CN105800809A - Non-electric and wastewater-free household reverse osmosis water purifier - Google Patents
Non-electric and wastewater-free household reverse osmosis water purifier Download PDFInfo
- Publication number
- CN105800809A CN105800809A CN201610219031.5A CN201610219031A CN105800809A CN 105800809 A CN105800809 A CN 105800809A CN 201610219031 A CN201610219031 A CN 201610219031A CN 105800809 A CN105800809 A CN 105800809A
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- filter
- reverse osmosis
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- low
- pressure reverse
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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
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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
- 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
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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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
- 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
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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
- 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
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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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
- C02F2307/00—Location of water treatment or water treatment device
- C02F2307/10—Location of water treatment or water treatment device as part of a potable water dispenser, e.g. for use in homes or offices
Abstract
The invention discloses a non-electric and wastewater-free household reverse osmosis water purifier. The water purifier comprises a first-level filter, a second-level filter, a third-level filter, a fourth-level filter, a fifth-level filter, a pure water faucet, a domestic water faucet and a three-way connector, wherein the first-level filter is a five-micrometer PP (polypropylene) cotton filter; the second-level filter is a granular active carbon filter; the third-level filter is a one-micrometer PP cotton filter; the fourth-level filter is an ultra-low-pressure reverse osmosis membrane filter; the fifth-level filter is a rear active carbon filter; the first-level filter, the second-level filter, the third-level filter and the fourth-level filter are sequentially connected; two outlets are formed in the fourth-level filter, one outlet is connected with the fifth-level filter, and the other outlet is connected with the three-way connector; the fifth-level filter is connected with the pure water faucet; the three-way connector is connected with the domestic water faucet. The water purifier has the benefits as follows: the water purifier is non-electric and wastewater-free, can purify municipal tap water and meet demands for domestic water and is convenient to maintain later.
Description
Technical field
The present invention relates to service water and process correlative technology field, refer in particular to a kind of nothing electricity without waste water household reverse osmosis water purifier.
Background technology
Water purifier is also water purifier, water filter, and its technological core is the filter membrane in filter element device, and water purifier major technique derives from ultrafilter membrane and RO reverse osmosis membrane two kinds, is by the small-sized water treatment facilities that water quality is carried out deep purifying process by the instructions for use of water.The water purifier said at ordinary times, generally refers to be used as the minifilters that family uses.
Water purification technology is in the application in drinking water field so that the phenomenon of " being not acclimatized " can be quickly become history, efficiently solve a lot of local due in subsoil water harmful minerals exceed standard and the endemic illness that causes.
At present, the wastewater rate of all kinds of household reverse osmosis water purifier systems is higher, install the shortcomings such as the difficulty that needs power supply near point, for the purification of water quality of general municipal administration direct-furnish tap water (hydraulic pressure >=0.2MPa), it is necessary to use external driving to meet demand.
Summary of the invention
There is above-mentioned deficiency to overcome in the present invention, it is provided that a kind of nothing without power supply and without waste water generation is electric without waste water household reverse osmosis water purifier in prior art.
To achieve these goals, the present invention is by the following technical solutions:
nullA kind of nothing electricity is without waste water household reverse osmosis water purifier，Including grade one filter、Secondary filter、Tertiary filter、Level Four filter、Pyatyi filter、Pure water tap、Domestic water tap and three way cock，Described grade one filter is five microns of PP cotton filters，Described secondary filter is granular activated carbon filter，Described tertiary filter is one micron of PP cotton filter，Described level Four filter is ultra-low-pressure reverse osmosis film filter，Described Pyatyi filter is Postposition carbon filter，Described grade one filter、Secondary filter、Tertiary filter and level Four filter are sequentially connected with，Described level Four filter is provided with two outlets，One of them outlet connects Pyatyi filter，Another exports connecting tee joint，Described Pyatyi filter connects pure water tap，Described three way cock connects domestic water tap.
By the design of ultra-low-pressure reverse osmosis film filter, meet the purification of water quality of general municipal administration direct-furnish tap water, it is not necessary to drive pressue device to reach the filtration purpose of tap water by power supply；And the two of ultra-low-pressure reverse osmosis film filter exit design, it is capable of purifying the purpose of pure water on the one hand, disclosure satisfy that the demand of domestic water on the other hand, ultra-low-pressure reverse osmosis film filter can also be realized the purpose rinsed simultaneously, so design has reached, without the electric purpose without waste water, to extend the service life of this water purifier simultaneously.
As preferably, described grade one filter, secondary filter and tertiary filter all include filter flask, filter core and upper cover, the shape of described filter core is cylindrical, described filter core is placed in filter flask, cover on described and be provided with water inlet and outlet, described water inlet and outlet are placed on the side of upper cover, space and the water inlet above covered that the inwall of described filter flask is formed with the outer wall of filter core connect, the inner chamber of described filter core connects with the outlet above covered, and described upper cover and filter flask removably connect.Designed by the connection of upper cover with filter flask, the convenient maintenance that filter core is realized the later stage.
As preferably, it is provided with positioning seat in the middle of the bottom of described filter flask, the centre of described upper cover is provided with the limit base corresponding with positioning seat, described filter core and positioning seat interference fit, described limit base is placed in the inner chamber of filter core, described upper cover is threadeded with filter flask, and the centre of described limit base is provided with through hole, and described through hole connects with outlet.So it is designed to the further raising filter core filter effect to tap water, reduces wastewater rate.
As preferably, described level Four filter includes putamina bottle, ultra-low-pressure reverse osmosis filter element and putamina upper cover, described ultra-low-pressure reverse osmosis filter element is placed in the inside of putamina bottle, described ultra-low-pressure reverse osmosis filter element includes chimney filter, ultra-low-pressure reverse osmosis diaphragm and ultra-low-pressure reverse osmosis film ring, described ultra-low-pressure reverse osmosis diaphragm is placed in the outside of chimney filter, described ultra-low-pressure reverse osmosis film ring is placed in the outer upper end of ultra-low-pressure reverse osmosis diaphragm, it is provided with the first outlet in the middle of the bottom of described putamina bottle, the bottom sides of described putamina bottle is provided with the second outlet, the first described outlet connects with chimney filter, the centre of described putamina upper cover is provided with import, described putamina upper cover and putamina bottle removably connect.By the structural design of level Four filter, realize once water purification from the beginning by ultra-low-pressure reverse osmosis film ring on the one hand, reach the requirement of domestic water；Realized the thorough purification of secondary tap water on the other hand by ultra-low-pressure reverse osmosis diaphragm, reach to purify the purpose of pure water, it is achieved that without the discharge of waste water.
As preferably, the epimere of described chimney filter seals, the hypomere hollow of described chimney filter, the hypomere side of described chimney filter is provided with some inlet openings, described ultra-low-pressure reverse osmosis diaphragm be coated on the lateral surface of chimney filter and with chimney filter tight fit, position on the ultra-low-pressure reverse osmosis diaphragm of described ultra-low-pressure reverse osmosis film ring place is corresponding with the position on the epimere place ultra-low-pressure reverse osmosis diaphragm of chimney filter, described putamina bottle and ultra-low-pressure reverse osmosis film ring tight fit.The Position Design of ultra-low-pressure reverse osmosis film ring, meets this level Four filter secondary counter permeation filtration to tap water, with the purity purified of increasing water quality.
As preferably, the external diameter of described ultra-low-pressure reverse osmosis film ring is gradually reduced from top to bottom, and the lower end external diameter of described ultra-low-pressure reverse osmosis film ring is less than the internal diameter of putamina bottle, and the upper end external diameter of described ultra-low-pressure reverse osmosis film ring is more than the internal diameter of putamina bottle.By the structural design of ultra-low-pressure reverse osmosis film ring, conveniently ultra-low-pressure reverse osmosis filter element is installed in putamina bottle and is sealed by ultra-low-pressure reverse osmosis film ring, quick and easy for installation.
As preferably, the mounting seat for being arranged on chimney filter it is provided with in the middle of the bottom of described putamina bottle, the intermediate hollow of described mounting seat and with the first outlet, the intermediate hollow inwall of described mounting seat is provided with some sealing rings, and described chimney filter is tightly connected by sealing ring and mounting seat.By the design of sealing ring, it is prevented that the water between ultra-low-pressure reverse osmosis diaphragm and putamina bottle enters in the first outlet, with the purity purified of increasing water quality.
As preferably, the upper surface of described mounting seat is provided with inside rounded corner, and the lower surface of described chimney filter is provided with outside rounded corner.Used by the respective outer side edges between mounting seat and chimney filter, conveniently chimney filter is installed in mounting seat and is sealed by sealing ring, quick and easy for installation.
As preferably, the diameter of described first outlet is less than the diameter of the second outlet.Second outlet is able to ensure that the water yield of domestic water than the first outlet.
The invention has the beneficial effects as follows: reached without electricity without the purpose of waste water, met the purification demand to municipal tap water, meet the demand of domestic water simultaneously, simple in construction, easy for installation, it is simple to the maintenance in later stage, add the service life of level Four filter simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of grade one filter, secondary filter and tertiary filter；
Fig. 3 is the cross-sectional view of Fig. 2；
Fig. 4 is the structural representation of level Four filter；
Fig. 5 is the cross-sectional view of Fig. 4.
In figure: 1. grade one filter, 2. secondary filter, 3. tertiary filter, 4. level Four filter, 5. Pyatyi filter, 6. pure water tap, 7. three way cock, 8. domestic water tap, 9. inlet triplet for water valve, 10. valve, 11. upper cover, 12. filter core, 13. filter flask, 14. water inlet, 15. limit base, 16. outlet, 17. positioning seat, 18. putamina upper cover, 19. chimney filter, 20. ultra-low-pressure reverse osmosis film ring, 21. ultra-low-pressure reverse osmosis diaphragm, 22. putamina bottle, 23. import, 24. inlet opening, 25. the second outlet, 26. the first outlet, 27. mounting seat, 28. sealing ring.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
nullIn embodiment as described in Figure 1，A kind of nothing electricity is without waste water household reverse osmosis water purifier，Including grade one filter 1、Secondary filter 2、Tertiary filter 3、Level Four filter 4、Pyatyi filter 5、Pure water tap 6、Domestic water tap 8 and three way cock 7，Grade one filter 1 is five microns of PP cotton filters，Secondary filter 2 is granular activated carbon filter，Tertiary filter 3 is one micron of PP cotton filter，Level Four filter 4 is ultra-low-pressure reverse osmosis film filter，Pyatyi filter 5 is Postposition carbon filter，Grade one filter 1、Secondary filter 2、Tertiary filter 3 and level Four filter 4 are sequentially connected with，Level Four filter 4 is provided with two outlets，One of them outlet connects Pyatyi filter 5，Another exports connecting tee joint 7，Pyatyi filter 5 connects pure water tap 6，Three way cock 7 connects domestic water tap 8.Wherein: three way cock 7 is also associated with valve 10, it is connected with large-scale water container by valve 10；Inlet triplet for water valve 9 was installed before grade one filter 1.
As shown in Figure 2 and Figure 3, grade one filter 1, secondary filter 2 and tertiary filter 3 all include filter flask 13, filter core 12 and upper cover 11, the shape of filter core 12 is cylindrical, filter core 12 is placed in filter flask 13, upper cover 11 is provided with water inlet 14 and outlet 16, water inlet 14 and outlet 16 are placed on the side of upper cover 11, water inlet 14 on space that the inwall of filter flask 13 is formed with the outer wall of filter core 12 and upper cover 11 connects, the inner chamber of filter core 12 connects with the outlet 16 on upper cover 11, and upper cover 11 and filter flask 13 removably connect.Positioning seat 17 it is provided with in the middle of the bottom of filter flask 13, the centre of upper cover 11 is provided with the limit base 15 corresponding with positioning seat 17, filter core 12 and positioning seat 17 interference fit, limit base 15 is placed in the inner chamber of filter core 12, upper cover 11 is threadeded with filter flask 13, the centre of limit base 15 is provided with through hole, and through hole connects with outlet 16.
Such as Fig. 4, shown in Fig. 5, level Four filter 4 includes putamina bottle 22, ultra-low-pressure reverse osmosis filter element and putamina upper cover 18, ultra-low-pressure reverse osmosis filter element is placed in the inside of putamina bottle 22, ultra-low-pressure reverse osmosis filter element includes chimney filter 19, ultra-low-pressure reverse osmosis diaphragm 21 and ultra-low-pressure reverse osmosis film ring 20, ultra-low-pressure reverse osmosis diaphragm 21 is placed in the outside of chimney filter 19, ultra-low-pressure reverse osmosis film ring 20 is placed in the outer upper end of ultra-low-pressure reverse osmosis diaphragm 21, the first outlet 26 it is provided with in the middle of the bottom of putamina bottle 22, the bottom sides of putamina bottle 22 is provided with the second outlet 25, first outlet 26 connects with chimney filter 19, the centre of putamina upper cover 18 is provided with import 23, putamina upper cover 18 and putamina bottle 22 removably connect.The epimere of chimney filter 19 seals, the hypomere hollow of chimney filter 19, the hypomere side of chimney filter 19 is provided with some inlet openings 24, ultra-low-pressure reverse osmosis diaphragm 21 be coated on the lateral surface of chimney filter 19 and with chimney filter 19 tight fit, position on ultra-low-pressure reverse osmosis film ring 20 place ultra-low-pressure reverse osmosis diaphragm 21 is corresponding with the position on the epimere place ultra-low-pressure reverse osmosis diaphragm 21 of chimney filter 19, putamina bottle 22 and ultra-low-pressure reverse osmosis film ring 20 tight fit.The external diameter of ultra-low-pressure reverse osmosis film ring 20 is gradually reduced from top to bottom, and the lower end external diameter of ultra-low-pressure reverse osmosis film ring 20 is less than the internal diameter of putamina bottle 22, and the upper end external diameter of ultra-low-pressure reverse osmosis film ring 20 is more than the internal diameter of putamina bottle 22.The mounting seat 27 for being arranged on chimney filter 19 it is provided with in the middle of the bottom of putamina bottle 22, the intermediate hollow of mounting seat 27 and export 26 with first and connect, the intermediate hollow inwall of mounting seat 27 is provided with some sealing rings 28, and chimney filter 19 is tightly connected by sealing ring 28 and mounting seat 27.The upper surface of mounting seat 27 is provided with inside rounded corner, and the lower surface of chimney filter 19 is provided with outside rounded corner.The diameter of the first outlet 26 exports the diameter of 25 less than second.Wherein: the connecting tube of grade one filter 1, secondary filter 2, tertiary filter 3 and level Four filter 4 all adopts four to be in charge of, and the connecting tube of the first outlet 26 of level Four filter 4, Pyatyi filter 5 and pure water tap 6 all adopts two to be in charge of, the connecting tube of the second outlet 25 of level Four filter 4, three way cock 7 and domestic water tap 8 all adopts four to be in charge of.
This water purifier includes following three kinds of water routes:
One, pure water is purified: when opening inlet triplet for water valve 9 and switching; tap water, through five microns of PP cotton filters, granular activated carbon filter, one micron of PP cotton filter, the first outlet 26 of ultra-low-pressure reverse osmosis filter, Postposition carbon filter and pure water tap 6, reaches the purification to municipal tap water.
Two, ultra-low-pressure reverse osmosis diaphragm 21 and domestic water are rinsed: when opening inlet triplet for water valve 9 and switching; tap water is through five microns of PP cotton filters, granular activated carbon filter, one micron of PP cotton filter, the second outlet 25 of ultra-low-pressure reverse osmosis filter, three way cock 7 and domestic water tap 8; reach, while using domestic water, also ultra-low-pressure reverse osmosis diaphragm 21 have been rinsed.
Three, rinse ultra-low-pressure reverse osmosis diaphragm 21 and large-scale be filled with water: when opening inlet triplet for water valve 9 and switching; tap water is through five microns of PP cotton filters, granular activated carbon filter, one micron of PP cotton filter, the second outlet 25 of ultra-low-pressure reverse osmosis filter, three way cock 7 and valve 10; ultra-low-pressure reverse osmosis diaphragm 21 being rinsed with water now, increases the life-span of ultra-low-pressure reverse osmosis diaphragm 21；Meanwhile, valve 10 is generally mounted to lower position, it is simple to large-scale water container water receiving, meets family and mops floor or use water during cleaning.
Claims (9)
- null1. a nothing electricity is without waste water household reverse osmosis water purifier，It is characterized in that，Including grade one filter (1)、Secondary filter (2)、Tertiary filter (3)、Level Four filter (4)、Pyatyi filter (5)、Pure water tap (6)、Domestic water tap (8) and three way cock (7)，Described grade one filter (1) is five microns of PP cotton filters，Described secondary filter (2) is granular activated carbon filter，Described tertiary filter (3) is one micron of PP cotton filter，Described level Four filter (4) is ultra-low-pressure reverse osmosis film filter，Described Pyatyi filter (5) is Postposition carbon filter，Described grade one filter (1)、Secondary filter (2)、Tertiary filter (3) and level Four filter (4) are sequentially connected with，Described level Four filter (4) is provided with two outlets，One of them outlet connects Pyatyi filter (5)，Another outlet connecting tee joint (7)，Described Pyatyi filter (5) connects pure water tap (6)，Described three way cock (7) connects domestic water tap (8).
- null2. a kind of nothing electricity according to claim 1 is without waste water household reverse osmosis water purifier，It is characterized in that，Described grade one filter (1)、Secondary filter (2) and tertiary filter (3) all include filter flask (13)、Filter core (12) and upper cover (11)，The shape of described filter core (12) is cylindrical，Described filter core (12) is placed in filter flask (13)，Described upper cover (11) is provided with water inlet (14) and outlet (16)，Described water inlet (14) and outlet (16) are placed on the side of upper cover (11)，Water inlet (14) on space that the inwall of described filter flask (13) is formed with the outer wall of filter core (12) and upper cover (11) connects，The inner chamber of described filter core (12) connects with the outlet (16) on upper cover (11)，Described upper cover (11) and filter flask (13) removably connect.
- 3. a kind of nothing electricity according to claim 2 is without waste water household reverse osmosis water purifier, it is characterized in that, positioning seat (17) it is provided with in the middle of the bottom of described filter flask (13), the centre of described upper cover (11) is provided with the limit base (15) corresponding with positioning seat (17), described filter core (12) and positioning seat (17) interference fit, described limit base (15) is placed in the inner chamber of filter core (12), described upper cover (11) is threadeded with filter flask (13), the centre of described limit base (15) is provided with through hole, described through hole connects with outlet (16).
- null4. the one according to claim 1 or 2 or 3 without electricity without waste water household reverse osmosis water purifier，It is characterized in that，Described level Four filter (4) includes putamina bottle (22)、Ultra-low-pressure reverse osmosis filter element and putamina upper cover (18)，Described ultra-low-pressure reverse osmosis filter element is placed in the inside of putamina bottle (22)，Described ultra-low-pressure reverse osmosis filter element includes chimney filter (19)、Ultra-low-pressure reverse osmosis diaphragm (21) and ultra-low-pressure reverse osmosis film ring (20)，Described ultra-low-pressure reverse osmosis diaphragm (21) is placed in the outside of chimney filter (19)，Described ultra-low-pressure reverse osmosis film ring (20) is placed in the outer upper end of ultra-low-pressure reverse osmosis diaphragm (21)，It is provided with the first outlet (26) in the middle of the bottom of described putamina bottle (22)，The bottom sides of described putamina bottle (22) is provided with the second outlet (25)，The first described outlet (26) connects with chimney filter (19)，The centre of described putamina upper cover (18) is provided with import (23)，Described putamina upper cover (18) and putamina bottle (22) removably connect.
- 5. a kind of nothing electricity according to claim 4 is without waste water household reverse osmosis water purifier, it is characterized in that, the epimere of described chimney filter (19) seals, the hypomere hollow of described chimney filter (19), the hypomere side of described chimney filter (19) is provided with some inlet openings (24), described ultra-low-pressure reverse osmosis diaphragm (21) be coated on the lateral surface of chimney filter (19) and with chimney filter (19) tight fit, position on described ultra-low-pressure reverse osmosis film ring (20) place ultra-low-pressure reverse osmosis diaphragm (21) is corresponding with the position on epimere place ultra-low-pressure reverse osmosis diaphragm (21) of chimney filter (19), described putamina bottle (22) and ultra-low-pressure reverse osmosis film ring (20) tight fit.
- 6. a kind of nothing electricity according to claim 4 is without waste water household reverse osmosis water purifier, it is characterized in that, the external diameter of described ultra-low-pressure reverse osmosis film ring (20) is gradually reduced from top to bottom, the lower end external diameter of described ultra-low-pressure reverse osmosis film ring (20) is less than the internal diameter of putamina bottle (22), and the upper end external diameter of described ultra-low-pressure reverse osmosis film ring (20) is more than the internal diameter of putamina bottle (22).
- 7. a kind of nothing electricity according to claim 4 is without waste water household reverse osmosis water purifier, it is characterized in that, the mounting seat (27) for being arranged on chimney filter (19) it is provided with in the middle of the bottom of described putamina bottle (22), the intermediate hollow of described mounting seat (27) and export (26) with first and connect, the intermediate hollow inwall of described mounting seat (27) is provided with some sealing rings (28), and described chimney filter (19) is tightly connected by sealing ring (28) and mounting seat (27).
- 8. a kind of nothing electricity according to claim 7 is without waste water household reverse osmosis water purifier, it is characterized in that, the upper surface of described mounting seat (27) is provided with inside rounded corner, and the lower surface of described chimney filter (19) is provided with outside rounded corner.
- 9. a kind of nothing electricity according to claim 4 is without waste water household reverse osmosis water purifier, it is characterized in that, the diameter of described first outlet (26) exports the diameter of (25) less than second.
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|---|---|---|---|
| CN201610219031.5A CN105800809B (en) | 2016-04-08 | 2016-04-08 | A kind of no electricity is without waste water household reverse osmosis water purifier |
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| CN201610219031.5A CN105800809B (en) | 2016-04-08 | 2016-04-08 | A kind of no electricity is without waste water household reverse osmosis water purifier |
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| CN105800809B CN105800809B (en) | 2019-01-25 |
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| CN106904692A (en) * | 2017-03-30 | 2017-06-30 | 浙江绿龙新材料有限公司 | A kind of reverse osmosis water purification units of detectable water quality |
| GB2558533A (en) * | 2016-11-07 | 2018-07-18 | Costa Express Ltd | Filtration system |
| CN108325386A (en) * | 2017-01-20 | 2018-07-27 | 中国石化仪征化纤有限责任公司 | A kind of half dead-end filter |
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| CN204219873U (en) * | 2014-09-28 | 2015-03-25 | 江苏省八杯水电器有限公司 | The universal filter core filter flask of a kind of wall-hanging water purifier |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2558533A (en) * | 2016-11-07 | 2018-07-18 | Costa Express Ltd | Filtration system |
| US10722067B2 (en) | 2016-11-07 | 2020-07-28 | Costa Express Limited | Filtration system |
| CN108325386A (en) * | 2017-01-20 | 2018-07-27 | 中国石化仪征化纤有限责任公司 | A kind of half dead-end filter |
| CN106904691A (en) * | 2017-03-30 | 2017-06-30 | 浙江绿龙新材料有限公司 | A kind of household reverse osmosis purifier |
| CN106904692A (en) * | 2017-03-30 | 2017-06-30 | 浙江绿龙新材料有限公司 | A kind of reverse osmosis water purification units of detectable water quality |
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| CN105800809B (en) | 2019-01-25 |
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