CN212127789U - Pole switching formula water purification system and water purification unit fall - Google Patents

Pole switching formula water purification system and water purification unit fall Download PDF

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Publication number
CN212127789U
CN212127789U CN202020217561.8U CN202020217561U CN212127789U CN 212127789 U CN212127789 U CN 212127789U CN 202020217561 U CN202020217561 U CN 202020217561U CN 212127789 U CN212127789 U CN 212127789U
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China
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water
outlet pipe
outlet
normally closed
valve
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陈小平
李中杨
周凤凤
肖杰
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Guangdong Lizi Technology Co Ltd
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Foshan Viomi Electrical Technology Co Ltd
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Abstract

The utility model provides a switching formula water purification system and water purification unit fall utmost point, wherein the switching formula water purification system that falls utmost point includes ionization purifier, switching device falls utmost point, the inlet tube, first outlet pipe and second outlet pipe, ionization purifier's one end and advance water piping connection, the other end with fall utmost point switching device and be connected, switching device and the first water piping connection that falls utmost point, and go out water piping connection through check valve and second, switching device falls utmost point is used for passing through first outlet pipe output pure water at ionization purifier normal work or the during operation that falls utmost point, and export waste water through the second outlet pipe. The utility model discloses simple structure can be when falling utmost point and getting rid of impurity automatic switch-over water route for the pure water route can last output pure water, and is practical high-efficient.

Description

Pole switching formula water purification system and water purification unit fall
Technical Field
The utility model belongs to the technical field of the water purification, especially, relate to a switching formula water purification system and water purification unit fall utmost point.
Background
The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water. The water purifier is generally used as a small purifier for household use.
The technical core of the water purifier is a filtering membrane in an ionization purification device, and the current main technology is derived from an ultrafiltration membrane and an RO reverse osmosis membrane. The water purifier can effectively filter rust, sand, colloid in water and adsorb chemical agents such as residual chlorine, odor, abnormal colors, pesticides and the like in water. Can effectively remove the impurities such as bacteria, germs, toxins, heavy metals and the like in the water.
The existing water purifier generally adopts a mode of changing an anode into a cathode and changing the cathode into the anode to remove the scaling impurities on the semipermeable membrane because the quality of inlet water is relatively complex, thereby prolonging the service life of the semipermeable membrane. The inventor researches and discovers that in the process of pole reversing, the water paths of pure water and waste water are also reversed, namely the original pure water path outputs waste water, and the original waste water path outputs pure water, so that the pure water cannot be continuously output, and the user experience is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switching formula water purification system and water purification unit fall utmost point, simple structure can be when falling utmost point edulcoration automatic switch-over water route for the pure water route can last output pure water, and is practical high-efficient.
The utility model discloses a realize through following technical scheme:
the utility model provides a change over utmost point switching formula water purification system, including ionization purifier, change over utmost point auto-change over device, the inlet tube, first outlet pipe and second outlet pipe, ionization purifier's one end and water piping connection, the other end with change over utmost point auto-change over device is connected, change over utmost point auto-change over device and first water piping connection, and go out water piping connection through check valve and second, change over utmost point auto-change over device is used for exporting the pure water through first outlet pipe when ionization purifier normally works or change over utmost point during operation, and export waste water through the second outlet pipe.
Compared with the prior art, the beneficial effects of the utility model are that: because the electrode reversing switching device connected with the ionization purification device is adopted, and the first water outlet pipe connected with the electrode reversing switching device and the second water outlet pipe connected with the electrode reversing switching device through the one-way valve are adopted for connection, pure water can be output through the first water outlet pipe no matter the ionization purification device works normally or works in an electrode reversing mode, waste water can be output through the second water outlet pipe, a water path can be automatically switched, pure water can be continuously output, and the device is practical and efficient; and a one-way valve is arranged between the pole-reversing switching device and the second water outlet pipe, so that the wastewater can be prevented from flowing back to the pole-reversing switching device.
The ionization purification device is provided with a first water outlet and a second water outlet, the number of the check valves is two, the check valves are respectively a first check valve and a second check valve, one end of the first switching mechanism is connected with the first water outlet through the first water inlet flow passage, the other end of the first switching mechanism is respectively connected with the first water outlet and the first check valve, one end of the second switching mechanism is connected with the second water outlet through the second water inlet flow passage, the other end of the second switching mechanism is respectively connected with the first water outlet and the second check valve, and the first check valve and the second check valve are both connected with the second water outlet.
Furthermore, the first switching mechanism is a first three-way valve with one inlet and two outlets, the second switching mechanism is a second three-way valve with one inlet and two outlets, the inlet of the first three-way valve is connected with the first water inlet flow passage, the first outlet of the first three-way valve is connected with the first water outlet pipe, the second outlet of the first three-way valve is connected with the first one-way valve, the inlet of the second three-way valve is connected with the second water inlet flow passage, the first outlet of the second three-way valve is connected with the first water outlet pipe, the second outlet of the second three-way valve is connected with the second one-way valve, the first outlet of the first three-way valve and the second outlet of the second three-way valve are opened when the ionization purification device normally works, and is closed when the ionization purification device works in a reversed pole mode, and the second outlet of the first three-way valve and the first outlet of the second three-way valve are opened when the ionization purification device works normally and are closed when the ionization purification device works in a reversed pole mode.
Further, the first switching mechanism comprises a first normally closed electromagnetic valve and a second normally closed electromagnetic valve, an inlet of the first normally closed electromagnetic valve is connected with the first water inlet flow passage, an outlet of the first normally closed electromagnetic valve is connected with the first water outlet pipe, an inlet of the second normally closed electromagnetic valve is connected with the first water inlet flow passage, an outlet of the second normally closed electromagnetic valve is connected with the first one-way valve, the second switching mechanism comprises a third normally closed electromagnetic valve and a fourth normally closed electromagnetic valve, an inlet of the third normally closed electromagnetic valve is connected with the second water inlet flow passage, an outlet of the fourth normally closed electromagnetic valve is connected with the second water inlet flow passage, an outlet of the first normally closed electromagnetic valve and an outlet of the fourth normally closed electromagnetic valve are used for opening when the ionization purification device normally works and closing when the ionization purification device operates in a reverse polarity mode, the second normally closed electromagnetic valve and the third normally closed electromagnetic valve are used for opening when the ionization purification device operates in a reverse polarity, and is closed when the ionization purification device works in a reversed mode.
Furthermore, a pure water TDS detection device is arranged on the first water outlet pipe.
Furthermore, the water inlet pipe is sequentially provided with a water pump, a pressure limiting valve and a pressure sensor along the water inlet direction.
Further, the inlet pipe is provided with a raw water TDS detection device and a filter device in sequence along the water inlet direction.
Furthermore, the water inlet pipe is connected with a raw water tank, and the second water outlet pipe is connected with a waste water tank.
Further, ionization purifier is provided with electrically conductive interface, and electrically conductive interface passes through the wire and circular telegram with the external world.
The utility model also discloses a water purification unit, be provided with as above the utmost point switching formula water purification system that falls.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of an inverted pole switching water purification system (a water circuit board is not shown);
FIG. 2 is a cross-sectional view of a water circuit board in the inverted switching type water purification system of the present invention (the check valve is not shown);
fig. 3 is a schematic structural diagram of an inverted-pole switching module in a second embodiment of the inverted-pole switching type water purification system of the present invention (a water circuit board is not shown);
fig. 4 is a schematic structural diagram of a third embodiment of the inverted pole switching type water purification system of the present invention (a water circuit board is not shown).
In the figure, 1-an ionization purification device, 11-a first water outlet, 12-a second water outlet, 13-a conductive interface, 2-a reverse pole switching device, 21-a first three-way valve, 211-an inlet of the first three-way valve, 212-a first outlet of the first three-way valve, 213-a second outlet of the first three-way valve, 22-a second three-way valve, 221-an inlet of the second three-way valve, 222-a first outlet of the second three-way valve, 223-a second outlet of the second three-way valve, 23-a first normally closed electromagnetic valve, 24-a second normally closed electromagnetic valve, 25-a third normally closed electromagnetic valve, 26-a fourth normally closed electromagnetic valve, 3-a water inlet pipe, 31-a water pump, 32-a pressure limiting valve, 33-a pressure sensor, 34-TDS detection device, 35-a filtering device, 36-raw water tank, 4-first water outlet pipe, 41-pure water TDS detection device, 5-second water outlet pipe, 6-first one-way valve, 7-second one-way valve, 8-water circuit board, 81-first water inlet flow channel, 82-second water inlet flow channel and 9-waste water tank.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
First embodiment
Referring to fig. 1, fig. 1 is a schematic structural diagram of a first embodiment of an inverted pole switching water purification system (a water circuit board is not shown). An inverted pole switching type water purification system is used for ionizing and purifying water. Its simple structure can be when falling utmost point edulcoration automatic switch-over water route for the pure water route can last output pure water, and is practical high-efficient. This switching formula water purification system falls utmost point includes ionization purifier 1, switching device 2 falls utmost point, inlet tube 3, first outlet pipe 4 and second outlet pipe 5, ionization purifier 1's one end and inlet tube 3 are connected, the other end is connected with switching device 2 falls utmost point, switching device 2 falls utmost point and is connected with first outlet pipe 4, and be connected with second outlet pipe 5 through the check valve, switching device 2 falls utmost point is used for passing through first outlet pipe 4 output pure water at ionization purifier 1 normal work or fall utmost point during operation, and through second outlet pipe 5 output waste water. Rivers pass through inlet tube 3 and get into ionization purifier 1, ionization purifier 1 is used for carrying out the ionization to rivers and purifies, then ionization purifier 1 will purify the pure water and the waste water that the back generated carry respectively fall utmost point auto-change over device 2 in, shunt pure water and waste water through falling utmost point auto-change over device 2 for 4 output pure water of first outlet pipe, 5 output waste water of second outlet pipe, thereby the utility model discloses the pure water output of falling utmost point switching formula water purification system can not be cut off because of falling utmost point work, can keep the pure water to continue to export, improves user experience and feels. The import and the switching device 2 that falls utmost point of check valve are connected, and the export of check valve is connected with second outlet pipe 5, and the check valve can prevent the waste water on the second outlet pipe 5 to flow back to in the switching device 2 that falls utmost point, avoids causing the influence to the switching device 2 that falls utmost point reposition of redundant personnel pure water and waste water.
The ionization purification device 1 is provided with two water inlets, a first water outlet 11, a second water outlet 12 and a conductive interface 13. The two water inlets are respectively connected with the water inlet pipe 3, the first water outlet 11 and the second water outlet 12 are both connected with the pole-reversing switching device 2, and the conductive interface 13 is electrified with the outside through a lead. In this embodiment, when the ionization purification device 1 works normally, the first water outlet 11 outputs pure water, and the second water outlet 12 outputs waste water; when the ionization purification device 1 is operated in a reversed mode to remove impurities, the first water outlet 11 outputs wastewater, and the second water outlet 12 outputs pure water.
Referring to fig. 2, fig. 2 is a cross-sectional view of a circuit board (not shown) in the inverted pole switching water purification system of the present invention. The inverted pole switching type water purification system of the utility model also comprises a water channel plate 8, a first water inlet flow channel 81, a second water inlet flow channel 82 and a water inlet pipe 3 are arranged on the water channel plate 8, the first water outlet pipe 4 and the second water outlet pipe 5 are both arranged in the water circuit board, the pole-reversing switching device 2 comprises a first switching mechanism and a second switching mechanism which are arranged on the water circuit board 8, the ionization purification device 1 is provided with a first water outlet 11 and a second water outlet 12, the number of the one-way valves is two, the two-way valves are respectively a first one-way valve 6 and a second one-way valve 7, one end of the first switching mechanism is connected with the first water outlet 11 through a first water inlet flow channel 81, the other end of the first switching mechanism is respectively connected with the first water outlet pipe 4 and the first one-way valve 6, one end of the second switching mechanism is connected with the second water outlet 12 through a second water inlet flow channel 82, the other end of the second switching mechanism is respectively connected with the first water outlet pipe 4 and the second one-way valve 7, and the first one-way valve. The first switching mechanism and the second switching mechanism are used for shunting pure water and wastewater. Moreover, the modular design is adopted, and the pole-reversing switching device 2, the water inlet pipe 3, the first water outlet pipe 4 and the second water outlet pipe 5 are integrated on the water channel plate, so that the pole-reversing switching type water purification system of the utility model is modular, the reliability is improved, the design is simplified, and further when the modular pole-reversing switching device 2 and the ionization purification device 1 are integrated in the filter element, the modularization degree of the filter element is higher, and the universality and the stability of the filter element are better; meanwhile, the filter element and the whole water purifier are also very beneficial to the miniaturization of the volume. Specifically, an inlet of the first one-way valve 6 is connected with the first switching mechanism, an outlet of the first one-way valve 6 is connected with the second water outlet pipe 5, and the first one-way valve 6 can prevent the wastewater in the second water outlet pipe 5 from flowing back into the first switching mechanism; an inlet of the second one-way valve 7 is connected with the second switching mechanism, an outlet of the second one-way valve 7 is connected with the second water outlet pipe 5, and the second one-way valve 7 can prevent the wastewater of the second water outlet pipe 5 from flowing back into the second switching mechanism.
In one embodiment, the first switching mechanism is a first three-way valve 21 with one inlet and two outlets, the second switching mechanism is a second three-way valve 22 with one inlet and two outlets, the inlet 211 of the first three-way valve is connected with the first water inlet channel 81, the first outlet 212 of the first three-way valve is connected with the first water outlet channel 4, the second outlet 213 of the first three-way valve is connected with the first one-way valve 6, the inlet 221 of the second three-way valve is connected with the second water inlet channel 82, the first outlet 222 of the second three-way valve is connected with the first water outlet channel 4, the second outlet 223 of the second three-way valve is connected with the second one-way valve 7, the first outlet 212 of the first three-way valve and the second outlet 223 of the second three-way valve are opened when the ionization purification device 1 works normally and are closed when the ionization purification device 1 works in a reverse polarity, the second outlet 213 of the first three-way valve and the first outlet 222 of the second three-way valve are, and is closed when the ionization purification apparatus 1 is operated in the reverse polarity. When the ionization purification device 1 works normally, pure water output from the first water outlet 11 flows through the first water inlet flow channel 81, then flows into the first three-way valve 21 from the inlet 211 of the first three-way valve, and flows into the first water outlet pipe 4 through the first outlet 212 of the first three-way valve, and wastewater output from the second water outlet 12 flows through the second water inlet flow channel 82, then flows into the second three-way valve 22 from the inlet 221 of the second three-way valve, and flows into the second water outlet pipe 5 through the second outlet 223 of the second three-way valve and the second one-way valve 7 in sequence; when the ionization purification device 1 performs the reverse operation to remove impurities, the wastewater output from the first water outlet 11 flows through the first water inlet channel 81, then flows into the first three-way valve 21 through the inlet 211 of the first three-way valve, and flows into the second water outlet pipe 5 through the second outlet 213 of the first three-way valve and the first one-way valve 6 in sequence, and the pure water output from the second water outlet 12 flows through the second water inlet channel 82, then flows into the second three-way valve 22 through the inlet 221 of the second three-way valve, and flows into the first water outlet pipe 4 through the first inlet 222 of the second three-way valve. Preferably, the first three-way valve 21 and the second three-way valve 22 are both solenoid valves.
Second embodiment
Referring to fig. 3, fig. 3 is a schematic structural diagram of a pole-reversing switching module (not shown) in a second embodiment of the pole-reversing switching type water purification system of the present invention. The second embodiment is different from the first embodiment in that the first switching mechanism includes a first normally closed electromagnetic valve 23 and a second normally closed electromagnetic valve 24, an inlet of the first normally closed electromagnetic valve 23 is connected to the first water inlet flow passage 81, an outlet thereof is connected to the first water outlet pipe 4, an inlet of the second normally closed electromagnetic valve 24 is connected to the first water inlet flow passage 81, an outlet thereof is connected to the first check valve 6, the second switching mechanism includes a third normally closed electromagnetic valve 25 and a fourth normally closed electromagnetic valve 26, an inlet of the third normally closed electromagnetic valve 25 is connected to the second water inlet flow passage 82, an outlet thereof is connected to the first water outlet pipe 4, an inlet of the fourth normally closed electromagnetic valve 26 is connected to the second water inlet flow passage 82, an outlet thereof is connected to the second check valve 7, the first normally closed electromagnetic valve 23 and the fourth normally closed electromagnetic valve 26 are adapted to be opened when the ionization purification apparatus 1 is normally operated and closed when the ionization purification apparatus 1 is operated in a reverse polarity, the second and third normally closed solenoid valves 24 and 25 are used to open when the ionization purification device 1 is in reverse polarity operation and to close when the ionization purification device 1 is in reverse polarity normal operation. The branch where the first normally closed solenoid valve 23 is located is a first branch, the branch where the second normally closed solenoid valve 24 is located is a second branch, the branch where the third normally closed solenoid valve 25 is located is a third branch, and the branch where the fourth normally closed solenoid valve 26 is located is a fourth branch. The first normally closed solenoid valve 23 and the fourth normally closed solenoid valve 26 are used for being opened when the ionization purification device 1 normally works, at this time, the second normally closed solenoid valve 24 and the third normally closed solenoid valve 25 are closed, that is, the first branch and the fourth branch are conducted, the second branch and the third branch are disconnected, pure water output from the first water outlet 11 of the ionization purification device 1 flows into the first water outlet pipe 4 along the first water inlet flow channel 81 and the first branch, and wastewater output from the second water outlet 12 flows into the second water outlet pipe 5 along the second water inlet flow channel 82 and the fourth branch. The second normally closed solenoid valve 24 and the third normally closed solenoid valve 25 are used for being opened when the ionization purification device 1 performs reverse polarity operation, at this time, the first normally closed solenoid valve 23 and the fourth normally closed solenoid valve 26 are closed, that is, the second branch and the third branch are conducted, the first branch and the fourth branch are disconnected, wastewater output from the first water outlet 11 of the ionization purification device 1 flows into the second water outlet pipe 5 along the first water inlet flow channel 81 and the second branch, and pure water output from the second water outlet 12 flows into the first water outlet pipe 4 along the second water inlet flow channel 82 and the third branch.
Third embodiment
Referring to fig. 3, fig. 3 is a schematic structural diagram of a reverse switching water purification system according to a third embodiment of the present invention (a water circuit board is not shown). The third embodiment includes the whole structure of the first embodiment or includes the whole structure of the second embodiment, and in this third embodiment, the pure water TDS detection device 41 is provided on the first water outlet pipe 4. Pure water TDS detection device 41 is used for detecting the quality of water of the pure water of first outlet pipe 4 output, if the quality of water of first outlet pipe 4 is unsatisfactory, indicates that should wash or change the filter core in ionization purifier 1. Further, in this embodiment, the raw water tank 36 is connected to the water inlet pipe 3, and the waste water tank 9 is connected to the second water outlet pipe 5. The raw water tank 36 stores raw water, ensures that the raw water is continuously conveyed to the ionization purification device 1, and enables the wastewater output by the ionization purification device 8 to flow into the wastewater tank 9, so that the integrated treatment is convenient. Further, in the present embodiment, the water inlet pipe 3 is provided with a water pump 31, a raw water TDS detection device 34, a filter device 35, a pressure limiting valve 32 and a pressure sensor 33 in sequence along the water inlet direction. The water pump 31 is used to pressurize the water flow on the water inlet pipe 3, ensuring that the water flow can flow into the ionization purification apparatus 1 through the water inlet pipe 3, and the pressure limiting valve 32 and the pressure sensor 33 control the water pressure of the water flow flowing into the ionization purification apparatus 1. Filter equipment 35 sets up to the filter core that the cotton filter core of PP, active carbon filter core, UF milipore filter core three combine, can carry out first heavy filtration to the raw water that gets into ionization purifier 1, reduces the impurity that gets into ionization purifier 1, reduces the risk of ionization purifier 1 scale deposit.
The utility model also discloses a water purification unit, be provided with as above the utmost point switching formula water purification system that falls. This water purification unit includes foretell utmost point switching formula water purification system, has above-mentioned utmost point switching formula water purification system's all effects, no longer gives details here.
Compared with the prior art, the beneficial effects of the utility model are that: because the electrode reversing switching device 2 connected with the ionization purification device 1 is adopted, and the first water outlet pipe 4 connected with the electrode reversing switching device 2 and the second water outlet pipe 5 connected with the electrode reversing switching device 2 through the one-way valve are adopted for connection, pure water can be output through the first water outlet pipe 4 no matter the ionization purification device 1 works normally or works in an electrode reversing mode, waste water is output through the second water outlet pipe 5, a water path can be automatically switched, pure water can be continuously output, and the device is practical and efficient; and a one-way valve is arranged between the pole-reversing switching device 2 and the second water outlet pipe 5, so that the wastewater can be prevented from flowing back to the pole-reversing switching device 2.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.

Claims (10)

1. The utility model provides a change over utmost point formula water purification system, its characterized in that, includes ionization purifier, the auto-change over device that falls utmost point, inlet tube, first outlet pipe and second outlet pipe, ionization purifier's one end and water piping connection, the other end with fall utmost point auto-change over device and be connected, fall utmost point auto-change over device and first water piping connection to go out water piping connection through check valve and second, it is used for exporting the pure water through first outlet pipe at ionization purifier normal work or the during operation that falls utmost point to fall utmost point auto-change over device, and export waste water through the second outlet pipe.
2. The inverted pole switching water purification system of claim 1, further comprising a water circuit board, the water circuit board is provided with a first water inlet flow channel and a second water inlet flow channel, the water inlet pipe, the first water outlet pipe and the second water outlet pipe are all arranged in the water circuit board, the pole-reversing switching device comprises a first switching mechanism and a second switching mechanism which are arranged on the waterway plate, the ionization purification device is provided with a first water outlet and a second water outlet, the number of the check valves is two, the check valves are respectively a first check valve and a second check valve, one end of the first switching mechanism is connected with the first water outlet through a first water inlet flow channel, the other end of the first switching mechanism is respectively connected with a first water outlet pipe and the first check valve, one end of the second switching mechanism is connected with the second water outlet through a second water inlet flow channel, the other end of the second switching mechanism is respectively connected with the first water outlet pipe and the second check valve, and the first check valve and the second check valve are both connected with a second water outlet pipe.
3. The inverted polarity switching water purification system according to claim 2, wherein the first switching mechanism is a first three-way valve with one inlet and two outlets, the second switching mechanism is a second three-way valve with one inlet and two outlets, an inlet of the first three-way valve is connected to the first water inlet flow passage, a first outlet of the first three-way valve is connected to the first water outlet pipe, a second outlet of the first three-way valve is connected to the first check valve, an inlet of the second three-way valve is connected to the second water inlet flow passage, a first outlet of the second three-way valve is connected to the first water outlet pipe, a second outlet of the second three-way valve is connected to the second check valve, a first outlet of the first three-way valve and a second outlet of the second three-way valve are opened when the ionization purification device is in normal operation and closed when the ionization purification device is in inverted polarity operation, a second outlet of the first three-way valve and a first outlet of the second three-way valve are opened when the ionization purification device is in normal operation, and is closed when the ionization purification device works in a reversed mode.
4. The reverse polarity switching type water purification system according to claim 2, wherein the first switching mechanism comprises a first normally closed solenoid valve and a second normally closed solenoid valve, an inlet of the first normally closed solenoid valve is connected to the first water inlet flow passage, an outlet of the first normally closed solenoid valve is connected to the first water outlet pipe, an inlet of the second normally closed solenoid valve is connected to the first water inlet flow passage, an outlet of the second normally closed solenoid valve is connected to the first check valve, the second switching mechanism comprises a third normally closed solenoid valve and a fourth normally closed solenoid valve, an inlet of the third normally closed solenoid valve is connected to the second water inlet flow passage, an outlet of the third normally closed solenoid valve is connected to the first water outlet pipe, an inlet of the fourth normally closed solenoid valve is connected to the second water inlet flow passage, and an outlet of the fourth normally closed solenoid valve is connected to the second check valve, the first normally closed solenoid valve and the fourth normally closed solenoid valve are configured to be opened when the ionization purification device normally operates, and the second normally closed electromagnetic valve and the third normally closed electromagnetic valve are used for being opened when the ionization purification device works in a pole reversing mode and being closed when the ionization purification device works in a pole reversing mode.
5. The inverted pole switching water purification system according to claim 1, wherein the first water outlet pipe is provided with a pure water TDS detection device.
6. The inverted pole switching water purification system of claim 1, wherein the water inlet pipe is provided with a water pump, a pressure limiting valve and a pressure sensor in sequence along the water inlet direction.
7. The inverted polarity switching water purification system of claim 1, wherein the water inlet pipe is sequentially provided with a raw water TDS detection device and a filtration device along a water inlet direction.
8. The inverted pole switching water purification system of claim 1, wherein the water inlet pipe is connected to a raw water tank and the second water outlet pipe is connected to a waste water tank.
9. The inverted polarity switching water purification system of claim 1, wherein the ionization purification device is provided with a conductive interface that is energized with the outside by a wire.
10. A water purification apparatus, characterized in that an inverted pole switching water purification system as claimed in any one of claims 1 to 9 is provided.
CN202020217561.8U 2020-02-26 2020-02-26 Pole switching formula water purification system and water purification unit fall Active CN212127789U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022126602A1 (en) * 2020-12-18 2022-06-23 佛山市顺德区美的饮水机制造有限公司 Drainage waterway board and water production device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022126602A1 (en) * 2020-12-18 2022-06-23 佛山市顺德区美的饮水机制造有限公司 Drainage waterway board and water production device

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Effective date of registration: 20211026

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Patentee after: Guangdong Chestnut Technology Co.,Ltd.

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Patentee before: FOSHAN VIOMI ELECTRICAL TECHNOLOGY Co.,Ltd.

Patentee before: Chen Xiaoping

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