CN114788998A - Electrodialysis water distribution runner and electrodialysis partition plate thereof - Google Patents
Electrodialysis water distribution runner and electrodialysis partition plate thereof Download PDFInfo
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- CN114788998A CN114788998A CN202110106055.0A CN202110106055A CN114788998A CN 114788998 A CN114788998 A CN 114788998A CN 202110106055 A CN202110106055 A CN 202110106055A CN 114788998 A CN114788998 A CN 114788998A
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- sheet
- electrodialysis
- flow channel
- water distribution
- extending part
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/422—Electrodialysis
Abstract
The invention discloses an electrodialysis water distribution flow channel and an electrodialysis partition plate thereof, belonging to the technical field of electrodialysis. According to the electrodialysis water distribution flow channel and the electrodialysis partition plate thereof, the electrodialysis water distribution flow channel and the plate frame of the electrodialysis partition plate are designed in a non-integrated mode, independent production can be achieved, the sandwich liquid flow channel is arranged, the problem of collapse or blockage caused by pressure is solved, the sealing performance is improved, and seepage is effectively prevented.
Description
Technical Field
The invention belongs to the technical field of electrodialysis, and particularly relates to an electrodialysis water distribution flow channel and an electrodialysis partition plate thereof.
Background
The process of separating different solute particles by the selective permeability of a semi-permeable membrane is called dialysis. When dialysis is performed under the action of an electric field, the phenomenon in which charged solute particles in a solution migrate through a membrane is called electrodialysis. The technology of purifying and separating substances by electrodialysis is called electrodialysis method, is a new technology developed in the 50 s of the 20 th century, is originally used for seawater desalination, is widely used in chemical industry, light industry, metallurgy, paper making and medical industry at present, and is particularly used for preparing pure water and treating three wastes in environmental protection, such as acid and alkali recovery, electroplating waste liquid treatment and useful substance recovery from industrial waste water.
The electrodialysis partition board is an important structure in the electrodialysis technology, the electrodialysis water distribution flow channel is an important component of the electrodialysis partition board, the electrodialysis water distribution flow channel and a plate frame of the electrodialysis partition board in the prior art are integrally formed, a liquid flow channel can only be arranged on the surface of the electrodialysis water distribution flow channel, and is easy to collapse due to being pressed, block a liquid flow groove, have poor sealing performance and easily generate leakage; and an additional process of digging a liquid flow channel is required; and the overlong liquid flow channel arranged on the surface of the electrodialytic water distribution flow channel easily leads to the membrane being embedded into the liquid flow channel, thereby causing the blockage problem. The existing method for arranging the liquid flow channel inside the water distribution channel has high difficulty in an injection molding process and cannot be subjected to one-step injection molding.
Disclosure of Invention
The invention aims to provide an electrodialysis water distribution flow channel and an electrodialysis partition plate thereof, wherein the electrodialysis water distribution flow channel and the frame of the electrodialysis partition plate are designed in a non-integrated mode, and can be used for independent production.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an electrodialysis water distribution flow channel which comprises a first sheet and a second sheet, wherein a plurality of liquid flow grooves are formed in the inner side wall of the first sheet and/or the second sheet, the first sheet is in clamping fit with the second sheet, and after clamping, a sandwich liquid flow channel is formed between the first sheet and the second sheet.
Preferably, the lateral wall of first piece outwards extends has first extension, and the lateral wall of second piece outwards extends has the second extension, and second extension and the block of first extension, and after the block, first extension and the combination of second extension form with the board frame mortise and tenon complex tenon portion of electrodialysis baffle.
Preferably, the first extension and the second extension each comprise a connecting section and a diffuser section, the diffuser section being arranged at an outer end of the connecting section.
Preferably, the diffuser section has a shape of one of trapezoid, circle, triangle, rectangle, and prism.
Preferably, the first extending portion is provided with a clamping hole, the second extending portion is provided with a protruding portion, and the protruding portion is clamped with the clamping hole.
Preferably, the second extending portion is provided with a clamping hole, the first extending portion is provided with a protruding portion, and the protruding portion is clamped with the clamping hole.
Preferably, the water collecting tank is arranged on the water inlet side of the first sheet or the second sheet.
Preferably, the first sheet, the second sheet, the first extending portion, the second extending portion, and the protruding portion are all made of PP.
Preferably, the first sheet, the second sheet, the first extending portion, the second extending portion, the protruding portion, the liquid flow groove, the water collecting groove and the clamping hole are formed in one piece through injection molding.
The invention also provides an electrodialysis partition plate which is provided with the electrodialysis water distribution flow channel.
The beneficial effects of the invention are as follows:
1. the sandwich liquid flow channel is formed inside the electrodialysis water distribution flow channel, so that the sandwich liquid flow channel is positioned inside the liquid distribution flow channel but not on the surface of the liquid distribution flow channel, the problem of collapse or blockage caused by pressure is avoided, the sealing performance is improved, and leakage is effectively prevented.
2. The electrodialysis water distribution flow channel and the plate frame of the electrodialysis partition plate are designed in a non-integrated mode, independent production can be achieved, the electrodialysis water distribution flow channel and the plate frame can be installed in a combined mode according to requirements, different types of electrodialysis partition plates are formed, and the market adaptability is high.
3. The electrodialysis water distribution flow channel can be integrally formed by one-time injection molding, only one-time injection molding is needed, the injection molding process is simple, the sandwich liquid flow channel is convenient to form, and the strength is high.
Drawings
Fig. 1 is a schematic front view of a first embodiment of the present invention.
Fig. 2 is a schematic front view of a first sheet according to an embodiment of the present invention.
Fig. 3 is a schematic front view of a second sheet according to an embodiment of the invention.
Fig. 4 is a schematic bottom view of the first embodiment of the present invention.
Fig. 5 is a schematic bottom view of the second embodiment of the present invention.
Fig. 6 is a schematic front view of a second sheet according to a second embodiment of the present invention.
Fig. 7 is a schematic front view of a third first sheet according to an embodiment of the present invention.
Fig. 8 is a schematic front view of a third second sheet according to the embodiment of the present invention.
The labels in the figures are: 1-a first sheet, 2-a second sheet, 3-a first extension part, 4-a second extension part, 5-a liquid flow groove, 6-a sandwich liquid flow channel, 7-a clamping hole, 8-a bulge part, 9-a water collecting groove, 10-a connecting section, 11-a diffusion section and 12-a tenon part.
Detailed Description
The invention will now be further described with reference to the accompanying drawings and detailed description.
Those not described in detail in this specification are well within the skill of the art. 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", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, the electrodialysis water distribution flow channel provided in this embodiment includes a first sheet and a second sheet, nine liquid flow grooves 5 are provided on an inner side wall of the first sheet 1, the first sheet and the second sheet are in snap fit, and after the snap fit, a sandwich liquid flow channel 6 is formed between the first sheet and the second sheet. Therefore, the sandwich liquid flow channel 6 is positioned in the electrodialysis water distribution flow channel instead of on the surface, the problem of collapse or blockage caused by the compression of the sandwich liquid flow channel 6 can be effectively avoided, and the sealing performance is improved.
Further, the side wall of the first sheet 1 extends outwards to form a first extending portion 3, the side wall of the second sheet 2 extends outwards to form a second extending portion 4, specifically, the left side wall and the right side wall of the first sheet 1 both extend outwards to form at least one first extending portion 3, in this embodiment, the left side wall and the right side wall of the first sheet 1 both extend outwards to form two first extending portions 3, and the two first extending portions 3 on each side are distributed up and down; the left and right sides wall of second piece 2 all outwards extends has at least one second extension 4, and this embodiment all outwards extends for the left and right sides wall of second piece 2 has two second extensions 4, and two second extensions 4 of every side all distribute the setting from top to bottom. Second extension 4 and 3 blocks of first extension, after the block, first extension and second extension combine to form with the frame mortise and tenon complex tenon portion 12 of electrodialysis baffle, so, the non-integrated design of electrodialysis water distribution runner and frame can carry out the isolated production, can carry out the plate frame aggregate erection of electrodialysis water distribution runner and electrodialysis baffle according to the demand, form the electrodialysis baffle of different grade type, market strong adaptability.
Further, first extension and second extension all include linkage segment 10 and diffuser 11, and the diffuser setting is in the outer end of linkage segment, through the setting of linkage segment and diffuser, and when the tenon portion that first extension and second extension combine to form and the fourth of the twelve earthly branches portion cooperation of sheet frame for electrodialysis water distribution runner is connected more stably with the sheet frame, is favorable to follow-up fixed connection operation with the sheet frame. In this embodiment, the diffuser section is trapezoidal in shape.
Furthermore, a clamping hole 7 is formed in the first extending portion 3, a protruding portion 8 is formed in the second extending portion 4, and the protruding portion 8 is clamped with the clamping hole 7. The first sheet 1 and the second sheet 2 are closed through the matching of the convex part 8 and the clamping hole 7, and the first sheet and the second sheet are connected into a whole.
Furthermore, the water collecting tank 9 is arranged on the water inlet side of the second sheet 2 to collect water.
Further, the first sheet 1, the second sheet 2, the first extending portion 3, the second extending portion 4, and the projecting portion 8 are all made of PP.
Further, injection moulding in an organic whole is once carried out to first piece 1, second piece 2, first extension 3, second extension 4, bellying 8, liquid flow groove 5, water catch bowl 9 and card hole 7, can adopt integrative one shot injection moulding, need not additionally to dig double-layered heart liquid flow channel 6, only need once mould plastics can, injection moulding process is simple, and double-layered heart liquid flow channel 6 forms conveniently, and production efficiency is high, and intensity is high.
The embodiment also provides an electrodialysis partition plate which is provided with an electrodialysis water distribution flow channel.
The second embodiment:
as shown in fig. 5 and 6, the present embodiment is different from the first embodiment in that: nine liquid flow grooves 5 are formed in the inner side walls of the first sheet 1 and the second sheet 2.
Example three:
as shown in fig. 7 and 8, the present embodiment is different from the first embodiment in that: the second extending portion 4 is provided with a clamping hole 7, the first extending portion 3 is provided with a protruding portion 8, and the protruding portion 8 is clamped with the clamping hole 7.
The invention can be used for common electrodialysis, reversed electrodialysis, bipolar membrane electrodialysis, diffusion dialysis and the like.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An electrodialysis water distribution runner is characterized in that:
comprises a first sheet and a second sheet;
a plurality of liquid flow grooves are formed in the inner side wall of the first sheet and/or the second sheet;
the first sheet and the second sheet are in clamping fit, and after clamping, a sandwich liquid flow channel is formed between the first sheet and the second sheet.
2. An electrodialysis water distribution flow channel according to claim 1, wherein:
the side wall of the first sheet extends outwards to form a first extending part, the side wall of the second sheet extends outwards to form a second extending part, the second extending part is clamped with the first extending part, and after clamping, the first extending part and the second extending part are combined to form a tenon part matched with a plate frame mortise and tenon of the electrodialysis partition plate.
3. An electrodialysis water distribution flow channel as claimed in claim 2, wherein:
the first extension and the second extension each comprise a connecting section and a diffuser section;
the diffuser section is disposed at an outer end of the connecting section.
4. An electrodialysis water distribution flow channel according to claim 3, characterized in that:
the diffusion section is in one of a trapezoid shape, a circular shape, a triangular shape, a rectangular shape and a prismatic shape.
5. An electrodialysis water distribution flow channel according to claim 2, wherein:
the first extending part is provided with a clamping hole;
the second extending part is provided with a protruding part which is clamped with the clamping hole.
6. An electrodialysis water distribution flow channel according to claim 2, wherein:
the second extending part is provided with a clamping hole;
the first extending part is provided with a protruding part which is clamped with the clamping hole.
7. An electrodialysis water distribution flow channel according to claim 5 or 6, characterized in that:
the water collecting tank is arranged on the water inlet side of the first sheet or the second sheet.
8. An electrodialysis water distribution flow channel as claimed in claim 7, wherein:
the first sheet, the second sheet, the first extending part, the second extending part and the protruding part are all made of PP.
9. An electrodialysis water distribution flow channel as claimed in claim 7, wherein:
the first sheet, the second sheet, the first extending part, the second extending part, the protruding part, the liquid flow groove, the water collecting groove and the clamping hole are formed in one-step injection molding mode.
10. An electrodialysis separator, comprising:
an electrodialysis water distribution flow channel as claimed in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110106055.0A CN114788998A (en) | 2021-01-26 | 2021-01-26 | Electrodialysis water distribution runner and electrodialysis partition plate thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110106055.0A CN114788998A (en) | 2021-01-26 | 2021-01-26 | Electrodialysis water distribution runner and electrodialysis partition plate thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114788998A true CN114788998A (en) | 2022-07-26 |
Family
ID=82460701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110106055.0A Pending CN114788998A (en) | 2021-01-26 | 2021-01-26 | Electrodialysis water distribution runner and electrodialysis partition plate thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114788998A (en) |
-
2021
- 2021-01-26 CN CN202110106055.0A patent/CN114788998A/en active Pending
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