CN204159447U - A kind of magnetic separator with graphite dust retracting device - Google Patents
A kind of magnetic separator with graphite dust retracting device Download PDFInfo
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- CN204159447U CN204159447U CN201420491763.6U CN201420491763U CN204159447U CN 204159447 U CN204159447 U CN 204159447U CN 201420491763 U CN201420491763 U CN 201420491763U CN 204159447 U CN204159447 U CN 204159447U
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Abstract
A kind of magnetic separator with graphite dust retracting device, in magnetic separation case, belt conveyor is set, the top of belt conveyor arranges multiple dispersion plate, dispersion plate have two be tilted under inclined-plane, magnetic roller is horizontally disposed with between adjacent dispersion plate, the device reclaimed for graphite dust is arranged on magnetic separation case outside, form by taking out dirt pipeline and taking out dirt blower fan, the air inlet taking out dirt pipeline is arranged on the side of magnetic separation case feeding mouth, take out dirt pipeline and be provided with multiple exhaust duct, the quantity of exhaust duct is consistent with magnetic roller quantity, exhaust duct end is air outlet, be arranged on the top of corresponding magnetic roller.The utility model makes graphite microparticles be evenly distributed on belt by dispersion plate, magnetic roller between dispersion plate extends the time of contact of graphite microparticles and magnetic roller, and pass through device for recovering powder, collect the dust that magnetic separation process produces, and directly discharge near left magnetic roller, by magnetic roller, magnetic separation process is carried out to reclaimed dust.
Description
Technical field
The utility model relates to spherical graphite production equipment field, particularly relates to a kind of magnetic separator with graphite dust retracting device.
Background technology
In the production process of spherical graphite, graphite coarse crushing, finishing are all carried out in the equipment of iron and steel material quality, thus can produce a small amount of iron filings impurity, although be a small amount of impurity, also can affect the carrying out of subsequent handling and the quality of final products.Therefore, iron filings are wherein needed to separate, at present, the method of conventional separation iron filings impurity is magnetic method, utilize iron filings easily by the characteristic of attraction, by the graphite microparticles containing spherical graphite through coarse crushing, finishing by the magnetic devices of magnetic separator, by the attraction of magnetic devices, iron filings impurity is separated from graphite microparticles.
Belt type magnetic separator because of its structure simple, with low cost, be widely used, but conventional belt type magnetic separator in use existing defects, iron filings can not be separated from graphite microparticles clean, specifically, its reason is mainly, on the one hand, when graphite microparticles is fallen on belt by the feeding mouth of belt type magnetic separator, can not be uniformly distributed on belt, especially diverse location became uneven is even, have impact on the attraction of magnetic devices to iron filings in graphite microparticles, on the other hand, existing belt type magnetic separator is that the roller of strap end is replaced with magnet drum, graphite microparticles with Belt Conveying to magnet drum position time, iron filings to be wherein attracted on belt and to rotate with belt, then come off along with the increase with magnet drum distance and be collected, other graphite microparticles then depart from belt and enter next process, in all processes of graphite microparticles by Belt Conveying, magnetic separation is only carry out at the afterbody of belt, the time that graphite microparticles contacts with magnet drum is very short, effectively can not be separated iron filings wherein, and, as previously noted, due to the skewness of graphite microparticles, became uneven is even, iron filings in the graphite microparticles that thickness is thicker are rear because be difficult to move down at short notice by magnet drum attraction, therefore be not easy to be separated.
Known by above-mentioned analysis, existing belt type magnetic separator magnetic separation effect is unsatisfactory, effectively can not remove the iron filings impurity mixed in graphite microparticles.In order to solve the problem of graphite microparticles became uneven on magnetic belt separator, some enterprise attempts arranging scraper plate on belt conveyor, want to utilize scraper plate to retain unnecessary graphite microparticles, with the movement of sluggish graphite microparticles on belt conveyor, thus make graphite microparticles layer by thick thinning, but after arranging scraper plate, graphite microparticles is easily piled up near scraper plate, produce the new problem of blocking up, have influence on the normal work of belt conveyor.
And, because graphite is through coarse crushing, finishing, its granularity is less, in magnetic separation process, especially when graphite microparticles drops on belt conveyor from feeding mouth, the graphite dust that easy generation is a large amount of, wherein mainly graphite granule, but also can mix some iron filings impurity, if do not processed, these dust parts can sedimentation drop on belt conveyor, another part then can be attached to each device of magnetic separator, in mechanism, and then have influence on the operation of magnetic separator, maintain and repair methods cost, and cleaning is attached to magnetic separator different device, dust difficulty in mechanism is larger, waste time and energy, therefore, collection process must be carried out when dust produces, simultaneously owing to containing a certain amount of iron filings impurity in dust, collected graphite dust directly can not be put in next process, but to magnetic separation process be carried out.
Utility model content
The purpose of this utility model is to provide a kind of magnetic separator with graphite dust retracting device, by arranging decentralized institution, graphite microparticles is evenly distributed on belt, and there is less thickness, optimize the set-up mode of magnetic roller further simultaneously, extend the time of contact of graphite microparticles and magnetic roller, and then the iron filings impurity mixed in graphite microparticles is effectively cleared out, and on magnetic separator, device for recovering powder is set, collect the dust that magnetic separation process produces, and directly discharge near left magnetic roller, by magnetic roller, magnetic separation process is carried out to reclaimed dust.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of magnetic separator with graphite dust retracting device, comprise magnetic separation case and the device for recovering powder being arranged on magnetic separation case outside, belt conveyor for carrying graphite microparticles is set respectively in magnetic separation case, decentralized institution and magnetic roller, the two ends of described magnetic separation case arrange feeding mouth and discharging opening respectively, the belt tension of described belt conveyor is on the roller at belt conveyor two ends, roller rotates under the driving of motor, described decentralized institution is made up of multiple dispersion plate be arranged on above belt conveyor, the two ends of dispersion plate are arranged on the both sides inwall of magnetic separation case, and dispersion plate is provided with the dispersion ridge vertical with the throughput direction of graphite microparticles, the side of dispersion ridge extends to form inclined-plane I in face of graphite microparticles throughput direction is downward-sloping, opposite side extends to form inclined-plane II along graphite microparticles throughput direction is downward-sloping, described magnetic roller is arranged between adjacent dispersion plate, the two ends of magnetic roller are supported on the both sides inwall of magnetic separation case, and drive rotation by the motor be arranged on magnetic separation case, described device for recovering powder comprises to be taken out dirt pipeline and being arranged on and takes out dirt pipeline takes out dirt blower fan, the air inlet taking out dirt pipeline is arranged on the side of magnetic separation case feeding mouth, and multiple exhaust duct is set taking out on dirt pipeline, the quantity of exhaust duct is consistent with the quantity of described magnetic roller, exhaust duct end is air outlet, be arranged on the top of described magnetic roller.
Further, air inlet and the air outlet of taking out dirt pipeline described in are set to tubaeform.
Further, the gradient on described inclined-plane I is 10 ° ~ 20 °, and is greater than the gradient on inclined-plane II, and the distance between the lower edge of dispersion plate and the upper strata belt of belt conveyor is 1 ~ 2cm.
Further, described magnetic roller is for being horizontally disposed with, and parallel with described dispersion ridge.
Further, the top of described magnetic separation case arranges service ports and seal cover.
Further, the least significant end of described magnetic roller is not higher than described dispersion ridge.
Compared with prior art, the utility model has following beneficial effect:
First, the utility model arranges multiple dispersion plate above belt conveyor, and repeatedly disperseed by the graphite microparticles that feeding mouth falls by the inclined-plane on dispersion plate and dispersion ridge, it is made to be uniformly distributed on belt conveyor, and there is less thickness, increase the contact area of graphite microparticles and magnetic roller, be convenient to magnetic roller by iron filings magazins' layout out;
The second, between dispersion plate, arrange magnetic roller in the utility model, on the one hand, can increase the contact area of graphite microparticles and magnetic roller, on the other hand, graphite microparticles can carry out multiple-contact with magnetic roller, extends time of contact, is conducive to the separation of iron filings;
3rd, in the utility model, spherical graphite is in the process passing through dispersion plate, a part is passed through by the gap between dispersion plate and belt conveyor, another part is then passed through by the inclined-plane of two on dispersion plate, and during again by the inclined-plane of dispersion plate, graphite microparticles overturns, and, through the effect of multiple dispersion plate, the iron filings of graphite microparticles inside are exposed, and magnetic roller is more easily separated;
4th, in the utility model, the surface slope of the dispersion ridge both sides of dispersion plate is inconsistent, and graphite microparticles can be made like this after crossing dispersion ridge to be able to slip, the accumulation that avoiding glides fast brings and increase the thickness of graphite microparticles;
5th, dispersion plate of the present utility model and magnetic roller can be cleared up in time by the service ports on magnetic separation case and change, and ensure the validity of magnetic roller;
6th, the pan feeding oral area that device for recovering powder in the utility model is the most easily producing dust collects dust, and be disposed to above magnetic roller by multiple air outlet, by magnetic roller, magnetic separation is carried out to dust, instead of directly recycled, doing so avoids iron filings impurity in dust and be mixed into next process, affect the purity of graphite products;
7th, in device for recovering powder in the utility model, air inlet is set to one, and air outlet is set to multiple, such design effectively can reduce the wind speed of air outlet, avoid in magnetic separation case, again producing dust because wind speed is too high, and reduce wind speed and be also conducive to magnetic roller sufficient magnetic separation is carried out to it.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of dispersion plate in the utility model.
Mark in figure: 1, magnetic separation case, 11, feeding mouth, 12, discharging opening, 2, belt conveyor, 21, roller, 3, dirt pipeline is taken out, 31, air inlet, 32, air outlet, 33, take out dirt blower fan, 34, exhaust duct, 4, dispersion plate, 41, dispersion ridge, 42, inclined-plane I, 43, inclined-plane II, 5, magnetic roller.
Detailed description of the invention
Below in conjunction with accompanying drawing, by detailed description of the invention, the utility model is further described.
As shown in the figure, a kind of magnetic separator with graphite dust retracting device, its main body is the magnetic separation case 1 of cuboid, two ends offer the feeding mouth 11 of upper shed and the discharging opening 12 of under shed respectively, feeding mouth 11 and discharging opening 12 accept a upper procedure and next process respectively, belt conveyor 2 for transmitting graphite microparticles is arranged in magnetic separation case 1, the conveying belt tensioning of belt conveyor 2 is on the roller 21 at two ends, and described roller 21 arrange respectively with feeding mouth 11 below and discharging opening 12 above, the roller 21 be wherein positioned at below feeding mouth 11 is set to driving wheel, be connected with motor.
Multistage dispersion device and magnetic roller 5 are set in magnetic separation case 1, and at the outer setting device for recovering powder of magnetic separation case 1, wherein, described Multistage dispersion device is made up of multiple dispersion plate 4 be arranged on above belt conveyor 2, the two ends of described dispersion plate 4 are arranged on the both sides inwall of magnetic separation case 1, and be horizontally disposed with the dispersion ridge 41 vertical with graphite microparticles throughput direction, the side of dispersion ridge 41 extends to form inclined-plane I 42 in face of graphite microparticles throughput direction is downward-sloping, opposite side extends to form inclined-plane II 43 along graphite microparticles throughput direction is downward-sloping, the gradient on inclined-plane I 42 is 10 ° ~ 20 °, and the gradient on inclined-plane I 42 is greater than the gradient on inclined-plane II 43, the lower edge of dispersion plate 4 and the spacing of belt conveyor 2 upper strata belt are 1 ~ 2cm, a part for graphite microparticles is passed through.
Described magnetic roller 5 is arranged between adjacent dispersion plate 4, the two ends of magnetic roller 5 are supported on the both sides inwall of magnetic separation case 1, and driving rotation by the motor be arranged on magnetic separation case 1, described magnetic roller 5 is permanent magnetic roll assembly of roll magnetic separator, and its least significant end is not higher than the dispersion ridge 41 on described dispersion plate 4.
Described device for recovering powder comprises taking out dirt pipeline 3 and being arranged on to take out, and dirt pipeline 3 takes out dirt blower fan 33, the part of air inlet 31 in magnetic separation case 1 of taking out dirt pipeline 3 is tubaeform, and be arranged on the side of feeding mouth 11, take out on dirt pipeline 3 and multiple exhaust duct 34 is set, the quantity of exhaust duct 34 is consistent with the quantity of described magnetic roller 5, exhaust duct 34 end is flaring air outlet 32, and is arranged on above magnetic roller 5 corresponding in magnetic separation case 1.
The top of described magnetic separation case 1 arranges service ports and seal cover, and arranges watch window on seal cover.
In use, belt conveyor is driven to rotate by motor driving rolls 21, graphite microparticles drops on belt conveyor from feeding mouth 11, when arriving dispersion plate 4, below dispersion plate 4, graphite microparticles is by the gap between dispersion plate 4 and belt conveyor, form the graphite microparticles layer of thickness 1 ~ 2cm, moved up by the inclined-plane I 41 of graphite microparticles along dispersion plate 4 under the thrust of follow-up graphite microparticles that dispersion plate 4 stops, then by dispersion ridge 42, again along inclined-plane II 43 slip of dispersion plate 4 on belt conveyor, owing to being provided with multiple dispersion plate 4 in magnetic separation case 1, therefore the graphite microparticles on belt conveyor repeatedly disperses, on belt conveyor, thickness is uniformly distributed, be arranged on the magnetic field of magnetic roller 5 by producing between two dispersion plates 4, by the iron filings magazins' layout by mixing in the graphite microparticles layer after dispersion plate 4 out.
And graphite microparticles is when by dispersion plate 4, because needs are through twice inclined-plane, therefore can overturn between graphite microparticles particle, collide, mix, it is more even that such graphite microparticles distributes on belt conveyor, also further increase the contact area of graphite microparticles and magnetic roller 5 simultaneously, be more conducive to the separation of iron filings.
Meanwhile, the setting of multiple magnetic roller 5 forms multi-stage magnetic separation again on belt conveyor, carries out repeatedly magnetic separation, improve the efficiency of magnetic separation to the graphite microparticles disperseed through dispersion plate 5.
Can because impulsive force produces a large amount of graphite dusts from the moment that feeding mouth 11 drops on belt conveyor at graphite microparticles, meanwhile start and take out dirt blower fan 33, the graphite dust produced enters through tubaeform air inlet 31 and takes out dirt pipeline 3, and be slowly expelled to the top of magnetic roller 5 from air outlet 32 by multiple exhaust duct 34, by magnetic roller 5, magnetic separation is carried out to discharged graphite dust, graphite dust through magnetic separation reenters the graphite microparticles layer of below under self gravitation effect, enters next process by the discharging opening 12 of magnetic separation case 1.
In use, the situation of magnetic separation case 1 inside can be observed from the watch window magnetic separation case 1 seal cover, undertaken clearing up and keeping in repair by service ports in time.
Claims (6)
1. the magnetic separator with graphite dust retracting device, comprise magnetic separation case (1) and be arranged on the outside device for recovering powder of magnetic separation case (1), belt conveyor (2) for carrying graphite microparticles is set respectively in magnetic separation case (1), decentralized institution and magnetic roller (5), the two ends of described magnetic separation case (1) arrange feeding mouth (11) and discharging opening (12) respectively, the belt tension of described belt conveyor (2) is on the roller (21) at belt conveyor (2) two ends, roller (21) rotates under the driving of motor, it is characterized in that: described decentralized institution is made up of multiple dispersion plate (4) being arranged on belt conveyor (2) top, the two ends of dispersion plate are arranged on the both sides inwall of magnetic separation case (1), and dispersion plate (4) is provided with the dispersion ridge (41) vertical with the throughput direction of graphite microparticles, the side of dispersion ridge (41) extends to form inclined-plane I (42) in face of graphite microparticles throughput direction is downward-sloping, opposite side extends to form inclined-plane II (43) along graphite microparticles throughput direction is downward-sloping, described magnetic roller (5) is arranged between adjacent dispersion plate (4), the two ends of magnetic roller (5) are supported on the both sides inwall of magnetic separation case (1), and drive rotation by the motor be arranged on magnetic separation case (1), described device for recovering powder comprises taking out dirt pipeline (3) and being arranged on to take out, and dirt pipeline (3) takes out dirt blower fan (33), the air inlet (31) taking out dirt pipeline (3) is arranged on the side of magnetic separation case (1) feeding mouth (11), and multiple exhaust duct (34) is set taking out on dirt pipeline (3), the quantity of exhaust duct (34) is consistent with the quantity of described magnetic roller (5), exhaust duct (34) end is air outlet (32), be arranged on the top of corresponding magnetic roller (5).
2. a kind of magnetic separator with graphite dust retracting device according to claim 1, is characterized in that: described in take out the air inlet (31) of dirt pipeline (3) and air outlet (32) is set to tubaeform.
3. a kind of magnetic separator with graphite dust retracting device according to claim 1, it is characterized in that: the gradient on described inclined-plane I (42) is 10 ° ~ 20 °, and being greater than the gradient on inclined-plane II (43), the distance between the lower edge of dispersion plate (4) and the upper strata belt of belt conveyor (2) is 1 ~ 2cm.
4. a kind of magnetic separator with graphite dust retracting device according to claim 1, is characterized in that: described magnetic roller (5) is for being horizontally disposed with, and parallel with described dispersion ridge (41).
5. a kind of magnetic separator with graphite dust retracting device according to claim 1, is characterized in that: the top of described magnetic separation case (1) arranges service ports and seal cover.
6. a kind of magnetic separator with graphite dust retracting device according to claim 1, is characterized in that: the least significant end of described magnetic roller (5) is not higher than described dispersion ridge (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420491763.6U CN204159447U (en) | 2014-08-29 | 2014-08-29 | A kind of magnetic separator with graphite dust retracting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420491763.6U CN204159447U (en) | 2014-08-29 | 2014-08-29 | A kind of magnetic separator with graphite dust retracting device |
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| CN204159447U true CN204159447U (en) | 2015-02-18 |
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| CN201420491763.6U Active CN204159447U (en) | 2014-08-29 | 2014-08-29 | A kind of magnetic separator with graphite dust retracting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107552534A (en) * | 2017-09-01 | 2018-01-09 | 平湖纬宸机械科技有限公司 | A kind of sorting retracting device of building waste |
| CN109926193A (en) * | 2019-04-15 | 2019-06-25 | 西安海天建材有限公司 | A kind of broken sorting Integrated Processing Unit for building waste |
-
2014
- 2014-08-29 CN CN201420491763.6U patent/CN204159447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107552534A (en) * | 2017-09-01 | 2018-01-09 | 平湖纬宸机械科技有限公司 | A kind of sorting retracting device of building waste |
| CN109926193A (en) * | 2019-04-15 | 2019-06-25 | 西安海天建材有限公司 | A kind of broken sorting Integrated Processing Unit for building waste |
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