CN104888941B - A kind of water-jet multi-stage oscillating screen screening device - Google Patents

A kind of water-jet multi-stage oscillating screen screening device Download PDF

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Publication number
CN104888941B
CN104888941B CN201510362692.9A CN201510362692A CN104888941B CN 104888941 B CN104888941 B CN 104888941B CN 201510362692 A CN201510362692 A CN 201510362692A CN 104888941 B CN104888941 B CN 104888941B
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CN
China
Prior art keywords
sieve
water
cabin
screening
main shaft
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Expired - Fee Related
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CN201510362692.9A
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Chinese (zh)
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CN104888941A (en
Inventor
潘琳
袁晓蔷
王琥
李龙龙
周红
朱芳冰
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China University of Geosciences
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China University of Geosciences
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Priority to CN201510362692.9A priority Critical patent/CN104888941B/en
Publication of CN104888941A publication Critical patent/CN104888941A/en
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Publication of CN104888941B publication Critical patent/CN104888941B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B7/00Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/04Combinations of filters with settling tanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4663Multi-layer screening surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B2201/00Details applicable to machines for screening using sieves or gratings
    • B07B2201/04Multiple deck screening devices comprising one or more superimposed screens

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The present invention provides a kind of water-jet multi-stage oscillating screen screening device, screening cabin is equipped with including at least base, motor A and eccentric wheel base, screening cabin is installed on base by groups of springs, and screening is equipped with water-jet cycling element in communication out of my cabin, is sieved in cabin and is equipped with material brush unit;The screening cabin includes 2 layers with upper screen cloth, the sieve supporting rack below sieve and the sidewall panelings for sealing adjacent two layers sieve, and each sieve and sieve supporting framework are into multi-stage oscillating screen;The water-jet cycling element includes sedimentation basin, water pump, nozzle, feed pipe group and drainpipe, and water pump is connected by feed pipe group with nozzle, and nozzle is fixed in screening cabin, drainpipe connection sedimentation basin and screening cabin;Material brush unit includes main shaft, the material brush group in each screening cabin and motor B;The present apparatus washes away supplies using self-loopa pulse water flow and carries out gravity separation, and single treatment amount is up to more than 20kg, and discharge efficient and good separation effect.

Description

A kind of water-jet multi-stage oscillating screen screening device
Technical field
The present invention relates to a kind of multi-stage oscillating screen screening device, belong to screening equipment technology field.
Background technology
Artificial core is the basic medium of reservoir physical analogy, and the efficient, accurate of sand grains of different-grain diameter is sorted then It is the premise for preparing artificial core, to achieve the purpose that accurately to sieve cabin, it is necessary to carry out autonomous in laboratory conditions Grain sorting work.
In laboratory conditions, first, large volume screening plant can not be accommodated, and testing has necessarily the amount of sand grains material Requirement, second, requirement screening plant can the combination of conveniently replaced different-grain diameter sieve, third, will be in the confined space in laboratory It is interior to ensure definitely environmental-friendly.Existing screening plant has the following disadvantages for the requirement of above-mentioned several respects:1. single treatment amount It is generally larger that the screening plant volume of 20kg and the above can be reached, do not applied in laboratory conditions;2. existing screening plant It is more using being screened by gravity merely by the way of, to the sand grains separating effect of small particle material especially 200 mesh of particle diameter or so no It is preferable;3. existing screening plant is mostly complicated, sieve replaces inconvenience, it is impossible to meets often to change sieve, conversion combination of screens Requirement.
The content of the invention
It is an object of the invention to solve the deficiencies in the prior art, and a kind of self-loopa pulse water flow is provided and washes away auxiliary weight The water-jet multi-stage oscillating screen screening device of power sorting, the device in laboratory conditions single treatment amount up to more than 20kg, Discharge efficient and good separation effect.
Technical solution is used by realizing the object of the invention, and a kind of water-jet multi-stage oscillating screen screening device, is at least wrapped The motor A and eccentric wheel for include base, being installed on base, and vibrated by motor A and eccentric the multistage of wheel drive vibration Sieve, base are equipped with screening cabin, and screening cabin is installed on base by groups of springs, and screening is equipped with the water connected with screening cabin out of my cabin Power spraying cycle unit, sieves in cabin and is equipped with material brush unit;The screening cabin includes more than the 2 layers sieves vertically stacked Net, the sieve supporting rack below sieve and seal adjacent two layers sieve sidewall paneling, each sieve and sieve supporting framework into Multi-stage oscillating screen, the bottom for sieving cabin are the drainage blanket that is made of bottom plate and side wall sealing plate, the both ends of groups of springs respectively with bottom Seat is fixedly connected with drainage blanket bottom plate;The water-jet cycling element includes sedimentation basin, water pump, nozzle, feed pipe group and row Water pipe, water pump are connected by feed pipe group with nozzle, and nozzle is fixed in screening cabin by feed pipe group and is sieved positioned at each layer Online side, drainpipe connection sedimentation basin and drainage blanket;The material brush unit include overlapped with multi-stage oscillating screen axis main shaft, Material brush group above each sieve and positioned at main shaft top and the motor B that is connected with main shaft, material brush group is by 1~4 A along main shaft, radially equally distributed material brush is formed, and it is in cantilever beam structure that one end of each material brush, which is fixed on main shaft, same The end of each material brush is mutually flush in material brush group, and brush head and the sieve virtual connection of material brush are touched.
The sieve supporting rack has sealing strip in cone, its edge wrap, and sieve activity is fixed on sieve supporting rack Surface, sidewall paneling are connected by clamp device with the edge of sieve supporting rack upper surface, the connection of sidewall paneling and sieve supporting rack Place carries out sealing fixation by sealing ring and clip, and the center of circle and sieve center of sieve supporting rack are offered for installing main shaft Coaxial through-hole, sieve supporting rack and sieve be connected by sealing bearing with main shaft, seals and is arranged with rubber bushing on bearing, main The circlip spacing for sealing bearing is arranged with axis, felt collar is equipped between rubber bushing and main shaft.
The top layer in screening cabin is to be opened by what sidewall paneling and the screen cover identical with sieve shape were formed into the bed of material, the center of screen cover Equipped with feed inlet.
Feeding window, guard seal of the feeding window by hinge and with sealing strip are offered on the sidewall paneling.
Sealing bearing is fixed with drainage blanket, the top of main shaft is connected by double Hooke's joint with the shaft of motor B, bottom It is installed in sealing bearing, motor B is fixed on the three-legged support with universal wheel.
The feed pipe group includes more siphunculus, water main and the water supply pipe unit identical with sieve quantity, feed pipe list Member is made of four-way pipe, water supply branch pipe and 3 feed pipes, and water main is connected by more siphunculus with each water supply branch pipe, and supply water branch Pipe is connected by four-way pipe with 3 feed pipes, 3 mounting holes is uniformly provided with the same circumference of sidewall paneling, each feed pipe is worn Cross corresponding mounting hole and its water outlet is in screening cabin, each feed pipe is identical positioned at the length of screening cabin inside points, respectively The water outlet of feed pipe is respectively and fixedly provided with downward opening nozzle.
The sedimentation basin includes level-one mud chamber, two-stage precipitation room and the tank of sequential communication, level-one mud chamber and two Strainer A is fixed with the partition wall of level mud chamber, and strainer B is fixed with the partition wall of two-stage precipitation room and tank, strainer A's Aperture is more than strainer B, strainer A and strainer B and is fixed by screw and two pieces of grip blocks, and strainer A or strainer B are embedded in two pieces of clampings It is fixed between plate and by screw on partition wall, the bottom surface of level-one mud chamber is recessed, and the water outlet of drainpipe is helically managed Shape and in the level-one mud chamber, water pump is located in tank.
The groups of springs is made of 8~10 springs placed vertically, and each spring is uniformly distributed on base;Material brush group is by 3 A material brush is formed, and the angle between two neighboring material brush is 120 °.
As shown from the above technical solution, it is single to include three compositions for water-jet multi-stage oscillating screen screening device provided by the invention Member, is followed successively by:
1) sieve unit, including sieve cabin, 4 groups of springs below screening cabin, motor A, eccentric wheel and be used for The base of support, 4 groups of springs are distributed between base and screening cabin, for stablizing support screen subdivision and uniformly transmission fixation The eccentric vibrating of frequency, screening cabin are made of each layer sidewall paneling of multi-stage oscillating screen and closing multi-stage oscillating screen, sieve supporting rack Ensure the intensity of each sieve, sand grains to be sorted be sub-packed in screening cabin into the bed of material, motor A driving eccentric wheels, which rotate, to be produced Eccentric force, eccentric force are delivered in screening cabin by groups of springs, make sand grains in screening cabin with multi-stage oscillating screen vibrate so as into Row sand grains sorts, and each sieve is arranged in a vertical direction, and the sand grains of different-grain diameter is fallen under gravity into corresponding screening cabin, Since sorting is betided in enclosure space, do not fallen out when vibrating outside multi-stage oscillating screen, ensure that sorting site environment is friendly;
2) water-jet cycling element, including sedimentation basin, water pump, nozzle, feed pipe group and drainpipe, water pump is by sedimentation basin In water be pumped into feed pipe group in, the water with certain pressure is sprayed from nozzle, current scour screening cabin in sand grains, granule The sand grains of footpath material especially 200 mesh of particle diameter or so is fallen on lower screen under current scour effect, significantly reduces small The impurity such as the loss of grain material, dust are come together in drainage blanket with current, and sewage is discharged into sedimentation basin by drainpipe, and sewage is heavy Precipitation is completed in the pond of shallow lake, sediment is the sorting product (fine particle) of most thin level-one, and upper strata clear water is pumped into confession again through water pump In water pipe group, recycling for water is realized;
3) material brush unit, including overlapped with multi-stage oscillating screen axis main shaft, positioned at screening cabin in material brush group and Positioned at main shaft top and the motor B that is connected with main shaft, the position of main shaft is overlapped with the geometrical axis of multi-stage oscillating screen, material Brush group is fixed on main shaft and is rotated by main shaft drives, and material brush group is made of the material brush that 3 angles are 120 °, same thing The end of each material brush is mutually flush in material brush group, and the sieve virtual connection of the brush head and multi-stage oscillating screen of material brush is touched, material brush group During rotation, the rotational plane of each material brush is consistent, is uniformly distributed sand grains, and the disturbance of material brush makes to produce opposite move between sand grains It is dynamic, accelerate the sorting of sand grains.
To increase sorting amount, sieve supporting rack center is slightly convex in cone so that screen surface is slightly slanted, favorably Glide under the effect of gravity along screen surface in the sand grains for entering screening cabin from the feed inlet into bed of material center, avoid sand grains from sieving Accumulate at net center;The equal perforate of sieve supporting rack and sieve center, installation space is provided for main shaft, sidewall paneling and sieve supporting rack it Between and sieve supporting rack and main shaft between by seal (sealing ring, rubber bushing and felt collar) seal, avoid outside sewage Overflow and avoid sorting incomplete, reduce the loss of short grained sand grains;The feeding window opened up on sidewall paneling is used to take manually Thing and malfunction elimination.
Main shaft is fixedly connected with material brush group, and in multi-stage oscillating screen operation, the movement locus of main shaft is to surround bottom surface The coning motion at center, therefore connected between main shaft and motor B using double Hooke's joint structure, to ensure main shaft flexibility ratio, electricity Motivation B is fixed on the three-legged support with universal wheel, travel motor B at any time during easy to need.
In water-jet cycling element, two-stage feed pipe group connects a plurality of branching pipe using water-main by more siphunculus Structure, a water pump expand to a plurality of water supply branch, the water outlet of feed pipe group end, that is, each feed pipe by feed pipe group Be respectively and fixedly provided with downward opening nozzle, due to feed pipe stretch into screening cabin inside and built-in length it is identical, determine suitably stretch Enter the sprinkling diameter of length and nozzle, three nozzles can realize comprehensive covering of sieve;The water intake end of drainpipe shakes from multistage The drainage blanket of dynamic sieve picks out, and the water outlet for probeing into sedimentation basin uses spiral tube structure to improve settling rate;Drainpipe is discharged into heavy The water containing plasma in shallow lake pond flows into the recessed level-one mud chamber in bottom after the aids precipitation of terminal helix pipeline section and sinks Form sediment, greater particle size impurity is precipitated in level-one mud chamber, and water level is risen to after certain altitude by separating between I and II mud chamber The strainer A on wall top carries out coarse filtration, flows into two-stage precipitation room, and water at this time similarly rises substantially without solid content in water level Smart filtering is carried out by the strainer B on partition wall top between two-stage precipitation room and tank after certain altitude, drainpipe discharge Water flows into tank after double-filtration, and is pumped into feed pipe group again by water pump, realizes that the efficient circulation of water utilizes.
Compared with prior art, water-jet multi-stage oscillating screen screening device provided by the invention, the advantage is that:
1st, device provided by the invention sprays the working forms of current assisted gravity sorting with pressure using nozzle, in laboratory Under the conditions of protrusion reduce short grained material loss, and ensure that the cleaning of working environment, single treatment inventory is big, reachable More than 20kg;
2nd, in device provided by the invention, using water-jet cycling element, current with pressure are discharged into after screening cabin Sedimentation basin, nozzle re-using with pressure, using water wisely are transmitted back to after two layers of strainer filtering of thickness, precipitation through water pump;
3rd, in device provided by the invention, sieve supporting rack upper surface is fixed in sieve activity, and every layer of sieve can conveniently letter Single ground individually changes, and realizes more combinations of sieve, meets that experiment requires the different of granularity of sand grains;
4th, in device provided by the invention, the efficiency of separation is accelerated in the form of nozzle with pressure and material brush combine, at every layer Sidewall paneling is washed away equipped with 3 nozzles with pressure, and every grade of sieve is shared equally equipped with 3 material brushes, thing in operational process Material is spread out on sieve all the time, so as to ensure that screening cabin efficiency;
Brief description of the drawings
Fig. 1 is the structure diagram of water-jet multi-stage oscillating screen screening device provided by the invention.
Fig. 2 is the top plan view in screening cabin.
Fig. 3 is the attachment structure schematic diagram of main shaft and sieve supporting rack.
Fig. 4 is the attachment structure schematic diagram of partition wall and strainer A.
Wherein, 1- bases, 2- eccentric wheels, 3- motor A, 4- groups of springs, 5- screenings cabin, 6- sieve supporting racks, 7- sieves, 8- screen covers, 9- feed inlets, 10- tanks, 11- water pumps, 12- feed pipe groups, 13- sidewall panelings, 14- drainage blankets, 15- drainpipes, 16- level-ones mud chamber, 17- strainers A, 18- two-stage precipitation room, 19- strainers B, 20- main shaft, 21- double Hooke's joints, 22- motor B, 23- material brushes, 24- three-legged supports, 25- universal wheels, 26- feeding windows, 27- side wall sealing plates, 28- bottom plates, 29- feed pipes, 30- Nozzle, 31- circlips, 32- sealing bearings, 33- rubber bushings, 34- felt collars, 35- screws, 36- grip blocks, 37- spaced walls.
Embodiment
The present invention is illustrated in detail with reference to the accompanying drawings and examples, present disclosure is not limited to following Embodiment.
Water-jet multi-stage oscillating screen screening device provided by the invention, its structure as depicted in figs. 1 and 2, including base 1, The motor A3 and eccentric wheel 2 that are installed on base, connect by the screening cabin 5 of motor A and eccentric wheel drive vibration, with screening cabin Logical water-jet cycling element and the material brush unit in screening cabin, the lower section for sieving cabin are equipped with and are put vertically by 8~10 The groups of springs 4 that the spring put is formed, each spring is uniformly distributed on base, and screening cabin is installed on base by groups of springs;
The screening cabin includes more than the 2 layers sieves 7 vertically stacked, the sieve supporting rack 6 below sieve With the sidewall paneling 13 of sealing adjacent two layers sieve, into multi-stage oscillating screen, the bottom for sieving cabin is for each sieve and sieve supporting framework The drainage blanket 14 being made of bottom plate 28 and side wall sealing plate 27, the both ends of groups of springs are fixed with base and drainage blanket bottom plate respectively to be connected Connect, the top layer for sieving cabin is to be opened up by what sidewall paneling 13 and the screen cover 8 identical with sieve shape were formed into the bed of material, the center of screen cover There is feed inlet 9, the sieve supporting rack has sealing strip in cone, its edge wrap, and sieve supporting rack is fixed in 7 activity of sieve Upper surface, sidewall paneling are connected by clamp device with the edge of sieve supporting rack upper surface, the company of sidewall paneling and sieve supporting rack The place of connecing carries out sealing fixation by sealing ring and clip, feeding window 26 is offered on sidewall paneling, feeding window is by hinge and with close The guard seal of strip of paper used for sealing.
The water-jet cycling element includes sedimentation basin, water pump 11, nozzle 30, feed pipe group 12 and drainpipe 15, sinks Shallow lake pond includes level-one mud chamber 16, two-stage precipitation room 18 and the tank 10 of sequential communication, level-one mud chamber and two-stage precipitation room Partition wall 37 on be fixed with strainer A17, strainer B19 is fixed with the partition wall of two-stage precipitation room and tank, such as Fig. 4 institutes Show, the aperture of strainer A is more than strainer B, strainer A and strainer B and is fixed by screw 35 and two pieces of grip blocks 36, strainer A or filter Net B is fixed on partition wall 37 between two pieces of grip blocks and by screw, and the bottom surface of level-one mud chamber is recessed, drainpipe Water outlet helically tubulose and communicated drainage layer and level-one mud chamber, the spiral water outlet of drainpipe is located at level-one mud chamber In, water pump is located in tank, and water pump is connected by feed pipe group 12 with nozzle, and the feed pipe group includes more siphunculus, water supply Manifold and the water supply pipe unit identical with sieve quantity, water supply pipe unit are made of four-way pipe, water supply branch pipe and 3 feed pipes, Water main is directly connected to water pump, and the other end is connected by more siphunculus with each water supply branch pipe, and water supply branch pipe passes through four-way pipe and 3 Root feed pipe 29 connects, and 3 mounting holes are uniformly provided with the same circumference of sidewall paneling, and each feed pipe passes through corresponding mounting hole And its water outlet is in screening cabin, and the water outlet of each feed pipe is respectively communicated with nozzle, and nozzle is open by feed pipe 29 It is fixed on downward in screening cabin, each feed pipe is identical positioned at the length of screening cabin inside points;
The material brush unit include is overlapped with multi-stage oscillating screen axis main shaft 20, positioned at sieve cabin in material brush group Pass through turning for double Hooke's joint 21 and motor B with positioned at the top of main shaft top and the motor B22 that is connected with main shaft, main shaft Axis connection, bottom are installed in the sealing bearing being fixed in drainage blanket, and motor B is fixed on the three-legged support with universal wheel 25 On 24, in actual use, motor B preferably motor at a slow speed, the center of circle and sieve center of the sieve supporting rack of multi-stage oscillating screen The coaxial through-hole for installing main shaft is offered, as shown in figure 3, sieve supporting rack and sieve are by sealing bearing 32 and main shaft Connection, seals and is arranged with rubber bushing 33 on bearing, the circlip 31 spacing for sealing bearing, rubber are arranged with main shaft Felt collar 34 is equipped between bushing and main shaft, by 3, along main shaft, radially equally distributed material brush 23 is formed material brush group, and adjacent two Angle between a material brush is 120 °, and it is in cantilever beam structure that one end of each material brush, which is fixed on main shaft, same material brush group In the end of each material brush be mutually flush, the sieve virtual connection of the brush head and multi-stage oscillating screen of material brush is touched.
Water-jet multi-stage oscillating screen screening device provided by the invention, its course of work are as follows:
1) enough clear water are injected in tank, then material to be sorted is put into the bed of material from the feed inlet in screen cover In, the power switch of opening motor A, motor B and water pump, device is started to work;
2) nozzle sprays current flushing compass screen surface auxiliary sorting with pressure to each layer compass screen surface in screening process, while main shaft is at a slow speed Motor (motor B) is rotated by, and main shaft drives material brush group to rotate, the material on the constantly neat and well spaced compass screen surface of material brush group, Achieve the purpose that high efficiency screening;
3) discharge outlet that injection water is acted on after sieve in drainage blanket converges, by the partly helically drainpipe of tubulose It is discharged into the level-one mud chamber of sedimentation basin, the water in level-one mud chamber arrives two-stage precipitation room after strainer A filterings, then filtered Enter tank after net B filterings, the water after double-filtration supplies feed pipe group by water pump, and nozzle sprays current with pressure and reaches The purpose of water circulation;
4) when the material in screening cabins at different levels reaches a certain amount of, each motor power is closed, opens side walls at different levels successively The feeding window feeding of plate;Device needs to clean or replaces strainer A and strainer B after work a period of time, replaces or is torn open when cleaning strainer Lower bolt.

Claims (6)

  1. A kind of 1. water-jet multi-stage oscillating screen screening device, including at least base, the motor A being installed on base and bias Wheel, and by motor A and the multi-stage oscillating screen of eccentric wheel drive vibration, it is characterised in that:Base is equipped with screening cabin, screening Cabin is installed on base by groups of springs, and screening is equipped with the water-jet cycling element connected with screening cabin out of my cabin, sieves in cabin Equipped with material brush unit;The screening cabin includes more than the 2 layers sieves vertically stacked, the sieve branch below sieve The sidewall paneling of support and sealing adjacent two layers sieve, each sieve and sieve supporting framework sieve the bottom in cabin into multi-stage oscillating screen For the drainage blanket being made of bottom plate and side wall sealing plate, the both ends of groups of springs are fixedly connected with base and drainage blanket bottom plate respectively; The water-jet cycling element includes sedimentation basin, water pump, nozzle, feed pipe group and drainpipe, water pump by feed pipe group with Nozzle connects, and nozzle is fixed in screening cabin and above each layer sieve by feed pipe group, drainpipe connection sedimentation basin With drainage blanket, the sedimentation basin includes level-one mud chamber, two-stage precipitation room and the tank of sequential communication, level-one mud chamber and two Strainer A is fixed with the partition wall of level mud chamber, and strainer B is fixed with the partition wall of two-stage precipitation room and tank, strainer A's Aperture is more than strainer B, strainer A and strainer B and is fixed by screw and two pieces of grip blocks, and strainer A or strainer B are embedded in two pieces of clampings It is fixed between plate and by screw on partition wall, the bottom surface of level-one mud chamber is recessed, and the water outlet of drainpipe is helically managed Shape and in the level-one mud chamber, water pump is located in tank;The material brush unit includes and multi-stage oscillating screen axis weight The main shaft of conjunction, the material brush group above each sieve and positioned at main shaft top and the motor B that is connected with main shaft, material brush By 1~4, along main shaft, radially equally distributed material brush is formed group, and it is in cantilever beam knot that one end of each material brush, which is fixed on main shaft, Structure, the end of each material brush is mutually flush in same material brush group, and brush head and the sieve virtual connection of material brush are touched, sieve supporting rack The center of circle and sieve center offer the coaxial through-hole for installing main shaft, and sieve supporting rack and sieve are by sealing bearing and master Axis connection, seals and is arranged with rubber bushing on bearing, and the circlip spacing for sealing bearing, rubber lining are arranged with main shaft Felt collar is equipped between set and main shaft;It is fixed with sealing bearing in drainage blanket, the top of main shaft passes through double Hooke's joint and motor B Shaft connects, and bottom is installed in sealing bearing, and motor B is fixed on the three-legged support with universal wheel.
  2. 2. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterised in that:The sieve supporting rack is in Cone, its edge wrap have a sealing strip, and sieve supporting rack upper surface is fixed in sieve activity, sidewall paneling by clamp device with The edge connection of sieve supporting rack upper surface, the junction of sidewall paneling and sieve supporting rack is sealed by sealing ring and clip It is fixed.
  3. 3. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterised in that:The top layer in screening cabin is served as reasons What sidewall paneling and the screen cover identical with sieve shape were formed offers feed inlet into the bed of material, the center of screen cover.
  4. 4. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterised in that:Opened up on the sidewall paneling There are feeding window, guard seal of the feeding window by hinge and with sealing strip.
  5. 5. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterised in that:The feed pipe group includes More siphunculus, water main and the water supply pipe unit identical with sieve quantity, water supply pipe unit is by four-way pipe, water supply branch pipe and 3 Feed pipe is formed, and water main is connected by more siphunculus with each water supply branch pipe, and water supply branch pipe is connected by four-way pipe and 3 feed pipes It is logical, 3 mounting holes are uniformly provided with the same circumference of sidewall paneling, each feed pipe passes through corresponding mounting hole and its water outlet In screening cabin, each feed pipe is identical positioned at the length of screening cabin inside points, and the water outlet of each feed pipe is respectively and fixedly provided with out The nozzle of mouth down.
  6. 6. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterised in that:The groups of springs by 8~ 10 springs placed vertically are formed, and each spring is uniformly distributed on base;Material brush group is made of 3 material brushes, two neighboring thing Angle between material brush is 120 °.
CN201510362692.9A 2015-06-26 2015-06-26 A kind of water-jet multi-stage oscillating screen screening device Expired - Fee Related CN104888941B (en)

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Application Number Priority Date Filing Date Title
CN201510362692.9A CN104888941B (en) 2015-06-26 2015-06-26 A kind of water-jet multi-stage oscillating screen screening device

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Application Number Priority Date Filing Date Title
CN201510362692.9A CN104888941B (en) 2015-06-26 2015-06-26 A kind of water-jet multi-stage oscillating screen screening device

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CN104888941A CN104888941A (en) 2015-09-09
CN104888941B true CN104888941B (en) 2018-04-27

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