CN116253456A - Purified water system water device - Google Patents
Purified water system water device Download PDFInfo
- Publication number
- CN116253456A CN116253456A CN202310020778.8A CN202310020778A CN116253456A CN 116253456 A CN116253456 A CN 116253456A CN 202310020778 A CN202310020778 A CN 202310020778A CN 116253456 A CN116253456 A CN 116253456A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- tank
- valve
- communicated
- softening
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 239000008213 purified water Substances 0.000 title claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 17
- 238000009287 sand filtration Methods 0.000 claims abstract description 13
- 150000003839 salts Chemical class 0.000 claims abstract description 5
- 238000000746 purification Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 abstract description 13
- 238000011069 regeneration method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012267 brine Substances 0.000 description 9
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 9
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 238000001914 filtration Methods 0.000 description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 3
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 3
- 229910001424 calcium ion Inorganic materials 0.000 description 3
- 229910001425 magnesium ion Inorganic materials 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a purified water making device, which belongs to the technical field of water making equipment and comprises a water pump sand filtration tank, a softening tank I, a softening tank II, an activated carbon tank, a precision filter, a reverse osmosis system, a purified water tank and an EDI system, wherein the water pump, the sand filtration tank, the softening tank I, the softening tank II, the activated carbon tank, the precision filter, the reverse osmosis system, the purified water tank and the EDI system are respectively communicated through pipelines, the front part of the valve II is connected with a pipeline, the pipeline is communicated with an ejector, and the lower part of the ejector is communicated with a salt tank; the upper parts of the jet device are respectively communicated with the lower parts of the softening tank I and the softening tank II through pipelines, the connecting pipelines are respectively provided with a valve III and a valve IV, the upper parts of the softening tank I and the softening tank II are respectively communicated with a drainage pipeline through pipelines, and the connecting pipelines are respectively provided with a valve IV and a valve IV, so that the technical problem of poor regeneration effect of the conventional equipment is solved, and the jet device is mainly applied to purified water production.
Description
Technical Field
The utility model relates to the technical field of water treatment equipment, in particular to a purified water preparation device.
Background
Patent application number: 201922449815.9A high-purity purified water filter equipment, it is including connecting gradually former water device, first filter equipment, reverse osmosis unit, EDI device and EDI water tank, reverse osmosis unit's water inlet and former water end pass through the pipeline connection, reverse osmosis unit's delivery port and EDI device's water inlet pass through the pipeline connection, EDI device's delivery port and EDI water tank's water inlet pass through the pipeline connection, be provided with the EDI intake pump between reverse osmosis unit's delivery port and the EDI device's water inlet, be equipped with precision filter on the EDI intake pump, be equipped with coupling assembling between precision filter's water inlet and the EDI intake pump's the delivery port, coupling assembling includes first connecting pipe and second connecting pipe, first connecting pipe cover is located on the second connecting pipe, the cover is equipped with the connecting piece that is used for clamp first connecting pipe and second connecting pipe on the first connecting pipe. The utility model is convenient for workers to assemble, disassemble and replace the precise filter, thereby improving the efficiency of installing the precise filter and saving time and labor.
The above-mentioned apparatus does not disclose how to regenerate when the resin is saturated with calcium ions or magnesium ions in the filtering device, the existing regeneration system is carried out by installing an ejector above the softening tank to communicate with a salt tank, that is, brine enters from above the softening tank and is discharged from below the software tank, and the inventor has studied for many years, found that when the above-mentioned method is adopted, brine and calcium ions or magnesium ions cannot be completely exchanged, because brine flows downwards from top to bottom, the normal diameter is about 1.5 m due to the larger diameter of the whole softening tank, and the resin contained in the inside is more than about 2/3 of the whole tank, at this time, regeneration is carried out in a mode of adopting brine downwards from top to bottom, which inevitably leads to insufficient regeneration, increased regeneration time, waste of raw materials and the like.
Disclosure of Invention
In order to solve the technical problems in the background technology, the utility model provides a purified water preparation device, which adopts the following technical scheme:
the utility model provides a purified water system water device, including the water pump, sand filtration jar, softening tank one, softening tank two, activated carbon jar, precision filter, reverse osmosis system, purification water pitcher and EDI system, the water pump is used for carrying running water to the water pump, sand filtration jar, softening tank one, softening tank two, activated carbon jar, precision filter, reverse osmosis system, purification water pitcher and EDI system, sand filtration jar is used for filtering the suspended solid in the running water, softening tank one and softening tank two are used for loading in the resin, the resin is used for absorbing calcium ion and magnesium ion in the running water, activated carbon jar is used for filtering chloride ion and bacterium. The water pump be linked together with the upper portion of sand filtration jar through the pipeline, be equipped with the valve two on the pipeline that links to each other, the lower part of sand filtration jar be linked together with the upper portion of line softening jar one through the pipeline, be equipped with the valve three on the pipeline that links to each other, the lower part of softening jar one be linked together with the upper portion of softening jar two through the pipeline, be equipped with the valve eight on the pipeline that links to each other, the lower part of softening jar two be linked together with the activated carbon jar through the pipeline, establish the valve nine on the pipeline that links to each other, the lower part of activated carbon jar be linked together with the precision filter through the pipeline, the pipeline that links to each other be equipped with the valve ten, the precision filter be linked together with reverse osmosis system through the pipeline, the reverse osmosis system be linked together with EDI system 9 be linked together with the purified water jar through the pipeline, be equipped with the valve eleven on the pipeline that links to each other.
The core point of the utility model is that the regeneration system conveys brine from bottom to top, when the brine is conveyed from bottom to top, the whole brine is slowly soaked in the whole resin, so that the full regeneration exchange between the brine and the resin can be realized, and the regeneration time and the consumption of raw materials can be saved; the upper parts of the jet device are respectively communicated with the lower parts of the softening tank I and the softening tank II through pipelines, the connecting pipelines are respectively provided with a valve III and a valve IV, the upper parts of the softening tank I and the softening tank II are respectively communicated with a drainage pipeline through pipelines, and the connecting pipelines are respectively provided with a valve IV and a valve V.
Preferably: in order to achieve a better water making effect, the purified water tank is communicated with the detector through a pipeline, the detector is used for detecting the conductivity in the filtered water, the filtered water is selected to be refluxed and filtered according to the conductivity, and the qualified water is selected to be conveyed to the purified water tank for storage after the conductivity is qualified. The purification water tank is communicated with the detector through a pipeline, a backflow pipeline is arranged on a discharge pipeline of the EDI system and is communicated with the precise filter, a valve sixteen is arranged on the backflow pipeline, the detector is communicated with the backflow pipeline through a pipeline, a drainage pipeline is arranged at the lower part of the detector, a valve fourteen is arranged on the drainage pipeline, and a valve twelve and a valve thirteenth are respectively arranged on the left side and the right side of the intersection of the detector and the backflow pipeline.
Compared with the prior art, the utility model has the beneficial effects that: the brine can be fully regenerated and exchanged with the resin in the softening tank, so that the effect of reducing the regeneration time is achieved, the material consumption can be saved, and the whole regeneration effect is good.
Drawings
FIG. 1 is a block diagram of a purified water making apparatus according to the present utility model.
In the figure: 1, a water pump; 1-1 valve one; 1-2 valve II; 1-3 valves III; a valve IV of 1-4; a valve V1-5; 1-6 valves six; a valve seven of 1-7; 1-8 valves eight; 1-9 valve nine; 1-10 valves ten; 1-11 valve eleven; twelve valves 1-12; thirteen valves 1-13; 1-14 valves fourteen; fifteen valves 1-15; sixteen valves 1-16; 2, a sand filtering tank; 3 softening the first tank; 4, softening the second tank; 5 an activated carbon canister; 6, a precise filter; a reverse osmosis system; 8, purifying a water tank; 9EDI system; 10 a detector; 11 jet means; 12 salt boxes.
Detailed Description
Example 1
As shown in fig. 1:
the water purifying and preparing device comprises a water pump 1, a sand filtration tank 2, a softening tank I3, a softening tank II 4, an activated carbon tank 5, a precise filter 6, a reverse osmosis system 7, a purifying water tank 8 and an EDI system 9, wherein the water pump 1 is communicated with the upper part of the sand filtration tank 2 through a pipeline, a valve II 1-2 is arranged on the connecting pipeline, the lower part of the sand filtration tank 2 is communicated with the upper part of the line softening tank I3 through a pipeline, a valve III 1-3 is arranged on the connecting pipeline, the lower part of the softening tank I3 is communicated with the upper part of the softening tank II 4 through a pipeline, a valve eight 1-8 is arranged on the connecting pipeline, the lower part of the softening tank II 4 is communicated with the activated carbon tank 5 through a pipeline, a valve III 1-9 is arranged on the connecting pipeline, the lower part of the activated carbon tank 5 is communicated with the precise filter 6 through a pipeline, the precise filter 6 is communicated with the reverse osmosis system 7 through a pipeline, the reverse osmosis system is communicated with the EDI system 9 through a valve III 1-10, and the purifying water purifying system is characterized in that the reverse osmosis system is communicated with the EDI system through a valve I system 11; the front part of the valve II 1-2 is connected with a pipeline which is communicated with the ejector 11, and the lower part of the ejector 11 is communicated with the salt box 12; the upper part of the ejector 11 is respectively communicated with the lower parts of the softening tank I3 and the softening tank II 4 through pipelines, valves six 1-6 and seven 1-7 are respectively arranged on the connected pipelines, the upper parts of the softening tank I3 and the softening tank II 4 are respectively communicated with a drainage pipeline through pipelines, valves IV 1-4 and five 1-5 are respectively arranged on the connected pipelines, the purified water tank 8 is communicated with the detector 10 through pipelines, a backflow pipeline is arranged on a discharge pipeline of the EDI system 9, the backflow pipeline is communicated with the precision filter 6, sixteen valves 1-16 are arranged on the backflow pipeline, the detector 10 is communicated with the backflow pipeline through pipelines, a drainage pipeline is arranged on the lower part of the detector 12, fourteen valves 1-14 are arranged on the drainage pipeline, and twelve valves 1-12 and thirteen valves 1-13 are respectively arranged on the left side and the right side of the detector 10 intersecting the backflow pipeline.
The working principle of the utility model is as follows: in the normal purified water production process, regeneration is usually carried out every 20 hours, at this time, one or both softening tanks can be regenerated, corresponding selection can be carried out according to the needs, at this time, the valve II 1-2 is closed, the valve 1-1 is opened, the valve eight 1-8 and the valve nine 1-9 are closed, the valve six 1-6 or the valve seven 1-7 is selectively opened, the valve four 1-4 or the valve five 1-5 is selectively opened for single tank regeneration, after the regeneration is complete, the whole valve is reset completely and purified water production is carried out again.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (2)
1. The utility model provides a purified water making device, includes water pump (1), sand filtration tank (2), softening tank one (3), softening tank two (4), activated carbon tank (5), precision filter (6), reverse osmosis system (7), EDI system (9) and purification water pitcher (8), water pump (1) be linked together through the upper portion of pipeline and sand filtration tank (2), be equipped with valve two (1-2) on the pipeline that links to each other, the lower part of sand filtration tank (2) be linked together through the upper portion of pipeline and line softening tank one (3), be equipped with valve three (1-3) on the pipeline that links to each other, the lower part of softening tank one (3) be linked together through the upper portion of pipeline and softening tank two (4), be equipped with valve eight (1-8) on the pipeline that links to each other, the lower part of softening tank two (4) be linked together through the pipeline and activated carbon tank (5), link to each other through pipeline and precision filter (6) on the lower part of activated carbon tank (5) be linked together, EDI system (6) are equipped with valve ten (1-9) on the pipeline, reverse osmosis system (7) are linked together through pipeline and EDI system (9), the connecting pipeline is provided with a valve eleven (1-11), and is characterized in that;
the front part of the valve II (1-2) is connected with a pipeline which is communicated with the ejector (11), and the lower part of the ejector (11) is communicated with the salt box (12); the upper parts of the jet device (11) are respectively communicated with the lower parts of the softening tank I (3) and the softening tank II (4) through pipelines, the connecting pipelines are respectively provided with a valve III (1-6) and a valve IV (1-7), the upper parts of the softening tank I (3) and the softening tank II (4) are respectively communicated with a drainage pipeline through pipelines, and the connecting pipelines are respectively provided with a valve IV (1-4) and a valve IV (1-5).
2. The purified water preparation device according to claim 1, wherein the purified water tank (8) is communicated with the detector (10) through a pipeline, a backflow pipeline is arranged on a discharge pipeline of the EDI system (9), the backflow pipeline is communicated with the precision filter (6), the backflow pipeline is provided with a valve sixteen (1-16), the detector (10) is communicated with the backflow pipeline through a pipeline, a drainage pipeline is arranged at the lower part of the detector (12), a valve fourteen (1-14) is arranged on the drainage pipeline, and a left side and a right side, which are intersected with the backflow pipeline, of the detector (10) are respectively provided with a valve twelve (1-12) and a valve thirteen (1-13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310020778.8A CN116253456A (en) | 2023-01-06 | 2023-01-06 | Purified water system water device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310020778.8A CN116253456A (en) | 2023-01-06 | 2023-01-06 | Purified water system water device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116253456A true CN116253456A (en) | 2023-06-13 |
Family
ID=86678643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310020778.8A Pending CN116253456A (en) | 2023-01-06 | 2023-01-06 | Purified water system water device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116253456A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202322437U (en) * | 2011-11-18 | 2012-07-11 | 上海开能环保设备股份有限公司 | Water softening and purifying integrated machine |
| CN202945081U (en) * | 2012-11-10 | 2013-05-22 | 潍坊亿阑达电气有限公司 | Water softener |
| CN208747787U (en) * | 2018-08-29 | 2019-04-16 | 河北华博制药设备有限公司 | A kind of water purification system that can accurately detect conductivity |
| CN215250007U (en) * | 2021-01-27 | 2021-12-21 | 万象天成(天津)生态环境科技有限公司 | Full-automatic high-purity water preparation equipment |
-
2023
- 2023-01-06 CN CN202310020778.8A patent/CN116253456A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202322437U (en) * | 2011-11-18 | 2012-07-11 | 上海开能环保设备股份有限公司 | Water softening and purifying integrated machine |
| CN202945081U (en) * | 2012-11-10 | 2013-05-22 | 潍坊亿阑达电气有限公司 | Water softener |
| CN208747787U (en) * | 2018-08-29 | 2019-04-16 | 河北华博制药设备有限公司 | A kind of water purification system that can accurately detect conductivity |
| CN215250007U (en) * | 2021-01-27 | 2021-12-21 | 万象天成(天津)生态环境科技有限公司 | Full-automatic high-purity water preparation equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208975822U (en) | A kind of water-saving resin regenerating device | |
| CN203043849U (en) | Self-control ultrafiltration system | |
| CN202625958U (en) | Novel water softener | |
| CN201842708U (en) | Purifying device for online separation of metal salt and free acid in pickling solution | |
| CN205892902U (en) | Efficient water conservation intelligence purifier | |
| CN109078499A (en) | A method of with rolled membrane module strainability can be restored on household water-purifying machine | |
| CN202246177U (en) | Raw water softening and resin regenerating device | |
| CN116253456A (en) | Purified water system water device | |
| CN207357172U (en) | A kind of full bed ion exchanger | |
| CN206762399U (en) | A kind of sewage filter device for gathering system | |
| CN203090758U (en) | Skid-mounted natural gas desulfurization amine liquid filtering and reviving device | |
| CN207016527U (en) | A kind of brick-shaped regenerant salt has an X-rayed separating domestic water softening device | |
| CN206580654U (en) | A kind of water cleaning systems with concentrated water water and backwash of use composite filter element | |
| CN213141656U (en) | Recycling system of main shaft cooling water | |
| CN2454374Y (en) | Combined running-water automatic production equipment | |
| CN207904014U (en) | A kind of water-saving purifier with active carbon adsorption equipment | |
| CN207108678U (en) | Nitrogen fertilizer plant's production cycle water system | |
| CN201168471Y (en) | Continuous highly effective running sand filter | |
| CN101337708A (en) | Water purifier controlled by electrovalve | |
| CN206204048U (en) | A kind of efficient water collector of new scrubbing tower | |
| CN2565802Y (en) | Compact soft water device | |
| CN108706782A (en) | A kind of sea water desalination processing unit | |
| CN210711049U (en) | Shallow sand filter with ion exchange fiber layer | |
| CN201692706U (en) | Absorption filtering pool | |
| CN201785254U (en) | Advanced water-treatment device for dyeing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |