CN101239338A - High-frequency vibrating multi-channel integration sloping plate grading thickening equipment - Google Patents
High-frequency vibrating multi-channel integration sloping plate grading thickening equipment Download PDFInfo
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Abstract
A high-frequency vibration multi-channel integrated sloping plate turbidness classifier is provided. The turbudness classification process is performed mainly in the integrally suspended slope plate set module in the upper housing, and the lower housing is used to turbudness sand settling and to improve bottom flow discharge concentration. Independent turbidness classifying chanels are formed of side plates, sloping plates and dividing strips, and each channel has same turbidness classifying function. Channel assembly is obtained by integration method, and sloping set module is obtained. Equipment large scale is realized by module composition method to satisfy requirement of different users. The turbidness classifying channel can be designed based on material property to obtain optimal turbidness classification function of the equipment and high turbidness classification efficiency. By using high-frequency vibrator vibrating the sloping plate set module integrally, adhesion of mine slime onto the sloping plate is prevented, obstruction of the turbidness classifying channel is avoided, and long-term stable operation efficiency is promised.
Description
One, technical field
The invention belongs to the technique of preparing field.
Two, background technology
Classification and dense be the important procedure that mineral are processed an ore dressing field.The classifying equipoment that uses mainly contains four big class, i.e. sieve classification machine, hydraulic classifier, centrifugal classifying and air classifiers at present.The sieve classification machine is general only comparatively effective to the middle coarse fraction classification greater than 0.2mm, for the fine fraction classification less than 0.2mm, has that sieve pore blockade aggravation, screening efficiency descend, treating capacity significantly reduces and problem such as Operation and Maintenance difficulty increasing.Air classification is only applicable to the micro-size fraction classification of dry type material, and application is limited.For particulate below the 0.2mm and micro-size fraction classification, main waterpower gravity classification and the centrifugal force classifying equipoment of using in the production.Thickening equipment is a kind of of waterpower gravity classification equipment, mainly contains round pond type concentrator, Hhigh-efficient thickener and lamella thickener three major types.Producing upward at present, widely used hydraulic classification equipment mainly contains spiral classifier, hydraulic classifier, branch bucket, the narrow flow point level of unit integration for inclined equipment etc.Wherein spiral classifier is mainly used in ore mill and constitutes closed circuit grinding, and the major defect of this equipment is that the classification area is little, and the sand return folder is thin serious, and overflow is thrown thick easily, and sizing of equipment efficient is low, and classification matter efficient only can reach 20～40%.Hydraulic classifier and branch bucket are mainly used in the classification and the desliming of micro-size fraction, device structure is simple, power consumption is few, easy to operate, significant disadvantages then is that the unit are treating capacity is little, cross-current disturbs and causes thickness to mix seriously, sizing of equipment efficient is low, and classification matter efficient also only can be reached for 30%～50%.Unit integrated form inclined narrow flow classifying equipment belongs to tilt board-like hydraulic classiciation type, it has carried out more improvement to traditional sloping plate grading equipment, by shortening the overflow emission path, in narrow unit, carrying out classification raising classification efficiency, carry out equipment enlarging by the unit integration mode.The major defect of this equipment is, can not effectively adjust stage unit cross dimensions and swash plate thickness, make equipment can not bring into play maximum classification usefulness, the phenomenon of equipment low load with strong power often occur, the price of equipment is also more expensive, has influenced applying of equipment.Circle pond type concentrator is traditional thickening equipment, and significant disadvantages is that occupation area of equipment is big, and unit takes up an area of that treating capacity is little, and dense efficient is low, and under the more and more nervous situation of land used, its application is subjected to obvious inhibition, by other equipment replacements.Hhigh-efficient thickener carries out preliminary treatment by the interpolation flocculant to ore pulp and improves treating capacity, dense efficient height, and unit occupation of land treating capacity is big, and shortcoming is after adding medicament, has changed the character of backwater, and is influential to ore-dressing technique.In addition, owing to will make with medicament, the running cost of equipment is higher.Unit integration for inclined plate concentrator adopts the intergration model of swash plate unit to improve dense efficient and device processes amount, obtained certain applying aborning, its shortcoming is that swash plate is in static duty, the easy bonding sludge of swash plate face, cause stage unit to stop up, along with the prolongation of service time, dense effect declines to a great extent.
Three, summary of the invention
1, goal of the invention.The objective of the invention is to utilize the shallow layer settling principle of swash plate to improve the grading thickening efficient of equipment, reduce floor space; Utilize the dither principle that the swash plate group is carried out whole exciting, effectively prevent fine ore mud bonding on swash plate, guarantee the unimpeded of grading thickening passage; Adopt side plate and swash plate to form independently grading thickening passage, utilize integrated approach to carry out the integrated of grading thickening passage, form the swash plate pack module, guarantee that each grading thickening passage has identical work efficiency in the swash plate pack module; Utilize module combinations and integrated approach to realize the maximization of equipment, satisfy the requirement of different user.The sloping plate grading thickening passage can carry out deformation design according to the variation of material properties, with the grading thickening usefulness of performance equipment the best, reaches the grading thickening efficient greater than 50%.This equipment both can be used for classification, also can be used for densely, can be widely used in the thickness stock grading and the Separation of Solid and Liquid in fields such as mineral processing, building materials, cement, chemical industry, coal.
2, Fa Ming technical scheme
(1) the present invention realizes by following technical scheme, now be illustrated in conjunction with the accompanying drawings: Fig. 1 is the front elevational schematic of equipment, Fig. 2 is the schematic top plan view of equipment, Fig. 3 is the front elevational schematic of equipment swash plate pack module, Fig. 4 is the schematic top plan view of swash plate pack module, and Fig. 5 is that the sloping plate grading thickening channel parameters concerns schematic diagram.In the drawings, the 1st, upper box body, the 2nd, lower part box, 3 is feed box, and 4 are the overflow aggregation slot, and 5 is the swash plate pack module, 6 are the overflow feeder, 7 for hanging pull bar, and 8 is the vibrator support, and 9 is dither, 10 is vibrating spring, 11 is screw, and 12 is bolt, and 13 are sealing wick or rubber blanket, 14 is the ascending water wash tub pipe, 15 is the coarse sand delivery pipe, and 16 is the coarse sand flow control valve, and 17 is the equipment integral support, 18 is the side plate of swash plate pack module, 19 is the swash plate of swash plate pack module, and 20 is the divider of swash plate pack module, and 21 is the securing bracket of swash plate pack module.The agent structure of present device is made up of upper box body 1 and lower part box 2, upper box body is rectangle or the square welding casing that certain inclination angle is arranged, at the side of position, middle and upper part welding feed box 3, avris portion welding overflow aggregation slot 4 on casing feed box opposite, the core component of integral hanging grading thickening-swash plate pack module 5 is provided with overflow feeder 6 in its both sides in upper box.Swash plate pack module 5 is fixed on the vibrator support 8 at upper box top by hanging pull bar 7, lay dither 9 at the correct position of vibrator support, vibrating spring 10 is set between vibrator support and the upper box, vibrator vibration back drives swash plate pack module body vibration, and not vibration of casing.Upper and lower casing is connected with bolt 12 with screw 11, and is middle with wick or rubber blanket 13 sealings.Lower part box is the side awl bucket of square or rectangular, is of a size of the ascending water wash tub pipe 14 of 25～50mm in the correct position setting of awl bucket part, at awl bucket bottom welding coarse sand delivery pipe 15, and flow control valve 16 is installed.Equipment integral body is supported by support 17.The grading thickening process of present device is mainly finished in the core component swash plate pack module 5 of equipment, and the swash plate pack module is made up of side plate 18, swash plate 19, divider 20 and securing bracket 21, and pull bar 7 is hung in welding on the support.The concrete structure of swash plate pack module is: 1. side plate.Side plate 18 is the high molecule plastic plate, smooth surface and do not have Electrostatic Absorption, thickness is 15～25mm, highly be 1500～2300mm, width is 600～1200mm, and offering width along 30～60 ° of inclination angles with specific purpose tool on side plate is that 4～9mm, the degree of depth are the groove of 8～15mm, can allow the limit of swash plate 19 successfully in the embedded groove, centre-to-centre spacing between each groove is 40～80mm, and offering 2～3 width in the bottom of side plate is that 20～50mm, length are the rectangle charging hole of 80～120mm; 2. swash plate.Swash plate 19 is for smooth surface and do not have the high molecule plastic plate of Electrostatic Absorption, is that the polymer composite compacting of matrix material forms swash plate thickness 3～8mm, length 1500～2500mm, width 500～1000mm with polypropylene or polyvinyl chloride; 3. divider.Divider 20 is and swash plate or the side plate plastic strip with material, the length of divider and the appearance of swash plate with, width is identical with the centre-to-centre spacing of side plate groove, thickness is 10～20mm; 4. the grading thickening passage is integrated.The both sides of swash plate 19 are inserted in the groove of two blocks of side plates 18, insert swash plate successively, then constitute a long and narrow grading thickening passage between two swash plates, divider 20 is inserted at middle part at two swash plates, a grading thickening passage is divided into two littler passages, divider is used the fastening and location of clamping device up and down respectively, n piece swash plate is inserted in the groove of avris plate, constitute n-1 grading thickening passage, after in respective channel, inserting divider, obtain the individual little grading thickening passage of 2 (n-1), each passage has identical charging, sedimentation, sediment outflow and relief function obtain the intergration model of a plurality of grading thickening passages thus, and the size of n depends on the size of equipment mine-supplying quantity, the thickness of partition size and the width of side plate, mine-supplying quantity is big more, partition size is thin more, and side plate is wide more, and then the n value is big more, otherwise the value of n reduces, and sees Fig. 3 and shown in Figure 4; 5. the swash plate assembly is fastening.Carry out fastening with 21 pairs of swash plate assemblys of forming by side plate, swash plate and divider of steel structure support, be formed with the integral body of certain rigidity, pull bar 7 is hung in correct position welding at steel bracket, and the integral hanging that is used for the swash plate pack module supports, and obtains the swash plate pack module of independent completion thus.The setting of overflow feeder, at the top of swash plate pack module near the both sides of side plate, grading thickening overflow feeder 6 is set, make the fine fraction overflow of discharging from the sidepiece groove of each passage, laterally flow into the overflow feeder from the grading thickening passage, reach the purpose of the horizontal short distance discharge opeing of grading thickening overflow bilateral, if equipment is bigger, also can walk abreast two groups or more swash plate pack modules are set, an overflow feeder is set between two swash plate pack modules again, the width of overflow launder is 100～350mm, the gradient is 5～10 °, the degree of depth determines that according to actual needs Isopipe material can be a wear-resistant plastic, also can process with steel, at laid inside wear-resistant rubber sheet or brushing wear-resistant material layer, to strengthen its wearability.The shake frequency of present device dither is per minute kind 960～2930 times, and power is 0.25～5kW, and the vibration intermittent time is 10～60 fens kinds, and each time of vibration is 1～5 fen kind, carries out vibrator type selecting and parameter setting according to instrument size and practical use.
(2) classification of present device concentrates mechanism: grading thickening process of the present invention is mainly finished in the swash plate pack module.Feed flows automatically to the people in the feed box of upper box body with the ore pulp form, under differential pressure action, enter into the classification concentration channels from the rectangular shaped feed hole of swash plate pack module side plate bottom respectively again, the coarse fraction particle is because sinking speed is very fast, after entering feed box, directly sink to lower part box and in the awl bucket enrichment concentrated, after fine fraction and micro-size fraction enter the classification concentration channels, in the classification passage, be subjected to the double action of gravity and oblique ascending current drag force, its gravitational settling speed is obeyed Stokes' law, and the rising flow velocity depends on the size of excess flow.In sloping plate grading concentration channels shown in Figure 5, establish that swash plate is long to be L, the distance between two swash plates is H, and the level inclination of swash plate is α, and the terminal velocity of particle is V
0, the water velocity that makes progress along swash plate is V
1, then have according to likelihood ratio principle:
After partition size is determined, the terminal velocity V of particle
0Can simply be obtained by Stokes' law, other parameter L, H and α are the design parameters of classification concentration channels, can adjust as required, in case all become constant after setting, all classification processes only with the oblique upflow velocity V of classification passage
1Relevant, and V
1Depend primarily on overflow delivery flow Q
1, with Q
1Be directly proportional, usually V
1Compare V
0Big several times or tens of times, then the theoretical treatment amount of this equipment is than the big several times of conventional equipment or tens of times, perhaps under the same treatment amount, the little several times of occupation area of equipment or tens of times.After all parameters are all determined, if partition size is d, flow tiltedly rising than the big particle of d, gravitate will sink to swash plate, glide along swash plate again and flow in the thickening cone of lower part box, discharge from the residual cake valve of lower part box with coarse grain, after the particle littler than d arrives spillwag chute with oblique ascending current, in the lateral groove of classification passage, be drained into the overflow feeder, discharge from the overflow aggregation slot again, thereby reach the purpose of thickness grading, if the granularity of overflow is enough little, then the solids content in overflow is very low, is approximately clear water, and this moment, equipment mainly played dense effect.The ore pulp material carries out classification and when dense in the swash plate passage, fine particle stage material mainly sinks to swash plate, be stacked into behind the certain thickness under the gravity effect from the swash plate slide down to lower part box, for the flotation slip that added medicament, a lot of situation particulate mineral aggregates can be bonding gradually on swash plate, can not be by self gravitation from landing on the swash plate, the little vibrating device of high frequency at intermittence by this equipment design is to swash plate pack module body vibration, can material on the swash plate pine that shakes will be deposited in, it is slided in the equipment lower part box under in order from the swash plate, thereby the assurance material can forever not piled up and the blocking plate spacing on swash plate, makes equipment reach sustainable high efficiency classification concentrating function.
Four, Fa Ming good effect
The intergration model of 1, classification concentration channels.Constitute the classification concentration channels by side plate, swash plate and divider, each passage has that identical charging, classification concentrate, sediment outflow and relief function, and physical dimension is identical, can guarantee the stability and the homogeneity of each passage operation; 2, form the swash plate pack module of certain settling area by the integrated back of a plurality of classification concentration channels, make up with integrated, form devices needed total settlement area, make equipment easily reach the purpose of maximization by identical swash plate pack module; 3, classification be concentrated in each independently the swash plate passage finish respectively, particulate overflow or clear water are laterally directly discharged from each passage spillwag chute, shortened the overflow discharge path, effectively solve the particulate short circuit and the circulatory problems of overflow discharge process, the folder that reduces coarse sand is thin, and assurance equipment obtains higher classification thickening efficiency; 4, can be according to the nature difference of ore pulp and partition size size different, carry out the deformation design of swash plate passage, partition size is thick, when ore hardness is big, adopt short and thicker swash plate, strengthen the spacing between the swash plate simultaneously, partition size is thin, when ore hardness is softer, adopt long and thin swash plate, and reduces the spacing between the swash plate; 5, swash plate pack module integral hanging design is implemented little the shaking of batch (-type) high frequency to this swash plate pack module, and the material on the swash plate is glided in order, guarantees not pile up material on the swash plate plate face, do not stop up between plate, thus the task performance of assurance equipment long-term stability; 6, equipment both can be used as the graded desliming of material, and the backwater that also can be used as material adds certain flocculant ore pulp is carried out preliminary treatment with concentrated, and equipment can be used as Hhigh-efficient thickener and uses.
Five, embodiment
Embodiment 1: certain ilmenite ore dressing plant, and before flotation, need concentrate and remove 19 μ m sludges simultaneously ore pulp, the feed pulp density is 10%, flow is 450m
3/ h requires to reach more than 50% by the efficient of 19 μ m graded deslimings, and underflow sand setting concentration is greater than 30%.Concentrate the ore pulp parameter according to the classification that provides, the classification concentrator area that theoretical calculating needs is 150m
2, be 150m by settling area of content design of the present invention
2The dense classifying equipoment of high-frequency vibrating multi-channel integration sloping plate, be used for concentrating and graded desliming of this ore pulp.The classification enrichment region of equipment is made up of three swash plate pack modules, and the settling area of each swash plate pack module is 37.5m
2, obtaining the swash plate assembly by 96 classification concentration channels after integrated, the major parameter of each classification concentration channels is: the long 2000mm of passage, wide 320mm, high 52mm, the level inclination of passage are 45 °.The classification concentration channels is made of side plate, swash plate and divider, side plate is the plastic plate of thickness 20mm, onboard along opening the groove that is of a size of 6 * 12mm on 45 ° of inclination angle short transverses, centre-to-centre spacing between per two grooves is 56mm, offers two and be of a size of 30 * 120 charging aperture between per two grooves in bottom; Swash plate is the high molecule plastic plate of long 2200mm, wide 620mm, thickness 4mm, being docile and obedient preface is inserted in the groove of side plate, fix at the divider of the long 2200mm of the middle part of per two swash plates insertion, wide 46mm, thick 10mm and with fastener, form the integrated swash plate assembly of multichannel thus, obtain the swash plate pack module after adding fixed frame.Four swash plate pack modules are inserted in the upper box body of 5680 * 4960 * 2100mm in a parallel side by side, per two swash plate pack modules are suspended on the vibration frame, installation power is 1.5kw on it, shake frequency is 1460 times/minute a dither, vibrator works intermittently is kind vibration in per 30 minutes 2 minutes, welding gathers case for ore deposit case and overflow, is connected with corresponding lower part box again, obtains the whole dense classifying equipoment of high-frequency vibrating multi-channel integration sloping plate.Equipment through 3 months follow on production testing, reaches 58% by the efficient of 19 μ m graded deslimings in the production scene, and underflow sand setting concentration reaches 35%, and all parameters reach designing requirement, have obtained desirable concentrated graded desliming effect.
Embodiment 2: certain pyrite beneficiation factory, need to concentrate backwater to flotation concentrate, setting be 110m to the ore deposit mineral slurry flux
3/ h, pulp density are 15%, and the sinking speed of material is 1.2m/h, require that this concentrate is concentrated underflow density and reach more than 45%, and overflow is a clear water, and the backwater rate is greater than 70%.According to given ore pulp character and concentrated backwater requirement, the theoretical settling area that calculates the concentrator that needs is 92m
2, making a settling area by content design of the present invention is 100m
2The high-frequency vibrating multi-channel integration sloping plate thickening equipment, be used for concentrating and backwater of given material.The equipment concentrating part is made of three identical swash plate pack modules of physical dimension, and the settling area of each swash plate pack module is 33.5m
2, the swash plate assembly that is obtained after integrated by 86 independently classification concentration channels constitutes.The cross dimensions of each classification concentration channels is: long by 2100, and wide 300mm, high 50mm, 50 ° of level inclinations.The classification passage is made up of side plate, swash plate and divider, side plate is the plastic plate of thick 18mm, along opening the groove that is of a size of 5 * 11mm on 50 ° of inclination directions, the centre-to-centre spacing between per two grooves is 53mm onboard, offers two and be of a size of 30 * 100 charging aperture between per two grooves in bottom; Swash plate is the high molecule plastic plate of long 2000mm, wide 620mm, thickness 3mm, is docile and obedient preface and is inserted in the groove of side plate; Insert the divider of long 2100mm, wide 50mm, thick 10mm at the middle part of per two swash plates and also fix, obtain the integrated swash plate assembly of multichannel thus, obtain the swash plate pack module after adding fastening framework with special fastener.Three swash plate pack modules are inserted in 2800 * 3400 * 2300 the upper box body in a parallel side by side, integral hanging is on same vibration frame, installation power is 2kw thereon, and shake frequency is 2930 times/minute a dither, and the work of vibrator intermittently is kind vibration in per 10 minutes 2 minutes.Welding gathers case for ore deposit case and overflow, is connected with the tapered casing in the bottom of corresponding size again, obtains whole high-frequency vibrating multi-channel integration sloping plate thickening equipment.Equipment is used for the concentrated backwater of troilite concentrate, and through 3 months follow-on test, equipment underflow sand setting concentration reached more than 48%, the overflow solid content is approximately clear water less than 100mg/l, and the backwater rate reaches 75%, every index all reaches designing requirement, and operational effect is stable.
Claims (3)
1, a kind of high-frequency vibrating multi-channel integration sloping plate grading thickening equipment, form by upper box body 1 and lower part box 2, integral hanging swash plate pack module 5 in the upper box body, the grading thickening process is mainly finished in the swash plate pack module, lower part box is used for the dense of coarse sand and improves the underflow concentration of emission, upper box body is rectangle or the square welding casing that certain inclination angle is arranged, at the side of position, middle and upper part welding feed box 3, avris portion welding overflow aggregation slot 4 on casing feed box opposite, in the both sides of swash plate pack module overflow feeder 6 is set, swash plate pack module 5 is fixed on the vibrator support 8 at upper box top by hanging pull bar 7, lay dither 9 at the correct position of vibrator support, vibrating spring 10 is set between vibrator support and the upper box, vibrator vibration back drives swash plate pack module body vibration, and not vibration of casing, on, lower box is connected with bolt 12 with screw 11, middle with wick or rubber blanket 13 sealings, lower part box is side's awl bucket of square or rectangular, be of a size of the ascending water wash tub pipe 14 of 25～50mm in the correct position setting of awl bucket part, at awl bucket bottom welding coarse sand delivery pipe 15, and installation flow control valve 16, equipment integral body is supported by support 17, it is characterized in that the swash plate pack module is made up of multichannel integrated swash plate group and securing bracket, adopt side plate, swash plate and divider form independently grading thickening passage, carry out the integrated of passage with integrated approach, guarantee that each grading thickening passage has identical effect in the swash plate pack module, realize the maximization of equipment with module combinations and integrated approach, satisfy different requirements, can carry out deformation design to the grading thickening passage according to the variation of material properties, grading thickening usefulness with performance equipment the best, reach grading thickening efficient greater than 50%, with dither the swash plate pack module is carried out intermittently exciting of integral body, effectively prevent fine ore mud bonding on swash plate, avoid the obstruction of grading thickening passage, the operational efficiency of assurance equipment long-term stability.
2, a kind of high-frequency vibrating multi-channel integration sloping plate grading thickening equipment as claimed in claim 1, it is characterized in that swash plate pack module 5 is made up of side plate 18, swash plate 19, divider 20 and securing bracket 21, pull bar 7 is hung in welding on the support, forms a complete swash plate pack module; Side plate 18 is the high molecule plastic plate, smooth surface and do not have Electrostatic Absorption, thickness is 15～25mm, highly be 1500～2300mm, width is 600～1200mm, and to offer width be that 4～9mm, the degree of depth are the groove of 8～15mm at 30～60 ° of inclination angles in the side plate upper edge, can allow the limit of swash plate 19 successfully in the embedded groove, centre-to-centre spacing between each groove is 40～80mm, and offering 2～3 width in the bottom of side plate is that 20～50mm, length are the rectangle charging hole of 80～120mm; Swash plate 19 is for smooth surface and do not have the high molecule plastic plate of Electrostatic Absorption, is that the polymer composite compacting of matrix material forms swash plate thickness 3～8mm, length 1500～2500mm, width 500～1000mm with polypropylene or polyvinyl chloride; Divider 20 is and swash plate or the side plate plastic strip with material, and its length is identical with the length of swash plate, and width is identical with the centre-to-centre spacing of side plate groove, and thickness is 10～20mm; Grading thickening passage integrated, the both sides of swash plate 19 are inserted in the groove of two blocks of side plates 18, insert swash plate successively, then constitute a long and narrow grading thickening passage between two swash plates, divider 20 is inserted at middle part at two swash plates, a grading thickening passage is divided into two littler passages, divider is used the fastening and location of clamping device up and down respectively, n piece swash plate is inserted in the groove of avris plate, constitute n-1 grading thickening passage, after in respective channel, inserting divider, obtain the individual little grading thickening passage of 2 (n-1), each passage has identical charging, sedimentation, sediment outflow and relief function obtain the intergration model of a plurality of grading thickening passages thus, the size of n depends on the size of equipment mine-supplying quantity, the thickness of partition size and the width of side plate, mine-supplying quantity is big more, and partition size is thin more, and side plate is wide more, then the n value is big more, otherwise more little; Swash plate assembly fastening, carry out fastening with 21 pairs of swash plate assemblys of forming by side plate, swash plate and divider of steel structure support, be formed with the integral body of certain rigidity, pull bar 7 is hung in correct position welding at steel bracket, the integral hanging that is used for the swash plate pack module supports, and obtains the swash plate pack module of independent completion thus; The setting of overflow feeder, at the top of swash plate pack module near the both sides of side plate, grading thickening overflow feeder 6 is set, make the fine fraction overflow of discharging from the sidepiece groove of each passage, laterally flow into the overflow feeder from the grading thickening passage, reach the purpose of the horizontal short distance discharge opeing of grading thickening overflow bilateral, when equipment is big, also can walk abreast two groups or more swash plate pack modules are set, an overflow feeder is set between two swash plate pack modules again, the width of overflow launder is 100～350mm, the gradient is 5～10 °, the degree of depth determines that according to actual needs Isopipe material can be a wear-resistant plastic, also can process with steel, at laid inside wear-resistant rubber sheet or brushing wear-resistant material layer, to strengthen its wearability.
3, as claim 1 and the described high-frequency vibrating multi-channel integration sloping plate grading thickening equipment of claim 2, it is characterized in that with shake frequency be per minute kind 960～2930 times, power is that the dither of 0.25～5kW carries out whole exciting to the swash plate pack module, the intermittent time of exciting is 10～60 fens kinds, each time of vibration is 1～5 fen kind, carries out vibrator type selecting and parameter setting according to instrument size and practical use.
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| CN200710066389A CN100594984C (en) | 2007-11-20 | 2007-11-20 | High-frequency vibrating multi-channel integration sloping plate grading thickening equipment |
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| CN200710066389A CN100594984C (en) | 2007-11-20 | 2007-11-20 | High-frequency vibrating multi-channel integration sloping plate grading thickening equipment |
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| CN100594984C CN100594984C (en) | 2010-03-24 |
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