CN201337984Y - High frequency vibration undersize sieve - Google Patents
High frequency vibration undersize sieve Download PDFInfo
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- CN201337984Y CN201337984Y CNU2009200022861U CN200920002286U CN201337984Y CN 201337984 Y CN201337984 Y CN 201337984Y CN U2009200022861 U CNU2009200022861 U CN U2009200022861U CN 200920002286 U CN200920002286 U CN 200920002286U CN 201337984 Y CN201337984 Y CN 201337984Y
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- screen
- sieve
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- screen box
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Abstract
A high frequency vibration undersize sieve belongs to the field of vibratory screening machinery. The high frequency vibration undersize sieve is designed for solving the problems that an existing vibrating sieve has big volume and occupied area, and the vibration frequency and the screening efficiency are low. The sieve body of the vibrating sieve is composed of a plurality of layers of straining boxes which are folded from the upper portion to the lower portion, and the sieve body is fixed with a connecting beam and then is connected with a bearing beam on a machine frame through a shearing spring system. A material distributing device is installed on a material inlet end of each straining box to distribute materials evenly to the screen surface. A water spraying device is arranged on the middle portion of the straining box, a bottom board for bearing sieved materials is installed under sieve cloth, and materials on the sieve and materials under the sieve can be respectively collected and discharged through a material discharge guiding plate. The high frequency vibration undersize sieve has the characteristics of small occupied area, high vibration frequency and screening efficiency, big production capacity, stable work and long service life, is applicable to carry out dry and wet type sorting operation for medium fine or powder materials with strong flowability in metallurgy mineral dressing, coal dressing, fertilizer, building materials, chemical industry and deep machining process of various minerals.
Description
Technical field
The utility model belongs to the vibration screening machinery field, relates generally to industries such as technics of metallurgy mineral dressing, coal separation, chemical fertilizer, building materials, chemical industry, to having thin or high frequency vibrating fine screen that granular material carries out dry-and wet-type classification, dehydration, de-mediated operation in more liquid.
Background technology
The high frequency vibrating fine screen of using is eccentric or box vibrator works by the motor drives piece at present, drives the screen box vibration, realizes the screening to material.This traditional Structure of Vibrating Screen, unit are ginseng are shaken, and weight is big, vibration frequency is maximum can only adopt stainless steel strip slotted screen net for 25Hz, screen cloth are subjected to structural limitations, and percent opening is low; Adopt stainless steel silk weaving composite web, service life is low, generally only is 80～100 hours.System is installed as one or more parallel form, and floor space is big, the construction costs height, and maintenance capacity is big, has limited the operating efficiency of system.
The utility model content
The purpose of this utility model provides a kind of high frequency vibrating fine screen, and vibration frequency can reach 50Hz, and this high frequency vibrating fine screen can prolong the service life of screen cloth when improving screening efficiency, reduce floor space, effectively enlarges the production capacity of system.
The utility model realizes that by following measure vibratory sieve mainly is made up of frame, sieve nest, shear spring, distributing device, discharge system and vibrating device etc.It is characterized in that: sieve nest is the screen box that is provided with by last lower leaf, from the bottom to top, shifts to install to discharge end successively, forms by tie-beam is fixing; Fixedly the tie-beam of screen box is connected with carrier bar on the frame by the shear spring system.Shear spring intensity height, the polyurethane material of good springiness is made, and both ends of the surface are connected with carrier bar with tie-beam by bolt.
Each screen box mainly is made up of side plate, screen cloth and base plate, and the two ends of screen cloth are fixed on the feeding end and the discharge end of screen box, and the edge is positioned on the holder net angle steel of sieve box side plate inboard, fixes by screen cloth tensioning plate and tensioning bolt; For preventing that the screen cloth edge from leaking material, scribble rubber layer with screen cloth EDGE CONTACT position above the holder net angle steel, guarantee with the screen cloth tensioning after tight the contact; The screen box base plate be positioned at screen cloth below, accept undersize material, minus mesh is moved to exhaust end.Screen box has 5～25 ° mounted angle, and material is flowed forward along the inclination angle.For weight reduction, increase the service life, screen cloth adopts polyurethane material to make.
Feeding end at each screen box all is provided with a distributing device, and system's supplied materials is assigned in each distributing device uniformly by tripper, is transported on the compass screen surface by distributing device, realizes screening.Distributing device mainly is made up of material inlet, dashpot and material outlet, and the length of distributing device and material outlet is all less than the width of screen box.After material to be sieved enters the dashpot of distributing device from material inlet, in distributing device,, overflow, reduced the impact of material greatly, prolong the service life of screen cloth compass screen surface from material outlet along the trickling of screen box width.In order to control the flow of material on compass screen surface, make the material that overflows even, be provided with adjustable current limliting baffle plate at the material outlet place of distributing device.
Middle part at each screen box is provided with water injector, dilution ore pulp and cleaning compass screen surface when being used for wet screening.
At the exhaust end of sieve nest, be provided with the discharge guide plate and the discharge funnel that are fixed on the frame, the oversize discharge guide plate of each screen box is connected with oversize discharge funnel; The discharge guide plate of minus mesh is connected with minus mesh discharge funnel, respectively each layer oversize and minus mesh centralized collection is discharged.
Vibrating device is made up of 1-2 group vibrator or vibrating motor, is positioned at the top of sieve nest, is installed on the screen box of upper strata.The movement locus of vibratory sieve can be circular motion track or straight-line trajectory.
For the material on the compass screen surface is evenly moved, be provided with the backgauge dam in compass screen surface upper edge materials flow direction, be used for the materials flow guiding, prevent material because the arc minutes of compass screen surface to both sides, influences screening efficiency.
The quantity of screen box can be one, two, three, four or five, and stack is provided with up and down, forms a multichannel feeding sieve nest, is driven by vibrator, and the multilayer compass screen surface is worked simultaneously.Can reduce the quantity of system's production line, reduce construction costs, less maintenance load.
Because what this vibratory sieve adopted is the structure of small size and multilayer, the screen cloth of polyurethane material has compact conformation and light characteristics, and vibration frequency can be brought up to the high-frequency of 50Hz.
The beneficial effects of the utility model are: use vibrating motor or vibrator as exciting source, improved the running parameter of vibratory sieve, improved vibration frequency.Have working stability, noise is little, low in energy consumption, screening efficiency is high, the compass screen surface long service life; Reliable operation, maintenance capacity are little; Multi-deck screen space of planes stack combinations can enlarge system's production capacity, and floor space is little, saves construction costs.Be applicable in technics of metallurgy mineral dressing, coal separation, chemical fertilizer, building materials, chemical industry and the various mineral deep-processing process, thin or granular material is done, the wet separation operation to having in more liquid.
Description of drawings
Fig. 1 is a structural representation of the present utility model, and Fig. 2 is the A-A cutaway view of Fig. 1, i.e. shear spring scheme of installation, and Fig. 3 is screen cloth both sides of the edge scheme of installations, and Fig. 4 is the distributing device schematic diagram, and Fig. 5 is a compass screen surface backgauge dam schematic diagram.
1 is that screen box, 2 is the backgauge dam for material outlet, 19 for current limliting baffle plate, 18 for dashpot, 17 for material inlet, 16 for holder net angle steel, 15 for tensioning bolt, 14 for screen cloth tensioning plate, 13 for connecting bolt, 12 for screen box tie-beam, 11 for sieve box side plate, 10 for vibrating device, 9 for discharge funnel, 8 for frame carrier bar, 7 for screen box base plate, 6 for distributing device, 5 for shear spring, 4 for compass screen surface, 3 among the figure.
The specific embodiment
Below in conjunction with a description of drawings embodiment of the present utility model.5 screen boxs 1 are arranged, from the bottom to top, shift to install to discharge end successively, be connected and fixed by tie-beam 10 and form a sieve nest; Fixedly the tie-beam 10 of screen box 1 flexibly connects by the channel-section steel carrier bar 6 on polyurethane shear spring 3 systems and the frame.Shear spring 3 is to be fixed between tie-beam 10 and the channel-section steel carrier bar 6 by connecting bolt 11.Each screen box 1 has 15 ° mounted angle, mainly form by side plate 9, screen cloth 2 and base plate 5, screen cloth 2 is polyurethane materials, two ends are fixed on the feeding end and the discharge end of screen box, the edge is positioned on the holder net angle steel 14 of sieve box side plate 9 inboards, by screen cloth tensioning plate 12 and tensioning bolt 13 screen cloth 2 laterally is strained and fixed; Screen box base plate 5 be positioned at screen cloth 2 below.Vibrating device 8 is made up of two groups of vibrators, is installed on the screen box of upper strata.
Feeding end at each screen box 1 is equipped with a distributing device 4, and system's supplied materials is assigned in each distributing device uniformly by tripper, is transported on the compass screen surface by distributing device, realizes screening.Distributing device 4 mainly is made up of material inlet 15, dashpot 16 and material outlet 18, and the length of distributing device 4 and material outlet 18 is less than the width of screen box 1.Middle part at each screen box 1 is provided with water injector.Be provided with 6 backgauge dams 19 in compass screen surface 2 upper edge materials flow directions.
At the exhaust end of sieve nest, the discharge guide plate and the discharge funnel 7 that are fixed on the frame are housed, the oversize discharge guide plate of each screen box is connected with oversize discharge funnel; The discharge guide plate of minus mesh is connected with minus mesh discharge funnel.
Claims (5)
1, a kind of high frequency vibrating fine screen mainly is made up of sieve nest, frame, distributing device, discharge system and vibrating device, it is characterized in that:
A, sieve nest are the screen boxs (1) that is provided with by last lower leaf, from the bottom to top, shift to install to discharge end successively, form by tie-beam (10) is fixing; Fixedly the tie-beam of screen box (10) is connected with carrier bar (6) on the frame by shear spring (3) system;
B, each screen box (1) mainly are made up of side plate (9), screen cloth (2) and base plate (5), the two ends of screen cloth are fixed on the feeding end and the discharge end of screen box (1), the edge is positioned on the inboard holder net angle steel (14) of sieve box side plate (9), and is fixing by screen cloth tensioning plate (12) and tensioning bolt (13); Screen box base plate (5) be positioned at screen cloth (2) below;
C, at the feeding end of each screen box (1) distributing device (4) is set all, distributing device mainly is made up of material inlet (15), dashpot (16) and material outlet (18), and the length of distributing device (4) and material outlet (18) is all less than the width of screen box (1);
D, at the middle part of each screen box (1), be provided with water injector;
E, at the exhaust end of sieve nest, be provided with the discharge guide plate and the discharge funnel that are fixed on the frame, the oversize discharge guide plate of each screen box is connected with oversize discharge funnel; The discharge guide plate of minus mesh is connected with minus mesh discharge funnel;
F, vibrating device (8) are made up of 1-2 group vibrator or vibrating motor, are positioned at the top of sieve nest, are installed on the upper strata screen box (1); The movement locus of vibratory sieve is circular motion track or straight-line trajectory.
2, high frequency vibrating fine screen according to claim 1 is characterized in that: the quantity of screen box on the sieve nest (1) is one, two, three, four or five.
3, high frequency vibrating fine screen according to claim 1 is characterized in that: shear spring (3) is made of polyurethane material, and both ends of the surface are connected with carrier bar (6) with tie-beam (10) by bolt (11).
4, high frequency vibrating fine screen according to claim 1 is characterized in that: screen cloth (2) adopts polyurethane material to make, and is provided with backgauge dam (19) in compass screen surface upper edge materials flow direction; On the holder net angle steel (14) of sieve box side plate (9) inboard, scribble rubber layer with screen cloth EDGE CONTACT position.
5, high frequency vibrating fine screen according to claim 1 is characterized in that: the material outlet (18) in distributing device (4) locates to be provided with adjustable current limliting baffle plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200022861U CN201337984Y (en) | 2009-01-12 | 2009-01-12 | High frequency vibration undersize sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200022861U CN201337984Y (en) | 2009-01-12 | 2009-01-12 | High frequency vibration undersize sieve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201337984Y true CN201337984Y (en) | 2009-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200022861U Expired - Fee Related CN201337984Y (en) | 2009-01-12 | 2009-01-12 | High frequency vibration undersize sieve |
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| Country | Link |
|---|---|
| CN (1) | CN201337984Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506304A (en) * | 2013-09-12 | 2014-01-15 | 中信重工机械股份有限公司 | Ultrasonic wet screening device |
| CN103785605A (en) * | 2014-03-12 | 2014-05-14 | 于国泉 | High-frequency electromagnetism sieve for ceramic industry and using method thereof |
| CN103878117A (en) * | 2014-03-25 | 2014-06-25 | 济钢集团有限公司 | Short-process iron ore screening and washing system |
| CN103962300A (en) * | 2014-05-14 | 2014-08-06 | 河北苹乐面粉机械集团有限公司 | Dual-channel self-balancing vibrating screen |
| CN106824768A (en) * | 2017-03-17 | 2017-06-13 | 严海兵 | A kind of lamination high frequency fine screen |
| CN107899933A (en) * | 2017-11-22 | 2018-04-13 | 河北地质大学 | A kind of multilayer integrated series connection vertical telescopic dry method vibration sculping screen |
| CN108516362A (en) * | 2018-05-10 | 2018-09-11 | 新乡市东振机械制造有限公司 | A kind of oscillating feeder feeding groove |
| CN108772297A (en) * | 2018-05-30 | 2018-11-09 | 河北苹乐面粉机械集团有限公司 | A kind of multiple tooth limit sub-material shift plate fixing groove of the screenings of wheat flour purifier |
| CN109236349A (en) * | 2018-11-14 | 2019-01-18 | 寇俊祥 | A kind of coal mine acquisition deslagging and cleaner |
| USD854066S1 (en) | 2016-10-14 | 2019-07-16 | Derrick Corporation | Vibratory screening machine |
| CN110586470A (en) * | 2019-10-22 | 2019-12-20 | 唐山陆凯科技有限公司 | Laminated high-frequency fine screen |
| USD890236S1 (en) | 2019-02-07 | 2020-07-14 | Derrick Corporation | Vibratory screening machine |
| US11052427B2 (en) | 2016-10-14 | 2021-07-06 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
| US11185801B2 (en) | 2016-10-14 | 2021-11-30 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
-
2009
- 2009-01-12 CN CNU2009200022861U patent/CN201337984Y/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506304B (en) * | 2013-09-12 | 2016-05-11 | 中信重工机械股份有限公司 | A kind of ultrasonic wave wet sieving device |
| CN103506304A (en) * | 2013-09-12 | 2014-01-15 | 中信重工机械股份有限公司 | Ultrasonic wet screening device |
| CN103785605A (en) * | 2014-03-12 | 2014-05-14 | 于国泉 | High-frequency electromagnetism sieve for ceramic industry and using method thereof |
| CN103878117A (en) * | 2014-03-25 | 2014-06-25 | 济钢集团有限公司 | Short-process iron ore screening and washing system |
| CN103878117B (en) * | 2014-03-25 | 2016-02-17 | 济钢集团有限公司 | A kind of short route iron ore screening water wash system |
| CN103962300B (en) * | 2014-05-14 | 2016-08-24 | 河北苹乐面粉机械集团有限公司 | The self-balance vibrosieve of the dual pathways |
| CN103962300A (en) * | 2014-05-14 | 2014-08-06 | 河北苹乐面粉机械集团有限公司 | Dual-channel self-balancing vibrating screen |
| USD854066S1 (en) | 2016-10-14 | 2019-07-16 | Derrick Corporation | Vibratory screening machine |
| US10773278B2 (en) | 2016-10-14 | 2020-09-15 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
| US11052427B2 (en) | 2016-10-14 | 2021-07-06 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
| US11185801B2 (en) | 2016-10-14 | 2021-11-30 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
| US11731167B2 (en) | 2016-10-14 | 2023-08-22 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
| US10399124B2 (en) | 2016-10-14 | 2019-09-03 | Derrick Corporation | Apparatuses, methods, and systems for vibratory screening |
| CN106824768B (en) * | 2017-03-17 | 2019-03-15 | 周万龙 | A kind of lamination high frequency fine screen |
| CN106824768A (en) * | 2017-03-17 | 2017-06-13 | 严海兵 | A kind of lamination high frequency fine screen |
| CN107899933B (en) * | 2017-11-22 | 2020-11-06 | 河北地质大学 | Multilayer integrated series vertical telescopic dry-method vibration medium removing sieve |
| CN107899933A (en) * | 2017-11-22 | 2018-04-13 | 河北地质大学 | A kind of multilayer integrated series connection vertical telescopic dry method vibration sculping screen |
| CN108516362A (en) * | 2018-05-10 | 2018-09-11 | 新乡市东振机械制造有限公司 | A kind of oscillating feeder feeding groove |
| CN108772297A (en) * | 2018-05-30 | 2018-11-09 | 河北苹乐面粉机械集团有限公司 | A kind of multiple tooth limit sub-material shift plate fixing groove of the screenings of wheat flour purifier |
| CN109236349A (en) * | 2018-11-14 | 2019-01-18 | 寇俊祥 | A kind of coal mine acquisition deslagging and cleaner |
| USD890236S1 (en) | 2019-02-07 | 2020-07-14 | Derrick Corporation | Vibratory screening machine |
| CN110586470A (en) * | 2019-10-22 | 2019-12-20 | 唐山陆凯科技有限公司 | Laminated high-frequency fine screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20180112 |