CN103286063B - Tank type stock screenaing apparatus - Google Patents

Tank type stock screenaing apparatus Download PDF

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Publication number
CN103286063B
CN103286063B CN201210050894.6A CN201210050894A CN103286063B CN 103286063 B CN103286063 B CN 103286063B CN 201210050894 A CN201210050894 A CN 201210050894A CN 103286063 B CN103286063 B CN 103286063B
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sieve
screen
oversize
funnel
sieve plate
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CN201210050894.6A
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CN103286063A (en
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符世琛
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符世琛
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Abstract

Tank type stock screenaing apparatus disclosed by the invention comprises sieve plate and charging gear, sprocket wheel, carrier bar, drive motors and reductor thereof and material-collecting funnel, article two, the connection chain be made up of carrier bar forms a closed loop through great wheel and tail wheel, when drive motors drives connection chain to move, the sieve plate be fixed between two connection chains comprises upper sieve and lower screen also along with movement, and material is sent into upper sieve and lower screen by charging gear respectively; Under top sieve, under funnel and lower sieve, the screenings of the screenings of upper sieve and lower screen is discharged by funnel respectively, and the oversize of the oversize of upper sieve and lower screen is discharged by head oversize material-collecting funnel and afterbody oversize material-collecting funnel respectively; 3rd sparge pipe is separately positioned on the top of upper sieve and the top of lower screen, is respectively used to spray the oversize of upper sieve and the oversize of lower screen.Sieve seam plugging rate in the present invention significantly reduces, screening efficiency increases substantially, and screen life-span extends, and installs, changes conveniently.

Description

Tank type stock screenaing apparatus
Technical field
The present invention relates to a kind of equipment utilizing the integrate power field such as gravity, fluid force, vibration force slurry to be carried out to classification by granularity, refer to a kind of tank type stock screenaing apparatus especially.
Background technology
The fine especially screening of material of 100 microns even thinner is the difficult point in industrial process always, at present, traditional classifying equipoment has classifying cyclone, vortex sieve, high frequency shale shaker, thickener, spitzkasten etc., but all there is the coarse defect of classification, namely show the most outstanding is that to be less than the part wanting partition size in coarse grain product after classification too much, have even up to 40% even more than 70%.
In production line, fine sizing is all an important link, and the height of its classification efficiency directly determines the quality of the size of follow-up equipment, efficiency and final products, acts on great, and how to improve classification efficiency is the focus paid close attention to always.Under the prerequisite that feeding coal, partition size (sieve seam width) are certain, affect the main still compass screen surface percent opening of factor of classification efficiency, and compass screen surface percent opening is when compass screen surface parameter (silk screen diameter, manufacturing process etc.) is certain, depend on the situation of blocking, therefore, solve compass screen surface blocking especially the sieve blockage problem be sewn in 100 microns even less situations become the Focal point and difficult point of solution.
Summary of the invention
The present invention mainly solves when a fixing sieve seam size and compass screen surface percent opening, constantly obtains cleaning, when keeping not blocking at compass screen surface, realizes the wet sieving problem of fine especially 100 microns materials.
The invention provides a kind of tank type stock screenaing apparatus, because of its seemingly tank there is again powerful screening function, therefore, denomination of invention called after tank type stock screenaing apparatus.
Technical problem to be solved by this invention is achieved by the following technical solution:
A kind of tank type stock screenaing apparatus, comprise sieve plate and charging gear, sprocket wheel, connection chain, drive motors, reductor and material-collecting funnel, sprocket wheel comprises great wheel and tail wheel, sieve plate is fixed between two connection chains, article two, connection chain forms a closed loop through great wheel and tail wheel, and the sieve plate near great wheel in the sieve plate of tail wheel and lower screen in upper sieve sent into by material by charging gear respectively; When drive motors drives connection chain to move, upper sieve and lower screen are also along with movement, under top sieve, under funnel and lower sieve, the screenings of the screenings of upper sieve and lower screen is discharged by funnel respectively, and the oversize of the oversize of upper sieve and lower screen is discharged by head oversize material-collecting funnel and afterbody oversize material-collecting funnel respectively.
When drive motors drives the connection chain motion forming closed loop, upper sieve moves from left to right, and lower screen moves from right to left.
Upper sieve and lower screen at least comprise 2 sieve plates respectively, and connection chain comprises multiple carrier bar, and the quantity of carrier bar is consistent with the quantity of sieve plate.
Each sieve plate comprises screen frame and screen cloth, and screen cloth is fixed in screen frame, and screen frame is connected with the carrier bar of both sides by elastomeric element.Wherein, elastomeric element can be spring.
Charging gear comprises the first feed box and the second feed box, and material enters the sieve plate near great wheel in the sieve plate of tail wheel and lower screen in upper sieve respectively by the first feed box and the second feed box.
Charging gear comprises the first feeding pipe and the second feeding pipe, and material enters the first feed box and the second feed box respectively by the first feeding pipe and the second feeding pipe.
Preferably, shift fork is separately positioned on the top of funnel under the top of funnel under top sieve and lower sieve, stirs sieve plate for moving horizontally in process at sieve plate.
At interval of one piece of sieve plate, a shift fork is set.
Preferably, the first sparge pipe and the second sparge pipe are fixed on support, and the first sparge pipe is used for the oversize of upper sieve to be ejected into head oversize material-collecting funnel, and the second sparge pipe is used for the oversize of lower screen to be ejected into afterbody oversize material-collecting funnel.
Preferably, the 3rd sparge pipe is separately positioned on the top of upper sieve and the top of lower screen, is respectively used to spray the material in upper sieve and the material in lower screen.
The quantity of the 3rd sparge pipe is at least 4.
Drive motors, after reductor slows down, drives the great wheel of both sides on driving shaft and axle thereof to rotate together, connection chain under the traction of great wheel along with rotating together.
In tank type stock screenaing apparatus provided by the invention, comprise connection chain, sprocket wheel, screen cloth, charging gear, sparge pipe, drive motors and the parts such as reductor, material-collecting funnel thereof.Charging gear comprises the first feeding pipe, the second feeding pipe, the first feed box and the second feed box, material sends into the first feed box and the second feed box respectively by the first feeding pipe and the second feeding pipe, then sends into the sieve plate of the close great wheel in the sieve plate of the close tail wheel in upper sieve and lower screen respectively.Drive motors is after reductor slows down, two sprocket wheels of both sides on driving shaft and axle thereof are driven to rotate together, two sprocket wheels that driving shaft drives are great wheel, the connection chain of multiple carrier bar composition under the traction of great wheel along with rotating together, two sprocket wheels of afterbody are tail wheel, be driven pulley, connection chain forms a closed loop through great wheel and tail wheel; Horizontal screen comprises upper sieve and lower screen, upper sieve and lower screen comprise multiple sieve plate respectively, each sieve plate is made up of screen frame and screen cloth, screen frame is fixed wtih through spring between two relative carrier bars, screen cloth is fixed in screen frame, and screen frame, along with while the moving horizontally of connection chain, also produces shake effect under the effect of spring and shift fork, to improve the movement of material on sieve plate, thus increase sieves probability thoroughly; need material to be processed through the first feeding pipe and the second feeding pipe with time Give enter the first feed box and the second feed box, material feeds in one piece of sieve plate of close great wheel in one piece of sieve plate of tail wheel and in lower screen in upper sieve through the first feed box and the second feed box respectively, along with moving horizontally of screen frame, the component permeate sieve seam being less than screen cloth sieve seam in material flows into discharge after funnel under funnel and lower screen under upper sieve becomes undersize, discharge after the head on-the-sieve material material-collecting funnel come down in torrents under the effect that in upper sieve, on sieve plate, thoroughly the material of sieve is oppositely sprayed water at gravity and the first sparge pipe when sieve plate moves to great wheel under wheel to the end and become oversize, the material in lower screen, sieve plate not sieved thoroughly is when sieve plate moves to tail wheel, discharge pour to afterbody on-the-sieve material material-collecting funnel under the effect that gravity and the second sparge pipe are oppositely sprayed water after and also become oversize, sieve plate after discharging accepts material under continuing to move to charging gear again, sieve, circulation like this is carried out.
Compared with common vibratory sieve, the present invention has the following advantages:
1.. oppositely spray water, sieve seam not easily blocks: every block sieve plate has twice reverse water horning compass screen surface within the shuttling movement cycle, and sieve seam plugging rate significantly reduces, and compared with the screening plant of equal floor space, treating capacity at least improves 2 times;
2.. treating capacity is large: sieve plate tow sides sieve simultaneously, and screening efficiency increases substantially, and the service life of compass screen surface also extends greatly, and installs, changes conveniently;
3.. the spring of setting and shift fork increase the shake of sieve plate, thus improve the mobility of material;
4.. sieve-plate aperture ratio is high, and unit are screen cloth disposal ability is large;
5.. manufacture is simple, power is little.
Tank type stock screenaing apparatus of the present invention is effective equipment of particulate slurry sieve classification, be widely used in the particulate slurry of all departments such as ore dressing, coal separation, cement, papermaking, chemical industry, drilling well by grading operation.As the classification etc. by grading, drilling mud of material before flotation in the grinding operation in ore-sorting system, Recognition Applied in Coal Preparation System.
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the front view of one embodiment of the invention;
Fig. 2 is top view embodiment illustrated in fig. 1;
Fig. 3 is the stereogram of sieve plate.
Reference numeral:
1. funnel under tail wheel 2. first feed box 3. carrier bar 4. top sieve
5. the second feed box 6. great wheel 7. head oversize material-collecting funnel
8. lower funnel 9. afterbody oversize material-collecting funnel 10. support of time sieve
11. second sparge pipe 12. shift fork 13. the 3rd sparge pipes
14. first sparge pipe 15. drive motors 16. reductor 21. sieve plates
17. head oversize material-collecting funnel outlet(discharge) flange 19. first feeding pipes
Funnel tube connector under the upper and lower sieve of 18. afterbody oversize material-collecting funnel outlet(discharge) flange 20.
22. second feeding pipe 23. spring 24. screen frame 25. screen clothes
Detailed description of the invention
The invention provides a kind of tank type stock screenaing apparatus, as shown in Figure 1-2, this device comprises the parts such as two connection chains, great wheel 6, tail wheel 1, sieve plate 21, charging gear, sparge pipe, drive motors 15, reductor 16, material-collecting funnel.Drive motors 15 is after reductor 16 slows down, two sprocket wheels of both sides on driving shaft and axle thereof are driven to rotate together, two sprocket wheels that driving shaft drives are great wheel 6, connection chain comprises multiple carrier bar 3, connection chain under the traction of great wheel 6 along with rotating together, two sprocket wheels of afterbody are tail wheel 1, and tail wheel 1 is driven pulley, and connection chain forms a closed loop through great wheel 6 and tail wheel 1.Horizontal screen comprises upper sieve and lower screen, upper sieve and lower screen comprise multiple sieve plate 21 respectively, each sieve plate 21 comprises screen frame 24 and screen cloth 25, screen frame 24 is fixed between two relative carrier bars through spring 23, screen cloth 25 is fixed in screen frame 24, shift fork 12 is separately positioned on the top of funnel under the top of funnel under top sieve and lower sieve, stirs sieve plate 21 for moving horizontally in process at sieve plate.Screen frame 24, along with while the moving horizontally of carrier bar 3, also produces shake effect under spring 23 with the effect of shift fork 12, to improve the movement of material on sieve plate 21, thus increases and thoroughly sieves probability, need material to be processed through the first feeding pipe 19 and the second feeding pipe 22, feed the first feed box 2 and the second feed box 5 respectively simultaneously, material is again in one piece of sieve plate that the first feed box 2 and the second feed box 5 feed close great wheel in one piece of sieve plate of tail wheel and in lower screen in upper sieve respectively, along with moving horizontally of screen frame 24, the component permeate sieve seam being less than screen cloth sieve seam in material flows under top sieve and discharges respectively after funnel 8 under funnel 4 and lower sieve, become undersize, also can be by after the mixing of materials in funnel 8 under funnel under top sieve 4 and lower sieve, together from upper, under lower sieve, funnel tube connector 20 is discharged, become undersize.The material that sieve plate in upper sieve does not sieve thoroughly is when sieve plate 21 moves to great wheel 6, coming down in torrents under the effect that gravity and the first sparge pipe 14 are oppositely sprayed water, the head on-the-sieve material material-collecting funnel 7 under taking turns to the end is rear discharges, become oversize, the material in lower screen, sieve plate not sieved thoroughly is when sieve plate 21 moves to tail wheel 1, discharge pour to afterbody on-the-sieve material material-collecting funnel 9 under the effect that gravity and the second sparge pipe 11 are oppositely sprayed water after, also become oversize, the first sparge pipe 14 and the second sparge pipe 11 also play the effect of cleaning screen cloth simultaneously.Under sieve plate 21 after discharging continues to move to charging gear, again accept material, sieve, so circulation is carried out.Screen cloth 25 in horizontal screen can be horizontal screen cloth, also can be curved screen.
Material after tank type stock screenaing apparatus of the present invention is separated is divided into two parts, and a part is on-the-sieve material, and a part is undersize material.On-the-sieve material is discharged respectively by head oversize material-collecting funnel 7 and afterbody oversize material-collecting funnel 9, and undersize material is discharged respectively by funnel 8 under funnel under top sieve 4 and lower sieve.
Test shows, when carrying out 120um classification, the material being less than partition size in oversize is less than 5%, illustrates that the present invention significantly improves fine classification efficiency.

Claims (8)

1. a tank type stock screenaing apparatus, comprise sieve plate and charging gear, sprocket wheel, connection chain, drive motors, reductor and material-collecting funnel, it is characterized in that: sprocket wheel comprises great wheel and tail wheel, sieve plate is fixed between two connection chains, article two, connection chain forms a closed loop through great wheel and tail wheel, and the sieve plate near great wheel in the sieve plate of tail wheel and lower screen in upper sieve sent into by material by charging gear respectively; When drive motors drives connection chain to move, upper sieve and lower screen are also along with movement, under top sieve, under funnel and lower sieve, the screenings of the screenings of upper sieve and lower screen is discharged by funnel respectively, and the oversize of the oversize of upper sieve and lower screen is discharged by head oversize material-collecting funnel and afterbody oversize material-collecting funnel respectively;
First sparge pipe and the second sparge pipe are fixed on support, first sparge pipe is oppositely sprayed water for the oversize of upper sieve is ejected into head oversize material-collecting funnel, and the second sparge pipe is oppositely sprayed water for the oversize of lower screen is ejected into afterbody oversize material-collecting funnel;
Upper sieve and lower screen at least comprise 2 sieve plates respectively, and connection chain comprises multiple carrier bar, and the quantity of carrier bar is consistent with the quantity of sieve plate;
Each sieve plate comprises screen frame and screen cloth, and screen cloth is fixed in screen frame, and screen frame is connected with the carrier bar of both sides by elastomeric element;
Shift fork is separately positioned on the top of funnel under the top of funnel under top sieve and lower sieve, stirs sieve plate for moving horizontally in process at sieve plate;
At interval of one piece of sieve plate, a shift fork is set.
2. tank type stock screenaing apparatus according to claim 1, is characterized in that: when drive motors drives the connection chain motion forming closed loop, upper sieve moves from left to right, and lower screen moves from right to left.
3. tank type stock screenaing apparatus according to claim 1, is characterized in that: elastomeric element is spring.
4. tank type stock screenaing apparatus according to claim 1, it is characterized in that: charging gear comprises the first feed box and the second feed box, material enters the sieve plate near great wheel in the sieve plate of tail wheel and lower screen in upper sieve respectively by the first feed box and the second feed box.
5. tank type stock screenaing apparatus according to claim 4, is characterized in that: charging gear comprises the first feeding pipe and the second feeding pipe, and material enters the first feed box and the second feed box respectively by the first feeding pipe and the second feeding pipe.
6. the tank type stock screenaing apparatus according to any one of claim 1 to 5, is characterized in that: the 3rd sparge pipe is separately positioned on the top of upper sieve and the top of lower screen, is respectively used to spray the material in upper sieve and the material in lower screen.
7. tank type stock screenaing apparatus according to claim 6, is characterized in that: the quantity of the 3rd sparge pipe is at least 4.
8. the tank type stock screenaing apparatus according to any one of claim 1 to 5, is characterized in that: drive motors, after reductor slows down, drives the great wheel of both sides on driving shaft and axle thereof to rotate together, connection chain under the traction of great wheel along with rotating together.
CN201210050894.6A 2012-03-01 2012-03-01 Tank type stock screenaing apparatus Active CN103286063B (en)

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Publication number Priority date Publication date Assignee Title
CN105107728B (en) * 2015-09-22 2017-05-31 青岛野长海参科技股份有限公司 A kind of Matter Transfer guipure multi-layer classification vibratory sieve
CN109852369A (en) * 2018-12-31 2019-06-07 河南祥盛陶粒有限公司 High-intensitive laminated quartz sand, preparation process and equipment

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Publication number Priority date Publication date Assignee Title
GB2354503A (en) * 1999-09-24 2001-03-28 Dosco Overseas Eng Ltd Conveyor screen
AU5595001A (en) * 2000-07-26 2002-01-31 Leslie Donald Dunn Scalping/grizzly ascending feeder apparatus
CN2625059Y (en) * 2003-05-14 2004-07-14 王生 Suspended rotary swing desliming sieve
CN200960505Y (en) * 2006-10-26 2007-10-17 韩强 Self-cleaning vibrating sieve
CN202447280U (en) * 2012-03-01 2012-09-26 符世琛 Tank-type size screening device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4869721A (en) * 1986-02-12 1989-09-26 Karpisek Ladislav Stephan Flow regulator for liquids
EP1017512B1 (en) * 1997-04-01 2002-07-17 Anglo American Research Laboratories (Proprietary) Limited Particle separator including continuous train of separating pans

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2354503A (en) * 1999-09-24 2001-03-28 Dosco Overseas Eng Ltd Conveyor screen
AU5595001A (en) * 2000-07-26 2002-01-31 Leslie Donald Dunn Scalping/grizzly ascending feeder apparatus
CN2625059Y (en) * 2003-05-14 2004-07-14 王生 Suspended rotary swing desliming sieve
CN200960505Y (en) * 2006-10-26 2007-10-17 韩强 Self-cleaning vibrating sieve
CN202447280U (en) * 2012-03-01 2012-09-26 符世琛 Tank-type size screening device

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