CN215027720U - Ceramic membrane ozone backwashing device - Google Patents
Ceramic membrane ozone backwashing device Download PDFInfo
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- CN215027720U CN215027720U CN202121512847.XU CN202121512847U CN215027720U CN 215027720 U CN215027720 U CN 215027720U CN 202121512847 U CN202121512847 U CN 202121512847U CN 215027720 U CN215027720 U CN 215027720U
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Abstract
The utility model relates to the field of water treatment, in particular to a ceramic membrane ozone backwashing device, which comprises a ceramic membrane filter, wherein the ceramic membrane filter comprises a ceramic membrane water inlet, a ceramic membrane water outlet and a ceramic membrane thick water inlet, the ceramic membrane water inlet is used for inputting untreated water, the ceramic membrane water outlet is used for outputting clear water, and the ceramic membrane thick water inlet is used for outputting filtered thick water; the device comprises a ceramic membrane water inlet, a ceramic membrane water outlet, a water outlet valve, a backwashing valve, a water outlet valve, a water inlet valve, a water outlet valve and a water outlet valve, wherein the ceramic membrane water inlet is provided with a ceramic membrane inlet valve, the ceramic membrane water outlet is connected with a clean water tank through the water outlet valve, and the ceramic membrane water outlet is also connected with an ozone generator through the backwashing valve; when the ceramic membrane filter is backwashed, the ceramic membrane inlet valve and the water outlet valve are closed, and the backwashing valve and the concentrated water outlet valve are opened. After the scheme is adopted, the backwashing effect can be improved, the filtering period is prolonged, and water and energy are saved.
Description
Technical Field
The utility model relates to a ceramic membrane ozone backwash device is refered in particular to in the water treatment field.
Background
In the field of water treatment, membrane treatment technology is widely applied, common filter membranes comprise organic membranes, inorganic ceramic membranes and the like, the ceramic membranes have the characteristics of high temperature resistance, chemical corrosion resistance, high mechanical strength, good recovery performance, long service life and the like, and the ceramic membranes can be polluted and blocked in the using process and need to be washed and backwashed at variable times to keep membrane flux.
The cleaning method of the ceramic membrane comprises a physical method and a chemical method, wherein the physical cleaning method comprises normal washing and backwashing, and the normal washing is to wash away pollutants on the surface of the membrane by using low-pressure and large-flow liquid; backwashing is carried out by reversing the inlet and outlet and pressurizing the outlet for backwashing. The chemical cleaning method is a method of cleaning the surface of a membrane with a solution such as an acid or an alkali and removing dirt on the surface of the membrane by utilizing the reactivity of a chemical or other aqueous solution. The physical cleaning has the advantages of no environmental pollution, small harm to the health of workers, basically no corrosion and damage to cleaned objects and the like, the chemical cleaning has the characteristics of strong action and quick reaction, but the discharge of waste liquid generated by the chemical cleaning causes environmental pollution, so the physical cleaning is the preferred method.
Therefore, the inventors have further studied this and developed a ceramic membrane ozone backwashing device, which is produced by this invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ceramic membrane ozone backwash device can improve the backwash effect, prolongs the filtration cycle, water conservation, energy-conservation.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
a ceramic membrane ozone backwashing device comprises
The ceramic membrane filter comprises a ceramic membrane water inlet, a ceramic membrane water outlet and a ceramic membrane thick water inlet, wherein the ceramic membrane water inlet is used for inputting untreated water, the ceramic membrane water outlet is used for outputting clear water, and the ceramic membrane thick water inlet is used for outputting filtered thick water; the device comprises a ceramic membrane water inlet, a ceramic membrane water outlet, a water outlet valve, a backwashing valve, a water outlet valve, a water inlet valve, a water outlet valve and a water outlet valve, wherein the ceramic membrane water inlet is provided with a ceramic membrane inlet valve, the ceramic membrane water outlet is connected with a clean water tank through the water outlet valve, and the ceramic membrane water outlet is also connected with an ozone generator through the backwashing valve; when the ceramic membrane filter is backwashed, the ceramic membrane inlet valve and the water outlet valve are closed, and the backwashing valve and the concentrated water outlet valve are opened.
The ceramic membrane filter is backwashed by the air containing ozone, so that the pollution to the environment caused by the discharge of waste liquid generated by chemical cleaning is avoided.
Further, the ozone generator inputs the air containing ozone into the air storage tank through an air compressor.
Ozone used during backwashing is stored in the gas storage tank in advance, so that the ozone storage tank is convenient to use during backwashing.
Further, the gas storage tank is connected with a backwashing valve through a pressure regulating valve and then connected with a water outlet of the ceramic membrane.
The pressure regulating valve is used for regulating the air pressure when the output air in the air storage tank enters the ceramic membrane filter.
Further, the ozone generator is a high-voltage discharge type ozone generator, an ultraviolet irradiation type ozone generator, or an electrolytic type ozone generator.
Furthermore, untreated water is input at the water inlet of the ceramic membrane through the matching of the water inlet valve and the booster pump.
After the scheme is adopted, compared with the prior art, the utility model, have following advantage:
gas or gas-water backwashing has the advantages of water saving, energy saving, high flushing cleanliness, long filtering period and the like, ozone is used as a strong oxidant, has a long application history in a water purification process, is almost adopted together with the most common chlorine disinfection, and the ozonization technology can be used for decoloring and deodorizing, controlling chlorination disinfection byproducts, removing algae and algal toxins, assisting coagulation and filtration, preliminarily removing or converting pollutants and the like.
Drawings
Fig. 1 is a schematic view of the present invention;
description of the reference symbols
A water inlet valve 1, a booster pump 2, a ceramic membrane inlet valve 3, a concentrated water outlet valve 4, a backwashing valve 5,
a pressure regulating valve 6, a water outlet valve 7, a ceramic membrane filter 8, a ceramic membrane thick water port 81,
a ceramic membrane water outlet 82, a ceramic membrane water inlet 83, a clean water tank 9, a gas storage tank 10,
an air compressor 11 and an ozone generator 12.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in the figure, the ceramic membrane ozone backwashing device comprises a ceramic membrane filter 8, wherein the ceramic membrane filter 8 comprises a ceramic membrane water inlet 83, a ceramic membrane water outlet 82 and a ceramic membrane thick water inlet 81, untreated water is input into the ceramic membrane water inlet 83 through the matching of a water inlet valve 1 and a booster pump 2, the ceramic membrane water outlet 82 is used for outputting clear water, and the ceramic membrane thick water inlet 81 is used for outputting filtered thick water; the ceramic membrane water inlet 83 is provided with a ceramic membrane inlet valve 3, the ceramic membrane thick water inlet 81 is provided with a thick water outlet valve 4, the ceramic membrane water outlet 82 is connected with a clean water tank 9 through a water outlet valve 7, meanwhile, the ceramic membrane water outlet 82 is also connected with an ozone generator 12 through a backwashing valve 5, the ozone generator 12 firstly inputs air containing ozone into an air storage tank 10 through an air compressor 11, and the air storage tank 10 is connected with the backwashing valve 5 through a pressure regulating valve 6 and then is connected with the ceramic membrane water outlet 82. The ozone generator 12 can be one of the existing high-voltage discharge type ozone generator 12, ultraviolet irradiation type ozone generator 12 or electrolytic type ozone generator 12, and the ozone concentration is 3-18mg/m 3.
When water is normally produced, raw water enters the ceramic membrane water inlet 83 through the water inlet valve 1, the booster pump 2 and the ceramic membrane inlet valve 3, and filtered clean water flows out of the ceramic membrane water outlet 82 and enters the clean water tank 9 through the water outlet valve 7.
When backwashing is needed, the ceramic membrane inlet valve 3 and the water outlet valve 7 are closed, the concentrated water outlet valve 4 and the backwashing valve 5 are opened, ozone-containing air enters the ceramic membrane water outlet 82 and is discharged from the ceramic membrane concentrated water inlet 81, and the ozone air backwashing of the ceramic membrane filter 8 is realized.
The aforesaid is only the embodiment of the utility model discloses, all simultaneously the utility model discloses in related words such as "upper and lower, left and right, centre" only do the reference usefulness, not absolutely restricted, all utilize the utility model discloses carry out insubstantial change, all shall belong to the act of infringing the protection scope of the utility model.
Claims (5)
1. A ceramic membrane ozone backwash device is characterized in that: comprises that
The ceramic membrane filter comprises a ceramic membrane water inlet, a ceramic membrane water outlet and a ceramic membrane thick water inlet, wherein the ceramic membrane water inlet is used for inputting untreated water, the ceramic membrane water outlet is used for outputting clear water, and the ceramic membrane thick water inlet is used for outputting filtered thick water; the device comprises a ceramic membrane water inlet, a ceramic membrane water outlet, a water outlet valve, a backwashing valve, a water outlet valve, a water inlet valve, a water outlet valve and a water outlet valve, wherein the ceramic membrane water inlet is provided with a ceramic membrane inlet valve, the ceramic membrane water outlet is connected with a clean water tank through the water outlet valve, and the ceramic membrane water outlet is also connected with an ozone generator through the backwashing valve; when the ceramic membrane filter is backwashed, the ceramic membrane inlet valve and the water outlet valve are closed, and the backwashing valve and the concentrated water outlet valve are opened.
2. The ceramic membrane ozone backwashing device of claim 1, wherein: the ozone generator inputs air containing ozone into the air storage tank through an air compressor.
3. The ceramic membrane ozone backwashing device of claim 2, wherein: the gas storage tank is connected with the backwashing valve through a pressure regulating valve and then connected with the water outlet of the ceramic membrane.
4. The ceramic membrane ozone backwashing device of claim 1, wherein: the ozone generator is a high-voltage discharge type ozone generator, an ultraviolet irradiation type ozone generator or an electrolytic type ozone generator.
5. The ceramic membrane ozone backwashing device of claim 1, wherein: untreated water is input from the water inlet of the ceramic membrane through the matching of the water inlet valve and the booster pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121512847.XU CN215027720U (en) | 2021-07-05 | 2021-07-05 | Ceramic membrane ozone backwashing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121512847.XU CN215027720U (en) | 2021-07-05 | 2021-07-05 | Ceramic membrane ozone backwashing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215027720U true CN215027720U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121512847.XU Active CN215027720U (en) | 2021-07-05 | 2021-07-05 | Ceramic membrane ozone backwashing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215027720U (en) |
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2021
- 2021-07-05 CN CN202121512847.XU patent/CN215027720U/en active Active
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