CN211570280U - Anti-membrane filtration equipment that permeates of production medical purified water - Google Patents
Anti-membrane filtration equipment that permeates of production medical purified water Download PDFInfo
- Publication number
- CN211570280U CN211570280U CN201922139148.4U CN201922139148U CN211570280U CN 211570280 U CN211570280 U CN 211570280U CN 201922139148 U CN201922139148 U CN 201922139148U CN 211570280 U CN211570280 U CN 211570280U
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- osmosis membrane
- tank body
- pipe
- filter element
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 239000008213 purified water Substances 0.000 title claims abstract description 25
- 238000005374 membrane filtration Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 239000012466 permeate Substances 0.000 title description 3
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 69
- 239000012528 membrane Substances 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a reverse osmosis membrane filtration equipment of production medical purified water belongs to filtration equipment technical field. The anti-permeation membrane filtering equipment for producing the medical purified water comprises a tank body filtering mechanism and a tank body cleaning mechanism. The jar body filtering mechanism includes that outer jar of body, first inlet tube, blow off pipe, reverse osmosis membrane mix and filter core and outlet pipe, reverse osmosis membrane mix filter core install in outer jar of internal portion, first inlet tube communicate in outer jar of external wall. The utility model discloses shower nozzle spun water washes outer tank body inner wall, and shower nozzle spun water also mixes the filter core outside to the reverse osmosis membrane and washes simultaneously, mixes outer tank body inner wall and reverse osmosis membrane and crosses the outside impurity of filter core and wash out for outer tank body inner wall and reverse osmosis membrane mix the filter core outside and wash totally, make the reverse osmosis membrane mix the filter core of crossing and can keep good filter effect, delay filter core renewal time.
Description
Technical Field
The utility model relates to a filtration equipment field particularly, relates to a reverse osmosis membrane filtration equipment of production medical purified water.
Background
The purified water is water for medical use prepared by distilling drinking water, ion exchange method, reverse osmosis method or other suitable method, and does not contain any additive.
The purified water needs to be filtered by reverse osmosis equipment in the processing process to obtain more pure water without impurities. Reverse osmosis equipment is in long-term use, and a large amount of impurity are all easily adhered to on the internal portion of jar and filter core surface, influence reverse osmosis membrane reverse osmosis efficiency, slow down water source purification speed.
SUMMERY OF THE UTILITY MODEL
In order to make up for above not enough, the utility model provides a reverse osmosis membrane filtration equipment of production medical purified water aims at improving the problem that a large amount of impurity are adhered to on jar internal wall and filter core surface in the reverse osmosis equipment.
The utility model discloses a realize like this:
the utility model provides a reverse osmosis membrane filtration equipment for producing medical purified water, which comprises a tank body filtration mechanism and a tank body cleaning mechanism.
The tank body filtering mechanism comprises an outer tank body, a first water inlet pipe, a blow-off pipe, a reverse osmosis membrane mixed filter element and a water outlet pipe, wherein the reverse osmosis membrane mixed filter element is arranged in the outer tank body, the first water inlet pipe is communicated with the outer wall of the outer tank body, the top end of the blow-off pipe is communicated with the bottom of the outer tank body, the top end of the blow-off pipe extends to the outside of the reverse osmosis membrane mixed filter element, the top end of the water outlet pipe is communicated with the bottom of the outer tank body, the top of the water outlet pipe extends to the inside of the reverse osmosis membrane mixed filter element, the tank body cleaning mechanism comprises a booster pump, a drain pipe, a connecting pipe, a spray head and a fixed component, the booster pump is arranged on the outer wall of the outer tank body, the drain pipe is, the shower nozzle is provided with a plurality of groups, a plurality of groups the shower nozzle install in the drain pipe outside, fixed subassembly install in the drain pipe outside, just fixed subassembly bottom install in outer jar of internal wall.
The utility model discloses an in the embodiment, outer jar of body one side intercommunication has the drain pipe, the drain pipe externally mounted has the relief pressure valve.
The utility model discloses an in one embodiment, outer jar of body top fixed mounting has the apron, the outside fixedly connected with handheld piece of apron.
The utility model discloses an in one embodiment, the first fixture block of apron bottom fixedly connected with, reverse osmosis membrane mixes filter core top joint and is in first fixture block is outside.
The utility model discloses an in one embodiment, the inside bottom fixedly connected with second fixture block of the outer jar body, the mixed filter core bottom joint of crossing of reverse osmosis membrane is in the second fixture block is outside, the outlet pipe top run through in the second fixture block.
The utility model discloses an in the embodiment, reverse osmosis membrane mixes the filter core of crossing includes reverse osmosis membrane filter core and the cotton filter core of PP, the cotton filter core of PP cup joints inside the reverse osmosis membrane filter core.
The utility model discloses an in one embodiment, fixed subassembly includes the base, bracing piece and the joint lantern ring, bracing piece both ends respectively fixed connection in the base with the joint lantern ring, base fixed connection in the outer jar of internal wall.
The utility model discloses an in one embodiment, the joint lantern ring includes first clamp and second clamp, first clamp with second clamp fixed mounting.
In an embodiment of the utility model, the drain pipe is helical structure setting and is in the reverse osmosis membrane mixes the filter core outside.
The utility model discloses an in one embodiment, booster pump water inlet intercommunication has the second inlet tube, the second inlet tube with the valve is all installed to the blow off pipe outside.
The utility model has the advantages that: the utility model discloses a what above-mentioned design obtained produces medical purified water's anti-membrane filtration equipment that permeates, when needing to wash the internal portion of outer jar, the log raft from the blow off pipe with the internal portion of outer jar is removed totally, the external water source of booster pump extraction, the water source is pumped to the connecting pipe from the booster pump delivery port, get into to the drain pipe from the connecting pipe, the outside shower nozzle blowout of final water source follow drain pipe, shower nozzle spun water washes outer jar internal wall, shower nozzle spun water also washes reverse osmosis membrane mixed filter core outside simultaneously, filter core outside impurity is washed out with outer jar internal wall and reverse osmosis membrane mixed, make outer jar internal wall and reverse osmosis membrane mixed filter core outside clean, make reverse osmosis membrane mixed filter core can keep good filter effect, delay filter core change time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a reverse osmosis membrane filtration apparatus for producing purified water for medical use according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a tank filtering mechanism and a tank cleaning mechanism provided in an embodiment of the present invention;
FIG. 3 is a schematic view of a reverse osmosis membrane mixed filter element according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a fixing assembly according to an embodiment of the present invention.
In the figure: 10-tank filtration mechanism; 110-an outer tank body; 120-a first inlet pipe; 130-a sewage draining pipe; 140-a reverse osmosis membrane mixed filter element; 141-reverse osmosis membrane filter element; 142-PP cotton filter element; 150-water outlet pipe; 160-a liquid outlet pipe; 170-cover plate; 171-a first latch; 172-a second cartridge; 180-a handpiece; 20-tank cleaning mechanism; 210-a booster pump; 220-a drain pipe; 230-connecting pipe; 240-spray head; 250-a stationary component; 251-a base; 252-a support bar; 253-snap collar; 2531-a first collar; 2532-a second collar; 260-second inlet pipe.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, the present invention provides a reverse osmosis membrane filtration apparatus for producing purified water for medical use, which comprises a tank body filtration mechanism 10 and a tank body cleaning mechanism 20.
Wherein, jar body filtering mechanism 10 is used for receiving and filtering outside water source for outside water source is filtered to be purified water, and jar body wiper mechanism 20 then can wash inside equipment and filter core, makes jar body filtering mechanism 10 inside filter core outside keep clean, keeps filter core filtration rate, prolongs the change cycle of filter core simultaneously.
Referring to fig. 2 and 3, the tank filtering mechanism 10 includes an outer tank 110, a first water inlet pipe 120, a drain pipe 130, a reverse osmosis membrane mixed filter element 140 and a water outlet pipe 150, the reverse osmosis membrane mixed filter element 140 is installed inside the outer tank 110, the reverse osmosis membrane mixed filter element 140 includes a reverse osmosis membrane filter element 141 and a PP cotton filter element 142, and the PP cotton filter element 142 is sleeved inside the reverse osmosis membrane filter element 141. Wherein, the reverse osmosis membrane filter core 141 can effectively filter salinity and microorganism in the water source. The first water inlet pipe 120 is communicated with the outer wall of the outer tank 110, the top end of the drain pipe 130 is communicated with the bottom of the outer tank 110, the top end of the drain pipe 130 extends to the outside of the reverse osmosis membrane mixed filter element 140, the top end of the water outlet pipe 150 is communicated with the bottom of the outer tank 110, and the top of the water outlet pipe 150 extends to the inside of the reverse osmosis membrane mixed filter element 140. One side of the outer tank 110 is communicated with a liquid outlet pipe 160, and a pressure reducing valve is arranged outside the liquid outlet pipe 160. The top of the outer tank body 110 is fixedly provided with a cover plate 170, the cover plate 170 and the outer tank body 110 can be fixed in a threaded manner, the outer portion of the cover plate 170 is fixedly connected with a hand-held piece 180, the hand-held piece 180 can adopt a hand wheel, the hand-held piece 180 and the cover plate 170 are fixed in a welding manner, the bottom of the cover plate 170 is fixedly connected with a first clamping block 171, the cover plate 170 and the first clamping block 171 are fixed in a welding manner, the top of the reverse osmosis membrane mixed filter core 140 is clamped outside the first clamping block 171, the bottom of the inner portion of the outer tank body 110 is fixedly connected with a second clamping block 172, the outer tank body 110 and the second clamping block 172 are fixed in a welding manner, the bottom of the reverse osmosis membrane mixed filter core 140 is clamped outside the second clamping block 172, the first clamping block 171 and the.
Referring to fig. 2, the tank cleaning mechanism 20 includes a booster pump 210, a drain pipe 220, a connecting pipe 230, a nozzle 240 and a fixing assembly 250, the booster pump 210 is installed on the outer wall of the outer tank 110, a water inlet of the booster pump 210 is communicated with a second water inlet pipe 260, valves are installed outside the second water inlet pipe 260 and the drain pipe 130, the drain pipe 220 is sleeved outside the ro membrane mixed filter core 140, one end of the connecting pipe 230 is communicated with an output port of the booster pump 210, the other end of the connecting pipe 230 is communicated with one end of the drain pipe 220, the nozzle 240 is provided with a plurality of groups, the plurality of groups of nozzles 240 are installed outside the drain pipe 220, wherein the nozzles 240 are uniformly distributed inside, outside, upper end and lower end of the drain pipe 220, the drain pipe 220 is provided outside the ro membrane mixed filter core 140 in a spiral structure, the, and the bottom of the fixing member 250 is mounted to the inner wall of the outer vessel 110.
It should be noted that the specific model specification of the booster pump 210 needs to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted. The power supply of the booster pump 210 and its principle will be clear to a person skilled in the art and will not be described in detail here.
Referring to fig. 4, the fixing assembly 250 includes a base 251, a supporting rod 252 and a clamping collar 253, two ends of the supporting rod 252 are respectively and fixedly connected to the base 251 and the clamping collar 253, the supporting rod 252, the base 251 and the clamping collar 253 are fixed by welding, the base 251 is fixedly connected to the inner wall of the outer tank 110, the clamping collar 253 includes a first clamp 2531 and a second clamp 2532, the first clamp 2531 and the second clamp 2532 are fixedly installed, the first clamp 2531 and the second clamp 2532 are fixed by bolts, and the first clamp 2531 and the second clamp 2532 in the fixing assembly 250 clamp the drain pipe 220 for fixedly supporting the drain pipe 220.
The operating principle of the reverse osmosis membrane filtering equipment for producing medical purified water is as follows: when the reverse osmosis membrane filter is used, water enters from the first water inlet pipe 120 and is filtered by the PP cotton filter element 142 and the reverse osmosis membrane filter element 141 in the reverse osmosis membrane mixed filter element 140, and filtered purified water is discharged from the water outlet pipe 150; when the interior of the outer tank body 110 needs to be cleaned, water in the outer tank body 110 is drained from the drain pipe 130, the booster pump 210 pumps an external water source, the water source is pumped from a water outlet of the booster pump 210 to the connecting pipe 230 and enters the drain pipe 220 from the connecting pipe 230, finally the water source is sprayed out from the spray head 240 outside the drain pipe 220, the water sprayed out from the spray head 240 washes the inner wall of the outer tank body 110, meanwhile, the water sprayed out from the spray head 240 also washes the exterior of the RO membrane mixed filter element 140, impurities on the inner wall of the outer tank body 110 and the exterior of the RO membrane mixed filter element 140 are washed out, so that the inner wall of the outer tank body 110 and the exterior of the RO membrane mixed filter element 140 are washed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A reverse osmosis membrane filtration device for producing medical purified water is characterized by comprising
The tank body filtering mechanism (10) comprises an outer tank body (110), a first water inlet pipe (120), a sewage discharge pipe (130), a reverse osmosis membrane mixed filter element (140) and a water outlet pipe (150), wherein the reverse osmosis membrane mixed filter element (140) is installed inside the outer tank body (110), the first water inlet pipe (120) is communicated with the outer wall of the outer tank body (110), the top end of the sewage discharge pipe (130) is communicated with the bottom of the outer tank body (110), the top end of the sewage discharge pipe (130) extends to the outside of the reverse osmosis membrane mixed filter element (140), the top end of the water outlet pipe (150) is communicated with the bottom of the outer tank body (110), and the top of the water outlet pipe (150) extends to the inside of the reverse osmosis membrane mixed filter element (140);
tank cleaning mechanism (20), tank cleaning mechanism (20) includes booster pump (210), drain pipe (220), connecting pipe (230), shower nozzle (240) and fixed subassembly (250), booster pump (210) install in outer tank body (110) outer wall, drain pipe (220) cup joint reverse osmosis membrane mixes filter core (140) outside, connecting pipe (230) one end communicate in booster pump (210) delivery outlet, connecting pipe (230) other end communicate in drain pipe (220) one end, shower nozzle (240) are provided with a plurality of groups, a plurality of groups shower nozzle (240) install in drain pipe (220) outside, fixed subassembly (250) install in drain pipe (220) outside, just fixed subassembly (250) bottom install in outer tank body (110) inner wall.
2. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein a liquid outlet pipe (160) is connected to one side of the outer tank (110), and a pressure reducing valve is installed outside the liquid outlet pipe (160).
3. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein a cover plate (170) is fixedly mounted on the top of the outer tank (110), and a hand piece (180) is fixedly connected to the outside of the cover plate (170).
4. The reverse osmosis membrane filtration device for producing medical purified water according to claim 3, wherein a first fixture block (171) is fixedly connected to the bottom of the cover plate (170), and the top of the reverse osmosis membrane mixed filter element (140) is clamped outside the first fixture block (171).
5. The anti-permeation membrane filtration equipment for producing medical purified water according to claim 1, wherein a second fixture block (172) is fixedly connected to the bottom end of the inside of the outer tank (110), the bottom of the reverse osmosis membrane mixed filter element (140) is clamped outside the second fixture block (172), and the top end of the water outlet pipe (150) penetrates through the second fixture block (172).
6. The reverse osmosis membrane filtration device for producing medical purified water according to claim 1, wherein the reverse osmosis membrane mixed filter element (140) comprises a reverse osmosis membrane filter element (141) and a PP cotton filter element (142), and the PP cotton filter element (142) is sleeved inside the reverse osmosis membrane filter element (141).
7. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein the fixing assembly (250) comprises a base (251), a support rod (252) and a clamping collar (253), two ends of the support rod (252) are respectively fixedly connected to the base (251) and the clamping collar (253), and the base (251) is fixedly connected to the inner wall of the outer tank (110).
8. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 7, wherein the clamping collar (253) comprises a first clamp (2531) and a second clamp (2532), and the first clamp (2531) and the second clamp (2532) are fixedly mounted.
9. The reverse osmosis membrane filtration device for producing purified water for medical use according to claim 1, wherein the drain pipe (220) is a spiral structure disposed outside the reverse osmosis membrane mixed filter element (140).
10. The reverse osmosis membrane filtration device for producing medical purified water according to claim 1, wherein a water inlet of the booster pump (210) is communicated with a second water inlet pipe (260), and valves are installed outside the second water inlet pipe (260) and the sewage discharge pipe (130).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922139148.4U CN211570280U (en) | 2019-12-03 | 2019-12-03 | Anti-membrane filtration equipment that permeates of production medical purified water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922139148.4U CN211570280U (en) | 2019-12-03 | 2019-12-03 | Anti-membrane filtration equipment that permeates of production medical purified water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211570280U true CN211570280U (en) | 2020-09-25 |
Family
ID=72532569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922139148.4U Expired - Fee Related CN211570280U (en) | 2019-12-03 | 2019-12-03 | Anti-membrane filtration equipment that permeates of production medical purified water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211570280U (en) |
-
2019
- 2019-12-03 CN CN201922139148.4U patent/CN211570280U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208493431U (en) | Mixing wastewater with air backwash automatic cleaning lamination filter | |
| CN211570280U (en) | Anti-membrane filtration equipment that permeates of production medical purified water | |
| CN116462276A (en) | Water purifying device of graphene induced orientation gradient functional film | |
| CN115770433A (en) | Novel full-automatic tubular milipore filter preliminary treatment filters device | |
| CN211570182U (en) | Immersed ultrafiltration membrane water purification system | |
| CN209791300U (en) | Reverse osmosis device and water purification unit with washing function | |
| CN216458069U (en) | Ultrafiltration water purification equipment | |
| CN215798674U (en) | Spraying defoaming device for liquid medicine box | |
| CN219440875U (en) | Sewage treatment equipment convenient to maintain | |
| CN212315754U (en) | Reverse osmosis raw water treatment device for food additive processing | |
| CN220183034U (en) | Pretreatment filter device for saline sewage | |
| CN214571133U (en) | Ultrafiltration membrane purification device for water purification in waterworks | |
| CN218665575U (en) | Sewage treatment device | |
| CN216295790U (en) | Self-cleaning reverse osmosis purification device | |
| CN214437897U (en) | Acid-base waste gas washing spray tower | |
| CN218521115U (en) | Reverse osmosis treatment device for safe drinking water | |
| CN220424774U (en) | Sewage treatment device | |
| CN210261225U (en) | Self-cleaning floating bed self-control regeneration device | |
| CN216295780U (en) | Continuous water-adding dialysis ultrafiltration device | |
| CN211035337U (en) | Low-energy-consumption immersed ultrafiltration membrane water purification equipment | |
| CN214914990U (en) | MBR membrane module belt cleaning device for sewage treatment | |
| CN211847263U (en) | Reverse osmosis desalination device | |
| CN215905903U (en) | Secondary water supply unit with ultrafiltration function | |
| CN216106289U (en) | Anti-pollution effectual reverse osmosis membrane convenient to use | |
| CN212915200U (en) | Ultrafiltration device convenient to observe and wash |
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: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |