CN217855519U - Flushing system of reverse osmosis membrane filter element - Google Patents
Flushing system of reverse osmosis membrane filter element Download PDFInfo
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- CN217855519U CN217855519U CN202222242238.8U CN202222242238U CN217855519U CN 217855519 U CN217855519 U CN 217855519U CN 202222242238 U CN202222242238 U CN 202222242238U CN 217855519 U CN217855519 U CN 217855519U
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- reverse osmosis
- osmosis membrane
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Abstract
The utility model provides a flushing system of reverse osmosis membrane filter core, leading filter core passes through the pipe connection to reverse osmosis membrane filter core, it sets up the booster pump to intake the end at reverse osmosis membrane filter core, reverse osmosis membrane filter core pure water goes out water end and is connected to the pure water export, through first three-way valve connection to the water tank between reverse osmosis membrane filter core and pure water export, from the water tank bottom through the backward flow flushing line be connected to the pipeline between leading filter core and the booster pump, be equipped with suction pump and second check valve in proper order in this backward flow flushing line, from the concentrated water end connection waste water pipeline of reverse osmosis membrane filter core. The utility model relates to a reverse osmosis's rinse-system sets up water tank and pure water backflow pipeline at reverse osmosis membrane filter core rear end, constitutes the backward flow and washes wholly, through the pure water that accumulates at the water tank, through backward flow flushing line after shutting down, the water in the water tank is got to the suction pump, washes reverse osmosis membrane to discharge through the waste water discharge pipeline, accomplish thoroughly clean and wash, reduce the concentration of the dense water end water of reverse osmosis membrane, solve the too high problem of first cup water concentration.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a water purification equipment especially relates to the equipment that has reverse osmosis membrane and carry out the system that washes to reverse osmosis membrane.
[ background of the invention ]
The reverse osmosis membrane is a core water purification component of a reverse osmosis water purification system, and a solvent is separated from a solution by taking pressure difference as a driving force. Therefore, the high pressure side of the reverse osmosis membrane of the system obtains concentrated water, and the low pressure side obtains pure water. However, when the reverse osmosis water purification system is in standby, no pressure difference exists between two sides of the reverse osmosis membrane, and concentrated water can permeate into pure water over time to increase the ion concentration of the pure water. At present, the longer the standby time of most reverse osmosis water purifiers in the market is, the higher the concentration of the first cup of pure water is; the larger the purified water flow is, the more obvious the problem is; some reverse osmosis water purification equipment can wash a concentrated water end of a reverse osmosis membrane filter element by introducing raw water, so that the concentrated water concentration is not clean enough; if water is introduced from a pure water end for cleaning, the first problem still exists that the concentration of the existing pure water is increased, and the second problem is that the reverse osmosis membrane cannot be cleaned thoroughly due to insufficient water and the cleaning effect is not good and thorough.
[ summary of the invention ]
The utility model provides a rinse-system to reverse osmosis membrane filter core to above condition, can be to the problem that the dense water influences the pure water behind the standby, the problem that first cup water concentration exceeds standard is solved to the pertinence, adopts the water tank to accumulate the pure water after purifying, after closing out water, adopts the pure water backward flow to wash reverse osmosis membrane effectively, reduces the TDS value in the first cup of aquatic, lets water purification effect reach the best.
The utility model relates to a flushing system of reverse osmosis membrane filter core, including leading filter core, the reverse osmosis membrane filter core, the booster pump, the pure water outlet, wherein leading filter core passes through the pipe connection to the reverse osmosis membrane filter core, it sets up the booster pump to intake the end at the reverse osmosis membrane filter core, reverse osmosis membrane filter core pure water goes out the water end and is connected to the pure water outlet, a serial communication port, the system still includes the water tank, backward flow flushing line and waste water discharge pipeline, through first three-way connection to the water tank between reverse osmosis membrane filter core and pure water outlet, be connected to the pipeline between leading filter core and the booster pump through backward flow flushing line from the water tank bottom, this backward flow flushing line includes suction pump and second check valve, direction along backward flow rivers is equipped with suction pump and second check valve in proper order, from the concentrated water outlet end connection waste water discharge pipeline of reverse osmosis membrane filter core.
A first electromagnetic valve is arranged in front of the raw water inlet end and the preposed filter element.
A second electromagnetic valve is arranged between the water inlet end of the water tank and the first three-way valve, and a float switch is arranged in the water tank.
And a first check valve and a high-voltage switch are arranged between the first three-way valve and the pure water outlet, and are sequentially arranged along the water flow direction and finally communicated to the pure water outlet.
The backflow flushing pipeline is connected between the prepositive filter element and the booster pump through a second three-way valve.
This row's waste water pipeline includes a waste water valve and a waste water outlet, and this row's waste water pipeline connection is at the dense water exit end of reverse osmosis membrane filter core.
The utility model relates to a reverse osmosis's rinse-system sets up water tank and pure water backflow pipeline at reverse osmosis membrane filter core rear end, constitutes the backward flow and washes wholly, through the pure water that accumulates at the water tank, through backward flow flushing line after shutting down, the water in the water tank is got to the pump suction, send to between the booster pump, wash reverse osmosis membrane through the booster pump to discharge through the waste water discharge pipeline, accomplish thoroughly clean and wash, reduce the concentration of the dense water end water of reverse osmosis membrane, solve the too high problem of first cup water concentration.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a flushing system of a reverse osmosis membrane filter element according to the present invention;
wherein: 10. a preposed filter element; 11. a raw water inlet end; 12. a first solenoid valve; 20. a booster pump; 30. a reverse osmosis membrane filter element; 40. a water tank; 41. a first three-way valve; 42. a second solenoid valve; 43. a float switch; 50. a pure water outlet; 51. a first check valve; 52. a high voltage switch; 60. a waste water discharge pipeline; 61. a waste water valve; 62. a waste water outlet; 70. back-flow flushing the pipeline; 71. a water pump; 72. a second one-way valve; 80. a second three-way valve.
[ detailed description ] embodiments
The invention will be described in detail below with reference to the drawings, wherein examples of the embodiments are shown in the drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1, a flushing system of a reverse osmosis membrane filter element is shown, which includes a pre-filter element 10, a booster pump 20, a reverse osmosis membrane filter element 30, a water tank 40, and a pure water outlet 50, wherein the pre-filter element 10 is connected to the reverse osmosis membrane filter element 30 through a pipe, the booster pump 20 is disposed at a water inlet end of the reverse osmosis membrane filter element 30, the pure water outlet end of the reverse osmosis membrane filter element 30 is connected to the pure water outlet 50, and the water tank 40 is connected between the reverse osmosis membrane filter element 30 and the pure water outlet 50 through a first three-way valve 41; the system further comprises a waste water discharge pipe 60 and a return flushing pipe 70, which are connected from the bottom of the water tank 40 to the pipe between the pre-filter cartridge 10 and the booster pump 20 through the return flushing pipe 70, wherein the return flushing pipe 70 comprises a suction pump 71 and a second one-way valve 72, and the suction pump 71 and the second one-way valve 72 are sequentially arranged along the direction of return water flow. The second check valve 72 prevents the raw water from flowing back to flush the pipe 70, and the pump 71 pumps the tank pure water to the booster pump before the flushing process is performed. And a waste water discharge pipe 60 is connected to the concentrated water outlet end of the reverse osmosis membrane cartridge 30.
A first electromagnetic valve 12 is arranged in front of the raw water inlet 11 and the preposed filter element 10. The water purification system is responsible for providing raw water to the raw water inlet end and controlling the connection and disconnection of the raw water and the water purification system.
A booster pump is arranged between the front filter element 10 and the reverse osmosis membrane filter element 30, namely the water inlet end of the reverse osmosis membrane filter element 30, and is used for providing the working pressure of the reverse osmosis membrane.
A second solenoid valve 42 is provided between the water inlet end of the water tank 40 and the first three-way valve 41. A float switch 43 is provided in the water tank, and detects a high water level and a low water level of the water tank 40. The water tank and the return flush line 70 together form a return flush system, and the second solenoid valve 42 controls the opening and closing of the pure water and flush system.
A first check valve 51 and a high-pressure switch 52 are provided between the first three-way valve 41 and the pure water outlet 50, and the first check valve 51 and the high-pressure switch 52 are provided in this order along the water flow direction and finally communicated to the pure water outlet 50. The first check valve 51 prevents the pure water pipeline from being decompressed to start the pure water system, and the high-voltage switch 52 detects the pressure of the pure water pipeline.
The return flush line 70 is connected between the pre-filter cartridge 10 and the booster pump 20 by a second three-way valve 80.
The waste water discharge pipe 60 includes a waste water valve 61 and a waste water outlet 62, and the waste water discharge pipe 60 is connected to the concentrated water outlet end of the reverse osmosis membrane cartridge 30. The waste valve 61 controls the full or half opening of the waste drain line.
In the working process of the flushing system of the reverse osmosis membrane filter element: when the tap of the pure water outlet 50 is opened, the high-voltage switch 52 has a low-voltage signal, the water purification system starts to work to produce water, and when the tap of the pure water outlet 50 is closed, the program enters a flushing process.
When the program enters the flushing process, the float switch 43 detects whether the water tank 40 is at a high level. If the liquid level is not high, opening a second electromagnetic valve to supplement water into the water tank 40; if the liquid level is high, the water pump 71 is started, pure water in the water tank 40 is sent to a node between the pre-filter element 10 and the booster pump 20 through the backflow flushing pipeline 70, and the concentrated water side of the reverse osmosis membrane is flushed through the booster pump 20; the waste water discharge pipeline 60 is fully opened, and the washing water is discharged through the waste water end of the reverse osmosis membrane filter element 30 until the float switch 43 detects a low liquid level. At this time, the second solenoid valve 42, the suction pump 71, the pressurizing pump 20, and the waste valve 61 are closed. The flush phase is stopped.
When the program is in the process of performing the flushing process, the high-pressure switch 52 sends a low-pressure signal, the second electromagnetic valve 42 and the water suction pump 71 stop working, the flushing process is stopped, and the water purification system starts to produce water.
The utility model relates to a reverse osmosis's rinse-system sets up water tank and pure water return line in reverse osmosis membrane filter core rear end, constitute the backward flow and wash wholly, through the pure water that accumulates at the water tank, through the backward flow wash-line after shutting down, the water in the pump suction water tank is sent to between the booster pump, wash reverse osmosis membrane through the booster pump, and discharge through the waste water discharge pipeline, accomplish thoroughly clean and wash, reduce the concentration of the dense water end water of reverse osmosis membrane, solve the too high problem of first cup water concentration.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make modifications or changes equivalent to the above disclosed technical content without departing from the technical scope of the present invention.
Claims (6)
1. The utility model provides a flushing system of reverse osmosis membrane filter core, including leading filter core, the reverse osmosis membrane filter core, the booster pump, the water tank, the pure water outlet, wherein leading filter core passes through the pipe connection to the reverse osmosis membrane filter core, it sets up the booster pump to intake the end at the reverse osmosis membrane filter core, reverse osmosis membrane filter core pure water goes out water end and is connected to the pure water outlet, a serial communication port, the system still includes the water tank, backward flow flushing line and row's waste water pipeline, through first three-way valve connection to the water tank between reverse osmosis membrane filter core and pure water outlet, from the water tank bottom through backward flow flushing line connection to the pipeline between leading filter core and the booster pump, this backward flow flushing line includes suction pump and second check valve, direction along backward flow rivers is equipped with suction pump and second check valve in proper order, from the concentrated water end connection row's waste water pipeline of reverse osmosis membrane filter core.
2. The system of claim 1 wherein a first solenoid valve is positioned before the raw water inlet and the pre-filter.
3. A system for washing a reverse osmosis membrane cartridge according to claim 1 wherein a second solenoid valve is provided between the inlet end of the tank and the first three-way valve and a float switch is provided in the tank.
4. A system for washing a reverse osmosis membrane filter element according to claim 3, wherein a first check valve and a high pressure switch are arranged between the first three-way valve and the pure water outlet, and the first check valve and the high pressure switch are sequentially arranged along the water flow direction and are finally communicated with the pure water outlet.
5. A system for flushing a reverse osmosis membrane cartridge according to claim 1 wherein the return flush line is connected between the pre-cartridge and the booster pump by a second three-way valve.
6. A system for flushing a reverse osmosis membrane cartridge according to claim 1 wherein the waste drain line comprises a waste valve and a waste outlet, the waste drain line being connected to the concentrate outlet of the reverse osmosis membrane cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222242238.8U CN217855519U (en) | 2022-08-24 | 2022-08-24 | Flushing system of reverse osmosis membrane filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222242238.8U CN217855519U (en) | 2022-08-24 | 2022-08-24 | Flushing system of reverse osmosis membrane filter element |
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| Publication Number | Publication Date |
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| CN217855519U true CN217855519U (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222242238.8U Active CN217855519U (en) | 2022-08-24 | 2022-08-24 | Flushing system of reverse osmosis membrane filter element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116119889A (en) * | 2023-04-18 | 2023-05-16 | 长沙特盾环保科技有限公司 | Pure water treatment device |
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2022
- 2022-08-24 CN CN202222242238.8U patent/CN217855519U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116119889A (en) * | 2023-04-18 | 2023-05-16 | 长沙特盾环保科技有限公司 | Pure water treatment device |
| CN116119889B (en) * | 2023-04-18 | 2023-06-13 | 长沙特盾环保科技有限公司 | Pure water treatment device |
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