CN103697679B - Solid-liquid separation dehydration desiccation integral machine - Google Patents
Solid-liquid separation dehydration desiccation integral machine Download PDFInfo
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- CN103697679B CN103697679B CN201310691500.XA CN201310691500A CN103697679B CN 103697679 B CN103697679 B CN 103697679B CN 201310691500 A CN201310691500 A CN 201310691500A CN 103697679 B CN103697679 B CN 103697679B
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Abstract
A kind of solid-liquid separation dehydration desiccation integral machine, comprises cylindrical shell and spiral propeller; Spiral propeller is arranged in cylindrical shell, spiral propeller is made up of rotating shaft, helical blade, feed worm and screw rod of slagging tap, feed worm and screw rod of slagging tap are connected to the two ends of rotating shaft, feed worm and screw rod of slagging tap are arranged on two ends of cylindrical shell respectively, feed worm and screw rod of slagging tap engage with the threaded hole at cylindrical shell both ends respectively, be provided with in rotating shaft and inlet channel and venthole, the outer race of helical blade is equipped with mutually stackedly determines filter disc and dynamic filter; Cylindrical shell both ends are provided with charging aperture and slag notch; Cylindrical shell is provided with delivery port and vacuum port.This all-in-one by screw extrusion, vacuum draw and negative pressure evaporation and high temperature drying, makes the moisture in material leach fast, and makes filter residue mummification, improve the efficiency of Separation of Solid and Liquid, Separation of Solid and Liquid effective, makes body refuse moisture content be reduced to 30-55%.
Description
Technical field
The present invention relates to a kind of for the device to the capable drying and dehydrating process of water-containing materials, belong to solid-liquid separation technique field.
Background technology
The material (mud) with higher moisture is produced in the production process of the industry such as food, beverage, chemical industry, leather, wlding, papermaking, printing and dyeing, pharmacy, municipal wastewater process engineering or sewage disposal system, the dehydration equipment all will using Separation of Solid and Liquid carries out processed, and application is at present folded spiral shell machine (i.e. folded spiral shell formula dewaterer) more widely.The folded spiral shell main body of folded spiral shell machine be by retainer ring and travelling ring mutually stacked, helical axis runs through the filter wherein formed, leading portion is concentrating part, back segment is de-watering section, have compact to design, be convenient to maintenance and change, should not block, the feature such as power consumption is low, fault is few, handling safety, long service life.When helical axis rotates, be located at the multiple retainer ring of helical axis periphery and travelling ring relative movement, under gravity, water leaches from the folded czermak space of relative movement, realizes rapid concentration.Through concentrated material along with the rotation of helical axis is constantly moved forward; Along cake outlet direction, the pitch of helical axis diminishes gradually, and the gap between ring and ring also diminishes gradually, and the volume of helical cavity constantly shrinks; Press in exit and strengthen gradually, under at helical axis, running promotes continuously successively, the moisture in material is squeezed discharge, and filter cake solid content constantly raises, and finally realizes the continuous dehydration of material.Being rotated in of helical axis promotes while material is transported to de-watering section from concentrating part, promotes travelling ring and constantly rotate, drive retainer ring cleaning filter seam, prevent blocking, have self-cleaning function.But in the mud cake after being dewatered by folded spiral shell machine, moisture content is still higher, reach 70-85%, and efficiency is lower.
Vacuum hydroextractor is also a kind of dehydration equipment, comprise hollow rotary drum and extract system and transmission device, hollow rotary drum part is immersed in material trough, and rotary drum is made up of the many and segment interval connect, surface coverage one deck filter cloth, the pipe in each interval is connected on dispensing head.During drum rotating, due to vacuum action, make mineralization pressure inside and outside rotary drum poor, impel material to be adsorbed on filter cloth, liquid is flowed out along vacuum pipe by filter cloth, makes the material be adsorbed on rotary drum carry out drying by vacuumizing continuously, form filter cake, by doctor blade device, filter cake is come off from filter cloth.This vacuum hydroextractor filter cake reset procedure is complicated, and in mud cake, moisture content is still higher, and dewatering efficiency is lower.
CN101200342 disclosed " a kind of press type material dehydrating device and method of work thereof ", device comprises frame, material cylinder and hydraulic jack, and material cylinder and hydraulic jack are all arranged in frame, and hydraulic jack is positioned at above material cylinder or below material cylinder; Material cylinder is tubular material cylinder, the upper end open of material cylinder, and lower end seals, and apopore is distributed in material cylinder sidewall; Material cylinder upper end is provided with and expects the pressing plate that cylinder bore matches, and the back side of pressing plate is connected with the piston of hydraulic jack or upper rack slide plate; Frame is provided with locator; Material cylinder is fixedly mounted on the chassis of frame, and material cylinder top is provided with charging aperture; Material cylinder bottom portion is provided with water retaining disk; Hydraulic jack is provided with hydraulic oil oil pipe.Primer fluid compressing cylinder, piston driving pressing plate motion or drive material cylinder in material cylinder of hydraulic jack move upward, and apply pressure, are repeatedly squeezed by pressing plate to the material in material cylinder, reduction material moisture to the material in material cylinder.Due to the characteristic that moisture is combined with material particles, the dewater unit of this employing mechanical means has certain restriction, and dehydrating effect is difficult to meet the demands.
Summary of the invention
The present invention is directed to existing solid-liquid separation dehydration technology Problems existing, the solid-liquid separation dehydration desiccation integral machine providing a kind of good effect of separating solid from liquid, efficiency high.
Solid-liquid separation dehydration desiccation integral machine of the present invention, by the following technical solutions:
This all-in-one, comprises cylindrical shell and spiral propeller, spiral propeller is arranged in cylindrical shell, spiral propeller is by rotating shaft, helical blade, feed worm and screw rod composition of slagging tap, feed worm and screw rod of slagging tap are connected to the two ends of rotating shaft, feed worm is connected with transmission mechanism with one of screw rod of slagging tap, the inside of another screw rod is provided with air admission hole, feed worm and screw rod of slagging tap are arranged on two ends of cylindrical shell respectively, cylindrical shell both ends are equipped with threaded hole, feed worm and screw rod of slagging tap engage with the threaded hole at cylindrical shell both ends respectively, the inlet channel be communicated with air admission hole is provided with in rotating shaft, rotating shaft outer wall is distributed with the venthole be communicated with inlet channel, helical blade is arranged in rotating shaft, the outer race of helical blade is equipped with mutually stackedly determines filter disc and dynamic filter, determine filter disc and wear string together and be fixed on cylindrical shell two ends, determine for adjacent two between filter disc, to arrange a dynamic filter, adjacent determines formation filter seam between filter disc and dynamic filter, an end of cylindrical shell is provided with charging aperture, and the other end is provided with slag notch, cylindrical shell is provided with delivery port and vacuum port.
Cylindrical shell is made up of can, front stall and back seat, and can is connected between front stall and back seat.
The pitch of helical blade arranges charging aperture one end along cylindrical shell and diminishes gradually to the direction setting out cinder notch one end.
Determine the direction that the filter seam between filter disc and dynamic filter arranges end to the end setting out cinder notch of charging aperture along cylindrical shell to diminish gradually.
Feed worm and screw rod of slagging tap are the single thread bar of circular cross-section, and correspondingly the threaded hole at cylindrical shell both ends is twin-feed spiral hole.Another kind, feed worm and screw rod of slagging tap are the twin-feed spiral bar of elliptic cross-section, and correspondingly the threaded hole at cylindrical shell both ends is three threaded hole.
Spiral propeller is driven by transmission mechanism and rotates, feed worm and screw rod of slagging tap do gyration, water-containing materials is entered by charging aperture, the threaded hole that feed worm engages with it engages formation annular seal space continuously, do at the uniform velocity axially-movable to these annular seal space constancies of volume, material is delivered in cylindrical shell by charging aperture, is constantly promoted forward by helical blade in cylindrical shell; Temperature enters screw rod at the gas (air or other gas) of 50 DEG C-800 DEG C by air admission hole and inlet channel, and enter inner barrel by the venthole be distributed in rotating shaft, fully stir with material and mix, break the water body be lockable in material, water in material is fully leached, and part water is by high-temperature gas heating evaporation; Determine filter disc and dynamic filter relative movement, the water in material leaches from the filter seam determined between filter disc and dynamic filter simultaneously; Bled to inner barrel by vacuum port simultaneously, make inner barrel be in vacuum negative pressure condition, reduce the boiling point of water in material, accelerate the evaporation of moisture in material, the water leached is discharged by delivery port; By determined filter disc and dynamic filter dehydration and high temperature mummification after material formed filter residue, the threaded hole that screw rod of slagging tap engages with it engages formation annular seal space continuously, does at the uniform velocity axially-movable to these annular seal space constancies of volume, filter residue by be delivered in cylindrical shell slag notch discharge.
The present invention, by spiral propeller conveying extruding, vacuum draw and negative pressure evaporation and high temperature drying, makes the moisture in material leach fast, and makes filter residue mummification, improve the efficiency of Separation of Solid and Liquid, Separation of Solid and Liquid effective, makes body refuse moisture content be reduced to 30-55%.
Accompanying drawing explanation
Accompanying drawing is the structural representation of solid-liquid separation dehydration desiccation integral machine of the present invention.
In figure: 1. back seat, 2. rotating shaft, 3. determine filter disc, 4. dynamic filter, 5. helical blade, 6. venthole, 7. charging aperture, 8. slag notch, 9. can, 10. delivery port, 11. vacuum ports, 12. front stalls, 13. air admission holes, 14. reductors, 15. bushing for feedings, 16. slag tap lining, 17. supports, and 18. slag tap screw rod, 19. feed worms, 20. connecting rods, 21. inlet channels.
Detailed description of the invention
As shown in drawings, solid-liquid separation dehydration desiccation integral machine of the present invention, mainly comprise cylindrical shell and spiral propeller, spiral propeller is arranged in cylindrical shell.Cylindrical shell is by can 9, front stall 12(barrel front end portion) and back seat 1(cylinder back-end portion) form, the two ends of can 9 are respectively arranged with front stall 12 and back seat 1, and can 9 is connected between front stall 12 and back seat 1.Spiral propeller is made up of rotating shaft 2, helical blade 5, feed worm 19 and screw rod 18 of slagging tap, feed worm 19 and screw rod 18 of slagging tap are connected to the two ends of rotating shaft 2, feed worm 19 and screw rod 18 of slagging tap are arranged on front stall 12 and back seat 1 respectively by bearing, bushing for feeding 15 is provided with, back seat 1 and slag tap between screw rod 18 and be provided with lining 16 of slagging tap between front stall 12 and feed worm 19.The endoporus of bushing for feeding 15 and lining 16 of slagging tap is threaded hole, feed worm 19 engages with the threaded hole in bushing for feeding 15 (feed worm 19 and bushing for feeding 15 are equivalent to rotor in single-screw (single screw) pump and stator), and screw rod 18 of slagging tap engages with the threaded hole of slagging tap in lining 16.A kind of structure of feed worm 19 and screw rod 18 of slagging tap is the single thread bar of circular cross-section, and correspondingly the endoporus of bushing for feeding 15 and lining 16 of slagging tap is twin-feed spiral hole.The another kind of structure of feed worm and screw rod of slagging tap is the twin-feed spiral bar of elliptic cross-section, and correspondingly the endoporus of bushing for feeding 15 and lining 16 of slagging tap is three threaded hole.Feed worm 19 and screw rod 18 of slagging tap are for metal material, and bushing for feeding 15 and lining 16 of slagging tap are made for rubber.When feed worm 19 makes planet gyration around bushing for feeding 15 center, both engage formation annular seal space continuously, do at the uniform velocity axially-movable to these annular seal space constancies of volume, material is delivered in cylindrical shell 1 by charging aperture 7.When screw rod 18 of slagging tap lay out slag lining 16 center make planet gyration time, both engage formation annular seal space continuously, do at the uniform velocity axially-movable to these annular seal space constancies of volume, material is delivered to slag notch 8 by cylindrical shell 1.
Rotating shaft 2 is provided with helical blade 5, the pitch of helical blade 5 diminishes gradually along the direction of front stall 12 to back seat 1.The inside of screw rod 2 is provided with inlet channel 21, the outer wall of screw rod 2 is distributed with the venthole 6 be communicated with inlet channel.Feed worm 19 stretches out front stall 12, and is connected with transmission mechanism, and to drive screw rod 2, feed worm 19 to rotate together with screw rod 18 of slagging tap, transmission mechanism can be reductor 14, also can be V belt translation or Chain conveyer.Screw rod 18 of slagging tap stretches out back seat 1, and the inside of screw rod 18 of slagging tap is provided with air admission hole 13, and air admission hole 13 is communicated with the inlet channel 21 of screw rod 2 inside.Also can be provided with air admission hole 13 in the inside of feed worm 19, the screw rod 18 that makes to slag tap is connected with transmission mechanism.The outer race of helical blade 5 is equipped with mutually stackedly determines filter disc 3 and dynamic filter 4, each is determined filter disc 3 and is connected on connecting rod 20, the two ends of connecting rod 20 are separately fixed on front stall 12 and back seat 1, determine for adjacent two between filter disc, to arrange a dynamic filter, adjacent determine between filter disc and dynamic filter, to form filter seam, determine the direction that the filter between filter disc and dynamic filter stitches along front stall 12 to back seat 1 and diminish gradually.The outside being positioned at bushing for feeding 15 between feed worm 19 and front stall 12 is provided with a feed cavity, and top front stall 12 being positioned at this feed cavity is provided with charging aperture 7.The outside being positioned at lining 16 of slagging tap between screw rod 18 and back seat 1 of slagging tap is provided with a tapping chamber, and below back seat 1 being positioned at this tapping chamber is provided with slag notch 8.The bottom of can 9 is provided with delivery port 10, and can 9 is also provided with vacuum port 11.Front stall 12, back seat 1 and can 9 form a closed cylinder, and sealed by bushing for feeding 15 and lining 16 of slagging tap, outwards can only be bled by vacuum port 11, the helical blade 5 in rotating shaft 2 and helical blade 5 outside mutually stacked determines filter disc 3 and dynamic filter 4 is all in this closed barrel.
For the ease of by bleeding in vacuum port 11 pairs of cylindrical shells, make it be in vacuum state, at delivery port 10, place is provided with water seal.Delivery port 10 and vacuum port 11 also can be one, namely using delivery port 10 simultaneously as vacuum port, can not water seal be established like this.
For the ease of water outlet, the bottom of back seat 1 is provided with support 17, the support of a height lower than support 17 is also set in the bottom of front stall 12, make can 9, front stall 12, back seat 1 and screw rod 2 all be in the high heeling condition of front stall 12 end back seat 1.
The course of work of above-mentioned solid-liquid separation dehydration desiccation integral machine is as described below:
Reductor 14 drives together with feed worm 19, rotating shaft 2 and screw rod 18 of slagging tap and rotates.Water-containing materials is entered by charging aperture 7, fall into feed cavity, feed worm 19 engages continuously with bushing for feeding 15 and forms annular seal space, do at the uniform velocity axially-movable to these annular seal space constancies of volume, material is delivered in cylindrical shell 1 by charging aperture 7, contacts with bushing for feeding 15 all the time when feed worm 19 rotates and seal.The air that temperature (is generally 50-800 DEG C) more than 50 DEG C or other gas, enter rotating shaft 2 by air admission hole 13 and inlet channel 14, and entered by the venthole 6 be distributed in rotating shaft 2 and stacked determine filter disc and dynamic filter is inner; By vacuum port 11, the gas of inner barrel is discharged simultaneously, reach vacuum negative pressure condition.Helical blade 5 drives dynamic filter to move, dynamic filter with determine filter disc relative movement, water in material from the dynamic filter of relative movement with determine to be leached fast filter disc gap, material is constantly promoted forward by helical blade 5 along with the rotation of rotating shaft 2, fully mix with high-temperature gas simultaneously, stir material, break the water body be lockable in material, heated while water in material is filtered off, moisture is evaporated.Under gravity and vacuum action, water is discharged by delivery port 10.By determined filter disc and dynamic filter dehydration and high temperature mummification after material formation filter residue.Screw rod 18 of slagging tap engages continuously with slag lining 16 and forms annular seal space, does at the uniform velocity axially-movable to these annular seal space constancies of volume, and filter residue is discharged by being delivered to slag notch 8 in cylindrical shell 1.
Claims (1)
1. a solid-liquid separation dehydration desiccation integral machine, comprises cylindrical shell and spiral propeller, it is characterized in that: spiral propeller is arranged in cylindrical shell, spiral propeller is by rotating shaft, helical blade, feed worm and screw rod composition of slagging tap, feed worm and screw rod of slagging tap are connected to the two ends of rotating shaft, feed worm is connected with transmission mechanism with one of screw rod of slagging tap, the inside of another screw rod is provided with air admission hole, feed worm and screw rod of slagging tap are arranged on two ends of cylindrical shell respectively, cylindrical shell both ends are equipped with threaded hole, feed worm and screw rod of slagging tap engage with the threaded hole at cylindrical shell both ends respectively, the inlet channel be communicated with air admission hole is provided with in rotating shaft, rotating shaft outer wall is distributed with the venthole be communicated with inlet channel, helical blade is arranged in rotating shaft, the outer race of helical blade is equipped with mutually stackedly determines filter disc and dynamic filter, determine filter disc and wear string together and be fixed on cylindrical shell two ends, determine for adjacent two between filter disc, to arrange a dynamic filter, adjacent determines formation filter seam between filter disc and dynamic filter, an end of cylindrical shell is provided with charging aperture, and the other end is provided with slag notch, cylindrical shell is provided with delivery port and vacuum port,
Spiral propeller is driven by transmission mechanism and rotates, feed worm and screw rod of slagging tap do gyration, water-containing materials is entered by charging aperture, the threaded hole that feed worm engages with it engages formation annular seal space continuously, do at the uniform velocity axially-movable to these annular seal space constancies of volume, material is delivered in cylindrical shell by charging aperture, is constantly promoted forward by helical blade in cylindrical shell; Temperature enters screw rod at the gas of 50 DEG C-800 DEG C by air admission hole and inlet channel, and enter inner barrel by the venthole be distributed in rotating shaft, fully stir with material and mix, break the water body be lockable in material, water in material is fully leached, and part water is by high-temperature gas heating evaporation; Determine filter disc and dynamic filter relative movement, the water in material leaches from the filter seam determined between filter disc and dynamic filter simultaneously; Bled to inner barrel by vacuum port simultaneously, make inner barrel be in vacuum negative pressure condition, reduce the boiling point of water in material, accelerate the evaporation of moisture in material, the water leached is discharged by delivery port; By determined filter disc and dynamic filter dehydration and high temperature mummification after material formed filter residue, the threaded hole that screw rod of slagging tap engages with it engages formation annular seal space continuously, does at the uniform velocity axially-movable to these annular seal space constancies of volume, filter residue by be delivered in cylindrical shell slag notch discharge.
2. solid-liquid separation dehydration desiccation integral machine according to claim 1, it is characterized in that: described cylindrical shell is made up of can, front stall and back seat, can is connected between front stall and back seat; Feed worm and screw rod of slagging tap are the single thread bar of circular cross-section, and the endoporus of bushing for feeding and lining of slagging tap is twin-feed spiral hole.
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| CN201310691500.XA CN103697679B (en) | 2013-12-17 | 2013-12-17 | Solid-liquid separation dehydration desiccation integral machine |
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| CN201310691500.XA CN103697679B (en) | 2013-12-17 | 2013-12-17 | Solid-liquid separation dehydration desiccation integral machine |
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| CN104788136A (en) * | 2015-04-17 | 2015-07-22 | 安徽省蚌埠市中远肥业有限公司 | Urine humic acid reactor for active humic acid organic fertilizer production |
| CN104896890B (en) * | 2015-06-12 | 2017-07-14 | 山东省科学院新材料研究所 | A kind of rubbish automatic water-removing processing method |
| CN106390555B (en) * | 2016-10-11 | 2018-12-11 | 鹤壁职业技术学院 | A kind of screw extrusion automatic dewatering unit |
| CN110341229B (en) * | 2018-04-02 | 2021-09-07 | 中机华丰（北京）科技有限公司 | Soft extrusion spiral solid-liquid separation device |
| CN108409367B (en) * | 2018-06-14 | 2021-05-25 | 郑美花 | Fertile drying device of biological fungus |
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| CN117138985B (en) * | 2023-10-31 | 2023-12-29 | 南通新倍涛生物科技有限公司 | Solid-liquid separation device for food additive raw material treatment |
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Effective date of registration: 20180228 Address after: 250101 Ji'nan hi tech Zone, Shandong Province, No. 4733 A2-1 Patentee after: Shandong Xu China Environmental Protection Technology Co., Ltd. Address before: 250101 Shandong Province, Ji'nan City Industrial Road No. 100 building room 12B01 Shandong Fengrun Yilong Environmental Protection Engineering Co. Ltd. Patentee before: Xu Zhonghua |
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