CN107915280B - Water bar system with double circulation modes - Google Patents
Water bar system with double circulation modes Download PDFInfo
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- CN107915280B CN107915280B CN201610887153.1A CN201610887153A CN107915280B CN 107915280 B CN107915280 B CN 107915280B CN 201610887153 A CN201610887153 A CN 201610887153A CN 107915280 B CN107915280 B CN 107915280B
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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
- C02F1/02—Treatment of water, waste water, or sewage by heating
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/005—Valves
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
- C02F2301/066—Overpressure, high pressure
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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
- C02F2303/14—Maintenance of water treatment installations
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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
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
Abstract
The invention discloses a double-circulation-mode water bar system, which comprises a heating unit and a water purification unit, wherein the water purification unit comprises an RO reverse osmosis filter, concentrated water generated by the RO reverse osmosis filter enters the heating unit through a wastewater ratio, a water outlet of the heating unit is connected with a tap water source, the tap water source is connected with a water inlet of the water purification unit, an overflow electromagnetic valve is arranged between the wastewater ratio and the water inlet of the heating unit, and a normally open electromagnetic valve is arranged between the RO reverse osmosis filter and the water inlet of the heating unit. The overflow electromagnetic valve and the normally open electromagnetic valve are added in the system, and a double circulation mode is adopted, so that the TDS in the system is not too high, and the stable operation of the system is ensured; different circulation modes can be switched according to the water temperature, so that the purification efficiency and the service life of the RO reverse osmosis filter are improved.
Description
Technical Field
The invention belongs to the technical field of household appliances, and particularly relates to a water bar system in a double circulation mode.
Background
At present, along with the development of industrialization and the improvement of people's living standard, the pollution that the water resource received is more and more serious, and people also more and more pay attention to the quality of water resource, for this reason, more and more water purification technique is popularized to ordinary civilian field, and corresponding water purification product also obtains promoting thereupon, can produce a large amount of dense water when reverse osmosis water purifier system water on the current market, and these dense water are directly arranged the sewer and flow away, and this has caused serious waste.
The reverse osmosis water purifier manufacturer of the prior art has treated the dense water, but mostly never satisfied, and the patent with application number 201020298247.3 discloses a zero-emission environment-friendly reverse osmosis water purifier, installs the check valve at the reverse osmosis membrane waste water discharge port of the existing water purifier, and the water outlet end of the check valve is connected back to the running water pipe through the water pipe.
The patent with the application number of 201520072749.7 discloses a water purification device, in particular to a zero wastewater discharge RO machine, which comprises a first water path and a second water path, wherein the first water path comprises a tap water inlet pipe, a PP cotton filter, a booster pump, a sintered activated carbon filter element and a reverse osmosis RO membrane, the tap water inlet pipe is communicated with the input end of the PP cotton filter, the input end of the booster pump is communicated with the output end of the PP cotton filter, the output end of the booster pump is communicated with the reverse osmosis RO membrane, and the sintered activated carbon filter element is positioned between the booster pump and the reverse osmosis RO membrane; and a return water pipe is arranged between the output end of the reverse osmosis RO membrane and the input end of the PP cotton filter. The invention directly discharges the concentrated water to the domestic faucet, the middle part is not provided with a container for receiving, and the concentrated water basically and completely enters the reverse osmosis system for circulation, so that the TDS value is higher and higher.
In summary, in the prior art, when a user uses pure water for a long time without opening a life tap, the TDS in the system is not discharged and is higher and higher.
The present invention has been made in view of the above circumstances.
Disclosure of Invention
The invention aims to provide a water bar system with a double circulation mode, which combines a water purifying unit and a heating unit into a domestic water bar to supply high-quality pure water and also can provide a hot water source.
In order to achieve the purpose, the invention adopts the following technical scheme: including heating unit and water purification unit, the water purification unit include RO reverse osmosis filter, the dense water that RO reverse osmosis filter produced enters into the heating unit through waste water ratio, the delivery port and the running water source of heating unit are connected, the running water source is connected with the water inlet of water purification unit, waste water ratio and heating unit's water inlet between be provided with the overflow solenoid valve, RO reverse osmosis filter and heating unit's water inlet between be provided with normally open solenoid valve.
In order to enable the double-circulation mode water bar system to stably operate, an overflow electromagnetic valve and a normally open electromagnetic valve are added in the system, the system can be in a pure RO reverse osmosis system mode, when a user uses pure water for a long time and does not open a hot water end of a domestic water tap, TDS in the system is not drained and is higher and higher, when the TDS of the system is higher than a set value, the overflow electromagnetic valve is opened, the normally open electromagnetic valve is closed, the combination of a water purification unit and a heating unit is disconnected, a common water purification circulation process is achieved, when the TDS detection of the system is lower than the set value, the overflow electromagnetic valve is closed, the normally open electromagnetic valve is opened, and the system returns to the combined mode of the heating unit and the water purification unit for circulation again.
Furthermore, the RO reverse osmosis filter is provided with a concentrated water outlet and a pure water outlet.
Wherein, the filterable water of RO reverse osmosis filter discharges through the pure water delivery port, gets into pure water tap through the pipeline, and when the user opened pure water tap, the pure water flowed out, entered into in the water receiving container.
Furthermore, waste water than parallel connection have a washing solenoid valve, the water that dense water delivery port came out can be respectively through waste water than and washing the solenoid valve, waste water than with wash the solenoid valve and do not work simultaneously.
When a user opens the pure water faucet and prepares pure water, the RO reverse osmosis filter generates a large amount of concentrated water, the concentrated water is discharged through a concentrated water outlet, the wastewater ratio is opened at the moment, the flushing electromagnetic valve is closed, the concentrated water enters the heating unit through the wastewater ratio, and after being diluted in the heating unit, the concentrated water is converged with a tap water source through the one-way valve and participates in water preparation circulation.
When a user opens a hot water handle of the domestic faucet, the flushing electromagnetic valve is opened, and filtered water flows out from the concentrated water outlet, enters the heating unit and enters the domestic faucet from the water outlet of the heating unit, so that hot water in winter is realized.
Furthermore, the water purification unit also comprises a pre-filter and a post-filter, the RO reverse osmosis filter is arranged between the pre-filter and the post-filter along the water flow direction, and the normally open electromagnetic valve is connected with the pre-filter in parallel.
Further, along the direction of rivers, leading filter is including the first leading filter, the leading filter of second and the leading filter of third that establish ties in proper order, and first leading filter core is 5 microns melt-blown polypropylene filter core, and the leading filter core of second is the granule activated carbon filter core, and the leading filter core of third is 1 micron melt-blown polypropylene filter core, the trailing filter be activated carbon filter, activated carbon filter pass through the pipeline and be connected with pure water tap.
Furthermore, a pure water check valve, a pure water end high-pressure switch and a water outlet DTS are sequentially arranged between the RO reverse osmosis filter and the post-filter along the flow direction of the pure water.
Furthermore, a low-pressure switch, a water inlet electromagnetic valve, a water inlet TDS probe, a temperature sensor and a booster pump are sequentially arranged between the pre-filter and the RO reverse osmosis filter along the direction of water flow.
Wherein, the size of the TDS value among the TDS probe survey water purification circulation of intaking, when detecting that TDS is higher than the setting value, the chipset opens the overflow solenoid valve, and normally open solenoid valve closes simultaneously, makes water purification unit and heating unit's combination disconnection, becomes a general water purification circulation process, when the TDS of system detects and is less than the setting value, the overflow solenoid valve is closed, and normally open solenoid valve opens, and the system gets back to the mode that heating unit and water purification unit combined again and circulates.
The temperature sensor detects the temperature of water passing through the RO reverse osmosis filter, when the detected temperature exceeds a set value, the chipset opens the overflow electromagnetic valve, and the normally open electromagnetic valve is closed at the same time, so that the combination of the water purification unit and the heating unit is disconnected, and a common water purification circulation process is formed.
Furthermore, a softening filter is arranged between the overflow electromagnetic valve and the water inlet of the heating unit.
Wherein the softening filter can reduce the content of metal ions and reduce the corrosion effect on the heating unit.
Furthermore, the overflow electromagnetic valve is communicated with a sewer.
By adopting the technical scheme, the invention has the following beneficial effects:
(1) according to the double-circulation-mode water bar system, the overflow electromagnetic valve and the normally open electromagnetic valve are additionally arranged, so that the system can be in a single water purification mode and a mode combining heating and water purification, and the stable operation of the system is ensured;
(2) the invention adopts a double circulation mode to ensure that the TDS in the system is not too high and the stable operation of the system is ensured;
(3) the system can switch different circulation modes according to the water temperature passing through the RO reverse osmosis filter, thereby improving the purification efficiency and the service life of the RO reverse osmosis filter.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1: the invention relates to a water bar system with a double circulation mode.
The system comprises a domestic water tap 1, a tap water source 2, a kitchen heater 4, an overflow electromagnetic valve 7, a flushing electromagnetic valve 8, a temperature sensor 9, a first prefilter 10, a second prefilter 11, a third prefilter 12, a low-pressure switch 13, a water inlet electromagnetic valve 14, a water inlet TDS probe 15, a booster pump 16, a pure water end check valve 18, a pure water end high-pressure switch 19, a pure water end TDS probe 20, a post filter 21, a pure water tap 22, a waste water ratio 23, a softening filter 24, a check valve 28 and a normally open electromagnetic valve 29.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
The domestic water tap 1 is provided with a hot water handle and a cold water handle, water discharged from the domestic water tap 1 is pure water or tap water, water discharged when the hot water handle of the domestic water tap 1 is opened is pure water, water discharged when the cold water handle of the domestic water tap 1 is opened is tap water, and water discharged from the pure water tap 22 is pure water.
As shown in fig. 1, a double circulation mode water bar system in an embodiment of the present invention includes a heating unit and a water purification unit, the heating unit in an embodiment of the present invention is explained by taking a chef heater 4 as an example, but not limited to this structure, the heater can be a heater with other structure, the heating unit is connected with the water purifying unit through a pipeline, the water purification unit comprises an RO reverse osmosis filter 17, concentrated water generated by the RO reverse osmosis filter 17 enters the heating unit for dilution through a wastewater ratio 23, the diluted water flows out of a water outlet of the heating unit and is mixed with a tap water source 2 through a one-way valve 28, the mixed water enters the water purification unit through a pipeline, an overflow electromagnetic valve 7 is arranged between the wastewater ratio 23 and the water inlet of the heating unit, and a normally open electromagnetic valve 29 is arranged between the RO reverse osmosis filter 17 and the water inlet of the heating unit.
The heating temperature of the water in the kitchen water heater 4 is not set too high, and the temperature is set to be 35-50 ℃, so that the water source of the RO membrane can be preheated in the low-temperature environment in winter, and the working temperature of the RO membrane cannot be exceeded.
The RO reverse osmosis filter 17 described in this embodiment is provided with a concentrate outlet and a pure water outlet. The water filtered by the RO reverse osmosis filter 17 is discharged through the pure water outlet and enters the pure water tap 22 through a pipeline, and when the pure water tap 22 is opened by a user, the pure water flows out and enters the water receiving container. The concentrated water generated by the filtration of the RO reverse osmosis filter 17 flows out through a concentrated water outlet, and when a user opens a living faucet, the purified water filtered by the pre-filter and the RO reverse osmosis filter flows out through the concentrated water outlet.
Waste water in this embodiment than 23 parallel connection have a washing solenoid valve 8, the water that dense water delivery port came out can pass through waste water respectively and compare 23 and wash solenoid valve 8, waste water compare 23 and wash solenoid valve 8 and do not work simultaneously.
Wherein, waste water ratio 23 and washing solenoid valve 8 are not opened simultaneously, when waste water ratio 23 opened, washing solenoid valve 8 closed, and dense water at this moment enters into the heating unit through waste water ratio 23, dilutes in the heating unit, joins with running water source 2 through check valve 28, participates in the system water circulation. When the flushing electromagnetic valve 8 is opened, the wastewater ratio 23 is closed, at the moment, a user opens the tap for domestic water to work, filtered water flows out from the concentrated water outlet, enters the heating unit and enters the domestic tap 1 from the water outlet of the heating unit, and the function of hot water is realized.
When a user opens the cold water handle of the domestic water tap 1, the tap water source 2 directly enters the domestic water tap 1, and then reaches the water receiving container of the user.
Example 1
As shown in fig. 1, the water purification unit in this embodiment further includes a pre-filter and a post-filter 21, the RO reverse osmosis filter is located between the pre-filter and the post-filter 21, wherein the pre-filter includes a first pre-filter 10, a second pre-filter 11 and a third pre-filter 12, the first pre-filter 10 is a 5 micron melt-blown polypropylene filter element, the second pre-filter 11 is a granular activated carbon filter element, the third pre-filter 12 is a 1 micron melt-blown polypropylene filter element, the post-filter 21 is an activated carbon filter, and the activated carbon filter is connected to the pure water faucet 22 through a pipeline.
Example 2
When a user opens the pure water faucet 22, the system starts the water inlet electromagnetic valve 14 and the booster pump 16, tap water enters the pipeline from the tap water source 2, sequentially passes through the first prefilter 10, the second prefilter 11 and the third prefilter 12, then passes through the low-pressure switch 13, the water inlet electromagnetic valve 14, the water inlet TDS probe 15, the temperature sensor 9 and the booster pump 16, enters the RO reverse osmosis filter 17, the filtered pure water flows out of the pure water outlet of the RO reverse osmosis filter 17, sequentially passes through the pure water end one-way valve 18, the pure water end high-pressure switch 19 and the water outlet TDS probe 20, then flows out of the RO reverse osmosis filter 21 through the pure water faucet 22, and enters the water receiving container of the user, and because a large amount of concentrated water is generated in the process of preparing the pure water, the generated concentrated water flows out of the concentrated water outlet of the RO filter 17, and flows out through the waste water outlet 23 and the, The softening filter 24 enters the kitchen heater 4 through the water inlet of the kitchen heater 4 for dilution, then flows out of the water outlet of the kitchen heater 4, joins tap water through the check valve 28, and enters the water purification unit again to participate in circulating water production.
Example 3
When a user opens a hot water switch of the life faucet 1, the system starts the water inlet electromagnetic valve 14 and the booster pump 16, the flushing electromagnetic valve 8 is opened, tap water enters a pipeline from a tap water source 1, sequentially passes through the first prefilter 10, the second prefilter 11 and the third prefilter 12, then passes through the low-voltage switch 13, the water inlet electromagnetic valve 14, the water inlet TDS probe 15, the temperature sensor 9 and the booster pump 16 enter the RO reverse osmosis filter 17, flows out from a concentrated water outlet, passes through the flushing electromagnetic valve 8 and the softening filter 24, enters the kitchen heater 4 through a water inlet of the kitchen heater 4, is heated in the kitchen heater 4, and heated water enters the life faucet 28 through a water outlet of the kitchen heater 4.
Example 4
In this embodiment, the user uses the pure water for a long time, and does not open the hot water end of the life tap 1, TDS in the system is not discharged, in the process of preparing the pure water circulation, TDS is higher and higher, the TDS of the water entering the RO reverse osmosis filter is detected by the incoming TDS probe 15, the TDS of the water flowing out of the RO reverse osmosis filter 17 is detected by the outgoing TDS probe 20, when the TDS of the water entering the RO reverse osmosis filter 17 is higher than the set value, the overflow solenoid valve 7 is opened by the chipset, and the normally open solenoid valve 29 is closed at the same time, so that the water purification unit is disconnected from the heating unit, and a general water purification process is realized, that the tap water enters the pipeline from the tap water source 2, sequentially passes through the first pre-filter 10, the second pre-filter 11 and the third pre-filter 12, and then passes through the low-pressure switch 13, the incoming solenoid valve 14, the incoming water, The temperature sensor 9 and the booster pump 16 enter the RO reverse osmosis filter 17, the filtered pure water flows out from a pure water outlet of the RO reverse osmosis filter 17, sequentially passes through the pure water end check valve 18, the pure water end high-voltage switch 19 and the water outlet TDS probe 20, enters the post-filter 21, flows out through the pure water tap 22, enters a water receiving container of a user, and generates a large amount of concentrated water in the process of preparing the pure water, so the generated concentrated water flows out through the concentrated water outlet of the RO reverse osmosis filter 17, passes through the wastewater ratio 23, the softening filter 24 and the normally open electromagnetic valve 29, then passes through the low-voltage switch 13, the water inlet electromagnetic valve 14, the water inlet TDS probe 15, the temperature sensor 9 and the booster pump 16, and enters the RO reverse osmosis filter 17 to circulate, and an independent water purifying process is formed.
When the TDS that advances water TDS probe 15 and detect the water that gets into RO reverse osmosis filter 17 is less than the setting value, overflow solenoid valve 7 is closed to the chipset, and normally open solenoid valve 29 is opened simultaneously, and heating unit and water purification unit at this moment combine, carry out the circulation process of pure water and hot water, go on according to the system water circulation of embodiment 1 and 2.
Example 4
In this embodiment, the temperature sensor 9 measures the temperature of the water entering the RO reverse osmosis filter 17, since the filtration efficiency of the RO reverse osmosis filter 17 is related to the water temperature, when the temperature is too high, the structure of the RO reverse osmosis filter 17 is damaged, the service life is reduced, when the temperature is too low, the water purification efficiency of the RO reverse osmosis filter 17 is significantly reduced, therefore, when the temperature detected by the temperature sensor 9 exceeds a set value, the chipset opens the overflow solenoid valve 7, and the normally open solenoid valve 29 is closed, and the water purification unit and the heating unit are disconnected at this time, a general water purification system is obtained, i.e. tap water enters the pipeline from the tap water source 2, passes through the first pre-filter 10, the second pre-filter 11 and the third pre-filter 12 in sequence, and then passes through the low pressure switch 13, the water inlet solenoid valve 14, the water inlet TDS probe 15, The booster pump 16 enters the RO reverse osmosis filter 17, the filtered pure water flows out from the pure water outlet of the RO reverse osmosis filter 17, sequentially passes through the pure water end check valve 18, the pure water end high-voltage switch 19 and the water outlet TDS probe 20, enters the post-filter 21, flows out through the pure water tap 22, enters the water receiving container of a user, and generates a large amount of concentrated water in the process of preparing the pure water, so the generated concentrated water flows out through the concentrated water outlet of the RO reverse osmosis filter 17, passes through the wastewater ratio 23, the softening filter 24 and the normally open electromagnetic valve 29, then passes through the low-voltage switch 13, the water inlet electromagnetic valve 14, the water inlet TDS probe 15, the temperature sensor 9 and the booster pump 16, and enters the RO reverse osmosis filter 17 for circulation, and an independent water purification process is formed.
When the temperature detected by the temperature sensor 9 is lower than the set value, the overflow electromagnetic valve 7 is closed by the chip set, meanwhile, the normally open electromagnetic valve 29 is opened, and the heating unit and the water purification unit are combined at the moment to perform the circulation process of pure water and hot water. The water production cycle of examples 1 and 2 was followed.
The embodiments in the above embodiments can be further combined or replaced, and the embodiments are only used for describing the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various changes and modifications made to the technical solution of the present invention by those skilled in the art without departing from the design idea of the present invention belong to the protection scope of the present invention.
Claims (7)
1. A water bar system with a double circulation mode is characterized by comprising a heating unit and a water purification unit, wherein the water purification unit comprises an RO reverse osmosis filter, concentrated water generated by the RO reverse osmosis filter enters the heating unit through a wastewater ratio, a water outlet of the heating unit is connected with a tap water source, the tap water source is connected with a water inlet of the water purification unit, an overflow electromagnetic valve is arranged between the wastewater ratio and the water inlet of the heating unit, and a normally open electromagnetic valve is arranged between the RO reverse osmosis filter and the water inlet of the heating unit;
the water purification unit also comprises a pre-filter and a post-filter, the RO reverse osmosis filter is arranged between the pre-filter and the post-filter along the water flow direction, and the normally open electromagnetic valve is connected with the pre-filter in parallel;
a pure water check valve, a pure water end high-voltage switch and a water outlet TDS probe are sequentially arranged between the RO reverse osmosis filter and the post-filter along the flow direction of the pure water.
2. The system of claim 1, wherein the RO reverse osmosis filter is provided with a concentrate outlet and a pure water outlet.
3. The system of claim 2, wherein the waste water ratio is connected in parallel with a flushing solenoid valve, and water from the concentrate outlet can pass through the waste water ratio and the flushing solenoid valve, respectively, the waste water ratio and the flushing solenoid valve not operating simultaneously.
4. The water bar system of claim 1, wherein the pre-filter comprises a first pre-filter, a second pre-filter and a third pre-filter connected in series in sequence along the direction of water flow, the first pre-filter is a 5 micron melt-blown polypropylene filter element, the second pre-filter is a granular activated carbon filter element, the third pre-filter is a 1 micron melt-blown polypropylene filter element, the post-filter is an activated carbon filter, and the activated carbon filter is connected with a pure water faucet through a pipeline.
5. The water bar system of claim 1, wherein a low pressure switch, a water inlet solenoid valve, a water inlet TDS probe, a temperature sensor and a booster pump are sequentially disposed between the pre-filter and the RO reverse osmosis filter along the direction of water flow.
6. The dual cycle mode water bar system of claim 1, wherein a softening filter is disposed between said overflow solenoid valve and the heating unit water inlet.
7. The dual cycle mode water bar system of claim 1, wherein said overflow solenoid valve is in communication with a sewer.
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| CN201610887153.1A CN107915280B (en) | 2016-10-11 | 2016-10-11 | Water bar system with double circulation modes |
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| CN201610887153.1A CN107915280B (en) | 2016-10-11 | 2016-10-11 | Water bar system with double circulation modes |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111238026A (en) * | 2020-02-28 | 2020-06-05 | 华帝股份有限公司 | Multi-stage water purification integrated device, zero-cold-water gas water heater and control method thereof |
| CN113772841A (en) * | 2021-11-03 | 2021-12-10 | 远大健康科技(天津)有限公司 | Household water purifier |
| CN114262021A (en) * | 2021-12-29 | 2022-04-01 | 佛山市美的清湖净水设备有限公司 | Water purifier with double TDS probes |
| CN114262022A (en) * | 2021-12-29 | 2022-04-01 | 佛山市美的清湖净水设备有限公司 | Water purifier with double TDS probes |
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| CN2760009Y (en) * | 2004-09-15 | 2006-02-22 | 中国疾病预防控制中心环境与健康相关产品安全所 | Household reverse osmosis water purifying machine capable of supplying water in different qualities |
| CN2797352Y (en) * | 2004-09-29 | 2006-07-19 | 中国疾病预防控制中心环境与健康相关产品安全所 | Domestic reverse osmosis pure water machine of non-concentrated water draining for supplying different qualities of water |
| CN202322518U (en) * | 2011-11-22 | 2012-07-11 | 珠海格力电器股份有限公司 | Reverse osmosis water purifier |
| CN203419788U (en) * | 2013-08-27 | 2014-02-05 | 广州悦活环保科技有限公司 | Water-temperature-regulation-type reverse osmosis water purifier |
| CN105621535A (en) * | 2015-12-25 | 2016-06-01 | 上海浩泽净水科技发展有限公司 | Reverse osmosis water purification machine system for automatically adjusting recovery rate and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2003041133A2 (en) * | 2001-11-09 | 2003-05-15 | Wispry, Inc. | Electrothermal self-latching mems switch and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760009Y (en) * | 2004-09-15 | 2006-02-22 | 中国疾病预防控制中心环境与健康相关产品安全所 | Household reverse osmosis water purifying machine capable of supplying water in different qualities |
| CN2797352Y (en) * | 2004-09-29 | 2006-07-19 | 中国疾病预防控制中心环境与健康相关产品安全所 | Domestic reverse osmosis pure water machine of non-concentrated water draining for supplying different qualities of water |
| CN202322518U (en) * | 2011-11-22 | 2012-07-11 | 珠海格力电器股份有限公司 | Reverse osmosis water purifier |
| CN203419788U (en) * | 2013-08-27 | 2014-02-05 | 广州悦活环保科技有限公司 | Water-temperature-regulation-type reverse osmosis water purifier |
| CN105621535A (en) * | 2015-12-25 | 2016-06-01 | 上海浩泽净水科技发展有限公司 | Reverse osmosis water purification machine system for automatically adjusting recovery rate and control method thereof |
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Effective date of registration: 20201111 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO ECONOMIC DEVELOPMENT ZONE HAIER WATER HEATER Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, No.1 Haier Road, Laoshan District, Qingdao, Shandong Province Patentee before: QINGDAO ECONOMIC DEVELOPMENT ZONE HAIER WATER HEATER Co.,Ltd. |