CN217535552U - Electrodialysis device for reducing concentrated water scaling - Google Patents
Electrodialysis device for reducing concentrated water scaling Download PDFInfo
- Publication number
- CN217535552U CN217535552U CN202221350808.9U CN202221350808U CN217535552U CN 217535552 U CN217535552 U CN 217535552U CN 202221350808 U CN202221350808 U CN 202221350808U CN 217535552 U CN217535552 U CN 217535552U
- Authority
- CN
- China
- Prior art keywords
- fresh
- dense
- fresh water
- concentrated
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses a reduce electrodialysis device of dense water scale deposit, including fresh water tank, electrodialysis membrane module and dense water tank, the electrodialysis membrane module includes dense room and fresh room, and dense room and fresh room interval distribution, and the fresh water tank passes through the fresh water inlet header and is connected with fresh room one end, and the dense water tank passes through the dense water inlet header and is connected with the one end of dense room, and the fresh room other end communicates with each other with the dense water tank through dense water outlet header, and the dense room other end communicates with each other with the fresh water tank through the fresh water outlet header. The utility model discloses simple structure through closing concentrate pump and dense water backward flow valve, opens the UNICOM's valve of intaking and washes the backward flow valve, impresses the dense water intake manifold through the UNICOM's valve of intaking with fresh water through the fresh water intake pump and gets into the dense room of electrodialysis membrane module, washes the replacement with the high enriched water in the dense room and washes the outlet pipe through the dense water and flow back to the fresh water tank in, realizes washing the replacement in the dense room before the shut down of electrodialysis membrane module, greatly reduced dense room scale deposit risk.
Description
Technical Field
The utility model relates to a high salt water electrodialysis treatment technical field especially relates to a reduce electrodialysis device of dense water scale deposit.
Background
With the gradual maturity of electrodialysis technology, electrodialysis is applied more and more widely in various water treatment systems. Electrodialysis is a device that separates salts from a solution by a direct current power supply and an ionic membrane. The salt in the solution forms a thick chamber and a thin chamber under the action of an electric field and an ionic membrane, and the salt is concentrated in the thick chamber, so that the aim of desalting in the thin chamber is fulfilled.
The electrodialysis has the function of realizing concentration and separation of salt in the solution, so that the concentration chamber is always filled with high-concentration concentrated brine. When the electrodialysis system is shut down for a short time, the high-salinity water in the concentration chamber is not scoured by water power and is soaked in the ionic membrane in the concentration chamber all the time, and organic matters and ions which are easy to scale in the concentrated water can be attached to the surface of the ionic membrane, so that the performance of the electrodialysis system is reduced. In order to ensure the normal and stable operation of the electrodialysis equipment and prolong the service life of the electrodialysis assembly, the water in the concentration chamber needs to be flushed and replaced during the shutdown process of the electrodialysis equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the electrodialysis device of a reduction dense water scale deposit that proposes, the device directly utilize original fresh water to intake and wash the replacement to the dense room of electrodialysis membrane module, need not to be equipped with the washer pump, equipment investment is little, use energy consumption is low, easy operation, the dense room scale deposit risk of greatly reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electrodialysis device for reducing concentrated water scaling comprises a fresh water tank, an electrodialysis membrane module and a concentrated water tank, wherein the electrodialysis membrane module comprises a concentrated chamber and a fresh chamber which are distributed at intervals, the fresh water tank is connected with one end of the fresh chamber through a fresh water inlet header pipe, the concentrated water tank is connected with one end of the concentrated chamber through a concentrated water inlet header pipe, the other end of the fresh chamber is communicated with the concentrated water tank through a concentrated water outlet header pipe, and the other end of the concentrated chamber is communicated with the fresh water tank through a fresh water outlet header pipe;
the concentrated water outlet header pipe is communicated with the fresh water outlet header pipe through a concentrated water flushing outlet pipe, the fresh water inlet header pipe is communicated with the concentrated water inlet header pipe through a fresh water concentrated water inlet communicating pipe, and the fresh water concentrated water inlet communicating pipe is provided with a water inlet communicating valve.
Preferably, the fresh water inlet main pipe and the concentrated water inlet main pipe are respectively provided with a fresh water pump and a concentrated water pump in one-to-one correspondence.
Preferably, the fresh water inlet main pipe and the concentrated water inlet main pipe are respectively provided with a fresh water filter and a concentrated water filter in one-to-one correspondence.
Preferably, a concentrate return valve is mounted on the concentrate outlet main pipe.
Preferably, a flushing backflow valve is mounted on the concentrated water flushing outlet pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure through closing concentrate pump and dense water backward flow valve, opens the UNICOM's valve of intaking and washes the backward flow valve, impresses the dense water intake manifold through the UNICOM's valve of intaking with fresh water through the fresh water intake pump and gets into the dense room of electrodialysis membrane module, washes the replacement with the high enriched water in the dense room and washes the outlet pipe through the dense water and flow back to the fresh water tank in, realizes washing the replacement in the dense room before the shut down of electrodialysis membrane module, greatly reduced dense room scale deposit risk.
Drawings
In order to more particularly and intuitively illustrate an embodiment of the present invention or a prior art solution, a brief description of the drawings needed for use in the description of the embodiment or the prior art will be provided below.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic diagram of normal operation;
FIG. 3 is a schematic diagram of a thickener chamber flushing arrangement.
In the figure: 1-a fresh water tank; 2-a fresh water pump; 3-fresh water filter; 4-fresh water inlet main pipe; 5-electrodialysis membrane module; 6-a fresh water outlet main pipe; 7-a concentrated water tank; 8-a concentrated water pump; 9-concentrated water filter; 10-concentrated water inlet main pipe; 11-fresh water concentrated water inlet communicating pipe; 12-a water inlet communicating valve; 13-concentrated water inlet main pipe; 14-a concentrated water outlet main pipe; 15-a dense water reflux valve; 16-flushing a water outlet pipe with concentrated water; 17-flush Return valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, an electrodialysis device for reducing concentrated water scaling comprises a fresh water tank 1, an electrodialysis membrane module 5 and a fresh water tank 7, wherein the electrodialysis membrane module 5 comprises a fresh chamber and a fresh chamber which are distributed at intervals, the fresh water tank 1 is connected with one end of the fresh chamber through a fresh water inlet header pipe 4, the fresh water tank 7 is connected with one end of the fresh chamber through a fresh water inlet header pipe 10, the other end of the fresh chamber is communicated with the fresh water tank 7 through a fresh water outlet header pipe 14, and the other end of the fresh chamber is communicated with the fresh water tank 1 through a fresh water outlet header pipe 6;
the concentrated water outlet header pipe 14 is communicated with the fresh water outlet header pipe 6 through a concentrated water flushing outlet pipe 16, the fresh water inlet header pipe 4 is communicated with the concentrated water inlet header pipe 10 through a fresh water concentrated water inlet communicating pipe 11, and the fresh water concentrated water inlet communicating pipe 11 is provided with a water inlet communicating valve 12.
Fresh water pumps 2 and concentrated water pumps 8 are respectively and correspondingly arranged on the fresh water inlet header pipe 4 and the concentrated water inlet header pipe 10, fresh water filters 3 and concentrated water filters 9 are respectively and correspondingly arranged on the fresh water inlet header pipe 4 and the concentrated water inlet header pipe 10, a concentrated water return valve 15 is arranged on the concentrated water outlet header pipe 14, and a flushing return valve 17 is arranged on the concentrated water flushing outlet pipe 16.
Referring to fig. 2, when the system is in normal operation, the fresh water pump 2 presses fresh water into the fresh water inlet header pipe 4, the concentrated water pump 8 presses concentrated water into the concentrated water inlet header pipe 10, the water inlet communication valve 12 is in a closed state at this time, the fresh water and the concentrated water enter the electrodialysis membrane module 5, the fresh water flows back into the fresh water tank 1 through the fresh water outlet header pipe 6, and the concentrated water flows back into the concentrated water tank 7 through the concentrated water outlet header pipe 14 in an open state of the concentrated water return valve 15.
As shown in fig. 3, before the system is shut down, the concentrated water pump 8 and the concentrated water reflux valve 15 are closed, the water inlet communication valve 12 and the flushing reflux valve 17 are opened, the fresh water is pressed into the concentrated water inlet header pipe 4 through the water inlet communication valve 12 by the fresh water inlet pump 2 and enters the concentrated chamber of the electrodialysis membrane module 5, the concentrated water in the concentrated chamber is flushed and replaced and flows back to the fresh water tank 1 through the concentrated water flushing outlet pipe 16, the flushing and replacement of the concentrated chamber before the electrodialysis membrane module 5 is shut down are realized, and the scaling risk of the concentrated chamber is greatly reduced.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An electrodialysis device for reducing concentrated water scaling comprises a fresh water tank (1), an electrodialysis membrane module (5) and a concentrated water tank (7), and is characterized in that the electrodialysis membrane module (5) comprises a concentrated chamber and a fresh chamber which are distributed at intervals, the fresh water tank (1) is connected with one end of the fresh chamber through a fresh water inlet header pipe (4), the concentrated water tank (7) is connected with one end of the concentrated chamber through a concentrated water inlet header pipe (10), the other end of the fresh chamber is communicated with the concentrated water tank (7) through a concentrated water outlet header pipe (14), and the other end of the concentrated chamber is communicated with the fresh water tank (1) through a fresh water outlet header pipe (6);
the concentrated water outlet header pipe (14) and the fresh water outlet header pipe (6) are communicated through a concentrated water flushing outlet pipe (16), the fresh water inlet header pipe (4) and the concentrated water inlet header pipe (10) are communicated through a fresh water concentrated water inlet communicating pipe (11), and the fresh water concentrated water inlet communicating pipe (11) is provided with a water inlet communicating valve (12).
2. Electrodialysis unit for reducing concentrated water scale according to claim 1, wherein the fresh water inlet manifold (4) and the concentrated water inlet manifold (10) are respectively provided with fresh water pumps (2) and concentrated water pumps (8) in one-to-one correspondence.
3. Electrodialysis unit according to claim 2, wherein the fresh water inlet manifold (4) and the concentrate inlet manifold (10) are provided with fresh water filters (3) and concentrate filters (9), respectively, in one-to-one correspondence.
4. Electrodialysis unit for reducing concentrated water scale according to claim 3, wherein the concentrate outlet manifold (14) is equipped with a concentrate return valve (15).
5. Electrodialysis unit according to claim 4, characterized in that the outlet pipe (16) for washing concentrated water is equipped with a reflux valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221350808.9U CN217535552U (en) | 2022-05-31 | 2022-05-31 | Electrodialysis device for reducing concentrated water scaling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221350808.9U CN217535552U (en) | 2022-05-31 | 2022-05-31 | Electrodialysis device for reducing concentrated water scaling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217535552U true CN217535552U (en) | 2022-10-04 |
Family
ID=83444109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221350808.9U Active CN217535552U (en) | 2022-05-31 | 2022-05-31 | Electrodialysis device for reducing concentrated water scaling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217535552U (en) |
-
2022
- 2022-05-31 CN CN202221350808.9U patent/CN217535552U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201686569U (en) | Energy-saving pure water machine | |
| CN217535552U (en) | Electrodialysis device for reducing concentrated water scaling | |
| CN200977449Y (en) | Water saving water purifier | |
| CN201099627Y (en) | Water saving long acting -type pure water machine | |
| CN202658033U (en) | Water treatment device of water purifier without water storage tank | |
| CN204310830U (en) | Water purifier | |
| CN203090761U (en) | Water-saving reverse osmosis system | |
| CN101185846A (en) | Household water treating device with automatic backwash RO film device | |
| CN206289011U (en) | A kind of saving type RO water manufacturing system | |
| CN215288222U (en) | Waste water recovery automated processing double-waterway integrated or non-integrated waterway system | |
| CN212356665U (en) | Chemical-adding-free acid washing device of desulfurization wastewater concentration electrodialysis system | |
| CN209968128U (en) | Novel no pump RO device | |
| CN211078733U (en) | Household water purification system | |
| CN209438393U (en) | One kind recycling electric dialyzator electrical energy devices based on flow battery technology | |
| CN2252809Y (en) | Electrical dialysis water treatment unit | |
| CN217077182U (en) | Reverse osmosis water treatment system | |
| CN207700265U (en) | Water-saving cell pure water central water supply system | |
| CN111960515A (en) | Chemical-adding-free acid pickling device and method for desulfurization wastewater concentration electrodialysis system | |
| CN221701223U (en) | Energy-saving RO reverse osmosis water purifier | |
| CN211367175U (en) | Household drinking water system | |
| CN202038933U (en) | Water-saving type pure water purifying system | |
| CN215138657U (en) | Reverse osmosis membrane filter core is from washing unit in water purifier | |
| CN210613386U (en) | Device for preventing back pressure of reverse osmosis RO membrane of water treatment system | |
| CN201087148Y (en) | Household water processor with automatic backwashing RO film device | |
| CN206590917U (en) | A kind of self-absorption pressurizing water purifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |