CN211255377U - EDR (electro-osmotic) water purification system with cleaning function and water purifier - Google Patents
EDR (electro-osmotic) water purification system with cleaning function and water purifier Download PDFInfo
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- CN211255377U CN211255377U CN201921678142.8U CN201921678142U CN211255377U CN 211255377 U CN211255377 U CN 211255377U CN 201921678142 U CN201921678142 U CN 201921678142U CN 211255377 U CN211255377 U CN 211255377U
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Abstract
The utility model provides a EDR electroosmosis water purification system and water purifier with cleaning function, carries out the purification to the raw water through EDR electroosmosis water purification system, and EDR electroosmosis water purification system is provided with EDR unit and cleaning unit, and cleaning unit changes the raw water into acid water, washs the EDR unit through acid water. The cleaning method of the EDR electro-osmosis water purification system is adopted to clean the scale of the EDR unit with the reduced water quality, so that the stability of the working performance of the EDR unit is ensured. The water purifier can also be provided with a plurality of valves or a plurality of pipelines for cleaning working conditions or water purification working conditions. A water purifier cleans an EDR electro-osmosis water purification system through a cleaning unit, removes scale accumulated in the system, maintains the water purification performance of the system, and stabilizes the water yield of pure water.
Description
Technical Field
The utility model relates to a reverse osmosis water purifier technical field especially relates to an EDR electroosmosis water purification system and water purifier with cleaning function.
Background
Most of the existing reverse osmosis water purifiers adopt reverse osmosis filter elements to carry out water purification operation, the reverse osmosis filter elements are provided with reverse osmosis membranes, when tap water enters the reverse osmosis water purifier, certain pressure is applied to water to enable water molecules in the tap water and mineral elements in ionic states to pass through the reverse osmosis membranes, and macromolecular inorganic salts in the tap water comprise heavy metal ions, organic matters, bacteria, viruses and the like and cannot pass through the reverse osmosis membranes with smaller membrane holes, so that the water purification effect is realized. In the existing reverse osmosis water purification technology, after tap water is treated, a large part of water is discharged as waste water, only a small part of water is obtained after filtration and is used as purified water, the proportion of the purified water and the waste water is relatively low, tap water waste is caused, and after a reverse osmosis membrane is used for a period of time, membrane pores are blocked, so that the stability of the water yield of the purified water is reduced, and the working performance is unstable.
Therefore, it is necessary to provide an EDR electro-osmosis water purification system and a water purifier with a cleaning function to overcome the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an EDR electroosmosis water purification system with cleaning function can wash EDR electroosmosis water purification system, gets rid of the incrustation scale of accumulation in the system, keeps the water purification performance of system, stabilizes the pure water yield.
The above object of the present invention is achieved by the following technical measures.
The utility model provides an EDR electroosmosis water purification system with cleaning function is provided with EDR unit and cleaning unit, and cleaning unit sets up in the first pipeline department of EDR unit intake end.
Preferably, the cleaning unit is an acidic cleaning unit.
Preferably, the cleaning unit includes a cleaning filter element capable of generating acidic water, and raw water is changed into acidic water after passing through the cleaning filter element.
Further, the cleaning filter element is a citric acid filter element or an acetic acid filter element.
Preferably, when the cleaning condition starts, when raw water enters the cleaning unit, the EDR unit is controlled to have no applied voltage, and the raw water is discharged through the cleaning unit and enters the EDR unit to clean the EDR unit;
when the cleaning working condition is in the later stage, when raw water stops entering the cleaning unit, the EDR unit is controlled to increase the current, all water in the EDR unit is transferred to the waste water pipeline to be discharged, and the cleaning working condition is finished.
Preferably, above-mentioned EDR electroosmosis water purification system with cleaning function still is provided with the raw water and does not pass through the second pipeline that cleaning unit, direct access EDR water inlet after leading filter core filters.
Further, the first pipeline and the second pipeline of the EDR electro-osmosis water purification system with the cleaning function are respectively provided with a first valve body and a second valve body, and the main control unit controls the opening or the closing of the first valve body and the second valve body and further controls the opening or the closing of the first pipeline and the second pipeline.
Under the non-cleaning working condition, the main control unit controls the first valve body to be closed and the second valve body to be opened; when the second valve body is opened, raw water enters the EDR unit through the second pipeline, and the EDR unit filters the raw water.
Under the washing operating mode state, the main control unit controls first valve body at least and opens, and when first valve body was opened, the raw water got into and gets into the EDR unit behind the cleaning unit turns into acid water, washs the incrustation scale in the EDR unit.
The utility model discloses an EDR electroosmosis water purification system with cleaning function is provided with EDR unit and cleaning unit, and cleaning unit sets up in the first pipeline department of EDR unit intake end. Due to the arrangement of the cleaning unit, the EDR electro-osmosis water purification system can be cleaned, scale accumulated in the system is removed, the water purification performance of the system is maintained, and the water yield of pure water is stabilized.
Another object of the utility model is to provide a water purifier can wash the EDR electroosmosis water purification system, gets rid of the incrustation scale of system interior accumulation, keeps the water purification performance of water purifier, stabilizes the pure water yield.
The above object of the present invention is achieved by the following technical measures.
The utility model provides a water purifier, its water purification system is provided with EDR unit and cleaning unit, and cleaning unit sets up in the first pipeline department of EDR unit intake end.
Preferably, the cleaning unit of the water purifier is an acidic cleaning unit.
Preferably, the cleaning unit of the water purifier includes a cleaning filter element capable of generating acidic water, and raw water passes through the cleaning filter element and is changed into acidic water.
Preferably, the cleaning filter element of the water purifier is a citric acid filter element or an acetic acid filter element.
Preferably, when the cleaning condition of the water purifier starts, when raw water enters the cleaning unit, the EDR unit is controlled to have no applied voltage, and the raw water is discharged from the cleaning unit and enters the EDR unit to clean the EDR unit;
preferably, when the above-mentioned water purifier is at the washing operating mode later stage, when the raw water stops getting into the cleaning unit, the EDR electroosmosis water purification system control EDR unit increase current of water purifier, and the water in the EDR unit is whole to be shifted to the waste water pipeline and is discharged away, and the washing operating mode is ended.
Those skilled in the art can flexibly determine the magnitude of the applied current of the EDR unit and the specific time point of applying the current according to actual requirements.
Preferably, the water purifier is further provided with a second pipeline which is used for directly connecting raw water to the water inlet of the EDR after the raw water is filtered by the front filter element without passing through the cleaning unit.
Preferably, the first pipeline and the second pipeline of the water purifier are respectively provided with a first valve body and a second valve body, and the main control unit controls the first valve body and the second valve body to be opened or closed.
Under the non-cleaning working condition, the main control unit controls the first valve body to be closed and the second valve body to be opened. When the second valve body is opened, raw water enters the EDR unit through the second pipeline, and the EDR unit filters the raw water; or
Under non-washing operating mode state, will the washing filter core of the clean unit of first pipeline is changed to leading filter core, and main control unit control first valve body is opened, and it can carry out double filtration to the raw water to change clean filter core into leading filter core, reduces the incrustation scale impurity that gets into in the EDR unit.
Under the washing operating mode state, the main control unit controls first valve body at least and opens, and when first valve body was opened, the raw water got into the cleaning unit and got into the EDR unit after turning into acid water, washs the incrustation scale in the EDR unit.
The utility model discloses a water purifier carries out the purification to the raw water through EDR electroosmosis water purification system, and EDR electroosmosis water purification system is provided with EDR unit and cleaning unit, carries out the washing of incrustation scale to the EDR unit that produces the decline of water quality through an EDR electroosmosis water purification system's cleaning method to guarantee the stability of the working property of EDR unit. The utility model discloses a water purifier can wash EDR electroosmosis water purification system, gets rid of the incrustation scale of accumulation in the system, keeps the water purification performance of water purifier, stabilizes the pure water yield.
Drawings
The present invention will be further described with reference to the accompanying drawings, but the contents in the drawings do not constitute any limitation to the present invention.
Figure 1 is the utility model discloses a structural schematic of EDR electroosmosis water purification system with cleaning function.
Fig. 2 is a schematic structural diagram of an EDR electro-osmosis water purification system provided with different valve bodies and different pipelines.
Fig. 3 is a schematic structural view of an EDR electro-osmosis water purification system provided with different pipes.
Included in fig. 1 to 3 are:
EDR unit 100, purge unit 200, first line 300, second line 400,
A first valve body 500 and a second valve body 600.
Detailed Description
The present invention will be further illustrated with reference to the following examples.
Example 1.
An EDR electro-osmosis water purification system with a cleaning function is provided with an EDR unit 100 and a cleaning unit 200 as shown in FIG. 1, wherein the cleaning unit 200 is arranged at a first pipeline 300 at the water inlet end of the EDR unit 100.
An EDR (electro-dialysis) unit has a filtration membrane stack structure, and treats incoming water using an electrodialysis technique, and purified water is discharged as pure water and concentrated water is discharged as wastewater. The structure and principles of EDR units are common general knowledge in the art and will not be described in detail here.
The cleaning unit 200 in this embodiment is an acid cleaning unit 200. The cleaning unit 200 contains a cleaning filter element capable of generating acidic water, and raw water is changed into acidic water after passing through the cleaning filter element.
The cleaning filter element in the embodiment is a citric acid filter element which can change raw water into acidic water.
It should be noted that the cleaning filter element may also be an acetic acid filter element, and the acetic acid filter element may also change the raw water into acidic water.
In this embodiment, when the cleaning condition starts, when raw water enters the cleaning unit 200, the EDR unit 100 is controlled to have no applied voltage, the raw water passes through the cleaning unit 200 to discharge acidic water, and the acidic water enters the EDR unit 100 to clean the EDR unit 100; without an applied voltage, the EDR unit 100 does not drain the EDR unit 100, and the acidic water may adequately flush the EDR unit 100 and its piping.
In this embodiment, at the later stage of the cleaning condition, when the raw water stops entering the cleaning unit 200, the EDR unit 100 is controlled to increase the current, all the acidic water in the EDR unit 100 is transferred to the waste water pipeline to be discharged, and the cleaning condition is finished. The purpose of transferring all the acidic water into the waste water pipeline to be discharged is that the generated pure water does not contain the components of the acidic water when the normal operation water purification working condition is restarted.
Those skilled in the art can flexibly determine the magnitude of the current applied by the EDR unit 100 and the specific time point for applying the current according to actual requirements. For example, when the EDR unit 100 is filled with acidic water, the EDR unit 100 may be controlled to be not energized to sufficiently clean the EDR unit 100 with the acidic water, and then the current may be increased to the EDR unit 100, so that the acidic water in the EDR unit 100 may be completely transferred to the waste water line and drained.
The utility model discloses a EDR electroosmosis water purification system with cleaning function is provided with EDR unit 100 and cleaning unit 200, and cleaning unit 200 sets up in the first pipeline 300 department of EDR unit 100 end of intaking. The raw water is changed into acidic water by cleaning the filter element, the acidic water can flush the EDR unit 100 by controlling the voltage applied to the EDR unit 100, and the acidic water is completely discharged from the waste water pipe when the voltage is applied to the EDR unit 100, thereby maintaining the water purification performance of the system. The utility model discloses an EDR electroosmosis water purification system with cleaning function can wash EDR electroosmosis water purification system owing to be provided with cleaning unit 200, gets rid of the incrustation scale of accumulation in the system, keeps the water purification performance of system, stabilizes the pure water yield.
Example 2.
An EDR electro-osmosis water purification system with a cleaning function is shown in figure 2, and other structures are the same as those of embodiment 1, except that: the EDR electro-osmosis water purification system with the cleaning function in the embodiment is further provided with a second pipeline 400 which is connected with an EDR water inlet after raw water is filtered by a front filter element and does not pass through the cleaning unit 200.
Specifically, in the embodiment, the first pipeline 300 and the second pipeline 400 of the EDR electro-osmosis water purification system with the cleaning function are respectively provided with the first valve body 500 and the second valve body 600, and the main control unit controls the opening or closing of the first valve body 500 and the second valve body 600, and further controls the opening or closing of the first pipeline 300 and the second pipeline 400.
Under the non-cleaning working condition, the main control unit controls the first valve body 500 to be closed and the second valve body 600 to be opened; when the second valve body 600 is opened, raw water enters the EDR unit 100 through the second pipeline 400, the front filter element arranged on the second pipeline 400 can purify the raw water for the first time, macromolecular impurities entering the EDR unit 100 are reduced, the EDR unit 100 performs secondary filtration on the raw water, the water purification performance of the system is maintained, and the pure water yield is stabilized.
Under the washing operating mode state, the main control unit controls first valve body 500 to open at least, and when first valve body 500 opened, the raw water got into cleaning unit 200 and got into EDR unit 100 after turning into acid water, washs the incrustation scale in the EDR unit 100.
In this embodiment, when the cleaning condition starts, when raw water enters the cleaning unit 200, the EDR unit 100 is controlled to have no applied voltage, the raw water is converted into acidic water by the cleaning unit 200 and then discharged, and the acidic water enters the EDR unit 100 to clean the EDR unit 100; without an applied voltage, the EDR unit 100 does not drain the EDR unit 100 and the acidic water may adequately flush the EDR unit 100 and its piping.
In this embodiment, at the later stage of the cleaning condition, when the raw water stops entering the cleaning unit 200, the EDR unit 100 is controlled to increase the current, all the acidic water in the EDR unit 100 is transferred to the waste water pipeline to be discharged, and the cleaning condition is finished. The purpose of transferring all the acidic water into the waste water pipeline to be discharged is that the generated pure water does not contain the components of the acidic water when the normal operation water purification working condition is restarted.
Those skilled in the art can flexibly determine the magnitude of the current applied by the EDR unit 100 and the specific time point for applying the current according to actual requirements. For example, when the EDR unit 100 is filled with acidic water, the EDR unit 100 may be controlled to be not energized to sufficiently clean the EDR unit 100 with the acidic water, and then the current may be increased to the EDR unit 100, so that the acidic water in the EDR unit 100 may be completely transferred to the waste water line and drained.
The utility model discloses a EDR electroosmosis water purification system with cleaning function, through setting up closing or opening of different pipelines of different valve body control, can control system be in normal water purification operating mode or be in the washing operating mode, the cleaning unit 200 of system sets up in the first pipeline 300 department of EDR unit 100 end of intaking, and the leading filter core of system sets up in the second pipeline department of EDR unit 100 end of intaking. The first pipeline is opened, raw water enters the cleaning unit 200, a cleaning filter element in the cleaning unit 200 can change the raw water into acidic water, the cleaning working condition is controlled by controlling the EDR unit 100 to apply voltage, the acidic water can flush the EDR unit 100, and when the EDR unit 100 is applied with voltage, the acidic water is completely discharged from the waste water pipeline, so that the water purification performance of the system is maintained. The system can wash the EDR unit 100 through the cleaning unit 200, get rid of the incrustation scale of accumulation in the system, keep the water purification performance of system, stabilize the pure water yield, also can open the second pipeline through second valve body 600, the leading filter core through the second pipeline is direct to carry out a prefiltration to the raw water that gets into the EDR unit 100, reduce the macromolecular impurity that gets into the EDR unit 100, keep the water purification performance of system, stabilize the pure water yield.
Example 3.
An EDR electro-osmosis water purification system with a cleaning function is shown in figure 3, and the other structures are the same as those of the embodiment 1 and the embodiment 3, except that: the EDR electro-osmosis water purification system with the cleaning function in the embodiment is further provided with a second pipeline 400 which is connected with an EDR water inlet after raw water is filtered by a front filter element and does not pass through the cleaning unit 200.
Under the non-washing operating mode state, raw water gets into EDR unit 100 through second pipeline 400, and the leading filter core that sets up on the second pipeline 400 can carry out first heavy purification to the raw water, reduces the macromolecular impurity that gets into EDR unit 100, and EDR unit 100 carries out the second heavy filtration to the raw water, keeps the water purification performance of system, stabilizes the pure water yield.
Under the cleaning working condition, raw water enters the cleaning unit 200 to be converted into acidic water, and then enters the EDR unit 100 to clean scales in the EDR unit 100.
In this embodiment, after the cleaning condition starts, when raw water enters the cleaning unit 200, the EDR unit 100 is controlled to have no applied voltage, the raw water is converted into acidic water by the cleaning unit 200 and then discharged, and the acidic water enters the EDR unit 100 to clean the EDR unit 100; without an applied voltage, the EDR unit 100 does not drain the EDR unit 100 and the acidic water may adequately flush the EDR unit 100 and its piping.
In this embodiment, in the later stage of the cleaning condition, when the raw water stops entering the cleaning unit 200, the EDR unit 100 is controlled to increase the current, all the acidic water in the EDR unit 100 is transferred to the waste water pipeline to be discharged, and the cleaning condition is finished. The purpose of transferring all the acidic water into the waste water pipeline to be discharged is that the generated pure water does not contain the components of the acidic water when the normal operation water purification working condition is restarted.
Those skilled in the art can flexibly determine the magnitude of the current applied by the EDR unit 100 and the specific time point for applying the current according to actual requirements. For example, when the EDR unit 100 is filled with acidic water, the EDR unit 100 may be controlled to be not energized to sufficiently clean the EDR unit 100 with the acidic water, and then the current may be increased to the EDR unit 100, so that the acidic water in the EDR unit 100 may be completely transferred to the waste water line and drained.
The utility model discloses a EDR electroosmosis water purification system with cleaning function is in normal water purification operating mode or is in the washing operating mode through setting up different pipeline control system, and the washing unit 200 of system sets up in the first pipeline 300 department of EDR unit 100 end of intaking, and the leading filter core of system sets up in the second pipeline department of EDR unit 100 end of intaking. The first pipeline is opened, raw water enters the cleaning unit 200, a cleaning filter element in the cleaning unit 200 can change the raw water into acidic water, the cleaning working condition is controlled by controlling the EDR unit 100 to apply voltage, the acidic water can flush the EDR unit 100, and when the EDR unit 100 is applied with voltage, the acidic water is completely discharged from the waste water pipeline, so that the water purification performance of the system is maintained. The system can wash the EDR unit 100 through cleaning unit 200, gets rid of the incrustation scale of accumulation in the system, keeps the water purification performance of system, stabilizes the pure water yield, also can open the second pipeline, and the leading filter core through the second pipeline is direct to carry out a heavy filtration to the raw water that gets into EDR unit 100, reduces the macromolecular impurity that gets into EDR unit 100, keeps the water purification performance of system, stabilizes the pure water yield.
Example 4.
The utility model provides an EDR electroosmosis water purification system with cleaning function, other structures are the same with embodiment 1, and the difference lies in: the filter element of the cleaning unit of the EDR electro-osmosis water purification system with the cleaning function in this embodiment is replaceable.
Under non-washing operating mode state, the washing filter core in with the cleaning unit is changed for leading filter core, and leading filter core can carry out first heavy filtration to the raw water that gets into the EDR unit, reduces the macromolecule impurity that gets into the EDR unit, keeps the water purification performance of system, stabilizes the pure water outlet flow.
Under the cleaning working condition, the filter element of the cleaning unit is set as a cleaning filter element, raw water enters the cleaning unit and then enters the EDR unit after being converted into acidic water under the action of the cleaning filter element, and water scale in the EDR unit is cleaned.
The cleaning filter element in the embodiment is a citric acid filter element which can change raw water into acidic water.
It should be noted that the cleaning filter element may also be an acetic acid filter element, and the acetic acid filter element may also change the raw water into acidic water.
In the embodiment, after the cleaning working condition starts, when raw water enters the cleaning unit, the EDR unit is controlled to have no applied voltage, the raw water is converted into acidic water through the cleaning unit and then is discharged, and the acidic water enters the EDR unit to clean the EDR unit; without an applied voltage, the EDR unit does not drain water from the EDR unit, and the acidic water can adequately flush the EDR unit and its piping.
In this embodiment, at washing operating mode later stage, when the raw water stops to get into the cleaning unit, control EDR unit increase current, the sour water in the EDR unit is whole to be shifted to the waste water pipeline and is discharged, and the washing operating mode is ended. The purpose of transferring all the acidic water into the waste water pipeline to be discharged is that the generated pure water does not contain the components of the acidic water when the normal operation water purification working condition is restarted.
Those skilled in the art can flexibly determine the magnitude of the applied current of the EDR unit and the specific time point of applying the current according to actual requirements. For example, when the EDR unit is filled with acidic water, the EDR unit is controlled to have no voltage applied, the EDR unit is sufficiently cleaned by the acidic water, then the current is increased for the EDR unit, and the acidic water in the EDR unit is completely transferred to a waste water pipeline to be discharged.
The utility model discloses an EDR electroosmosis water purification system with cleaning function, through the cleaning unit who sets up removable filter core, steerable system is in the water purification operating mode or washs the operating mode. When being in the washing operating mode, the raw water gets into the cleaning unit, and the washing filter core among the cleaning unit can become the raw water acid water, and through control EDR unit applys voltage and control the washing operating mode, the acid water can wash the EDR unit to when applying voltage to the EDR unit, discharge the acid water by the waste water pipeline entirely, thereby keep the water purification performance of system. The system can wash the EDR unit through the cleaning unit, gets rid of the incrustation scale that accumulates in the system, keeps the water purification performance of system, stabilizes the pure water outlet yield. When the system is in the water purification operating mode, leading filter core in the cleaning unit directly carries out a heavy filtration to the raw water that gets into the EDR unit, reduces the macromolecule impurity that gets into the EDR unit, keeps the water purification performance of system, stabilizes the pure water yield.
Example 5.
A cleaning method of an EDR electro-osmosis water purification system can clean the EDR electro-osmosis water purification system, remove scale accumulated in the system, maintain the water purification performance of the system and stabilize the water yield of pure water.
Specifically, when the cleaning working condition starts, when raw water enters the cleaning unit, the EDR unit is controlled not to apply voltage, the raw water is discharged as cleaning water after passing through the cleaning unit, and the cleaning water enters the EDR unit to clean the EDR unit and the pipeline. And in the later stage of the cleaning working condition, when the raw water stops entering the cleaning unit, the EDR unit is controlled to increase the current, all the acidic water in the EDR unit is transferred to the waste water pipeline to be discharged, and the cleaning working condition is finished.
The purpose of transferring all the acidic water into the waste water pipeline to be discharged is that the generated pure water does not contain the components of the acidic water when the normal operation water purification working condition is restarted.
Those skilled in the art can flexibly determine the magnitude of the applied current of the EDR unit and the specific time point of applying the current according to actual requirements. For example, when the EDR unit is filled with acidic water, the EDR unit is controlled to have no voltage applied, so that the EDR unit is sufficiently cleaned by the acidic water, then the current is increased for the EDR unit, and all the acidic water in the EDR unit 100 is transferred to a waste water pipeline to be discharged.
Wherein the cleaning unit can be a citric acid filter element or an acetic acid filter element and is cleaned by acid water.
According to the cleaning method of the EDR electro-osmosis water purification system, raw water is changed into cleaning water with a cleaning function through the cleaning unit, and the cleaning water enters the EDR unit to clean the EDR unit and a pipeline. The utility model discloses a cleaning method of EDR electroosmosis water purification system can wash EDR electroosmosis water purification system, gets rid of the incrustation scale of accumulation in the system, keeps the water purification performance of system, stabilizes the pure water yield.
Example 6.
A water purifier can clean an EDR electro-osmosis water purification system, remove scale accumulated in the system, maintain the water purification performance of the system and stabilize the water yield of pure water.
The water purification system of the water purifier of this embodiment is provided with the EDR unit and washs the unit, and the washing unit sets up in the first pipeline department of EDR unit intake end.
Specifically, the cleaning unit is an acidic cleaning unit.
The cleaning unit of the water purifier contains a cleaning filter element capable of generating acidic water, raw water is changed into acidic water after passing through the cleaning filter element, and the acidic water is used for cleaning a system pipeline.
Preferably, the cleaning filter element of the water purifier is a citric acid filter element, and other filter elements such as an acetic acid filter element can be selected as the cleaning filter element.
After the cleaning working condition starts, when raw water enters the cleaning unit, the EDR unit is controlled to have no applied voltage, the raw water is converted into acidic water through the cleaning unit and then discharged, and the acidic water enters the EDR unit to clean the EDR unit. Without an applied voltage, the EDR unit does not drain water from the EDR unit, and the acidic water can adequately flush the EDR unit and its piping.
And in the later stage of the cleaning working condition, when the raw water stops entering the cleaning unit, the EDR unit is controlled to increase the current, all the acidic water in the EDR unit is transferred to the waste water pipeline to be discharged, and the cleaning working condition is finished. The purpose of transferring all the acidic water into the waste water pipeline to be discharged is that the generated pure water does not contain the components of the acidic water when the normal operation water purification working condition is restarted.
Those skilled in the art can flexibly determine the magnitude of the applied current of the EDR unit and the specific time point of applying the current according to actual requirements. For example, when the EDR unit is filled with acidic water, the EDR unit is controlled to have no voltage applied, so that the EDR unit is sufficiently cleaned by the acidic water, then the current is increased for the EDR unit, and all the acidic water in the EDR unit 100 is transferred to a waste water pipeline to be discharged.
In this embodiment, the water purifier still is provided with the raw water and does not pass through the second pipeline that cleaning unit, direct access to EDR water inlet after filtering through leading filter core.
The first pipeline of water purifier, second pipeline are provided with first valve body and second valve body respectively, and the opening or closing of first valve body, second valve body is controlled to the main control unit.
Under the non-cleaning working condition, the main control unit controls the first valve body to be closed and the second valve body to be opened. When the second valve body is opened, raw water enters the EDR unit through the second pipeline, and the EDR unit filters the raw water; or
Under non-washing operating mode state, will the washing filter core of the clean unit of first pipeline is changed to leading filter core, and main control unit control first valve body is opened, and it can carry out double filtration to the raw water to change clean filter core into leading filter core, reduces the incrustation scale impurity that gets into in the EDR unit.
Under the washing operating mode state, the main control unit controls first valve body at least and opens, and when first valve body was opened, the raw water got into the cleaning unit and got into the EDR unit after turning into acid water, washs the incrustation scale in the EDR unit.
The utility model discloses a water purifier carries out the purification to the raw water through EDR electroosmosis water purification system, and EDR electroosmosis water purification system is provided with EDR unit and cleaning unit, carries out the washing of incrustation scale to the EDR unit that produces the decline of water quality through an EDR electroosmosis water purification system's cleaning method to guarantee the stability of the working property of EDR unit. The water purifier in this embodiment can wash the EDR electroosmosis water purification system, gets rid of the incrustation scale of accumulation in the system, keeps the water purification performance of system, stabilizes the pure water yield.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides an EDR electroosmosis water purification system with cleaning function which characterized in that: the cleaning device is provided with an EDR unit and a cleaning unit, wherein the cleaning unit is arranged at a first pipeline at the water inlet end of the EDR unit;
the cleaning unit is an acidic cleaning unit, the acidic cleaning unit contains a cleaning filter element capable of generating acidic water quality, and raw water is changed into acidic water after passing through the cleaning filter element.
2. The EDR electro-osmotic water purification system with a cleaning function according to claim 1, wherein: the cleaning filter element is a citric acid filter element or an acetic acid filter element.
3. The EDR electro-osmotic water purification system with cleaning function according to any one of claims 1-2, wherein: the device is also provided with a second pipeline which is connected with the EDR water inlet after the raw water is filtered by the front filter element without passing through the cleaning unit.
4. The EDR electro-osmotic water purification system with cleaning function of claim 3, wherein: the first pipeline and the second pipeline are respectively provided with a first valve body and a second valve body, and the main control unit controls the opening or closing of the first valve body and the second valve body;
under the non-cleaning working condition, the main control unit controls the first valve body to be closed and the second valve body to be opened;
under the cleaning working condition, the main control unit at least controls the first valve body to be opened.
5. A water purifier is characterized in that: the water purification system is provided with an EDR unit and a cleaning unit, and the cleaning unit is arranged at a first pipeline at the water inlet end of the EDR unit;
the cleaning unit is an acidic cleaning unit, the acidic cleaning unit contains a cleaning filter element capable of generating acidic water quality, and raw water is changed into acidic water after passing through the cleaning filter element.
6. The water purifier according to claim 5, characterized in that: the cleaning filter element is a citric acid filter element or an acetic acid filter element.
7. The water purifier according to any one of claims 5 to 6, characterized in that: the device is also provided with a second pipeline which is used for directly connecting raw water into the EDR water inlet after the raw water is filtered by the front filter element without passing through the cleaning unit.
8. The water purifier according to claim 7, characterized in that: the first pipeline and the second pipeline are respectively provided with a first valve body and a second valve body, and the main control unit controls the opening or closing of the first valve body and the second valve body;
under the non-cleaning working condition, the main control unit controls the first valve body to be closed and the second valve body to be opened;
under the cleaning working condition, the main control unit at least controls the first valve body to be opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110526353A (en) * | 2019-10-09 | 2019-12-03 | 佛山市云米电器科技有限公司 | A kind of EDR electro-osmosis water purification system, method and water purifier with cleaning function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110526353A (en) * | 2019-10-09 | 2019-12-03 | 佛山市云米电器科技有限公司 | A kind of EDR electro-osmosis water purification system, method and water purifier with cleaning function |
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Effective date of registration: 20211102 Address after: 528300 No. 2, North Xinxi 4th Road, Xiashi village, Lunjiao street, Shunde District, Foshan City, Guangdong Province (No. 1-6, north of the first floor of office building, block a, Shengda Industrial Park) Patentee after: Guangdong Chestnut Technology Co.,Ltd. Address before: 528300 Nepheline Village Committee, Lunjiao Sub-district Office, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN VIOMI ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: Chen Xiaoping |
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