CN101898863A - Easily-maintainable overlapping screwed sludge dewatering equipment - Google Patents
Easily-maintainable overlapping screwed sludge dewatering equipment Download PDFInfo
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- CN101898863A CN101898863A CN2010102503717A CN201010250371A CN101898863A CN 101898863 A CN101898863 A CN 101898863A CN 2010102503717 A CN2010102503717 A CN 2010102503717A CN 201010250371 A CN201010250371 A CN 201010250371A CN 101898863 A CN101898863 A CN 101898863A
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- Prior art keywords
- stator
- screw shaft
- maintainable
- sludge dewatering
- dewatering equipment
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Links
- 239000010802 sludge Substances 0.000 title claims abstract description 21
- 230000000694 effects Effects 0.000 claims description 9
- 208000005168 Intussusception Diseases 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000003068 static effect Effects 0.000 abstract 3
- 230000007547 defect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 210000002435 tendon Anatomy 0.000 description 9
- 239000010865 sewage Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000003475 lamination Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The invention discloses easily-maintainable overlapping screwed sludge dewatering equipment aiming at the defects existing in the prior art. The equipment comprises a base, a screw shaft with spiral blades, a motor driving the spiral shaft to rotate and a filter disk assembly which is overlapped on the periphery of the spiral shaft, wherein the filter disk assembly consists of a plurality of sector annular static disks and movable disks which are crossly and alternately arranged in the axial direction; and the sector annular static disks and movable disks respectively pass through a corresponding support rod to ensure that the static disks on the same axial longitudinal section and the movable disks on the same axial longitudinal section form an annular shape. The equipment has the characteristics of easy manufacturing and installation, less generated scraps, lower manufacturing cost, quick and convenient replacement of the movable filter disk without detaching the spiral shaft after the movable disks are broken and more convenient maintenance.
Description
Technical field
The present invention relates to a kind of sludge dehydration device, relate in particular to a kind of folded spiral shell formula sludge dewatering equipment.
Background technology
At present, in the improvement and processing of sewage, the Selection and Design of sewage water extracter is extremely crucial.Traditional sewage water extracter comprises plate and frame(type)filter press, band filter, centrifugal filters etc. are exactly that its filter cloth, strainer easily take place to stop up or damage but these water extracters have a tangible deficiency, or energy consumption cost is higher and influenced the waste water control final effect.
For improving the sewage sludge treatment effect, many enterprises and technician thereof have carried out a large amount of improvement research to the sewage dewatering unit, developed a kind of folded spiral shell formula sludge dewatering equipment, design concept is a group or several groups of filtering units that are made of spiral impeller-hub, multiple fixedly lamination and the multiple lamination that moves about, each group filtering unit all divides enriching section and dewatering period two portions, mud cake outlet from the sewage import of enriching section to dewatering period, the pitch of screw shaft diminishes gradually, and set collar and the gap of moving about between the ring also diminish gradually.The sludge outlet place is provided with the back pressure plate, with the pressure in the adjusting screw chamber.This folded spiral shell formula sludge dewatering equipment is finished concentrated being operated in one with press dewatering of mud: when the spiral impeller-hub rotates, the multiple lamination of living admittedly that is located at the impeller-hub periphery relatively moves, under the action of gravity, water leaches from the lamination gap that relatively moves, and realizes concentrating fast; The spissated mud of process is along with the rotation of screw shaft is constantly moved forward; Along the mud cake Way out, the pitch of screw shaft diminishes gradually, gap between ring and the ring also diminishes gradually, the volume of helical cavity constantly shrinks, and under the effect of exit back pressure plate, interior pressure strengthens gradually, under spiral impeller-hub continuous operation successively promotes, the discharge that is squeezed of moisture in the mud, the filter cake solid content constantly raises, and finally realizes the continuously dehydrating of mud; The rotation of screw shaft, the ring that promotes to move about constantly rotates, and equipment relies on set collar and the mobile realization successive cleaning process between the ring of moving about, thereby has avoided the ubiquitous blockage problem of conventional dehydration machine dexterously; Thereby traditional filter cloth and centrifugal filter type have been replaced with the delicate filter bulk-mode of uniqueness.
Part unit and contriver also with regard to the relevant research and development achievement application of folding the spiral shell water extracter patent.More representational patent application technology has: Zhejiang Dean New Technology Development Co., Ltd proposed the utility application (number of patent application is 200810162472.1) of " helix extrusion type sludge dehydrator " by name on November 14th, 2008, its technical scheme comprises support, water entering section, mud extraction portion, outlet part, screw shaft and be provided with and the filter disk assembly formed by the quiet filter disc of a plurality of annulars and annular dynamic filter transpostion interval, wherein, the all relative support of each quiet filter disc is fixed, each dynamic filter can be followed the spacing swing up and down that screw shaft is made relative support by the drive of a transmission rig, and the spacing between two adjacent quiet filter discs is slightly larger than the thickness of dynamic filter and forms the gap that water supply stream passes through between quiet filter disc and dynamic filter.The major advantage of this technical scheme is that water outlet is directly flowed out from the gap of filter disk assembly, avoid the abrasive action of mud to quiet filter disc and dynamic filter, device is longer work-ing life, this device adopts a propulsion source just can realize solid-liquid separation simultaneously, energy consumption is lower, and parts are provided with convenience, simple in structure, are easy to actual enforcement.
After this, Zhejiang Dean New Technology Development Co., Ltd has proposed the application for a patent for invention (number of patent application is 201010108726.9) of " a kind of helix extrusion type sludge dehydrator " by name again on February 8th, 2010, its technical scheme is all to be distributed with a plurality of first friction convex tendons on the two sides of each dynamic filter along the even compartment of terrain of circumference, the spacing of adjacent two first friction convex tendons is greater than the width of the first friction convex tendon itself, also be distributed with a plurality of second friction convex tendons on the two sides of each quiet filter disc along the even compartment of terrain of circumference, the spacing of adjacent two second friction convex tendons is greater than the width of the second friction convex tendon itself.The major advantage of this technical scheme is: the friction of first on dynamic filter convex tendon can rub with adjacent quiet filter disc contacts side surfaces, the first friction convex tendon can scrape mud, simultaneously, the second friction convex tendon of quiet filter disc also can scrape mud, has solved the blockage problem between dynamic filter and the quiet filter disc well; And guaranteed the spacing between dynamic filter and the quiet filter disc effectively, guaranteed that the sludge dewatering equipment water outlet is smooth and easy.
In addition, Shanghai has proposed " folded spiral shell formula sludge dewatering equipment " by name patent application (number of patent application is 200920208027.4) with minister Environmental Protection Technology Co., Ltd on August 18th, 2009, its technical scheme comprises shell, retaining plate, portable plate, screw shaft, flight, screw rod, adjust piece, the filtrate retrieving arrangement, give mud box, the spoil disposal case, variable-frequency motor and guide arrangement, the several ringlike retaining plate of the space of portion's arrangement in the enclosure becomes concentric shape with the ring-type portable plate, screw rod is through the adjustment piece at each retaining plate edge, screw shaft is through the circle centre position of each retaining plate and portable plate, is furnished with axial incorporate flight above the screw shaft, be provided with about it and give mud box and spoil disposal case, and at screw shaft one side connection variable-frequency motor, below the spoil disposal case guide arrangement is set, several retaining plate belows are provided with the filtrate retrieving arrangement.The major advantage of this technical scheme is to reduce the tooling cost of retaining plate and portable plate simultaneously to large scale development, thereby fundamentally reduces manufacturing cost of the present invention.
Or similar techniques scheme identical with above-mentioned patent application technology also has a lot, be to have his own strong points, how the dynamic filter life-time service carries out this key issue of quick and convenient replacing after damaging in the water extracter but fail all the time to solve, and the too high problem of the tooling cost of filter disc also fails to be solved preferably.
Summary of the invention
Problem to be solved by this invention is to overcome weak point of the prior art, and the spiral sludge dewatering equipment of the lower and easy maintenance of a kind of manufacturing cost is provided, and need not to dismantle screw shaft after its long-term operation filter disc is damaged and can change filter disc quickly and easily.
For achieving the above object, the present invention is achieved by the following technical solutions: a kind of easily-maintainable overlapping screwed sludge dewatering equipment, comprise support, have the screw shaft of spiral blade, the motor that drives this screw shaft rotation and intussusception in the filter disk assembly of screw shaft periphery, described filter disk assembly is made up of at fan-shaped ring stator and moving plates that the axial direction due transpostion interval is provided with several, described fan-shaped ring stator and moving plate respectively on corresponding back shaft and make the stator that is in same axial vertical section keep symmetry, the stator formation that is in same axial vertical section is circular.
As a further improvement on the present invention, described back shaft and screw shaft keeping parallelism, its two ends activity is fixed on the support, described fan-shaped ring stator both sides respectively have the pilot hole that passes for the stator back shaft, described fan-shaped ring moving plate middle portion has the pilot hole that passes for the moving plate back shaft, described stator back shaft, moving plate back shaft respectively be 4 and respectively with screw shaft central axis keeping parallelism.
Further improve as the present invention, every two adjacent intervals of deciding between the filter disc are slightly larger than the thickness that is installed in dynamic filter therebetween.Described every two adjacent intervals of deciding between the filter disc are more little the closer to mud extraction portion.
Principle of work of the present invention: the sewage of band mud enters the screw shaft periphery from water-in, screw shaft is slowly rotation under the driving of motor, under the effect of screw shaft blade, sewage progressively advances to sludge outlet from the back, and in this course, the pitch of screw shaft blade diminishes from back to front gradually, can progressively push ahead and push when screw shaft is rotated by certain orientation to be positioned at its peripheral sewage.At this moment in the filter disk assembly of intussusception spiral shaft vane periphery, because two filter discs of deciding between adjacent exist the gap, its gap is slightly larger than the thickness that is installed in moving plate wherein again, thereby form a trickle time of filtration, water droplet promptly is extruded into the filter disk assembly periphery and splashes in the tank from these time of filtration.Simultaneously, under the promotion of screw shaft, the moving plate that is applied on the moving plate back shaft swings back and forth around the moving plate back shaft, and the self-stip effect is played in the gap between moving plate and the stator.
Adopt technique scheme, make the present invention have following advantage:
1, processing is more convenient.All moving plates and stator are the fan-shaped ring structure among the present invention, and all stators and moving plate integral body must be processed as annulus before this, and Comparatively speaking the present invention makes conveniently, and can reduce the generation of waste material greatly, helps saving manufacturing cost.
2, be more conducive to installation and maintenance.Thousands of filter rings must be installed on the screw shaft in the past, assemble extremely difficult.The present invention then be with fan-shaped ring filter disc one by one be applied in respectively surround again on the back shaft circular, in case certain moving plate in the water extracter is damaged, the back shaft that only needs to run through this moving plate is extracted laggard action sheet replacing out, and need not to dismantle screw shaft in the water extracter, make safeguard simple and easy more convenient.
3, treatment effect is better.When adopting annular stator and moving plate, what the axle rotation drove is whole annulus in the past, and frictional force is bigger, and frictional force greatly reduces after changing the fan-shaped ring structure into, and treatment effect greatly promotes, and has reduced energy consumption.
Description of drawings
Fig. 1 is the contour structures synoptic diagram of the embodiment of the invention;
Fig. 2 faces diagrammatic cross-section for the profile of the embodiment of the invention;
Fig. 3 is the local enlarged diagram (display part stator, moving plate, stator back shaft, moving plate back shaft) of Fig. 1;
Fig. 4 is the assembling synoptic diagram of moving plate, stator;
Fig. 5 is the structural representation of stator in the embodiment of the invention;
Fig. 6 is the structural representation of moving plate in the embodiment of the invention;
Fig. 7 is the structural representation of screw shaft in the embodiment of the invention.
Embodiment
As Fig. 1～shown in Figure 5, this easy care is folded spiral shell formula sludge dewatering equipment, comprise support 1, screw shaft 2 with spiral blade, drive motor 3 that this screw shaft rotates and intussusception in the filter disk assembly of screw shaft periphery, wherein filter disk assembly is made up of at fan-shaped ring stator 5 and moving plate 6 that the axial direction due transpostion interval is provided with several, the spiral shaft vane periphery is provided with 8 back shafts 7 or 8 that parallel with the screw shaft central axis, every described fan-shaped ring stator both sides have the pilot hole that passes for stator back shaft 7, described fan-shaped ring moving plate middle portion has the pilot hole that passes for moving plate back shaft 8, on, each stator back shaft 7 passes respectively on the fan-shaped ring stator down, following both sides make two groups of stators 5 be symmetrically fixed on screw shaft central axis both sides and are semicircular and be trapped among the screw shaft periphery that 4 moving plate back shafts 8 pass fan-shaped ring moving plate 6 intermediary pilot holes respectively makes 4 groups of moving plates 6 also be trapped among the screw shaft periphery in the form of a ring around being symmetrically fixed on screw shaft 2 central axis.Fan-shaped ring stator 5 is to intersect with fan-shaped ring moving plate 6 arranges that at interval between every two adjacent stators 5 moving plate 6 is installed, the thickness of moving plate 6 is slightly less than two intervals between the stator 5.Interval between described every adjacent two stators 5 is more little the closer to mud extraction portion.
Above-described only is preferred implementation of the present invention, should be understood that, for the person of ordinary skill of the art, under the prerequisite that does not break away from the invention design, can also make some distortion and improvement, guaranteeing that as stator and moving plate moving plate can center on back shaft and do this precondition that swings back and forth, it can also be that other are irregularly shaped that its structural shape is not limited only to fan-shaped ring, supports
Axle also not only is confined to 8, the quiet filter disk assembly of intussusception in the spiral shaft vane periphery also can be not only that 2 groups, dynamic filter group also not only are confined to 4 groups, adjacent two objects of deciding also can be provided with between the filter disc spacer sleeve and so on come gap size is adjusted, the motor that drives screw shaft can also be selected variable-frequency motor for use except selecting conventional motor for use, and on the water extracter support, back up pad or the like is set, can do further to optimize and improve.These all belong to protection scope of the present invention.
Claims (5)
1. easily-maintainable overlapping screwed sludge dewatering equipment, comprise support, have the screw shaft of spiral blade, the motor that drives this screw shaft rotation and intussusception in the filter disk assembly of screw shaft periphery, it is characterized in that, described filter disk assembly is made up of at fan-shaped ring stator and moving plates that the axial direction due transpostion interval is provided with several, described fan-shaped ring stator and moving plate respectively on corresponding back shaft and make the stator that is in same axial vertical section with respect to the axis of screw keep symmetry, the stator formation that is in same axial vertical section is circular.
2. a kind of easily-maintainable overlapping screwed sludge dewatering equipment according to claim 1 is characterized in that, described back shaft and screw shaft keeping parallelism, and its two ends activity is fixed on the support.
3. a kind of easily-maintainable overlapping screwed sludge dewatering equipment according to claim 2, it is characterized in that, described fan-shaped ring stator both sides respectively have the pilot hole that passes for the stator back shaft, described fan-shaped ring moving plate middle portion has the pilot hole that passes for the moving plate back shaft, described stator support the moving plate back shaft respectively have 4 and with screw shaft central axis keeping parallelism.
4. a kind of easily-maintainable overlapping screwed sludge dewatering equipment according to claim 1 is characterized in that, every two adjacent intervals of deciding between the filter disc are slightly larger than the thickness that is installed in dynamic filter therebetween.
5. a kind of easily-maintainable overlapping screwed sludge dewatering equipment according to claim 4 is characterized in that, described every two adjacent intervals of deciding between the filter disc are more little the closer to mud extraction portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010250371.7A CN101898863B (en) | 2010-08-10 | 2010-08-10 | Easily-maintainable overlapping screwed sludge dewatering equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010250371.7A CN101898863B (en) | 2010-08-10 | 2010-08-10 | Easily-maintainable overlapping screwed sludge dewatering equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101898863A true CN101898863A (en) | 2010-12-01 |
| CN101898863B CN101898863B (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010250371.7A Active CN101898863B (en) | 2010-08-10 | 2010-08-10 | Easily-maintainable overlapping screwed sludge dewatering equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103588378A (en) * | 2013-11-20 | 2014-02-19 | 江苏康泰环保设备有限公司 | Volute blocking-free sludge dewatering machine easy to maintain |
| CN103833194A (en) * | 2012-11-20 | 2014-06-04 | 江苏普利斯环保科技有限公司 | Novel spiral dehydrator |
| CN107986602A (en) * | 2018-01-02 | 2018-05-04 | 扬州瑞德环保科技有限公司 | Folded breechblock and its frock, installation method and spiral sludge dewatering machine |
| CN108275863A (en) * | 2018-04-12 | 2018-07-13 | 扬州瑞德环保科技有限公司 | Spiral sludge dewatering machine |
| CN110436736A (en) * | 2019-07-18 | 2019-11-12 | 江苏康泰环保股份有限公司 | A kind of Environmental-protection recycling sludge zero discharge integrated processing system |
| CN113908598A (en) * | 2021-10-21 | 2022-01-11 | 象山德曼机械有限公司 | Concentration and dehydration integrated equipment and concentration and dehydration method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201253512Y (en) * | 2008-08-22 | 2009-06-10 | 上海大团压滤机有限公司 | Moving-plate spiral type dewaterer |
| CN101734838A (en) * | 2008-11-05 | 2010-06-16 | 向连城 | Method for accelerating sludge settling, concentrating and dehydrating by vibration |
| JP2010149094A (en) * | 2008-12-26 | 2010-07-08 | Sanki Eng Co Ltd | Screw press dehydrator |
| CN201525798U (en) * | 2009-08-18 | 2010-07-14 | 上海同臣环保科技有限公司 | Overlapping-screwed type sludge dewatering machine |
| CN201762228U (en) * | 2010-08-10 | 2011-03-16 | 泰州康泰环保科技有限公司 | Easily-maintained helical-overlapping sludge dewatering equipment |
-
2010
- 2010-08-10 CN CN201010250371.7A patent/CN101898863B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201253512Y (en) * | 2008-08-22 | 2009-06-10 | 上海大团压滤机有限公司 | Moving-plate spiral type dewaterer |
| CN101734838A (en) * | 2008-11-05 | 2010-06-16 | 向连城 | Method for accelerating sludge settling, concentrating and dehydrating by vibration |
| JP2010149094A (en) * | 2008-12-26 | 2010-07-08 | Sanki Eng Co Ltd | Screw press dehydrator |
| CN201525798U (en) * | 2009-08-18 | 2010-07-14 | 上海同臣环保科技有限公司 | Overlapping-screwed type sludge dewatering machine |
| CN201762228U (en) * | 2010-08-10 | 2011-03-16 | 泰州康泰环保科技有限公司 | Easily-maintained helical-overlapping sludge dewatering equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103833194A (en) * | 2012-11-20 | 2014-06-04 | 江苏普利斯环保科技有限公司 | Novel spiral dehydrator |
| CN103588378A (en) * | 2013-11-20 | 2014-02-19 | 江苏康泰环保设备有限公司 | Volute blocking-free sludge dewatering machine easy to maintain |
| CN107986602A (en) * | 2018-01-02 | 2018-05-04 | 扬州瑞德环保科技有限公司 | Folded breechblock and its frock, installation method and spiral sludge dewatering machine |
| CN107986602B (en) * | 2018-01-02 | 2024-05-03 | 扬州瑞德环保科技有限公司 | Screw stacking body, tool and installation method thereof, and screw stacking sludge dewatering machine |
| CN108275863A (en) * | 2018-04-12 | 2018-07-13 | 扬州瑞德环保科技有限公司 | Spiral sludge dewatering machine |
| CN108275863B (en) * | 2018-04-12 | 2024-04-12 | 扬州瑞德环保科技有限公司 | Sludge dewatering machine with spiral shell stacking |
| CN110436736A (en) * | 2019-07-18 | 2019-11-12 | 江苏康泰环保股份有限公司 | A kind of Environmental-protection recycling sludge zero discharge integrated processing system |
| CN113908598A (en) * | 2021-10-21 | 2022-01-11 | 象山德曼机械有限公司 | Concentration and dehydration integrated equipment and concentration and dehydration method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101898863B (en) | 2014-06-18 |
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