CN109095633A - A kind of industrial waste water disposal device - Google Patents
A kind of industrial waste water disposal device Download PDFInfo
- Publication number
- CN109095633A CN109095633A CN201811116931.2A CN201811116931A CN109095633A CN 109095633 A CN109095633 A CN 109095633A CN 201811116931 A CN201811116931 A CN 201811116931A CN 109095633 A CN109095633 A CN 109095633A
- Authority
- CN
- China
- Prior art keywords
- burr
- discharge pipe
- settling tank
- waste water
- collecting mechanism
- 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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
- C02F2301/063—Underpressure, vacuum
-
- 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
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of industrial waste water disposal devices, its structure includes wastewater disposal basin, discharge pipe, soft thorn collecting mechanism, settling tank, snorkel, valve, negative pressure pump, wastewater disposal basin top side is equipped with discharge pipe, discharge pipe one end is connected to wastewater disposal basin, the discharge pipe other end is connected to the soft thorn collecting mechanism positioned at obliquely downward, the soft thorn collecting mechanism other side opposite with discharge pipe is provided with settling tank, settling tank and soft thorn collecting mechanism mechanical connection, the installation site of settling tank is lower than soft thorn collecting mechanism, settling tank is mechanically connected by snorkel and negative pressure pump, valve is installed on the middle position of snorkel, the present invention mainly passes through soft thorn collecting mechanism, discharge pipe, negative pressure pump etc. cooperates jointly, the staple fiber bubble being bonded with is allowed to collect automatically, it punctures, large area bonds staple fiber, without repeatedly salvaging, reduce labor intensity.
Description
Technical field
The present invention relates to field of industrial waste water treatment, particularly with regard to a kind of industrial waste water disposal device.
Background technique
Paper mill by slurrying, modulate, manufacture paper with pulp during have a large amount of waste water, these waste water can pass through materialization and biochemistry
In conjunction with method, using the suspended matter in coagulating sedimentation removal waste water, after the methods of chemical method decoloration, then using floatation recycling
Plain boiled water fibroid fixed substance, when recycling plain boiled water fibre solid using floatation, the suspended matter such as section fibre in water is adhered to gas
On bubble, it is suspended in water surface with bubble, the string bag is recycled to be salvaged, beaten greatly using the salvaging quantity of this method of the string bag
It is frequent to fish out number, staple fiber is obtained after recycling and is not inconsistent with labor intensity, low efficiency.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is to realize by the following technical solutions: a kind of Industrial Wastewater Treatment
Device, structure include wastewater disposal basin, discharge pipe, soft thorn collecting mechanism, settling tank, snorkel, valve, negative pressure pump, the waste water
Pond top side is equipped with discharge pipe, and described discharge pipe one end be connected to wastewater disposal basin, the discharge pipe other end and positioned at obliquely downward
The connection of soft thorn collecting mechanism, the soft thorn collecting mechanism other side opposite with discharge pipe is provided with settling tank, the precipitating
Case and soft thorn collecting mechanism mechanical connection, the installation site of the settling tank are lower than soft thorn collecting mechanism, and the settling tank passes through
Snorkel and negative pressure pump are mechanically connected, and are equipped with valve on the middle position of the snorkel.
As advanced optimizing for the technical program, the soft thorn collecting mechanism mainly includes movable chamber, shell, burr
Roller, the inner space of the shell are movable chamber, and the movable chamber middle is equipped with burr roller, and the burr roller both ends are all
It is immobilized in the shell wall, the movable chamber is all connected to discharge pipe, settling tank.
As advanced optimizing for the technical program, the burr roller is mainly by mounting head, roll body, burr ball, shelves column group
At the horizontal left and right ends of roll body are all equipped with mounting head, and the roll body is mounted on shell by mounting head, the roll body
It is embedded with more than two burr balls on outer surface, is equipped with shelves column between burr ball two-by-two, the shelves column is vertically welded in outside roll body
Surface.
As advanced optimizing for the technical program, machine that the discharge pipe mainly has horizontal tube and inclined tube to be welded
Structure is horizontal vertical welded condition between the horizontal tube and wastewater disposal basin, and inclined tube is then between horizontal angle degree of being.
As advanced optimizing for the technical program, the junction between the shell and settling tank is equipped with fine-structure mesh, institute
Stating settling tank is that the wide and intermediate width of upper and lower side is greater than the body at both ends, and connects the local meta position wherein of snorkel
It sets.
As advanced optimizing for the technical program, the burr ball is mainly on pedestal embedded with the hair that three root long degree are different
Elastic slice is pierced, the burr elastic slice itself has certain elastic potential energy,.
As advanced optimizing for the technical program, burr elastic slice middle is embedded with more than two spines, these
Towards unified towards roll body surface when the in the same size and burr elastic slice expansion of spine.
As advanced optimizing for the technical program, the enclosure interior least significant end is provided with a perforation, with this perforation
It is connected with an extension tube attached.
Beneficial effect
A kind of industrial waste water disposal device of the present invention has the advantage that compared with prior art
1. automatically collect staple fiber bubble: the present invention mainly passes through discharge pipe and negative pressure pump cooperates jointly, allow be bonded with it is short
The bubble of fiber is assembled along water flow, is then gradually drawn into bubble under the influence of negative pressure in soft thorn collecting mechanism, unfavorable
It is pushed with external force, allows bubble to rupture again and be suspended in wastewater disposal basin.
2. large area is collected staple fiber and do not fallen off: the present invention mainly passes through soft thorn collecting mechanism and negative pressure pump is matched jointly
It closes, while pricking a bubble, staple fiber can be also bonded in, and burr ball is unfolded and uniformly towards roller under the action of negative pressure
The spine in body surface face gradually exposes, expand bonding, intercept staple fiber area while, will not because of negative pressure influence and
It falls, until after burr ball bonds full fiber, then remove cleaning.
3. preventing negative pressure pump water inlet: the present invention is cooperated jointly by fine-structure mesh and settling tank, into after soft thorn collecting mechanism
Waste water is a part of via fine-structure mesh interception, and in remaining instillation settling tank, since bottom is relatively narrow, and the position connecting with snorkel exists
Middle position, water are not easily accessible into snorkel, and then influence the use of negative pressure pump.
4. preventing staple fiber from precipitating again: the present invention is cooperated jointly by extension tube attached and soft thorn collecting mechanism, for being discharged
Assemble bubble and enter the soft waste water for piercing collecting mechanism, the staple fiber for avoiding waste water accumulation from being bonded on burr ball is hanged once more
It is floating.
5. increasing roll body burr density: the present invention mainly passes through the different burr elastic slice of three root long degree, close to roll body bottom end
Part is not boxed out gap, bonds staple fiber to greatest extent.
6. preventing burr ball from intersecting: the present invention mainly passes through negative pressure pump, burr ball, shelves column and cooperates jointly, makees in negative pressure pump
With lower burr ball be unfolded while, shelves column blocks burr ball, prevent two-by-two burr ball intersect, can not roll up back.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of perspective cross section structural schematic diagram of industrial waste water disposal device of the present invention.
Fig. 2 is a kind of structure enlargement diagram of the soft thorn collecting mechanism of industrial waste water disposal device of the present invention.
Fig. 3 is the detailed construction schematic diagram of burr ball of the present invention.
Fig. 4 is the structure enlargement diagram of A in the present invention such as 2.
Fig. 5 is schematic top plan view when burr elastic slice of the present invention is exceptionally straight.
In figure: wastewater disposal basin 1, discharge pipe 2, soft thorn collecting mechanism 3, settling tank 4, snorkel 5, valve 6, negative pressure pump 7, activity
Chamber 31, shell 32, burr roller 33, mounting head 33-1, roll body 33-2, burr ball 33-3, shelves column 33-4, fine-structure mesh 3b, pedestal 33-
31, burr elastic slice 33-32, spine 33a, extension tube attached 3a.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.
Embodiment
Fig. 1-Fig. 5 is please referred to, the present invention provides a kind of industrial waste water disposal device, and 1. its structure include wastewater disposal basin 1, discharge
Pipe 2, soft thorn collecting mechanism 3, settling tank 4, snorkel 5, valve 6, negative pressure pump 7, the 1 top side of wastewater disposal basin are equipped with discharge pipe
2, described 2 one end of discharge pipe is connected to wastewater disposal basin 1, and 2 other end of discharge pipe and the soft thorn collecting mechanism 3 positioned at obliquely downward connect
Logical, the soft thorn collecting mechanism 3 other side opposite with discharge pipe 2 is provided with settling tank 4, and the settling tank 4 and soft thorn are collected
Mechanism 3 is mechanically connected, and the installation site of the settling tank 4 is lower than soft thorn collecting mechanism 3, and the settling tank 4 passes through 5 He of snorkel
Negative pressure pump 7 is mechanically connected, and is equipped with valve 6 on the middle position of the snorkel 5.
The soft thorn collecting mechanism 3 mainly includes movable chamber 31, shell 32, burr roller 33, and the inside of the shell 32 is empty
Between be movable chamber 31,31 middle of movable chamber is equipped with burr roller 33, and 33 both ends of burr roller are all fixed on shell
32 inner walls, the movable chamber 31 are all connected to discharge pipe 2, settling tank 4.
The burr roller 33 is mainly made of mounting head 33-1, roll body 33-2, burr ball 33-3, shelves column 33-4, the roller
The horizontal left and right ends body 33-2 are all equipped with mounting head 33-1, and the roll body 33-2 is mounted on shell 32 by mounting head 33-1
On, it is embedded with more than two burr ball 33-3 on the outer surface the roll body 33-2, is equipped with shelves column 33- between burr ball 33-3 two-by-two
4, the shelves column 33-4 is vertically welded in the outer surface roll body 33-2, is influenced in burr ball 33-3 by the negative pressure that negative pressure pump 7 generates,
Burr ball 33-3 is gradually spread out, and shelves column 33-4 blocks burr ball 33-3, prevent two-by-two burr ball 33-3 intersect, can not roll up
It goes back.
The mechanism that the discharge pipe 2 mainly has horizontal tube and inclined tube to be welded is between the horizontal tube and wastewater disposal basin 1
Horizontal vertical welded condition, and it is more than water that inclined tube, which is then water height between 60-80 degree, in wastewater disposal basin 1 with horizontal angle,
When flat pipe position, water can be oriented to inclined tube from wastewater disposal basin 1 along horizontal tube naturally, be inconjunction with because automatic height is poor
Bubble waterborne is deposited at horizontal water inlet tube, without being gathered using object.
Junction between the shell 32 and settling tank 4 is equipped with fine-structure mesh 3b, the settling tank 4 be upper and lower side it is wide and
Intermediate width is greater than the body at both ends, and connects the local position therebetween of snorkel 5, when small part waste water enters soft thorn
After collecting mechanism 3, intercept a part via fine-structure mesh 3b, in remaining instillation settling tank 4, since bottom is relatively narrow, and with snorkel 5
In middle position, water is not easily accessible into snorkel 5 for the position of connection, and then influences the use of negative pressure pump 7.
The burr ball 33-3 is mainly on pedestal 33-31 embedded with the burr elastic slice 33-32 that three root long degree are different, the hair
Thorn elastic slice 33-32 itself has certain elastic potential energy, does not box out gap close to the bottom end roll body 33-2, bonds short fibre to greatest extent
Dimension.
The middle burr elastic slice 33-32 is embedded with more than two spine 33a, these spines 33a in the same size and
Towards unified towards the surface roll body 33-2 when burr elastic slice 33-32 is unfolded, staple fiber is taken for hooking, it will not be because of the influence of negative pressure
And it falls.
The 32 inside least significant end of shell is provided with a perforation, an extension tube attached 3a is connected with this perforation, for arranging
The waste water for entering soft thorn collecting mechanism 3 out, avoids waste water accumulation staple fiber from suspending once more.
In conclusion mthod of white water from paper making is allowing the staple fiber in plain boiled water to be suspended in surface by gas floatation process, slightly into waste water
After injecting a part of water, when water level is more than horizontal tube position, water can be because automatic height be poor, naturally from wastewater disposal basin 1
It is oriented to inclined tube along horizontal tube, bubble waterborne is inconjunction with and is deposited at horizontal water inlet tube, the starting formation of negative pressure pump 7 will be excessively horizontal
Bubble at pipe sucks in soft thorn collecting mechanism 3, and burr roller 33 can be rotated with it when water enters movable chamber 31, and bubble quilt
After burr ball 33-3 is punctured, bonding short fibers are on burr ball 33-3, when at fine-structure mesh 3b, suction strength enhancing, and burr
Elastic slice 33-3 expansion, the unified spine 33a towards the surface roll body 33-2 are gradually exposed, for bonding, intercepting staple fiber, no
It can be fallen because of the influence of negative pressure, waste water is then discharged from extension tube attached 3a, and exempt from waste water accumulation staple fiber and suspends once more, and fine-structure mesh
3b and settling tank 4 cooperate jointly, and the waste water after is a part of via fine-structure mesh 3b interception, in remaining instillation settling tank 4, due to
Bottom is relatively narrow, and the position connecting with snorkel 5 is in middle position, and water is not easily accessible into snorkel 5, and then influences negative pressure pump
7 use.
Problems solved by the invention be it is big and to salvage number frequent using the salvaging quantity of this method of the string bag, obtained after recycling
It obtains staple fiber not being inconsistent with labor intensity, low efficiency, the present invention is combined with each other by above-mentioned component, and the present invention mainly passes through soft thorn
Collecting mechanism 3, discharge pipe 2, negative pressure pump 7 etc. cooperate jointly, allow the staple fiber bubble being bonded with to collect, puncture automatically, large area
Staple fiber is bonded, without repeatedly salvaging, reduces labor intensity.
The basic principles, main features and advantages of the present invention have been shown and described above, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention can not only be realized in other specific forms under the premise of not departing from spirit of that invention or essential characteristic
The present invention will also have various changes and improvements, these changes and improvements both fall within scope of the claimed invention, therefore this hair
Bright claimed range is defined by appended claims and its equivalent, rather than above description limits.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of industrial waste water disposal device, it is characterised in that: its structure includes wastewater disposal basin (1), discharge pipe (2), the collection of soft thorn
Mechanism (3), settling tank (4), snorkel (5), valve (6), negative pressure pump (7), wastewater disposal basin (1) the top side are equipped with discharge pipe
(2), described discharge pipe (2) one end is connected to wastewater disposal basin (1), and discharge pipe (2) other end and the soft thorn positioned at obliquely downward are received
Collecting mechanism (3) connection, soft thorn collecting mechanism (3) and discharge pipe (2) opposite other side are provided with settling tank (4), described
The installation site of settling tank (4) is lower than soft thorn collecting mechanism (3), and the settling tank (4) passes through snorkel (5) and negative pressure pump (7)
It is mechanically connected, valve (6) is installed on the middle position of the snorkel (5).
2. a kind of industrial waste water disposal device according to claim 1, it is characterised in that: the soft thorn collecting mechanism (3)
It include mainly movable chamber (31), shell (32), burr roller (33), the inner space of the shell (32) is movable chamber (31),
Movable chamber (31) middle is equipped with burr roller (33), and burr roller (33) both ends are all fixed on shell (32) inner wall,
The movable chamber (31) is all connected to discharge pipe (2), settling tank (4).
3. a kind of industrial waste water disposal device according to claim 2, it is characterised in that: the burr roller (33) mainly by
Mounting head (33-1), roll body (33-2), burr ball (33-3), shelves column (33-4) composition, the horizontal left and right two of the roll body (33-2)
End is all equipped with mounting head (33-1), and the roll body (33-2) is mounted on shell (32) by mounting head (33-1), the roller
It is embedded with more than two burr balls (33-3) on the outer surface body (33-2), is equipped with shelves column (33- between burr ball (33-3) two-by-two
4)。
4. a kind of industrial waste water disposal device according to claim 1, it is characterised in that: the discharge pipe (2) mainly has
The mechanism that horizontal tube and inclined tube are welded is horizontal vertical welded condition between the horizontal tube and wastewater disposal basin (1), and inclined tube
It is then between 60-80 degree with horizontal angle.
5. a kind of industrial waste water disposal device according to claim 2, it is characterised in that: the shell (32) and settling tank
(4) junction between is equipped with fine-structure mesh (3b), and the settling tank (4) is that the wide and intermediate width of upper and lower side is greater than both ends
Body, and connect the local position therebetween of snorkel (5).
6. a kind of industrial waste water disposal device according to claim 3, it is characterised in that: the burr ball (33-3) is main
To be embedded with the different burr elastic slice (33-32) of three root long degree on pedestal (33-31).
7. a kind of industrial waste water disposal device according to claim 6, it is characterised in that: the burr elastic slice (33-32)
Middle is embedded with more than two spines (33a), when the in the same size and burr elastic slice (33-32) of these spines (33a) is unfolded
Towards unified towards the surface roll body (33-2).
8. a kind of industrial waste water disposal device according to claim 2, it is characterised in that: the shell (32) is internal minimum
End is provided with a perforation, is connected with an extension tube attached (3a) with this perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811116931.2A CN109095633B (en) | 2018-09-25 | 2018-09-25 | A kind of industrial waste water disposal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811116931.2A CN109095633B (en) | 2018-09-25 | 2018-09-25 | A kind of industrial waste water disposal device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109095633A true CN109095633A (en) | 2018-12-28 |
| CN109095633B CN109095633B (en) | 2019-08-30 |
Family
ID=64867518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811116931.2A Expired - Fee Related CN109095633B (en) | 2018-09-25 | 2018-09-25 | A kind of industrial waste water disposal device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109095633B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110231463A (en) * | 2019-07-19 | 2019-09-13 | 贵州电网有限责任公司 | It is a kind of to pump out hand hydraulic oil to detect the device and its application method of air content |
| CN111536048A (en) * | 2020-04-23 | 2020-08-14 | 江苏大学 | Anti-blocking device and sewage pump |
| US20210252435A1 (en) * | 2020-02-14 | 2021-08-19 | Ovivo Inc. | Rag Seeding in Wastewater Treatment Systems |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010172790A (en) * | 2009-01-27 | 2010-08-12 | Taiheiyo Cement Corp | Nitrate nitrogen-removing composition and method of producing the same |
| CN206051704U (en) * | 2016-08-04 | 2017-03-29 | 玉环蓝天市政园林有限公司 | A kind of sewage purification device |
| CN108203211A (en) * | 2018-03-07 | 2018-06-26 | 苏州市亨文环保水业有限公司 | A kind of domestic sewage treatment device |
-
2018
- 2018-09-25 CN CN201811116931.2A patent/CN109095633B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010172790A (en) * | 2009-01-27 | 2010-08-12 | Taiheiyo Cement Corp | Nitrate nitrogen-removing composition and method of producing the same |
| CN206051704U (en) * | 2016-08-04 | 2017-03-29 | 玉环蓝天市政园林有限公司 | A kind of sewage purification device |
| CN108203211A (en) * | 2018-03-07 | 2018-06-26 | 苏州市亨文环保水业有限公司 | A kind of domestic sewage treatment device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110231463A (en) * | 2019-07-19 | 2019-09-13 | 贵州电网有限责任公司 | It is a kind of to pump out hand hydraulic oil to detect the device and its application method of air content |
| US20210252435A1 (en) * | 2020-02-14 | 2021-08-19 | Ovivo Inc. | Rag Seeding in Wastewater Treatment Systems |
| CN114920324A (en) * | 2020-02-14 | 2022-08-19 | 奥维沃股份有限公司 | Crushed material seeding in waste water treatment system |
| US11707704B2 (en) * | 2020-02-14 | 2023-07-25 | Ovivo Inc. | Rag seeding in wastewater treatment systems |
| CN111536048A (en) * | 2020-04-23 | 2020-08-14 | 江苏大学 | Anti-blocking device and sewage pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109095633B (en) | 2019-08-30 |
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