CN1064865C - Non-magnetic metallic belt seperating machine - Google Patents

Abstract

This invention provides a magnetic material separator eliminates the necessity of providing a large capacity motor for driving a driving roller even when a large amount of iron material is contained in urban life refuses. This invention provides a magnetic material separator is disposed close to the right above the upstream side on an upper traveling section of a belt provided between a driving roller and a cylinder.

Description

Non-magnetic metallic belt seperating machine

The present invention relates to for example from municipal refuse, separate the non-magnetic metallic belt seperating machine of aluminium crumb.

Fig. 6 represents the belt feeder that separation aluminium is in the past used, 1 this belt feeder integral body of expression among the figure.One end of belt 4 is wound on the driven roller 5, on the other end is wound on nonmetal (for example plastics) cylindrical shell 8.Driven roller 5 is driven with certain rotating speed by motor 6 in the direction of arrows by belt 7.Therefore, the cylindrical shell 8 as driven voller rotates with certain rotating speed by direction shown in the arrow A.In cylindrical shell 8, installing rare earth element magnet rotary body 9 with one heart, alternately magnetize the formation S utmost point 10, the N utmost point 11 as shown in the figure in the outer peripheral edges portion of this rotary body 9, rotary body 9 is rotated around rotating shaft 14 with certain rotating speed by the arrow B direction by motor 12 by belt 13.Cylindrical shell 8 and rare earth element magnet rotary body 9 are coaxial, but cylindrical shell 8 around with axle 14 separate the axle be driven in rotation, the rotating speed of the rotating ratio driven roller 5 of rotary body 9, promptly the rotating speed of cylindrical shell 8 is a lot of greatly.22 is guide roller among the figure.

Below cylindrical shell 8, setting receptacle 3, in order to accommodate the rubbish of being discharged by sorting.Receptacle 3 is provided with partition 15a, 15b.From figure,, receptacle 3 is divided into the aluminium bits reclaims space 16, common garbage reclamation space 17 and iron filings recovery space 18 from right-to-left.

Above-described aluminium in the past separates the structure with belt feeder.Now, suppose to supply with municipal refuse from the end top of belt 4.These rubbish are represented very loosely in the drawings, in fact have the density higher than diagram.Among the figure, for example aluminium is considered to be worth doing, iron filings f, rubbish running parts above belt 4 such as paper scrap g are transferred to right-hand, when arriving the top of cylindrical shell 8, because high speed rotation at the cylindrical shell 8 inner rotary bodies of installing 9, the N utmost point that is provided with in its outer peripheral edges portion, the S utmost point is for belt 4, make the N utmost point vis-a-vis, S utmost point position changes at a high speed, therefore produce alternating magnetic field, on aluminium bits m, induce vortex flow, the magnetic flux that this vortex flow causes with from the magnetic pole N of the rotary body 9 of rotation at a high speed, the magnetic flux of S interacts, make aluminium bits m be subjected to repulsion, from being discharged in the aluminium bits receiving space 16 along track a of cylindrical shell 8 approximately topmost.

Paper scrap g is not influenced by the magnetic flux of the rotary body 9 of high speed rotation at all, freely falls from being wound on the belt 4 on the cylindrical shell 8, is discharged in the common rubbish receiving space 17 along track b.Iron filings f is subjected to the magnetic pole 10 of rotary body 9 or 11 strong attraction and is adsorbed on the belt 4, and the time of being detained on belt 4 is the longest, is discharged to iron filings along track c at last and reclaims in the space 18.

As mentioned above, just can from municipal refuse, reclaim aluminium bits, nonmetal rubbish bits, as paper scrap, plastics bits etc. and iron filings.

Among Fig. 6, the top running part length of belt 4, i.e. distance between driven roller 5 and the cylindrical shell 8, expression will be very long than actual range much shorter actually on figure, and above this on running part mounting a large amount of municipal refuses.In the upper portion of driven roller 5, setting the hopper (not showing among Fig. 6) of preserving a large amount of municipal refuses, in case driven driven roller 5, municipal refuse transports from hopper gradually.Above belt 4, be sent among Fig. 6 right-handly on the running part, and be subjected to above-mentioned centrifugation.But, sometimes, in municipal refuse, contain a large amount of magnetic things, for example irony rubbish.Iron is very heavy, so the load of belt 4 is very big, thereby makes the capacity of driven roller 5 drive electric motor 6 also must be very big, if off-capacity, belt will skid at cylindrical shell 8 places, the centrifugation of aluminium bits is weakened or loses.

The present invention makes in view of the above problems, its purpose is to provide a kind of non-magnetic metallic belt seperating machine, the a large amount of municipal refuse of mounting on the belt of this belt feeder, even the magnetic thing in the rubbish, for example irony rubbish account for major part, also need not increase the capacity motor that drives driven roller too much, still can make rubbish be subjected to original sorting.

For achieving the above object, non-magnetic metallic belt seperating machine of the present invention is made of belt and rotary magnet, one end of this belt is wound on the driven roller, the other end is wound on the nonmetal cylindrical shell, this rotary magnet is contained in the above-mentioned cylindrical shell, its circumference alternately magnetizes and forms the N utmost point and the S utmost point, above-mentioned rotary magnet rotates with the rotating speed bigger than drum speed equidirectionally, the rubbish of nonmagnetic metal composition is discharged from the other end sorting of above-mentioned belt with the track that is different from other composition rubbish, it is characterized in that, directly over running part upstream side above the belt between above-mentioned driven roller and the cylindrical shell, magnetic separator is set, from the rubbish that transports by upstream side, isolate the rubbish of magnetic components with this magnetic separator, discharge again.Also be provided with and apply the device of vibration with the opposed face of above-mentioned magnetic separator to above-mentioned belt.

A large amount of municipal refuses is positioned in and transports on the belt in the cylindrical shell side way, and irony rubbish is almost inhaled toward the top by the magnetic separator of top entirely, and sorption is discharged on the belt of magnetic separator more outward.Therefore, on the belt of this magnetic separator downstream side, in the municipal refuse of mounting, heavy iron filings have been removed, so load becomes very little.The duty ratio of the whole belt feeder of its result load of belt feeder in the past reduces greatly, thereby can reduce the capacity of the motor of transmission driven roller.In addition, owing to make driven roller and driven voller motor rotating that enough capacity be arranged,, can guarantee original sorting around cylindrical shell so belt can not skid.In addition, owing in non-magnetic metallic belt seperating machine of the present invention, also be provided with and apply the device of vibration with the opposed face of magnetic separator to belt, so, when transporting to herein by belt, because the vibration of this part is vibrated by the sorting thing, like this, the iron filings that are in than the thick-layer lower portion can be attracted to go by magnetic separator under the effect of above-mentioned vibration easily, like this, further alleviated the load of belt.

With reference to the accompanying drawings, embodiments of the invention are described.Wherein:

Fig. 1 is the partial cutaway side figure of an embodiment of non-magnetic metallic belt seperating machine of the present invention;

Fig. 2 is the plane of belt seperator shown in Figure 1;

Fig. 3 is the broken section front elevation of belt seperator shown in Figure 1;

Fig. 4 is the side view of the magnetic separator in the belt seperator shown in Figure 1;

Fig. 5 is the front elevation of magnetic separator shown in Figure 4;

Fig. 6 is the side view of non-magnetic metallic belt seperating machine in the past.

Among the figure, 32-non-magnetic metallic belt seperating machine, 34-magnetic separator, 49-belt.

Among Fig. 1, with 31 indication device integral body, it mainly is made of the magnetic separator 34 that sets directly over non-magnetic metallic belt seperating machine 32, the rubbish receptacle 33 that is located at its outlet side below and close non-magnetic metallic belt seperating machine 32 upstream sides.

Whole non-magnetic metallic belt seperating machine 32 by shell 35 covers, is provided with municipal refuse supply port 36 at the upper wall of its left end.Driven roller 37 is provided under it, and it drives rotation by belt 41 in the direction of arrows by motor 40.Right-hand in Fig. 1 is being provided with synthetic resin system cylindrical shell 38, and as shown in the figure, belt 49 is by guide roller 45,46 guiding of the guide roller 44 that is positioned at cylindrical shell 38 belows, left and reeling with being rope form.The top running part of belt 49 is being supported by guide roller 50,51, and guide roller 50 wherein is vibrating rollers, and its axle center on the outer peripheral face of this roller, is formed with the prominent bar 50a that four equi-angularly spaces also extend vertically along extending perpendicular to page.Because belt 49 is urged on prominent bar 50a, so, protruding at belt 49 formation some drums as shown of this part.

In the inside of cylindrical shell 38, installing rotary body 39 with one heart, on the concentric circumference of this rotary body 39, alternately magnetization forms the N utmost point, the S utmost point, the N utmost point ...Rotary body 39 is being supported by the axle that separates, and it drives rotation by belt 43 by motor 40, and its rotating speed is far longer than the rotating speed of driven roller 37.

A pair of tensioning apparatus 47a, 47b are being set, before device begins to drive, with the tension force of manual operation turning handle with adjusting belt 49 in the left part of belt 49.

Above-described is the structure of non-magnetic metallic belt seperating machine 32.In its outlet side subordinate side, setting the rubbish receptacle 33 that is covered with by outer cover, this receptacle 33 is provided with aluminium bits hopper portion 52, common rubbish hopper portion 53 and magnetic material bucket portion 54, directly over the partition 55,56 of dividing these hopper portions, be provided with known distribution rollers 57,58, this distribution rollers is being rotated always in the direction of arrows.

In the present invention, near locating directly over non-magnetic metallic belt seperating machine 32 upstream sides, be provided with magnetic separator 34.2-accompanying drawing 5 explains this magnetic separator 34 with reference to the accompanying drawings.

As shown in Figure 4, in magnetic separator 34, driven roller 64 and driven voller 63 are counter-clockwise to rotation around the axle of parts of bearings 74a, 74b, and this parts of bearings 74a, 74b are installed on the frame 61.Driven roller 64 is driven by the motor 65 that is installed on the frame 61 by belt 66.In the upper wall portions of frame 61, also be provided with guide roller 72,73, belt 62 is being reeled by these guide rollers with being rope form.On driven voller 63 these one side, a pair of tensioning apparatus 67a, 67b are being set, before device begins to drive, regulate the tensioning degree of belt 62 with it.

Between driven roller 64 and driven voller 63, the electromagnet apparatus 71 that the below running part with belt 62 slips is being set, the electromagnet that is made of coil and iron core is contained in the box body, and foreign current is supplied with coils by lead 70 by terminal box 69.On belt 62, integrally forming ribs 62a with equi-angularly space.Under driven roller 64, be provided with storaging bucket 68, this storaging bucket 68 is used to accommodate magnetic rubbish such as the iron filings f that belt 62 attracts.

The structure of the non-magnetic metallic belt seperating machine of one embodiment of the invention has been described above.The following describes its action.

In case supply with municipal refuse from the hopper that is provided in municipal refuse supply port 36 tops (figure does not show), then under the driving of driven roller 37, belt 49 is walked in the direction of arrows, be loaded in municipal refuse on the belt 49 and be transported right-hand in Fig. 1.When these rubbish arrive below near the magnetic separator 34 that sets directly over the upstream side, magnetic thing in the municipal refuse, for example iron filings f by the magnetic attraction gravitational attraction of the electromagnet apparatus 71 of magnetic separator 34 on running part below the belt 62, with right-hand transport of the state of sorption on belt in Fig. 4.When beyond the magnetic regions that arrives electromagnet apparatus 71, just separate and be discharged in the hopper portion 68 from belt 62.In addition, in the present embodiment, as shown in Figure 1, because the prominent bar 50a of vibrating roller 50 projection periodically makes belt 49 vibrations of this part.Like this, when the municipal refuse than thick-layer is transported to here, because the vibration of this part, make the rubbish power that is agitated, so, even be present in iron filings f than the thick-layer lower portion, also can be easily under the above-mentioned vibration effect by above magnetic separator 34 attract and sorption on belt 62.

As mentioned above, magnetic thing, for example iron filings f from magnetic separator 34 belt 49 downstream sides backward almost all remove, so, transfer toward cylindrical shell 8 with little belt load.Consequently, be added in load on the motor 40 widely less than in the past belt seperator.

Arrive the municipal refuse directly over the cylindrical shell 38, be subjected to effect same, aluminium bits m and common rubbish bits g separate with also remaining minute quantity magnetic thing such as iron filings f, are discharged to hopper portion 52,53,54 respectively.In addition, at this moment, also can be discharged to forcibly in right-hand rubbish receiving space because the rotation of the distribution rollers 57,58 directly over the partition 55,56 even toughness rubbish mounting in the above, is still ceaselessly rotated owing to it.If this distribution rollers 57,58 not, viscosity rubbish aggregation even correctly separated by non-magnetic metallic belt seperating machine 32 not at all easyly, can not correctly be discharged in each receiving space on partition, and this distribution rollers 57,58 can be avoided this phenomenon.

More than, be illustrated with regard to embodiments of the invention, certainly, the present invention has more than and is limited to this embodiment, can make all variations on the technology of the present invention thought basis.For example, in the above-described embodiments, be that the upstream side at non-magnetic metallic belt seperating machine 32 is provided with a magnetic separator 34, but also can set several magnetic separators every certain intervals.At this moment, not only upstream side can be provided in, also downstream side can be provided in.

As mentioned above, use non-magnetic metallic belt seperating machine of the present invention,, also needn't increase the capacity of the motor that makes the driven roller rotation too much even contain magnetic thing, for example irony rubbish of more amount in the municipal refuse, and belt can not skid around cylindrical shell yet.Therefore, can reduce cost and keep original sorting function.

Claims (1)

1. a non-magnetic metallic belt seperating machine is made of belt and rotary magnet, and an end of this belt is wound on the driven roller, and the other end is wound on the nonmetal cylindrical shell; This rotary magnet is contained in the above-mentioned cylindrical shell, its circumference alternately magnetizes and forms the N utmost point and the S utmost point, this rotary magnet rotates with the rotating speed bigger than above-mentioned drum speed equidirectionally, and the rubbish of nonmagnetic metal composition is discharged from the other end sorting of above-mentioned belt with the track that is different from other composition rubbish; It is characterized in that, directly over running part upstream side above the belt between above-mentioned driven roller and the above-mentioned cylindrical shell, magnetic separator is set, this magnetic separator is isolated magnetic components rubbish from the rubbish that is transported by upstream side, discharge again, also be provided with and apply the device of vibration with the opposed face of above-mentioned magnetic separator to above-mentioned belt.

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