CN115259288A - Low-power ultrafiltration purifier - Google Patents
Low-power ultrafiltration purifier Download PDFInfo
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- CN115259288A CN115259288A CN202211112690.0A CN202211112690A CN115259288A CN 115259288 A CN115259288 A CN 115259288A CN 202211112690 A CN202211112690 A CN 202211112690A CN 115259288 A CN115259288 A CN 115259288A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/04—Backflushing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/18—Use of gases
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- Hydrology & Water Resources (AREA)
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the technical field of water treatment engineering, in particular to a low-power ultrafiltration water purification device. The device comprises an ultrafiltration membrane component, a gas washing fan, a water production tank, an exhaust pipeline and an exhaust hand valve; the water producing port of the ultrafiltration membrane component is communicated with the water producing pool through a water producing pipeline, the height of the water outlet of the water producing pipeline is lower than that of the water producing port, the lower end of the water producing pipeline is provided with a water producing electric valve, one end of the exhaust pipeline is communicated with the water producing pipeline, and the concentrated water discharge port of the ultrafiltration membrane component is communicated with an outer discharge pipeline. The application provides a low-power ultrafiltration purifier adopts the siphon principle to realize producing the water flow, and all does not influence the full water state of producing water pipeline when carrying out other operations, consequently only needs to open the emergence that produces the water motorised valve and can realize the siphon action, need not additionally to set up the supplementary siphon that forms of vacuum pump, further reduces preparation, operation and maintenance cost.
Description
Technical Field
The invention relates to the technical field of water treatment engineering, in particular to a low-power ultrafiltration water purification device.
Background
The ultrafiltration water purification is a water purification mode for treating raw water by utilizing a membrane separation technology, and the working principle is as follows: when the stock solution flows through the membrane surface, the micropores densely distributed on the ultrafiltration membrane surface only allow water and small molecular substances to pass through to become permeate, and substances with the volume larger than the micropore diameter on the membrane surface in the stock solution are intercepted on the liquid inlet side of the membrane, so that the purposes of purifying, separating and concentrating the stock solution are realized. The existing ultrafiltration water purification device needs to realize that the purified water in the ultrafiltration membrane component flows into a water production pool by virtue of a water production pump in the water production process, and the required water production energy consumption is higher, so that the manufacturing, operation and maintenance costs of the device are improved.
Disclosure of Invention
The invention aims to provide a low-power ultrafiltration water purification device to reduce the energy consumption required by the ultrafiltration water purification device in the water production process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a low-power ultrafiltration water purification device comprises an ultrafiltration membrane component, a gas washing fan and a water production pool; the lower end of the ultrafiltration membrane component is provided with a component water inlet and an air washing interface, the component water inlet is communicated with a main water inlet pipeline, and a water inlet electric valve is arranged on the main water inlet pipeline; the air washing interface is connected with the air washing fan through an air washing pipeline, and an air washing electric valve is arranged on the air washing pipeline; the upper end of the ultrafiltration membrane component is provided with a concentrated water discharge port and a water production port, and the water production port is communicated with the water production tank through a water production pipeline; the exhaust valve is arranged on the exhaust pipeline;
one end of the exhaust pipeline is communicated with the water production pipeline; the height of the water outlet of the water production pipeline is lower than that of the water production port, and the lower end of the water production pipeline is provided with a water production electric valve;
the concentrated water discharge port is communicated with an outer discharge pipeline, and an upper discharge electric valve is arranged on the outer discharge pipeline.
Furthermore, the water production pipeline comprises a flat section and a vertical section which are communicated, one section of the flat section, which is far away from the vertical section, is communicated with the water production port of the assembly through a bent pipe, and the lower end of the vertical section is communicated with the water production pool;
the water production electric valve is arranged at the lower end of the vertical section.
Further, the vertical fall between the top end of the ultrafiltration membrane component and the water production electric valve is greater than or equal to 2 meters.
Further, one end of the exhaust pipeline is communicated with the straight section.
Furthermore, the low-power ultra-filtration water purifying device also comprises a backwashing water tank, a water inlet of the backwashing water tank is communicated with the water production pipeline through a backwashing water inlet pipeline, and a water supplementing electric valve is arranged on the backwashing water inlet pipeline; the water outlet of the backwashing water tank is communicated with the water production pipeline through a backwashing water outlet pipeline, and a backwashing electric valve and a backwashing water pump are arranged on the backwashing water outlet pipeline.
Furthermore, the connection point of the backwashing water inlet pipeline and the water production pipeline is positioned above the water production electric valve pipeline; the connection point of the backwashing water outlet pipeline and the water production pipeline is arranged above the connection point of the backwashing water inlet pipeline and the water production pipeline.
Furthermore, the low-power ultrafiltration water purification device also comprises a dosing tank, wherein the dosing tank is connected with the water production pipeline through a dosing pipeline, and a metering pump is arranged on the dosing pipeline.
Furthermore, the connection point of the dosing box and the water production pipeline is arranged above the connection point of the backwashing water outlet pipeline and the water production pipeline.
Further, the assembly water inlet is communicated with a lower row of pipelines, and a lower row of electric valves are arranged on the lower row of pipelines.
Further, the structure of the ultrafiltration membrane component is in a free end form;
the ultrafiltration membrane component is characterized in that membrane filaments are arranged in the ultrafiltration membrane component, the upper ends of the membrane filaments are fixedly arranged, and the lower ends of the membrane filaments are arranged in a dispersing manner.
The invention has the beneficial effects that:
the invention provides a low-power ultrafiltration water purification device, which comprises an ultrafiltration membrane component, a gas washing fan and a water production pool; the lower end of the ultrafiltration membrane component is provided with a component water inlet and an air washing interface, the component water inlet is communicated with a main water inlet pipeline, and a water inlet electric valve is arranged on the main water inlet pipeline; the air washing interface is connected with an air washing fan through an air washing pipeline, and an air washing electric valve is arranged on the air washing pipeline; the upper end of the ultrafiltration membrane component is provided with a concentrated water discharge port and a water production port, and the water production port is communicated with a water production pool through a water production pipeline. The device also comprises an exhaust pipeline and an exhaust hand valve arranged on the exhaust pipeline; one end of the exhaust pipeline is communicated with the water production pipeline; the height of the water outlet of the water production pipeline is lower than that of the water production port, and the lower end of the water production pipeline is provided with a water production electric valve; the concentrated water discharge port is communicated with an outer discharge pipeline, and an upper row of electric valves are arranged on the outer discharge pipeline.
The working principle of the low-power ultrafiltration water purifying device in the water production flow is as follows:
the water inlet electric valve is opened, the upper row of electric valves are opened, and the other valves are closed; raw water flows into the ultrafiltration membrane component through the main water inlet pipeline and fills the ultrafiltration membrane component; when the ultrafiltration membrane module is filled with water, the excessive water overflows from the upper row of electric valves to ensure that the interior of the ultrafiltration membrane module is in a full water state; then, closing the upper-discharging electric valve, opening the exhaust hand valve, enabling the water inlet side in the ultrafiltration membrane component to be of a closed pressure-bearing structure, enabling raw water to penetrate through membrane filaments under the pressure action of liquid level difference to reach a water production side, intercepting pollutants to the surface of the membrane, enriching water in a water production pipeline, and discharging gas in the water production pipeline through the exhaust hand valve, wherein when water flows out of the exhaust pipeline, the fact that no redundant gas exists in the water production pipeline means that the pipeline is in a full water state; and then, closing the exhaust hand valve, simultaneously opening the water production electric valve, enabling the water flow in the water production pipeline to fall down to form siphon, driving the system to produce water to flow into the water production pool, and finishing the water production process by the system.
The low-power ultrafiltration water purification device provided by the application adopts a siphon principle to realize a water production flow so as to reduce the energy consumption of water production; and, this application cooperatees through each valve to and set up the product water motorised valve at the lower extreme of product water pipeline, make and keep full water state in the product water pipeline all the time, and do not all influence the full water state of product water pipeline when carrying out other operations, consequently only need open the emergence that produces the water motorised valve and can realize the siphon action, need not additionally to set up the supplementary siphon that forms of vacuum pump, further reduce preparation, operation and maintenance cost. In addition, purifier in this application only need open the exhaust hand valve when debugging for the first time and exhaust, and after initial exhaust is accomplished, because keep full water state in the product water pipeline all the time, additional operations such as exhaust need not to carry on again in-process that follow-up product water was operated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a low-power ultra-filtration water purification device provided by the embodiment of the invention.
Icon:
1-an ultrafiltration membrane module; 2-air washing a fan; 3-producing a water tank; 4-total water inlet pipe; 5-water inlet electric valve; 6-air washing the pipeline; 7-air washing electric valve; 8-a water production pipeline; 9-an exhaust duct; 10-exhaust hand valve; 11-water production electric valve; 12-an outer discharge pipe; 13-upper row electric valves; 14-a backwash water tank; 15-backwashing the water inlet pipeline; 16-a water replenishing electric valve; 17-backwashing the water outlet pipeline; 18-backwash electric valve; 19-backwashing water pump; 20-dosing boxes; 21-a dosing pipeline; 22-a metering pump; 23-lower row of pipes; 24-lower row of electro valves.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
It should be noted that, in the description of the present invention, the terms "connected" and "mounted" should be understood broadly, for example, they may be fixed, detachable or integrated; can be directly connected or connected through an intermediate medium; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Referring to fig. 1, the invention provides a low-power ultrafiltration water purification device, which comprises an ultrafiltration membrane component 1, a gas washing fan 2 and a water production pool 3; the lower end of the ultrafiltration membrane component 1 is provided with a component water inlet and an air washing interface, the component water inlet is communicated with a main water inlet pipeline 4, and a water inlet electric valve 5 is arranged on the main water inlet pipeline 4; the air washing port is connected with the air washing fan 2 through an air washing pipeline 6, and an air washing electric valve 7 is arranged on the air washing pipeline 6; the upper end of the ultrafiltration membrane component 1 is provided with a concentrated water discharge port and a water production port, and the water production port is communicated with the water production pool 3 through a water production pipeline 8.
The device also comprises an exhaust pipeline 9 and an exhaust hand valve 10 arranged on the exhaust pipeline 9; one end of the exhaust pipeline 9 is communicated with the water production pipeline 8; the water outlet of the water production pipeline 8 is arranged below the water production port of the ultrafiltration membrane component 1, and the lower end of the water production pipeline 8 is provided with a water production electric valve 11; the concentrated water discharge port is communicated with an outer discharge pipeline 12, and an upper row electric valve 13 is arranged on the outer discharge pipeline 12.
In this embodiment, the water inlet of total inlet channel 4 is located ultrafiltration membrane module 1's top to, raw water can enter into ultrafiltration membrane module 1's inside through total inlet channel 4 gravity effect by oneself, with the reduction energy consumption.
The working principle of the low-power ultrafiltration water purification device in the water production process is as follows:
the water inlet electric valve 5 and the upper row electric valve 13 are opened, and the other valves are closed; raw water automatically flows into the ultrafiltration membrane component 1 through the main water inlet pipeline 4 under the action of gravity, and the ultrafiltration membrane component 1 is filled; after the ultrafiltration membrane module 1 is filled with water, the excessive water overflows from the upper row of electric valves 13 to ensure that the interior of the ultrafiltration membrane module 1 is in a full water state; then, closing the upper-discharging electric valve 13, opening the exhaust hand valve 10, enabling the water inlet side in the ultrafiltration membrane component 1 to be of a closed pressure-bearing structure, enabling raw water to penetrate through membrane filaments under the pressure action of liquid level difference to reach a water production side, intercepting pollutants to the surface of the membrane, enriching produced water in the water production pipeline 8, and discharging gas in the water production pipeline 8 through the exhaust hand valve 10, wherein when water flows out of the exhaust pipeline 9, the fact that no redundant gas exists in the water production pipeline 8 means that the pipeline is in a full water state; then, the exhaust hand valve 10 is closed, the water production electric valve 11 is opened at the same time, the water flow in the water production pipeline 8 falls down to form siphon, the system water production is driven to flow into the water production pool 3, and the system finishes the water production process.
The low-power ultrafiltration water purification device provided by the application adopts a siphon principle to realize a water production flow so as to reduce the energy consumption of water production; in addition, the water production electric valve 11 is arranged at the lower end of the water production pipeline 8 through the matching of the valves, so that the water production pipeline 8 is always kept in a full water state, and the full water state of the water production pipeline 8 is not influenced when other operations are carried out, so that the siphon action can be realized only by opening the water production electric valve 11, a vacuum pump does not need to be additionally arranged to assist in forming siphon, and the manufacturing, operation and maintenance costs are further reduced; in addition, the device can freely select positive pressure or negative pressure to produce water according to the actual site demand, has the advantage that the flexibility is high and convenient to use.
It should be noted that, the water purification apparatus in the present application only needs to open the exhaust hand valve 10 for exhausting when first debugging, and after initial exhaust is completed, because the water production pipeline 8 is always in a full water state, additional operations such as exhaust and the like do not need to be performed in the process of subsequent water production operation.
The working principle of the low-power ultrafiltration water purification device in the gas washing process is as follows:
when the system produces water for a set time, gas washing operation is required, at the moment, the water inlet electric valve 5 and the water production electric valve 11 are closed, the upper discharge electric valve 13, the gas washing electric valve 7 and the gas washing fan 2 are opened, airflow enters the interior of the ultrafiltration membrane assembly 1 through the gas washing pipeline 6 to disturb membrane filaments in the assembly, membrane surface pollutants are stripped, and redundant air flow is discharged from the outer discharge pipeline 12 through the upper discharge electric valve 13 to avoid the rise of the air pressure in the assembly; and after the air washing is finished, closing the relevant valves and finishing the air washing.
In this embodiment, the structure of the ultrafiltration membrane module 1 is in a free end form; specifically, the inside of the ultrafiltration membrane module 1 is provided with membrane filaments, the upper ends of the membrane filaments are fixedly arranged, and the lower ends of the membrane filaments are dispersedly arranged. This structure can strengthen the shake range of membrane silk when wasing in the subassembly, promotes the pollutant and peels off, and the pollutant can directly flow out the system along the membrane silk along with rivers when washing simultaneously, reduces substantially and washs the dead angle, avoids the pollutant accumulation.
Furthermore, the water production pipeline 8 comprises a flat section and a vertical section which are communicated, one end of the flat section, which is far away from the vertical section, is communicated with the water production port of the assembly through a bent pipe, and the lower end of the vertical section is communicated with the water production pool 3; the water production electric valve 11 is arranged at the lower end of the vertical section.
In this embodiment, the vertical drop between the top end of the ultrafiltration membrane module 1 and the water production electric valve 11 is greater than or equal to 2 meters, so as to ensure that the height difference between the top end of the ultrafiltration membrane module 1 and the water production electric valve 11 meets the siphon generation condition.
On the basis of the structure, one end of the exhaust pipeline 9 is communicated with the straight section, namely the exhaust hand valve 10 is positioned at the highest position of the produced water pipeline 8, so that the gas in the produced water pipeline 8 can be completely exhausted.
Further, the low-power ultra-filtration water purification device also comprises a backwashing water tank 14, a water inlet of the backwashing water tank 14 is communicated with the water production pipeline 8 through a backwashing water inlet pipeline 15, and a water supplementing electric valve 16 is arranged on the backwashing water inlet pipeline 15; the water outlet of the backwashing water tank 14 is communicated with the water production pipeline 8 through a backwashing water outlet pipeline 17, and a backwashing electric valve 18 and a backwashing water pump 19 are arranged on the backwashing water outlet pipeline 17.
Specifically, the connection point of the backwashing water inlet pipeline 15 and the water production pipeline 8 is positioned above the water production electric valve 11; the connection point of the backwash water outlet pipe 17 and the water production pipe 8 is above the connection point of the backwash water inlet pipe 15 and the water production pipe 8.
The working principle of the above device for supplementing the backwash water tank 14 is as follows:
when the system monitors that the liquid level of the backwashing water tank 14 is lower than a set low value, the system opens the water replenishing electric valve 16 and closes the water producing electric valve 11, and the system produced water automatically flows into the backwashing water tank 14 through the backwashing water inlet pipeline 15; when the liquid level of the backwashing water tank 14 reaches a set high value, the system opens the water production electric valve 11, closes the water replenishing electric valve 16 and recovers continuous water production.
Furthermore, the module water inlet of the ultrafiltration membrane module 1 is communicated with the lower row of pipelines 23, and a lower row of electric valves 24 is arranged on the lower row of pipelines 23.
The working principle of the device in the backwashing flow is as follows:
when the pollution of the ultrafiltration membrane filaments in the system is heavy, the membrane filaments need to be backwashed, at the moment, the water inlet electric valve 5 and the water production electric valve 11 are closed, the upper row electric valve 13, the backwashing electric valve 18 and the backwashing water pump 19 are opened, backwashing water in the backwashing water tank 14 flows into the ultrafiltration membrane component 1 through the backwashing water outlet pipeline 17 and the water production pipeline 8, the membrane filaments are backwashed from inside to outside, and membrane surface pollutants are stripped; the stripped sewage is discharged out of the system through an upper electric discharge valve 13 and an outer discharge pipeline 12; when the backwashing flow runs to half, the lower row of electric valves 24 can be opened, the upper row of electric valves 13 is closed, and at the moment, pollutants with higher density can be discharged out of the system through the lower row of pipelines 23, so that the pollutants are prevented from accumulating in the system.
Analyzing the structure of the application, in the processes of replenishing the backwashing water tank 14, gas washing, backwashing and stopping, the water production electric valve 11 is in a closed state, the vertical section of the water production pipeline 8 is always in a full water state, and the state is not influenced in the processes of gas washing, backwashing and stopping; therefore, when the water production is recovered, the siphon action can be realized only by opening the water inlet electric valve 5 and the water production electric valve 11, the repeated exhaust operation is not needed, a vacuum pump is not needed, the energy consumption required by the device is greatly reduced, and the water production action is quicker.
Further, the low-power ultra-filtration water purification device further comprises a dosing tank 20, the dosing tank 20 is connected with the water production pipeline 8 through a dosing pipeline 21, and a metering pump 22 is arranged on the dosing pipeline 21.
In this embodiment, the connection point of the dosing tank 20 and the water production pipeline 8 is above the connection point of the backwashing water outlet pipeline 17 and the water production pipeline 8, so that in the process of water production of the device, the metering pump 22 continuously adds the disinfectant in the dosing tank 20 into the water production pipeline 8, and the concentration of residual chlorine in the water is ensured.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A low-power ultrafiltration water purification device comprises an ultrafiltration membrane component (1), a gas washing fan (2) and a water production pool (3); the lower end of the ultrafiltration membrane component (1) is provided with a component water inlet and an air washing port, the component water inlet is communicated with a main water inlet pipeline (4), and a water inlet electric valve (5) is arranged on the main water inlet pipeline (4); the air washing port is connected to the air washing fan (2) through an air washing pipeline (6), and an air washing electric valve (7) is arranged on the air washing pipeline; the upper end of the ultrafiltration membrane component (1) is provided with a concentrated water discharge port and a water production port, and the water production port is communicated with the water production tank (3) through a water production pipeline (8); the method is characterized in that: the device also comprises an exhaust pipeline (9) and an exhaust hand valve (10) arranged on the exhaust pipeline (9);
one end of the exhaust pipeline (9) is communicated with the water production pipeline (8); the water outlet of the water production pipeline (8) is arranged below the water production port of the ultrafiltration membrane component (1), and the lower end of the water production pipeline (8) is provided with a water production electric valve (11);
the concentrated water discharge port is communicated with an outer discharge pipeline (12), and an upper row electric valve (13) is arranged on the outer discharge pipeline (12).
2. The low-power ultra-filtration water purification device according to claim 1, wherein the water production pipeline (8) comprises a flat section and a vertical section which are communicated, one end of the flat section, which is far away from the vertical section, is communicated with the component water production port through a bent pipe, and the lower end of the vertical section is communicated with the water production tank (3);
the water production electric valve (11) is arranged at the lower end of the vertical section.
3. The low-power ultrafiltration water purification device according to claim 2, wherein the vertical drop between the top end of the ultrafiltration membrane component (1) and the water production electric valve (11) is greater than or equal to 2 meters.
4. The low power ultra-filtration water purification device according to claim 2, wherein one end of the exhaust duct (9) communicates with the straight section.
5. The low-power ultra-filtration water purification device according to claim 2, further comprising a backwash water tank (14), wherein a water inlet of the backwash water tank (14) is communicated with the water production pipeline (8) through a backwash water inlet pipeline (15), and a water replenishing electric valve (16) is arranged on the backwash water inlet pipeline (15); the water outlet of the backwashing water tank (14) is communicated with the water production pipeline (8) through a backwashing water outlet pipeline (17), and a backwashing electric valve (18) and a backwashing water pump (19) are arranged on the backwashing water outlet pipeline (17).
6. The low power ultra-filtration water purification device according to claim 5, wherein the connection point of the backwash water inlet pipe (15) and the water production pipe (8) is located above the water production electric valve (11); the connection point of the backwash water outlet pipeline (17) and the water production pipeline (8) is arranged above the connection point of the backwash water inlet pipeline (15) and the water production pipeline (8).
7. The low power ultra-filtration water purifying plant according to claim 6, further comprising a dosing tank (20), wherein the dosing tank (20) is connected to the water production pipeline (8) through a dosing pipeline (21), and a metering pump (22) is arranged on the dosing pipeline (21).
8. The low power ultra filtration water purification device according to claim 7, wherein the junction of the dosing tank (20) and the water production pipe (8) is above the junction of the backwash water outlet pipe (17) and the water production pipe (8).
9. The low-power ultra-filtration water purification device according to claim 1, wherein the module water inlet is communicated with a lower row of pipes (23), and a lower row of electric valves (24) is arranged on the lower row of pipes (23).
10. The low power ultra-filtration water purification device according to claim 1, wherein the structure of the ultra-filtration membrane module (1) is in free end form;
the ultrafiltration membrane module (1) is internally provided with membrane filaments, the upper ends of the membrane filaments are fixedly arranged, and the lower ends of the membrane filaments are dispersedly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211112690.0A CN115259288A (en) | 2022-09-14 | 2022-09-14 | Low-power ultrafiltration purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211112690.0A CN115259288A (en) | 2022-09-14 | 2022-09-14 | Low-power ultrafiltration purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115259288A true CN115259288A (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211112690.0A Pending CN115259288A (en) | 2022-09-14 | 2022-09-14 | Low-power ultrafiltration purifier |
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| Country | Link |
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| CN (1) | CN115259288A (en) |
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2022
- 2022-09-14 CN CN202211112690.0A patent/CN115259288A/en active Pending
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