CN110736308A

CN110736308A - tower type water separation concentrate drier

Info

Publication number: CN110736308A
Application number: CN201911041102.7A
Authority: CN
Inventors: 陆永柱; 张继美
Original assignee: Lu'an Zhenghui Youchan Electromechanical Technology Co Ltd
Current assignee: Shandong Wuhua Tianbao Mining Group Co., Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-01-31
Anticipated expiration: 2039-10-30
Also published as: CN110736308B

Abstract

The invention provides an tower type water separation concentrate dryer which comprises a mounting rack, a drying device, an input device, an output device and a power driving device, wherein the drying device is fixedly arranged on the mounting rack and comprises a -level drying mechanism, an air drying mechanism and a secondary drying mechanism which are sequentially arranged from top to bottom, the input device is used for conveying moist concentrate to the input end of the -level drying mechanism, the concentrate sequentially passes through the -level drying mechanism, the air drying mechanism and the secondary drying mechanism, the secondary drying mechanism discharges the dried concentrate to the output device and the output device discharges the dried concentrate outwards, the -level drying mechanism is used for performing centrifugal dehydration and primary drying treatment on the concentrate, the air drying mechanism is used for performing air drying treatment on the concentrate, the secondary drying mechanism is used for performing secondary drying treatment on the concentrate, and the power driving device is used for providing driving power for the -level drying mechanism, the air drying mechanism and the secondary drying mechanism.

Description

tower type water separation concentrate drier

Technical Field

The invention relates to dryers, in particular to tower type water separation concentrate dryers.

Background

Mineral separation is the most important link in the whole mineral product production process, large-scale mineral enterprises like in the mineral enterprises are resource enterprises for comprehensive mining, selection and metallurgy, useful minerals and useless minerals or harmful minerals in mineral raw materials are separated by a physical or chemical method, the useful components are enriched to be called as concentrate, and the useless components are enriched to be called as tailings.

Disclosure of Invention

In order to solve the defects of the prior art, the invention aims to provide tower type water separation concentrate dryers with ingenious and compact structure, simple principle, convenient operation and use and high automation degree.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.

kind of tower water concentration concentrate desiccator, which comprises an installation frame, the fixed drying device who sets up on the installation frame, input device, output device and power drive, drying device is including level stoving mechanism that arranges in proper order from top to bottom, air-dry mechanism and second grade stoving mechanism and the three constitutes tower structure, input device is used for carrying moist concentrate to level stoving mechanism's input and the concentrate passes through level stoving mechanism in proper order, air-dry mechanism and second grade stoving mechanism, second grade stoving mechanism discharges dry concentrate to output device and outwards discharges dry concentrate by output device, level stoving mechanism is used for carrying out centrifugal dehydration and preliminary drying process to the concentrate, air-dry mechanism is used for carrying out air-dry process to the concentrate, second grade stoving mechanism is used for carrying out secondary drying process to the concentrate, power drive is used for providing drive power to level stoving mechanism, air-dry mechanism and second grade stoving mechanism.

As a further optimization or improvement of the present solution .

The -level drying mechanism comprises an outer cylinder and an inner cylinder which are coaxially arranged and have openings at the upper and lower ends, the outer cylinder is sleeved outside the inner cylinder, an annular blanking channel is formed between the outer cylinder and the inner cylinder, a sealing cap for plugging the opening of the outer cylinder is fixedly arranged at the top end of the outer cylinder, the sealing cap is positioned above the blanking channel , a hollowed inner frame is fixedly arranged at the middle position of the inner cylinder in the axial direction, a circular dewatering disc with an upward opening is movably arranged on the inner frame, the dewatering disc and the inner cylinder are coaxially arranged, the opening size of the dewatering disc is gradually increased from bottom to top in the vertical direction, the bottom of the dewatering disc is rotatably connected and matched with the inner frame, the axial direction of the rotating shaft and the inner cylinder are coaxially arranged, the opening of the dewatering disc is lined on the edge of the top end of the inner cylinder, a sieve mesh which penetrates through the inside and outside is arranged on the dewatering disc, an upward conical tip is coaxially arranged at the bottom of the dewatering disc, the output end of the input device is connected and communicated with the sealing cap, the connecting end of the dewatering disc is positioned right above the conical tip, a supporting plate which is fixedly provided with the opening matched with the bottom of the inner cylinder, a coaxial supporting plate, a driving shaft which is coaxially arranged on the upper rotating shaft, and;

the inner barrel is internally provided with a conical water pan with an upward opening, the opening of the water pan is gradually enlarged from bottom to top along the vertical direction, the opening of the water pan is rotationally attached to the inner wall of the inner barrel, the water pan is positioned between the inner frame and the supporting plate, the water pan is hermetically sealed and connected onto an inner rotating shaft, the inner rotating shaft is arranged in a hollow manner, a drain hole communicated with the inner rotating shaft is formed in the inner rotating shaft, the drain hole is positioned at the bottom of the water pan, the bottom of the inner rotating shaft is communicated with a drain pipe through a rotatable joint, and the output end of the drain pipe points to a sewer;

the outer barrel is of an inner-outer two-layer structure, an annular inner cavity is formed between the inner barrel and the outer barrel, an annular heater matched with the outer barrel is arranged in the inner cavity, the heater is attached to the inner layer of the outer barrel, wavy drying pieces which are arranged in parallel to the axial direction of the outer barrel are arranged in the blanking channel , the drying pieces extend from the top end of the blanking channel to the bottom end of the drying pieces, the ends of the drying pieces in the width direction are fixedly connected with the inner wall of the inner layer of the outer barrel, the other ends of the drying pieces in the width direction are attached to the outer circular surface of the inner barrel, the drying pieces are arranged in an array mode along the circumferential direction of the outer barrel, the blanking channel is divided into a plurality of wavy drying channels by the drying pieces, and the outer barrel and the.

As a further optimization or improvement of the present solution .

The air drying mechanism comprises an outer cone and an inner cone which are coaxially arranged at the upper end and the lower end, the sizes of the openings of the outer cone and the inner cone are gradually increased from bottom to top along the vertical direction, the taper of the outer cone and the taper of the inner cone are equal, the outer cone is sleeved outside the inner cone, an annular discharging channel II is formed between the outer cone and the inner cone, the discharging channel II is gradually narrowed from top to bottom along the vertical direction, the top end of the outer cone and the bottom end of the outer cone are coaxially and fixedly connected, the inner cone and the lower end face of a supporting plate are coaxially and fixedly connected, the top end of the discharging channel II is connected with the bottom end of a discharging channel , a supporting cylinder for plugging the opening at the lower end of the inner cone is coaxially and fixedly arranged at the opening, the supporting cylinder and the inner cone are overlapped at the height equal to that of the outer cone, an annular sliding plate is coaxially and is arranged at a distance from the inner cone to the outer cone and is arranged at the sliding plate, the sliding plate is arranged at an angle of 10-20 degrees, a plurality of air exhaust holes which are gradually arranged from the outer cone pointing to the inner cone, a rotating shaft , a plurality of the sliding plate is arranged along the direction of the outer cone, the outer cone and a plurality of the rotating shaft is arranged coaxially and connected with the rotating air drying mechanism, the air outlet of the rotating shaft, the air drying mechanism, the air outlet of the air drying mechanism is arranged on the rotating shaft, the rotating shaft is arranged parallel air drying mechanism, the rotating shaft is arranged on the rotating shaft, the rotating shaft is arranged.

As a further optimization or improvement of the present solution .

The secondary drying mechanism comprises a supporting plate fixedly connected with the mounting frame, a drying disc coaxially movably sleeved outside the outer rotating shaft is fixedly arranged on the upper end face of the supporting plate, an opening of the drying disc is upward, an annular sealing cover coaxially and fixedly connected with the opening is arranged at the opening, a speed reduction transmission component with an annular structure is coaxially arranged in the drying disc, a mounting ring with a thin-wall structure is coaxially sleeved on the outer circular surface of the speed reduction transmission component, a rectangular scraper blade which extends upward and is contacted with the inner wall of the drying disc is arranged on the outer circular surface of the mounting ring, the width direction of the scraper blade is vertically arranged, the scraper blade is attached to the disc bottom of the drying disc, the scraper blade is provided with a plurality of scraper blades and is arranged in an array along the circumferential direction of the mounting ring, a material storage groove is formed between the adjacent scraper blades, the diameter of the mounting ring is smaller than that of the opening of, wherein the bottom end of the outer cone cylinder is fixedly connected with the sealing cover, and the supporting cylinder is fixedly connected with the speed reduction transmission member;

the utility model discloses a drying plate, including drying plate, material storage tank, upper and lower opening, it arranges the row material pipe to be provided with in the backup pad, arrange the top of material pipe and extend to in the drying plate and hold the silo corresponding with wherein, the lower terminal surface of drying plate is coaxial to be provided with annular interior heavy groove and hold the silo and correspond from top to bottom, and interior heavy inslot internal fixation inlays and is equipped with annular heater two rather than matching, the drying plate is made for the material that the thermal conductivity is good.

As a further optimization or improvement of the present solution .

The speed reduction transmission component comprises a fixed disk which is fixedly connected with the bottom of the drying disk and coaxially and movably sleeved outside the outer rotating shaft, a driving gear is rotatably embedded in the fixed disk, the driving gear is coaxially and fixedly sleeved on the outer rotating shaft, a driven gear ring is coaxially and movably arranged between the fixed disk and the mounting ring and is an inner gear ring, transmission gears which are axially parallel to the axial direction of the driving gear are further embedded in the upper end face of the mounting disk, the transmission gears are three and are arranged in an array mode along the circumferential direction of the fixed disk, the transmission gears are located between the driving gear and the driven gear ring and are meshed with the driving gear and the driven gear ring, the outer circular face of the driven gear ring is in key connection with the mounting ring, the diameter of the driving gear;

the end cover and the supporting cylinder are equal in diameter, the supporting cylinder is fixedly connected with the upper end face of the end cover, through holes which are axially and vertically arranged are formed in the end cover and the fixing disc, the lower ends of the through holes are communicated with the outside, and the upper ends of the through holes are communicated with the air inlet hole.

As a further optimization or improvement of the present solution .

The input device is fixedly connected with the mounting frame and positioned above the sealing cap, the input device comprises a rectangular fixing frame fixedly connected with the mounting frame, a driving roller and a driven roller which are arranged at intervals are arranged on the fixing frame in a rotating mode, the driving roller and the driven roller are arranged at the same height, the axial directions of the driving roller and the driven roller are parallel to the tangential direction of the circumference of the outer barrel body, a conveying belt wound between the driving roller and the driven roller is arranged between the driving roller and the driven roller, a hopper fixedly connected with the fixing frame is arranged above the input end of the conveying belt, the output end of the conveying belt is positioned above the sealing cap, a hopper is arranged between the driving roller and the driven roller, the input end of the hopper is connected with the output end of the ore dressing equipment and used for receiving wet concentrate discharged by the ore dressing equipment, the output end of the, the input port of the funnel is connected with the output end of the conveyer belt, the output port is communicated with the sealing cap, and the communicated position is positioned right above the conical tip;

the input device further comprises a conveying motor fixedly connected with the fixing frame, the axial direction of an output shaft of the conveying motor is parallel to the axial direction of the driving roller, a belt transmission assembly for connecting the conveying motor and the driving roller is arranged between the conveying motor and the driving end of the driving roller shaft, and the belt transmission assembly transmits power on the output shaft of the conveying motor to the driving roller and drives the driving roller to rotate around the axis of the driving roller.

As a further optimization or improvement of the present solution .

The output device is fixedly connected with the mounting frame and is positioned below the secondary drying mechanism, the output device comprises a rectangular discharge channel which is obliquely arranged and has two open ends, the discharge channel is gradually obliquely and downwards arranged from an input port to an output port, the inclination angle is 30-45 degrees, the input port of the discharge channel is vertically upwards and is positioned right below a discharge pipe, the output port of the discharge pipe is communicated with the input port of the discharge channel, and the output port of the discharge channel is obliquely arranged along the inclination direction and points to a concentrate stacking point;

the lower end face of the discharge channel is obliquely arranged to form a step-shaped rectangular springboard, a gap is arranged between every two adjacent springboards along a horizontal position, an overlapped cross part is arranged along a vertical position, the inclined angle of the springboard is 25-40 degrees and smaller than the inclined angle of the discharge channel, a plurality of pores are formed in the upper end face of the discharge channel, the output device further comprises an air blower fixedly connected with the mounting frame, an air guide pipe used for connecting the output end of the air blower and the bottom of the discharge channel is arranged between the output end of the air blower and the bottom of the discharge channel, the input end of the air guide pipe is connected and communicated with the output end of the air blower, the output end of the air guide pipe is horizontal and connected and communicated with the bottom of the discharge channel and points to the gap between the two.

As a further optimization or improvement of the present solution .

The power driving device comprises a power member for driving the outer rotating shaft to rotate at a constant speed and a power member II for driving the inner rotating shaft to rotate at a variable speed, and the power member and the power member II are fixedly connected with the mounting frame.

As a further optimization or improvement of the present solution .

The power member includes a motor fixedly connected with the mounting bracket, and the axial direction of the output shaft of the motor is parallel to the axial direction of the outer rotating shaft, a second belt transmission assembly for connecting the output shaft of the motor and the driving end of the outer rotating shaft is arranged between the output shaft of the motor and the driving end of the outer rotating shaft, and the second belt transmission assembly is used for transmitting the power on the output shaft of the motor to the outer rotating shaft and driving the outer rotating shaft to rotate around the axis.

As a further optimization or improvement of the present solution .

The second power component comprises a transmission main shaft which is positioned below the supporting plate and is rotatably arranged on the supporting plate and the mounting frame, and a second motor which is fixedly arranged on the mounting frame and is vertically arranged in the axial direction, the axial direction of the transmission main shaft is parallel to the axial direction of the inner rotating shaft, a third belt transmission component for connecting the second motor and the transmission main shaft is arranged between an output shaft of the second motor and a driving end of the transmission main shaft, the third belt transmission component is used for transmitting power on the output shaft of the second motor to the transmission main shaft and driving the transmission main shaft to rotate around the axial direction of the third belt transmission component, the driving end of the inner rotating shaft extends downwards from the driving end of the outer rotating shaft, and.

Compared with the prior art, the centrifugal drying device has the advantages that the centrifugal drying device is ingenious and compact in structure, simple in principle and convenient to operate and use, the tower structure is formed by -level drying, air-drying and two-level drying mechanisms from top to bottom, the -level drying mechanism conducts centrifugal dehydration primary drying treatment on concentrate, the air-drying mechanism conducts air-drying on the dehydrated concentrate, the two-level drying mechanism conducts secondary drying treatment on the air-dried concentrate, the drying efficiency of the concentrate is greatly improved, meanwhile, the input device can transport the concentrate added into the -level drying mechanism, the output device can conduct heat dissipation treatment on the concentrate after secondary drying and discharge the concentrate outwards, and the drying automation degree of the concentrate is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a matching view of the drying device and the mounting frame.

Fig. 3 is a schematic structural view of the drying apparatus.

Fig. 4 is an internal structure schematic diagram of an -level drying mechanism.

Fig. 5 is a matching diagram of an -grade drying mechanism and an air drying mechanism.

Fig. 6 is a matching diagram of an -grade drying mechanism and an air drying mechanism.

Fig. 7 is a partial structure schematic diagram of an -level drying mechanism.

Fig. 8 is an internal structure diagram of an -level drying mechanism.

Fig. 9 is an internal structure diagram of an -level drying mechanism.

Fig. 10 is a sectional view of the outer cylinder.

Fig. 11 is a connection diagram of the -level drying mechanism and the air drying mechanism.

Fig. 12 is an exploded schematic view of the airing mechanism.

Fig. 13 is a partial structural view of the seasoning mechanism.

Fig. 14 is a partial schematic view of the seasoning mechanism.

Fig. 15 is a matching diagram of the air drying mechanism and the secondary drying mechanism.

Fig. 16 is a schematic structural diagram of the secondary drying mechanism.

Fig. 17 is an internal structure diagram of the secondary drying mechanism.

Fig. 18 is a partial structural schematic diagram of the secondary drying mechanism.

Fig. 19 is a partial structural schematic diagram of the secondary drying mechanism.

Fig. 20 is a schematic structural view of a speed reduction transmission member.

Fig. 21 is a schematic structural view of a speed reduction transmission member.

Fig. 22 is a diagram showing the combination of the input device and the drying device.

Fig. 23 is a schematic structural diagram of the input device.

Fig. 24 is a schematic structural view of the fixing frame.

Fig. 25 is a partial structural diagram of the input device.

Fig. 26 is a schematic structural diagram of an output device.

Fig. 27 is a sectional view of the output device.

FIG. 28 is a drawing showing the power driving device in cooperation with the inner and outer rotating shafts.

Fig. 29 shows the power member engaged with the outer shaft.

FIG. 30 is a drawing showing the engagement of the second power member with the inner shaft.

FIG. 31 is a drawing showing the engagement of the second power member with the inner shaft.

FIG. 32 is a partial schematic view of a second power member.

FIG. 33 is a partial schematic view of a second power member.

Detailed Description

Referring to fig. 1-33, tower-type water separation concentrate drying machine includes a mounting rack 100, a drying device 200 fixedly disposed on the mounting rack 100, an input device 300, an output device 400, and a power driving device 500, where the drying device 200 includes a -level drying mechanism 210, an air drying mechanism 220, and a secondary drying mechanism 230, which are sequentially arranged from top to bottom, and form a tower structure, the input device 300 is configured to convey wet concentrate to an input end of the -level drying mechanism 210, and the concentrate sequentially passes through the -level drying mechanism 210, the air drying mechanism 220, and the secondary drying mechanism 230, the secondary drying mechanism 230 is configured to discharge the dried concentrate to the output device 300, and the dried concentrate is discharged outward by the output device 300, the -level drying mechanism 210 is configured to centrifugally dewater the concentrate and primarily dry the concentrate, the air drying mechanism 220 is configured to air dry the concentrate, the secondary drying mechanism 230 is configured to perform secondary drying on the concentrate, and the power driving device 500 is configured to provide driving power for the -level drying mechanism 210, the air drying mechanism 220.

Specifically, the -stage drying mechanism 210 includes an outer cylinder 211 and an inner cylinder 212 which are coaxially arranged and have openings at upper and lower ends, the outer cylinder 211 is sleeved outside the inner cylinder 212 and an annular blanking channel is formed between the outer cylinder 211 and the inner cylinder 212, the top end of the outer cylinder 212 is fixedly provided with a sealing cap 213 for sealing the opening of the outer cylinder and the sealing cap 213 is located above the blanking channel , the inner circular surface of the inner cylinder 212 is fixedly provided with a hollowed inner frame 212b along the middle position of the axial direction thereof, the inner frame 212b is movably provided with a circular dewatering disc 214 having an upward opening, the dewatering disc 214 and the inner cylinder 212 are coaxially arranged, the opening of the dewatering disc 214 is gradually increased from bottom to top along the vertical direction, the bottom of the dewatering disc 214 is rotatably connected and matched with the inner frame 212b and the axial direction of the rotating shaft is coaxially arranged with the inner cylinder 212, the opening of the dewatering disc 214 is lined on the top edge of the inner cylinder 212, for dry-wet separation of the concentrate, the concentrate is provided with a through dewatering disc 214, the bottom of the dewatering disc 214 is provided with a coaxially arranged, the bottom end 215 of the dewatering disc 214, the sealing device is connected with the inner cylinder 212, the sealing cap 215, the dewatering disc 215, the sealing cap, the dewatering disc 214 is connected with the dewatering disc 215, the dewatering disc 214, the sealing cap, the dewatering disc 214 is connected with the dewatering disc 215, the sealing cap, the inner cylinder 212, the sealing cap, the dewatering disc 215, the dewatering disc 214 is connected with the dewatering disc 215, the inner cylinder 212, the dewatering disc 215, the dewatering disc 214 is connected with.

More specifically, in order to collect and guide the water droplets discharged by the sieve holes 214a into the sewer, a conical water pan 215a with an upward opening is coaxially disposed in the inner cylinder 212, the size of the opening of the water pan 215a gradually increases from bottom to top along the vertical direction, the opening of the water pan 215a is rotatably attached to the inner wall of the inner cylinder 212, the water pan 215a is disposed between the inner frame 212b and the support plate 212a, the water pan 215a is hermetically sealed and coupled to the inner rotating shaft 215, in order to facilitate the water droplets collected by the water pan 215a to be discharged, the inner rotating shaft 215 is disposed in a hollow manner, a drain hole 215b communicated with the inner rotating shaft 215 is disposed on the inner rotating shaft 215, the drain hole 215b is disposed at the bottom of the water pan 215a, the bottom of the inner rotating shaft 215 is communicated with a drain pipe through a rotatable joint, and the output, the centrifugally dewatered water droplets are collected by the drip tray 215a, and the water collected by the drip tray 215a is discharged to a sewer through the drain hole 215b, the inner rotary shaft 215, and the drain pipe.

The centrifugally flying concentrate falls from top to bottom in a blanking channel , in order to perform primary drying treatment on the concentrate in a blanking channel , the outer cylinder 211 is of an inner-outer layer structure, an annular inner cavity is formed between the inner cylinder and the outer cylinder, an annular heater 0218 matched with the outer cylinder is arranged in the inner cavity, a heater 1218 is attached to the inner layer of the outer cylinder 211, a wavy drying sheet 216 is arranged in the blanking channel along the axial direction parallel to the outer cylinder 211, the drying sheet 216 extends from the top end to the bottom end of the blanking channel , the end of the drying sheet 216 in the width direction is fixedly connected with the inner wall of the inner layer of the outer cylinder 212, the other end of the drying sheet 216 in the width direction is attached to the outer circular surface of the inner cylinder 212, the drying sheet 216 is provided with a plurality of drying sheets and is arranged in an array along the circumferential direction where the outer cylinder 211 is located, the drying sheet 216 divides the blanking channel 5 into a plurality of wavy drying channels 217, in order to facilitate the heat transfer of heat to the heater to the drying sheet 216, the outer cylinder 211 and the drying sheet 216 are made of good-performance material, the concentrate contacts with the drying sheet , the concentrate can perform heat exchange curve for making the concentrate slow-drying sheet 216, and the concentrate-drying sheet 216, and.

In the operation process of the -level drying mechanism 210, the input device 300 conveys the moist concentrate into the dewatering tray 214 from top to bottom and evenly spreads the moist concentrate inside the dewatering tray 214 under the guiding action of the conical tip 214b, at the same time, the power driving device 500 drives the inner rotating shaft 215 to rotate, the inner rotating shaft 215 drives the dewatering tray 214 to synchronously rotate at high speed and enable the moisture in the moist concentrate to centrifugally move and be thrown out by the sieve holes 214a, the thrown-out moisture is changed into water drops and drops into the water receiving tray 215a, then the water drops are gathered and sequentially flow into a sewer through the water discharge holes 215b, the inner rotating shaft 215 and the water discharge pipe, after that, the rotating speed of the inner rotating shaft 215 is increased, the concentrate centrifugally moves, the opening of the dewatering tray 214 flies upwards and drops into the drying channel 217 under the shielding action of the sealing cap 213, the concentrate slowly moves downwards in a curve in the drying channel 217 and exchanges heat with the drying sheet 216, and the primary drying process of the concentrate is completed.

The air drying mechanism 220 comprises an outer cone cylinder 221 and an inner cone cylinder 222 which are coaxially arranged with openings at the upper end and the lower end, the sizes of the openings of the outer cone cylinder 221 and the inner cone cylinder 222 are gradually increased from bottom to top along the vertical direction, the conicity of the outer cone cylinder 221 is equal to that of the inner cone cylinder 222, the outer cone cylinder 221 is sleeved outside the inner cone cylinder 222, an annular discharging channel II is formed between the outer cone cylinder 221 and the inner cone cylinder 222, the discharging channel II is gradually narrowed from top to bottom along the vertical direction, the top end of the outer cone cylinder 221 is coaxially and fixedly connected with the bottom end of the outer cone cylinder 211, the inner cone cylinder 222 is coaxially and fixedly connected with the lower end face of a supporting plate 212a, the top end of the discharging channel II is communicated with the bottom end of a discharging channel , a supporting cylinder 223 for plugging the inner cone cylinder 222 is coaxially and fixedly arranged at the lower end opening of the inner cone cylinder 222, the stacking height of the supporting cylinder 223 and the inner cone cylinder 222 is equal to the height of the outer cone cylinder 221, an annular sliding plate 224 is fixedly arranged on the inner cone cylinder 221, the inner cone cylinder 224 and the sliding plate 224 is arranged on the inner cone cylinder 222, the sliding plate 224 is arranged on the inner cone cylinder 222, the sliding plate 224 and the sliding plate 224 is arranged on the inner cone cylinder 222, the sliding plate 225, the sliding plate 224 and the sliding plate 225, the sliding plate is arranged in parallel to the vertical direction, the sliding plate 225, the vertical direction, the sliding plate 228, the sliding plate is arranged, the sliding plate 228, the sliding plate is arranged on the outer cone cylinder 222, the inner cone cylinder 222, the sliding plate 228, the sliding plate 225, the sliding plate is arranged on the outer cone cylinder 222, the sliding plate 225, the sliding plate is arranged on the sliding plate 225, the.

In the working process of the air drying mechanism 220, the power driving device 500 drives the outer rotating shaft 227 to rotate, the outer rotating shaft 227 drives the fan 228 to synchronously rotate, outside air enters the inner cone 222 through the air inlet 229 and is discharged through the second discharging channel 26 through the air outlet 225, the outside air circularly flows in the way, meanwhile, concentrate jumps downwards from top to bottom through the sliding plate 224 and slides down, in the process, the flowing air is used for air drying the concentrate, and the concentrate subjected to the air drying treatment is discharged into the second-stage drying mechanism 230 from the bottom end of the second discharging channel.

The secondary drying mechanism 230 comprises a supporting plate 231 fixedly connected with the mounting frame 100, the upper end surface of the supporting plate 231 is fixedly provided with a drying disk 232 coaxially and movably sleeved outside the outer rotating shaft 227, an opening of the drying disk 232 is upward, an annular sealing cover 233 coaxially and fixedly connected with the opening is arranged at the opening, a speed reduction transmission member 240 with an annular structure is coaxially arranged in the drying disk 232, an installation ring 237 with a thin-wall structure is coaxially sleeved on the outer circular surface of the speed reduction transmission member 240, a rectangular scraper 238 which extends upward and is contacted with the inner wall of the drying disk 232 is arranged on the outer circular surface of the installation ring 237, the width direction of the scraper 238 is vertically arranged, the scraper 238 is attached to the disk bottom of the drying disk 232, the scrapers 238 are arranged in an array along the circumferential direction where the installation ring 237 is located, a material storage groove is formed between adjacent scrapers 238, the diameter of the installation ring 237 is smaller than, the opening is aligned with the bottom end of the second discharging channel up and down and is connected and communicated, wherein the bottom end of the outer conical cylinder 221 is fixedly connected with the sealing cover 233, and the supporting cylinder 233 is fixedly connected with the speed reduction transmission member 240, so that the concentrate falling from the second discharging channel can fall into the storage tank.

Specifically, in order to perform secondary drying on the concentrate falling into the drying disk 232 and discharge the concentrate, a discharge pipe 236 with an upper opening and a lower opening is arranged on the supporting plate 231, the top end of the discharge pipe 236 extends into the drying disk 232 and corresponds to a storage tank therein, an annular inner sinking groove 234 is coaxially arranged on the lower end surface of the drying disk 232 and corresponds to the storage tank up and down, a matched annular heater II 235 is fixedly embedded in the inner sinking groove 234, in order to facilitate heat conduction, the drying disk 232 is made of a material with good heat conductivity, the drying disk 232 receives the heat energy of the heater II 235 and performs heat exchange treatment on the concentrate inside the drying disk 232, secondary drying treatment on the concentrate is completed, the power of the outer rotating shaft 227 is transmitted to the mounting ring 237 through a speed reduction transmission member 240 and drives the scraper 238 to slowly rotate around the axis of the mounting ring 237, the concentrate after the secondary drying treatment is pushed to the inlet of the discharge pipe 236, and the concentrate falls into the output device 400 through the discharge pipe 236 under the action of self-discharge gravity.

More specifically, in order to drive the mounting ring 237 to rotate, the speed reduction transmission member 240 includes a fixed disk 241 fixedly connected to the bottom of the drying disk 232 and coaxially and movably sleeved outside the outer rotating shaft 227, a driving gear 242 is rotatably and embedded in the fixed disk 241, the driving gear 242 is coaxially and fixedly sleeved on the outer rotating shaft 227, a driven gear ring 243 is coaxially and movably disposed between the fixed disk 241 and the mounting ring 237, the driven gear ring 243 is an inner gear ring, a transmission gear 244 axially parallel to the axial direction of the driving gear 242 is further embedded in the upper end surface of the mounting disk 241, three transmission gears 244 are disposed and arranged in an array along the circumferential direction of the fixed disk 241, the transmission gear 244 is disposed between the driving gear 242 and the driven gear ring 243 and engaged with the driving gear ring, the outer circumferential surface of the driven gear ring 243 is in key connection with the mounting ring 237, and in order to, in order to shield the transmission gear 244, the driving gear 242 and the driven ring gear 243, an end cover 245 matched with the upper end surface of the fixed disc 241 is coaxially arranged on the upper end surface of the fixed disc 241.

More specifically, the end cover 245 and the support cylinder 233 have the same diameter, the support cylinder 233 is fixedly connected with the upper end face of the end cover 245, through holes are formed in the end cover 245 and the fixing plate 241, the through holes are axially and vertically arranged, the lower ends of the through holes are communicated with the outside, and the upper ends of the through holes are communicated with the air inlet holes 229, so that the effective support of the support cylinder 233 is ensured in the aspect of , and the air inlet holes 229 are communicated with the outside in the aspect of .

In the working process of the secondary drying mechanism 230, the outer rotating shaft 227 drives the driving gear 242 to rotate, the transmission gear 244 transmits the power of the driving gear 242 to the driven gear ring 243 and drives the driven gear ring 243 to rotate, the driven gear ring 243 drives the scraper 238 to slowly rotate around the axis direction of the mounting ring 237, the concentrate falling into the feeding groove is pushed to the inlet of the discharging pipe 236 and falls into the output device 400 through the discharging pipe 236, in the process, the second heater 235 transmits the heat to the drying disc 232, the drying disc 232 exchanges heat with the concentrate in the storage groove, and secondary drying processing is performed on the concentrate.

The input device 300 is fixedly connected with the mounting frame 100 and is positioned above the sealing cap 213, the input device 300 comprises a rectangular fixing frame 301 fixedly connected with the mounting frame 100, a driving roller 302 and a driven roller 303 which are arranged at intervals are rotatably arranged on the fixing frame 301, the driving roller 302 and the driven roller 303 are arranged at the same height, the axial directions of the driving roller 302 and the driven roller 303 are parallel to the tangential direction of the circumference of the outer cylinder body 211, a conveying belt 304 wound between the driving roller 302 and the driven roller 303 is arranged between the driving roller 302 and the driven roller 303, a hopper 307 fixedly connected with the fixing frame 301 is arranged above the input end of the conveying belt 304, the output end of the conveying belt 304 is positioned above the sealing cap 213, and a hopper 308 is arranged between the driving roller 302 and the driven roller 303, wherein the input end of the hopper 307 is connected with the output end of the ore, the size of the opening of the funnel 308 is gradually increased from bottom to top along the vertical direction, the input port of the funnel 308 is connected with the output end of the conveyer belt 304, the output port is connected with the sealing cap 213, and the connection position is positioned right above the conical tip 214b, the concentrate in the hopper 307 is conveyed into the funnel 308 through the conveyer belt 304, and then falls into the dewatering disc 214 from the funnel 308 for dewatering treatment.

Specifically, in order to drive the conveying belt 304 to operate, the input device 300 further includes a conveying motor 305 fixedly connected to the fixed frame 301, an axial direction of an output shaft of the conveying motor 305 is parallel to an axial direction of the driving roller 302, a belt transmission assembly 306 is provided between the conveying motor 305 and a driving end of a roller shaft of the driving roller 302 for connecting the conveying motor 305 and the driving roller 302, and the belt transmission assembly 306 transmits power on the output shaft of the conveying motor 305 to the driving roller 302 and drives the driving roller 302 to rotate around its own axis.

In the operation of the input device 300, the ore dressing equipment outputs separated concentrate into the hopper 307 and falls onto the conveyer belt 304 from the output port of the hopper 307, the belt transmission assembly 306 transmits the power on the output shaft of the conveyer motor 305 to the driving roller 302 and drives the driving roller 302 to rotate around the self-axial direction, the driving roller 302 and the driven roller 303 cooperate with each other to make the conveyer belt 304 circulate and convey the concentrate on the input end of the conveyer belt 304 to the output end, and then the concentrate falls into the funnel 308 from the output end of the conveyer belt 304 and is discharged into the dewatering disc 214 from the output port of the funnel 308.

Output device 400 and mounting bracket 100 fixed connection and be located the below of second grade stoving mechanism 230, output device 400 is including slope arrangement and both ends open-ended rectangle discharge channel 401, discharge channel 401 is by its input port directional delivery outlet slope gradually downward sloping arrangement and the angle of slope is 30 to 45, discharge channel 401's input port is vertical upwards and be located and arrange the material pipe 236 under, the delivery outlet of arranging material pipe 236 and discharge channel 401's input port connection switch-on, discharge channel 401's output port is along its incline direction slant and directional concentrate stacking point, under the effect through discharge channel 401, arrange the concentrate after the drying outward.

Specifically, because the temperature of the concentrate subjected to the secondary drying treatment is high, in order to avoid scalding workers by mistake, the lower end surface of the discharge channel 401 is obliquely arranged into a step-shaped rectangular springboard 405, a gap is arranged between two adjacent springboards 405 along the horizontal position, an overlapped cross part is arranged along the vertical position, the inclination angle of the springboard 405 is 25-40 degrees and is smaller than the inclination angle of the discharge channel 401, the upper end surface of the discharge channel 401 is provided with a plurality of fine holes 404, the output device 400 further comprises a blower 403 fixedly connected with the mounting frame 100, an air guide pipe 402 for connecting the output end of the blower 403 and the bottom of the discharge channel 401 is arranged between the output end of the blower 403 and the bottom of the discharge channel 401, the input end of the air guide pipe 402 is connected and communicated with the output end of the blower 403, the output end is horizontal and connected and communicated with, the outlet end of the air duct 402 forms an obtuse angle with the direction of the discharge channel 401 from the inlet to the outlet.

In the working process of the output device 400, the discharge pipe 236 discharges the dried concentrate to the input port of the discharge channel 401, the concentrate slides downwards along the springboards 405 step by step until the concentrate is discharged from the output end of the discharge channel 401, in the process, the air blower 403 blows air and guides the concentrate into the discharge channel 401 through the air guide pipe 402, the high-speed air flow passes through the gap between the two springboards 405 and the concentrate is subjected to heat dissipation treatment, the high-speed air flow and the concentrate are subjected to complete heat exchange treatment and are converted into high-temperature air flow, and the high-temperature air flow is discharged outwards through the fine holes 404.

In order to drive the inner rotating shaft 215 and the outer rotating shaft 227 to rotate, the power driving apparatus 500 includes a power member 510 for driving the outer rotating shaft 227 to rotate at a constant speed, and a power member two 520 for driving the inner rotating shaft 215 to rotate at a variable speed, wherein the power member 510 and the power member two 520 are both fixedly connected to the mounting bracket 100.

Specifically, the power member 510 includes a motor 511 fixedly connected to the mounting bracket 100, and an axial direction of an output shaft of the motor 511 is parallel to an axial direction of the outer shaft 227, a second belt transmission assembly 512 for connecting the output shaft of the motor 511 and a driving end of the outer shaft 227 is disposed between the output shaft of the motor and the driving end of the outer shaft 227, the second belt transmission assembly 512 is used for transmitting power from the output shaft of the motor 511 to the outer shaft 227 and driving the outer shaft 227 to rotate around its own axis, and the motor 511 drives the outer shaft 227 to rotate.

Specifically, the second power member 520 includes a transmission main shaft 521 located below the support plate 231 and rotatably disposed on the support plate 231 and the mounting frame 100, and a second motor 522 fixedly disposed on the mounting frame 100 and vertically disposed in the axial direction, the axial direction of the transmission main shaft 521 is parallel to the axial direction of the inner rotating shaft 215, a third belt transmission component 523 for connecting the output shaft of the second motor 522 and the driving end of the transmission main shaft 521 is disposed between the output shaft of the second motor 522 and the driving end of the transmission main shaft 521, the third belt transmission component 523 is used for transmitting the power on the output shaft of the second motor 522 to the transmission main shaft 521 and driving the transmission main shaft 521 to rotate around the self axial direction, the driving end of the inner rotating shaft 215 extends downward from the driving end of the outer rotating shaft 227, and a continuously.

More specifically, the continuously variable transmission assembly includes a small pulley 524 coaxially sleeved on the transmission main shaft 521, and a large pulley 525 coaxially sleeved on the driving end of the inner rotating shaft 215, the small pulley 524 and the large pulley 525 are both two conical disc bodies to form a V-shaped structure, the small pulley 524 and the transmission main shaft 521 form a spline connection fit, the small pulley 524 can slide up and down along the transmission main shaft 521, the large pulley 525 and the inner rotating shaft 215 form a spline connection fit, the large pulley 525 can slide up and down along the inner rotating shaft 215, a steel belt 526 for connecting the small pulley 524 and the large pulley 525 in a winding manner is arranged between the small pulley 524 and the large pulley 525, in order to support the large pulley 525, a detachable limit boss 525a is arranged on the outer circumferential surface of the driving end of the inner rotating shaft 215, the limit boss 525a is located below the large pulley 525, a is movably sleeved outside the inner rotating shaft 215, the end of the support spring b abuts against the limit boss 525a, the other end abuts against the large pulley 525, the elastic force of the support spring 525b always points to the large pulley 525, the limit boss 525a, in a manner that the movable ratio of the transmission pulley 524 between the small pulley 524 and the transmission frame 527 is linked with the transmission frame 527, and the transmission frame 527 is linked with the transmission frame 521, so that the transmission frame 527 is linked, and the transmission frame 527 is linked with the transmission frame 527 is linked, and the transmission frame.

More specifically, the continuously variable transmission assembly further comprises an adjustable speed motor 528 fixedly connected with the mounting frame 100, the adjustable speed motor 528 is a stepping motor, an axial direction of an output shaft of the adjustable speed motor 528 is perpendicular to an axial direction of the transmission main shaft 521, an eccentric cam 529b is coaxially and fixedly sleeved on the output shaft of the adjustable speed motor 528, a horizontal flat groove 529a is formed in a vertical section of the linkage frame 527, a driving end of the eccentric cam 529b is connected with the output shaft of the adjustable speed motor 528, an output end of the eccentric cam 529b is inserted into the flat groove 529a, the output end of the eccentric cam 529b and the horizontal groove 529a form sliding guide fit, and the linkage frame 527 is driven by the adjustable speed.

In the working process of the second power member 520, the third belt transmission component 523 transmits the power of the second motor 522 to the transmission main shaft 521, the stepless speed change component transmits the power on the transmission main shaft 521 to the inner rotating shaft 215 and drives the inner rotating shaft 215 to rotate around the axis of the second motor, if the inner rotating shaft 215 needs to be accelerated, the speed regulation motor 528 drives the linkage frame 527 to move downwards, the linkage frame 527 drives the upper half part of the small pulley 524 to slide downwards and the small pulley 524 extrudes the steel belt 526, the support spring 525b enables the large pulley 525 to follow up, the transmission ratio between the small pulley 524 and the large pulley 525 is increased, and the rotating speed of the inner rotating shaft 215 is increased; if the inner rotating shaft 215 needs to be decelerated, the link 527 is driven by the speed regulating motor 528 to move upwards, the link 527 drives the upper half part of the small pulley 524 to slide upwards, the support spring 525b enables the large pulley 525 to follow and extrude the steel belt 526, the transmission ratio between the small pulley 524 and the large pulley 525 is reduced, and the rotating speed of the inner rotating shaft 215 is decelerated.

The purpose of the speed change of the inner rotating shaft 215 is that firstly needs to drive the dewatering tray 214 to rotate at a low speed to discharge the water separation core in the wet concentrate through the sieve holes 214a, then needs to drive the dewatering tray 214 to rotate at a high speed to enable the dewatered concentrate to generate centrifugal motion and fly out from the opening of the dewatering tray 214, and secondly needs to adjust the rotating speed of the inner rotating shaft 215 to enable different types of concentrates to centrifugally fly out due to different densities of the different types of concentrates and different adhesion degrees in a wet state.

Claims

The utility model provides a tower flotation concentrate desiccator, its characterized in that includes the mounting bracket, the drying device of fixed setting on the mounting bracket, an input device, an output device and power drive arrangement, the drying device includes grades of drying mechanism, air-dry mechanism and second grade drying mechanism and three constitution tower structures that from top to bottom arrange in proper order, the input device is used for carrying moist concentrate to the input of grades of drying mechanism and concentrate passes through grades of drying mechanism, air-dry mechanism and second grade drying mechanism in proper order, second grade drying mechanism discharges the dry concentrate to the output device and outwards discharges the dry concentrate by output device, grades of drying mechanism is used for carrying out centrifugal dehydration and preliminary drying to the concentrate, air-dry mechanism is used for carrying out the air-dry processing to the concentrate, second grade drying mechanism is used for carrying out secondary drying to the concentrate, power drive arrangement is used for providing drive power to grades of drying mechanism, air-dry mechanism and second grade drying mechanism.
2. The tower-type water-separation concentrate dryer according to claim 1, wherein the -level drying mechanism includes an outer cylinder and an inner cylinder, the outer cylinder is sleeved outside the inner cylinder, an annular blanking channel is formed between the outer cylinder and the inner cylinder, a sealing cap for sealing the opening of the outer cylinder is fixedly arranged at the top end of the outer cylinder, the sealing cap is positioned above the blanking channel , a hollowed inner frame is fixedly arranged at the middle of the inner surface of the inner cylinder along the axial direction of the inner cylinder, a circular dewatering disc with an upward opening is movably arranged on the inner frame, the dewatering disc and the inner cylinder are coaxially arranged, the opening of the dewatering disc is gradually enlarged from bottom to top along the vertical direction, the bottom of the dewatering disc is rotatably connected and matched with the inner frame, the axial direction of the rotating shaft is coaxially arranged with the inner cylinder, the opening of the dewatering disc is overlapped on the top edge of the inner cylinder, an inner and outer through sieve mesh is arranged on the dewatering disc, an upward cone is coaxially arranged at the bottom of the dewatering disc, the output end of the input device is connected with the sealing cap, the connection position of the dewatering disc is positioned right above the cone, a coaxially arranged support plate, a coaxially connected with the inner cylinder is coaxially connected with the upper end of the inner cylinder, a coaxially arranged support plate, and a lower end of the inner cylinder is coaxially arranged, and a power-driving device is coaxially arranged, and a lower end of;

the inner barrel is internally provided with a conical water pan with an upward opening, the opening of the water pan is gradually enlarged from bottom to top along the vertical direction, the opening of the water pan is rotationally attached to the inner wall of the inner barrel, the water pan is positioned between the inner frame and the supporting plate, the water pan is hermetically sealed and connected onto an inner rotating shaft, the inner rotating shaft is arranged in a hollow manner, a drain hole communicated with the inner rotating shaft is formed in the inner rotating shaft, the drain hole is positioned at the bottom of the water pan, the bottom of the inner rotating shaft is communicated with a drain pipe through a rotatable joint, and the output end of the drain pipe points to a sewer;

the outer barrel is of an inner-outer two-layer structure, an annular inner cavity is formed between the inner barrel and the outer barrel, an annular heater matched with the outer barrel is arranged in the inner cavity, the heater is attached to the inner layer of the outer barrel, wavy drying pieces which are arranged in parallel to the axial direction of the outer barrel are arranged in the blanking channel , the drying pieces extend from the top end of the blanking channel to the bottom end of the drying pieces, the ends of the drying pieces in the width direction are fixedly connected with the inner wall of the inner layer of the outer barrel, the other ends of the drying pieces in the width direction are attached to the outer circular surface of the inner barrel, the drying pieces are arranged in an array mode along the circumferential direction of the outer barrel, the blanking channel is divided into a plurality of wavy drying channels by the drying pieces, and the outer barrel and the.
3. The tower type water concentration concentrate drying machine according to claim 1, wherein the air drying mechanism comprises an outer cone and an inner cone which are coaxially arranged with openings at the upper end and the lower end, the openings of the outer cone and the inner cone are gradually enlarged from bottom to top along the vertical direction, the tapers of the outer cone and the inner cone are equal, the outer cone is sleeved outside the inner cone, an annular blanking channel II is formed between the outer cone and the inner cone, the blanking channel II is gradually narrowed from top to bottom along the vertical direction, the top end of the outer cone and the bottom end of the outer cone are coaxially and fixedly connected, the inner cone and the lower end face of the support plate are coaxially and fixedly connected, the top end of the blanking channel II is connected and communicated with the bottom end of a blanking channel , a support cylinder for plugging the inner cone is coaxially and fixedly arranged at the opening at the lower end, the stacking height of the support cylinder and the inner cone is equal to the height of the outer cone, an annular air exhaust hole is coaxially and is fixedly arranged on the inner cone and a plurality of sliding plates which are coaxially and are arranged with an air exhaust hole at intervals between the sliding plate and the inner cone and the sliding plate and the outer cone, the outer cone is coaxially and the inner cone, the air drying mechanism is provided with an air inlet hole 6335, the air outlet of the outer cone is arranged on the outer cone, the sliding plate is coaxially and the outer cone is arranged in parallel to the inner cone, the outer cone is arranged, the sliding plate is connected and the sliding plate, the outer cone is connected with the air drying mechanism, the outer cone, the air outlet of the air drying mechanism, the air drying mechanism is arranged vertically and the air outlet of the inner cone is arranged in the inner cone, the air outlet of the inner cone is arranged, the air drying mechanism, the air outlet.
4. The tower-type water-separation concentrate dryer according to claim 1, wherein the secondary drying mechanism includes a support plate fixedly connected to a mounting frame, a drying tray coaxially and movably sleeved outside the outer shaft is fixedly disposed on an upper end surface of the support plate, an annular sealing cover coaxially and fixedly connected to the drying tray is disposed at an upward opening of the drying tray, a decelerating transmission member of an annular structure is coaxially disposed in the drying tray, a thin-walled mounting ring is coaxially sleeved on an outer circumferential surface of the decelerating transmission member, a rectangular scraper blade is disposed on an outer circumferential surface of the mounting ring and extends upward to contact with an inner wall of the drying tray, the scraper blades are vertically disposed in a width direction and are attached to a tray bottom of the drying tray, the scraper blades are arranged in an array along a circumferential direction where the mounting ring is located, a material storage tank is formed between adjacent scraper blades, a diameter of the mounting ring is smaller than a diameter of an opening of the sealing cover, and an annular opening is formed between the mounting ring and is aligned with and communicated with a bottom end of the blanking channel II, wherein the bottom end of the outer cone is fixedly connected to;

the utility model discloses a drying plate, including drying plate, material storage tank, upper and lower opening, it arranges the row material pipe to be provided with in the backup pad, arrange the top of material pipe and extend to in the drying plate and hold the silo corresponding with wherein, the lower terminal surface of drying plate is coaxial to be provided with annular interior heavy groove and hold the silo and correspond from top to bottom, and interior heavy inslot internal fixation inlays and is equipped with annular heater two rather than matching, the drying plate is made for the material that the thermal conductivity is good.
5. The tower-type water-separation concentrate dryer of claim 4, wherein the reduction transmission member includes a fixed disk fixedly connected to the bottom of the drying disk and coaxially and movably sleeved outside the outer rotating shaft, the fixed disk is rotatably embedded with a driving gear coaxially and fixedly sleeved on the outer rotating shaft, a driven gear ring is coaxially and movably arranged between the fixed disk and the mounting ring and is an inner gear ring, the upper end surface of the mounting disk is further embedded with three transmission gears axially parallel to the driving gear, the transmission gears are arranged in an array along the circumferential direction of the fixed disk, the transmission gears are arranged between the driving gear and the driven gear ring and are engaged with the driving gear and the driven gear ring, the outer circumferential surface of the driven gear ring is in key connection with the mounting ring, the diameter of the driving gear is smaller than that of the transmission gears, and the upper end surface of the fixed disk is coaxially provided;

the end cover and the supporting cylinder are equal in diameter, the supporting cylinder is fixedly connected with the upper end face of the end cover, through holes which are axially and vertically arranged are formed in the end cover and the fixing disc, the lower ends of the through holes are communicated with the outside, and the upper ends of the through holes are communicated with the air inlet hole.
6. The tower-type water-separation concentrate dryer of claim 1, wherein the input device is fixedly connected with the mounting frame and located above the sealing cap, the input device comprises a rectangular fixing frame fixedly connected with the mounting frame, the fixing frame is rotatably provided with a driving roller and a driven roller which are arranged at intervals, the driving roller and the driven roller are arranged at the same height, the axial directions of the driving roller and the driven roller are parallel to the tangential direction of the circumference of the outer cylinder body, a conveying belt wound between the driving roller and the driven roller is arranged between the driving roller and the driven roller, a hopper fixedly connected with the fixing frame is arranged above the input end of the conveying belt, the output end of the conveying belt is located above the sealing cap, a hopper is arranged between the driving roller and the driven roller, the input end of the hopper is connected with the output end of the ore separation equipment and used for receiving the wet concentrate discharged by the hopper, and the output end of the conveying belt points to the input end of the conveying belt, the opening size of the hopper is gradually increased from bottom to top in the vertical direction, the input end of;

the input device further comprises a conveying motor fixedly connected with the fixing frame, the axial direction of an output shaft of the conveying motor is parallel to the axial direction of the driving roller, a belt transmission assembly for connecting the conveying motor and the driving roller is arranged between the conveying motor and the driving end of the driving roller shaft, and the belt transmission assembly transmits power on the output shaft of the conveying motor to the driving roller and drives the driving roller to rotate around the axis of the driving roller.
7. The tower-type water-concentration concentrate dryer of claim 1, wherein the output device is fixedly connected with the mounting frame and located below the secondary drying mechanism, the output device comprises a rectangular discharge channel which is obliquely arranged and has two open ends, the discharge channel is gradually obliquely and downwardly inclined from an input port to an output port, an inclination angle is 30-45 degrees, the input port of the discharge channel is vertically upward and located right below a discharge pipe, the output port of the discharge pipe is communicated with the input port of the discharge channel, and the output port of the discharge channel is obliquely arranged along the oblique direction and is directed to a concentrate stacking point;

the lower end face of the discharge channel is obliquely arranged to form a step-shaped rectangular springboard, a gap is arranged between every two adjacent springboards along a horizontal position, an overlapped cross part is arranged along a vertical position, the inclined angle of the springboard is 25-40 degrees and smaller than the inclined angle of the discharge channel, a plurality of pores are formed in the upper end face of the discharge channel, the output device further comprises an air blower fixedly connected with the mounting frame, an air guide pipe used for connecting the output end of the air blower and the bottom of the discharge channel is arranged between the output end of the air blower and the bottom of the discharge channel, the input end of the air guide pipe is connected and communicated with the output end of the air blower, the output end of the air guide pipe is horizontal and connected and communicated with the bottom of the discharge channel and points to the gap between the two.
8. The tower-type water-concentration concentrate dryer of claim 1, wherein the power driving device comprises a power member for driving the outer rotating shaft to rotate at a constant speed, and a power member II for driving the inner rotating shaft to rotate at a variable speed, and the power member and the power member II are both fixedly connected with the mounting bracket;

the power member includes a motor fixedly connected with the mounting bracket, and the axial direction of the output shaft of the motor is parallel to the axial direction of the outer rotating shaft, a second belt transmission assembly for connecting the output shaft of the motor and the driving end of the outer rotating shaft is arranged between the output shaft of the motor and the driving end of the outer rotating shaft, and the second belt transmission assembly is used for transmitting the power on the output shaft of the motor to the outer rotating shaft and driving the outer rotating shaft to rotate around the axis.
9. The tower-type water-concentration concentrate dryer of claim 8, wherein the second power member includes a second transmission shaft located below the support plate and rotatably disposed on the support plate and the mounting frame, and a second motor fixedly disposed on the mounting frame and vertically disposed in an axial direction, the axial direction of the second transmission shaft is parallel to the axial direction of the inner rotating shaft, a third belt transmission assembly for connecting the second motor shaft and the transmission shaft is disposed between an output shaft of the second motor shaft and a driving end of the transmission shaft, the third belt transmission assembly is used for transmitting power from the output shaft of the second motor shaft to the transmission shaft and driving the transmission shaft to rotate around the axial direction of the third belt transmission assembly, the driving end of the inner rotating shaft extends downward from the driving end of the outer rotating shaft, and a continuously variable transmission assembly for connecting the driving end of.
10. The tower-type water-concentration concentrate dryer according to claim 9, wherein the infinitely variable speed assembly includes a small pulley coaxially sleeved on the transmission main shaft, a large pulley coaxially sleeved on the driving end of the inner rotating shaft, the small pulley and the large pulley are both two conical disc bodies to form a V-shaped structure, the small pulley and the transmission main shaft form a spline connection fit and the small pulley can slide up and down along the transmission main shaft, the large pulley and the inner rotating shaft form a spline connection fit and the large pulley can slide up and down along the inner rotating shaft, a steel belt for connecting the small pulley and the large pulley in a winding manner is arranged between the small pulley and the large pulley, a detachable limit boss is arranged on the outer circumferential surface of the driving end of the inner rotating shaft, the limit boss is positioned below the large pulley, a support spring is movably sleeved on the outer portion of the inner rotating shaft, the support spring end abuts against the limit boss, the other end abuts against the large pulley and the elastic force of the support spring is always directed to the large pulley by the limit boss, an L-shaped linkage frame capable of sliding along the axial direction of the transmission main shaft is movably sleeved on the transmission main shaft, the linkage frame includes a horizontal section and a vertical section, and a;

the stepless speed change assembly further comprises a speed regulating motor fixedly connected with the mounting frame, the speed regulating motor is a stepping motor, the axial direction of an output shaft of the speed regulating motor is perpendicular to the axial direction of the transmission main shaft, an eccentric cam is coaxially and fixedly sleeved on the output shaft of the speed regulating motor, a flat groove which is horizontally arranged is formed in the vertical section of the linkage frame, the driving end of the eccentric cam is connected with the output shaft of the speed regulating motor, the output end of the eccentric cam is inserted into the flat groove, and the eccentric cam and the flat groove form sliding guide fit along the horizontal direction.