CN109516659A - A kind of sludge treating system equipped with mud decrement device - Google Patents
A kind of sludge treating system equipped with mud decrement device Download PDFInfo
- Publication number
- CN109516659A CN109516659A CN201811550010.7A CN201811550010A CN109516659A CN 109516659 A CN109516659 A CN 109516659A CN 201811550010 A CN201811550010 A CN 201811550010A CN 109516659 A CN109516659 A CN 109516659A
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- China
- Prior art keywords
- sludge
- mud
- connect
- tank
- orifice plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/26—Reducing the size of particles, liquid droplets or bubbles, e.g. by crushing, grinding, spraying, creation of microbubbles or nanobubbles
Abstract
The invention discloses a kind of sludge treating systems equipped with mud decrement device, the system includes sludge-tank, tubular filter screen is equipped near sludge inlet in sludge-tank, one end of tubular filter screen is connect with one end of the first sludge carrier pipe, the other end of first sludge carrier pipe is connect with the sludge input end that cavitation corrosion pumps, the mud mud outlet end of cavitation corrosion pump is connect with one end of the second sludge carrier pipe, the other end of second sludge carrier pipe and one end of Venturi tube connect, the other end of Venturi tube is connect with the sludge input end that orifice plate type subtracts mud device, the dirty outlet end that orifice plate type subtracts mud device is connect with one end of third sludge carrier pipe, sludge recovery port connection on the other end of third sludge carrier pipe and the sludge-tank of sludge-tank, stator and the impeller of rotor with driving axis connection are equipped in the spiral case of cavitation corrosion pump, drive shaft is connect with driving motor, Venturi tube is equipped with air inlet, feeding port, and orifice plate type subtracts the plug-in type orifice plate being equipped in mud device perpendicular to sludge flow direction.
Description
Technical field
The present invention relates to sludge treatment device technical fields, and in particular to a kind of Treatment of Sludge system equipped with mud decrement device
System.
Background technique
With society industrialization development and living standards of the people continuous improvement, rubbish, sludge, sewage discharge amount get over
Come bigger, in by the end of June, 2017 by, the whole nation has been put into operation sewage treatment plant 4436, processing capacity up to 1.78 billion cubic meters/
Day, it is annual to generate about 40,000,000 tons of 80% sludge of moisture content.
Sustainable growth: arriving the year two thousand twenty, and China's municipal sludge yield is up to 60,000,000~90,000,000 tons/year.And with annual
10% to 15% speed sustainable growth, sludge situation very severe.
Long-standing neglect: in the process of construction of wastewater treatment in China factory, the light mud phenomenon of heavy water is extremely serious.Sludge treatment facilities
Auxiliary construction seriously falls behind.The following polishing short slab, chance trend are obvious.
Dispose extensive, environmental problem to protrude: 80% sludge is without stabilization processes.A large amount of sludge are by random outward transport, letter
Single landfill is stacked, and land occupation is extremely more, occupies that farmland is serious, and the secondary pollution thus caused also emerges one after another.
Secondary pollution event takes place frequently: since the secondary pollution event that transport, seepage control technique etc. deal with initiation improperly takes place frequently.Sternly
Weight threatening environment safety and public health.
Existing sludge disposal technology gradually develops to sanitary landfills, then arrive and burn, digestion soil by simply stacking landfill
It utilizes, then arrives the recyclings new technologies such as material use.
But how to realize that sludge from watershed management, both reduces the quantum of output of sludge, be still to need to be solved in the prior art
Certainly problem.
Summary of the invention
It is an object of the present invention to overcome defect existing in the prior art, provide a kind of system structure it is simple, using just
It is prompt, Treatment of Sludge effect is good, treatment effeciency is high, can be from the source that sludge generates by after improving sludge, with heavier-duty orifice plate sludge
Device is reduced to the sludge treating system of mud decrement.
To achieve the above object, the technical scheme is to design a kind of Treatment of Sludge systems equipped with mud decrement device
System is equipped with tubular filter screen, one end of tubular filter screen and first in sludge-tank the system comprises sludge-tank near sludge inlet
One end of sludge carrier pipe connects, and the other end of the first sludge carrier pipe is connect with the sludge input end that cavitation corrosion pumps, cavitation corrosion pump
Sludge outlet end is connect with one end of the second sludge carrier pipe, and the other end of the second sludge carrier pipe and one end of Venturi tube connect
Connect, the other end of Venturi tube is connect with the sludge input end that orifice plate type subtracts mud device, orifice plate type subtract the sludge outlet end of mud device with
One end of third sludge carrier pipe connects, the sludge recovery end on the other end of third sludge carrier pipe and the sludge-tank of sludge-tank
Mouth connection is equipped with stator and the impeller of rotor with driving axis connection, drive shaft and driving electricity in the spiral case of cavitation corrosion pump
Machine connection, the Venturi tube are equipped with air inlet, feeding port, and orifice plate type, which subtracts, is equipped with pulling out perpendicular to sludge flow direction in mud device
Insert formula orifice plate.
In order to by integrated treatments such as stirring, crushing and cavitations, convert sludge to the sludge of coarse bulk to tiny
Granular mud, preferred technical solution are that the stator is to be arranged in spiral case annulus, if the edge of annulus side is evenly equipped with
Dry double wedge, the other side of annulus is fixedly connected with spiral case.
In order to by integrated treatments such as stirring, crushing and cavitations, convert sludge to the sludge of coarse bulk to tiny
Granular mud, further preferred technical solution are that the impeller of rotor includes rotor ring and is mounted in the middle part of rotor ring
Impeller, rotor ring be it is identical as stator structure, the double wedge being provided on the side and stator ring of double wedge is oppositely arranged,
The impeller is equipped with several blades, and double wedge thickness on stator and double wedge thickness on rotor ring and convex is arranged in blade
In tooth inside edge to the cavity formed between centre, and one end of impeller is fixedly connected with drive shaft.
In order to by integrated treatments such as stirring, crushing and cavitations, convert sludge to the sludge of coarse bulk to tiny
Granular mud, in addition, the side of the blade is equipped with cutting edge, the cross section of blade is in further preferred technical solution
Involute.
In order to which sludge is further carried out cavitation corrosion, and sludge is handled through row by the methods of oxidation, preferred technical side
Case is in addition, the Venturi tube includes the first Taper Pipe and the second Taper Pipe that portlet is oppositely arranged, in the first Taper Pipe and the second cone
Tee tube is connected between pipe, the first port of tee tube is connect with the first Taper Pipe, the second port of tee tube and the second Taper Pipe
Connection, the third port of tee tube are feeding port and air inlet.
It for the ease of the processing of Venturi tube, production and installs and uses, preferred technical solution is in addition, the tee tube
Pass through flanged joint between the first Taper Pipe, the second Taper Pipe, the second end of tee tube is arranged in the trunnion in the Venturi tube
Oral area position.
For the ease of handling different types of sludge, change the granularity of sludge discharge by replacement plug-in type orifice plate, it is excellent
The technical solution of choosing is have plug-in type orifice plate rectangular in the cabinet in addition, it is body structure that the orifice plate type, which subtracts mud device,
Slot or upper slot and lower slot.
Sputtered when sludge flows back to sludge-tank in order to prevent to periphery, cause new pollution, preferred technical solution in addition,
The sludge recovery port is equipped with several axial reinforcements, guide shell in guide shell to guide shell is equipped between sludge-tank inside
Upper end connect with support frame by lifting rope.
In order to enable sludge gradually flows in sludge-tank from bottom to top, and gradually the sludge being excreted in sludge-tank is passed through
Tubular filter screen discharge, and it is handled, preferred technical solution is in addition, the bottom of sludge-tank is arranged in the sludge input end
The bottom of sludge-tank is arranged in the one end in portion, the tubular filter screen.
Subtract in mud device in order to the bulky grain sludge by savings in plug-in type orifice plate side from orifice plate type and be discharged, preferably
Technical solution is in addition, be equipped with sewage draining exit in the bottom of the annular slot or upper slot and lower slot-side.
The advantages and beneficial effects of the present invention are: the system has, structure is simple, easy to use, Treatment of Sludge effect
Good, treatment effeciency is high, can be carried out with heavier-duty orifice plate mud decrement device to sludge from the source that sludge generates by after improving sludge
The features such as being reduced Treatment of Sludge.
Special energy effect, hydrodynamic characterisitic are formed using this cavity flow and its to the strong of physics and chemical reaction process
Change effect, forms " water phase burning " phenomenon, to promote the abundant polymerization or decomposition of different material molecule.
The system is decomposable and crushes suspended matter in liquid, sludge bacteria micelle structure, kills bacterium simultaneously.Greatly improve water
Treatment effeciency is current most economical, efficient homogeneous, polymerization, degradation technique.
The main reason for excess sludge is significantly increased is the proliferation of microorganism, i.e. the growth and breeding of microorganism.
Excess sludge reduction rate can achieve 30~70%.(depending on sewage plant technique water quality and shale)
The revolutionary change of Treatment of Sludge mode: by current " sludge dispoal " (being focused on outside factory) " before sludge
Reason " (in-situ treatment in factory);
Process decrement: in factory, sewage treatment plant, in sewage disposal process, by directly handling sewage, sludge in situ is realized
The innovative technology of decrement.
The system is that sludge is allowed not generate as far as possible as far as possible.
It in system integration sewage plant, founds the factory without additionally taking over the land for use, a large amount of valuable land resources in city can be saved.
Substantially reduce the operating pressure in terms of government department's environment.Share somebody's cares and burdens for government, keep away problem without neighbour.It does not influence existing
Sewage treatment process.Any medicament is not added.It saves large amount of sewage factory operating cost and sludge is generated, transported, cost of disposal.
It improves dewatering: can obviously improve dewatering performance of sludge;Save sludge dewatering medication;
More conducively recycling: other mating sludge resource technologies are more conducive to.Such as mating sheet frame dewaterer, sludge can be contained
Water rate is directly reduced to 50% or less from 99%, it is easier to which storage transport and following resourceization utilize.Mating anaerobic digestion techniques,
The yield of biogas can be improved.
Carbon emission reduction income: a large amount of methane and carbon dioxides of mud discharging, sludge carbon emission are about sewage disposal system
40%, China's specific resistance to filtration carbon emission emission reduction situation very severe.Once sludge is carried out decrement control from sewage plant source
System, that sludge reform into resource, so that it may save many carbon emission index.National carbon emission marketing in 2017 just
Formula starting operation, the discharge of carbon will be included in enterprise development cost.
Detailed description of the invention
Fig. 1 is the system structure diagram of sludge treating system of the present invention;
Fig. 2 is the system partial structure sectional view of sludge treating system of the present invention;
Fig. 3 is the structural schematic diagram that cavitation corrosion pumps in sludge treating system of the present invention;
Fig. 4 is the A-A cross-sectional view of Fig. 3.
In figure: 1, sludge-tank;2, tubular filter screen;3, the first sludge carrier pipe;4, cavitation corrosion pumps;4.1, spiral case;4.2, stator;
4.21, double wedge;4.3, impeller of rotor;4.31, rotor ring;4.32, impeller;4.33, double wedge;4.34, blade;4.4, cavity;5,
Second sludge carrier pipe;6, Venturi tube;6.1, the first Taper Pipe;6.2, the second Taper Pipe;7, orifice plate type subtracts mud device;7.1, plug-in type
Orifice plate;7.2, annular slot;8, third sludge carrier pipe;9, drive shaft;10, driving motor;11, tee tube;12, air inlet, throwing
Material mouth;13, guide shell;14, reinforcing bar;15, lifting rope;16, sewage draining exit.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
As shown in figures 1-4, the present invention is a kind of sludge treating system equipped with mud decrement device, is for changing sludge
Again with heavier-duty orifice plate mud decrement device to the system of mud decrement after good, the system comprises sludge-tank 1, in sludge-tank 1
Sludge inlet is nearby equipped with tubular filter screen 2, and one end of tubular filter screen 2 is connect with one end of the first sludge carrier pipe 3, the first sludge
The other end of delivery pipe 3 is connect with the sludge input end of cavitation corrosion pump 4, the sludge outlet end of cavitation corrosion pump 4 and the second sludge carrier pipe
5 one end connection, the other end of the second sludge carrier pipe 5 connect with one end of Venturi tube 6, the other end of Venturi tube 6 and
Orifice plate type subtracts the sludge input end connection of mud device 7, and orifice plate type subtracts the sludge outlet end and the one of third sludge carrier pipe 8 of mud device 7
End connection, the other end of third sludge carrier pipe 8 is connect with the sludge recovery port on the sludge-tank of sludge-tank 1, in the sky
Equipped with stator 4.2 and the impeller of rotor 4.3 being connect with drive shaft 9, drive shaft 9 and driving motor in the spiral case 4.1 of erosion pump 4
10 connections, the Venturi tube 6 are equipped with air inlet, feeding port 12, and orifice plate type, which subtracts in mud device 7, to be equipped with perpendicular to sludge flow direction
Plug-in type orifice plate 7.1.
In order to by integrated treatments such as stirring, crushing and cavitations, convert sludge to the sludge of coarse bulk to tiny
Granular mud, the preferred embodiment of the invention are that the stator 4.2 is the annulus being arranged in spiral case 4.1, annulus
The edge of side is evenly equipped with several double wedges 4.21, and the other side of annulus is fixedly connected with spiral case 4.1.
In order to by integrated treatments such as stirring, crushing and cavitations, convert sludge to the sludge of coarse bulk to tiny
Granular mud, further preferred embodiment of the present invention are that the impeller of rotor 4.3 includes rotor ring 4.31 and installation
Impeller 4.32 at the middle part of rotor ring 4.31, rotor ring 4.31 be it is identical as 4.2 structure of stator, be provided with the one of double wedge 4.33
Side is oppositely arranged with the double wedge 4.21 on 4.2 annulus of stator, several blades 4.34, blade are equipped on the impeller 4.32
4.34 are arranged in 4.21 thickness of double wedge on stator 4.2 and 4.33 thickness of double wedge and double wedge inner side edge on rotor ring 4.31
In edge to the cavity 4.4 formed between centre, and one end of impeller 4.32 is fixedly connected with drive shaft 9.
In order to by integrated treatments such as stirring, crushing and cavitations, convert sludge to the sludge of coarse bulk to tiny
Granular mud, further preferred embodiment of the present invention is in addition, the side of the blade 4.34 is equipped with cutting edge, blade
4.34 cross section is involute.
In order to which sludge is further carried out cavitation corrosion, and sludge is handled through row by the methods of oxidation, it is currently preferred
Embodiment is in addition, the Venturi tube 6 includes the first Taper Pipe 6.1 and the second Taper Pipe 6.2 that portlet is oppositely arranged, first
Tee tube 11 is connected between Taper Pipe 6.1 and the second Taper Pipe 6.2, the first port of tee tube 11 is connect with the first Taper Pipe 6.1, and three
The second port of siphunculus 11 is connect with the second Taper Pipe 6.2, and the third port of tee tube 11 is feeding port and air inlet 12.
It for the ease of the processing of Venturi tube, production and installs and uses, the preferred embodiment of the invention is in addition, described
Pass through flanged joint between tee tube 11 and the first Taper Pipe 6.1, the second Taper Pipe 6.2, the trunnion setting in the Venturi tube 6 exists
The second port position of tee tube 11.
For the ease of handling different types of sludge, change the granularity of sludge discharge by replacement plug-in type orifice plate 7.1,
The preferred embodiment of the invention in addition, the orifice plate type subtract mud device 7 be body structure, be to have plug-in type in the cabinet
The rectangular slot 7.2 or upper slot and lower slot of orifice plate 7.1.
It is sputtered when sludge flows back to sludge-tank in order to prevent to periphery, causes new pollution, the preferred embodiment of the invention
In addition, being equipped with several axial directions in guide shell 13 to guide shell 13 is equipped between 1 inside of sludge-tank in the sludge recovery port
The upper end of reinforcing bar 14, guide shell 13 is connect by lifting rope 15 with support frame.
In order to enable sludge gradually flows in sludge-tank from bottom to top, and gradually the sludge being excreted in sludge-tank 1 is led to
Tubular filter screen discharge is crossed, and it is handled, the preferred embodiment of the invention is in addition, the sludge input end is arranged in dirt
The bottom of sludge-tank 1 is arranged in one end of the bottom of mud sump 1, the tubular filter screen 2.
Subtract in mud device in order to the bulky grain sludge by savings in 7.1 side of plug-in type orifice plate from orifice plate type and is discharged, this
Invention preferred embodiment is in addition, be equipped with sewage draining exit in the bottom of the annular slot 7.2 or upper slot and lower slot-side
16。
The system outer install additional near sludge import is used for filtering spam tubular filter screen 2, so as to the particle in filter sludge
It with linear rubbish, can guarantee that the orifice plate subtracted in mud machine is not blocked in this way, can not have to that pulverizer etc. is installed before pump;
The bore of aperture ratio plug-in type orifice plate 7.1 in this tubular filter screen 2 is smaller;Hole and hole in tubular filter screen 2
Between distance it is larger, pitch-row 150mm can guarantee that the linear rubbish in sludge will not ride on hole in this way;
After running a period of time, there is stopping state in case of the mesh of tubular filter screen 2, as long as stop pumping, on mesh for a moment
Rubbish reversely will voluntarily fall off;
The reinforcing bar for being installed additional in guide shell 13 and being used for dephosphorization, subtract sludge settling ratio.
Allow sludge by filter in the sludge-tank of sewage plant, then the dedicated cavitation corrosion of the sludge pumps 4 and squeezes into venturi 6
It improves in preprocessor, which is improved in scripture mound 6, pre-processed, then the sludge is entered reinforced orifice-plate type dirt
Mud Sources decreasing device, is reduced sludge, sludge reduces 100%.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of sludge treating system equipped with mud decrement device, which is characterized in that the system comprises sludge-tank, in sludge-tank
Tubular filter screen is equipped near sludge inlet, one end of tubular filter screen is connect with one end of the first sludge carrier pipe, the first sludge
The other end of delivery pipe is connect with the sludge input end that cavitation corrosion pumps, the mud mud outlet end of cavitation corrosion pump and the one of the second sludge carrier pipe
End connection, the other end of the second sludge carrier pipe and one end of Venturi tube connect, and the other end and the orifice plate type of Venturi tube subtract
The sludge input end of mud device connects, and the dirty outlet end that orifice plate type subtracts mud device is connect with one end of third sludge carrier pipe, and third is dirty
Sludge recovery port connection on the other end of mud delivery pipe and the sludge-tank of sludge-tank, is equipped in the spiral case of cavitation corrosion pump
Stator and impeller of rotor with driving axis connection, drive shaft connect with driving motor, and the Venturi tube is equipped with air inlet, throwing
Material mouth, orifice plate type subtract the plug-in type orifice plate being equipped in mud device perpendicular to sludge flow direction.
2. being equipped with the sludge treating system of mud decrement device as described in claim 1, which is characterized in that the stator is setting
Annulus in spiral case, the edge of annulus side are evenly equipped with several double wedges, and the other side of annulus is fixedly connected with spiral case.
3. being equipped with the sludge treating system of mud decrement device as claimed in claim 2, which is characterized in that the impeller of rotor packet
The impeller for including rotor ring and being mounted in the middle part of rotor ring, rotor ring be it is identical as stator structure, be provided with the side of double wedge with
Double wedge on stator ring is oppositely arranged, several blades are equipped on the impeller, and the thickness of the double wedge on stator is arranged in blade
In degree and the double wedge thickness on rotor ring and double wedge inside edge to the cavity formed between centre, and one end of impeller
It is fixedly connected with drive shaft.
4. being equipped with the sludge treating system of mud decrement device as claimed in claim 3, which is characterized in that the side of the blade
Equipped with cutting edge, the cross section of blade is involute.
5. being equipped with the sludge treating system of mud decrement device as described in claim 1, which is characterized in that the Venturi tube packet
The first Taper Pipe and the second Taper Pipe that portlet is oppositely arranged are included, is connected with tee tube between the first Taper Pipe and the second Taper Pipe, three
The first port of siphunculus is connect with the first Taper Pipe, and the second port of tee tube is connect with the second Taper Pipe, the third port of tee tube
For feeding port and air inlet.
6. being equipped with the sludge treating system of mud decrement device as claimed in claim 5, which is characterized in that the tee tube and the
Pass through flanged joint between one Taper Pipe, the second Taper Pipe, the second end oral area of tee tube is arranged in the trunnion in the Venturi tube
Position.
7. being equipped with the sludge treating system of mud decrement device as described in claim 1, which is characterized in that the orifice plate type subtracts mud
Device is body structure, is the annular slot or upper slot and lower slot for having plug-in type orifice plate in the cabinet.
8. being equipped with the sludge treating system of mud decrement device as described in claim 1, which is characterized in that recycled in the sludge
Port is equipped with several axial reinforcements, the upper end of guide shell is by hanging to guide shell is equipped between sludge-tank inside in guide shell
Rope is connect with support frame.
9. being equipped with the sludge treating system of mud decrement device as described in claim 1, which is characterized in that the sludge input end
The bottom of sludge-tank is set, and the bottom of sludge-tank is arranged in one end of the tubular filter screen.
10. being equipped with the sludge treating system of mud decrement device as claimed in claim 7, which is characterized in that inserted in the annular
The bottom of slot or upper slot and lower slot-side is equipped with sewage draining exit.
Priority Applications (1)
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CN201811550010.7A CN109516659A (en) | 2018-12-18 | 2018-12-18 | A kind of sludge treating system equipped with mud decrement device |
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CN201811550010.7A CN109516659A (en) | 2018-12-18 | 2018-12-18 | A kind of sludge treating system equipped with mud decrement device |
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Citations (7)
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JP2002233895A (en) * | 2001-02-09 | 2002-08-20 | Paratekku Kk | Deodorization method for swage sludge |
CN1686614A (en) * | 2005-04-29 | 2005-10-26 | 郭文高 | Under liquid beating pump |
CN203498231U (en) * | 2013-08-28 | 2014-03-26 | 范鹏辉 | Supercritical dissolved gas cavitation device for strengthening reduction of sludge |
CN105683091A (en) * | 2013-08-22 | 2016-06-15 | 席尔瓦有限责任公司伊德里亚分公司 | Method and device for the treatment of water by cavitation between annular structures |
CN205360748U (en) * | 2016-02-25 | 2016-07-06 | 湖北智慧果林业科技有限公司 | Sludge filtration processing apparatus |
CN205501082U (en) * | 2016-03-21 | 2016-08-24 | 湖南城市学院 | Excess sludge hydrodynamic cavitation takes care of device |
CN108343616A (en) * | 2017-01-24 | 2018-07-31 | 贾克柏·博贺·李 | Cavitation pump unit |
-
2018
- 2018-12-18 CN CN201811550010.7A patent/CN109516659A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002233895A (en) * | 2001-02-09 | 2002-08-20 | Paratekku Kk | Deodorization method for swage sludge |
CN1686614A (en) * | 2005-04-29 | 2005-10-26 | 郭文高 | Under liquid beating pump |
CN105683091A (en) * | 2013-08-22 | 2016-06-15 | 席尔瓦有限责任公司伊德里亚分公司 | Method and device for the treatment of water by cavitation between annular structures |
CN203498231U (en) * | 2013-08-28 | 2014-03-26 | 范鹏辉 | Supercritical dissolved gas cavitation device for strengthening reduction of sludge |
CN205360748U (en) * | 2016-02-25 | 2016-07-06 | 湖北智慧果林业科技有限公司 | Sludge filtration processing apparatus |
CN205501082U (en) * | 2016-03-21 | 2016-08-24 | 湖南城市学院 | Excess sludge hydrodynamic cavitation takes care of device |
CN108343616A (en) * | 2017-01-24 | 2018-07-31 | 贾克柏·博贺·李 | Cavitation pump unit |
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