CN206580654U - A kind of water cleaning systems with concentrated water water and backwash of use composite filter element - Google Patents
A kind of water cleaning systems with concentrated water water and backwash of use composite filter element Download PDFInfo
- Publication number
- CN206580654U CN206580654U CN201720199015.4U CN201720199015U CN206580654U CN 206580654 U CN206580654 U CN 206580654U CN 201720199015 U CN201720199015 U CN 201720199015U CN 206580654 U CN206580654 U CN 206580654U
- Authority
- CN
- China
- Prior art keywords
- water
- pipeline
- self priming
- outlet
- circulating pump
- 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.)
- Expired - Fee Related
Links
Abstract
The water cleaning systems with concentrated water water and backwash of use composite filter element of the present utility model, including water inlet pipe, self priming pump or circulating pump, Ro membrane cartridges, concentrated water water butt, pure water water butt and control instrument, self priming pump or circulating pump are pumped into raw water to be clean through water inlet pipe, water inlet of the outlet of self priming pump or circulating pump by the road with Ro membrane cartridges is communicated, and the concentrated water outlet of Ro membrane cartridges, pure water outlet are communicated with concentrated water water butt, pure water water butt respectively；It is characterised by：Composite filter element is provided with self priming pump or the circulating pump inlet pipeline or on self priming pump or circulating pump outlet pipeline.Water cleaning systems of the present utility model, by the way that multi-stage filter core is replaced with into composite filter element, simplify the pipeline structure of water cleaning systems, reduce pipeline and the usage quantity of electrically-controlled valve, so that water processed, filter-core back-flushing wash simpler with the backwash loops of Ro membrane cartridges, the cost of manufacture of whole water cleaning systems is not only reduced, the service life of water cleaning systems is also extended, beneficial effect significantly, is suitable for the application of popularization.
Description
Technical field
The utility model is related to a kind of water cleaning systems, in particular, more particularly to a kind of use composite filter element have
Concentrated water water and the water cleaning systems of backwash.
Background technology
Water is precious resources for the survival of mankind, and the drinking-water of cleaning is even more the health for concerning human body, with industry not
Disconnected development and expansion, different degrees of low stain is caused to surface water and groundwater.Although drinking water all passes through between dispatching from the factory
Handle layer by layer, to ensure to reach standard for drinking；But directly drink to realize or ensure the safety of drinking water, more and more
People can be to the further purification of running water.
Ro membrane water purifiers are to need to consume substantial amounts of running water during conventional purifier, its water processed, undoubtedly one
Plant and waste, Patent No. CN2014103221491 and Patent No. CN2014203738963 patent document disclose one
The water cleaning systems with concentrated water water and backwashing function are planted, it can be re-used to the concentrated water produced during water processed, to drop
The low consumption to running water, water-saving result is obvious.Meanwhile, it can also be backwashed to filter core and Ro membrane cartridges, to extend filter
The service life of core, reduces the cost for frequently changing filter core.But water cleaning systems disclosed in above-mentioned patent document, in Ro membrane cartridges
In the filtering of front end, the three-level filter core that L1 filter cores, L2 filter cores, L3 filter cores are constituted is employed, not only causes whole water cleaning systems phase
To complexity, and control also comparatively laborious；Maturation and application with composite filter element technology, can be by with a variety of filtering functions
Filter core is integrated in a filter core, realizes the filtering function to water body.If composite filter element is applied in above-mentioned water cleaning systems,
Pipeline, simplify control will be simplified and reduced the cost.
The content of the invention
The utility model is in order to overcome the shortcoming of above-mentioned technical problem to have concentrated water there is provided a kind of use composite filter element
Water processed and the water cleaning systems of backwash.
The water cleaning systems with concentrated water water and backwash of use composite filter element of the present utility model, including water inlet pipe,
Self priming pump or circulating pump, Ro membrane cartridges, concentrated water water butt, pure water water butt and control instrument, self priming pump or circulating pump are through water inlet
Water inlet of the outlet of pipe suction raw water to be clean, self priming pump or circulating pump by the road with Ro membrane cartridges is communicated, Ro membrane cartridges
Concentrated water outlet, pure water outlet communicates with concentrated water water butt, pure water water butt respectively；Control instrument is used to control water cleaning systems
Operation；It is characterized in that：Set on self priming pump or the circulating pump inlet pipeline or on self priming pump or circulating pump outlet pipeline
It is equipped with composite filter element.
Use composite filter element of the present utility model have concentrated water water and backwash water cleaning systems, the self priming pump or
The pipeline of the configured electrically-controlled valve of import of circulating pump is communicated with concentrated water water butt, is carried out again with extracting the concentrated water in concentrated water water butt
Secondary water processed or filter core are rinsed；The pipeline of the configured electrically-controlled valve in the outlet of self priming pump or circulating pump is communicated with the outlet of composite filter element,
The pipeline of the configured electrically-controlled valve of import of composite filter element is communicated with wastewater discharge pipe, to form the backwash loop of composite filter element；
The pipeline of the configured electrically-controlled valve in outlet of self priming pump or circulating pump water inlet respectively with Ro membrane cartridges, concentrated water outlet are communicated, Ro
The pipeline of the configured electrically-controlled valve of water inlet of membrane cartridge is communicated with wastewater discharge pipe, is just rinsed with constituting Ro membrane cartridges, Ro membrane filtrations
Core backwashes loop
Use composite filter element of the present utility model have concentrated water water and backwash water cleaning systems, the self priming pump or
Be provided with preposition filter core on the inlet pipeline of circulating pump, the pipeline of the configured electrically-controlled valve in the outlet of self priming pump or circulating pump with it is preposition
The outlet of filter core is communicated, and the pipeline of the configured electrically-controlled valve of import of preposition filter core is communicated with wastewater discharge pipe, to constitute preposition filter
The backwash loop of core.
Use composite filter element of the present utility model have concentrated water water and backwash water cleaning systems, the self priming pump or
The pipeline of the configured electrically-controlled valve of import of circulating pump is communicated with pure water water butt, and the outlet of self priming pump or circulating pump is configured automatically controlled
The pipeline of valve is communicated with the pure water outlet of Ro membrane cartridges, to constitute Ro filter membranes backwash loop, using pure water to Ro mistakes
Filter membrane is backwashed.
The beneficial effects of the utility model are：Water cleaning systems of the present utility model, by by multi-stage filter core（Such as L1 filter cores,
L2 filter cores and L3 filter cores）Composite filter element is replaced with, the pipeline structure of water cleaning systems is simplified, making for pipeline and electrically-controlled valve is reduced
With quantity so that water processed, filter-core back-flushing wash simpler with the backwash loops of Ro membrane cartridges, not only reduce whole water purification system
The cost of manufacture of system, also extends the service life of water cleaning systems, and beneficial effect significantly, is suitable for the application of popularization.
Brief description of the drawings
Fig. 1 is the structural representation of the 1st kind of embodiment of the present utility model；
Fig. 2 is the structural representation of the 2nd kind of embodiment of the present utility model；
Fig. 3 is the structural representation of the 3rd kind of embodiment of the present utility model；
Fig. 4 is the structural representation of the 4th kind of embodiment of the present utility model；
Fig. 5 is the structural representation of the 5th kind of embodiment of the present utility model；
Fig. 6 is the structural representation of the 6th kind of embodiment of the present utility model；
Fig. 7 is the structural representation of the 7th kind of embodiment of the present utility model.
In figure：1 water inlet pipe, 2 self priming pumps or circulating pump, 3 composite filter elements, 4 Ro membrane cartridges, 5 concentrated water water butts, the storage of 6 pure water
Bucket, 7 device for fetching water, 8 control instruments, 9 low tension switches.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Water cleaning systems of the present utility model, while utility less amount raw water produces more pure water, in order to
Simplify pipeline structure, reduction cost of manufacture, the scheme of following several pipeline forms can be used.
Embodiment 1, as shown in figure 1, giving the structural representation of the 1st kind of embodiment of the present utility model, it is by intaking
Pipe 1, self priming pump or circulating pump 2, composite filter element 3, Ro membrane cartridges 4, concentrated water water butt 5, pure water water butt 6, device for fetching water 7 and control
Instrument 8 is constituted, and low tension switch 9, electrically-controlled valve k1, check valve m1 are disposed between the import of water inlet pipe 1 to composite filter element 3,
Electrically-controlled valve k6, self priming pump or circulating pump are provided with the pipeline being exported between self priming pump or the import of circulating pump 2 of composite filter element 3
2 be exported between the water inlet of composite filter element 3 is disposed with high-voltage switch gear G1, electrically-controlled valve k8.The concentrated water of Ro membrane cartridges 4 goes out
Mouthful to being provided with the pure water outlet of electrically-controlled valve k14, Ro membrane cartridge 4 on the pipeline between concentrated water water butt 5 to pure water water butt
Between pipeline on be disposed with electrically-controlled valve k11, check valve m5 and high-voltage switch gear G2, pure water water butt 6 also through check valve m6,
Active carbon filter core is communicated with device for fetching water 7.Level sensor or ball-cock assembly can be set in shown pure water water butt 6, to control pure water
Water level in water butt 6；If using level sensor, it need not on pipeline between the pure water outlet of Ro membrane cartridges 4
High-voltage switch gear G2 is set, if using ball-cock assembly, it needs to set high pressure on pipeline between the pure water outlet of Ro membrane cartridges 4
Switch G2.
During water processed, self priming pump or circulating pump 2 extract raw water from water inlet pipe 1, filtering of the raw water first through composite filter element 3,
Composite filter element 3 is multi-stage filter core, such as three-level composite filter element or four, five, six, seven grades of composite filter elements；Then carried out through Ro membrane cartridges 4
The pure water produced during filtering, water processed is stored into pure water water butt 6, and the concentrated water of generation is then stored to concentrated water water butt 5
In, realize raw water water process.Self priming pump or circulating pump 2 enter by extracting the concentrated water of concentrated water water butt 5, then through Ro membrane cartridges 4
Row filtering, you can concentrated water water process is carried out, to realize the purpose effectively economized on water.
Import of the shown concentrated water water butt 5 through pipeline and self priming pump or circulating pump 2 where electrically-controlled valve k13, check valve m3
Communicate, so that self priming pump or circulating pump 2 extract concentrated water from concentrated water water butt 5, carry out concentrated water water or filter core flushing.Self-priming
Outlet phase of the outlet of pump or circulating pump 2 through the pipeline where high-voltage switch gear G1, check valve m4 and electrically-controlled valve k5 with composite filter element 3
Logical, the water inlet of composite filter element 3 is communicated through the pipeline where check valve m2 and electrically-controlled valve k2 with wastewater discharge pipe, so, self-priming
The concentrated water that pump or circulating pump 2 are extracted can be injected from the outlet of composite filter element, and from its import outflow, realize the anti-of composite filter element
Rinse.
Self priming pump or circulating pump 2 are by the concentrated water extracted from concentrated water water butt 5 from the water inlet injections of Ro membrane cartridges 4, from Ro
In the concentrated water outlet injection concentrated water water butt 5 of membrane cartridge 4, you can realize the positive flushing to Ro membrane cartridges 4.Self priming pump or circulating pump
2 concentrated waters extracted, the concentrated water for injecting Ro membrane cartridges 4 through the pipeline where electrically-controlled valve k7 is exported, and through the water inlet of Ro membrane cartridges 4
Flow out in wastewater discharge pipe, you can realize the backwash of Ro membrane cartridges 4.
Import of the shown pure water water butt 6 through pipeline and self priming pump or circulating pump 2 where electrically-controlled valve k12, check valve m3
Communicate, so as to the backwash of self priming pump or the extraction pure water progress Ro filter membranes of circulating pump 2.The water inlet of Ro membrane cartridges 4 is through automatically controlled
Pipeline where valve k10 is communicated with wastewater discharge pipe.The pure water that self priming pump or circulating pump 2 are extracted from pure water water butt 6, warp
The pure water outlet of pipeline injection Ro membrane cartridges 4 where high-voltage switch gear G1, electrically-controlled valve k9, and through the water inlet of Ro membrane cartridges 4
Flow out in wastewater discharge pipe, realize the backwash of Ro filter membranes.
Embodiment 2, as shown in Fig. 2 the structural representation of the 2nd kind of embodiment of the present utility model is given, with embodiment 1
Compare, it is in addition to the water that Ro films are backwashed, the backwash of Ro filter membranes is flowed out flows out through composite filter element, its raw water water, concentrated water
All same in pipeline structure and principle, with embodiment 1 that water processed, composite filter element backwash, Ro films are just being rinsed.In Ro filter membranes
In backwash process, the pure water that self priming pump or circulating pump are extracted from pure water water butt injects through the pipeline where electrically-controlled valve 9
To the pure water outlet of Ro membrane cartridges, after pure water is backwashed to Ro filter membranes, discharged by the import of Ro membrane cartridges, and pass through
Pipeline where electrically-controlled valve 10 is discharged into the water inlet of composite filter element, the finally water inlet discharge through composite filter element, to Ro mistakes
While filter membrane is backwashed, also composite filter element is backwashed.During the backwash backwash of Ro membrane cartridges,
The concentrated water that self priming pump or circulating pump are extracted from concentrated water water butt, the concentrated water of RO membrane cartridges is injected through the pipeline where electrically-controlled valve 7
Outlet, after concentrated water is backwashed to RO membrane cartridges, the water inlet discharge through RO membrane cartridges, and be discharged into through the pipeline where electrically-controlled valve 10
To the water inlet of composite filter element, also composite filter element is backwashed.
Embodiment 3, as shown in figure 3, the structural representation of the 3rd kind of embodiment of the present utility model is given, with embodiment 2
Compare, it is in addition to being not provided with Ro membrane cartridges backwash loop, its raw water water, concentrated water water, composite filter element backwash, Ro
All same in film is just rinsed, Ro filter membranes are backwashed pipeline structure and principle, with embodiment 2.
Embodiment 4, as shown in figure 4, the structural representation of the 5th kind of embodiment of the present utility model is given, with embodiment 1
Compare, in addition to it is different from embodiment 1 except Ro filter membranes backwash loop, its raw water water, concentrated water water, composite filter element
All same in backwash, Ro films are just rinsed, Ro films are backwashed pipeline structure and principle, with embodiment 1.In the present embodiment,
Pure water water butt uses pressure pot, inherently has pressure using the pure water in pure water water butt to realize that Ro filter membranes recoil
Wash, when needing to backwash Ro filter membranes, then open pure in electrically-controlled valve 11 and electrically-controlled valve 10, pure water water butt
Water enters under the pressure effect of itself from the pure water outlet of Ro membrane cartridges, is flowed out by the water inlet of Ro membrane cartridges, to realize
Ro filter membranes are backwashed.
Embodiment 5, as shown in figure 5, the structural representation of the 5th kind of embodiment of the present utility model is given, with embodiment 2
Compare, its except Ro filter membranes backwash loop it is different from embodiment 2, be not provided with Ro membrane cartridges backwash loop in addition to,
It is equal in pipeline structure and principle, with embodiment 2 that its raw water water, concentrated water water, composite filter element backwash, Ro films are just being rinsed
It is identical.When being backwashed to Ro filter membranes, the pipeline and Ro membrane cartridges between electric pure water water butt and Ro membrane cartridges are opened
Pure water in pipeline on water inlet, pure water water butt enters under the pressure effect of itself from the pure water outlet of Ro membrane cartridges
Enter, flowed out by the water inlet of Ro membrane cartridges, to realize that Ro filter membranes are backwashed.
Embodiment 6, as shown in fig. 6, the structural representation of the 6th kind of embodiment of the present utility model is given, with embodiment 5
Compare, its in addition to the water discharged in Ro filter membrane backwash processes can be directly discharged into wastewater discharge pipe by the road, its
It is homogeneous in pipeline structure and principle, with embodiment 5 that raw water water, concentrated water water, composite filter element backwash, Ro films are just being rinsed
Together.
Embodiment 7, as shown in fig. 7, giving the structural representation of the 7th kind of embodiment of the present utility model, it is by intaking
It is pipe 1, self priming pump or circulating pump 2, composite filter element 3, Ro membrane cartridges 4, concentrated water water butt 5, pure water water butt 6, device for fetching water 7, preposition
Filter core L1 and control instrument 8 are constituted, and low tension switch 9, electricity are disposed between water inlet pipe 1 to self priming pump or the import of circulating pump 2
Control valve k1, check valve m1, preposition filter core L1 and electrically-controlled valve k6, the import for being exported to composite filter element 3 of self priming pump or circulating pump 2 it
Between be disposed with high-voltage switch gear G1, electrically-controlled valve k7, being exported between the water inlet of Ro membrane cartridges 4 for composite filter element 3 is provided with
Electrically-controlled valve k8.The concentrated water of Ro membrane cartridges 4, which is exported on the pipeline between concentrated water water butt 5, is provided with electrically-controlled valve k13, Ro membrane cartridge
Electrically-controlled valve k11, high-voltage switch gear G2, pure water water storage are disposed with 4 pure water outlet to the pipeline between pure water water butt
Bucket 6 is also communicated through check valve m2, active carbon filter core with device for fetching water 7.
During water processed, self priming pump or circulating pump 2 extract raw water from water inlet pipe 1, and raw water is first successively through preposition filter core and multiple
The filtering of filter core 3 is closed, is then filtered through Ro membrane cartridges 4, the pure water produced during water processed is stored to pure water water butt 6
In, the concentrated water of generation is then stored into concentrated water water butt 5, realizes raw water water process.Self priming pump or circulating pump 2 are dense by extracting
The concentrated water of water water butt 5, then filtered through Ro membrane cartridges 4, you can concentrated water water process is carried out, to realize the mesh effectively economized on water
's.
Shown concentrated water water butt 5 is communicated through the pipeline where electrically-controlled valve k14 with the import of self priming pump or circulating pump 2, with
Just self priming pump or circulating pump 2 extract the backwash that concentrated water carries out filter core from concentrated water water butt 5.Self priming pump or circulating pump 2 go out
Mouth is communicated through the pipeline where electrically-controlled valve k5 with the outlet of composite filter element 3, and the water inlet of composite filter element 3 is through where electrically-controlled valve k3
Pipeline is communicated with wastewater discharge pipe, so, and the concentrated water that self priming pump or circulating pump 2 are extracted can be injected from the outlet of composite filter element,
And from its import outflow, realize the backwash of composite filter element.The outlet of shown self priming pump or circulating pump 2 is through where electrically-controlled valve k4
Pipeline is communicated with the outlet of preposition filter core, and the import of preposition filter core is communicated through the pipeline where electrically-controlled valve k2 with wastewater discharge pipe,
The concentrated water that self priming pump or circulating pump 2 are extracted can be injected from the outlet of preposition filter core, import outflow, realize the recoil of preposition filter core
Wash.
Self priming pump or circulating pump 2 are by the concentrated water extracted from concentrated water water butt 5 from the water inlet injections of Ro membrane cartridges 4, from Ro
During the concentrated water outlet outflow of membrane cartridge 4, you can realize the positive flushing to Ro membrane cartridges 4.Shown pure water water butt 6 is through electrically-controlled valve
Pipeline where k12 is communicated with the import of self priming pump or circulating pump 2, and the outlet of self priming pump or circulating pump 2 is also through electrically-controlled valve k9 institutes
Pipeline communicated with the pure water outlet of Ro membrane cartridges 4, the water inlets of Ro membrane cartridges 4 through the pipeline where electrically-controlled valve k10 with
Wastewater discharge pipe is communicated.Self priming pump or circulating pump 2 extract pure water from pure water water butt 6, go out from the pure water of Ro membrane cartridges 4
Mouth injection, the water inlet outflow through Ro membrane cartridges 4, realizes the backwash of Ro filter membranes.
Claims (4)
1. a kind of water cleaning systems with concentrated water water and backwash of use composite filter element, including water inlet pipe（1）, self priming pump or
Circulating pump（2）, Ro membrane cartridges（4）, concentrated water water butt（5）, pure water water butt（6）And control instrument（8）, self priming pump or circulating pump
Through the raw water that water inlet pipe suction is to be clean, the water inlet exported by the road with Ro membrane cartridges of self priming pump or circulating pump is communicated, Ro
The concentrated water outlet of membrane cartridge, pure water outlet are communicated with concentrated water water butt, pure water water butt respectively；Control instrument is used to control only
The operation of water system；It is characterized in that：On self priming pump or the circulating pump inlet pipeline or self priming pump or circulation water pump outlet pipe
Composite filter element is provided with road（3）.
2. the water cleaning systems with concentrated water water and backwash of use composite filter element according to claim 1, its feature
It is：The self priming pump or circulating pump（2）The pipeline of the configured electrically-controlled valve of import communicated with concentrated water water butt, to extract concentrated water
Concentrated water in water butt carries out water or filter core processed again and rinsed；The pipeline of the configured electrically-controlled valve in outlet of self priming pump or circulating pump with
Composite filter element（3）Outlet communicate, the pipeline of the configured electrically-controlled valve of import of composite filter element is communicated with wastewater discharge pipe, with formed
The backwash loop of composite filter element；The pipeline of the configured electrically-controlled valve in outlet of self priming pump or circulating pump enters with Ro membrane cartridges respectively
The mouth of a river, concentrated water outlet are communicated, and the pipeline of the configured electrically-controlled valve of water inlet of Ro membrane cartridges is communicated with wastewater discharge pipe, to constitute Ro
Membrane cartridge is just rinsed, Ro membrane cartridges backwash loop.
3. the water cleaning systems with concentrated water water and backwash of use composite filter element according to claim 2, its feature
It is：The self priming pump or circulating pump（2）Inlet pipeline on be provided with preposition filter core, the outlet of self priming pump or circulating pump is through setting
The pipeline for putting electrically-controlled valve is communicated with the outlet of preposition filter core, and pipeline and the waste water of the configured electrically-controlled valve of import of preposition filter core are discharged
Pipe is communicated, to constitute the backwash loop of preposition filter core.
4. the water cleaning systems with concentrated water water and backwash of use composite filter element according to claim 2, its feature
It is：The self priming pump or circulating pump（2）The pipeline of the configured electrically-controlled valve of import communicated with pure water water butt, self priming pump or follow
The pipeline and Ro membrane cartridges of the configured electrically-controlled valve in outlet of ring pump（4）Pure water outlet communicate, with constitute Ro filter membranes recoil
Loop is washed, Ro filter membranes are backwashed using pure water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199015.4U CN206580654U (en) | 2017-03-03 | 2017-03-03 | A kind of water cleaning systems with concentrated water water and backwash of use composite filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199015.4U CN206580654U (en) | 2017-03-03 | 2017-03-03 | A kind of water cleaning systems with concentrated water water and backwash of use composite filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206580654U true CN206580654U (en) | 2017-10-24 |
Family
ID=60112237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720199015.4U Expired - Fee Related CN206580654U (en) | 2017-03-03 | 2017-03-03 | A kind of water cleaning systems with concentrated water water and backwash of use composite filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206580654U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112225338A (en) * | 2020-12-10 | 2021-01-15 | 追创科技(苏州)有限公司 | Water purification system, water purifier and water purifier control method |
| CN115970387A (en) * | 2022-12-22 | 2023-04-18 | 珠海格力电器股份有限公司 | Water purification system, control method, electronic equipment and storage medium |
-
2017
- 2017-03-03 CN CN201720199015.4U patent/CN206580654U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112225338A (en) * | 2020-12-10 | 2021-01-15 | 追创科技(苏州)有限公司 | Water purification system, water purifier and water purifier control method |
| CN115970387A (en) * | 2022-12-22 | 2023-04-18 | 珠海格力电器股份有限公司 | Water purification system, control method, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104030475B (en) | A kind of water cleaning systems and method with dense water water and backwashing function | |
| CN206444461U (en) | A kind of water manufacturing system of utilization pure water rinsing milipore filter | |
| CN106348395A (en) | Water purification machine system and control method for controlling system | |
| CN204097212U (en) | A kind of water cleaning systems with dense water water and backwashing function | |
| CN203922880U (en) | A kind of water-purifying machine | |
| CN206580654U (en) | A kind of water cleaning systems with concentrated water water and backwash of use composite filter element | |
| CN106673137B (en) | Double-membrane long-acting water production system | |
| CN206142935U (en) | Water -saving type water purifier | |
| CN201099627Y (en) | Water saving long acting -type pure water machine | |
| CN205892902U (en) | Efficient water conservation intelligence purifier | |
| CN205710139U (en) | Water purifier with backwashing function | |
| CN206666239U (en) | A kind of water purifier system | |
| CN207243593U (en) | Water purifier | |
| CN205892818U (en) | Water purification system that has backwash function | |
| CN211871575U (en) | Energy-saving household water purifier | |
| CN205258151U (en) | Reverse osmosis system | |
| CN205258082U (en) | Reverse osmosis water purification system | |
| CN211078641U (en) | Intelligent water-saving water purifier | |
| CN204325025U (en) | A kind of automatic back-flushing device of water-saving reverse osmosis water purifier | |
| CN208856960U (en) | A kind of backpurge system, counter-infiltration system and the water purifier of reverse osmosis filter core | |
| CN206985876U (en) | A kind of efficient absorption and the hydrogen-rich water purifier of filtering | |
| CN205347001U (en) | Wastewater recycling device | |
| CN205133263U (en) | Water -saving purifier and filtration thereof | |
| CN206858297U (en) | A kind of water purifier with exhaust structure | |
| CN206219280U (en) | A kind of ultrafiltration water purifier with automatic flushing function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171024 Termination date: 20210303 |