CN217732756U - Electrodialysis baffle - Google Patents

Abstract

The utility model discloses an electrodialysis baffle belongs to electrodialysis technical field, its technical scheme main points include baffle body, baffle body includes electrodialysis board and frame, the lateral wall of electrodialysis board and the inside wall fixed connection of frame, the electrodialysis board is from last to being down by first cloudy rete in proper order, first positive rete, the cloudy rete of second and the positive rete of second are constituteed, the top of first cloudy rete and the cloudy rete of second is provided with first dense water runner and the dense water runner of second respectively, first positive rete and the positive rete top of second are provided with first fresh water runner and second fresh water runner respectively, set up the liquid flow channel between two consecutive cloudy retes and positive rete, and stagger the position in first water distribution hole and the second water distribution hole that set up above cloudy rete and the positive rete each other, make the electrodialysis baffle be difficult for causing after the pressurized and sink, be difficult for causing the jam, be difficult for producing the seepage, strengthen the life of electrodialysis baffle.

Description

Electrodialysis baffle

Technical Field

The utility model relates to an electrodialysis technical field, in particular to electrodialysis 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 electrodialysis partition plate is an important structure in the electrodialysis technology, an electrodialysis liquid distribution flow channel and a plate frame of the electrodialysis partition plate in the prior art are integrally formed, a liquid flow channel can only be arranged on the surface of the electrodialysis liquid distribution flow channel, and is easy to collapse due to pressure, block a liquid flow groove, have poor sealing performance and easily generate leakage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to above problem, provide an electrodialysis baffle and solve above-mentioned liquid flow channel and can only set up on electrodialysis cloth liquid runner surface, the pressurized causes easily and sinks, blocks up the liquid flow groove, and the leakproofness is poor, produces the problem of seepage easily.

The utility model discloses a realize like this, an electrodialysis baffle, including the baffle body, the baffle body includes electrodialysis board and frame, the lateral wall of electrodialysis board and the inside wall fixed connection of frame, the electrodialysis board comprises first cloudy rete, first positive rete, the cloudy rete of second and the positive rete of second from last to down in proper order, the top of first cloudy rete and the cloudy rete of second is provided with first dense water runner and the dense water runner of second respectively, first positive rete and the positive rete top of second are provided with first fresh water runner and second fresh water runner respectively, the left and right sides of first cloudy rete and the cloudy rete upper end of second all runs through and has seted up a plurality of first water distribution holes, the left and right sides of first positive rete and the positive rete upper end of second all runs through and has seted up a plurality of second water distribution holes.

In order to make the electrodialysis baffle be difficult for causing after the pressurized to sink, be difficult for blockking up the liquid flow groove, conduct the utility model discloses a preferred of electrodialysis baffle, the position in first water distribution hole and second water distribution hole staggers each other.

In order to do benefit to the even rivers of album liquid runner, as the utility model discloses an electrodialysis baffle is preferred, the liquid distribution runner has all been seted up to one side in first water distribution hole and second water distribution hole, the water catch bowl has been seted up to the inside in liquid distribution runner, a plurality of liquid flow grooves and a plurality of sandwich liquid flow channel have been seted up to the inside of water catch bowl, and a plurality of sandwich liquid flow channel and a plurality of liquid flow groove intercommunication.

In smoothly flowing into sandwich flow path in order to do benefit to the inside catchment of liquid flow groove, conduct the utility model discloses a electrodialysis baffle is preferred, the inside bottom in liquid flow groove is higher than the inside bottom of sandwich flow path.

Compared with the prior art, the beneficial effects of the utility model are that:

this kind of electrodialysis baffle, the frame plays protection and sealed effect to the electrodialysis board, the phenomenon of revealing is prevented to appear, the electrodialysis board is from last to down comprising first negative membranous layer, first positive membranous layer, negative membranous layer of second and the positive membranous layer in proper order, set up the fluid flow channel between continuous two negative membranous layers and positive membranous layer, and stagger the position in first water distribution hole and the second water distribution hole of seting up negative membranous layer and positive membranous layer top each other, make the electrodialysis baffle be difficult for causing the collapse after the pressurized, be difficult for blockking up the chute, be difficult for producing the seepage, the life of reinforcing electrodialysis baffle.

Drawings

FIG. 1 is an overall structure diagram of an electrodialysis partition board of the present invention;

FIG. 2 is a sectional view of the analytic plate of the present invention;

fig. 3 is a top view structural diagram of the first cathode membrane layer and the first concentrated water channel of the present invention;

fig. 4 is a top view structural diagram of the first anode film layer and the first fresh water flow channel of the present invention;

fig. 5 is an enlarged structural view of a portion a in fig. 4 according to the present invention.

In the figure, 1, a separator body; 101. an infiltration plate; 102. a frame; 103. a first cathodic film layer; 1031. a first concentrated water channel; 104. a first anodic film layer; 1041. a first fresh water flow channel; 105. a second cathodic film layer; 1051. a second concentrated water channel; 106. a second anodic film layer; 1061. a second fresh water flow channel; 107. a first water distribution hole; 108. a second water distribution hole; 109. a liquid distribution runner; 1091. a water collection tank; 1092. a liquid flow groove; 1093. a sandwich flow channel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "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 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 thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, an electrodialysis spacer comprises a spacer body 1, the spacer body 1 comprises an electrodialysis plate 101 and a frame 102, an outer side wall of the electrodialysis plate 101 is fixedly connected with an inner side wall of the frame 102, the electrodialysis plate 101 is sequentially composed of a first anion membrane layer 103, a first anode membrane layer 104, a second anion membrane layer 105 and a second anode membrane layer 106 from top to bottom, a first concentrated water runner 1031 and a second concentrated water runner 1051 are respectively arranged above the first anion membrane layer 103 and the second anion membrane layer 105, a first fresh water runner 1041 and a second fresh water runner 1061 are respectively arranged above the first anode membrane layer 104 and the second anode membrane layer 106, a plurality of first water distribution holes 107 are respectively arranged on left and right sides of upper ends of the first anion membrane layer 103 and the second anion membrane layer 105, and a plurality of second water distribution holes 108 are respectively arranged on left and right sides of upper ends of the first anode membrane layer 104 and the second anode membrane layer 106.

In this embodiment: the frame 102 has a protection and sealing effect on the electrodialysis plate 101 to prevent leakage, the electrodialysis plate 101 is sequentially composed of a first cathode membrane layer 103, a first anode membrane layer 104, a second cathode membrane layer 105 and a second anode membrane layer 106 from top to bottom, a first concentrated water runner 1031 and a second concentrated water runner 1051 are respectively arranged above the first cathode membrane layer 103 and the second cathode membrane layer 105, a first fresh water runner 1041 and a second fresh water runner 1061 are respectively arranged above the first anode membrane layer 104 and the second anode membrane layer 106 to facilitate the arrangement of a liquid flow channel between the two connected cathode membrane layers and anode membrane layers, and the positions of a first water distribution hole 107 and a second water distribution hole 108 formed above the cathode membrane layer and the anode membrane layer are staggered with each other, so that collapse and leakage are not easily caused after the electrodialysis plate is compressed, a flow groove is not easily blocked, and the service life of the electrodialysis plate is prolonged.

As a technical optimization scheme of the utility model, the positions of the first water distribution holes 107 and the second water distribution holes 108 are staggered.

In this embodiment: the positions of the first water distribution holes 107 and the second water distribution holes 108 are staggered, so that the electrodialysis partition board is not easy to collapse after being pressed, and the launder is not easy to block.

As a technical optimization scheme of the utility model, liquid distribution runner 109 has all been seted up to one side of first water distribution hole 107 and second water distribution hole 108, and water catch bowl 1091 has been seted up to liquid distribution runner 109's inside, and a plurality of liquid flow groove 1092 and a plurality of sandwich liquid flow channel 1093 have been seted up to water catch bowl 1091's inside, and a plurality of sandwich liquid flow channel 1093 and a plurality of liquid flow groove 1092 intercommunication.

In this embodiment: liquid distribution channel 109 is convenient for evenly distribute the liquid, and water catch bowl 1091 undercut prevents that the phenomenon from revealing to collect liquid, and liquid groove 1092 intercommunication do benefit to the even rivers of collection liquid in saying.

As a technical optimization of the present invention, the bottom of the inside of the fluid trough 1092 is higher than the bottom of the inside of the sandwich fluid channel 1093.

In this embodiment: the interior bottom end of the fluid trough 1092 is higher than the interior bottom end of the sandwich fluid channel 1093, further facilitating the smooth flow of collected water inside the fluid trough 1092 into the sandwich fluid channel 1093.

The utility model discloses a theory of operation and use flow: firstly, the electrodialysis plate 101 is composed of a first negative membrane layer 103, a first positive membrane layer 104, a second negative membrane layer 105 and a second positive membrane layer 106 from top to bottom in sequence, so that a liquid flow channel is conveniently arranged between two connected negative membrane layers and positive membrane layers, and the positions of a first water distribution hole 107 and a second water distribution hole 108 arranged above the negative membrane layer and the positive membrane layer are staggered, so that the electrodialysis partition plate is not easy to collapse after being pressed, a flow groove is not easy to block, leakage is not easy to occur, and the service life of the electrodialysis partition plate is prolonged.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (4)

1. An electrodialysis separator comprising a separator body (1), characterized in that: the diaphragm body (1) comprises an electrodialysis plate (101) and a frame (102), the outer side wall of the electrodialysis plate (101) is fixedly connected with the inner side wall of the frame (102), the electrodialysis plate (101) is sequentially composed of a first anion membrane layer (103), a first cation membrane layer (104), a second anion membrane layer (105) and a second cation membrane layer (106) from top to bottom, a first concentrated water flow channel (1031) and a second concentrated water flow channel (1051) are respectively arranged above the first anion membrane layer (103) and the second anion membrane layer (105), a first fresh water flow channel (1041) and a second fresh water flow channel (1061) are respectively arranged above the first cation membrane layer (104) and the second cation membrane layer (106), a plurality of first water distribution holes (107) are respectively formed in the left side and the right side of the upper ends of the first anion membrane layer (103) and the second anion membrane layer (105), and a plurality of second water distribution holes (108) are respectively formed in the left side and the right side of the upper ends of the first cation membrane layer (104) and the second cation membrane layer (106).

2. An electrodialysis separator according to claim 1, wherein: the positions of the first water distribution holes (107) and the second water distribution holes (108) are staggered.

3. An electrodialysis separator according to claim 1, wherein: liquid distribution runners (109) have been all seted up to one side of first water distribution hole (107) and second water distribution hole (108), water catch bowl (1091) have been seted up to the inside of liquid distribution runner (109), a plurality of liquid flow grooves (1092) and a plurality of sandwich flow passageway (1093) have been seted up to the inside of water catch bowl (1091), and a plurality of sandwich flow passageway (1093) and a plurality of liquid flow groove (1092) intercommunication.

4. An electrodialysis separator according to claim 3, wherein: the bottom end of the interior of the liquid flow groove (1092) is higher than the bottom end of the interior of the sandwich liquid flow channel (1093).

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