CN112624372B - Cleaning method, cleaning device, water purification system and readable storage medium - Google Patents
Cleaning method, cleaning device, water purification system and readable storage medium Download PDFInfo
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- CN112624372B CN112624372B CN202011500669.9A CN202011500669A CN112624372B CN 112624372 B CN112624372 B CN 112624372B CN 202011500669 A CN202011500669 A CN 202011500669A CN 112624372 B CN112624372 B CN 112624372B
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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
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
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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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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Abstract
The invention relates to the technical field of water purification, in particular to a cleaning method, a cleaning device, a water purification system and a readable storage medium, wherein the cleaning method is used for cleaning a fine filtering unit in the water purification system, the water purification system comprises a pretreatment unit, a fine filtering unit and a supercharging device arranged between the pretreatment unit and the filtered unit, a concentrated water port of the filtered unit is communicated with a waste water pipeline, a flushing valve is arranged on the waste water pipeline, and the cleaning method comprises the following steps: the first cleaning step comprises the steps of adjusting the output flow of the supercharging device to be a first flow and operating for a first preset time; and a second cleaning step, which comprises adjusting the output flow of the supercharging device to a second flow and operating for a second preset time. When the first cleaning step is switched to the second cleaning step, the water flow speed of the membrane surface of the fine filtering unit is disturbed, so that the fine filtering unit can obtain a better scouring effect, salt ions and scales deposited on the membrane surface can be stripped more easily, and the scouring effect is enhanced.
Description
Technical Field
The invention relates to the technical field of water purification, in particular to a cleaning method, a cleaning device, a water purification system and a readable storage medium.
Background
At present, in a conventional reverse osmosis water purifier, because pollutants and concentrated scales can cause the blockage of a reverse osmosis membrane along with the increase of the filtered water amount of the water purifier, the water production speed is reduced, and in order to delay the attenuation of a reverse osmosis membrane filter element, the conventional solution is to open a waste water ratio electromagnetic valve of the reverse osmosis membrane filter element after filtering for a period of time or a certain amount of purified water, so that raw water scours a membrane surface, the concentration polarization is reduced, the scouring force of the membrane surface is limited, and the scouring effect is limited.
Disclosure of Invention
Therefore, an object of the present invention is to overcome the defect of poor cleaning effect of reverse osmosis membrane in the prior art, and to provide a cleaning method, a cleaning apparatus, a water purification system and a readable storage medium capable of improving the cleaning effect.
In order to solve the above technical problem, the present invention provides a cleaning method for cleaning a fine filtering unit in a water purification system, where the water purification system includes a pretreatment unit, a fine filtering unit, and a pressure boosting device disposed between the pretreatment unit and the filtered unit, a concentrate inlet of the filtered unit is communicated with a waste water pipeline, and a flushing valve is disposed on the waste water pipeline, and the cleaning method includes:
the first cleaning step comprises the steps of adjusting the output flow of the supercharging device to be a first flow and operating for a first preset time;
and a second cleaning step, which comprises adjusting the output flow of the supercharging device to a second flow and operating for a second preset time.
Optionally, the first washing step is alternated with the second washing step.
Optionally, the adjusting the output flow of the boosting device to the first flow comprises adjusting the operating voltage of the boosting device to a first preset voltage value;
adjusting the output flow of the boosting device to a second flow comprises adjusting the operating voltage of the boosting device to a second preset voltage value.
Optionally, the cleaning method further comprises:
acquiring geographical position information of the water purification system;
acquiring water quality information according to the geographical position information;
and acquiring the first preset voltage value and the second preset voltage value according to the water quality information.
Optionally, the cleaning method further comprises:
acquiring the season information of the water purification system;
and acquiring the first preset voltage value and the second preset voltage value according to the season information and the water quality information.
Optionally, a switch device is disposed on the waste water pipeline, a return pipeline is communicated with an upstream position of the pressure boosting device, a return control device is disposed on the return pipeline, a connection point of the return pipeline and the waste water pipeline is located at an upstream position of the flushing valve, a water inlet switch is disposed at an upstream position of the pretreatment unit, and the cleaning method includes:
and closing the water inlet switch and the switch device, and opening the flushing valve.
The invention also provides a cleaning device, which is used for cleaning the fine filtering unit in the water purifying system, the water purifying system comprises a pretreatment unit, the fine filtering unit and a supercharging device arranged between the pretreatment unit and the filtering unit, the thick water port of the filtering unit is communicated with a waste water pipeline, a flushing valve is arranged on the waste water pipeline, and the cleaning device comprises:
the first cleaning module comprises a first adjusting module and is used for adjusting the output flow of the supercharging device to be a first flow and operating for a first preset time;
and the second cleaning module comprises a second adjusting module and is used for adjusting the output flow of the supercharging device to be a second flow and operating for a second preset time.
Optionally, the system further comprises an execution module, configured to enable the first cleaning module and the second cleaning module to operate alternately.
Optionally, the first adjusting module includes a first adjusting submodule configured to adjust the operating voltage of the voltage boosting device to a first preset voltage value;
the second adjusting module comprises a second adjusting submodule used for adjusting the operation voltage of the supercharging device to a second preset voltage value.
Optionally, the cleaning device further comprises:
the first acquisition module is used for acquiring the geographical position information of the water purification system;
the second acquisition module is used for acquiring water quality information according to the geographical position information;
and the third acquisition module is used for acquiring the first preset voltage value and the second preset voltage value according to the water quality information.
Optionally, the cleaning device further comprises:
the fourth acquisition module is used for acquiring the season information of the water purification system;
the third obtaining module is further used for obtaining the first preset voltage value and the second preset voltage value according to the season information and the water quality information.
The invention also provides a water purification system, which comprises a memory and a processor, wherein the memory and the processor are mutually connected in a communication way, the memory stores computer instructions, and the processor executes the computer instructions so as to execute the cleaning method.
The present invention also provides a computer-readable storage medium having stored thereon computer instructions for causing the computer to execute the cleaning method.
The technical scheme of the invention has the following advantages:
1. according to the cleaning method provided by the invention, the output flow of the supercharging device in the first cleaning step is the first flow, the fine filtering unit is flushed and cleaned in the first flow state, the output flow of the supercharging device in the second cleaning step is the second flow, the second flow is different from the first flow, the fine filtering unit is flushed and cleaned in the second flow state, and when the first cleaning step is switched to the second cleaning step, the water flow speed of the membrane surface of the fine filtering unit is disturbed, so that the fine filtering unit can obtain a better flushing effect, salt ions and scales deposited on the membrane surface are more easily stripped, and the flushing effect is enhanced.
2. The cleaning method provided by the invention further comprises the following steps: acquiring geographical position information of the water purification system; acquiring water quality information according to the geographical position information; and acquiring the first preset voltage value and the second preset voltage value according to the water quality information. When the water purification system is used in different regions, the water quality difference between the regions is large, so that the pollution degrees of reverse osmosis membranes under different water qualities are different, and the flushing effects generated by the same flushing mode are inconsistent, therefore, the cleaning method provided by the invention can adaptively adjust the working pressure of the supercharging device according to the water quality conditions of different regions, so that the water purification system can adapt to the use of different regions by changing the working voltage of the supercharging device and enabling the continuous mode and time of the supercharging device to be different, and the service life of the water purification system is prolonged.
3. The cleaning method provided by the invention is characterized in that a switch device is arranged on the waste water pipeline, a return pipeline is communicated with the upstream position of the supercharging device through the waste water pipeline, a return control device is arranged on the return pipeline, the connection point of the return pipeline and the waste water pipeline is positioned at the upstream position of the flushing valve, a water inlet switch is arranged at the upstream position of the pretreatment unit, and the cleaning method comprises the following steps: and closing the water inlet switch and the switch device, and opening the flushing valve. When cleaning, the water inlet switch is closed, the cleaning strength is enhanced by using the concentrated water, and the extra washing water is not added.
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 schematic diagram of a cleaning system for use in a cleaning method provided in example 1 of the present invention in one embodiment;
FIG. 2 is a schematic view of a cleaning system used in the cleaning method provided in example 1 of the present invention in another embodiment;
description of reference numerals:
1-a pre-treatment unit; 2-a pressure boosting device; 3-a fine filtration unit; 4-a flush valve; 5-a switching device; 6-reflux control device.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a cleaning method for cleaning a fine filtering unit 3 in a water purification system, and in one embodiment, as shown in fig. 1, the water purification system includes a pretreatment unit 1, a fine filtering unit 3, and a pressurizing device 2 disposed between the pretreatment unit 1 and the filtered unit, a concentrate inlet of the filtered unit is communicated with a waste water pipeline, and a flushing valve 4 is disposed on the waste water pipeline. The pretreatment unit 1 can be a single-stage or multi-stage pretreatment filter element combination, the supercharging device 2 can be a booster pump, a pressure stabilizing pump, a self-priming pump and the like, and the fine filtration unit 3 can be a reverse osmosis membrane, a nanofiltration and the like.
In one embodiment, the cleaning method comprises the steps of:
the first cleaning step comprises the steps of adjusting the output flow of the supercharging device 2 to be a first flow and operating for a first preset time;
and the second cleaning step comprises adjusting the output flow of the supercharging device 2 to be a second flow and operating for a second preset time.
In the cleaning method provided by the embodiment, during cleaning, the flushing valve 4 is opened, raw water sequentially flows through the pretreatment unit 1, the supercharging device 2, the fine filtering unit 3 and the flushing valve 4 to flush the fine filtering unit 3, the output flow of the supercharging device 2 in the first cleaning step is a first flow, the fine filtering unit 3 is flushed and cleaned in a first flow state, the output flow of the supercharging device 2 in the second cleaning step is a second flow, the second flow is unequal to the first flow, the fine filtering unit 3 is flushed and cleaned in a second flow state, and when the first cleaning step is switched to the second cleaning step, the membrane surface water flow speed of the fine filtering unit 3 is disturbed, so that the fine filtering unit 3 can obtain a better flushing effect, salt ions and scales deposited on the membrane surface can be easily stripped, and the flushing effect is enhanced.
In one embodiment, the first preset time is equal to the second preset time.
In one embodiment, the first predetermined time is different from the second predetermined time.
In a preferred embodiment, the first cleaning step and the second cleaning step are operated alternately on the basis of the above-described embodiments. In this embodiment, since the first cleaning step and the second cleaning step are alternately operated, the fine filtering unit 3 is flushed and cleaned for a first preset time in the first flow rate state, then flushed and cleaned for a second preset time in the second flow rate state, and then flushed and cleaned for the first preset time in the first flow rate state, and flushed and cleaned for the second preset time in the second flow rate state, and repeatedly and alternately operated, and in the process of switching from the first cleaning step to the second cleaning step or from the second cleaning step to the first cleaning step, the membrane surface water flow speed of the fine filtering unit 3 is disturbed, so that the fine filtering unit 3 can obtain a better flushing effect, salt ions and scales deposited on the membrane surface can be more easily stripped, and the flushing effect is further enhanced.
On the basis of the above embodiments, in one embodiment, adjusting the output flow rate of the booster device 2 to a first flow rate includes adjusting the operating voltage of the booster device 2 to a first preset voltage value; adjusting the output flow of the booster device 2 to the second flow comprises adjusting the operating voltage of the booster device 2 to a second preset voltage value. In the present embodiment, the operating voltage of the supercharging device 2 is adjusted to adjust the rotation speed of the supercharging device 2, and further, the output flow rate of the supercharging device 2 is adjusted, and the operation voltage is adjusted to facilitate the operation. In an alternative embodiment, the rotational speed of the booster device 2, and thus the output flow of the booster device 2, may be adjusted by adjusting the current or frequency of the booster device 2.
On the basis of the above embodiment, in one embodiment, the cleaning method further includes the steps of:
acquiring geographical position information of a water purification system;
acquiring water quality information according to the geographical position information;
and acquiring a first preset voltage value and a second preset voltage value according to the water quality information.
Wherein geographical position information can be when installing water purification system input to water purification system in, geographical position information obtains including but not limited to water purification system networking, water purification system connection cell-phone app etc. mode. In a conventional water purification system, the supercharging device 2 works under a fixed voltage, but actually when the water purification system is used in different regions, the water quality difference between the regions is large, so that the pollution degrees of reverse osmosis membranes are different under different water qualities, and the flushing effects generated by the same flushing mode are inconsistent, so that the working pressure of the supercharging device 2 can be adaptively adjusted according to the water quality conditions of different regions, and the water purification system can adapt to the use of different regions by changing the working voltage of the supercharging device 2 and making the continuous mode and time of the supercharging device 2 different, and the service life of the water purification system is prolonged. And acquire corresponding quality of water information through geographical position information, make water purification system adjust the operation based on local quality of water characteristics on the one hand, on the other hand is owing to need not dispose sensors such as pressure, TDS, water temperature for water purification system is lower at self-adaptation process cost.
In a preferred embodiment, the cleaning method further includes the steps of:
acquiring the season information of the water purification system;
and acquiring a first preset voltage value and a second preset voltage value according to the season information and the water quality information. Because the water temperatures are different in different seasons, the pollution degrees of reverse osmosis membranes are different in different water temperatures, and the flushing effects generated by the same flushing mode are inconsistent, so that the working pressure of the supercharging device 2 can be adaptively adjusted according to the water quality conditions and the season information of different regions, and the water purification system can adapt to the use in different regions and prolong the service life of the water purification system by changing the working voltage of the supercharging device 2 and enabling the continuous mode and the time of the supercharging device to be different.
In an alternative embodiment, as shown in fig. 2, a switch device 5 is provided on the waste water pipeline, a return pipeline is connected to the waste water pipeline at a position upstream of the pressure boosting device 2, a return control device 6 is provided on the return pipeline, the connection point of the return pipeline and the waste water pipeline is located at a position upstream of the flush valve 4, and a water inlet switch is provided at a position upstream of the pretreatment unit 1. The cleaning method in each of the above embodiments can be applied to this embodiment. When the washing, will advance water switch and close, switching device 5 closes, and flushometer 4 opens, and no dense water is discharged during the washing, and dense water is through smart filter unit 3, washes the backward flow and gets back to before supercharging device 2, washes at pipeline internal circulation, utilizes dense water to strengthen washing intensity, does not additionally increase the sparge water. Wherein the backflow control device 6 can be a switch valve or a mechanical structure valve, and can also be a waste water valve.
Example 2
The embodiment provides a cleaning device for to the 3 washing of smart filter unit in the water purification system, the water purification system includes pretreatment unit 1, smart filter unit 3, sets up at pretreatment unit 1 and through the supercharging device 2 between the filter unit, and the dense mouth intercommunication through the filter unit has the waste water pipeline, is equipped with flushometer 4 on the waste water pipeline. The pretreatment unit 1 can be a single-stage or multi-stage pretreatment filter element combination, the supercharging device 2 can be a booster pump, a pressure stabilizing pump, a self-priming pump and the like, and the fine filtration unit 3 can be a reverse osmosis membrane, a nanofiltration and the like.
In one embodiment, a cleaning apparatus includes a first cleaning module, a second cleaning module. The first cleaning module comprises a first adjusting module and is used for adjusting the output flow of the supercharging device 2 to be a first flow and operating for a first preset time; the second cleaning module comprises a second adjusting module for adjusting the output flow of the supercharging device 2 to a second flow and operating for a second preset time.
The cleaning device provided by the embodiment, the output flow of the supercharging device 2 in the first cleaning module is the first flow, the fine filtering unit 3 is washed and cleaned under the state of the first flow rate, the output flow of the supercharging device 2 in the second cleaning module is the second flow rate, the second flow rate is different from the first flow rate, the fine filtering unit 3 is washed and cleaned under the state of the second flow rate, when the first cleaning module is switched to the second cleaning module, the membrane surface water flow rate of the fine filtering unit 3 is disturbed, the fine filtering unit 3 can obtain a better washing effect, salt ions and scales deposited on the membrane surface can be more easily peeled off, and the washing effect is strengthened.
In one embodiment, the first preset time is equal to the second preset time.
In one embodiment, the first predetermined time is different from the second predetermined time.
On the basis of the above embodiments, in a preferred embodiment, the cleaning device further comprises an execution module for alternately operating the first cleaning module and the second cleaning module. In this embodiment, since the first cleaning module and the second cleaning module operate alternately, after the fine filtering unit 3 is flushed and cleaned at the first flow rate for the first preset time, the fine filtering unit is flushed and cleaned at the second flow rate for the second preset time, and then the fine filtering unit is flushed and cleaned at the first flow rate for the first preset time, and then the fine filtering unit 3 is flushed and cleaned at the second flow rate for the second preset time, and repeatedly and alternately operates, and the membrane surface water flow speed of the fine filtering unit 3 is disturbed during the process of switching from the first cleaning module to the second cleaning module or from the second cleaning module to the first cleaning module each time, so that the fine filtering unit 3 can obtain a better flushing effect, salt ions and scales deposited on the membrane surface can be more easily stripped, and the flushing effect is further enhanced.
On the basis of the above embodiments, in one embodiment, the first regulating module includes a first regulating submodule for regulating the operating voltage of the booster device 2 to a first preset voltage value; the second regulating module comprises a second regulating submodule for regulating the operating voltage of the charging device 2 to a second preset voltage value. In the present embodiment, the operating voltage of the supercharging device 2 is adjusted to adjust the rotation speed of the supercharging device 2, and further, the output flow rate of the supercharging device 2 is adjusted, and the operation voltage is adjusted to facilitate the operation. In an alternative embodiment, the rotational speed of the booster device 2, and thus the output flow of the booster device 2, may be adjusted by adjusting the current or frequency of the booster device 2.
In one embodiment, the cleaning device further includes a first obtaining module, a second obtaining module, and a third obtaining module. The first acquisition module is used for acquiring the geographical position information of the water purification system; the second acquisition module is used for acquiring water quality information according to the geographical position information; the third acquisition module is used for acquiring a first preset voltage value and a second preset voltage value according to the water quality information. Wherein geographical position information can be when installing water purification system input to water purification system in, geographical position information obtains including but not limited to water purification system networking, water purification system connection cell-phone app etc. mode. In a conventional water purification system, the supercharging device 2 works under a fixed voltage, but actually when the water purification system is used in different regions, the water quality difference between the regions is large, so that the pollution degrees of reverse osmosis membranes are different under different water qualities, and the flushing effects generated by the same flushing mode are inconsistent, so that the working pressure of the supercharging device 2 can be adaptively adjusted according to the water quality conditions of different regions, and the water purification system can adapt to the use of different regions by changing the working voltage of the supercharging device 2 and making the continuous mode and time of the supercharging device 2 different, and the service life of the water purification system is prolonged. And acquire corresponding quality of water information through geographical position information, make water purification system adjust the operation based on local quality of water characteristics on the one hand, on the other hand is owing to need not dispose sensors such as pressure, TDS, water temperature for water purification system is lower at self-adaptation process cost.
On the basis of the above embodiment, in a preferred embodiment, the cleaning device further includes a fourth obtaining module, configured to obtain information of a season in which the water purification system is located; the third acquisition module is also used for acquiring a first preset voltage value and a second preset voltage value according to the season information and the water quality information. Because the water temperatures are different in different seasons, the pollution degrees of reverse osmosis membranes are different in different water temperatures, and the flushing effects generated by the same flushing mode are inconsistent, so that the working pressure of the supercharging device 2 can be adaptively adjusted according to the water quality conditions and the season information of different regions, and the water purification system can adapt to the use in different regions and prolong the service life of the water purification system by changing the working voltage of the supercharging device 2 and enabling the continuous mode and the time of the supercharging device to be different.
Example 3
The embodiment provides a water purification system, which comprises a memory and a processor, wherein the memory and the processor are in communication connection with each other, the memory stores computer instructions, and the processor executes the computer instructions so as to execute the cleaning method provided in embodiment 1.
Example 4
The present embodiment provides a computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions for causing a computer to execute the cleaning method provided in embodiment 1.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. A cleaning method for cleaning a fine filtering unit (3) in a water purification system, the water purification system comprising a pretreatment unit (1), a fine filtering unit (3), and a pressure boosting device (2) arranged between the pretreatment unit (1) and the fine filtering unit, a concentrate inlet of the fine filtering unit being communicated with a waste water pipeline, a flushing valve (4) being arranged on the waste water pipeline, the cleaning method comprising:
the first cleaning step comprises the steps of adjusting the output flow of the supercharging device (2) to be a first flow and operating for a first preset time, wherein the step of adjusting the output flow of the supercharging device (2) to be the first flow comprises the step of adjusting the operating voltage of the supercharging device (2) to be a first preset voltage value;
a second cleaning step, which comprises adjusting the output flow of the supercharging device (2) to a second flow and operating for a second preset time, wherein adjusting the output flow of the supercharging device (2) to the second flow comprises adjusting the operating voltage of the supercharging device (2) to a second preset voltage value; the cleaning method further comprises the following steps:
acquiring geographical position information of the water purification system;
acquiring water quality information according to the geographical position information;
and acquiring the first preset voltage value and the second preset voltage value according to the water quality information.
2. The cleaning method according to claim 1, wherein the first cleaning step and the second cleaning step are alternately operated.
3. The cleaning method according to claim 1, further comprising:
acquiring the season information of the water purification system;
and acquiring the first preset voltage value and the second preset voltage value according to the season information and the water quality information.
4. A cleaning method according to any one of claims 1-3, characterized in that a switch device (5) is provided on the waste water line, a return line is connected to the waste water line at a position upstream of the pressure boosting device (2), a return control device (6) is provided on the return line, and a connection point of the return line and the waste water line is located at a position upstream of the flush valve (4), a water inlet switch is provided at a position upstream of the pretreatment unit (1), the cleaning method comprising:
and closing the water inlet switch and the switch device, and opening the flushing valve.
5. The utility model provides a belt cleaning device for wash smart filter unit (3) among the water purification system, the water purification system includes pretreatment unit (1), smart filter unit (3), sets up pretreatment unit (1) with supercharging device (2) between the smart filter unit, smart filter unit's dense mouth intercommunication has the waste water pipeline, be equipped with flushometer (4) on the waste water pipeline, its characterized in that, belt cleaning device includes:
the first cleaning module comprises a first adjusting module and a second adjusting module, wherein the first adjusting module is used for adjusting the output flow of the supercharging device (2) to be a first flow and operating for a first preset time, and the first adjusting module comprises a first adjusting submodule and is used for adjusting the operating voltage of the supercharging device (2) to a first preset voltage value;
the second cleaning module comprises a second adjusting module and a second cleaning module, the second adjusting module is used for adjusting the output flow of the supercharging device (2) to be a second flow and operating for a second preset time, and the second adjusting module comprises a second adjusting submodule and is used for adjusting the operating voltage of the supercharging device (2) to a second preset voltage value;
the cleaning device further comprises:
the first acquisition module is used for acquiring the geographical position information of the water purification system;
the second acquisition module is used for acquiring water quality information according to the geographical position information;
and the third acquisition module is used for acquiring the first preset voltage value and the second preset voltage value according to the water quality information.
6. The cleaning device of claim 5, further comprising an execution module for alternating operation of the first cleaning module with the second cleaning module.
7. The cleaning device of claim 6, further comprising:
the fourth acquisition module is used for acquiring the season information of the water purification system;
the third obtaining module is further used for obtaining the first preset voltage value and the second preset voltage value according to the season information and the water quality information.
8. A water purification system, comprising a memory and a processor, wherein the memory and the processor are communicatively connected with each other, the memory stores computer instructions, and the processor executes the computer instructions to perform the cleaning method according to any one of claims 1 to 4.
9. A computer-readable storage medium storing computer instructions for causing a computer to perform the cleaning method of any one of claims 1-4.
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| CN114162930B (en) * | 2021-05-21 | 2023-07-14 | 佛山市美的清湖净水设备有限公司 | Water purification system, control method thereof, medium, electronic equipment and water purification equipment |
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