CN110606583A - Water purification system - Google Patents
Water purification system Download PDFInfo
- Publication number
- CN110606583A CN110606583A CN201810619010.1A CN201810619010A CN110606583A CN 110606583 A CN110606583 A CN 110606583A CN 201810619010 A CN201810619010 A CN 201810619010A CN 110606583 A CN110606583 A CN 110606583A
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- Prior art keywords
- filter
- water
- purified water
- primary filter
- reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a water purification system, which solves the problem that a reverse osmosis device in the prior art cannot automatically operate. The device comprises a source water supply device, a primary filter, a fine filter, a high-concentration water discharge port, a purified water tank, a purified water filter, a water faucet and a reverse osmosis device provided with a first outlet and a second outlet, wherein the source water supply device is connected with the reverse osmosis device through the primary filter and the fine filter, the first outlet is connected with the high-concentration water discharge port, the second outlet is connected with the water faucet through a self-suction centrifugal pump and the purified water filter in sequence, and is also connected with the purified water filter, a standby primary filter is further arranged between the source water supply device and the fine filter, a fine filtering electromagnetic valve is arranged between the primary filter and the standby primary filter and between the fine filter, a purified water tank switch is arranged between the reverse osmosis device and the purified water tank, a magnetic float type liquid level meter is arranged on the purified water tank, and the purified water tank switch.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to a water purification system.
Background
The water purifying system is one water purifying system with multistage filtering device and has the function of eliminating floating matter, heavy metal, bacteria, virus, etc. from water through filtering. The water purification system has higher filtration technology, and a large amount of water purification systems enter families of people along with the improvement of living standard of people, so that the water purification system becomes a household or indispensable article. In the prior art, a water purification system generally adopts multi-stage filtration, and mainly comprises a pre-filtration unit and a reverse osmosis filtration unit, wherein the reverse osmosis filtration unit generally comprises Reverse Osmosis (RO) membrane filtration technology, and purified water is output from a pure water port after being filtered by the reverse osmosis filtration unit.
The pre-filtration of the existing water purification system adopts single-thread work. The primary filter is used for treating initial source water and has more impurities, so that the replacement period of the filter element is short. However, because the single-thread mode of operation is adopted, the filter element of the primary filter can be replaced only after the water purification system is completely closed, and the on-line switching and replacement cannot be realized. The invention provides a water purification system capable of replacing a primary filter element on line, which is an improvement aiming at the defects, and the invention well solves the technical problem of replacing the primary filter element on line by arranging a standby primary filter between a source water supply device and a fine filter. However, in the process of purifying water, the invention and the prior art can not establish good connection between the control of the water level in the purified water tank and the operation of the reverse osmosis device, when the water demand of the supply end is low, the reverse osmosis device operates as usual, if the purified water in the purified water tank is full, the reverse osmosis device is in an idle running state, and meanwhile, the problem of bacterial growth can be caused when the purified water is stored in the purified water tank for too long time. Therefore, an automatic water purification system, which establishes a connection between the level control of the water level in the purified water tank and the operation of the reverse osmosis device to control whether the reverse osmosis device operates according to the level of the water level in the purified water tank, is a problem to be solved by those skilled in the art.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: an automatic water purification system for controlling whether a reverse osmosis device operates or not according to the water level in a purified water tank is provided.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a water purification system comprises a source water supply device, a primary filter, a fine filter, a high-concentration water discharge port, a purified water tank, a purified water filter, a tap and a reverse osmosis device provided with a first outlet and a second outlet, wherein the source water supply device is connected with the reverse osmosis device through the primary filter and the fine filter in sequence, a primary filter valve is arranged between the source water supply device and the primary filter, the first outlet is connected with the high-concentration water discharge port, the second outlet is connected with the tap through a self-suction centrifugal pump and the purified water filter in sequence, the second outlet is also connected with the purified water filter, a standby primary filter valve and a standby primary filter are further arranged between the source water supply device and the fine filter in sequence, a first check valve is arranged at the second outlet, and the first check valve can prevent the purified water of the purified water tank or the purified water filter from flowing backwards to the reverse osmosis device simultaneously, the reverse osmosis water purifier is characterized in that a capacity-increasing pipe fitting and a source water booster pump are sequentially arranged between the fine filter and the reverse osmosis device, the capacity-increasing pipe fitting is small in front and large in back to reduce the pressure of a pipe diameter, the source water booster pump increases the water pressure input into the reverse osmosis device, fine filter electromagnetic valves are arranged between the primary filter and the standby primary filter and between the fine filter, the fine filter electromagnetic valves are used for controlling the primary filter or the standby primary filter to transmit water to the fine filter, a purified water tank switch is arranged between the reverse osmosis device and the purified water tank, a magnetic float type liquid level meter with a remote transmission function is arranged on the purified water tank, and the purified water tank switch, the magnetic float type liquid level meter and the fine.
Further, the primary filter may be interchangeable with a backup primary filter, and simultaneously, the primary filter valve and the backup primary filter valve may be interchangeable.
Further, be provided with the second check valve between self-priming centrifugal pump and the water purification filter, the second check valve can prevent the purified water refluence of water purification filter.
Furthermore, a high-concentration water pressure sensor and a high-concentration water electromagnetic valve are sequentially arranged between the first outlet and the high-concentration water outlet.
Preferably, the filter element of the purified water filter is activated carbon.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention realizes the automatic operation of the reverse osmosis device by arranging the fine filtration electromagnetic valve between the primary filter and the standby primary filter and the fine filter, arranging the purified water tank switch between the reverse osmosis device and the purified water tank and arranging the magnetic float type liquid level meter with the remote transmission function on the purified water tank. When the magnetic float in the magnetic float type liquid level meter drops to a set standard along with the liquid level in the purified water tank, the magnetic float type liquid level meter sends out a switch opening signal, the fine filtering electromagnetic valve receives the signal and opens the water inlet, the purified water tank switch receives the signal and opens the switch, the reverse osmosis device starts to run and starts to produce purified water. Similarly, when the magnetic float in the magnetic float type liquid level meter rises to a set standard along with the liquid level in the purified water tank, the magnetic float type liquid level meter sends a switch closing signal, the fine filtering electromagnetic valve receives the signal and closes the water inlet, the purified water tank switch receives the signal and closes the switch, the reverse osmosis device stops running, and the purified water is stopped being manufactured. This achieves automatic operation of the reverse osmosis unit. The water purifying device automatically stops making pure water when the liquid level of the water purifying tank is high, and automatically starts making water when the liquid level is low, so that the problem that the purified water is not enough stored when the water needs to be supplied is solved, and the problem that bacteria are bred when the purified water stays in the water purifying tank for too long time is solved.
2. The invention sets a spare primary filter valve and a spare primary filter between the source water supply device and the fine filter, when the primary filter needs to be replaced, the spare primary filter valve is opened first, and the primary filter valve is closed, at this time, the spare primary filter acts as the primary filter to start working, when the spare primary filter works, the filter core of the primary filter can be replaced at any time, after the filter core of the primary filter is replaced, the primary filter acts as the spare primary filter all the time, when the spare primary filter which is working needs to be replaced, the operation is repeated according to the steps, therefore, the invention realizes the purpose of replacing the filter core of the primary filter on line, and the whole water purification system can work as usual when the filter core of the primary filter is replaced.
3. According to the invention, the capacity-increasing pipe fitting with a small front part and a large rear part is arranged between the fine filter and the reverse osmosis device, so that the pressure of the pipeline is reduced, and the pipeline is positioned in a low-pressure section relative to the source water inflow end, thereby facilitating the flow of source water and improving the filtration efficiency.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Wherein, the names corresponding to the reference numbers are: 1-source water supply device, 2-primary filter valve, 3-primary filter, 4-standby primary filter valve, 5-standby primary filter, 6-fine filter electromagnetic valve, 7-fine filter, 8-capacity-increasing pipe fitting, 9-source water booster pump, 10-reverse osmosis device, 11-high concentration water discharge port, 12-purified water tank, 13-first check valve, 14-self-suction centrifugal pump, 15-second check valve, 16-purified water filter, 17-water tap, 18-high concentration water pressure sensor, 19-high concentration water electromagnetic valve, 20-magnetic float type liquid level meter and 21-purified water tank switch.
Detailed Description
As shown in fig. 1, a water purification system comprises a source water supply device 1, a primary filter 3, a fine filter 7, a high concentration water discharge port 11, a purified water tank 12, a purified water filter 16, a tap 17 and a reverse osmosis device 10 provided with a first outlet and a second outlet, wherein the source water supply device 1 is connected with the reverse osmosis device 10 sequentially through the primary filter 3 and the fine filter 7, a primary filter valve 2 is arranged between the source water supply device 1 and the primary filter 3, the first outlet is connected with the high concentration water discharge port 11, the second outlet is connected with the tap 17 sequentially through a self-priming centrifugal pump 14 and the purified water filter 16, the second outlet is further connected with the purified water filter 16, a standby primary filter valve 4 and a standby primary filter 5 are further sequentially arranged between the source water supply device 1 and the fine filter 7, a first check valve 13 is arranged at the second outlet, the first check valve 13 prevents the purified water of the purified water tank 12 or the purified water filter 16 from flowing backward toward the reverse osmosis apparatus 10 at the same time, a capacity-increasing pipe fitting 8 and a source water booster pump 9 are sequentially arranged between the fine filter 7 and the reverse osmosis device 10, the front part of the capacity increasing pipe fitting 8 is small and the rear part is large, so that the pressure of the pipe diameter is reduced, the water pressure input into the reverse osmosis device 10 is increased by the source water booster pump 9, a fine filter electromagnetic valve 6 is arranged between the primary filter 3 and the standby primary filter 5 and between the fine filters 7, the fine filter electromagnetic valve 6 is used for controlling the primary filter 3 or the standby primary filter 5 to transmit water to the fine filter 7, a purified water tank switch 21 is arranged between the reverse osmosis device 10 and the purified water tank 12, a magnetic float type liquid level meter 20 with a remote transmission function is arranged on the purified water tank 12, the purified water tank switch 21, the magnetic float type liquid level meter 20 and the fine filter electromagnetic valve 6 are electrically connected.
Further, the primary filter 3 may be interchangeable with the backup primary filter 5, and simultaneously, the primary filter valve 2 and the backup primary filter valve 4 may be interchangeable.
Further, a second check valve 15 is arranged between the self-priming centrifugal pump 14 and the purified water filter 16, and the second check valve 15 can prevent the purified water of the purified water filter 16 from flowing backwards.
Further, a high-concentration water pressure sensor 18 and a high-concentration water electromagnetic valve 19 are sequentially arranged between the first outlet and the high-concentration water discharge outlet 11.
Preferably, the filter element of the purified water filter 16 is activated carbon.
The following is a brief description of the implementation process of the present invention:
the source water is filtered by the primary filter 3, the fine filter 7 and the reverse osmosis device 10 in sequence under the action of the source water supply device to obtain highly concentrated water and purified water suitable for drinking, the highly concentrated water is discharged from a high-concentration water discharge port 11 connected with a first outlet in the reverse osmosis device 10, the purified water capable of drinking is stored by a purified water tank 12 connected with a second outlet in the reverse osmosis device 10, when the water supply end outputs the current water demand, the purified water is pumped to the purified water filter 16 by the self-suction centrifugal pump 14 and is finally filtered to supply water to the water supply end, and meanwhile, the purified water capable of drinking can also be directly pumped to the purified water filter 16 by the self-suction centrifugal pump 14 without being stored by the purified water tank 12 to supply water to the water supply end after being filtered. In the process, when the magnetic float in the magnetic float type liquid level meter 20 falls to a set standard along with the liquid level in the purified water tank 12, the magnetic float type liquid level meter 20 sends a switch opening signal, the fine filtration electromagnetic valve 6 receives a signal to open water inlet, the purified water tank 12 receives a signal to open a switch, the reverse osmosis device starts to operate and starts to produce purified water, similarly, when the magnetic float in the magnetic float type liquid level meter 20 rises to the set standard along with the liquid level in the purified water tank, the magnetic float type liquid level meter 20 sends a switch closing signal, the fine filtration electromagnetic valve 6 receives a signal to close water inlet, the purified water tank 12 receives a signal to close the switch, the reverse osmosis device 10 stops operating and stops producing purified water, thus realizing the automatic operation of the reverse osmosis device 10, automatically stopping producing pure water when the liquid level of the purified water tank 12 is high, and automatically starting to produce water when the liquid level is low, not only the storage shortage of the purified water when water is needed is avoided, but also the problem that the bacteria are bred when the purified water stays in the purified water tank 12 for too long time is avoided. Prefiltration valve 2 can control the supply of source water, the reducible pipe diameter pressure of increase-volume pipe fitting 8, the water pressure of source water booster pump 9 multiplicable source water input reverse osmosis unit 10 to guarantee that reverse osmosis unit 10 normally works, first check valve 13 and second check valve 15 are all in order to prevent the purified water refluence, high enriched water pressure sensor 18 and high enriched water solenoid valve 19 collaborative work, in order to guarantee that reverse osmosis unit 10's reverse osmosis effect is in the optimum all the time, promptly: when the water pressure at the first outlet of the reverse osmosis device 10 is too high, the high-concentration water pressure sensor 18 gives a signal to control the high-concentration water electromagnetic valve 19 to open the large valve opening, so that the reverse osmosis effect of the reverse osmosis device 10 is prevented from being influenced by the too high concentration water pressure, the water pressure at the first outlet of the reverse osmosis device 10 can be always controlled within a fixed pressure range value, and the reverse osmosis effect of the reverse osmosis device 10 is always in an optimal state.
Claims (5)
1. A water purification system characterized by: comprises a source water supply device (1), a primary filter (3), a fine filter (7), a high-concentration water discharge port (11), a purified water tank (12), a purified water filter (16), a tap (17) and a reverse osmosis device (10) provided with a first outlet and a second outlet, wherein the source water supply device (1) is connected with the reverse osmosis device (10) through the primary filter (3) and the fine filter (7) in sequence, a primary filter valve (2) is arranged between the source water supply device (1) and the primary filter (3), the first outlet is connected with the high-concentration water discharge port (11), the second outlet is connected with the tap (17) through a self-suction centrifugal pump (14) and the purified water filter (16) in sequence, a standby primary filter valve (4) and a standby primary filter (5) are also arranged between the source water supply device (1) and the fine filter (7) in sequence, the second outlet is provided with a first check valve (13), the first check valve (13) can simultaneously prevent purified water of a purified water tank (12) or a purified water filter (16) from flowing back to a reverse osmosis device (10), a capacity increasing pipe fitting (8) and a source water booster pump (9) are sequentially arranged between the fine filter (7) and the reverse osmosis device (10), the capacity increasing pipe fitting (8) is small in front and large in back to reduce the pipe diameter pressure, the source water booster pump (9) increases the water pressure input into the reverse osmosis device (10), a fine filter electromagnetic valve (6) is arranged between the primary filter (3) and the standby primary filter (5) and the fine filter (7), the fine filter electromagnetic valve (6) is used for controlling the water transmission of the primary filter (3) or the standby primary filter (5) to the fine filter (7), and a purified water tank switch (21) is arranged between the reverse osmosis device (10) and the purified water tank (12), the purification water tank (12) is provided with a magnetic float type liquid level meter (20) with a remote transmission function, and the purification water tank switch (21), the magnetic float type liquid level meter (20) and the fine filtration electromagnetic valve (6) are electrically connected.
2. A water purification system according to claim 1, wherein: the primary filter (3) can be exchanged with the standby primary filter (5), and simultaneously, the primary filter valve (2) and the standby primary filter valve (4) are exchanged.
3. A water purification system according to claim 2, wherein: and a second check valve (15) is arranged between the self-suction centrifugal pump (14) and the purified water filter (16), and the second check valve (15) can prevent the purified water of the purified water filter (16) from flowing backwards.
4. A water purification system according to claim 3, wherein: and a high-concentration water pressure sensor (18) and a high-concentration water electromagnetic valve (19) are sequentially arranged between the first outlet and the high-concentration water outlet (11).
5. A water purification system according to any one of claims 1 to 4, wherein: the filter element of the purified water filter (16) is active carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619010.1A CN110606583A (en) | 2018-06-15 | 2018-06-15 | Water purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619010.1A CN110606583A (en) | 2018-06-15 | 2018-06-15 | Water purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110606583A true CN110606583A (en) | 2019-12-24 |
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ID=68887993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810619010.1A Pending CN110606583A (en) | 2018-06-15 | 2018-06-15 | Water purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110606583A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291869A (en) * | 2022-01-26 | 2022-04-08 | 刘嘉欣 | Reverse osmosis filter core and clarifier |
-
2018
- 2018-06-15 CN CN201810619010.1A patent/CN110606583A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291869A (en) * | 2022-01-26 | 2022-04-08 | 刘嘉欣 | Reverse osmosis filter core and clarifier |
| CN114291869B (en) * | 2022-01-26 | 2023-12-22 | 宁波灏钻科技有限公司 | Reverse osmosis filter core and purifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191224 |
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| WD01 | Invention patent application deemed withdrawn after publication |