CN102247724A - Positive washing and back washing water purification device - Google Patents
Positive washing and back washing water purification device Download PDFInfo
- Publication number
- CN102247724A CN102247724A CN2011101080870A CN201110108087A CN102247724A CN 102247724 A CN102247724 A CN 102247724A CN 2011101080870 A CN2011101080870 A CN 2011101080870A CN 201110108087 A CN201110108087 A CN 201110108087A CN 102247724 A CN102247724 A CN 102247724A
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- Prior art keywords
- hole
- wash module
- positive
- bottle
- water
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- 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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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000005406 washing Methods 0.000 title claims abstract description 22
- 238000000746 purification Methods 0.000 title abstract description 8
- 238000011001 backwashing Methods 0.000 title abstract 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 23
- 239000010949 copper Substances 0.000 claims description 23
- 238000011010 flushing procedure Methods 0.000 claims description 20
- 239000010865 sewage Substances 0.000 claims description 9
- 239000012535 impurity Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000001914 filtration Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 102000010637 Aquaporins Human genes 0.000 description 2
- 108010063290 Aquaporins Proteins 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000004851 dishwashing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 241000243686 Eisenia fetida Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- -1 silt Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a positive washing and back washing water purification device. The device comprises a bottle body which has a sludge discharging outlet arranged on a lower portion and an inner hollow chamber, an inner core arranged coaxially in the inner hollow chamber of the bottle body, a screen arranged between an inner wall of the bottle and the inner core, and a cover arranged above the bottle body. The cover is provided with a water inlet, a water outlet and a communication open communicated with the inner hollow chamber of the bottle body. A first washing module and a second washing module are arranged between the cover and the bottle body, the second washing module is accommodated in the first washing module, and can rotate relative to the first washing module. An upper portion of the device is provided with a control knob, which can drive the second washing module to rotate relative to the first washing module to realize the flow direction of the influent water from the inner of the screen to the outer of the screen or realize the flow direction of the influent water from the outer of the screen to the inner of the screen so as to realize the positive washing or the back washing. According to the present invention, impurities are thoroughly washed away through the positive washing method and/or the back washing method; the control method is convenient; the structure is simple and easy to be implemented; the device is applicable for promotion and application in the field of water purifying.
Description
Technical field
The present invention relates to a kind of purifier, more particularly, the purifier with backwash is just being washed in a kind of manual control realization.
Background technology
At present, the water supply line in city is outmoded and very long, the corrosion of pipeline, impurity such as silt not only can cause the control of brown water and watering equipment malfunctioning, heat-exchanger pipeline stops up, break, and impurity can precipitate on pipeline, provide hotbed for growing of bacterium on the one hand, can form electric compound matter on the other hand, they cause the corrosion or the perforation of metallic conduit in can be in a few short months, the filtering accuracy 5-100 micron of fore filter, can filter the impurity such as the silt of finding of naked eye, iron rust, impurity such as drift prolong service life of follow-up equipment, greatly as tap, gondola water faucet, washing machine, water heater, cleaners and polishes etc.
Existing backwash purifier, great majority adopt the stainless steel filtering net of 50-100um, press water by running water is penetrated into inwall from the outer wall of pipeline, held back by fenestra as impurity such as silt, iron rust, red worms, open the impurity moisturizing that flushing valve holds back stainless steel membrane and wash away, realized the flushing of filter core.During as water quality inferiority or habits of consumers bad, filter core is blocked easily, the flushing of not only less impurity is not come out, embedding gets deeplyer, tighter in filter core on the contrary, bacteria breed becomes secondary pollution easily.Relatively poor as water-quality ratio, some impurity darker, tighter last filter core of embedding in filter core blocks, and can only open housing and filter core is taken out with toothbrush be scrubbed.What the most existing backwash was used still is unfiltered water, still has partial impurities in the time of backwash and leaves in screen pack, causes new pollution, can't satisfy further requirement.
Summary of the invention
The purpose of this invention is to provide a kind of manual control and realize just washing purifier with backwash.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of positive and negative flushing water-purifying device, comprise that the bottom has inner core, the inwall that is arranged on described bottle and the filter screen between the described inner core in the bottle with internal cavity of sewage draining exit, the coaxial internal cavity that is arranged on described bottle, is arranged on the lid of the top of described bottle, described lid have water inlet, delivery port and with UNICOM's mouth that the internal cavity of described bottle connects, be provided with first wash module and second wash module between described lid and the described bottle:
The upper surface concentric of described first wash module is provided with the first circular bulge loop and the second circular bulge loop; The described second circular bulge loop is positioned at the inside of the described first circular bulge loop; The inside of the described second circular bulge loop is vertical through hole; Circumferentially equidistantly be distributed with several first cross through hole on the ring wall of the described second circular bulge loop; Circumferentially equidistantly be distributed with several first longitudinal hole on the annulus on described first wash module between the corresponding described first circular bulge loop and the described second circular bulge loop
Described second wash module comprises the plush copper that is housed in the hollow in the described vertical through hole and the circumferential outward extending round boss along the lower end of described plush copper; The lower end of described plush copper has the external connecting portion that is connected for described inner core; On the perisporium of described plush copper there be and the same number of second cross through hole of described first cross through hole circumferential spaced set; Circumferential spaced set the same number of second longitudinal hole of described first longitudinal hole of having a surplus on the described round boss
Described second wash module is housed in described first wash module rotationally, and described lid, described first wash module and described bottle three fix, and described UNICOM mouth and described vertical through hole align,
Described lid is provided with and can drives the control handle that described second wash module is rotated with respect to described first wash module,
Described control handle has and just washes state and backwash state, when described control handle is in when just washing state, described first longitudinal hole and described second longitudinal hole link, and the part between two adjacent described second cross through hole on described first cross through hole and the described plush copper aligns; When described control handle was in the backwash state, described first cross through hole and described second cross through hole linked, and the part between two adjacent described second longitudinal holes on described first longitudinal hole and the described boss aligns.
Preferably, the top of described plush copper is provided with a locating hole, and the bottom of described control handle is set with a connecting rod, and described connecting rod passes described UNICOM mouth, the bottom is fixed in the described locating hole.
Preferably, be provided with Inner filter net in the plush copper of described second wash module.
Preferably, the described interior coaxial water-locator that is set with of in-core, further preferably, described water-locator is clamped on described interior in-core by first seal.
Preferably, be provided with second seal between described first wash module and the described lid.
Preferably, be provided with the 3rd seal between described first wash module and the described bottle.
Preferably, be provided with the 4th seal between described inner core and the described filter screen.
Preferably, the described sewage draining exit place of the bottom of described bottle is provided with switch valve.
Beneficial effect of the present invention is: after being installed on the water meter of terminal use's inlet channel, water inlet is filtered, silt in the filtration running water, iron rust, large particulate matter etc., prevent that a large amount of precipitated impurities that produce in city and the sub-district water supply network from damaging human body, and dark tubine road, tap, hot-water heating, water heater, boiler, central air-conditioning, washing machine, dish-washing machine, coffee machine and other appliance waters (water purifier, water purification machine, water softening device) etc. are played positive pre-protective effect; By just washing and/or backwash mode is gone out impurity completely, stop the secondary pollution that causes because of impurities accumulation, and the water of using during backwash is also crossed filtration by Inner filter net; Control mode is convenient, and simple in structure, easy enforcement is adapted at promoting the use of in the water purification field.
Description of drawings
Accompanying drawing 1 is the structural representation (broken away view) of positive and negative flushing water-purifying device of the present invention;
Accompanying drawing 2 is the perspective view of first wash module of positive and negative flushing water-purifying device of the present invention;
Accompanying drawing 3 is another perspective view of first wash module of positive and negative flushing water-purifying device of the present invention;
Accompanying drawing 4 is the structural representation of second wash module of positive and negative flushing water-purifying device of the present invention.
In the accompanying drawing: 1, bottle; 2, sewage draining exit; 3, inner core; 4, filter screen; 5, lid; 6, water inlet; 7, delivery port; 8, first wash module; 9, second wash module; 10, the first circular bulge loop; 11, the second circular bulge loop; 12, first cross through hole; 13, first longitudinal hole; 14, plush copper; 15, boss; 16, second cross through hole; 17, second longitudinal hole; 18, control handle; 19, locating hole; 20, connecting rod; 21, water-locator; 22, first seal; 23, second seal; 24, the 3rd seal; 25, the 4th seal.
The specific embodiment
Below in conjunction with embodiment shown in the drawings the present invention is made following detailed description:
As shown in Figure 1, just of the present invention, the backwash purifier comprises that the bottom has the bottle with internal cavity 1 of sewage draining exit 2, the coaxial interior inner core 3 of internal cavity that is arranged on bottle 1, be arranged on the inwall of bottle 1 and the filter screen 4 between the inner core 3, be arranged on the copper lid 5 of the top of bottle 1, lid 5 has water inlet 6, delivery port 7 and the UNICOM's mouth that connects with the internal cavity of bottle 1, be provided with first wash module 8 and second wash module 9 between lid 5 and the bottle 1, shown in accompanying drawing 2 and accompanying drawing 3, the upper surface concentric of first wash module 8 is provided with the first circular bulge loop 10 and the second circular bulge loop 11, the second circular bulge loop 11 is positioned at the inside of the first circular bulge loop 10, the inside of the second circular bulge loop 11 is vertical through hole, circumferentially equidistantly be distributed with several first cross through hole 12 on the ring wall of the second circular bulge loop 11, circumferentially equidistantly be distributed with several first longitudinal hole 13 on the annulus on first wash module 8 between the corresponding first circular bulge loop 10 and the second circular bulge loop 11, as shown in Figure 4, second wash module 9 comprises the plush copper 14 that is housed in the hollow in the vertical through hole and the circumferential outward extending round boss 15 along the lower end of plush copper 14, the lower end of plush copper 14 has and is used for the external connecting portion that is connected with inner core 3, this external connecting portion has internal thread, the upper end of inner core 3 has the external screw thread that internal thread therewith matches, on the perisporium of plush copper 14 there be and first cross through hole, 12 the same number of second cross through hole 16 circumferential spaced set, circumferential spaced set first longitudinal hole, 13 the same number of second longitudinal holes 17 of having a surplus on the round boss 15, second wash module 9 is housed in first wash module 8 rotationally, lid 5, fix by screw and nut between first wash module 8 and bottle 1 three, UNICOM's mouth aligns with vertical through hole, lid 5 is provided with and can drives the control handle 18 that second wash module 9 is rotated with respect to first wash module 8, control handle 18 has and just washes state and backwash state, when control handle 18 is in when just washing state, first longitudinal hole 13 and second longitudinal hole 17 link, and the part between two the second adjacent cross through hole 16 on first cross through hole 12 and the plush copper 14 aligns; When control handle 18 was in the backwash state, first cross through hole 12 and second cross through hole 16 linked, and the part between two the second adjacent longitudinal holes 17 on first longitudinal hole 13 and the boss 15 aligns.
The top of plush copper 14 is provided with a locating hole 19, and the bottom of control handle 18 is set with a connecting rod 20, and connecting rod 20 passes UNICOM's mouth, the bottom is fixed in the locating hole 19; Be provided with Inner filter net in the plush copper 14 of second wash module 9, the coaxial water-locator 21 that is set with in the inner core 3, water-locator 21 is clamped in the inner core 3 by first seal 22, be provided with second seal 23 between first wash module 8 and the lid 5, be provided with the 3rd seal 24 between first wash module 8 and the bottle 1, be provided with the 4th seal 25 between inner core 3 and the filter screen 4, sewage draining exit 2 places of the bottom of bottle 1 are provided with switch valve.
The top of control handle 18 is provided with the timing knob that is used to remind user's washing time.
Above-mentioned first seal 22, second seal 23, the 3rd seal 24 and the 4th seal 25 are all selected rubber seal for use.
The use of this positive and negative flushing water-purifying device:
The water purification process: rotary control knob 18 is to just washing state, promptly first longitudinal hole 13 of first wash module 8 is connected with second longitudinal hole 17 of second wash module 9, first vertical and horizontal through hole and second cross through hole 16 are all by shutoff, after former water enters lid 5 from water inlet 6, enter in the bottle 1 by first longitudinal hole 13 and second longitudinal hole 17 corresponding on first wash module 8 and second wash module 9, after the filtration that is arranged on the filter screen 4 in the bottle 1, under the effect of pressure, infiltrate filter screen 4 inside, rise to lid 5 enters the downstream from delivery port 7 pipeline then.
Positive flushing process: retentive control knob 18 is in the state that just washes, promptly first longitudinal hole 13 of first wash module 8 is connected with second longitudinal hole 17 of second wash module 9, first vertical and horizontal through hole and second cross through hole 16 are all by shutoff, after former water enters lid 5 from water inlet 6, enter in the bottle 1 by first longitudinal hole 13 and second longitudinal hole 17 corresponding on first wash module 8 and second wash module 9, open the switch valve at sewage draining exit 2 places that are arranged on bottle 1 bottom this moment, utilize the impulsive force of former water that the dirt of betting contest in filter screen 4 outsides washed away, after cleaning finishes, close switch valve, make this purifier turn back to the water purification process again.
Backwash process: rotary control knob 18 is to the backwash state, promptly first cross through hole 12 of first wash module 8 is connected with second cross through hole 16 of second wash module 9, first longitudinal hole 13 and second longitudinal hole 17 are all by shutoff, after former water enters from water inlet 6, flow into from first cross through hole 12 and second cross through hole 16, behind the Inner filter net on second wash module 9, flow into, open the switch valve at sewage draining exit 2 places that are arranged on bottle 1 bottom this moment, the water that flows into is under the effect of water-locator 21, outwards wash away from the inside of filter screen 4, the dirt that sticks to filter screen 4 appearances is washed away, make wash away more thorough, and the water of backward erosion is to cross filtration through the Inner filter net on second wash module 9, can not cause the pollution in the filter screen 4.
After purifier of the present invention is installed on the water meter of terminal use's inlet channel, water inlet is filtered, silt in the filtration running water, iron rust, large particulate matter etc., prevent that a large amount of precipitated impurities that produce in city and the sub-district water supply network from damaging human body, and dark tubine road, tap, hot-water heating, water heater, boiler, central air-conditioning, washing machine, dish-washing machine, coffee machine and other appliance waters (water purifier, water purification machine, water softening device) etc. are played positive pre-protective effect; By just washing and/or backwash mode is gone out impurity completely, stop the secondary pollution that causes because of impurities accumulation, and the water of using during backwash is also crossed filtration by Inner filter net; Control mode is convenient, and simple in structure, easy enforcement is adapted at promoting the use of in the water purification field.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (9)
1. positive and negative flushing water-purifying device, comprise that the bottom has inner core, the inwall that is arranged on described bottle and the filter screen between the described inner core in the bottle with internal cavity of sewage draining exit, the coaxial internal cavity that is arranged on described bottle, is arranged on the lid of the top of described bottle, described lid have water inlet, delivery port and with UNICOM's mouth that the internal cavity of described bottle connects, it is characterized in that: be provided with first wash module and second wash module between described lid and the described bottle:
The upper surface concentric of described first wash module is provided with the first circular bulge loop and the second circular bulge loop; The described second circular bulge loop is positioned at the inside of the described first circular bulge loop; The inside of the described second circular bulge loop is vertical through hole; Circumferentially equidistantly be distributed with several first cross through hole on the ring wall of the described second circular bulge loop; Circumferentially equidistantly be distributed with several first longitudinal hole on the annulus on described first wash module between the corresponding described first circular bulge loop and the described second circular bulge loop
Described second wash module comprises the plush copper that is housed in the hollow in the described vertical through hole and the circumferential outward extending round boss along the lower end of described plush copper; The lower end of described plush copper has the external connecting portion that is connected for described inner core; On the perisporium of described plush copper there be and the same number of second cross through hole of described first cross through hole circumferential spaced set; Circumferential spaced set the same number of second longitudinal hole of described first longitudinal hole of having a surplus on the described round boss
Described second wash module is housed in described first wash module rotationally, and described lid, described first wash module and described bottle three fix, and described UNICOM mouth and described vertical through hole align,
Described lid is provided with and can drives the control handle that described second wash module is rotated with respect to described first wash module,
Described control handle has and just washes state and backwash state, when described control handle is in when just washing state, described first longitudinal hole and described second longitudinal hole link, and the part between two adjacent described second cross through hole on described first cross through hole and the described plush copper aligns; When described control handle was in the backwash state, described first cross through hole and described second cross through hole linked, and the part between two adjacent described second longitudinal holes on described first longitudinal hole and the described boss aligns.
2. a kind of positive and negative flushing water-purifying device according to claim 1, it is characterized in that: the top of described plush copper is provided with a locating hole, the bottom of described control handle is set with a connecting rod, and described connecting rod passes described UNICOM mouth, the bottom is fixed in the described locating hole.
3. a kind of positive and negative flushing water-purifying device according to claim 1 is characterized in that: be provided with Inner filter net in the plush copper of described second wash module.
4. a kind of positive and negative flushing water-purifying device according to claim 1 is characterized in that: the coaxial water-locator that is set with of in-core in described.
5. a kind of positive and negative flushing water-purifying device according to claim 4 is characterized in that: described water-locator is clamped on described interior in-core by first seal.
6. a kind of positive and negative flushing water-purifying device according to claim 1 is characterized in that: be provided with second seal between described first wash module and the described lid.
7. a kind of positive and negative flushing water-purifying device according to claim 1 is characterized in that: be provided with the 3rd seal between described first wash module and the described bottle.
8. a kind of positive and negative flushing water-purifying device according to claim 1 is characterized in that: be provided with the 4th seal between described inner core and the described filter screen.
9. a kind of positive and negative flushing water-purifying device according to claim 1 is characterized in that: the described sewage draining exit place of the bottom of described bottle is provided with switch valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110108087 CN102247724B (en) | 2011-04-28 | 2011-04-28 | Positive washing and back washing water purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110108087 CN102247724B (en) | 2011-04-28 | 2011-04-28 | Positive washing and back washing water purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102247724A true CN102247724A (en) | 2011-11-23 |
| CN102247724B CN102247724B (en) | 2013-06-19 |
Family
ID=44975508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110108087 Expired - Fee Related CN102247724B (en) | 2011-04-28 | 2011-04-28 | Positive washing and back washing water purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102247724B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128027A (en) * | 2014-08-05 | 2014-11-05 | 余姚市生碧源环保科技有限公司 | Backwash laminated filter |
| CN104906855A (en) * | 2015-06-27 | 2015-09-16 | 许宏娜 | Front-mounted backwash filter |
| CN113731017A (en) * | 2021-09-10 | 2021-12-03 | 四川金蓝科技有限公司 | Sewage treatment device |
| CN115286170A (en) * | 2021-09-10 | 2022-11-04 | 高新芳 | Water purifying equipment and using method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04281908A (en) * | 1991-03-07 | 1992-10-07 | Kubota Corp | Refuse rejecting device |
| EP0879323B1 (en) * | 1995-10-03 | 2003-02-05 | Poels, Johannus Hermanus | Sanitary water apparatus with filtering apparatus for fibers, in particular asbestos fibers, and a method of filtering mains water |
| JP2006233739A (en) * | 2005-02-24 | 2006-09-07 | Koichi Kawakami | Water faucet with reverse washing switching valve device |
| CN201592013U (en) * | 2010-01-27 | 2010-09-29 | 北京洁明之晨新能源技术有限公司 | Disc-type filter |
| CN202105496U (en) * | 2011-04-28 | 2012-01-11 | 苏州宏鼎水务有限公司 | Water purifying device capable of forward washing and back washing |
-
2011
- 2011-04-28 CN CN 201110108087 patent/CN102247724B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04281908A (en) * | 1991-03-07 | 1992-10-07 | Kubota Corp | Refuse rejecting device |
| EP0879323B1 (en) * | 1995-10-03 | 2003-02-05 | Poels, Johannus Hermanus | Sanitary water apparatus with filtering apparatus for fibers, in particular asbestos fibers, and a method of filtering mains water |
| JP2006233739A (en) * | 2005-02-24 | 2006-09-07 | Koichi Kawakami | Water faucet with reverse washing switching valve device |
| CN201592013U (en) * | 2010-01-27 | 2010-09-29 | 北京洁明之晨新能源技术有限公司 | Disc-type filter |
| CN202105496U (en) * | 2011-04-28 | 2012-01-11 | 苏州宏鼎水务有限公司 | Water purifying device capable of forward washing and back washing |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128027A (en) * | 2014-08-05 | 2014-11-05 | 余姚市生碧源环保科技有限公司 | Backwash laminated filter |
| CN104128027B (en) * | 2014-08-05 | 2015-09-09 | 余姚市生碧源环保科技有限公司 | A kind of backwash laminated filter |
| CN104906855A (en) * | 2015-06-27 | 2015-09-16 | 许宏娜 | Front-mounted backwash filter |
| CN113731017A (en) * | 2021-09-10 | 2021-12-03 | 四川金蓝科技有限公司 | Sewage treatment device |
| CN115286170A (en) * | 2021-09-10 | 2022-11-04 | 高新芳 | Water purifying equipment and using method thereof |
| CN113731017B (en) * | 2021-09-10 | 2023-03-14 | 四川金蓝科技有限公司 | Sewage treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102247724B (en) | 2013-06-19 |
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