipe 9-3 of deep fat 9-9 by four different azimuth in the 9-7 imports among the current divider 10-1 with magnetic, enter forced air cooling radiator 9-2 by current divider 10-1 again, and forced air cooling radiator 9-2 has periodic reverse automatic dust-cleaning function, guaranteed the continual and steady of radiating efficiency, then oil is returned to current divider 10-1 and distribute to by current divider 10-1 among the return line 9-3 of four different azimuth, in returning to magnetic system, and formed the whole circulation process.Because the operating point of the circulatory system is selected suitable, the generation that can solve inner cavitation has effectively prolonged service life of complete machine, makes oil circulation rapidly, fully coil and oil is carried out the heat transmission, reduces temperature rise, and what guaranteed to move is safe and reliable.
(3) in tramp iron separator except using air-cooled heat dissipation type of circulation or strong oil cooling heat dissipation type cooling system, can also use air-cooled heat dissipation type cooling system of circulation and strong oil cooling heat dissipation type cooling system simultaneously, increase the expansion system in the cooling system this moment, when expansion system is meant tramp iron separator work, can produce temperature rise, deep fat 9-9 can expand.An oil 9-9 part is by forced air cooling radiator 9-2 cooling, a part by conservator with oil pipe 9-6 passage, the conservator 9-4 expansion of expanding, like this, conservator 9-4 can play additional heat sinking function again, simultaneously, conservator 9-4 goes up liquid-level switch 9-5 and the dehydrating breather 9-1 with oil level warning function is installed, and the equipment below is provided with safeguards drain oil 9-8, makes whole system be in benign cycle.
To sum up tell the high belt speed service condition that the on-the-spot 4-5 meter per second in harbour is satisfied in this equipment design, prolong ironware, ironware is reached unload the iron zone in the magnetic region time of staying.In order to prevent of the impact of a large amount of materials of thick-layer to ironware, need to increase suction to ironware, the product of magnetic field intensity and magnetic field gradient has determined the suction size.Tramp iron separator magnetic field sphere of action for 2 meters bandwidth can reach 4～5 meters, and typical circular tramp iron separator magnetic field range only can reach 2 meters, reaches more than the 3000GS in work magnetic region scope magnetic field intensity simultaneously.
In the utility model, tramp iron separator high gradient of the present utility model adopts ellipse master magnetic system, the auxiliary magnetic of bipolar field system, magnetic to be heat abstractor and to unload formation such as iron transmission system.Characteristics of the present utility model are that high gradient ellipse master magnetic system has adopted the totally enclosed shell mechanism that is made of oval electrical pure iron core, yoke plate, preparation magnetic conductive cylinder, supporting plate, make whole magnetic field gradient reach the superpower degree of depth, in the equipment course of work, accelerate the ironware transmission by the auxiliary magnetic of bipolar field system, magnetic is that heat abstractor reduces the equipment temperature rise, makes magnetic field be in guarantor's magnetic state for a long time.
In addition, the utility model has adopted high gradient ellipse master magnetic system, magnetic field gradient and magnetic force distribution area have been strengthened, be heat abstractor and unload under the effect of iron transmission system in bipolar field auxiliary magnetic system and magnetic simultaneously, make the machine system temperature rise evenly and obviously lower, reduced the hot-spot phenomenon, improved the magnetic potential utilization rate, therefore further improved the magnetic attraction of the utility model tramp iron separator, thereby improved the service life of the utility model tramp iron separator, guaranteed the safe and reliable operation of the utility model tramp iron separator.
Further, to adopt high gradient ellipse master magnetic system, the auxiliary magnetic of bipolar field system, magnetic be heat abstractor and unload formation such as iron transmission system for tramp iron separator of the present utility model.Further improve can for: high gradient ellipse master magnetic system has adopted the totally enclosed shell mechanism that is made of oval electrical pure iron core, yoke plate, preparation magnetic conductive cylinder, supporting plate, make whole magnetic field gradient reach the superpower degree of depth, in the equipment course of work, accelerate the ironware transmission by the auxiliary magnetic of bipolar field bipolar field system, magnetic is that heat abstractor reduces the equipment temperature rise, makes magnetic field be in guarantor's magnetic state for a long time.
Compare with large-scale common oil cooling tramp iron separator, the performance of common oil cooling tramp iron separator is lower, particularly in the more exigent special occasions of Ex-all rate, be difficult to remove as big part or tiny ironware, as can accomplish the performance foot with tramp iron separator, compact conformation is suitable for the higher production place of deironing requirement; Be that conforming of large-scale common tramp iron separator is limited at last, and as can accomplish work under the environment reasonable in design, as to be adapted at on-the-spot very severe with tramp iron separator,, salt air corrosion serious place big as humidity, dust, it is material bed thicker, the conveyer belt belt speed is than in the material under the condition with higher, all can remove the assorted iron of ferromagnetism, the scope of application is extremely wide.Belt speed is fast in the convey materials of therefore suitable harbour, and the bed of material is super thick, and the deironing environment badly waits on-the-spot, can reach the purpose of meticulous deironing.
As above-mentioned, the clear tramp iron separator that the utility model proposes that described in detail, but this area those skilled in the art are appreciated that under the situation of the spirit and scope of the present utility model that do not deviate from the claims definition, can make multiple modification in form and details.Therefore, all should be worked as and be included within the protection domain of the present utility model with reference to the various modifications that technical solutions of the utility model are made.
Claims (10)
1. tramp iron separator, it comprises transmitting device, magnetic field magnetic system, control device, power supply, cooling system, transmission system, it is characterized in that
1) transmitting device: transmitting device comprises feed part and blanking part, and feed partly adopts conveyer head feed-type that material is fed from magnetic system bottom, and blanking partly is divided into receiving hopper and connects the iron bucket;
2) magnetic field magnetic system: comprise the auxiliary magnetic of ellipse master magnetic system and bipolar field system;
3) control device: be used for the coil in ellipse master's magnetic system of magnetic field magnetic system is carried out excitation, starting magnetic field magnetic is cooling system, the control remote signal, and the startup transmission system is carried out sub-material and is unloaded iron;
4) power supply: the control device energy source and power is provided;
5) cooling system: magnet exciting coil is produced heat carry out the outer circulation heat radiation;
6) transmission system: be used for the ironware that magneticly elects is transferred to and unload in the iron funnel.
2. tramp iron separator according to claim 1, wherein the hopper cutting plate middle with unloading the iron funnel adopts no magnetic manganese steel plate; Receiving hopper (3-7) cutting plate middle with connecing iron bucket (3-10) adopts no magnetic manganese steel plate.
3. tramp iron separator according to claim 2, the no magnetic manganese steel plate that adopts of hopper and the cutting plate that unloads in the middle of the flowing molten iron groove wherein, its adjustable extent on fore-and-aft direction is 0～200mm; The no magnetic manganese steel plate that receiving hopper (3-7) cutting plate middle with connecing iron bucket (3-10) adopts, its adjustable extent on fore-and-aft direction is 0～200mm.
4. tramp iron separator according to claim 1, it is characterized in that: magnetic system in described magnetic field is made up of ellipse master magnetic system and the auxiliary magnetic of bipolar field system, ellipse master's magnetic system adopts lattice coil (5-4) coiling, the coil number of plies is selected for use between 4～15 layers, every layer line circle thickness 20～100mm, about passage between the coil (5-10) 10～20mm, passage (5-10) is that cooling system communicates with magnetic, and magnetic is that iron core (5-8) is provided with temperature sensor (5-3); Coil (5-4) global shape becomes ellipse, magnetic is that iron core (5-8) material is an electrical pure iron, be shaped as ellipse, the iron core outside is apart from coil 2-5mm, fill with C class F insulating material F (5-5) apart from the gap portion between the coil in the iron core outside, iron core height and magnetic system is highly consistent, and coil vertical is wound on the iron core (5-8), all fills 2～5mm C class F insulating material F (5-5) inside and outside about the coil; Big yoke plate (5-7) and little yoke plate (5-6) magnetic conductive area are greater than the iron core upper surface area; The built-in terminal box of totally-enclosed waterproof is partly adopted in the electromagnetism wiring, and the two binding posts (6-2) of excitation insert the interior binding post (6-4) of box by terminal box side plate (6-3), and outside power supply penetrates from water-proof cable joint (6-5).
5. tramp iron separator according to claim 4 is characterized in that, the body of terminal box is a waterproof sealing structure.
6. tramp iron separator according to claim 1 is characterized in that, the auxiliary magnetic of bipolar field system comprises auxiliary magnetic field; Auxiliary magnetic field adopts permanent-magnet structure, and the field structure of auxiliary magnetic field is a cuboid, and above-below direction is a magnetic pole S-N direction, and the magnetic material (5-1) in the auxiliary magnetic field is selected NdFeB material or Ferrite Material for use.
7. according to the arbitrary described tramp iron separator of claim 4-6, it is characterized in that ellipse master's magnetic ties up to the left side of the auxiliary magnetic of bipolar field system, ellipse master's magnetic system is concordant with the auxiliary magnetic field bottom surface, and acts on the same supporting plate (5-2).
8. tramp iron separator according to claim 1 is characterized in that, cooling system adopts the circulation wind-cooling heat dissipating; Wherein, magnetic anchor line (string) circle (8-3) self line interlayer has heat dissipation channel, with the whole wind distribution of blower fan (7-1) on each passage of equipment, act on magnetic anchor line (string) circle (8-3) surface by induced draft plate (24), magnetic anchor line (string) circle (8-3) is oblate type, radiating surface is introduced cold air in the internal heat cross-ventilation by air inlet (7-8) up and down, then hot-air is derived from equipment air outlet (7-6).
9. tramp iron separator according to claim 1 is characterized in that, cooling system adopts the forced oil cooling heat radiation; Wherein, draw oil circulating pump (10-2) with in oil pipe (9-3) the remittance current divider (10-1) of the deep fat (9-9) in the magnetic system (9-7) by four different azimuth by having to press, enter forced air cooling radiator (9-2) by current divider (10-1) again with periodic reverse automatic dust-cleaning function, then oil is returned to current divider (10-1) and distribute to by current divider (10-1) in the return line (9-3) of four different azimuth, in returning to magnetic system, and formed the whole circulation process.
10. tramp iron separator according to claim 1, wherein transmission system is specific as follows: under the drive of reducing motor (1-1), drive sprocket (1-2) is given driven sprocket (1-3) by chain (1-15) transmission, main, there is chain wheel cover (1-16) in the driven sprocket outside, driven sprocket (1-3) is given drive roll (1-17) with power transmission, drive roll (1-17) and driven cylinder (1-10) entire body adopt the drum type structure, two little carrying rollers (1-5) and a driven cylinder (1-10) play a supportive role and power are passed to and unload iron scraping article (1-12), are provided with two sideslip switches (1-8) in tramp iron separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201425087U CN202078961U (en) | 2011-05-09 | 2011-05-09 | Iron remover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201425087U CN202078961U (en) | 2011-05-09 | 2011-05-09 | Iron remover |
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| CN202078961U true CN202078961U (en) | 2011-12-21 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284357A (en) * | 2011-05-09 | 2011-12-21 | 沈阳隆基电磁科技股份有限公司 | Iron remover and iron removing method for cleaning conveyed material at port |
| CN103071584A (en) * | 2012-10-19 | 2013-05-01 | 南京梅山冶金发展有限公司 | Frequency conversion control device for de-ironing separator |
| WO2013107257A1 (en) * | 2012-01-19 | 2013-07-25 | 沈阳隆基电磁科技股份有限公司 | High gradient, oil-cooled iron removal device with inner circulation |
| CN104043524A (en) * | 2014-07-04 | 2014-09-17 | 岳阳鸿升电磁科技有限公司 | Electric permanent-magnet iron separator |
| CN104368439A (en) * | 2014-01-09 | 2015-02-25 | 国辉 | Oil cooling electric drum (electromagnetic and permanent magnetic) deironing device |
| CN110124860A (en) * | 2018-02-09 | 2019-08-16 | 中冶宝钢技术服务有限公司 | Steel slag screening system |
| CN110396973A (en) * | 2019-08-05 | 2019-11-01 | 高洪江 | A kind of road cleans trailer with electromagnetism |
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2011
- 2011-05-09 CN CN2011201425087U patent/CN202078961U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284357A (en) * | 2011-05-09 | 2011-12-21 | 沈阳隆基电磁科技股份有限公司 | Iron remover and iron removing method for cleaning conveyed material at port |
| CN102284357B (en) * | 2011-05-09 | 2013-06-12 | 沈阳隆基电磁科技股份有限公司 | Iron remover and iron removing method for cleaning conveyed material at port |
| WO2013107257A1 (en) * | 2012-01-19 | 2013-07-25 | 沈阳隆基电磁科技股份有限公司 | High gradient, oil-cooled iron removal device with inner circulation |
| US9511377B2 (en) | 2012-01-19 | 2016-12-06 | Longi Magnet Co., Ltd. | High gradient, oil-cooled iron removal device with inner circulation |
| CN103071584A (en) * | 2012-10-19 | 2013-05-01 | 南京梅山冶金发展有限公司 | Frequency conversion control device for de-ironing separator |
| CN103071584B (en) * | 2012-10-19 | 2016-03-02 | 南京梅山冶金发展有限公司 | A kind of frequency-converting control device of tramp iron separator |
| CN104368439A (en) * | 2014-01-09 | 2015-02-25 | 国辉 | Oil cooling electric drum (electromagnetic and permanent magnetic) deironing device |
| CN104043524A (en) * | 2014-07-04 | 2014-09-17 | 岳阳鸿升电磁科技有限公司 | Electric permanent-magnet iron separator |
| CN110124860A (en) * | 2018-02-09 | 2019-08-16 | 中冶宝钢技术服务有限公司 | Steel slag screening system |
| CN110396973A (en) * | 2019-08-05 | 2019-11-01 | 高洪江 | A kind of road cleans trailer with electromagnetism |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20111221 Termination date: 20180509 |