CN108926878A - A kind of sewage-treatment plant of rapid precipitation - Google Patents
A kind of sewage-treatment plant of rapid precipitation Download PDFInfo
- Publication number
- CN108926878A CN108926878A CN201810683522.4A CN201810683522A CN108926878A CN 108926878 A CN108926878 A CN 108926878A CN 201810683522 A CN201810683522 A CN 201810683522A CN 108926878 A CN108926878 A CN 108926878A
- Authority
- CN
- China
- Prior art keywords
- sewage
- precipitation
- agitating shaft
- precipitation cylinder
- agitating
- 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.)
- Granted
Links
- 238000001556 precipitation Methods 0.000 title claims abstract description 69
- 239000010865 sewage Substances 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 230000014759 maintenance of location Effects 0.000 claims description 13
- 239000010802 sludge Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 abstract description 22
- 238000004062 sedimentation Methods 0.000 abstract description 14
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000003311 flocculating effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- XLYOFNOQVPJJNP-ZSJDYOACSA-N Heavy water Chemical compound [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2405—Feed mechanisms for settling tanks
- B01D21/2411—Feed mechanisms for settling tanks having a tangential inlet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/262—Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/28—Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like
- B01D21/286—Means for gentle agitation for enhancing flocculation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a kind of sewage-treatment plants of rapid precipitation, including precipitation cylinder, water inlet pipe, agitating shaft, agitating plate and outlet pipe；Water inlet pipe is communicated on the left of the precipitation cylinder, precipitation cylinder center is equipped with agitating shaft；The agitating shaft is fixedly connected with agitating plate by horizon bar, is equipped with conically shaped below agitating plate, forms annular gap between conically shaped and precipitation cylinder inner wall.The present invention passes through the water inlet pipe being tangentially connected to, the agitating plate being obliquely installed and the conically shaped for forming annular gap with precipitation cylinder inner wall and accelerates the separation of precipitating with water so that sewage forms downward eddy flow, improves the efficiency of precipitating sedimentation；By being equipped with round table-like conically shaped and drip head, so that the sewage after preliminary sedimentation is efficiently mixed with flocculant, and by lifting helical blade and agitating plate, is rapidly and uniformly mixed, flocculating effect is improved, improves the rate that precipitating generates.
Description
Technical field
The present invention relates to sewage treatment field, the sewage-treatment plant of specifically a kind of rapid precipitation.
Background technique
The process that a certain water body or the water quality requirement reused purify it is discharged into reach sewage.At sewage
Reason is widely used in the every field such as building, agricultural, traffic, the energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and drink, also gets over
To come into the daily life of common people more.
Traditional sedimentation basin be using precipitation go water removal in suspended matter a kind of structures, the equipment to purify water,
The suspended matter in water is removed using the natural sedimentation of water or the effect of coagulating sedimentation, and that sedimentation basin is divided by water (flow) direction is horizontal heavy
Shallow lake pond and vertical sedimentation basin, sedimentation effect are decided by the residence time of the flow velocity of water and water in pond in sedimentation basin, and precipitating is main
By gravitational settling, the rate of settling is slow, and sedimentation cycle is long, and precipitating cannot be separated quickly with water, influences the efficiency of sewage treatment.
Summary of the invention
The purpose of the present invention is to provide a kind of sewage-treatment plants of rapid precipitation, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of sewage-treatment plant of rapid precipitation, including precipitation cylinder, water inlet pipe, agitating shaft, agitating plate and outlet pipe；It is described heavy
Water inlet pipe is communicated on the left of the cylinder of shallow lake, precipitation cylinder center is equipped with agitating shaft, and agitating shaft is connected with driving electricity by driving belt
The output shaft of machine；The agitating shaft is fixedly connected with agitating plate by horizon bar, is equipped with conically shaped below agitating plate, conically shaped with
Annular gap is formed between precipitation cylinder inner wall；Retention filter plate is nested at the upper end opening of the conically shaped；Under the precipitation cylinder
End is communicated with sludge pipe, and sludge pipe is equipped with hand valve；It is communicated with outlet pipe on the right side of the precipitation cylinder, is equipped with spilling water below outlet pipe
Filter plate.
As a further solution of the present invention: drip head, drip head and shaft bottom are equipped with above the retention filter plate
It is fixedly connected, agitating shaft is hollow shaft, is equipped with lower circulation road in agitating shaft, lower circulation road is connected to drip head；The agitating shaft
Upper end is communicated with feeder pipe by rotary joint, and feeder pipe upper end is communicated with chemical tank；The agitating shaft is fixedly connected with lifting
Helical blade.
As a further solution of the present invention: the water inlet pipe is tangentially connected to precipitation cylinder, and water inlet pipe tilts set upwards
It sets.
As a further solution of the present invention: the agitating shaft runs through the top plate of precipitation cylinder and passes through bearing holder (housing, cover) and precipitation cylinder
Top panel turns connection.
As a further solution of the present invention: the agitating plate is obliquely installed.
As a further solution of the present invention: the conically shaped is the shaped hollow round table structure of upper and lower ends opening.
As a further solution of the present invention: the conically shaped lower end is fixedly connected by connecting rod with precipitation cylinder inner wall.
As a further solution of the present invention: the filter opening that the filter opening diameter of the retention filter plate is greater than spilling water filter plate is straight
Diameter.
Compared with prior art, the beneficial effects of the present invention are: the present invention passes through the water inlet pipe being tangentially connected to, is obliquely installed
Agitating plate and form the conically shaped of annular gap with precipitation cylinder inner wall and accelerate precipitating and water so that sewage forms downward eddy flow
Separation, improve precipitating sedimentation efficiency；By being equipped with round table-like conically shaped and drip head, so that the sewage after preliminary sedimentation
It efficiently mixes with flocculant, and by lifting helical blade and agitating plate, rapidly and uniformly mixes, improve flocculating effect, mention
The rate that high precipitating generates.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the sewage-treatment plant of rapid precipitation；
Fig. 2 is agitating plate connection schematic diagram in the sewage-treatment plant of rapid precipitation；
Fig. 3 is the connection schematic diagram of water inlet pipe in the sewage-treatment plant of rapid precipitation.
In figure: 1- settlement barrel；2- water inlet pipe；3- agitating shaft；4- bearing holder (housing, cover)；5- driving belt；6- driving motor；7- stirring
Plate；8- spilling water filter plate；9- outlet pipe；10- conically shaped；11- connecting rod；12- retains filter plate；13- promotes helical blade；14-
Sludge pipe；15- manually-operated gate；16- support frame；17- drip head；Circulation road under 18-；19- rotary joint；20- feeder pipe；21-
Chemical tank.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1~2, in the embodiment of the present invention, a kind of sewage-treatment plant of rapid precipitation, including precipitation cylinder 1, water inlet pipe
2, agitating shaft 3, agitating plate 7 and outlet pipe 9；Water inlet pipe 2 is communicated on the left of the precipitation cylinder 1, water inlet pipe 2 and external source of sewage connect
It is logical；1 center of precipitation cylinder is equipped with agitating shaft 3, and agitating shaft 3 runs through the top plate of precipitation cylinder 1 and by bearing holder (housing, cover) 4 and precipitating
Cylinder 1 top panel turns connection, agitating shaft 3 are connected with the output shaft of driving motor 6 by driving belt 5, and driving motor 6 passes through installation
Frame is fixedly connected with 1 upper surface of precipitation cylinder, and driving motor 6 and external power supply are electrically connected, and driving motor 6 passes through driving belt 5
Agitating shaft 3 is driven to rotate；The agitating shaft 3 is fixedly connected with agitating plate 7 by horizon bar, and agitating plate 7 is obliquely installed, agitating shaft
3, which drive inclination agitating plate 7 to rotate counterclockwise, is stirred sewage, so that sewage forms road downward spiral eddy flow, in centrifugal force
Under effect, flocculated particle or other precipitatings are moved to 1 inner wall position downward spiral of precipitation cylinder；
Conically shaped 10 is equipped with below the agitating plate 7, conically shaped 10 is the shaped hollow round table structure of upper and lower ends opening, conically shaped
10 lower ends have been bolted to connection connecting rod 11, and connecting rod 11 is fixedly connected with 1 inner wall of precipitation cylinder, conically shaped 10 and precipitating
Annular gap, flocculated particle or other precipitatings are formed between 1 inner wall of cylinder enters 10 lower section of conically shaped from annular gap
Cavity；Be nested at the upper end opening of the conically shaped 10 retention filter plate 12, retention filter plate 12 avoid flocculated particle or its
It precipitates the cavity for entering 10 top of conically shaped, and precipitating is accelerated to be separated from water；1 lower end of precipitation cylinder is in inverted cone-shaped structure, just
In aggregate and precipitate, 1 lower end of precipitation cylinder is communicated with sludge pipe 14, and sludge pipe 14 is equipped with hand valve 15, when needing spoil disposal, opens hand
Movable valve 15；Drip head 17 is equipped with above the retention filter plate 12, drip head 17 is fixedly connected with 3 bottom of agitating shaft, agitating shaft 3
For hollow shaft, agitating shaft 3 is interior to be equipped with lower circulation road 18, and lower circulation road 18 is connected to drip head 17；3 upper end of agitating shaft passes through
Rotary joint 18 is communicated with feeder pipe 19, and 19 upper end of feeder pipe is communicated with chemical tank 21, and feeder pipe 19 is equipped with rotating valve control
The logical of feeder pipe 19 processed closes, and flocculant is perfused in chemical tank 21, and chemical tank 21 is fixed by mounting rack and 1 upper surface of precipitation cylinder
Connection opens the rotating valve on feeder pipe 19, flocculant passes through 19 He of feeder pipe by the way that flocculant is perfused into chemical tank 21
The lower circulation road 18 of agitating shaft 3 is discharged from drip head 17 and mixes with upper sewage；
The agitating shaft 3 is fixedly connected with lifting helical blade 13, and lifting helical blade 13 is located at 17 top of drip head, so that dirty
Water and flocculant mixed liquor are moved upwards up at agitating plate 7 and are adequately mixed, and improve mixed effect；The precipitation cylinder 1 is right
Side is communicated with outlet pipe 9, and spilling water filter plate 8 is equipped with below outlet pipe 9, and the filter opening of spilling water filter plate 8 is less than the filter of retention filter plate
Bore dia, spilling water filter plate 8 are fixedly connected with 1 inner wall of precipitation cylinder, are further retained to the precipitating in sewage, after filtering
Water from outlet pipe 9 overflow.
The working principle of the present embodiment: sewage is entered in precipitation cylinder 1 by water inlet pipe 2, and driving motor 6 passes through drive plate skin
Band 5 drives agitating shaft 3 to rotate, and agitating shaft 3 drives the agitating plate 7 being obliquely installed to rotate, so that sewage forms downward spiral water flow,
Under the influence of centrifugal force, suspended particulate and other precipitatings are moved at 1 inner wall of precipitation cylinder and downward spiral passes through conically shaped 10
Annular gap between precipitation cylinder 1 enters the cavity of 10 lower section of conically shaped, greatly improves the separation effect of precipitating and water
Rate, flow velocity moment reduce, and under the effect of gravity, assemble in 1 lower part of precipitation cylinder of back taper, can be to precipitating by sludge pipe 14
Sludge is cleared up；The liquid for entering 10 lower section of conically shaped simultaneously re-enters on conically shaped 10 from 10 upper end opening of conically shaped
The cavity of side, retention filter plate 12 effectively prevent the precipitating raised on a small quantity from being again introduced into top cavity, guarantee separating effect；Due to cone
Shape cylinder 10 is in a circular table shape, and opening of the water flow in 10 upper end of conically shaped assembles outflow, opens the rotating valve of feeder pipe 19, flocculant
It is mixed from the discharge of drip head 17 with upper sewage, while being lifted helical blade 13 and mixed liquor is lifted, so that flocculant
It is adequately mixed with sewage, while being lifted at agitating plate 7 and carrying out more uniform mixing, while being deposited in for generation is shaped to
The water flow of downward spiral, repeats above-mentioned precipitation and separation process, and extra water overflows after passing through spilling water filter plate 8 from outlet pipe 9.
Embodiment 2
Referring to Fig. 3, the present embodiment the difference from embodiment 1 is that: the water inlet pipe 2 is tangentially connected to precipitation cylinder 1, and intake
Pipe 2 tilts upwards, forms the sedimentation that downward eddy flow accelerates precipitating in precipitation cylinder 1 convenient for sewage.
It should be noted that: precipitation cylinder is the prior art in the application, is tangentially connected to precipitation cylinder and tilts upwards
The water inlet pipe of setting, the agitating plate being obliquely installed, hollow agitating shaft, conically shaped, retention filter plate, spilling water filter plate and drip head
For the innovative point of the application, by the water inlet pipe for being tangentially connected to and being obliquely installed with precipitation cylinder, so that after sewage enters precipitation cylinder
Downward eddy flow is formed, under the action of the centrifugal force, and separating for precipitating and water is accelerated by agitating plate and conically shaped, by being equipped with
Conically shaped and precipitation cylinder form annular gap, so that precipitating enters cavity below conically shaped while passing through equipped with retention filter plate,
It avoids the precipitating raised on a small quantity from being again introduced into cavity above conically shaped, guarantees precipitation and separation effect, substantially increase the speed of sedimentation
Rate improves settlement of sewage efficiency.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
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 sewage-treatment plant of rapid precipitation, including precipitation cylinder (1), water inlet pipe (2), agitating shaft (3), agitating plate (7)
With outlet pipe (9)；It is characterized in that, being communicated with water inlet pipe (2) on the left of the precipitation cylinder (1), precipitation cylinder (1) center is equipped with
Agitating shaft (3), agitating shaft (3) are connected with the output shaft of driving motor (6) by driving belt (5)；The agitating shaft (3) passes through
Horizon bar is fixedly connected with agitating plate (7), is equipped with conically shaped (10) below agitating plate (7), in conically shaped (10) and precipitation cylinder (1)
Annular gap is formed between wall；Retention filter plate (12) is nested at the upper end opening of the conically shaped (10)；The precipitation cylinder (1)
Lower end is communicated with sludge pipe (14), and sludge pipe (14) is equipped with hand valve (15)；Outlet pipe is communicated on the right side of the precipitation cylinder (1)
(9), spilling water filter plate (8) are equipped with below outlet pipe (9).
2. a kind of sewage-treatment plant of rapid precipitation according to claim 1, which is characterized in that the retention filter plate
(12) top is equipped with drip head (17), and drip head (17) is fixedly connected with agitating shaft (3) bottom, and agitating shaft (3) is hollow shaft, stirs
It mixes in axis (3) and is equipped with lower circulation road (18), lower circulation road (18) is connected to drip head (17)；Agitating shaft (3) upper end passes through
Rotary joint (18) is communicated with feeder pipe (19), and feeder pipe (19) upper end is communicated with chemical tank (21)；The agitating shaft (3) is fixed
It is connected with lifting helical blade (13).
3. a kind of sewage-treatment plant of rapid precipitation according to claim 1, which is characterized in that the water inlet pipe (2)
It is tangentially connected to precipitation cylinder (1), and water inlet pipe (2) is obliquely installed upwards.
4. a kind of sewage-treatment plant of rapid precipitation according to claim 1, which is characterized in that the agitating shaft (3)
Through precipitation cylinder (1) top plate and connect by bearing holder (housing, cover) (4) with precipitation cylinder (1) top panel turns.
5. a kind of sewage-treatment plant of rapid precipitation according to claim 1, which is characterized in that the agitating plate (7)
It is obliquely installed.
6. a kind of sewage-treatment plant of rapid precipitation according to claim 1, which is characterized in that the conically shaped (10)
For the shaped hollow round table structure of upper and lower ends opening.
7. a kind of sewage-treatment plant of rapid precipitation according to claim 1, which is characterized in that the conically shaped (10)
Lower end is fixedly connected by connecting rod (11) with precipitation cylinder (1) inner wall.
8. a kind of sewage-treatment plant of rapid precipitation according to claim 2, which is characterized in that the retention filter plate
(12) filter opening diameter is greater than the filter opening diameter of spilling water filter plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683522.4A CN108926878B (en) | 2018-06-28 | 2018-06-28 | Sewage treatment plant who deposits fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683522.4A CN108926878B (en) | 2018-06-28 | 2018-06-28 | Sewage treatment plant who deposits fast |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108926878A true CN108926878A (en) | 2018-12-04 |
| CN108926878B CN108926878B (en) | 2020-10-02 |
Family
ID=64446306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810683522.4A Active CN108926878B (en) | 2018-06-28 | 2018-06-28 | Sewage treatment plant who deposits fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108926878B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758829A (en) * | 2019-04-02 | 2019-05-17 | 陆涛 | A kind of sewage sedimentation tank |
| CN112314393A (en) * | 2020-10-14 | 2021-02-05 | 徐州观田信息科技有限公司 | Agricultural irrigation device |
| CN112390417A (en) * | 2020-11-16 | 2021-02-23 | 王凤梅 | Municipal administration is sewage emergency treatment device for sewage treatment |
| CN113200506A (en) * | 2021-07-05 | 2021-08-03 | 南通市通州区袁灶燃气有限公司 | Underground oil storage equipment |
| CN114524554A (en) * | 2022-03-17 | 2022-05-24 | 河南德莱尔环保工程有限公司 | Chemical wastewater treatment device and treatment method capable of performing solid-liquid separation |
| CN114797278A (en) * | 2022-03-31 | 2022-07-29 | 呼伦贝尔安泰热电有限责任公司扎兰屯热电厂 | Industrial water filtration treatment device |
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| CN203694954U (en) * | 2013-09-29 | 2014-07-09 | 中冶华天工程技术有限公司 | Mechanical mixing stirrer |
| CN204093105U (en) * | 2014-09-16 | 2015-01-14 | 济南亿民动物药业有限公司 | A kind of traditional Chinese medicine liquid flocculation separation tank |
| CN204319847U (en) * | 2014-11-24 | 2015-05-13 | 蒋璐 | A kind of concentrator feed control device |
| CN205730485U (en) * | 2015-12-28 | 2016-11-30 | 张春辉 | A kind of efficient equipment for separating liquid from solid |
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| JPH11333210A (en) * | 1998-05-26 | 1999-12-07 | Suido Kiko Kaisha Ltd | Precipitation and separation apparatus |
| CN201729700U (en) * | 2010-07-23 | 2011-02-02 | 合肥强力动物药品有限责任公司 | Multifunctional efficient sewage treatment zero release system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758829A (en) * | 2019-04-02 | 2019-05-17 | 陆涛 | A kind of sewage sedimentation tank |
| CN109758829B (en) * | 2019-04-02 | 2021-01-12 | 江苏叁陆玖智能科技有限公司 | Sewage settling tank |
| CN112314393A (en) * | 2020-10-14 | 2021-02-05 | 徐州观田信息科技有限公司 | Agricultural irrigation device |
| CN112390417A (en) * | 2020-11-16 | 2021-02-23 | 王凤梅 | Municipal administration is sewage emergency treatment device for sewage treatment |
| CN112390417B (en) * | 2020-11-16 | 2021-06-18 | 王凤梅 | Municipal administration is sewage emergency treatment device for sewage treatment |
| CN113200506A (en) * | 2021-07-05 | 2021-08-03 | 南通市通州区袁灶燃气有限公司 | Underground oil storage equipment |
| CN113200506B (en) * | 2021-07-05 | 2021-08-27 | 南通市通州区袁灶燃气有限公司 | Underground oil storage equipment |
| CN114524554A (en) * | 2022-03-17 | 2022-05-24 | 河南德莱尔环保工程有限公司 | Chemical wastewater treatment device and treatment method capable of performing solid-liquid separation |
| CN114797278A (en) * | 2022-03-31 | 2022-07-29 | 呼伦贝尔安泰热电有限责任公司扎兰屯热电厂 | Industrial water filtration treatment device |
| CN114797278B (en) * | 2022-03-31 | 2023-11-03 | 呼伦贝尔安泰热电有限责任公司扎兰屯热电厂 | Industrial water filtering treatment device |
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| Publication number | Publication date |
|---|---|
| CN108926878B (en) | 2020-10-02 |
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