CN213803047U - Reverse osmosis membrane filter core timing drainage device - Google Patents
Reverse osmosis membrane filter core timing drainage device Download PDFInfo
- Publication number
- CN213803047U CN213803047U CN202022972304.8U CN202022972304U CN213803047U CN 213803047 U CN213803047 U CN 213803047U CN 202022972304 U CN202022972304 U CN 202022972304U CN 213803047 U CN213803047 U CN 213803047U
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- polar plate
- filter element
- reverse osmosis
- controller
- osmosis membrane
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Abstract
The utility model relates to a time-recorder field discloses a reverse osmosis membrane filter core timing drainage device, including filter core, a filter core section of thick bamboo, first polar plate, second polar plate, solenoid valve, DC power supply and controller, the filter core is installed in the filter core section of thick bamboo, inlet opening and dense water apopore have been seted up to the filter core section of thick bamboo, dense water apopore with the solenoid valve intercommunication, first polar plate with the relative interval setting of second polar plate is just installed in the filter core section of thick bamboo, first polar plate the second polar plate the solenoid valve with the controller respectively with the DC power supply electricity is connected, the controller can measure first polar plate with electric current between the second polar plate, the controller basis the size control of electric current the break-make of solenoid valve. The reverse osmosis membrane filter element timing drainage device judges the concentration of ions in the filter element through the current between the first polar plate and the second polar plate, further controls the discharge of concentrated water, and greatly improves the utilization rate of raw water.
Description
Technical Field
The utility model relates to a time-recorder field specifically relates to a reverse osmosis membrane filter core timing drainage device.
Background
The reverse osmosis membrane filter element is also called roll type reverse osmosis membrane filter element, is a common element in water treatment technology, and generally comprises a central tube with a plurality of holes, and a plurality of layers of reverse osmosis membranes and flow guide nets which are alternately stacked and rolled on the central tube. The central tube is connected with the two ends of the shell through connectors. When the water purifier is used, raw water enters the shell from one end of the shell, a part of the raw water forms water with lower concentration under the action of the reverse osmosis membrane under the action of pressure, and the water flows out from one end or two ends of the central pipe after entering the central pipe, and the water can be called pure water; the other part flows out from the other end of the shell and can be called concentrated water.
In the reverse osmosis membrane filter element in the prior art, after raw water is treated, a large part of raw water is discharged as wastewater, only a small part of raw water becomes pure water, particularly the reverse osmosis membrane filter element with large flux, the proportion of pure water in the raw water is relatively smaller, the recovery rate of the raw water is low, and the waste of the raw water is caused.
Disclosure of Invention
The utility model aims at providing a reverse osmosis membrane filter core timing drainage device, this reverse osmosis membrane filter core timing drainage device judge the concentration of ion in the filter core through the electric current between first polar plate and the second polar plate, and then the emission of control dense water improves the utilization ratio of raw water widely.
In order to realize the above-mentioned purpose, the utility model provides a reverse osmosis membrane filter core timing drainage device, including filter core, a filter core section of thick bamboo, first polar plate, second polar plate, solenoid valve, DC power supply and controller, the filter core is installed in the filter core section of thick bamboo, inlet opening and dense water apopore have been seted up to a filter core section of thick bamboo, dense water apopore with the solenoid valve intercommunication, first polar plate with the relative interval setting of second polar plate is just installed in the filter core section of thick bamboo, first polar plate the second polar plate the solenoid valve with the controller respectively with the DC power supply electricity is connected, the controller can measure first polar plate with electric current between the second polar plate, the controller basis the size control of electric current the break-make of solenoid valve.
Preferably, a rated current I0 is preset in the controller, the current between the first polar plate and the second polar plate is I1, when I1 is greater than or equal to I0, the controller controls the conduction of the concentrated water outlet holes, and when I1 is less than I0, the controller controls the closing of the concentrated water outlet holes.
Preferably, the concentrated water outlet hole is connected with a first flow meter, and the first flow meter is electrically connected with the controller.
Preferably, the filter element cylinder is provided with a pure water outlet hole, the pure water outlet hole is connected with a second flow meter, and the second flow meter is electrically connected with the controller.
Preferably, the reverse osmosis membrane filter element timing drainage device comprises a display module, the display module is electrically connected with the controller, and numerical values measured by the first flowmeter and the second flowmeter are displayed through the display module.
Preferably, the controller calculates the ratio of the concentrated water to the pure water according to the values measured by the first flowmeter and the second flowmeter, and displays the ratio through the display module.
Preferably, the controller can adjust the proportion of the concentrated water and the pure water and adjust the magnitude of the rated current I0.
Preferably, the filter element is a reverse osmosis membrane filter element.
Preferably, first polar plate with be equipped with the insulating support bar between the second polar plate, the filter core includes the center tube and the parcel is in the reverse osmosis diaphragm of center tube periphery, first polar plate with the second polar plate sets up in adjacent both sides in the clearance between the reverse osmosis diaphragm.
Preferably, the periphery of the central tube is provided with a drain hole, and the first polar plate and the second polar plate are positioned in a gap between the reverse osmosis membranes close to the drain hole.
The utility model discloses a reverse osmosis membrane filter core timing drainage device judges the concentration of ion in the filter core through the controller according to the electric current between first polar plate and the second polar plate to the opening and closing of control solenoid valve, and then the discharge of control dense water, and such setting makes the utility model discloses a reverse osmosis membrane filter core timing drainage device can control the discharge of dense water according to the concentration of ion in the filter core, avoids the raw water just to discharge through the dense water apopore under insufficient concentration, causes the waste of water resource; meanwhile, the first polar plate and the second polar plate are arranged, so that the ion quantity between the first polar plate and the second polar plate is increased, the controller can accurately measure the current between the first polar plate and the second polar plate, the measurement precision of the controller can be properly reduced, and the cost of the controller is reduced.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
FIG. 1 is a timing and draining device of a reverse osmosis membrane filter element according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a reverse osmosis membrane filter element according to an embodiment of the present invention.
Description of the reference numerals
1, a filter element; 2, a filter element cylinder; 3 a first plate; 4 a second polar plate; 5, an electromagnetic valve; 6, a direct current power supply; 7, a controller; 8 a first flow meter; 9 a second flow meter; 10 a display module; 11 a central tube; 12 a reverse osmosis membrane; 13 a drain hole; 21 water inlet holes; 22 concentrated water outlet holes; 23 pure water outlet holes.
Detailed Description
The following describes the embodiments of the present invention in detail. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
The utility model provides a reverse osmosis membrane filter core timing drainage device, as shown in figure 1, comprising a filter core 1, a filter core cylinder 2, a first polar plate 3, a second polar plate 4, a solenoid valve 5, a DC power supply 6 and a controller 7, the filter element 1 is arranged in the filter element cylinder 2, the filter element cylinder 2 is provided with a water inlet hole 21 and a concentrated water outlet hole 22, the concentrated water outlet hole 22 is communicated with the electromagnetic valve 5, the first polar plate 3 and the second polar plate 4 are oppositely arranged at intervals and are arranged in the filter element cylinder 2, the first polar plate 3, the second polar plate 4, the electromagnetic valve 5 and the controller 7 are respectively electrically connected with the direct current power supply 6, the controller 7 can measure the current between the first polar plate 3 and the second polar plate 4, and the controller 7 controls the on-off of the electromagnetic valve 5 according to the magnitude of the current.
In the above, the dc power supply 6 supplies power to the first polar plate 3 and the second polar plate 4 through the controller 7, so that the first polar plate 3 and the second polar plate 4 are charged to form an electric field, and the ions in the filter element 1 move to the first polar plate 3 and the second polar plate 4 under the action of the electric field, thereby generating current. The controller 7 includes the ampere meter, the ampere meter is established ties in the wire between first polar plate 3 or second polar plate 4 and controller 7, and the controller 7 passes through the ampere meter and measures the electric current between first polar plate 3 and the second polar plate 4 to can judge the concentration of the ion between first polar plate 3 and the second polar plate 4, and then can learn the concentration of ion in the filter core 1, and control the discharge of dense water according to the concentration of ion, can the efficient utilize the raw water, avoid the waste of water resource.
The utility model discloses a reverse osmosis membrane filter core timing drainage device judges the concentration of ion in the filter core 1 through controller 7 according to the electric current between first polar plate 3 and the second polar plate 4 to control opening and closing of solenoid valve 5, and then control the discharge of concentrated water, and such setting makes the reverse osmosis membrane filter core timing drainage device of the utility model can control the discharge of concentrated water according to the concentration of ion in the filter core 1, avoids the raw water to discharge through concentrated water apopore 22 when not fully concentrated, causes the waste of water resource; meanwhile, by arranging the first polar plate 3 and the second polar plate 4, the number of ions between the first polar plate 3 and the second polar plate 4 is increased, so that the controller 7 can accurately measure the current between the first polar plate 3 and the second polar plate 4, the measurement precision of the ammeter can be properly reduced, and the cost of the controller 7 is reduced.
Furthermore, a rated current I0 is preset in the controller 7, the current between the first polar plate 3 and the second polar plate 4 is I1, when I1 is greater than or equal to I0, it indicates that the concentration of ions in the filter element 1 exceeds the preset concentration, the controller 7 controls the conduction of the concentrated water outlet hole 22, concentrated water is discharged, raw water enters the filter element 1 again, the electromagnetic valve 5 is closed, when I1 is less than I0, it indicates that the concentration of ions in the raw water in the filter element 1 does not exceed the preset concentration, the raw water can be further concentrated, the controller 7 controls the closing of the concentrated water outlet hole 22 until I1 is greater than or equal to I0, and the concentrated water outlet hole 13 is opened.
In the above, specifically, when the electromagnetic valve 5 is powered on, the electromagnetic valve 5 is turned on, and the concentrated water outlet 22 is turned on; when the electromagnetic valve 5 is powered off, the electromagnetic valve 5 is closed, and the concentrated water outlet hole 22 is closed.
In order to calculate the water discharge amount of the concentrated water, a first flow meter 8 is connected to the concentrated water outlet 22, and the first flow meter 8 is electrically connected to the controller 7.
In order to calculate the water discharge amount of pure water, a pure water outlet 23 is formed in the filter element cylinder 2, a second flow meter 9 is connected to the pure water outlet 23, and the second flow meter 9 is electrically connected to the controller 7. Further, when the controller 7 detects that the second flow meter 9 is operated, the controller 7 stops supplying power to the first pole plate 3 and the second pole plate 4, so that the use safety of a user is ensured.
In the above, in order to ensure the safe use of the user, the voltage for supplying power to the first plate 3 and the second plate 4 is between 5V and 24V. In addition, the controller 7 supplies power to the first plate 3 and the second plate 4 at intervals for energy saving.
In order to intuitively display the displacement of concentrated water and the displacement of pure water, the reverse osmosis membrane filter element timing and drainage device comprises a display module 10, the display module 10 is electrically connected with the controller 7, and the numerical value measured by the first flowmeter 8 and the second flowmeter 9 is displayed by the display module 10.
Further, the controller 7 calculates the ratio of the concentrated water to the pure water by using the values measured by the first flow meter 8 and the second flow meter 9, and displays the ratio by the display module 10.
In order to adapt to different consumers, the controller 7 can adjust the proportion of the concentrated water and the pure water, and the controller 7 adjusts the magnitude of the rated current I0 according to the proportion. Through the arrangement, the proportion of the concentrated water to the pure water is adjustable, when a user can digest and utilize more raw water, the proportion of the concentrated water to the pure water can be improved, the user can utilize the concentrated water to clean clothes, clean and sanitary and the like, the service life of the filter element 1 is prolonged, and meanwhile, the waste of water resources is not caused; when a user cannot digest and utilize more raw water, the ratio of the concentrated water to the pure water can be reduced, so that the filter element 1 generates less concentrated water, and the filtering pressure of the filter element 1 is properly increased.
Because reverse osmosis membrane filter core 1 is used for filtering the ion in the former aquatic, consequently, filter core 1 be reverse osmosis membrane filter core 1.
Further, first polar plate 3 with be equipped with the insulating support bar between the second polar plate 4 to avoid first polar plate 3 and the contact of second polar plate 4, and then lead to the short circuit, filter core 1 includes center tube 11 and parcel and is in the reverse osmosis diaphragm 12 of center tube 11 periphery, first polar plate 3 with second polar plate 4 sets up in adjacent both sides in the clearance between the reverse osmosis diaphragm 12. This arrangement allows the concentrated raw water to enter between the first and second electrode plates 3 and 4, thereby forming an electric current.
In order to increase the current between the first polar plate 3 and the second polar plate 4 and to facilitate the measurement of the current, as shown in fig. 2, a drain hole 13 is formed on the outer circumference of the central tube 11, and the first polar plate 3 and the second polar plate 4 are located in the gap between the reverse osmosis membranes 12 close to the drain hole 13. Since the raw water continuously flows between the reverse osmosis membranes 12 and is continuously concentrated, the ion concentration between the reverse osmosis membranes 12 close to the water discharge hole 13 is greater than that between the reverse osmosis membranes 12 far from the water discharge hole 13, and by disposing the first and second polar plates 3 and 4 in the gap between the reverse osmosis membranes 12 close to the water discharge hole 13, the current between the first and second polar plates 3 and 4 can be increased, so that the current can be easily measured.
In the above, the reverse osmosis membrane 12 includes two permeable membranes disposed opposite to each other, a gap for pure water to flow is formed between the two permeable membranes, and the gap between adjacent reverse osmosis membranes 12 is communicated with the water inlet 21 of the filter element cylinder 2 for raw water to flow.
When the reverse osmosis membrane filter element timing drainage device is used, raw water is conveyed into the water inlet hole 21 of the filter element cylinder 2, the raw water enters the gap between the reverse osmosis membranes 12, water molecules pass through the reverse osmosis membranes under the action of osmotic pressure and enter the gap between the reverse osmosis membranes 12, ions in the raw water are blocked in the gap between the reverse osmosis membranes 12, because the reverse osmosis membranes 12 are wrapped on the periphery of the central tube 11 in multiple layers, pure water and concentrated water flow along the circumferential direction of the central tube 11, the pure water flows out through the pure water outlet hole 23, the concentrated water passes through the drain hole 13 and enters the central tube 11, when an ammeter in the controller 7 detects that the current between the first polar plate 3 and the second polar plate 4 is greater than the rated current I0, the controller 7 controls the electromagnetic valve 5 to work, the concentrated water drain hole 13 is communicated, the concentrated water is discharged from the filter element 1, the raw water continues to enter the filter element 1, the current between the first polar plate 3 and the second polar plate 4 is reduced, and the concentrated water discharge hole 13 is closed.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. A reverse osmosis membrane filter element timing drainage device is characterized by comprising a filter element (1), a filter element cylinder (2), a first polar plate (3), a second polar plate (4), an electromagnetic valve (5), a direct current power supply (6) and a controller (7), wherein the filter element (1) is installed in the filter element cylinder (2), the filter element cylinder (2) is provided with a water inlet hole (21) and a concentrated water outlet hole (22), the concentrated water outlet hole (22) is communicated with the electromagnetic valve (5), the first polar plate (3) and the second polar plate (4) are arranged and installed in the filter element cylinder (2) at intervals relatively, the first polar plate (3), the second polar plate (4), the electromagnetic valve (5) and the controller (7) are electrically connected with the direct current power supply (6) respectively, and the controller (7) can measure the current between the first polar plate (3) and the second polar plate (4), the controller (7) controls the on-off of the electromagnetic valve (5) according to the magnitude of the current.
2. The reverse osmosis membrane filter element timing drain device of claim 1, wherein: rated current I0 is preset in the controller (7), the current between the first polar plate (3) and the second polar plate (4) is I1, when I1 is larger than or equal to I0, the controller (7) controls the conduction of the concentrated water outlet hole (22), and when I1 is smaller than I0, the controller (7) controls the closing of the concentrated water outlet hole (22).
3. The reverse osmosis membrane filter element timing drain device of claim 2, wherein: the concentrated water outlet hole (22) is connected with a first flow meter (8), and the first flow meter (8) is electrically connected with the controller (7).
4. The reverse osmosis membrane filter element timing drain device of claim 3, wherein: the filter element cylinder (2) is provided with a pure water outlet hole (23), the pure water outlet hole (23) is connected with a second flowmeter (9), and the second flowmeter (9) is electrically connected with the controller (7).
5. The reverse osmosis membrane filter element timing drain device of claim 4, wherein: the reverse osmosis membrane filter element timing drainage device comprises a display module (10), the display module (10) is electrically connected with the controller (7), and the numerical value measured by the first flowmeter (8) and the second flowmeter (9) is displayed through the display module (10).
6. The reverse osmosis membrane filter element timing drain device of claim 5, wherein: the controller (7) calculates the proportion of concentrated water and pure water according to the values measured by the first flowmeter (8) and the second flowmeter (9), and displays the proportion by the display module (10).
7. The reverse osmosis membrane filter element timing drain device of claim 6, wherein: the controller (7) can adjust the proportion of concentrated water and pure water and adjust the magnitude of the rated current I0.
8. The reverse osmosis membrane filter element timing drain device of claim 1, wherein: the filter element (1) is a reverse osmosis membrane filter element.
9. The reverse osmosis membrane filter element timing drain device of claim 8, wherein: first polar plate (3) with be equipped with the insulating support bar between second polar plate (4), filter core (1) is in including center tube (11) and parcel reverse osmosis membrane piece (12) of center tube (11) periphery, first polar plate (3) with second polar plate (4) set up in adjacent both sides in the clearance between reverse osmosis membrane piece (12).
10. The reverse osmosis membrane filter element timing drain device of claim 9, wherein: the periphery of the central pipe (11) is provided with a drain hole (13), and the first polar plate (3) and the second polar plate (4) are positioned in a gap between the reverse osmosis membranes (12) close to the drain hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972304.8U CN213803047U (en) | 2020-12-13 | 2020-12-13 | Reverse osmosis membrane filter core timing drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972304.8U CN213803047U (en) | 2020-12-13 | 2020-12-13 | Reverse osmosis membrane filter core timing drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213803047U true CN213803047U (en) | 2021-07-27 |
Family
ID=76945660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022972304.8U Expired - Fee Related CN213803047U (en) | 2020-12-13 | 2020-12-13 | Reverse osmosis membrane filter core timing drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213803047U (en) |
-
2020
- 2020-12-13 CN CN202022972304.8U patent/CN213803047U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 Termination date: 20211213 |