CN208747776U - A kind of environmental protection household water filter - Google Patents
A kind of environmental protection household water filter Download PDFInfo
- Publication number
- CN208747776U CN208747776U CN201820879600.3U CN201820879600U CN208747776U CN 208747776 U CN208747776 U CN 208747776U CN 201820879600 U CN201820879600 U CN 201820879600U CN 208747776 U CN208747776 U CN 208747776U
- Authority
- CN
- China
- Prior art keywords
- water
- inner cavity
- layer
- pneumatic cylinder
- filter
- 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
Landscapes
- Water Treatment By Sorption (AREA)
Abstract
The utility model discloses a kind of environmentally friendly household water filter, including device noumenon, described device ontology includes water clarifier shell, water purifier inner cavity and pedestal, and the water clarifier shell is column construction.Filter structure inside the utility model is provided with ultrafiltration membrane filtering layer, Chinese medicine stone ceramic ball filtering layer, active carbon filtering layer and microfiltration membranes level Four filter layer, and filtering direction is successively filtered from bottom to top, and water is first by intracavitary in the second water pump and third water pump injection water storage, then successively pass through filter layer from top to bottom under the pressure effect of the first water pump, the second water pump, it is flowed out again by tap, water flow is more stable, so that the filter effect under anti-gravity effect is more preferable;The water purifier carries out backwash processing from top to bottom, pneumatic cylinder drives filter layer to move back and forth under the action of the spring simultaneously, so that impurity and harmful substance are fallen into water storage inner cavity, and is discharged by waste discharge water pipe, cleaning effect more preferably, increases the service life of water purifier.
Description
Technical field
The utility model relates to water purifier field, specially a kind of environmentally friendly household water filter.
Background technique
Water purifier is also water purifier water purifier water purifier or water dispenser, filter, be by the requirement to water to water quality into
The small-sized water treatment facilities of row deep purifying processing, the water purifier that usually we are said generally refer to use as family small
Type filter.Existing household water filter is generally divided into gradually compact form water purifier and self-cleaning purifier, self-cleaning purifier due to
Design comparison is reasonable, removes the trouble manually unpicked and washed from, increases the practicability of water purifier, and by big well-established.
Existing self-cleaning purifier is all to be backwashed using special flushing pipe to filter core, will be attached to filter core
On impurity discharge, only carry out that backwash cleaning effect is not strong, while existing household water filter is mostly one using water flow
Water outlet, and water outlet is connect with external water dispenser, is allowed for purified water in this way and is used as drinking water, while clarifier
Water yield it is smaller.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of environmentally friendly household water filter
Problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of environmental protection household water filter, including device
Ontology, described device ontology include water clarifier shell, water purifier inner cavity and pedestal, and the water clarifier shell is column construction, institute
That states water clarifier shell is internally provided with water purifier inner cavity, and is connected with attachment base between water clarifier shell and water purifier inner cavity,
The bottom of the water clarifier shell is equipped with pedestal, and the inside of the water purifier inner cavity is disposed with purification inner cavity from top to bottom
The inner vertical of water storage inner cavity, the purification inner cavity is provided with partition, the top of the water purifier inner cavity is disposed with the
The output end of one pneumatic cylinder and the second pneumatic cylinder, first pneumatic cylinder and the second pneumatic cylinder runs through the top of water purifier inner cavity
And purification inner cavity is extended to, and the output end of the first pneumatic cylinder and the second pneumatic cylinder is provided with water purifier inner cavity junction
Sealing ring is equipped with the first water pump, the water inlet connection of first water pump between first pneumatic cylinder and the second pneumatic cylinder
There is cleaning solution water inlet, the cleaning solution water inlet runs through the top of water clarifier shell, the water outlet connection of first water pump
There is U-shaped water pipe, the two sides for inside the top of water purifier inner cavity and being located at partition are run through at the both ends of the U-shaped water pipe, described net
Change inner cavity two sides be respectively arranged with through water purifier inner cavity and extend to the first tap on the outside of water clarifier shell and
The inside of second tap, first tap and the second tap is mounted on water valve, and the two sides of the water storage inner cavity are equal
It is provided with water inlet, two water inlets are connected with the water outlet of the water outlet of the second water pump and third water pump respectively, institute
The water inlet for stating the second water pump is connected with the first water inlet pipe, and the water inlet of the third water pump is connected with the second water inlet pipe, described
First water inlet pipe and the second water inlet pipe run through water clarifier shell and extend to its outside, and the bottom of the water storage inner cavity is provided with
Outlet pipe, the inside of the outlet pipe are respectively arranged with the first solenoid valve and second solenoid valve, and the other end connection of outlet pipe
There is waste discharge water pipe, and one end of waste discharge water pipe through water clarifier shell and extends to its outside.
Preferably, the two sides of the partition are disposed with level Four filter layer, three-stage filtration layer, second level mistake from top to bottom
Filtering layer, by-pass filtration layer and baffle, the level Four filter layer, three-stage filtration layer, secondary filtration layer, by-pass filtration layer and baffle it
Between be provided with spring.
Preferably, the baffle interior is provided with through-hole, and the baffle engages company with the inner wall of partition and water purifier inner cavity
It connects, the baffle is stainless steel material.
Preferably, the level Four filter layer, three-stage filtration layer, secondary filtration layer and by-pass filtration layer are respectively ultrafiltration membrane filtration
Layer, Chinese medicine stone ceramic ball filtering layer, active carbon filtering layer and microfiltration membranes, the level Four filter layer, three-stage filtration layer, secondary filtration layer and
Filtering layer installation shell is provided on the outside of by-pass filtration layer.
Preferably, the filtering layer installation shell is sector structure, and filtering layer installation shell is stainless steel structure, the filtering layer
The upper and lower surface of installation shell is provided with apopore and squeezes seat, and the side of the filtering layer installation shell is equipped with sealing shroud,
The output end of first pneumatic cylinder and the second pneumatic cylinder is connect with seat is squeezed.
Preferably, the bottom end of the water clarifier shell is provided with pedestal, and the pedestal is in sucker shape, and pedestal is rubber material
Matter.
Compared with prior art, the utility model has the beneficial effects that this kind environmental protection household water filter is cylindrical structure
Design, and pedestal is sucker structure, water purifier tailored appearance is beautiful, and the sucker structure of rubber material places water purifier more
It is firm, while also facilitating water purifier mobile;The water purifier is internally provided with double filter structure, double water tap with two outlet, double water inlet water
Pump and double useless water outlet, increase the hydraulic pressure inside the water purifier, so that water yield is bigger, while one in double water tap with two outlet
It being connect with external water dispenser, another, which then can be used as, cooks with water, and it is more convenient to use, avoid the water receiving from water dispenser
It is inconvenient;Filter structure inside the water purifier is provided with ultrafiltration membrane filtering layer, Chinese medicine stone ceramic ball filtering layer, active carbon filtering layer and micro-filtration
Film level Four filter layer, and filtering direction is successively filtered from bottom to top, and water is first infused by the second water pump and third water pump
Enter intracavitary in water storage, then successively passes through filter layer from top to bottom under the pressure effect of the first water pump, the second water pump, then by water
Faucet outflow, water flow is more stable, so that the filter effect under anti-gravity effect is more preferable, while by the filtering of by-pass filtration layer
The mostly impurity such as sandy soil, water plant, fall under gravity into storage cavity in this way, also avoid by-pass filtration layer from occurring stifled
Plug;The water purifier carries out backwash processing from top to bottom, while pneumatic cylinder drives filter layer to move back and forth under the action of the spring,
So that impurity and harmful substance are fallen into water storage inner cavity, and it is discharged by waste discharge water pipe, cleaning effect more preferably, increases water purifier
Service life.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the utility model;
Fig. 2 is the overlooking structure diagram of the utility model;
Fig. 3 is the filter structure overlooking structure diagram of the utility model.
In figure: 1, device noumenon;2, the first pneumatic cylinder;3, U-shaped water pipe;4, the first water pump;5, cleaning solution water inlet;6,
Two pneumatic cylinders;7, sealing ring;8, water purifier inner cavity;9, water clarifier shell;10, water valve;11, the first tap;12, in purification
Chamber;13, level Four filter layer;14, three-stage filtration layer;15, secondary filtration layer;16, by-pass filtration layer;17, the first mounting box;18,
First water inlet pipe;19, the second water pump;20, pedestal;21, waste discharge water pipe;22, the first solenoid valve;23, baffle;24, through-hole;25,
Second solenoid valve;26, outlet pipe;27, water storage inner cavity;28, water inlet;29, the second water inlet pipe;30, third water pump;31, second
Mounting box;32, spring;33, attachment base;34, sealing shroud;35, the second tap;36, filtering layer installs shell;37, partition;38,
Apopore;39, seat is squeezed.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of environmental protection household water filter, including device sheet
Body 1, device noumenon 1 include water clarifier shell 9, water purifier inner cavity 8 and pedestal 20, and water clarifier shell 9 is column construction, water purifier
Shell 9 is internally provided with water purifier inner cavity 8, and attachment base 33 is connected between water clarifier shell 9 and water purifier inner cavity 8, only
The bottom of hydrophone shell 9 is equipped with pedestal 20, and the inside of water purifier inner cavity 8 is disposed with purification 12 He of inner cavity from top to bottom
The inner vertical of water storage inner cavity 27, purification inner cavity 12 is provided with partition 37, and the top of water purifier inner cavity 8 is disposed with the first gas
The output end of cylinder pressure 2 and the second pneumatic cylinder 6, the first pneumatic cylinder 2 and the second pneumatic cylinder 6 runs through the top of water purifier inner cavity 8 simultaneously
It extends to inside purification inner cavity 12, and the output end of the first pneumatic cylinder 2 and the second pneumatic cylinder 6 is set with 8 junction of water purifier inner cavity
It is equipped with sealing ring 7, the first water pump 4 is installed between first pneumatic cylinder 2 and the second pneumatic cylinder 6, the water inlet of the first water pump 4 connects
It is connected to cleaning solution water inlet 5, cleaning solution water inlet 5 runs through the top of water clarifier shell 9, and the water outlet of the first water pump 4 is connected with U
Shape water pipe 3, the both ends of U-shaped water pipe 3 run through the two sides for inside the top of water purifier inner cavity 8 and being located at partition 37, purify inner cavity
Two sides inside 12 are respectively arranged with through water purifier inner cavity 8 and extend to 11 He of the first tap in 9 outside of water clarifier shell
The inside of second tap 35, the first tap 11 and the second tap 35 is mounted on water valve 10, the two sides of water storage inner cavity 27
It is provided with water inlet 28, two water inlets 28 are connected with the water outlet of the water outlet of the second water pump 19 and third water pump 30 respectively
It connecing, the water inlet of the second water pump 19 is connected with the first water inlet pipe 18, and the water inlet of third water pump 30 is connected with the second water inlet pipe 29,
First water inlet pipe 18 and the second water inlet pipe 29 through water clarifier shell 9 and extend to its outside, and the bottom of water storage inner cavity 27 is set
It is equipped with outlet pipe 26, the inside of outlet pipe 26 is respectively arranged with the first solenoid valve 22 and second solenoid valve 25, and outlet pipe 26
The other end is connected with waste discharge water pipe 21, and one end of waste discharge water pipe 21 through water clarifier shell 9 and extends to its outside.
In this embodiment: the two sides of partition 37 be disposed with from top to bottom level Four filter layer 13, three-stage filtration layer 14,
Secondary filtration layer 15, by-pass filtration layer 16 and baffle 23, the level Four filter layer 13, three-stage filtration layer 14, secondary filtration layer 15,
Spring 32 is provided between by-pass filtration layer 16 and baffle 23, level Four filter effect is stronger, and filtration grade from bottom to top according to
Secondary increase, so that filtering is filtered step by step from bottom to top, such water flow is more stable, filter effect more preferably, while bullet
The design of spring 32, when pneumatic cylinder is compressed, is between each filter layer so that the distance between filter layer can be changed
It can move back and forth, baffle 23 is internally provided with through-hole 24, the baffle 23 and partition 37 and water purifier inner cavity 8
Inner wall is connected together, and the baffle 23 is stainless steel material, and the design of baffle 23 is in order to support filter layer, so that filter layer can
To be moved, level Four filter layer 13, three-stage filtration layer 14, secondary filtration layer 15 and by-pass filtration layer 16 are respectively ultrafiltration membrane filtration
Layer, Chinese medicine stone ceramic ball filtering layer, active carbon filtering layer and microfiltration membranes, the level Four filter layer 13, three-stage filtration layer 14, secondary filtration
The outside of layer 15 and by-pass filtration layer 16 is provided with filtering layer installation shell 36, and filter effect is more preferable, while active carbon layer is located at
The lower section of Chinese medicine stone ceramic ball filtering layer, prevents active carbon to be diffused into purified water source, and it is fan-shaped knot that filtering layer, which installs shell 36,
Structure, and filtering layer installation shell 36 is stainless steel structure, the upper and lower surface of the filtering layer installation shell 36 is provided with apopore 38
Sealing shroud 34, first pneumatic cylinder 2 and the second air pressure are installed with the side of extruding seat 39, the filtering layer installation shell 36
The output end of cylinder 6 is connect with seat 39 is squeezed, and prevents filter layer from occurring in the process of movement using filter layer installation shell 36
Loose or broken, the bottom end of water clarifier shell 9 is provided with pedestal 20, and the pedestal 20 is in sucker shape, and pedestal 20 is rubber
Material, it is more firm that the sucker structure of rubber material places water purifier, while also facilitating water purifier mobile.
Working principle: water source is accessed the first water inlet pipe 18 and the second water inlet pipe 29, passes through water by engaging means power supply first
Valve 10 opens the first tap 11 or the second tap 35, is then injected water by the second water pump 19 of control and third water pump 30
In water storage inner cavity 27, then water flow successively passes through by-pass filtration layer 16, secondary filtration layer 15, three-stage filtration layer 14 and level Four mistake
Filtering layer 13 is filtered to be discharged by the first tap 11 and the second tap 35 again, when needing to clear up, closes water valve, will
Cleaning solution is added in cleaning solution water inlet 5, then successively opens the first solenoid valve 22, second solenoid valve 25, the first water pump 4,
First pneumatic cylinder 2 and the second pneumatic cylinder 6, cleaning solution is rinsed filter layer at this time, and pneumatic cylinder drive filter layer carry out it is past
Multiple movement, then during shaking, the impurity adhered on filter layer follows water flow to enter in water storage inner cavity 27, then by being discharged
Pipe 26 flows into waste discharge water pipe 21, and then waste water is discharged outside water purifier by waste discharge water pipe 21, after cleaning, is successively closed
The first pneumatic cylinder 2, the second pneumatic cylinder 6, the first water pump, the first solenoid valve 22 and second solenoid valve 25 are closed, water purifier can be at this time
Continue to be filtered water source.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of environmental protection household water filter, including device noumenon (1), described device ontology (1) includes water clarifier shell (9), net
Hydrophone inner cavity (8) and pedestal (20), it is characterised in that: the water clarifier shell (9) is column construction, the water clarifier shell
(9) be internally provided with water purifier inner cavity (8), and attachment base is connected between water clarifier shell (9) and water purifier inner cavity (8)
(33), the bottom of the water clarifier shell (9) is equipped with pedestal (20), the inside of the water purifier inner cavity (8) from top to bottom according to
Secondary to be provided with purification inner cavity (12) and water storage inner cavity (27), the inner vertical of purification inner cavity (12) is provided with partition (37),
The top of the water purifier inner cavity (8) is disposed with the first pneumatic cylinder (2) and the second pneumatic cylinder (6), first pneumatic cylinder
(2) run through the top of water purifier inner cavity (8) with the output end of the second pneumatic cylinder (6) and extend to purification inner cavity (12) inside,
And first pneumatic cylinder (2) and the second pneumatic cylinder (6) output end and water purifier inner cavity (8) junction be provided with sealing ring (7), institute
It states and is equipped between the first pneumatic cylinder (2) and the second pneumatic cylinder (6) the first water pump (4), the water inlet of first water pump (4) connects
It is connected to cleaning solution water inlet (5), the cleaning solution water inlet (5) runs through the top of water clarifier shell (9), first water pump
(4) water outlet is connected with U-shaped water pipe (3), and the both ends of the U-shaped water pipe (3) are run through inside the top of water purifier inner cavity (8)
And it is located at the two sides of partition (37), the internal two sides of purification inner cavity (12) are respectively arranged with through water purifier inner cavity (8) simultaneously
Extend to the first tap (11) and the second tap (35) on the outside of water clarifier shell (9), first tap (11) and
The inside of second tap (35) is mounted on water valve (10), and the two sides of the water storage inner cavity (27) are provided with water inlet
(28), two water inlets (28) are connected with the water outlet of the water outlet of the second water pump (19) and third water pump (30) respectively
It connects, the water inlet of second water pump (19) is connected with the first water inlet pipe (18), the water inlet connection of the third water pump (30)
Have the second water inlet pipe (29), first water inlet pipe (18) and the second water inlet pipe (29) through water clarifier shell (9) and extend
To its outside, the bottom of the water storage inner cavity (27) is provided with outlet pipe (26), and the inside of the outlet pipe (26) is respectively set
There are the first solenoid valve (22) and second solenoid valve (25), and the other end of outlet pipe (26) is connected with waste discharge water pipe (21), and arranges
One end of waste pipe (21) is through water clarifier shell (9) and extends to its outside.
2. a kind of environmentally friendly household water filter according to claim 1, it is characterised in that: the two sides of the partition (37) from
Top to bottm be disposed with level Four filter layer (13), three-stage filtration layer (14), secondary filtration layer (15), by-pass filtration layer (16) and
Baffle (23), the level Four filter layer (13), three-stage filtration layer (14), secondary filtration layer (15), by-pass filtration layer (16) and gear
Spring (32) are provided between plate (23).
3. a kind of environmentally friendly household water filter according to claim 2, it is characterised in that: the baffle (23) is internally provided with
Through-hole (24), the baffle (23) and the inner wall of partition (37) and water purifier inner cavity (8) are connected together, and the baffle (23) is not
Rust steel material.
4. a kind of environmentally friendly household water filter according to claim 2, it is characterised in that: the level Four filter layer (13), three
Grade filter layer (14), secondary filtration layer (15) and by-pass filtration layer (16) be respectively ultrafiltration membrane filtering layer, Chinese medicine stone ceramic ball filtering layer,
Active carbon filtering layer and microfiltration membranes, the level Four filter layer (13), three-stage filtration layer (14), secondary filtration layer (15) and by-pass filtration
Filtering layer installation shell (36) is provided on the outside of layer (16).
5. a kind of environmentally friendly household water filter according to claim 4, it is characterised in that: the filtering layer installs shell (36) and is
Sector structure, and filtering layer installation shell (36) is stainless steel structure, the upper and lower surface of filtering layer installation shell (36) is respectively provided with
There is apopore (38) and squeezes seat (39), the side of filtering layer installation shell (36) is equipped with sealing shroud (34), and described first
The output end of pneumatic cylinder (2) and the second pneumatic cylinder (6) is connect with seat (39) are squeezed.
6. a kind of environmentally friendly household water filter according to claim 1, it is characterised in that: the bottom of the water clarifier shell (9)
End is provided with pedestal (20), and the pedestal (20) is in sucker shape, and pedestal (20) is rubber material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820879600.3U CN208747776U (en) | 2018-06-07 | 2018-06-07 | A kind of environmental protection household water filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820879600.3U CN208747776U (en) | 2018-06-07 | 2018-06-07 | A kind of environmental protection household water filter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208747776U true CN208747776U (en) | 2019-04-16 |
Family
ID=66053851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820879600.3U Expired - Fee Related CN208747776U (en) | 2018-06-07 | 2018-06-07 | A kind of environmental protection household water filter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208747776U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108585252A (en) * | 2018-06-07 | 2018-09-28 | 娄瀚文 | A kind of environmental protection household water filter |
CN110104698A (en) * | 2019-05-20 | 2019-08-09 | 湘潭中微新材料有限公司 | A kind of bathing purifier of deep purifying running water |
CN110104855A (en) * | 2019-05-20 | 2019-08-09 | 湘潭中微新材料有限公司 | A kind of industry water purifier purifying running water |
CN110104697A (en) * | 2019-05-20 | 2019-08-09 | 湘潭中微新材料有限公司 | A kind of bathing purifier of deep purifying running water |
-
2018
- 2018-06-07 CN CN201820879600.3U patent/CN208747776U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108585252A (en) * | 2018-06-07 | 2018-09-28 | 娄瀚文 | A kind of environmental protection household water filter |
CN108585252B (en) * | 2018-06-07 | 2024-02-02 | 娄瀚文 | Environment-friendly household water purifier |
CN110104698A (en) * | 2019-05-20 | 2019-08-09 | 湘潭中微新材料有限公司 | A kind of bathing purifier of deep purifying running water |
CN110104855A (en) * | 2019-05-20 | 2019-08-09 | 湘潭中微新材料有限公司 | A kind of industry water purifier purifying running water |
CN110104697A (en) * | 2019-05-20 | 2019-08-09 | 湘潭中微新材料有限公司 | A kind of bathing purifier of deep purifying running water |
CN110104855B (en) * | 2019-05-20 | 2022-09-23 | 湘潭中微新材料有限公司 | Industrial water purifying device for purifying running water |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208747776U (en) | A kind of environmental protection household water filter | |
CN108585252A (en) | A kind of environmental protection household water filter | |
CN102120651A (en) | Filter element used for sewage purification and sewage purification device with same | |
CN202016906U (en) | Filter element for purifying sewage and sewage purifying device comprising filter element | |
CN206858290U (en) | A kind of integrated pure water processing unit | |
CN205627213U (en) | Vertical multicavity room sandstone filtration ware | |
CN201124051Y (en) | Automatic backwashing device | |
CN108714323A (en) | A kind of water process quartz filter | |
CN205367995U (en) | Underground water purification device | |
CN214936243U (en) | Efficient chemical cleaning device based on Eco-iGDM technology | |
CN205549708U (en) | Novel filter belt back flush pure water tank device | |
CN210559715U (en) | Water purifying equipment | |
CN208599247U (en) | A kind of low-pressure micro-resistance quartz sand filter | |
CN201625462U (en) | High-efficient liquid filter | |
CN208292761U (en) | A kind of easy-to-dismount sewage filter device | |
CN203154918U (en) | Microstrainer | |
CN202036844U (en) | Filter unit with backwashing function | |
CN105056611A (en) | Environment-friendly down-flow type filtering water-absorbing device | |
CN221230059U (en) | Novel contain gauze vibration filtration formula backwash clarifier | |
CN208065858U (en) | A kind of sandstone filter device | |
CN220703338U (en) | Household water purifier capable of being back-flushed and cleaned | |
CN202638088U (en) | Blowback bag type filter unit | |
CN2493272Y (en) | Automatic counter-flushing horizontal type filter | |
CN217188071U (en) | Composite medium filters sewage treatment plant | |
CN214060092U (en) | Small-volume large-flow full-house water purifier |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200607 |
|
CF01 | Termination of patent right due to non-payment of annual fee |