CN211514735U - Vertical wet ball mill of anti-overflow thick liquid - Google Patents
Vertical wet ball mill of anti-overflow thick liquid Download PDFInfo
- Publication number
- CN211514735U CN211514735U CN201921750457.9U CN201921750457U CN211514735U CN 211514735 U CN211514735 U CN 211514735U CN 201921750457 U CN201921750457 U CN 201921750457U CN 211514735 U CN211514735 U CN 211514735U
- Authority
- CN
- China
- Prior art keywords
- slurry
- overflow
- thick liquid
- outlet
- slurry outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model discloses a vertical wet process ball mill of anti-overflow thick liquid, it includes the barrel and is in the play thick liquid barrel of barrel upper end, it goes out to be equipped with at least one play thick liquid device on the section of thick liquid barrel's section of thick bamboo wall, it is provided with anti-overflow thick liquid device on the thick liquid barrel to go out, anti-overflow thick liquid device is including connecting the thick liquid monitor of the overflow takeover of a thick liquid barrel and the change rate that is used for monitoring the thick liquid volume that flows in the overflow takeover, the level of overflow takeover on a thick liquid barrel is higher than the level of a thick liquid device on a thick liquid barrel, thick liquid monitor sets up on the overflow takeover, judge the thick liquid change volume in the vertical wet process ball mill through the thick liquid change rate of. The pulp overflow risk is pre-judged by the pulp monitor, an alarm can be sent to the system, an operator carries out manual control or the control system automatically executes and stops the pulp overflow preventing program, and the pulp overflow problem in production is thoroughly prevented.
Description
Technical Field
The utility model relates to a grinding device technical field especially relates to a vertical wet process ball mill of anti-overflow thick liquid.
Background
In the production process of mineral processing fields such as building materials, chemical industry, chemical fertilizers, metallurgy, mines, refractory materials, ceramics, steel, thermal power, coal and other industries, raw ores are generally required to be crushed into small-particle materials, coarse particles are obtained after the small-particle materials are ground, and the coarse particles are required to be further subjected to superfine grinding to obtain micron-sized superfine powder products if superfine deep processing is carried out.
The traditional grinding equipment mainly comprises two types of dry grinding equipment and wet grinding equipment, and the vertical wet ball mill is widely used in the wet grinding equipment, can effectively improve the particle size distribution of slurry, and can greatly improve the ore concentration after being mixed with the pulp of a rod mill. During production, the vertical wet ball mill can cause the blockage of a sieve plate or unsmooth slurry discharge due to the reasons of slurry inlet amount, minerals, grinding media and the like, so that the slurry overflow phenomenon is caused. The slurry overflow phenomenon refers to that ore slurry overflows from the top of the mill, and if the slurry overflow is not found in time, the ore slurry possibly backflushs to a lower bearing of the speed reducer, so that the shaft sleeve is abraded to cause oil leakage of the speed reducer. The overflowed slurry can not only cause the equipment to be stopped forcibly, but also the cleaning work and the equipment hazard brought by the overflowed slurry are not negligible.
The existing vertical wet ball mill generally has only one overflow port, and can play a certain role in diversion when slurry overflows, but the effect is not obvious, and slurry overflows from the top of the mill when the slurry overflows. Once slurry overflow occurs, it is still not effectively controlled. And the operator can only find the slurry output quantity is abnormal or the slurry is checked, so that the effective prediction and prevention can not be realized in advance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vertical wet process ball mill of anti-overflow thick liquid to solve current vertical wet process ball mill can not judge in advance and prevent the technical problem of anti-overflow thick liquid phenomenon in advance.
According to the utility model discloses an aspect provides a vertical wet process ball mill of anti-overflow thick liquid, include the barrel and be in the play thick liquid barrel of the upper end of barrel, it is equipped with at least one play thick liquid device on the section of thick liquid barrel to go out to be equipped with on the section of thick liquid barrel, it is provided with the anti-overflow thick liquid device on the thick liquid barrel to go out the thick liquid device including connecting the overflow of going out the thick liquid barrel is taken over and is used for the control inflow the thick liquid monitor of the rate of change of the thick liquids volume that the overflow was taken over, the level that the overflow was taken over on a thick liquid barrel is higher than go out the level of thick liquid device on a thick liquid barrel, the thick liquid monitor set up in on the overflow is taken over to be used for through the control the thick liquid rate of change in the overflow is judged thick liquid change in.
Furthermore, the overflow connecting pipe comprises a first section and a second section, wherein the first section is connected with the pulp outlet cylinder body, the second section is connected with the first section, the first section is arranged along the cylinder wall of the pulp outlet cylinder body and inclines outwards at an angle of 50-70 degrees, the second section is arranged vertically downwards, the pulp monitor is arranged on the second section, a flushing valve is arranged at the upper part of the second section, the lower end of the second section is closed, and a drain valve is arranged at the closed end of the second section so as to be used for flushing, calibrating and calibrating the overflow connecting pipe and the pulp monitor when the pulp monitored by the pulp monitor does not have the tendency of increasing again.
Furthermore, a slurry outlet is formed in the side wall of the slurry outlet cylinder, the slurry outlet device is arranged on the slurry outlet, the slurry outlet device comprises a slurry outlet sieve plate facing the slurry outlet so that slurry can enter the slurry outlet, and the slurry outlet sieve plate is arranged along the cylinder wall of the slurry outlet cylinder and inclines outwards by an angle of 20-40 degrees.
Furthermore, a slot for drawing and inserting the slurry outlet sieve plate is arranged in a shell of the slurry outlet device, two ends of the slot are fixed with the outer wall of the slurry outlet cylinder, and the slot is arranged along the cylinder wall of the slurry outlet cylinder and inclines outwards at an angle of 20-40 degrees.
Furthermore, a slurry outlet blind plate is movably arranged at the slurry outlet, the slurry outlet blind plate is connected with a slurry outlet blind plate driving device, and the slurry outlet blind plate is driven by the slurry outlet blind plate driving device to move up and down, so that the slurry outlet is opened or closed.
Furthermore, go out thick liquid device still including set up in a thick liquid device casing inside be used for to go out the washing unit that thick liquid sieve washed.
Further, the washing devices comprise transverse washing devices arranged along the transverse direction of the pulp outlet screen plate and longitudinal washing devices arranged along the longitudinal direction of the pulp outlet screen plate, and the transverse washing devices and the longitudinal washing devices are arranged on the inner side and/or the outer side of the pulp outlet screen plate.
Further, the flushing device also comprises a transverse flushing pipe rotating device and a longitudinal flushing pipe rotating device,
the transverse flushing pipe rotating device is connected with the transverse flushing device and is used for driving the transverse flushing device to rotate,
the longitudinal flushing pipe rotating device is connected with the longitudinal flushing device and is used for driving the longitudinal flushing device to rotate.
Furthermore, a slurry outlet discharge device is further arranged on the slurry outlet cylinder body, the slurry outlet discharge device is arranged in the shell of the slurry outlet device, a discharge port is formed in the side wall of the slurry outlet cylinder body, the discharge port is adjacent to the slurry outlet, and the structure of the slurry outlet discharge device is the same as that of the slurry outlet device.
Further, still be provided with vibrating device in the casing of play thick liquid device to be used for when wasing vibrating device drives go out the vibration of thick liquid sieve to vibrate the material of adhesion in the sieve mesh out.
The utility model discloses following beneficial effect has:
the utility model discloses a vertical wet ball mill of anti-overflow thick liquid, be provided with anti-overflow thick liquid device on a thick liquid barrel of going out, anti-overflow thick liquid device includes the overflow takeover of connecting out thick liquid barrel and is used for monitoring the thick liquids monitor of the rate of change of the thick liquids volume that flows into the overflow takeover, the height that the overflow takeover was on a thick liquid barrel is higher than the height that the thick liquids device was on a thick liquid barrel of going out, thick liquids monitor sets up on the overflow takeover, vertical wet ball mill under the condition of normal work, the thin thick liquids through the ball-milling carry out the ejection of compact via a thick liquids device, there is not thick liquids to flow in the overflow takeover at this moment, when thick liquids in vertical wet ball mill have the overflow trend, namely when the thick liquids device blocks up or the appearance is taken over unusually, thick liquids height in the ball mill rises, thick liquids flow into thick liquids monitor from the inflow overflow, thick liquids monitor is, the method has the advantages that when the slurry overflowing risk begins to exist is calculated, the slurry amount in the ball mill is pre-judged in advance, then an alarm can be sent to the system, an operator performs manual control or controls the system to automatically execute and terminate the slurry overflowing preventing program, the slurry overflowing problem in production is thoroughly prevented, the fault processing time is greatly saved, the later cleaning work caused by slurry overflowing is reduced, the equipment is protected, and the equipment maintenance cost is reduced.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a schematic structural diagram of a slurry overflow prevention vertical wet ball mill according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of a slurry outlet cylinder;
FIG. 3 is a schematic view of the structure of the slurry outlet draining device;
FIG. 4 is a schematic view of the structure of the blind plate driving device;
FIG. 5 is a schematic view of the structure of the flushing device;
fig. 6 is a schematic view of the structure of the wash pipe rotating apparatus.
Illustration of the drawings:
1. a barrel; 2. discharging the pulp cylinder; 3. a pulp outlet device; 31. a pulp outlet; 32. a pulp outlet sieve plate; 33. a slurry outlet blind plate; 34. a slurry outlet blind plate driving device; 35. a flushing device; 351. a transverse flushing device; 352. a longitudinal flushing device; 353. a transverse wash pipe rotation device; 354. a longitudinal wash pipe rotation device; 36. a slurry outlet; 4. a pulp overflow prevention device; 41. an overflow pipe connection; 411. a first stage; 412. a second stage; 42. a slurry monitor; 43. a flush valve; 44. a drain valve; 5. a pulp outlet pipe; 6. a slurry outlet discharge device; 61. a bleed port; 62. a flow discharge sieve plate; 63. a drain port blind plate; 64. a drain port blind plate driving device; 7. a base; 8. installing a base; 9. a speed reducer base; 10. a speed reducer; 11. an electric motor.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.
As shown in fig. 1 and fig. 2, the slurry overflow preventing vertical wet ball mill of the present embodiment includes a cylinder 1 and a slurry outlet cylinder 2 located at an upper end of the cylinder 1, at least one slurry outlet device 3 is disposed on a cylinder wall of the slurry outlet cylinder 2, the slurry outlet cylinder 2 is provided with a slurry overflow preventing device 4, the slurry overflow preventing device 4 includes an overflow connection pipe 41 connected to the slurry outlet cylinder 2 and a slurry monitor 42 for monitoring a change rate of a slurry amount flowing into the overflow connection pipe 41, a horizontal height of the overflow connection pipe 41 on the slurry outlet cylinder 2 is higher than a horizontal height of the slurry outlet device 3 on the slurry outlet cylinder 2, and the slurry monitor 42 is disposed on the overflow connection pipe 41, so as to determine a slurry change amount in the vertical wet ball mill by monitoring a slurry change rate in the overflow connection pipe 41, thereby pre-determining a slurry overflow risk.
FIG. 1 is a schematic structural diagram of a slurry overflow prevention vertical wet ball mill according to a preferred embodiment of the present invention; of course, the vertical wet ball mill can also be the structure among other prior art, only need set up foretell thick liquid prevention device in the top of going out thick liquid device and constitute the vertical wet ball mill of thick liquid prevention promptly, fall into the utility model discloses a within the scope of protection. As shown in fig. 1, the vertical wet ball mill for preventing slurry overflow of the present embodiment includes a base 7, a barrel 1 is installed on the base 7, a slurry inlet is provided on the barrel 1, a slurry outlet barrel 2 is installed at the upper end of the barrel 1, an installation base 8 is provided at the upper end of the slurry outlet barrel 2, a speed reducer base 9 is installed at the upper end of the installation base 8, a speed reducer 10 is installed on the speed reducer base 9, and a motor 11 is connected to the speed reducer 10. The slurry outlet barrel 2 is provided with at least one slurry outlet device 3, preferably, the barrel wall of the slurry outlet barrel 2 is provided with 4 slurry outlet devices 3, and a shell of each slurry outlet device 3 is fixedly connected with the barrel wall of the slurry outlet barrel 2 through bolts. Go out thick liquid device 3's casing upper end and be provided with the access cover that can open to in the maintenance or change out the thick liquid sieve, the casing lower extreme is provided with thick liquids export 36, and thick liquids export 36 is connected out thick liquids pipe 5, with the thick liquids discharge in going out thick liquids device 3, the front of casing can set up the window for observe out the condition of thick liquids device 3.
The slurry overflow prevention vertical wet ball mill of the embodiment is provided with a slurry overflow prevention device 4 on a slurry outlet cylinder 2, wherein the slurry overflow prevention device 4 comprises an overflow connecting pipe 41 connected with the slurry outlet cylinder 2 and a slurry monitor 42 for monitoring the change rate of the slurry amount flowing into the overflow connecting pipe 41, the level of the overflow connecting pipe 41 on the slurry outlet cylinder 2 is higher than the level of the slurry outlet device 3 on the slurry outlet cylinder 2, the slurry monitor 42 is arranged on the overflow connecting pipe 41 and is a monitoring sensor, when the vertical wet ball mill is in normal operation, the slurry of the ball mill is discharged through the slurry outlet device 3, no slurry flows into the overflow connecting pipe 41, when the slurry in the vertical wet ball mill has a slurry overflow tendency, namely the slurry outlet device is blocked or abnormal, the slurry in the ball mill is raised in height, the slurry flows into the slurry monitor 42 from the overflow connecting pipe 41, the slurry monitor 42 judges the slurry variation in the vertical wet ball mill by monitoring the slurry variation rate in the overflow connecting pipe 41, calculates when the slurry overflow risk begins, pre-judges the slurry amount in the ball mill in advance, and then sends an alarm to the system, and an operator performs manual control or controls the system to automatically execute and terminate the slurry overflow prevention program, so that the slurry overflow problem in production is thoroughly prevented, the time for processing faults is greatly saved, the later cleaning work caused by slurry overflow is reduced, the equipment is protected, and the equipment maintenance cost is reduced.
In this embodiment, the overflow connection 41 includes a first section 411 connected to the slurry outlet cylinder 2 and a second section 412 connected to the first section 411, the first section 411 is disposed to be inclined outward by an angle of 50-70 ° along the cylinder wall of the slurry outlet cylinder 2, preferably by an angle of 60 ° along the cylinder wall of the slurry outlet cylinder 2, the second section 412 is disposed vertically downward, the slurry monitor 42 is disposed on the second section 412, a flush valve 43 is disposed at an upper portion of the second section 412, a lower end of the second section 412 is closed, and a drain valve 44 is disposed at a closed end of the second section 412, so that when slurry monitored by the slurry monitor 42 does not tend to increase again, the overflow connection 41 and the slurry monitor 42 are flushed, calibrated or calibrated.
The slurry overflow prevention device 4 is used for pre-judging the risk of slurry overflow, the overflow connecting pipe 41 and the cylinder wall of the slurry outlet cylinder 2 are arranged in an upward inclined certain angle, slurry can not immediately enter the slurry monitor 42 as soon as entering the overflow connecting pipe 41, but can enter the slurry monitor 42 when the slurry really exceeds the highest position of the overflow connecting pipe 41, so that the stability of the slurry overflow prevention device 4 can be improved, and misjudgment is avoided. The overflow connecting pipe 41 is arranged to comprise a first section 411 and a second section 412, the overflow connecting pipe 41 is convenient to mount and dismount, the first section 411 is preferably an equal-diameter pipeline and can be welded to an overflow port on the pulp outlet barrel body 2, the overflow port can also be fixed in other fixed connection modes, the first section 411 and the second section 412 can be connected through a flange, the second section 412 comprises a transverse section connected with the first section 411 and a vertical section connected with the transverse section, a flushing valve 43 is arranged at the upper part of the vertical section of the second section 412, the lower end of the vertical section of the second section 412 is closed, a drain valve 44 is arranged at the closed end, the pulp monitor 42 is also preferably arranged at the closed end of the second section 412, the radial dimension of the lower end of the vertical section of the second section 412 is larger than that of the upper end, the pulp overflow preventing device is further increased in stability by adopting a diameter. When the risk of slurry overflow is relieved, the flush valve 43 and the drain valve 44 are opened, the overflow adapter 41 and the slurry monitor 42 can be flushed, and the slurry monitor 42 is calibrated to avoid false or missing determinations. Further, the flushing valve 43 is preferably a pneumatic ball valve, the drain valve 44 is preferably a pneumatic ball valve, and the pneumatic ball valve is connected with the control system and can automatically complete cleaning, calibration and self-checking after a slurry overflow warning is completed. In order to increase the stability of the slurry overflow preventing device, a supporting plate or a supporting frame for supporting the overflow connection pipe 41 may be arranged on the outer wall of the slurry outlet cylinder 2 to prevent the slurry overflow preventing device from being damaged when slurry largely floods into the overflow connection pipe 41.
In this embodiment, a slurry outlet 31 is provided on the side wall of the slurry outlet cylinder 2, the slurry outlet device 3 is provided on the slurry outlet 31, the slurry outlet device 3 includes a slurry outlet sieve plate 32 facing the slurry outlet 31 so as to facilitate the entering of slurry, the slurry outlet sieve plate 32 is arranged to be inclined outward by 20 to 40 degrees along the cylinder wall of the slurry outlet cylinder 2, and preferably, the slurry outlet sieve plate is arranged to be inclined outward by 30 degrees along the cylinder wall of the slurry outlet cylinder 2. The slurry outlet sieve plate 32 is used for sieving and filtering slurry discharged by a slurry outlet device, and needs to be stably supported, the slurry outlet sieve plate can adopt bolt fixation, draw-insert fixation or other common fixation modes, preferably draw-insert fixation, so that the slurry outlet sieve plate can be conveniently disassembled and replaced, when the draw-insert fixation is adopted, a slot for drawing-insert fixation of the slurry outlet sieve plate 32 is arranged in a shell of the slurry outlet device 3, two ends of the slot are fixed with the outer wall of the slurry outlet barrel 2, the slot is outwards inclined at an angle of 20-40 degrees along the barrel wall of the slurry outlet barrel 2, the inclination angle of the slot is consistent with that of the slurry outlet sieve plate 32, the slurry outlet sieve plate 32 can be directly inserted into the slot, furthermore, a plurality of slots with different inclination angles can be arranged in the shell of the slurry outlet device 3, the inclination angle of the slurry outlet sieve plate 32 can be selected according to the needs of practical application, or a plurality of slots are arranged in parallel in the shell, the number of slurry outlet screen plates 32 can be selected as desired, so that the particle size and uniformity of the discharged material can be adjusted.
Most of sieve plates of the existing vertical wet ball mill are vertically arranged on a pulp outlet device of a ball mill cylinder body, the sieve plates are difficult to disassemble when being replaced, the sieve plates are vertically arranged, a flushing device can only be arranged at the outer side of the sieve plates, when the sieve plates are blocked, the flushing device can only flush downwards from the upper parts of the outer sides of the sieve plates, the cleaning effect is poorer, the risk of pulp overflow is increased, the installation mode of the sieve plates is improved in the embodiment, the pulp outlet sieve plates 32 and the cylinder wall of the pulp outlet cylinder body 2 are arranged in a way of inclining outwards along the cylinder wall by a certain angle, the filtering function of the sieve plates is not influenced, the pulp outlet sieve plates 32 are fixed in a drawing and inserting mode, the replacing time is greatly saved, after the pulp outlet sieve plates are arranged in an inclining mode, the flushing device can be conveniently arranged at the inner side or the outer side of the pulp outlet sieve plates 32, the washing device can positively wash from the inner side of the slurry outlet sieve plate and can also reversely wash from the outer side, the washing efficiency is greatly enhanced, and the risk of blockage of the slurry outlet sieve plate is reduced, so that the risk of slurry overflow is reduced.
In this embodiment, as shown in fig. 4, the slurry outlet 31 is movably provided with a slurry outlet blind plate 33, the slurry outlet blind plate 33 is connected to a slurry outlet blind plate driving device 34, and the slurry outlet blind plate 33 is driven by the slurry outlet blind plate driving device 34 to move up and down, so as to open or close the slurry outlet 31. When the vertical wet ball mill normally discharges slurry, the slurry outlet blind plate 33 is positioned above the slurry outlet, the slurry outlet is not blocked by the blind plate, and when the slurry outlet sieve plate is blocked or has other faults and needs to be overhauled or replaced, the slurry outlet blind plate 33 is driven by the slurry outlet blind plate driving device 34 to move downwards to the slurry outlet position so as to block the slurry outlet, so that the slurry outlet sieve plate can be overhauled or replaced on line.
In this embodiment, as shown in fig. 5 to 6, the slurry outlet device 3 further includes a flushing device 35 disposed inside the casing of the slurry outlet device 3 and used for flushing the slurry outlet sieve plate 32. The slurry outlet sieve plate 32 is used for sieving and filtering slurry, and the normal slurry outlet can be influenced if the meshes on the sieve plate are plugged by the slurry, so that the arrangement of the flushing device for periodically flushing the slurry outlet sieve plate is very necessary, and the flushing device 35 can be arranged to comprise a flushing pipe connected with a water source and a plurality of nozzles arranged on the flushing pipe at intervals. In this embodiment, the slurry outlet screen plate 32 is inclined at a certain angle, so that the washing device can be conveniently installed on the inner side or the outer side of the slurry outlet screen plate. Preferably, the flushing arrangement 35 comprises a lateral flushing arrangement 351 arranged in a lateral direction of the pulp screen deck 32 and a longitudinal flushing arrangement 352 arranged in a longitudinal direction of the pulp screen deck 32, the lateral flushing arrangement 351 and the longitudinal flushing arrangement 352 being mounted on the inner and/or outer side of the pulp screen deck 32. The washing device comprises a transverse washing device and a longitudinal washing device which are opposite to the pulp outlet sieve plate, the washing devices can be conveniently arranged on the inner side and the outer side of the pulp outlet sieve plate, the pulp outlet sieve plate can be washed in an all-round mode, and when pulp overflowing risks occur, the pulp outlet sieve plate can assist pulp to be quickly discharged through the pulp outlet. It is further preferred that the flushing device further comprises a transverse flushing pipe rotating device 353 and a longitudinal flushing pipe rotating device 354, the transverse flushing pipe rotating device 353 is connected with the transverse flushing device 351 for driving the transverse flushing device 351 to rotate, and the longitudinal flushing pipe rotating device 354 is connected with the longitudinal flushing device 352 for driving the longitudinal flushing device 352 to rotate. The horizontal flushing pipe rotating device and the longitudinal flushing pipe rotating device can be driven and adjusted by adopting an air cylinder, the flushing device is adjusted to rotate through reciprocating motion of the air cylinder, and the flushing device performs multi-angle reciprocating flushing on the slurry outlet sieve plate. In order to further enhance the washing effect of the washing device 35, a vibrating device can be arranged in the shell of the pulp outlet device 3, and the vibrating device drives the pulp outlet sieve plate to vibrate in a small amplitude during washing so as to shake down the substances adhered in the sieve holes. The flushing device, the flushing pipe rotating device and the vibrating device are all connected with the control system, and automatic flushing of the slurry outlet sieve plate can be controlled and achieved.
In this embodiment, the slurry outlet discharging device 6 is arranged on the slurry outlet cylinder 2, the slurry outlet discharging device 6 is arranged in the casing of the slurry outlet device 3, the side wall of the slurry outlet cylinder 2 is provided with the discharging port 61, the discharging port 61 is adjacent to the slurry outlet 31, and the slurry outlet discharging device 6 and the slurry outlet device 3 have the same structure. The play thick liquid mouth of current vertical wet ball mill is general only one, when needs are changed the sieve, can only shut down and be changed, and in case when the excessive thick liquid condition takes place, also can not discharge the thick liquids control excessive thick liquid condition in the barrel fast, the utility model discloses in set up out thick liquid mouth earial drainage 6 on play thick liquid barrel 2, go out thick liquid mouth earial drainage 6 and set up in the casing of play thick liquid device 3, as shown in fig. 3 ~ 5, it is the same with the structure of play thick liquid device 3 to go out thick liquid mouth earial drainage 6, including earial drainage mouth 61, earial drainage sieve 62, earial drainage blind plate 63, earial drainage blind plate drive arrangement 64 and washing unit. The discharge port 61 is arranged beside the slurry outlet 31, the two are redundant, when the vertical wet ball mill normally works, the discharge port 61 is blocked by the discharge port blind plate 63, only the slurry outlet 31 discharges slurry, when the slurry overflow risk occurs to the vertical wet ball mill, the discharge port 61 is quickly opened through the discharge port blind plate driving device 64, the original slurry discharge amount is instantly doubled, the slurry amount in the ball mill is quickly recovered to a normal value, and the slurry overflow risk is prevented.
The slurry overflow prevention control method of the slurry overflow prevention vertical wet ball mill comprises the following steps:
when the slurry monitor 42 detects an increase in the amount of slurry flowing into the overflow connection 41, the slurry monitor 42 sends an early warning to the control system,
the control system sends an action signal to the slurry outlet discharge device 6, the discharge port blind plate driving device 64 of the slurry outlet discharge device 6 drives the discharge port blind plate 63 to move upwards, the discharge port 61 is opened, the slurry outlet device 3 and the slurry outlet discharge device 6 work simultaneously,
the control system sends an action signal to the flushing device 35, a flushing valve of the flushing device 35 is opened, a flushing program of the slurry outlet sieve plate 32 and the slurry outlet sieve plate 62 is started to be executed, the transverse flushing pipe rotating device 353 drives the transverse flushing device 351 to rotate, the longitudinal flushing pipe rotating device 354 drives the longitudinal flushing device 352 to rotate, the multi-angle reciprocating flushing is carried out on the slurry outlet blind plate 63 and the slurry outlet blind plate 33, so that slurry in the vertical wet ball mill can rapidly flow out through the slurry outlet and the slurry outlet,
when the slurry monitor 42 detects that the slurry does not increase again, the control system controls the flushing pneumatic valve 43 and the draining pneumatic valve 44 to execute the automatic cleaning program and the calibration program, and simultaneously the slurry monitor 42 sends a slurry overflow warning release instruction to the control system,
after the control system receives the slurry overflow early warning removing instruction, the flushing device 35 is controlled to be closed, the discharge port blind plate driving device 64 is controlled to drive the discharge port blind plate 63 to move downwards to the discharge port 61, and the discharge port 61 is closed in a plugging mode.
The vertical wet ball mill of the anti-overflow thick liquid of this embodiment links to each other with control system, adopts the automated control mode, mainly links to each other parts such as thick liquids detector, blind plate drive arrangement, washing unit, flushing pipe rotary device, flush valve, drain valve with control system to when appropriate, send control command to relevant part through control system, relevant part automatic execution corresponding operation, thereby realize prejudging excessive thick liquid risk and eliminating excessive thick liquid risk in advance, improved the work efficiency of ball mill greatly, reduced operation workman's working strength.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A vertical wet ball mill for preventing slurry overflow comprises a cylinder (1) and a slurry outlet cylinder (2) arranged at the upper end of the cylinder (1), wherein the cylinder wall of the slurry outlet cylinder (2) is provided with at least one slurry outlet device (3),
go out and be provided with anti-overflow thick liquid device (4) on thick liquid barrel (2), anti-overflow thick liquid device (4) are including connecting overflow takeover (41) of a thick liquid barrel (2) and being used for monitoring the thick liquids monitor (42) that flow in the change rate of the thick liquids volume of overflow takeover (41), the horizontal height of overflow takeover (41) on a thick liquid barrel (2) is higher than go out thick liquids device (3) the horizontal height on a thick liquid barrel (2), thick liquids monitor (42) set up in on overflow takeover (41) for through the control thick liquids change rate judgement in overflow takeover (41) thick liquids change in the vertical wet ball mill, thereby carry out the prejudgement to excessive thick liquids risk.
2. The slurry overflow preventing vertical wet ball mill according to claim 1,
the overflow connecting pipe (41) comprises a first section (411) connected with a slurry outlet cylinder body (2) and a second section (412) connected with the first section (411), the first section (411) is arranged along the cylinder wall of the slurry outlet cylinder body (2) and inclines outwards at an angle of 50-70 degrees, the second section (412) is arranged vertically downwards, the slurry monitor (42) is arranged on the second section (412), a flushing valve (43) is arranged at the upper part of the second section (412), the lower end of the second section (412) is closed, and a drain valve (44) is arranged at the closed end of the second section (412) so as to flush, calibrate and calibrate the overflow connecting pipe (41) and the slurry monitor (42) when slurry monitored by the slurry monitor (42) does not have a tendency of increasing again.
3. The slurry overflow preventing vertical wet ball mill according to claim 1 or 2,
the side wall of the pulp outlet cylinder body (2) is provided with a pulp outlet (31), the pulp outlet device (3) is arranged on the pulp outlet (31), the pulp outlet device (3) comprises a pulp outlet sieve plate (32) facing the pulp outlet (31) so as to facilitate the entrance of pulp, and the pulp outlet sieve plate (32) is arranged along the cylinder wall of the pulp outlet cylinder body (2) and inclines outwards at an angle of 20-40 degrees.
4. The slurry overflow preventing vertical wet ball mill according to claim 3,
the slurry outlet device is characterized in that a slot for drawing and inserting the slurry outlet sieve plate (32) is formed in the shell of the slurry outlet device (3), the two ends of the slot are fixed to the outer wall of the slurry outlet cylinder (2), and the slot is arranged along the cylinder wall of the slurry outlet cylinder (2) and inclines outwards at an angle of 20-40 degrees.
5. The slurry overflow preventing vertical wet ball mill according to claim 4,
the slurry outlet (31) is movably provided with a slurry outlet blind plate (33), the slurry outlet blind plate (33) is connected with a slurry outlet blind plate driving device (34), and the slurry outlet blind plate (33) is driven by the slurry outlet blind plate driving device (34) to move up and down, so that the slurry outlet (31) is opened or closed.
6. The slurry overflow preventing vertical wet ball mill according to claim 5,
the slurry outlet device (3) further comprises a flushing device (35) which is arranged in the shell of the slurry outlet device (3) and used for flushing the slurry outlet sieve plate (32).
7. The slurry overflow preventing vertical wet ball mill according to claim 6,
the washing arrangement (35) comprises a transverse washing arrangement (351) arranged in the transverse direction of the pulp outlet screen deck (32) and a longitudinal washing arrangement (352) arranged in the longitudinal direction of the pulp outlet screen deck (32), the transverse washing arrangement (351) and the longitudinal washing arrangement (352) being mounted on the inner side and/or the outer side of the pulp outlet screen deck (32).
8. The slurry overflow preventing vertical wet ball mill according to claim 7,
the flushing device further comprises a transverse flushing pipe rotating device (353) and a longitudinal flushing pipe rotating device (354),
the transverse flushing pipe rotating device (353) is connected with the transverse flushing device (351) and is used for driving the transverse flushing device (351) to rotate,
the longitudinal flushing pipe rotating device (354) is connected with the longitudinal flushing device (352) and is used for driving the longitudinal flushing device (352) to rotate.
9. The slurry overflow preventing vertical wet ball mill according to any one of claims 4 to 8, characterized in that,
go out and still be provided with out thick liquid mouth bleeder mechanism (6) on thick liquid barrel (2), go out thick liquid mouth bleeder mechanism (6) set up in go out the casing of thick liquid device (3), bleeder (61) have been seted up on the lateral wall of play thick liquid barrel (2), bleeder (61) with it is adjacent to go out thick liquid mouth (31), go out thick liquid mouth bleeder mechanism (6) with the structure of going out thick liquid device (3) is the same.
10. The slurry overflow preventing vertical wet ball mill according to any one of claims 6 to 8, characterized in that,
still be provided with vibrating device in the casing of play thick liquid device (3) to be used for when wasing vibrating device drives go out thick liquid sieve (32) vibration, vibrate out with the material of adhesion in the sieve mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921750457.9U CN211514735U (en) | 2019-10-18 | 2019-10-18 | Vertical wet ball mill of anti-overflow thick liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921750457.9U CN211514735U (en) | 2019-10-18 | 2019-10-18 | Vertical wet ball mill of anti-overflow thick liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211514735U true CN211514735U (en) | 2020-09-18 |
Family
ID=72461870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921750457.9U Active CN211514735U (en) | 2019-10-18 | 2019-10-18 | Vertical wet ball mill of anti-overflow thick liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211514735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681451A (en) * | 2019-10-18 | 2020-01-14 | 内蒙古超牌建材科技有限公司 | Slurry overflow prevention vertical wet ball mill and slurry overflow prevention control method thereof |
-
2019
- 2019-10-18 CN CN201921750457.9U patent/CN211514735U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681451A (en) * | 2019-10-18 | 2020-01-14 | 内蒙古超牌建材科技有限公司 | Slurry overflow prevention vertical wet ball mill and slurry overflow prevention control method thereof |
| CN110681451B (en) * | 2019-10-18 | 2024-04-30 | 内蒙古超牌新材料股份有限公司 | Anti-overflow vertical wet ball mill and anti-overflow control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211514735U (en) | Vertical wet ball mill of anti-overflow thick liquid | |
| CN109465096B (en) | High-performance sand and stone screening processing system and operation method | |
| CN114112767A (en) | Large particle bed load impact grinding detection equipment and detection method thereof | |
| CN110681451B (en) | Anti-overflow vertical wet ball mill and anti-overflow control method thereof | |
| CN214600229U (en) | Sea sand waste screening machine | |
| CN108927261A (en) | A kind of impact breaker | |
| CN219597320U (en) | Hierarchical screening installation of quartz sand filter material | |
| CN114534357B (en) | Vibrating screen slurry leakage monitoring device | |
| CN114526024B (en) | Screen cloth hourglass sand monitoring devices | |
| CN205328641U (en) | Novel grid machine | |
| CN114278371A (en) | Automatic dredging device for coal mine sump and use method | |
| CN216926439U (en) | Large-particle bed load impact grinding detection equipment | |
| CN218973809U (en) | Filtering detection device | |
| CN112958429A (en) | Sea sand waste screening machine | |
| CN110658859A (en) | Cistern water level control system | |
| CN209934226U (en) | Centrifugal roller filtering device for chemical polymerization process wastewater | |
| CN209901463U (en) | Dustless crushing metering system | |
| CN209465126U (en) | A kind of ball mill filter device | |
| CN117244708A (en) | Self-cleaning type centrifugal liquid coarse-running detection device | |
| KR101750098B1 (en) | Waste Transfer System Increased Operating Time Applied Gravimetry Device and Available Two-Way Pipe | |
| CN116803535B (en) | Dustproof mechanism of cement processing equipment | |
| CN117339309B (en) | Natural gas desanding device | |
| CN219073030U (en) | Anti-blocking cone crusher | |
| CN116007910A (en) | Filtering detection device | |
| CN219850672U (en) | Early warning device for screen mesh breakage of vibrating screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 011600 Qingshuihe Industrial Park, Lamawan Town, Qingshuihe County, Hohhot City, Inner Mongolia Autonomous Region Patentee after: Inner Mongolia chaopai New Material Co.,Ltd. Address before: 011600 Industrial Park, Qingshuihe County, Hohhot, Inner Mongolia Autonomous Region Patentee before: INNER MONGOLIA SUPER BUILDING MATERIALS TECHNOLOGY Co.,Ltd. |