CN107792903A - A kind of new sanitary wastewater filter mechanism - Google Patents
A kind of new sanitary wastewater filter mechanism Download PDFInfo
- Publication number
- CN107792903A CN107792903A CN201711324867.2A CN201711324867A CN107792903A CN 107792903 A CN107792903 A CN 107792903A CN 201711324867 A CN201711324867 A CN 201711324867A CN 107792903 A CN107792903 A CN 107792903A
- Authority
- CN
- China
- Prior art keywords
- filter
- rotating wheel
- pond
- sanitary wastewater
- inlet pipe
- 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.)
- Pending
Links
- 239000002351 wastewater Substances 0.000 title claims abstract 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract 7
- 229920000728 polyester Polymers 0.000 claims abstract 4
- 239000007787 solid Substances 0.000 claims abstract 4
- 241000446313 Lamella Species 0.000 claims abstract 3
- 230000005540 biological transmission Effects 0.000 claims abstract 3
- 239000000835 fiber Substances 0.000 claims abstract 3
- 230000004888 barrier function Effects 0.000 claims abstract 2
- 238000007789 sealing Methods 0.000 claims abstract 2
- 230000000694 effects Effects 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of new sanitary wastewater filter mechanism, including discharge pond, filter water storage pond, barrier, water inlet pipe, the first active carbon filter screen, the first polyester fiber screen pack, electric pushrod, push pedal, hairbrush, sealing baffle, residue box, solid discharge, drainpipe, agitating shaft, paddle, the first rotating wheel, transmission belt, the second rotating wheel, rotating shaft, rotatable lamella, draining valve, the second active carbon filter screen and the second polyester fiber screen pack.This kind of sanitary wastewater filter mechanism is rational in infrastructure, novel in design; realize secondary filter; improve the filter effect to sanitary wastewater; and acted on by the mutual cooperation between the agitating shaft of setting, stirring sheet, the first rotating wheel, the second rotating wheel, transmission belt, rotating shaft and rotatable lamella; make second of filter water more uniform, water is preferably purified, environmental protection; with good market value, it is adapted to promote the use of.
Description
Technical field
The present invention relates to a kind of filter mechanism, specially a kind of new sanitary wastewater filter mechanism, belong to waste water filtering and set
Standby applied technical field.
Background technology
Sanitary wastewater refers to the washings drained in resident's daily life；Waste water is in fact only seldom a part of at
Reason, most of is all untreated to be directly discharged into river etc.；Pollutants in Wastewater composition is extremely complex various, any
Processing method is all difficult to reach the purpose being fully cleaned up, and is often required to several method composition processing system, can be only achieved processing
It is required that；By the difference of degree for the treatment of, Waste Water Treatment can be divided into coagulation, two stage treatment and advanced treating.
Many problems in the filtering of sanitary wastewater be present, such as some existing sanitary wastewater filter mechanism filter effects not
It is fine, causes the water quality after filtering impure, can not reuse, and be discharged to the external world there may be environmental pollution, also has
Existing sanitary wastewater filtration, for a long time using filter surface may be caused to adsorb more voluminous slag, influence filter effect.
Therefore, a kind of new sanitary wastewater filter mechanism is proposed regarding to the issue above.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides a kind of new sanitary wastewater filter mechanism.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of new sanitary wastewater filter mechanism, including row
Pond and filter water storage pond are put, the discharge bottom of pond portion is fixedly connected with water inlet pipe, and water inlet pipe is connected with filter water storage pond；
The water inlet pipe side is connected together electric pushrod, and electric pushrod output end is fixedly connected with push pedal；The push pedal bottom connection
Hairbrush；The water inlet pipe opposite side is provided with solid discharge, and the sealing baffle that is connected together in solid discharge；The solid discharge one
Side bottom is provided with the residue box being fixedly connected with water inlet tube outer surface；The first active carbon filter screen is fixedly connected with the water inlet pipe,
And first active carbon filter screen bottom be provided with the first polyester fiber screen pack；
The agitating shaft with filter water storage pond rotation connection is provided with the filter water storage pond, and agitating shaft surface is fixedly connected
Paddle；Described paddle one end is socketed the first rotating wheel, and the first rotating wheel is rotated by transmission belt and the second rotating wheel and connected
Connect；Second rotating wheel is socketed with rotating shaft；The filter water storage bottom of pond portion is fixedly connected with the second active carbon filter screen, and second
Active carbon filter screen bottom is provided with the second polyester fiber screen pack；The filter water storage bottom of pond portion connection drainpipe, and drainpipe
Surface is provided with draining valve；The rotating shaft with drainpipe rotation connection is provided with the drainpipe, and rotating shaft surface is fixedly connected with rotation
Piece.
Preferably, the discharge bottom of pond portion is provided with barrier with water inlet pipe junction.
Preferably, the hairbrush is brought into close contact with the first active carbon filter screen surface.
Preferably, the paddle number is several, and paddle is symmetrical on the agitating shaft.
Preferably, the rotation number of sheets mesh is eight, and rotates leaf in rotating shaft surface annular spread.
Preferably, the diameter dimension of first rotating wheel is less than the diameter dimension of second rotating wheel.
The beneficial effects of the invention are as follows：
1. this kind of sanitary wastewater filter mechanism is rational in infrastructure, novel in design, secondary filter is realized, improves the mistake to sanitary wastewater
Effect is filtered, and passes through the agitating shaft of setting, stirring sheet, the first rotating wheel, the second rotating wheel, transmission belt, rotating shaft and rotatable lamella
Between mutual cooperation effect, make the water of second of filtering more uniform, water is preferably purified, environmental protection.
2. this kind of sanitary wastewater filter mechanism is rational in infrastructure, novel in design, by the electric pushrod of setting, push pedal and hair
Brush, effectively the filter residue on the first active carbon filter screen surface is cleared up, ensure the filter effect of the first active carbon filter screen, be easy to use
Filtering, has good market value, is adapted to promote the use of.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is rotating shaft of the present invention with rotating leaf attachment structure schematic diagram.
In figure：1st, pond is discharged, 2, filter water storage pond, 3, barrier, 4, water inlet pipe, the 5, first active carbon filter screen, 6, the
One polyester fiber screen pack, 7, electric pushrod, 8, push pedal, 9, hairbrush, 10, sealing baffle, 11, residue box, 12, solid discharge,
13rd, drainpipe, 14, agitating shaft, 15, paddle, the 16, first rotating wheel, 17, transmission belt, the 18, second rotating wheel, 19, rotating shaft,
20th, rotatable lamella, 21, draining valve, the 22, second active carbon filter screen, the 23, second polyester fiber screen pack.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to shown in Fig. 1-2, a kind of new sanitary wastewater filter mechanism, including discharge pond 1 and filter water storage pond
2, the discharge bottom of pond 1 is fixedly connected with water inlet pipe 4, and water inlet pipe 4 is connected with filter water storage pond 2；The side of water inlet pipe 4
Be connected together electric pushrod 7, and the output end of electric pushrod 7 is fixedly connected with push pedal 8, and the electric pushrod 7 of setting realizes automatic cleaning
The surface of first active carbon filter screen 5；The bottom of push pedal 8 connects hairbrush 9；The opposite side of water inlet pipe 4 is provided with solid discharge 12, and
Be connected together sealing baffle 10 in solid discharge 12, and the sealing baffle 10 of setting ensures the sealing of water inlet pipe 4；The residue goes out
12 1 side bottoms of mouth are provided with the residue box 11 being fixedly connected with the outer surface of water inlet pipe 4, are easy to collect the residue cleaned out, and rationally
Residue is focused on；The first active carbon filter screen 5, and the bottom of the first active carbon filter screen 5 are fixedly connected with the water inlet pipe 4
Portion is provided with the first polyester fiber screen pack 6, is easy to filter；
The agitating shaft 14 being rotatablely connected with filter water storage pond 2 is provided with the filter water storage pond 2, and the surface of agitating shaft 14 is consolidated
Surely paddle 15 is connected, is easy to the stirring of agitating shaft 14；Described one end of paddle 15 is socketed the first rotating wheel 16, and first rotates
Wheel 16 is rotatablely connected by transmission belt 17 and the second rotating wheel 18, is easy to turn of the first rotating wheel 16 and the second rotating wheel 18
It is dynamic；Second rotating wheel 18 is socketed with rotating shaft 19；The filter water storage bottom of pond 2 is fixedly connected with the second active carbon filter screen
22, and the bottom of the second active carbon filter screen 22 is provided with the second polyester fiber screen pack 23, carries out secondary filter, increases water quality；It is described
The filter water storage bottom of pond 2 connection drainpipe 13, and the surface of drainpipe 13 is provided with draining valve 21, is easy to control draining；The row
The rotating shaft 19 being rotatablely connected with drainpipe 13 is provided with water pipe 13, and the surface of rotating shaft 19 is fixedly connected with rotatable lamella 20.
As a kind of technical optimization scheme of the present invention, the discharge bottom of pond 1 is provided with barrier 3 with the junction of water inlet pipe 4,
Larger residue is filtered, prevents residue from blocking water inlet pipe 4, ensures the normal use of water inlet pipe 4.
As a kind of technical optimization scheme of the present invention, the hairbrush 9 closely pastes with the surface of the first active carbon filter screen 5
Close, be convenient to clean the surface of the first active carbon filter screen 5.
As a kind of technical optimization scheme of the present invention, the number of paddle 15 is several, and paddle 15 on
The agitating shaft 14 is symmetrical, is easy to the carry out secondary filter evenly by filter water.
As a kind of technical optimization scheme of the present invention, rotation leaf 15 number is eight, and rotates leaf 15 described
The surface annular spread of rotating shaft 19, it is easy to rotation leaf 15 to drive rotating shaft 19 to rotate.
As a kind of technical optimization scheme of the present invention, the diameter dimension of first rotating wheel 16 is less than described second turn
The diameter dimension of driving wheel 18, ensure the rotation of agitating shaft 14 faster.
In the use of the present invention, by the way that sanitary wastewater is poured into discharge pond 1, sanitary wastewater is filtered larger by barrier 3
Residue, and then enter water inlet pipe 4, pass through the first active carbon filter screen 5 and the first polyester fiber screen pack 6 in water inlet pipe 4
Filtered, the water after filtering enters in filter water storage pond 5, then by external power supply, electric pushrod 7 is worked, and then push away
Dynamic push pedal 8 works with electric brush 9, and the residue that hairbrush 9 will be attached to the surface of the first active carbon filter screen 5 cleans out, and passes through residue
Residue is swept into residue box 11 by outlet 12, and in the water after needing to filter, by opening draining valve 21, water passes through the second activity
The polyester fiber screen pack 23 of carbon filtration net 22 and second enters drainpipe 13, and then makes rotatable lamella 20 drive rotating shaft 19 to rotate, and turns
Axle 19 drives the second rotating wheel 18 of surface socket to rotate, and then the second rotating wheel 18 drives the first rotating wheel by transmission belt 17
16 rotate, and the first rotating wheel 16 drives agitating shaft 14 to rotate, and agitating shaft 14 drives paddle 15 to rotate, and then ensure that filter water is deposited
The water filtration discharged in pond 2 is put evenly, so as to improve to the more preferable filtering of sanitary wastewater.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of 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, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of new sanitary wastewater filter mechanism, including discharge pond（1）And filter water storage pond（2）, it is characterised in that：Institute
State discharge pond（1）Bottom is fixedly connected with water inlet pipe（4）, and water inlet pipe（4）Pond is deposited with filter water（2）Connection；The water inlet pipe
（4）Side is connected together electric pushrod（7）, and electric pushrod（7）Output end is fixedly connected with push pedal（8）；The push pedal（8）Bottom
Connect hairbrush（9）；The water inlet pipe（4）Opposite side is provided with solid discharge（12）, and solid discharge（12）Inside be connected together sealing
Baffle plate（10）；The solid discharge（12）One side bottom is provided with and water inlet pipe（4）The residue box that outer surface is fixedly connected（11）；Institute
State water inlet pipe（4）Inside it is fixedly connected with the first active carbon filter screen（5）, and the first active carbon filter screen（5）It is fine that bottom is provided with the first polyester
Dimensional filter net（6）；
The filter water deposits pond（2）Interior be provided with deposits pond with filter water（2）The agitating shaft of rotation connection（14）, and agitating shaft
（14）Surface is fixedly connected with paddle（15）；The paddle（15）One end is socketed the first rotating wheel（16）, and the first rotating wheel
（16）Pass through transmission belt（17）With the second rotating wheel（18）Rotation connection；Second rotating wheel（18）With rotating shaft（19）Socket；
The filter water deposits pond（2）Bottom is fixedly connected with the second active carbon filter screen（22）, and the second active carbon filter screen（22）Bottom is set
There is the second polyester fiber screen pack（23）；The filter water deposits pond（2）Bottom connects drainpipe（13）, and drainpipe（13）Table
Face is provided with draining valve（21）；The drainpipe（13）Inside it is provided with and drainpipe（13）The rotating shaft of rotation connection（19）, and rotating shaft
（19）Surface is fixedly connected with rotatable lamella（20）.
A kind of 2. new sanitary wastewater filter mechanism according to claim 1, it is characterised in that：The discharge pond（1）Bottom
Portion and water inlet pipe（4）Junction is provided with barrier（3）.
A kind of 3. new sanitary wastewater filter mechanism according to claim 1, it is characterised in that：The hairbrush（9）With institute
State the first active carbon filter screen（5）Surface is brought into close contact.
A kind of 4. new sanitary wastewater filter mechanism according to claim 1, it is characterised in that：The paddle（15）Number
Mesh is several, and paddle（15）On the agitating shaft（14）It is symmetrical.
A kind of 5. new sanitary wastewater filter mechanism according to claim 1, it is characterised in that：The rotation leaf（15）Number
Mesh is eight, and rotates leaf（15）In the rotating shaft（19）Surface annular spread.
A kind of 6. new sanitary wastewater filter mechanism according to claim 1, it is characterised in that：First rotating wheel
（16）Diameter dimension be less than second rotating wheel（18）Diameter dimension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711324867.2A CN107792903A (en) | 2017-12-13 | 2017-12-13 | A kind of new sanitary wastewater filter mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711324867.2A CN107792903A (en) | 2017-12-13 | 2017-12-13 | A kind of new sanitary wastewater filter mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107792903A true CN107792903A (en) | 2018-03-13 |
Family
ID=61537962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711324867.2A Pending CN107792903A (en) | 2017-12-13 | 2017-12-13 | A kind of new sanitary wastewater filter mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107792903A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108751493A (en) * | 2018-06-05 | 2018-11-06 | 衢州科创工业设计服务有限公司 | A kind of fishpond sewage-treatment plant |
| CN108889024A (en) * | 2018-06-28 | 2018-11-27 | 余燕 | A kind of portable kitchen garbage filtering device |
| CN109173428A (en) * | 2018-11-02 | 2019-01-11 | 成都文博蓉耀科技有限公司 | The sewage-treatment plant of multistage filtering |
| CN109224619A (en) * | 2018-10-30 | 2019-01-18 | 广州亿骏科技有限公司 | A kind of mechanical tanning device with low temperature screening filter residue of oil refining |
| CN109603257A (en) * | 2019-01-24 | 2019-04-12 | 刘景典 | A kind of miscellaneous device of split type sewage filter |
| CN109704500A (en) * | 2019-01-25 | 2019-05-03 | 蚌埠中环污水处理有限公司 | A kind of anti-clogging sewage-treatment plant convenient for purifying sanitary wastewater |
| CN111547884A (en) * | 2020-05-14 | 2020-08-18 | 广德华东电子电路发展有限公司 | Hydrotalcite-based wastewater treatment process |
| CN113087176A (en) * | 2021-04-01 | 2021-07-09 | 贵州乌江水电开发有限责任公司 | Steam pump sealing cooling water main pipe water quality filtering device |
| CN113368559A (en) * | 2021-07-26 | 2021-09-10 | 安徽达园粮油有限公司 | Plant fiber filter for food production |
| CN113509776A (en) * | 2021-05-21 | 2021-10-19 | 东营科技职业学院 | Filtration and chemical sewage treatment device |
| CN117244290A (en) * | 2023-11-15 | 2023-12-19 | 开源环境科技集团有限公司 | Printing and dyeing wastewater filtering device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205556319U (en) * | 2016-04-25 | 2016-09-07 | 河海大学 | Filter equipment suitable for handle domestic sewage |
| CN206692470U (en) * | 2017-04-12 | 2017-12-01 | 深圳市昌润利环保科技有限公司 | A kind of water purification installation of easy to clean |
-
2017
- 2017-12-13 CN CN201711324867.2A patent/CN107792903A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205556319U (en) * | 2016-04-25 | 2016-09-07 | 河海大学 | Filter equipment suitable for handle domestic sewage |
| CN206692470U (en) * | 2017-04-12 | 2017-12-01 | 深圳市昌润利环保科技有限公司 | A kind of water purification installation of easy to clean |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108751493A (en) * | 2018-06-05 | 2018-11-06 | 衢州科创工业设计服务有限公司 | A kind of fishpond sewage-treatment plant |
| CN108889024A (en) * | 2018-06-28 | 2018-11-27 | 余燕 | A kind of portable kitchen garbage filtering device |
| CN109224619A (en) * | 2018-10-30 | 2019-01-18 | 广州亿骏科技有限公司 | A kind of mechanical tanning device with low temperature screening filter residue of oil refining |
| CN109173428A (en) * | 2018-11-02 | 2019-01-11 | 成都文博蓉耀科技有限公司 | The sewage-treatment plant of multistage filtering |
| CN109173428B (en) * | 2018-11-02 | 2020-08-21 | 浙江海盐力源环保科技股份有限公司 | Multistage filtering sewage treatment device |
| CN109603257A (en) * | 2019-01-24 | 2019-04-12 | 刘景典 | A kind of miscellaneous device of split type sewage filter |
| CN109704500A (en) * | 2019-01-25 | 2019-05-03 | 蚌埠中环污水处理有限公司 | A kind of anti-clogging sewage-treatment plant convenient for purifying sanitary wastewater |
| CN111547884A (en) * | 2020-05-14 | 2020-08-18 | 广德华东电子电路发展有限公司 | Hydrotalcite-based wastewater treatment process |
| CN113087176A (en) * | 2021-04-01 | 2021-07-09 | 贵州乌江水电开发有限责任公司 | Steam pump sealing cooling water main pipe water quality filtering device |
| CN113509776A (en) * | 2021-05-21 | 2021-10-19 | 东营科技职业学院 | Filtration and chemical sewage treatment device |
| CN113368559A (en) * | 2021-07-26 | 2021-09-10 | 安徽达园粮油有限公司 | Plant fiber filter for food production |
| CN117244290A (en) * | 2023-11-15 | 2023-12-19 | 开源环境科技集团有限公司 | Printing and dyeing wastewater filtering device |
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Application publication date: 20180313 |