CN104888941A - Hydraulic jet multi-stage vibration screening device - Google Patents

Hydraulic jet multi-stage vibration screening device Download PDF

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Publication number
CN104888941A
CN104888941A CN201510362692.9A CN201510362692A CN104888941A CN 104888941 A CN104888941 A CN 104888941A CN 201510362692 A CN201510362692 A CN 201510362692A CN 104888941 A CN104888941 A CN 104888941A
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CN
China
Prior art keywords
screen
screening
water
screen cloth
cabin
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Granted
Application number
CN201510362692.9A
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Chinese (zh)
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CN104888941B (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
Application granted granted Critical
Publication of CN104888941B publication Critical patent/CN104888941B/en
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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

Abstract

The invention provides a hydraulic jet multi-stage vibration screening device which at least comprises a base, a motor A and screening cabins arranged on an eccentric wheel base, wherein the screening cabins are mounted on the base through spring assemblies; a hydraulic jet circulation unit communicated with the screening cabins is arranged outside the screening cabins; a material brush unit is arranged in the screening cabins; the screening cabins comprise more than two layers of screen meshes, screen mesh supporting frames under the screen meshes, and side wall plates for sealing two adjacent layers of screen meshes; all screen meshes and the screen mesh supporting frames form a multi-stage vibrating screen; the hydraulic jet circulation unit comprises a sedimentation tank, a water pump, a spray head, a water supply pipe assembly and a drainage pipe; the water pump is connected with the spray head through the water supply pipe assembly; the spray head is fixed in each screening cabin; the drainage pipe communicates the sedimentation tank with the screening cabins; the material brush unit comprises a spindle, a material brush assembly located in each screening cabin and a motor B. The hydraulic jet multi-stage vibration screening device utilizes self-circulation pulse water flow to flush auxiliary materials and perform gravity separation, has a one-time treatment capacity of 20 kg or more, and is efficient to discharge and good in 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 apparatus technical field.
Background technology
Artificial core is the basic medium of reservoir physical analogy, is then the prerequisite preparing artificial core to efficient, the accurate sorting of the sand grains of different-grain diameter, for reaching the object in accurately screening cabin, just needs to carry out autonomous grain sorting work in laboratory conditions.
In laboratory conditions, one is to hold large volume screening plant, and experiment has certain requirement to the amount of sand grains material, two is that requirement screening plant can the screen cloth of conveniently replaced different-grain diameter combination, and three is will ensure absolute environmental friendliness in the confined space in laboratory.Existing screening plant requires to have the following disadvantages for above-mentioned several respects: 1. single treatment amount can reach 20kg and above screening plant volume is general comparatively large, inapplicable in laboratory conditions; 2. the many employings of the existing screening plant mode that relies on merely gravity to screen, undesirable to the sand grains separating effect about small particle diameter material especially particle diameter 200 order; 3. inconvenience changed by the most complex structure of existing screening plant, screen cloth, can not meet the requirement often changeing screen cloth, conversion combination of screens.
Summary of the invention
The object of the invention is to solve the deficiencies in the prior art, and the water-jet multi-stage oscillating screen screening device providing a kind of self-loopa pulse water flow to wash away assisted gravity sorting, this device in laboratory conditions single treatment amount can reach more than 20kg, the efficient and good separation effect of discharging.
Realizing the technical scheme that the object of the invention adopts is, a kind of water-jet multi-stage oscillating screen screening device, at least comprise base, be installed on motor A on base and eccentric wheel, and the multi-stage oscillating screen of vibration is driven by motor A and eccentric wheel, base is provided with screening cabin, screening cabin is installed on base by groups of springs, and screening is provided with and the water-jet cycling element sieving cabin and is communicated with out of my cabin, sieves in cabin and is provided with material brush unit; Described screening cabin comprises more than 2 layers vertically stacking screen clothes, be positioned at the sidewall paneling of screen cloth bracing frame below screen cloth and sealing adjacent two layers screen cloth, each screen cloth and screen cloth bracing frame form multi-stage oscillating screen, the bottom in screening cabin is the drainage blanket be made up of base plate and sidewall sealing plate, and the two ends of groups of springs are fixedly connected with drainage blanket base plate with base respectively; Described water-jet cycling element comprises sedimentation basin, water pump, shower nozzle, feed pipe group and drainpipe, water pump is communicated with shower nozzle by feed pipe group, shower nozzle is fixed on by feed pipe group and sieves in cabin and be positioned at above each layer screen cloth, and drainpipe is communicated with sedimentation basin and drainage blanket; Described material brush unit comprises with the main shaft of multi-stage oscillating screen dead in line, is positioned at the material brush group above each screen cloth and is positioned at main shaft top and the motor B be connected with main shaft, material brush group is formed to equally distributed material brush along main shaft diameter by 1 ~ 4, one end of each material brush is fixed on main shaft in cantilever beam structure, in same material brush group, the end of each material brush flushes mutually, and the brush of material brush and screen cloth virtual connection are touched.
Described screen cloth bracing frame conically, its edge is enclosed with sealing strip, screen cloth bracing frame upper surface is fixed in screen cloth activity, sidewall paneling is by the edge conjunction of fastener and screen cloth bracing frame upper surface, the junction of sidewall paneling and screen cloth bracing frame is carried out sealing by sealing ring and clip and is fixed, the center of circle of screen cloth bracing frame and screen cloth center all offer the coaxial through-hole for installing main shaft, screen cloth bracing frame is connected with main shaft by sealed bearing with screen cloth, sealed bearing is arranged with rubber bushing, main shaft is arranged with for the spacing circlip of sealed bearing, felt collar is provided with between rubber bushing and main shaft.
The top layer in screening cabin is the charging layer be made up of sidewall paneling and the screen cover identical with screen cloth shape, and the center of screen cover offers charging aperture.
Described sidewall paneling offers feeding window, feeding window is by hinge and the guard seal being with sealing strip.
Be fixed with sealed bearing in drainage blanket, the top of main shaft is connected by the rotating shaft of double Hooke's joint with motor B, and bottom is installed in sealed bearing, and motor B is fixed on the three-legged support of band universal wheel.
Described feed pipe group comprises many siphunculus, water main and the feed pipe unit identical with screen cloth quantity, feed pipe unit is made up of four-way pipe, water supply arm and 3 feed pipes, water main is communicated with each water supply arm by many siphunculus, water supply arm is communicated with 3 feed pipes by four-way pipe, the same of sidewall paneling circumferentially evenly offers 3 installing holes, each feed pipe is through corresponding installing hole and its delivery port is arranged in screening cabin, the length that each feed pipe is positioned at screening cabin part is identical, and the water outlet of each feed pipe is all fixed with downward opening shower nozzle.
Described sedimentation basin comprises the one-level mud chamber of sequential communication, two-stage precipitation room and tank, the partition wall of one-level mud chamber and two-stage precipitation room is fixed with filter screen A, the partition wall of two-stage precipitation room and tank is fixed with filter screen B, the aperture of filter screen A is greater than filter screen B, filter screen A and filter screen B is all fixed by screw and two pieces of grip blocks, filter screen A or filter screen B to be embedded between two pieces of grip blocks and to be fixed on partition wall by screw, the bottom surface of one-level mud chamber is recessed, the water side of drainpipe helically tubulose and be arranged in one-level mud chamber, water pump is arranged in tank.
Described groups of springs is made up of the spring that 8 ~ 10 are vertically placed, and each spring is uniform on base; Material brush group is made up of 3 material brushes, and the angle between adjacent two material brushes is 120 °.
As shown from the above technical solution, water-jet multi-stage oscillating screen screening device provided by the invention comprises three component units, is followed successively by:
1) sieve unit, comprise screening cabin, be positioned at 4 groups of springs below screening cabin, motor A, eccentric wheel and the base for supporting, 4 groups of springs are distributed between base and screening cabin, cabin is sieved and the eccentric vibrating of even transmission fixed frequency for stable support, screening cabin is made up of each layer sidewall paneling of multi-stage oscillating screen and closed multi-stage oscillating screen, screen cloth bracing frame ensures the intensity of each screen cloth, treat that the sand grains of sorting is sub-packed in the charging layer in screening cabin, motor A drives eccentric wheel to rotate and produces eccentric force, eccentric force is delivered in screening cabin by groups of springs, make the sand grains in screening cabin with multi-stage oscillating screen vibration thus carry out sand grains sorting, each screen cloth is vertically arranged, the sand grains of different-grain diameter falls under gravity in corresponding screening cabin, because sorting betides in enclosure space, therefore can not drop outside multi-stage oscillating screen during vibration, ensure that sorting site environment is friendly,
2) water-jet cycling element, comprise sedimentation basin, water pump, shower nozzle, feed pipe group and drainpipe, water pump is by the water suction feed pipe group in sedimentation basin, water with certain pressure sprays from shower nozzle, sand grains in current scour screening cabin, the sand grains of small particle diameter material especially about particle diameter 200 order falls on lower screen in current scour effect, significantly reduce the loss of small particles material, the impurity such as dust come together in drainage blanket with current, sewage enters in sedimentation basin by drainpipe, sewage completes precipitation in sedimentation basin, the sediment i.e. sorting product (fine particle) of the thinnest one-level, upper strata clear water is in water pump again suction feed pipe group, realize recycling of water,
3) material brush unit, comprise the main shaft with multi-stage oscillating screen dead in line, be arranged in screening cabin material brush group be positioned at main shaft top and the motor B be connected with main shaft, the position of main shaft overlaps with the geometrical axis of multi-stage oscillating screen, material brush group to be fixed on main shaft and to be rotated by main shaft drives, the material brush that material brush group is 120 ° by 3 angles is formed, in same material brush group, the end of each material brush flushes mutually, the brush of material brush and the screen cloth virtual connection of multi-stage oscillating screen are touched, when material brush group rotates, the rotational plane of each material brush is consistent, sand grains is uniformly distributed, the disturbance of material brush makes to produce relative movement between sand grains, accelerate the sorting of sand grains.
For increasing sorting amount, screen cloth bracing frame center microprotrusion conically, makes screen surface slightly tilt, and the sand grains being conducive to entering from the charging aperture at charging layer center screening cabin glides along screen surface under gravity, avoids sand grains to pile up at screen cloth center; The equal perforate of screen cloth bracing frame and screen cloth center, for main shaft provides installing space, all sealed by seal (sealing ring, rubber bushing and felt collar) between sidewall paneling and screen cloth bracing frame and between screen cloth bracing frame and main shaft, avoid sewage outflow and avoid sorting incomplete, reduce the loss of short grained sand grains; The feeding window that sidewall paneling is offered is for manually getting thing and malfunction elimination.
Main shaft is fixedly connected with material brush group, in multi-stage oscillating screen operation, the movement locus of main shaft is the coning motion around bottom center, therefore double Hooke's joint anatomical connectivity is adopted between main shaft and motor B, to ensure main shaft flexibility ratio, motor B is fixed on the three-legged support of band universal wheel, travel motor B at any time when being convenient to need.
In water-jet cycling element, two-stage feed pipe group all adopts water-main to be communicated with the structure of many branching pipes by many siphunculus, a water pump expands to many water supply branch roads by feed pipe group, the water outlet of feed pipe group end and each feed pipe is all fixed with downward opening shower nozzle, because feed pipe stretches into that screening cabin is inner and built-in length is identical, determine the sprinkling diameter of suitable built-in length and shower nozzle, three shower nozzles can realize comprehensive covering of screen cloth, the water intake end of drainpipe picks out from the drainage blanket of multi-stage oscillating screen, and the water side probeing into sedimentation basin adopts spiral tube structure to improve settling rate, the water containing plasma that drainpipe enters sedimentation basin flows into the recessed one-level mud chamber precipitation in bottom after the aids precipitation of terminal helix pipeline section, greater particle size impurity precipitates in one-level mud chamber, water level rises to after certain altitude by one, between two-stage precipitation room, the filter screen A on partition wall top carries out coarse filtration, flow into two-stage precipitation room, water is now substantially without solid content, in like manner after water level rising certain altitude, between two-stage precipitation room and tank, the filter screen B on partition wall top carries out essence filtration, the water that drainpipe is discharged flows into tank after double-filtration, and again pump into feed pipe group by water pump, the efficient circulation realizing water utilizes.
Compared with prior art, water-jet multi-stage oscillating screen screening device provided by the invention, its advantage is:
1, device provided by the invention adopts the working forms of shower nozzle jet band setting-out stream assisted gravity sorting, and give prominence in laboratory conditions and reduce short grained material loss, and ensure that the clean of working environment, single treatment inventory is large, can reach more than 20kg;
2, in device provided by the invention, adopt water-jet cycling element, current with pressure enter sedimentation basin after screening cabin, are transmitted back to shower nozzle with pressure and re-use, using water wisely after the two-layer strainer filtering of thickness, precipitation through water pump;
3, in device provided by the invention, screen cloth bracing frame upper surface is fixed in screen cloth activity, and every layer of screen cloth can change separately convenient and simplely, realizes many combinations of screen cloth, meets the different requirements of experiment to the granularity of sand grains;
4, in device provided by the invention, the efficiency of separation is accelerated with the form of shower nozzle with pressure and the combination of material brush, every layer of sidewall paneling is provided with 3 shower nozzles with pressure wash away, every grade of screen cloth is provided with 3 material brushes and shares equally, in running, material is all spread out on screen cloth all the time, thus ensure that screening cabin efficiency;
Accompanying drawing explanation
Fig. 1 is the structural representation 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 syndeton schematic diagram of main shaft and screen cloth bracing frame.
Fig. 4 is the syndeton schematic diagram of partition wall and filter screen A.
Wherein, 1-base, 2-eccentric wheel, 3-motor A, 4-groups of springs, 5-sieves cabin, 6-screen cloth bracing frame, 7-screen cloth, 8-screen cover, 9-charging aperture, 10-tank, 11-water pump, 12-feed pipe group, 13-sidewall paneling, 14-drainage blanket, 15-drainpipe, 16-one-level mud chamber, 17-filter screen A, 18-two-stage precipitation room, 19-filter screen B, 20-main shaft, 21-double Hooke's joint, 22-motor B, 23-material brush, 24-three-legged support, 25-universal wheel, 26-feeding window, 27-sidewall sealing plate, 28-base plate, 29-feed pipe, 30-shower nozzle, 31-circlip, 32-sealed bearing, 33-rubber bushing, 34-felt collar, 35-screw, 36-grip block, 37-spaced walls.
Detailed description of the invention
Illustrate in detail the present invention below in conjunction with drawings and Examples, content of the present invention is not limited to following examples.
Water-jet multi-stage oscillating screen screening device provided by the invention, its structure as depicted in figs. 1 and 2, comprise base 1, be installed on motor A3 on base and eccentric wheel 2, driven the screening cabin 5 of vibration by motor A and eccentric wheel, sieve cabin material brush unit with sieving water-jet cycling element that cabin is communicated with and be arranged in, the below in screening cabin is provided with the groups of springs 4 be made up of 8 ~ 10 springs vertically placed, each spring is uniform on base, and screening cabin is installed on base by groups of springs;
Described screening cabin comprises more than 2 layers vertically stacking screen clothes 7, be positioned at the screen cloth bracing frame 6 below screen cloth and the sidewall paneling 13 sealing adjacent two layers screen cloth, each screen cloth and screen cloth bracing frame form multi-stage oscillating screen, the bottom in screening cabin is the drainage blanket 14 be made up of base plate 28 and sidewall sealing plate 27, the two ends of groups of springs are fixedly connected with drainage blanket base plate with base respectively, the top layer in screening cabin is the charging layer be made up of sidewall paneling 13 and the screen cover 8 identical with screen cloth shape, the center of screen cover offers charging aperture 9, described screen cloth bracing frame conically, its edge is enclosed with sealing strip, screen cloth bracing frame upper surface is fixed in screen cloth 7 activity, sidewall paneling is by the edge conjunction of fastener and screen cloth bracing frame upper surface, the junction of sidewall paneling and screen cloth bracing frame is carried out sealing by sealing ring and clip and is fixed, sidewall paneling offers feeding window 26, feeding window is by hinge and the guard seal being with sealing strip.
Described water-jet cycling element comprises sedimentation basin, water pump 11, shower nozzle 30, feed pipe group 12 and drainpipe 15, sedimentation basin comprises the one-level mud chamber 16 of sequential communication, two-stage precipitation room 18 and tank 10, the partition wall 37 of one-level mud chamber and two-stage precipitation room is fixed with filter screen A17, the partition wall of two-stage precipitation room and tank is fixed with filter screen B19, as shown in Figure 4, the aperture of filter screen A is greater than filter screen B, filter screen A and filter screen B is all fixed by screw 35 and two pieces of grip blocks 36, filter screen A or filter screen B to be embedded between two pieces of grip blocks and to be fixed on partition wall 37 by screw, the bottom surface of one-level mud chamber is recessed, the water side of drainpipe helically tubulose and communicated drainage layer and one-level mud chamber, the spiral water side of drainpipe is arranged in one-level mud chamber, water pump is arranged in tank, water pump is communicated with shower nozzle by feed pipe group 12, described feed pipe group comprises many siphunculus, water main and the feed pipe unit identical with screen cloth quantity, feed pipe unit is by four-way pipe, water supply arm and 3 feed pipes are formed, water main is directly connected with water pump, the other end is communicated with each water supply arm by many siphunculus, water supply arm is communicated with 3 feed pipes 29 by four-way pipe, the same of sidewall paneling circumferentially evenly offers 3 installing holes, each feed pipe is through corresponding installing hole and its delivery port is arranged in screening cabin, the water outlet of each feed pipe is communicated with shower nozzle respectively, shower nozzle is fixed in screening cabin by feed pipe 29 is opening down, the length that each feed pipe is positioned at screening cabin part is identical,
Described material brush unit comprises the main shaft 20 with multi-stage oscillating screen dead in line, be arranged in screening cabin material brush group be positioned at main shaft top and the motor B22 be connected with main shaft, the top of main shaft is connected with the rotating shaft of motor B by double Hooke's joint 21, bottom is installed in the sealed bearing be fixed in drainage blanket, motor B is fixed on the three-legged support 24 of band universal wheel 25, in actual use, the preferred motor at a slow speed of motor B, the center of circle of the screen cloth bracing frame of multi-stage oscillating screen and screen cloth center all offer the coaxial through-hole for installing main shaft, as shown in Figure 3, screen cloth bracing frame is connected with main shaft by sealed bearing 32 with screen cloth, sealed bearing is arranged with rubber bushing 33, main shaft is arranged with for the spacing circlip 31 of sealed bearing, felt collar 34 is provided with between rubber bushing and main shaft, material brush group is formed to equally distributed material brush 23 along main shaft diameter by 3, angle between adjacent two material brushes is 120 °, one end of each material brush is fixed on main shaft in cantilever beam structure, in same material brush group, the end of each material brush flushes mutually, the brush of material brush and the screen cloth virtual connection of multi-stage oscillating screen are touched.
Water-jet multi-stage oscillating screen screening device provided by the invention, its course of work is as follows:
1) in tank, inject enough clear water, then will treat that the material of sorting puts into charging layer from the charging aperture screen cover, open the power switch of motor A, motor B and water pump, device is started working;
2) in screening process, shower nozzle rinses the choosing of compass screen surface auxiliary separating to each layer compass screen surface jet band setting-out stream, simultaneously main shaft drives lower rotation at motor (motor B) at a slow speed, main shaft drives material brush group to rotate, and the material on the continuous neat and well spaced compass screen surface of material brush group, reaches the object of high efficiency screening;
3) converge in the discharge outlet of drainage blanket after injection water acts on screen cloth, the drainpipe passing through partly helically tubulose enters in the one-level mud chamber of sedimentation basin, water in one-level mud chamber arrives two-stage precipitation room after filter screen A filters, tank is entered again after filter screen B filters, water after double-filtration supplies feed pipe group by water pump, and shower nozzle jet band setting-out stream reaches the object of water circulation;
4) when the material in screening cabin at different levels reaches a certain amount of, close each motor power, open the feeding window feeding of sidewall paneling at different levels successively; Need cleaning after device work a period of time or change filter screen A and filter screen B, when changing or clean filter screen, pulling down bolt.

Claims (8)

1. a water-jet multi-stage oscillating screen screening device, at least comprise base, be installed on motor A on base and eccentric wheel, and the multi-stage oscillating screen of vibration is driven by motor A and eccentric wheel, it is characterized in that: base is provided with screening cabin, screening cabin is installed on base by groups of springs, screening is provided with and the water-jet cycling element sieving cabin and is communicated with out of my cabin, sieves in cabin and is provided with material brush unit; Described screening cabin comprises more than 2 layers vertically stacking screen clothes, be positioned at the sidewall paneling of screen cloth bracing frame below screen cloth and sealing adjacent two layers screen cloth, each screen cloth and screen cloth bracing frame form multi-stage oscillating screen, the bottom in screening cabin is the drainage blanket be made up of base plate and sidewall sealing plate, and the two ends of groups of springs are fixedly connected with drainage blanket base plate with base respectively; Described water-jet cycling element comprises sedimentation basin, water pump, shower nozzle, feed pipe group and drainpipe, water pump is communicated with shower nozzle by feed pipe group, shower nozzle is fixed on by feed pipe group and sieves in cabin and be positioned at above each layer screen cloth, and drainpipe is communicated with sedimentation basin and drainage blanket; Described material brush unit comprises with the main shaft of multi-stage oscillating screen dead in line, is positioned at the material brush group above each screen cloth and is positioned at main shaft top and the motor B be connected with main shaft, material brush group is formed to equally distributed material brush along main shaft diameter by 1 ~ 4, one end of each material brush is fixed on main shaft in cantilever beam structure, in same material brush group, the end of each material brush flushes mutually, and the brush of material brush and screen cloth virtual connection are touched.
2. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterized in that: described screen cloth bracing frame conically, its edge is enclosed with sealing strip, screen cloth bracing frame upper surface is fixed in screen cloth activity, sidewall paneling is by the edge conjunction of fastener and screen cloth bracing frame upper surface, the junction of sidewall paneling and screen cloth bracing frame is carried out sealing by sealing ring and clip and is fixed, the center of circle of screen cloth bracing frame and screen cloth center all offer the coaxial through-hole for installing main shaft, screen cloth bracing frame is connected with main shaft by sealed bearing with screen cloth, sealed bearing is arranged with rubber bushing, main shaft is arranged with for the spacing circlip of sealed bearing, felt collar is provided with between rubber bushing and main shaft.
3. water-jet multi-stage oscillating screen screening device according to claim 1, is characterized in that: the top layer in screening cabin is the charging layer be made up of sidewall paneling and the screen cover identical with screen cloth shape, and the center of screen cover offers charging aperture.
4. water-jet multi-stage oscillating screen screening device according to claim 1, is characterized in that: described sidewall paneling offers feeding window, and feeding window is by hinge and the guard seal being with sealing strip.
5. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterized in that: in drainage blanket, be fixed with sealed bearing, the top of main shaft is connected by the rotating shaft of double Hooke's joint with motor B, and bottom is installed in sealed bearing, and motor B is fixed on the three-legged support of band universal wheel.
6. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterized in that: described feed pipe group comprises many siphunculus, water main and the feed pipe unit identical with screen cloth quantity, feed pipe unit is by four-way pipe, water supply arm and 3 feed pipes are formed, water main is communicated with each water supply arm by many siphunculus, water supply arm is communicated with 3 feed pipes by four-way pipe, the same of sidewall paneling circumferentially evenly offers 3 installing holes, each feed pipe is through corresponding installing hole and its delivery port is arranged in screening cabin, the length that each feed pipe is positioned at screening cabin part is identical, the water outlet of each feed pipe is all fixed with downward opening shower nozzle.
7. water-jet multi-stage oscillating screen screening device according to claim 1, it is characterized in that: described sedimentation basin comprises the one-level mud chamber of sequential communication, two-stage precipitation room and tank, the partition wall of one-level mud chamber and two-stage precipitation room is fixed with filter screen A, the partition wall of two-stage precipitation room and tank is fixed with filter screen B, the aperture of filter screen A is greater than filter screen B, filter screen A and filter screen B is all fixed by screw and two pieces of grip blocks, filter screen A or filter screen B to be embedded between two pieces of grip blocks and to be fixed on partition wall by screw, the bottom surface of one-level mud chamber is recessed, the water side of drainpipe helically tubulose and be arranged in one-level mud chamber, water pump is arranged in tank.
8. water-jet multi-stage oscillating screen screening device according to claim 1, is characterized in that: described groups of springs is made up of the spring that 8 ~ 10 are vertically placed, and each spring is uniform on base; Material brush group is made up of 3 material brushes, and the angle between adjacent two material brushes is 120 °.
CN201510362692.9A 2015-06-26 2015-06-26 A kind of water-jet multi-stage oscillating screen screening device Active CN104888941B (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105436067A (en) * 2015-11-12 2016-03-30 西南石油大学 Continuously-circulating screen vibrating sieve
CN106427018A (en) * 2016-09-09 2017-02-22 深圳市中科智诚科技有限公司 Safe and reliable spiral compression dehydrator based on internet of things
CN107185804A (en) * 2017-05-24 2017-09-22 青海万加环保新材料有限公司 One kind is wet sieving to use vibratory sieve
CN107570417A (en) * 2017-10-31 2018-01-12 攀钢集团攀枝花钢铁研究院有限公司 Hydraulic type screening plant
CN107597551A (en) * 2017-09-06 2018-01-19 安徽乐金环境科技有限公司 Activated carbon reciprocating sieve
CN107597550A (en) * 2017-09-06 2018-01-19 安徽乐金环境科技有限公司 Activated carbon reciprocating sieve
CN108554786A (en) * 2018-05-09 2018-09-21 新乡市东振机械制造有限公司 A kind of multistage material selection mechanism of testing sieve
CN108772186A (en) * 2018-07-06 2018-11-09 安徽理工大学 A kind of wet sieving rotary spraying device
CN111632743A (en) * 2020-06-10 2020-09-08 河南理工大学 Coal ash hollow microsphere pulsating liquid-solid fluidization sorting and recycling device and method
CN112337783A (en) * 2020-09-29 2021-02-09 释光测年高科技(江苏)有限公司 Grading wet sieve device for measuring annual sticky heavy sample by photoluminescence
CN112774972A (en) * 2020-12-29 2021-05-11 金锋馥(滁州)输送机械有限公司 Intelligent sorting machine convenient to move
CN114453235A (en) * 2021-12-21 2022-05-10 中南大学 Arm type automatic screening equipment and method for screening ore pulp granularity of ore dressing plant by using same

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105436067A (en) * 2015-11-12 2016-03-30 西南石油大学 Continuously-circulating screen vibrating sieve
CN105436067B (en) * 2015-11-12 2017-04-19 西南石油大学 Continuously-circulating screen vibrating sieve
CN106427018A (en) * 2016-09-09 2017-02-22 深圳市中科智诚科技有限公司 Safe and reliable spiral compression dehydrator based on internet of things
CN106427018B (en) * 2016-09-09 2018-08-31 江苏新天鸿集团有限公司 A kind of safe and reliable helical compression dewaterer based on Internet of Things
CN107185804A (en) * 2017-05-24 2017-09-22 青海万加环保新材料有限公司 One kind is wet sieving to use vibratory sieve
CN107597550A (en) * 2017-09-06 2018-01-19 安徽乐金环境科技有限公司 Activated carbon reciprocating sieve
CN107597551A (en) * 2017-09-06 2018-01-19 安徽乐金环境科技有限公司 Activated carbon reciprocating sieve
CN107570417A (en) * 2017-10-31 2018-01-12 攀钢集团攀枝花钢铁研究院有限公司 Hydraulic type screening plant
CN108554786A (en) * 2018-05-09 2018-09-21 新乡市东振机械制造有限公司 A kind of multistage material selection mechanism of testing sieve
CN108772186A (en) * 2018-07-06 2018-11-09 安徽理工大学 A kind of wet sieving rotary spraying device
CN111632743A (en) * 2020-06-10 2020-09-08 河南理工大学 Coal ash hollow microsphere pulsating liquid-solid fluidization sorting and recycling device and method
CN112337783A (en) * 2020-09-29 2021-02-09 释光测年高科技(江苏)有限公司 Grading wet sieve device for measuring annual sticky heavy sample by photoluminescence
CN112774972A (en) * 2020-12-29 2021-05-11 金锋馥(滁州)输送机械有限公司 Intelligent sorting machine convenient to move
CN114453235A (en) * 2021-12-21 2022-05-10 中南大学 Arm type automatic screening equipment and method for screening ore pulp granularity of ore dressing plant by using same

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