CN109956590A - A kind of large-flow water purifier based on multiple stage circulation purification - Google Patents
A kind of large-flow water purifier based on multiple stage circulation purification Download PDFInfo
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- CN109956590A CN109956590A CN201711402363.8A CN201711402363A CN109956590A CN 109956590 A CN109956590 A CN 109956590A CN 201711402363 A CN201711402363 A CN 201711402363A CN 109956590 A CN109956590 A CN 109956590A
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- connection
- water
- cylinder
- purifying tube
- purification
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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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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
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- 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)
- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of large-flow water purifiers based on multiple stage circulation purification, including flooding tube, it is connected to the purifying tube of connection with flooding tube and is connected to the water storage cylinder of connection with purifying tube, the purifying tube both ends are connected with circulating barrel, the purifying tube is internally provided with purification device, the circulating barrel passes through pumping equipment with purifying tube and is connected to connection with water storage cylinder, the purification device includes the primary filter cartridge that purifying tube inner tip is arranged in, several and primary filter cartridge bottom end are connected to the shunt cylinder of connection and are connected with fine processing cylinder with shunt cylinder bottom end, water reflux is drained into inside the fine processing cylinder inside purifying tube by circulator inside the circulating barrel and carries out circular treatment, pass through the primary filter cartridge of purification device, shunt cylinder and fine processing cylinder realize multi-stage water purification, improve the quality after Water warfare, lead to simultaneously It crosses circulator and realizes circulation water purification, increase substantially purifying water effect.
Description
Technical field
The present invention relates to technical field of water purification, specially a kind of large-flow water purifier based on multiple stage circulation purification.
Background technique
The inorganic matter that water is made of two kinds of hydrogen, oxygen elements, nontoxic, water is one of most common substance on the earth, is packet
The valuable source and the most important component part of organism of all life existence including inorganic chemical, the mankind are included, water is in life
Important function is played in evolution, it is that a kind of narrow sense is non-renewable, broad sense renewable resource.
With the pollution of present environment, water pollution is also increasingly severe, therefore people are for the demand of clean clean water
It is increasing.
Water purifier is also water purifier, water purifier, is to carry out depth-type filtration, purification to water quality by the requirement to water
The water treatment facilities of processing.The water purifier usually said generally refers to be used as the small-sized clarifier that family uses, technological core
For the filter membrane in filter element device, major technique derives from ultrafiltration membrane and two kinds of RO reverse osmosis membrane at present.Water purifier can be filtered effectively
The chemical agents such as chlorine residue, odor, heterochromatic, pesticide in iron rust, sandstone, colloid and absorption water in water removal.Water can be effectively removed
In the impurity such as bacterium, germ, toxin, heavy metal.Water purification technology drinking water field application so that " not acclimatized " shows
As history can be quickly become, efficiently solve many places as in underground water harmful substance it is exceeded and caused by region disease
Disease.
Application No. is 201720061387.0, a kind of big flow does not have to the utility model patent of the water purifier of water tank, packet
The lower shell for including upper shell and being threadedly coupled with upper shell；The upper shell is provided with water inlet, and the lower shell is provided with out
The mouth of a river；The upper shell inner tip is additionally provided with supporting block, and low side is provided with card slot inside the lower shell；The upper shell
Filter core is installed between lower shell；The filter core bottom is on the card slot of low side inside the lower shell, the filter core top
It is withstood and fixed by the supporting block of the upper shell inner tip；The filter core is cylindrical shape, from outside to inside successively are as follows: I grades of filters
Layer, II grades of filtering layers, III level filtering layer, IV grades of filtering layers, V grades of filtering layers；Tap water is flowed into from the water inlet, after the filter core
It is flowed out from water outlet.Filter efficiency of the present invention is high, and flow is big, does not need water tank, filter core installation and easy to clean, service life
It is long, it is suitable for household drinking water and purifies.
For traditional purifier due to being purified sometimes there are certain deviation, single cleaning procedure is easy to produce purification not
Thorough situation causes the quality of water that standard is not achieved, and is unfavorable for improving purifying water effect.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of big flow water purification based on multiple stage circulation purification
Device, by the primary filter cartridge of purification device, shunt cylinder and fine processing cylinder realize multi-stage water purification, improve Water warfare after
Quality, while circulation water purification is realized by circulator, purifying water effect is increased substantially, can effectively solve that background technique proposes
The problem of.
The technical solution adopted by the present invention to solve the technical problems is: a kind of big flow based on multiple stage circulation purification is net
Hydrophone is connected to the purifying tube of connection including flooding tube, with flooding tube and is connected to the water storage cylinder of connection, the purification with purifying tube
Cylinder both ends are connected with circulating barrel, and the purifying tube is internally provided with purification device, and the circulating barrel and purifying tube pass through drain
Device is connected to connection with water storage cylinder, the purification device include the primary filter cartridge that purifying tube inner tip is set, several
It is connected to the shunt cylinder of connection with primary filter cartridge bottom end and is connected with fine processing cylinder with shunt cylinder bottom end, in the circulating barrel
Water reflux is drained into inside fine processing cylinder by circulator and carries out circular treatment by portion.
As a preferred technical solution of the present invention, the primary filter cartridge is internally provided with several layers bending metal
Net, the bending metal mesh are mounted on primary filter cartridge inner wall by stationary annular seat, and the bending metal mesh is by several rings
The inclination net of shape connection is uniformly formed by connecting, and the inclination net surface is provided with several bulge-structures, and the bending metal
The pore size of net linearly reduces from top to bottom.
As a preferred technical solution of the present invention, shunt cylinder top side is connected with several isocons, institute
It states by being located at the joint bucket connection connection of primary filter cartridge bottom end between isocon top, the isocon is connected to joint bucket
Side, joint bucket bottom end are connected with scum pipe, and the scum pipe is through primary filter cartridge and extends to outside, the joint
Bucket is internally provided with filter residue net, and the primary filter cartridge with joint bucket by being connected to connection communicating pipe, and the communicating pipe is through filter
Slag net.
As a preferred technical solution of the present invention, the fine processing cylinder is internally provided with for shunt cylinder to be connected to and connect
Concentration bucket, concentration bucket bottom end is connected with seating nipple, and the seating nipple is internally provided with several stage purification layers, by inner
Granular activated carbon filter core, extruded activated carbon filter core, KDF filter core, resins exchange are respectively arranged with inside to outer stage purification layer
Filter core and hollow fiber ultrafiltration membrane.
As a preferred technical solution of the present invention, the circulator includes two pumpings being arranged in inside circulating barrel
Water pump, the circulating barrel and purifying tube are connected by the drinking-water pipe connection connecting with suction pump, and the suction pump passes through drainpipe
Connection is connected to fine processing cylinder.
As a preferred technical solution of the present invention, the granular activated carbon filter core, extruded activated carbon filter core, KDF filter
Core, resins exchange filter core and hollow fiber ultrafiltration membrane are uniformly filled with inside corresponding stage purification layer.
As a preferred technical solution of the present invention, the pumping equipment includes drain pipe and is mounted on drain pipe
Conducting valve, the drain pipe passes through sealing ring and water storage cylinder is tightly connected.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention carries out water to be treated using primary filter cartridge, shunt cylinder and fine processing cylinder by purifier
Substep multistage purification carries out step-by-step processing to the impurity in water, sufficiently raising clean-up effect；
(2) present invention carries out circular treatment to the water not being fully cleaned up using circulator, passes through multistage purification and circular treatment
Mode realize Water warfare, increase substantially the quality after water purification.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is seating nipple inner section structural schematic diagram of the invention.
In figure: 1- fine processing cylinder；2- purifying tube；3- water storage cylinder；4- circulating barrel；5- purification device；6- circulator；7-
Pumping equipment；8- primary filter cartridge；9- shunt cylinder；10- flooding tube；
101- concentrates bucket；102- seating nipple；103- stage purification layer；104- granular activated carbon filter core；The filter of 105- extruded activated carbon
Core；106-KDF filter core；107- resins exchange filter core；108- hollow fiber ultrafiltration membrane；
601- suction pump；602- drinking-water pipe；603- drainpipe；
701- drain pipe；702- conducting valve；703- sealing ring；
801- bends metal mesh；802- stationary annular seat；803- tilts net；804- bulge-structure；
901- isocon；902- joint bucket；903- scum pipe；904- filter residue net；905- communicating pipe.
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.
The explanation of following embodiment be with reference to attached drawing, can be to the specific embodiment implemented to the example present invention.
The direction and position term that the present invention is previously mentioned, for example, "upper", " in ", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " side " etc. is only direction and position with reference to annexed drawings.Therefore, the direction and position term used is to illustrate
And understand the present invention, rather than to limit the present invention.
Embodiment:
As shown in Figure 1, the present invention provides it is a kind of based on multiple stage circulation purification large-flow water purifier, including flooding tube 10, with
The purifying tube 2 of the connection connection of flooding tube 10 and the water storage cylinder 3 that connection is connected to purifying tube 2,2 both ends of purifying tube are connected with
Circulating barrel 4, the purifying tube 2 are internally provided with purification device 5, and the purification device 5 includes being arranged in 2 inner tip of purifying tube
Primary filter cartridge 8, the connection connection of several and 8 bottom end of primary filter cartridge shunt cylinder 9 and be connected with 9 bottom end of shunt cylinder
Fine processing cylinder 1, the primary filter cartridge 8 are internally provided with several layers bending metal mesh 801, and the bending metal mesh 801 is logical
It crosses stationary annular seat 802 and is mounted on 8 inner wall of primary filter cartridge, the inclination that the bending metal mesh 801 is connected by several annulars
Net 803 is uniformly formed by connecting, and 803 surface of inclination net is provided with several bulge-structures 804, and the bending metal mesh
801 pore size linearly reduces from top to bottom, and external water enters the primary filter inside purifying tube 2 by Jinsui River bucket 10
It is filtered inside cylinder 8, the water for 801 pairs of the metal mesh entrance of bending being made up of inclination net 803 carries out primary filter, tilts net
When several bulge-structures 804 of 803 surfaces setting can increase filtering and the contact area of water, thus increased efficiency,
The pore size for bending metal mesh 801 simultaneously linearly reduces from top to bottom, so that the impurity in water is descending by successively mistake
Filter enters inside the shunt cylinder 9 of bottom end after filtering；
As shown in Figure 1, the 9 top side of shunt cylinder is connected with several isocons 901, between 901 top of isocon
Joint bucket 902 by being located at 8 bottom end of primary filter cartridge is connected to connection, and the isocon 901 is connected to 902 side of joint bucket,
902 bottom end of joint bucket is connected with scum pipe 903, and the scum pipe 903 is through primary filter cartridge 8 and extends to outside, institute
It states joint bucket 902 and is internally provided with filter residue net 904, the primary filter cartridge 8 with joint bucket 902 by being connected to communicating pipe 905
It connects, the communicating pipe 905 runs through filter residue net 904, receives the water inside primary filter cartridge 8 by joint bucket 902, passes through connection
Pipe 905 is discharged into the water of joint bucket 902, pass through filter residue net 904, postcommissure bucket 902 inside water level constantly rise, when cover filter
When slag net 904, under the barrier effect of filter residue net 904, impurity is filtered out, the water for completing secondary filter passes through 902 side of joint bucket
The slag charge that the isocon 901 in face is discharged into inside shunt cylinder 9, while filtering out is discharged to the outside by scum pipe 903, is guaranteed whole
The hygiene-type of body；
As depicted in figs. 1 and 2, the fine processing cylinder 1 is internally provided with the concentration bucket 101 for connecting the connection of shunt cylinder 9, described
101 bottom ends of bucket are concentrated to be connected with seating nipple 102, the seating nipple 102 is internally provided with several stage purification layers 103, by
In to being respectively arranged with granular activated carbon filter core 104, extruded activated carbon filter core 105, KDF filter inside outer stage purification layer 103
Core 106, resins exchange filter core 107 and hollow fiber ultrafiltration membrane 108, into shunt cylinder 9 water concentrate bucket 101 under the action of into
Row is concentrated, and the water concentrated later, which enters, to carry out concentrating the processing inside seating nipple 102, passes sequentially through with granular activated carbon filter core
104, the stage purification of extruded activated carbon filter core 105, KDF filter core 106, resins exchange filter core 107 and hollow fiber ultrafiltration membrane 108
Layer 103 completes multistage purification processing, the granular activated carbon filter core 104, extruded activated carbon filter core 105, KDF filter core 106, tree
Ester exchange filter core 107 and hollow fiber ultrafiltration membrane 108 are uniformly filled with inside corresponding stage purification layer 103；
Granular activated carbon filter core 104 effectively removes minute impurities and peculiar smell in water, while extruded activated carbon filter core 105 is gone in water removal
Pernicious gases and the impurity such as chlorine residue, promote the mouthfeel of water, KDF filter core 106 absorbs the heavy metal and acid ion in water, improves
The activation degree of water is conducive to absorption of human body, and resins exchange filter core 107 further removes impurities in water, removes odors simultaneously, in
Fibre ultrafiltration film 108 filters out the impurity of fine particle, plays good catharsis, and the objectionable impurities such as bacterium in water are filtered
It removes, plays good filtration；
As shown in Figure 1, water reflux is drained into the fine processing inside purifying tube 2 by circulator 6 inside the circulating barrel 4
1 inside of cylinder carries out circular treatment, and the circulator 6 includes two suction pumps 601 being arranged in inside circulating barrel 4, described to follow
Ring cylinder 4 and purifying tube 2 are connected by the connection of drinking-water pipe 602 connecting with suction pump 601, and the suction pump 601 passes through drainpipe
603 are connected to connection with fine processing cylinder 1, for the water not being fully processed, can pass through the drinking-water pipe of suction pump 601 and connection
602 are retracted to the water inside fine processing cylinder 1 inside circulating barrel 4, are drained into fine processing again by drainpipe 603 later
It is handled again inside the concentration bucket 101 on 1 top of cylinder, realizes multiple stage circulation purified treatment, improve the clean-up effect of water；
The circulating barrel 4 is connected to connection with water storage cylinder 3 by pumping equipment 7 with purifying tube 2, and the pumping equipment 7 includes row
Liquid pipe 701 and the conducting valve 702 for being mounted on drain pipe 701, the drain pipe 701 are sealed by sealing ring 703 and water storage cylinder 3
Connection opens conducting valve 702, convenient for the good water of 1 inter-process of fine processing cylinder is drained into water storage cylinder 3 by drain pipe 701
Inside is stored.
In conclusion the main characteristic of the invention lies in that:
(1) present invention carries out multistage purification to the water being discharged by the purification device inside purifying tube, substantially increases the net of water
Change effect, the water clean hygiene after purifying, activity is high, is easy to absorb, in good taste；
(2) extraction not being fully cleaned up is carried out circulating purification, cooperates purification device to water by the present invention using circulator is used
Multistage purification processing is carried out, the quality of the water after purification is effectively improved.
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.
Claims (7)
1. a kind of large-flow water purifier based on multiple stage circulation purification, it is characterised in that: including flooding tube (10) and flooding tube
(10) purifying tube (2) and the water storage cylinder (3) connected is connected to purifying tube (2) that connection connects, purifying tube (2) both ends connect
It is connected to circulating barrel (4), the purifying tube (2) is internally provided with purification device (5), and the circulating barrel (4) and purifying tube (2) are logical
It crosses pumping equipment (7) and is connected to connection with water storage cylinder (3), the purification device (5) includes being arranged in purifying tube (2) inner tip
Primary filter cartridge (8), the connection connection of several and primary filter cartridge (8) bottom end shunt cylinder (9) and with shunt cylinder (9) bottom end
It is connected with fine processing cylinder (1), water reflux is drained into fine processing cylinder by circulator (6) inside the circulating barrel (4)
(1) internal to carry out circular treatment.
2. a kind of large-flow water purifier based on multiple stage circulation purification according to claim 1, it is characterised in that: described first
Grade cartridge filter (8) is internally provided with several layers bending metal mesh (801), and the bending metal mesh (801) passes through stationary annular seat
(802) primary filter cartridge (8) inner wall, the inclination net (803) that bending metal mesh (801) is connected by several annulars are mounted on
It is uniformly formed by connecting, inclination net (803) surface is provided with several bulge-structures (804), and the bending metal mesh
(801) pore size linearly reduces from top to bottom.
3. a kind of large-flow water purifier based on multiple stage circulation purification according to claim 1, it is characterised in that: described point
Flow cartridge (9) top side is connected with several isocons (901), by being located at primary mistake between isocon (901) top
The joint bucket (902) of filter cylinder (8) bottom end is connected to connection, and the isocon (901) is connected to joint bucket (902) side, the company
Bucket (902) bottom end to be closed to be connected with scum pipe (903), the scum pipe (903) is through primary filter cartridge (8) and extends to outside,
The joint bucket (902) is internally provided with filter residue net (904), and the primary filter cartridge (8) passes through communicating pipe (905) and joint bucket
(902) connection connection, the communicating pipe (905) run through filter residue net (904).
4. a kind of large-flow water purifier based on multiple stage circulation purification according to claim 1, it is characterised in that: the essence
Thin process cartridge (1) is internally provided with the concentration bucket (101) of shunt cylinder (9) connection connection, the concentration bucket (101) bottom end connection
Have seating nipple (102), the seating nipple (102) is internally provided with several stage purification layers (103), and classification from inside to outside is net
Change layer (103) inside be respectively arranged with granular activated carbon filter core (104), extruded activated carbon filter core (105), KDF filter core (106),
Resins exchange filter core (107) and hollow fiber ultrafiltration membrane (108).
5. a kind of large-flow water purifier based on multiple stage circulation purification according to claim 1, it is characterised in that: described to follow
Loop device (6) includes two settings suction pump (601) internal in circulating barrel (4), and the circulating barrel (4) and purifying tube (2) are logical
Drinking-water pipe (602) the connection connection connecting with suction pump (601) is crossed, the suction pump (601) passes through drainpipe (603) and fine
Process cartridge (1) connection connection.
6. a kind of large-flow water purifier based on multiple stage circulation purification according to claim 4, it is characterised in that: described
Grain active carbon filter core (104), extruded activated carbon filter core (105), KDF filter core (106), resins exchange filter core (107) and hollow fibre
Dimension ultrafiltration membrane (108) is uniformly filled with internal in corresponding stage purification layer (103).
7. a kind of large-flow water purifier based on multiple stage circulation purification according to claim 1, it is characterised in that: the row
Liquid device (7) includes drain pipe (701) and the conducting valve (702) being mounted on drain pipe (701), and the drain pipe (701) is equal
It is tightly connected by sealing ring (703) and water storage cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402363.8A CN109956590A (en) | 2017-12-22 | 2017-12-22 | A kind of large-flow water purifier based on multiple stage circulation purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402363.8A CN109956590A (en) | 2017-12-22 | 2017-12-22 | A kind of large-flow water purifier based on multiple stage circulation purification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109956590A true CN109956590A (en) | 2019-07-02 |
Family
ID=67018987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711402363.8A Withdrawn CN109956590A (en) | 2017-12-22 | 2017-12-22 | A kind of large-flow water purifier based on multiple stage circulation purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109956590A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635023A (en) * | 2020-06-01 | 2020-09-08 | 马涛 | Large-traffic continuous discharge sewage treatment system |
| CN111875132A (en) * | 2020-08-03 | 2020-11-03 | 深圳市怡盛源净水产业有限公司 | Circulating purification device for drinking water |
| CN112007404A (en) * | 2020-09-22 | 2020-12-01 | 河南工学院 | Shunting interchange type waste water environment-friendly treatment device |
| CN115340202A (en) * | 2021-05-14 | 2022-11-15 | 贵州清之源环保工程有限公司 | Novel unpowered integrated water purification equipment |
-
2017
- 2017-12-22 CN CN201711402363.8A patent/CN109956590A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635023A (en) * | 2020-06-01 | 2020-09-08 | 马涛 | Large-traffic continuous discharge sewage treatment system |
| CN111875132A (en) * | 2020-08-03 | 2020-11-03 | 深圳市怡盛源净水产业有限公司 | Circulating purification device for drinking water |
| CN112007404A (en) * | 2020-09-22 | 2020-12-01 | 河南工学院 | Shunting interchange type waste water environment-friendly treatment device |
| CN115340202A (en) * | 2021-05-14 | 2022-11-15 | 贵州清之源环保工程有限公司 | Novel unpowered integrated water purification equipment |
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Application publication date: 20190702 |
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