CN213253852U - Electrodialysis water distribution runner and partition plate - Google Patents

Electrodialysis water distribution runner and partition plate Download PDF

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Publication number
CN213253852U
CN213253852U CN202021635797.XU CN202021635797U CN213253852U CN 213253852 U CN213253852 U CN 213253852U CN 202021635797 U CN202021635797 U CN 202021635797U CN 213253852 U CN213253852 U CN 213253852U
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flow channel
electrodialysis
water flow
water distribution
water
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CN202021635797.XU
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Chinese (zh)
Inventor
陈洪景
虞美辉
林雅凰
陈洪梅
陈毅坚
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Xiamen Anlike Film Technology Co ltd
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Xiamen Anlike Film Technology Co ltd
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Abstract

The utility model discloses an electrodialysis water distribution runner and baffle belongs to electrodialysis technical field, an electrodialysis water distribution runner, including runner body and a plurality of rivers passageway, a plurality of rivers passageways have been seted up to the inside of runner body, the rivers passageway runs through two lateral walls on the runner body direction of height, the cross-section of a plurality of rivers passageways is circular, one kind in oval or regular polygon, shortest distance between the adjacent rivers passageway is D, when the cross-section of rivers passageway is circular, the diameter of rivers passageway is D, when the cross-section of rivers passageway is oval, the major axis of rivers passageway is D, when the cross-section of rivers passageway is regular polygon, the inscription circle diameter of rivers passageway is D, D and D satisfy following formula: D/D is more than or equal to 0.5 and less than or equal to 2. The utility model discloses an electrodialysis water distribution runner and baffle, rivers passageway can not warp, and the leakproofness is good.

Description

Electrodialysis water distribution runner and partition plate
Technical Field
The utility model belongs to the technical field of the electrodialysis, especially, relate to an electrodialysis water distribution runner and baffle.
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 partition board is an important structure in the electrodialysis technology, an electrodialysis water distribution flow channel and a plate frame in the prior art are integrally formed, a water flow channel can only be arranged on the surface of the electrodialysis water distribution flow channel, collapse is easily caused by compression, the sealing performance is poor, and leakage is easily generated; and the overlong water flow channel arranged on the surface of the electrodialysis water distribution flow channel easily causes the membrane to be embedded into the water flow channel, thereby causing the blockage problem. And the existing water flow passage is easily deformed.
Disclosure of Invention
An object of the utility model is to provide an electrodialysis water distribution runner and baffle, rivers passageway can not warp, and the leakproofness is good.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a pair of electrodialysis water distribution runner, including runner body and a plurality of rivers passageway, a plurality of rivers passageways have been seted up to the inside of runner body, the rivers passageway runs through two lateral walls on the runner body direction of height, the cross-section of a plurality of rivers passageways is circular, one kind in ellipse or regular polygon, shortest distance between the adjacent rivers passageway is D, when the cross-section of rivers passageway is circular, the diameter of rivers passageway is D, when the cross-section of rivers passageway is oval, the major axis of rivers passageway is D, when the cross-section of rivers passageway is regular polygon, the inscribed circle diameter of rivers passageway is D, D and D satisfy following formula: D/D is more than or equal to 0.5 and less than or equal to 2.
Preferably, the side wall of the flow channel body extends outwards to form an extension part, and the thickness of the extension part is 0.3-0.7 times of the thickness of the flow channel body.
Preferably, the runner body, the extension part and the water flow channel are integrally formed.
Preferably, the plurality of water flow passages are equally spaced.
Preferably, the shortest distance between the water flow channel and the outer side wall of the runner body is h, and h is 0.15-0.3 mm.
Preferably, the height of the runner body is H, and H is 20-60 mm.
Preferably, the number of water flow passages is 4 to 12.
The utility model also provides an electrodialysis baffle, include sheet frame, drain hole, separate the net and as above arbitrary electrodialysis water distribution runner, the drain hole has all been seted up at the both ends of sheet frame, and the middle part of sheet frame has the cavity, and the drain hole passes through electrodialysis water distribution runner and cavity intercommunication, separates the net setting in the cavity.
Preferably, the liquid guide hole comprises an open hole and a closed hole, the open hole and the closed hole are arranged at intervals, and the open hole is communicated with the water flow channel.
Preferably, the mounting hole has been seted up between open hole and the cavity, the mounting groove has been seted up on the sheet frame of mounting hole both sides, two lateral walls of runner body outwards extend have the extension, a side of extension and a side of runner body are in on the same horizontal plane, the runner body is installed in the mounting hole, the extension is installed in the mounting groove, after the installation, two sides of runner body thickness direction are in on the same horizontal plane with two sides on the sheet frame thickness direction respectively.
The utility model has the advantages that:
1. the water flow channel is arranged in the flow channel body instead of on the surface, so that the problem of collapse or blockage caused by compression can be effectively avoided, and the sealing property is improved; and the water flow channel cannot be deformed and the flow rate is sufficient through the requirement on the distance between the adjacent water flow channels.
2. Through the cooperation of extension and mounting groove, connect the face not on the surface, electrodialysis water distribution runner and sheet frame surface are level, effectively improve whole leakproofness.
3. The electrodialysis water distribution flow channel can be produced independently, the electrodialysis water distribution flow channel and the plate frame can be assembled according to requirements, different types of electrodialysis partition plates are formed, and the market adaptability is strong.
4. The runner body, the extension part and the water flow channel are integrally formed, so that the production is convenient, and the strength is high.
5. Electrodialysis water distribution runner and the design of the non-organic whole of sheet frame are convenient for at the inside shaping rivers passageway of runner body, and the leakproofness is good, effectively prevents the seepage.
Drawings
Fig. 1 is a schematic view of an electrodialysis water distribution flow channel according to an embodiment of the present invention.
Fig. 2 is a schematic view of the electrodialysis water distribution flow channel according to the first embodiment of the present invention.
Fig. 3 is a schematic front view structure diagram of a plate frame according to an embodiment of the present invention.
Fig. 4 is a schematic front view of an electrodialysis spacer according to a first embodiment of the present invention.
Fig. 5 is a schematic view of the first embodiment of the present invention showing the cooperation between the runner body and the plate frame.
Fig. 6 is a schematic bottom view of an electrodialysis water distribution flow channel according to an embodiment of the present invention.
Fig. 7 is a schematic view of the electrodialysis water distribution flow channel according to the third embodiment of the present invention.
The labels in the figures are: 1-a flow channel body, 2-an extension part, 3-a water flow channel, 4-a plate frame, 5-a liquid guide hole, 51-an open hole, 52-a closed hole, 6-a separation net, 7-a cavity, 8-a mounting hole and 9-a mounting groove.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Those not described in detail in this specification are 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 the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and 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. 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.
The first embodiment is as follows:
as shown in fig. 1 to fig. 2, the electrodialysis water distribution flow channel provided in this embodiment includes a flow channel body 1 and 10 water flow channels 3, 10 water flow channels 3 are provided inside the flow channel body 1, the water flow channels 3 run through the upper and lower side walls of the flow channel body 1, the cross sections of the 10 water flow channels 3 are circular, the shortest distance between adjacent water flow channels 3 is D, the diameter of the water flow channel 3 is D, and D satisfy the following formula: D/D is more than or equal to 0.5 and less than or equal to 2. Through setting up rivers passageway 3 inside runner body 1 rather than the surface, can effectively avoid the collapse or the jam problem that the pressurized caused, improve the leakproofness. And the water flow channel 3 can not be deformed and the flow rate is enough by the requirement of the distance between the adjacent water flow channels 3.
Furthermore, the left side wall and the right side wall of the flow channel body 1 both extend outwards to form 1 extending part 2, and the thickness of the extending part 2 is 0.5 times of that of the flow channel body 1. The electrodialysis water distribution flow channel and the plate frame 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 separation plates are formed, and the market adaptability is high. Through the cooperation of extension 2 and mounting groove 9, need not at surperficial hot melt, electrodialysis water distribution runner and sheet frame surfacing effectively improve whole leakproofness. And the connection stability of the electrodialysis water distribution flow channel and the plate frame is improved through the arrangement of the extension part 2.
Further, a plurality of rivers passageway 3 equidistance interval sets up, and the shortest distance between rivers passageway 3 and the runner body 1 lateral wall is h, and h is 0.175mm ═ to ensure powerful the support, avoid warping.
Furthermore, the runner body 1, the extension part 2 and the water flow channel 3 are integrally formed, so that the production is convenient and the strength is high.
Further, the height of the runner body 1 is H, which is 20-60 mm.
As shown in fig. 3 to 5, this embodiment further provides an electrodialysis partition board, which includes a plate frame 4, liquid guide holes 5, a partition net 6, and an electrodialysis water distribution flow channel as described above, wherein the liquid guide holes 5 are respectively formed at the upper and lower ends of the plate frame 4, a cavity 7 is formed in the middle of the plate frame 4, the liquid guide holes 5 are communicated with the cavity 7 through the electrodialysis water distribution flow channel, and the partition net 6 is disposed in the cavity 7. The liquid guide hole 5 comprises an open hole 51 and a closed hole 52, the open hole 51 and the closed hole 52 are arranged at intervals, and the open hole 51 is communicated with the water flow channel 3. The mounting hole 8 has been seted up between open hole 51 and the cavity 7, has seted up mounting groove 9 on the sheet frame 4 of the mounting hole 8 left and right sides, and two lateral walls outwards extend about runner body 1 have extension 2, and the leading flank of extension 2 and the leading flank of runner body 1 are in on the same horizontal plane to ensure the leakproofness. The runner body 1 is installed in the mounting hole 8, and the extension 2 is installed in the mounting groove 9, and after the installation, two sides around the runner body 1 are in same horizontal plane with two sides around the sheet frame 4 respectively. In this embodiment, 2 joints of extension are in mounting groove 9 to be connected as an organic wholely through 2 back side walls of extension and 9 back side walls hot melt of mounting groove, the butt fusion is located inside, electrodialysis water distribution runner and sheet frame surfacing, the leakproofness is good. Of course, the extending part and the rear wall of the mounting groove can be connected into a whole by gluing, other welding methods and the like.
Example two:
as shown in fig. 6, the present embodiment is different from the first embodiment in that: the cross sections of the 10 water flow channels 3 are all oval, the long axis of the water flow channel 3 is D, and D and D satisfy the following formula: D/D is more than or equal to 0.5 and less than or equal to 2. The shortest distance between the water flow channel 3 and the outer side wall of the runner body 1 is h, and h is 0.246 mm.
Example three:
as shown in fig. 7, the present embodiment is different from the first embodiment in that: the cross sections of the 10 water flow channels 3 are all square, the diameters of inscribed circles of the water flow channels are D, and D and D meet the following formula: D/D is more than or equal to 0.5 and less than or equal to 2. The shortest distance between the water flow channel 3 and the outer side wall of the runner body 1 is h, and h is 0.175 mm.
The utility model discloses except being used for common electrodialysis, can also be used to bipolar membrane electrodialysis, diffusion electrodialysis etc..
The above embodiments are only used to illustrate the technical solution of the present invention, and 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; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. An electrodialysis water distribution runner which is characterized in that:
comprises a runner body and a plurality of water flow channels;
a plurality of water flow channels are formed in the flow channel body, and the water flow channels penetrate through two side walls in the height direction of the flow channel body;
the cross section of each water flow channel is one of a circle, an ellipse or a regular polygon;
the shortest distance between the adjacent water flow channels is D;
when the cross section of the water flow channel is circular, the diameter of the water flow channel is d;
when the cross section of the water flow channel is elliptical, the long axis of the water flow channel is d;
when the cross section of the water flow channel is a regular polygon, the diameter of an inscribed circle of the water flow channel is d;
the D and D satisfy the following formula:
0.5≤d/D≤2。
2. an electrodialysis water distribution flow channel as claimed in claim 1, wherein:
the side wall of the flow channel body extends outwards to form an extension part;
the thickness of the extension part is 0.3-0.7 times of the thickness of the flow passage body.
3. An electrodialysis water distribution flow channel as claimed in claim 2, wherein:
the runner body, the extension part and the water flow channel are integrally formed.
4. An electrodialysis water distribution flow channel as claimed in claim 1, wherein:
a plurality of the water flow channels are arranged at equal intervals.
5. An electrodialysis water distribution flow channel as claimed in claim 1, wherein:
the shortest distance between the water flow channel and the outer side wall of the runner body is h, and h is 0.15-0.3 mm.
6. An electrodialysis water distribution flow channel as claimed in claim 1, wherein:
the height of the runner body is H, and H is 20-60 mm.
7. An electrodialysis water distribution flow channel as claimed in claim 1, wherein:
the number of the water flow channels is 4-12.
8. An electrodialysis separator, comprising:
comprises a plate frame, a liquid guide hole, a separation net and an electrodialysis water distribution flow channel as claimed in any one of claims 1-7;
both ends of the plate frame are provided with liquid guide holes;
the middle part of the plate frame is provided with a cavity;
the liquid guide hole is communicated with the cavity through the electrodialysis water distribution flow passage;
the separation net is arranged in the cavity.
9. Electrodialysis separator according to claim 8, characterized in that:
the liquid guide hole comprises an open hole and a closed hole;
the open holes and the closed holes are arranged at intervals;
the open hole is communicated with the water flow channel.
10. Electrodialysis separator according to claim 9, characterized in that:
a mounting hole is formed between the open hole and the cavity, and mounting grooves are formed in the plate frame on two sides of the mounting hole;
the two side walls of the flow channel body extend outwards to form extension parts, and one side surface of each extension part and one side surface of the flow channel body are positioned on the same horizontal plane;
the runner body is arranged in the mounting hole, and the extension part is arranged in the mounting groove;
after the installation, two sides of runner body thickness direction respectively with two sides on the sheet frame thickness direction are in same horizontal plane.
CN202021635797.XU 2020-08-07 2020-08-07 Electrodialysis water distribution runner and partition plate Active CN213253852U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021635797.XU CN213253852U (en) 2020-08-07 2020-08-07 Electrodialysis water distribution runner and partition plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021635797.XU CN213253852U (en) 2020-08-07 2020-08-07 Electrodialysis water distribution runner and partition plate

Publications (1)

Publication Number Publication Date
CN213253852U true CN213253852U (en) 2021-05-25

Family

ID=75970216

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021635797.XU Active CN213253852U (en) 2020-08-07 2020-08-07 Electrodialysis water distribution runner and partition plate

Country Status (1)

Country Link
CN (1) CN213253852U (en)

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