CN212668392U

CN212668392U - Belt conveying deironing device

Info

Publication number: CN212668392U
Application number: CN202021025887.7U
Authority: CN
Inventors: 王会杰; 陈旭; 范振华; 李顺; 纪连猛; 贾如浩
Original assignee: Sinosteel Mining Co ltd; Sinosteel Shandong Fuquan Mining Co ltd
Current assignee: Sinosteel Mining Co ltd; Sinosteel Shandong Fuquan Mining Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-03-09
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a band transport deironing device relates to mine trade mineral processing equipment's technical field, it includes belt conveyor, deironing mechanism and metal detector, belt conveyor includes the support, the belt roller, belt and driving motor, the belt roller rotates to be connected on the support, the belt cover is established on the belt roller, driving motor is connected with the belt roller transmission, deironing mechanism includes support frame and magnet board, support frame and support fixed connection, the magnet board is connected with the support frame, the magnet board sets up the top at the belt, metal detector fixed connection is on the support, metal detector also sets up the top at the belt, the support frame sets gradually at belt traffic direction with metal detector. The utility model discloses both can reject the iron impurity in the iron ore, can detect the iron impurity that does not reject once more simultaneously, avoid the iron impurity to get into mineral processing equipment, reduced the frequency of maintaining mineral processing equipment, improved production efficiency.

Description

Belt conveying deironing device

Technical Field

The utility model belongs to the technical field of mine trade mineral processing equipment's technique and specifically relates to a band transport deironing device is related to.

Background

In the process of mineral separation operation, large ores mined from a stope need to be crushed through a plurality of sections of coarse, medium and fine. Because the mining adopts mechanized operation, can inevitably sneak into iron debris in the ore (drill rod head, forming relieved tooth, welt etc.), when meetting this kind of condition, the broken wall of then mineral processing equipment or roller mill roll surface are impaired, and then the dead mineral processing equipment of card leads to unable normal production, frequently influences the normal work of mineral processing equipment, not only influences production efficiency, also makes workman intensity of labour increase. More seriously, the damage of iron impurities has great influence on the service life of the equipment, and the maintenance cost is high. Therefore, an apparatus is urgently needed to remove the iron impurities in the ores and avoid the influence of the iron impurities on the mineral processing equipment so as to improve the production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a band transport deironing device, when using band conveyer to carry the ore, the deironing device just can reject the iron debris in the ore automatically, avoids iron debris to influence the operation of ore dressing equipment.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a deironing device is carried to belt, includes belt conveyor, deironing mechanism and metal detector, belt conveyor includes support, belt roller, belt and driving motor, the belt roller rotates to be connected on the support, the belt cover is established on the belt roller, driving motor with the belt roller transmission is connected, deironing mechanism includes support frame and magnet board, the support frame with support fixed connection, the magnet board with the support frame is connected, just the magnet board sets up the top of belt, metal detector fixed connection is in on the support, just metal detector also sets up the top of belt, the support frame with metal detector sets gradually at the belt traffic direction, metal detect with the driving motor electricity is connected.

Through adopting above-mentioned technical scheme, the ore is in the state of shakeouts when carrying on the belt, iron impurity is difficult for being buried at depths by the ore this moment, when the ore passes through the magnet board, iron debris in the ore just can be adsorbed by the magnet board, later the ore continues to move forward on the belt and passes through metal detector, metal detector carries out further detection to the ore, if the iron impurity of part burial in the ore depths is not adsorbed by the magnet board, metal detector just can report an alarm, metal detector control driving motor stops simultaneously, operating personnel alright take out with iron impurity on the belt manually, avoid iron impurity to get into in the subsequent mineral processing equipment, and then avoid iron debris to influence the operation of mineral processing equipment.

The present invention may be further configured in a preferred embodiment as: the magnet plate is a permanent magnet plate or an electromagnet plate.

By adopting the technical scheme, if the magnet plate is made of the permanent magnet, energy is not consumed when iron impurities in the iron ore are adsorbed, and energy is saved; if the magnet board is made by the electro-magnet, only need when regularly clearing up the iron impurity on the magnet board with the electro-magnet board outage can, improved the efficiency of clearance iron impurity.

The present invention may be further configured in a preferred embodiment as: be provided with the glide machanism that is used for driving the magnet board to slide on the support frame, the magnet board is along the perpendicular to the direction of belt upper surface with the support frame slides and is connected.

By adopting the technical scheme, when the ore is magnetite, the magnetite with higher purity also has magnetism, and the distance between the magnet plate and the belt is increased, so that the magnetite is prevented from being sucked up by the magnet plate; when the magnetism of magnetite is lower, dwindle the interval between magnet board and the belt, the iron impurity of being convenient for stretching out the ore is inhaled, has so improved the efficiency of screening, and simultaneously when the magnetism of magnetite is lower, the detection precision of metal detector can reduce thereupon, has reduced the probability of metal detector misstatement, has improved production efficiency.

The present invention may be further configured in a preferred embodiment as: the glide machanism includes a plurality of and the same first coupling assembling of quantity, second coupling assembling, link, first lead screw and second lead screw, first lead screw sets up respectively with the second lead screw the both ends of link, just first lead screw with the second lead screw all with link threaded connection, first lead screw with the screw direction of second lead screw is opposite, first lead screw through first coupling assembling with the support frame is connected, the second lead screw pass through second coupling assembling with the magnet board is connected.

Through adopting above-mentioned technical scheme, rotate the link and can make first lead screw and second lead screw relative simultaneously and the link rotates, so alright with the interval between adjustment magnet board and the belt, moreover through the different link of adjustment alright with the depth of parallelism of adjustment magnet board and belt upper surface, improve the efficiency that the magnet board adsorbs iron impurity, simultaneously after the adjustment finishes, glide machanism realizes the auto-lock immediately, need not be for the fixed and extravagant energy of magnet board.

The present invention may be further configured in a preferred embodiment as: first coupling assembling includes first rings and first lifting hook, second coupling assembling includes second rings and second lifting hook, first lifting hook with the support frame is connected, first rings with first lead screw fixed connection, first lifting hook with first rings hookup, second rings with magnet board fixed connection, the second lifting hook with second lead screw fixed connection, the second rings with second lifting hook hookup.

Through adopting above-mentioned technical scheme, when one of them link, first lead screw or second lead screw took place to damage, only need take up other link, first lead screw and second lead screw, later alright take off with link, first lead screw and the second lead screw that damages, be convenient for maintain and change, required time when having reduced the maintenance has improved production efficiency.

The present invention may be further configured in a preferred embodiment as: the glide machanism includes the pneumatic cylinder, the cylinder body setting of pneumatic cylinder is in on the support frame, the piston rod of pneumatic cylinder with magnet board fixed connection, the axle center perpendicular to of pneumatic cylinder the upper surface of belt.

Through adopting above-mentioned technical scheme, stretch out the piston rod of pneumatic cylinder when the interval between magnet board and the belt is dwindled to needs, withdraw the piston rod of pneumatic cylinder when the interval between needs increase magnet board and the belt, so also the interval between adjustable magnet board and the belt when the belt operation, when the purity variation of magnetite is too big, the interval between magnet board and the belt can change thereupon, has improved the efficiency of screening, has improved production efficiency simultaneously.

The present invention may be further configured in a preferred embodiment as: the support is further fixedly provided with a magnetic detector, the magnetic detector is erected above the belt, the magnetic detector is arranged at one end, far away from the metal detector, of the support frame, and the magnetic detector is electrically connected with the hydraulic cylinder.

Through adopting above-mentioned technical scheme, at the ore through earlier through the magnetic detector between the support frame, the magnetic detector detects the content of magnetite constantly in the ore, and extension or the withdrawing of control pneumatic cylinder piston rod has thereupon improved the sensitivity when the magnet board slides, has improved the efficiency of screening, has improved production efficiency simultaneously.

The present invention may be further configured in a preferred embodiment as: the glide machanism still includes displacement sensor, displacement sensor includes sensor and gauge rod, the sensor sets up on the support frame, the gauge rod with the sensor slides and is connected, the one end that the sensor was kept away from to the gauge rod with the magnet board butt.

Through adopting above-mentioned technical scheme, displacement sensor can monitor the length that stretches out of pneumatic cylinder at any time, and then detects the interval between magnet board and the belt, and the length that stretches out of magnetic detector and displacement sensor simultaneous control pneumatic cylinder makes the length that stretches out of the piston rod of pneumatic cylinder more accurate, has further improved the efficiency of screening, has improved production efficiency simultaneously.

The present invention may be further configured in a preferred embodiment as: the glide machanism still includes the stopper, stopper fixed connection be in on the support frame, just the stopper sets up the magnet board with between the belt.

Through adopting above-mentioned technical scheme, if the length that the piston rod of pneumatic cylinder stretches out is long enough, the magnet board just can with the stopper butt, when having avoided the interior sudden outage of factory building, the magnet board directly pounces on falling on the belt, has protected the belt, has improved the security simultaneously.

The present invention may be further configured in a preferred embodiment as: the glide machanism still includes the guide post, the axle center of guide post with the axle center of pneumatic cylinder is parallel, just the one end of guide post with magnet board fixed connection, the other end of guide post with the support frame slides and is connected.

Through adopting above-mentioned technical scheme, when cutting off the power supply suddenly in the factory building, the magnet board just can drop downwards under the direction of guide post, so the magnet board can not drop from the side of stopper after dropping on the stopper, further improvement the security.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the setting of deironing mechanism and metal detector, both can reject the iron impurity in the iron ore, can detect the iron impurity that does not reject once more simultaneously, avoid the iron impurity to get into the mineral processing equipment, protected the mineral processing equipment, reduced the impaired probability of mineral processing equipment, and then reduced the frequency of maintaining the mineral processing equipment, improved production efficiency.

2. Through the arrangement of the sliding mechanism, the distance between the magnet plate and the belt can be adjusted according to the purity of magnetite, so that the efficiency of removing iron impurities from the magnet plate is improved; meanwhile, when the magnetism of the magnetite is low, the detection precision of the metal detector can be reduced, the probability of false alarm of the metal detector is reduced, and the production efficiency is improved.

3. Through magnetic detector's setting, earlier through magnetic detector between the ore process support frame, magnetic detector detects the content of magnetite constantly in the ore, and stretching out or withdrawing of control pneumatic cylinder piston rod has thereupon improved the sensitivity when the magnet board slides, has improved the efficiency of screening, has improved production efficiency simultaneously.

4. Through the setting of stopper, when cutting off the power supply suddenly in the factory building, reduced the magnet board and pounded the probability that falls on the belt, protected the belt, improved the security, reduced the frequency of maintenance belt simultaneously, practiced thrift and maintained fund and maintenance duration, improved the continuity of production, and then promoted the efficiency of production.

Drawings

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a schematic cross-sectional view of an iron removing mechanism according to a first embodiment;

FIG. 3 is a schematic view of the overall structure of the second embodiment;

fig. 4 is a schematic view of the iron removing and removing mechanism in the second embodiment.

Reference numerals: 1. a conveying mechanism; 11. a support; 12. a belt roller; 13. a belt; 14. a drive motor; 2. a deironing mechanism; 21. a support frame; 211. a connecting plate; 212. a stopper; 22. a magnet plate; 23. a third hoisting ring; 3. a metal detector; 4. a sliding mechanism; 41. a first connection assembly; 411. a first hook; 412. a first hanging ring; 42. a second connection assembly; 421. a second hook; 422. a second hoisting ring; 43. a first lead screw; 44. a connecting frame; 45. a second lead screw; 46. a hydraulic cylinder; 47. a displacement sensor; 471. a sensor; 472. a probe rod; 48. a limiting block; 49. a guide post; 5. a magnetic detector.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, this embodiment provides a band transport deironing device, including belt 13 conveying mechanism 1, conveying mechanism 1 includes support 11, belt roller 12 and belt 13, and belt roller 12 rotates to be connected on support 11, and along the setting of the equipartition in the length direction of support 11, and belt 13 cover is established on the outer peripheral face of belt roller 12. The support 11 is also fixedly connected with a driving motor 14 through a bolt, and the driving motor 14 is coaxially and fixedly connected with the belt roller 12 at any end of the support 11 in the length direction through a coupler.

Referring to fig. 1 and 2, the bracket 11 is further provided with an iron removing mechanism 2, the iron removing mechanism 2 includes a support frame 21, and the support frame 21 is welded or fixedly connected to the bracket 11 through bolts. The top of the supporting frame 21 is provided with a connecting plate 211, and a ring of stoppers 212 are integrally formed on the circumferential surface of the connecting plate 211. When the connecting plate 211 is fastened to the supporting frame 21, the stopper 212 is engaged with the top end of the supporting frame 21, and the supporting frame 21 puts the connecting plate 211 above the belt 13. The top end face of the support frame 21 is welded with a third hanging ring 23 for hanging the connecting plate 211 by a running vehicle.

Referring to fig. 2, the magnet plate 22 is connected to the connecting plate 211 through a sliding mechanism 4, and the sliding mechanism 4 includes a first connecting assembly 41, a first lead screw 43, a connecting frame 44, a second lead screw 45, and a second connecting assembly 42. The first connection assembly 41 further includes a first hanging ring 412 and a first hook 411, the first hook 411 is welded on the bottom end surface of the connection plate 211, and the first hanging ring 412 is hooked with the first hook 411. One end of the first lead screw 43 is integrally formed or welded with the first hanging ring 412, and the other end of the first lead screw 43 is in threaded connection with the connecting frame 44.

The second connecting assembly 42 includes a second hanging ring 422 and a second hanging hook 421, the second hanging ring 422 is welded on the top end surface of the magnet plate 22, and the second hanging ring 422 is hung on the second hanging hook 421. One end of the second lead screw 45 is integrally formed or welded with the second hook 421, and the other end of the second lead screw 45 is in threaded connection with one end of the connecting frame 44 far away from the first lead screw 43.

Wherein the screw direction of the screw threads of the first lead screw 43 is opposite to that of the second lead screw 45; the positions of the first hanging ring 412 and the first hanging hook 411 can be exchanged, that is, the first hanging ring 412 is connected with the connecting plate 211, and the first hanging hook 411 is connected with the first lead screw 43; the positions of the second hanging ring 422 and the second hanging hook 421 can be exchanged, that is, the second hanging ring 422 is connected with the second lead screw 45, and the second hanging hook 421 is connected with the magnet plate 22.

Referring to fig. 1 and 2, the first connecting assembly 41, the first lead screw 43, the connecting frame 44, the second lead screw 45 and the second connecting assembly 42 are provided in four groups and are respectively disposed at four corners of the magnet plate 22, so that the parallelism between the magnet plate 22 and the belt 13 can be adjusted by adjusting the different connecting frames 44, and the magnet plate 22 can maintain the optimal adsorption capacity.

The magnet plate 22 can be made of permanent magnets, so that the magnet plate 22 does not consume energy when absorbing iron impurities; the magnet plate 22 can also be made of an electromagnet, so that when the iron impurities on the magnet plate 22 are cleaned, only the electromagnet needs to be powered off, the magnet plate 22 loses the suction force on the iron impurities, and the cleaning by maintenance personnel is facilitated.

Still be connected with metal detector 3 through bolt fixed connection on the support 11, metal detector 3 is the U type and back-off on support 11, and the middle cantilever crane of metal detector 3 is put in the top of belt 13. The support frame 21 and the metal detector 3 are sequentially arranged in the running direction S of the belt 13, and the metal detector 3 is electrically connected with the driving motor 14.

The implementation principle of the embodiment is as follows:

when the purity of magnetite in ore is high, the connecting frame 44 is rotated to enlarge the distance between the magnet plate 22 and the belt 13, when the purity of magnetite in ore is low, the connecting frame 44 is rotated reversely to reduce the distance between the magnet plate 22 and the belt 13, and after the distance between the magnet plate 22 and the belt 13 is adjusted, the belt 13 starts to run; when the belt 13 is used for conveying ores, the ores are paved on the belt 13, the stacking height of the ores is reduced, at the moment, the ores are conveyed to the position below the magnet plate 22, iron impurities are adsorbed on the magnet plate 22, the elimination of the iron impurities in the ores is further completed, the ores continuously move forwards to the position below the metal detector 3, and the metal detector 3 further detects the ores to ensure that the ores do not contain the iron impurities; when metal detector 3 detected that the ore contains iron impurity, metal detector 3 reported to the police, and then control driving motor 14 stall, maintainer alright in order to clear up the iron impurity of burying in the ore depths, clear up the electromagnetic plate simultaneously.

Example two:

referring to fig. 3, the present embodiment provides a belt conveying iron removing device, which is different from the first embodiment in that a magnetic detector 5 is further fixed on a bracket 11 through a bolt, the magnetic detector 5 is also U-shaped, and the magnetic detector 5 is also buckled on the bracket 11. The middle arm of the magnetic detector 5 is placed above the belt 13, and the magnetic detector 5 is arranged on the side of the support frame 21 far away from the metal detector 3.

Referring to fig. 4, the sliding mechanism 4 includes a hydraulic cylinder 46, a cylinder body of the hydraulic cylinder 46 is fixedly connected to the bottom end surface of the connecting plate 211 by a bolt, and a piston rod of the hydraulic cylinder 46 is fixedly connected to the magnet plate 22 by a bolt. The axis of the hydraulic cylinder 46 is perpendicular to the upper surface of the belt 13, and the axis of the hydraulic cylinder 46 is also perpendicular to the magnet plate 22.

The upper end surface of the magnet plate 22 is further connected with a plurality of guide posts 49 by bolt fastening or direct screw connection, the guide posts 49 are preferably four, and the four guide posts 49 are respectively disposed at four corners of the magnet plate 22. The axis of the guide column 49 is parallel to the axis of the hydraulic cylinder 46, and one end of the guide column 49 away from the magnet plate 22 passes through the connecting plate 211 and is connected with the connecting plate 211 in a sliding manner.

Still be provided with displacement sensor 47 on the bottom face of connecting plate 211, displacement sensor 47 includes sensor 471 and gauge stick 472, and sensor 471 passes through bolt fixed connection on the bottom face of connecting plate 211, and gauge stick 472 wears to establish in sensor 471 and slides with sensor 471 and be connected, and sensor 471 is kept away from to gauge stick 472 one end and the up end butt of magnet board 22. The sensor 471 is disposed coaxially with the detection rod 472, and the axis of the sensor 471 is perpendicular to the upper end surface of the magnet plate 22.

Referring to fig. 3 and 4, the supporting frame 21 is further fixedly connected or welded with a plurality of limiting blocks 48 through bolts, and the upper end surfaces of the limiting blocks 48 are higher than the upper surface of the belt 13. When the hydraulic cylinder 46 loses power and the magnet plate 22 naturally falls, the magnet plate 22 abuts against the upper end surface of the stopper 48.

The implementation principle of the embodiment is as follows:

when the belt 13 conveys ores, the ores are firstly detected by the magnetic detector 5, and when the purity of magnetite in the ores is high, the magnetic detector 5 controls the piston rod of the hydraulic cylinder 46 to retract so as to increase the distance between the magnet plate 22 and the belt 13, prevent the magnet plate 22 from sucking up the magnetite together, and improve the accuracy of the magnet plate 22 in screening iron impurities; when the purity of magnetite is lower in the ore deposit room, the piston rod of magnetic detector 5 control pneumatic cylinder 46 stretches out to reduce the interval between magnet board 22 and the belt 13, promote the screening dynamics of magnet board 22, the sensitivity of metal detector 3 alright reduce to some extent this moment, still can detect the iron impurity that is not sieved when the sensitivity of metal detector 3 reduces, can reduce the probability of metal detector 3 wrong report simultaneously, with the continuity of promotion production, and then improve production efficiency.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a band transport deironing device, includes belt (13) conveying mechanism (1), deironing mechanism (2) and metal detector (3), belt (13) conveying mechanism (1) includes support (11), belt roller (12), belt (13) and driving motor (14), belt roller (12) rotate to be connected on support (11), belt (13) cover is established on belt roller (12), driving motor (14) with belt roller (12) transmission is connected, its characterized in that, deironing mechanism (2) include support frame (21) and magnet board (22), support frame (21) with support (11) fixed connection, magnet board (22) with support frame (21) are connected, just magnet board (22) set up the top of belt (13), metal detector (3) fixed connection is in on support (11), and the metal detector (3) is also arranged above the belt (13), the support frame (21) and the metal detector (3) are sequentially arranged in the running direction of the belt (13), and the metal detector is electrically connected with the driving motor (14).

2. The belt conveying iron removal device of claim 1, wherein: the magnet plate (22) is a permanent magnet plate or the magnet plate (22) is an electromagnet plate.

3. The belt conveying iron removal device of claim 1, wherein: be provided with on support frame (21) and be used for driving glide machanism (4) that magnet board (22) slided, magnet board (22) are along the perpendicular to the direction of belt (13) upper surface with support frame (21) slide and are connected.

4. The belt conveying iron removal device of claim 3, wherein: the sliding mechanism (4) comprises a plurality of first connecting assemblies (41), second connecting assemblies (42), a connecting frame (44), a first lead screw (43) and a second lead screw (45), wherein the number of the first connecting assemblies is the same, the first lead screw (43) and the second lead screw (45) are respectively arranged at two ends of the connecting frame (44), the first lead screw (43) and the second lead screw (45) are both in threaded connection with the connecting frame (44), the thread directions of the first lead screw (43) and the second lead screw (45) are opposite, the first lead screw (43) is connected with the supporting frame (21) through the first connecting assemblies (41), and the second lead screw (45) is connected with the magnet plate (22) through the second connecting assemblies (42).

5. The belt conveying iron removal device of claim 4, wherein: first coupling assembling (41) includes first rings (412) and first lifting hook (411), second coupling assembling (42) includes second rings (422) and second lifting hook (421), first lifting hook (411) with support frame (21) are connected, first rings (412) with first lead screw (43) fixed connection, first lifting hook (411) with first rings (412) hookup, second rings (422) with magnet board (22) fixed connection, second lifting hook (421) with second lead screw (45) fixed connection, second rings (422) with second lifting hook (421) hookup.

6. The belt conveying iron removal device of claim 3, wherein: glide machanism (4) include pneumatic cylinder (46), the cylinder body setting of pneumatic cylinder (46) is in on support frame (21), the piston rod of pneumatic cylinder (46) with magnet board (22) fixed connection, the axle center perpendicular to of pneumatic cylinder (46) the upper surface of belt (13).

7. The belt conveying iron removal device of claim 6, wherein: still be fixed with magnetic detector (5) on support (11), magnetic detector (5) also erect the top of belt (13), just magnetic detector (5) set up support frame (21) are kept away from the one end of metal detector (3), magnetic detector (5) with pneumatic cylinder (46) electricity is connected.

8. The belt conveying iron removal device of claim 7, wherein: the sliding mechanism (4) further comprises a displacement sensor (47), the displacement sensor (47) comprises a sensor (471) and a detection rod (472), the sensor (471) is arranged on the support frame (21), the detection rod (472) is connected with the sensor (471) in a sliding mode, and one end, far away from the sensor (471), of the detection rod (472) is abutted to the magnet plate (22).

9. The belt conveying iron removal device of claim 6, wherein: the sliding mechanism (4) further comprises a limiting block (48), the limiting block (48) is fixedly connected to the supporting frame (21), and the limiting block (48) is arranged between the magnet plate (22) and the belt (13).

10. The belt conveying iron removal device of claim 9, wherein: glide machanism (4) still includes guide post (49), the axle center of guide post (49) with the axle center of pneumatic cylinder (46) is parallel, just the one end of guide post (49) with magnet board (22) fixed connection, the other end of guide post (49) with support frame (21) slide and are connected.