CN213538138U

CN213538138U - Cathode electrophoresis impurity ion purification equipment

Info

Publication number: CN213538138U
Application number: CN202021974334.6U
Authority: CN
Inventors: 张智
Original assignee: Jiante Membrane Separation Equipment Changchun Co ltd
Current assignee: Jiante Membrane Separation Equipment Changchun Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-25
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a cathode electrophoresis impurity ion clarification plant, including utmost point cistern, first circulating pump and purification subassembly, the purification subassembly includes casing, a plurality of positive membrane, a plurality of negative membrane, positive pole and negative pole, the anode mounting is in on one side inner wall of casing, the negative pole is installed on the opposite side inner wall of casing, and is a plurality of positive membrane and a plurality of the negative membrane sets up in turn in the casing, positive membrane with constitute first utmost point water passageway between the negative pole, negative membrane with constitute second utmost point water passageway between the positive pole, and is a plurality of positive membrane and a plurality of constitute a plurality of fresh water passageways and a plurality of dense water passageway between the negative membrane, the lateral part intercommunication of casing has the waste liquid to collect the subassembly. The utility model discloses can avoid the waste of pure water, can effectual reduction follow-up sewage treatment's load pressure, can effectual reduction electrophoresis operation running cost.

Description

Cathode electrophoresis impurity ion purification equipment

Technical Field

The utility model relates to an electrophoresis edulcoration technical field, concretely relates to cathode electrophoresis impurity ion clarification plant.

Background

At present, cathode electrophoresis coating process is mostly cathode electrophoresis coating, the electrophoresis lacquer that uses is cationic electrophoresis lacquer, electrophoresis lacquer adsorbs under the electric field effect and forms the paint film on the work piece surface, in the electrophoresis process, along with the work piece process, can have a large amount of impurity ions to be detained in the electrophoresis tank, including but not limited to metal ions such as sodium ion, magnesium ion, aluminium ion, iron ion and sulfate ion, carbonate ion, anion such as chloride ion, when these impurity ion concentrations are too high, appear the shrinkage cavity when can leading to electrophoresis lacquer application layering, phenomenons such as granule, it is comparatively serious to have an outward appearance influence.

In order to ensure that the impurity ions are in a controllable range (meet the process requirements), a common domestic coping method is to separate the impurity ions by using an anode system, and the specific method comprises the following steps: the electrophoresis tank is internally provided with an anode system, an electrode of the anode system is electrified to be a positive electrode, an electrophoresis workpiece is a negative electrode, cationic electrophoretic paint is adsorbed on the surface of the workpiece, negative ions enter into the anolyte under the selective permeability of an anode system membrane, the conductivity of the anolyte tank liquid is monitored in real time, and when the conductivity exceeds a process index, the anolyte is discharged and the pure water is supplemented, so that great difficulty is brought to subsequent sewage treatment while the pure water is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cathode electrophoresis impurity ion clarification plant can avoid the waste of pure water to the recovery of medicament, can effectual reduction subsequent sewage treatment's load pressure, can effectual reduction running cost to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cathode electrophoresis impurity ion purification device, which comprises an electrode liquid tank, a first circulating pump and a purification component, the liquid tank is communicated with the liquid inlet end of the first circulating pump through a liquid outlet pipe, the liquid outlet end of the first circulating pump is communicated with the purification component, the purification component is communicated with the polar liquid tank and comprises a shell, a plurality of anode membranes, a plurality of cathode membranes, an anode and a cathode, the anode is arranged on the inner wall of one side of the shell, the cathode is arranged on the inner wall of the other side of the shell, a plurality of anode membranes and a plurality of cathode membranes are alternately arranged in the shell, a first polar water channel is formed between the anode membrane and the cathode, a second polar water channel is formed between the cathode membrane and the anode, a plurality of fresh water channels and a plurality of concentrated water channels are formed between the anode membrane and the cathode membrane, and the side part of the shell is communicated with a waste liquid collecting assembly.

The utility model discloses an in the embodiment, the waste liquid collection subassembly includes second circulating pump and collecting vessel, feed liquor pipe and first utmost point water passageway, second utmost point water passageway and a plurality of dense water passageway intercommunication are passed through to one side of collecting vessel, the feed liquor end of second circulating pump with the collecting vessel intercommunication, the play liquid end of second circulating pump with the feed liquor end intercommunication of casing.

The utility model discloses an in the embodiment, the bottom intercommunication of collecting vessel has the fluid-discharge tube, install the ball valve on the fluid-discharge tube.

In an embodiment of the present invention, the liquid outlet end of the first circulation pump is respectively communicated with the liquid inlet end of the housing through a liquid guide tube.

In one embodiment of the invention, a filter is mounted on the catheter.

In an embodiment of the present invention, the lateral portion of the housing is communicated with a connecting pipe, and the connecting pipe is communicated with the fresh water passage.

To sum up, owing to adopted above-mentioned technique, the beneficial effects of the utility model are that:

the utility model discloses in, when the anolyte of needs antipodal liquid inslot purifies, open first circulating pump, send into the casing with the solution of utmost point inslot, to purifying the subassembly power supply, under direct current electric field's effect, directional migration is made to the ion in the solution, and the positive membrane only allows the cation to pass, anion only allows the anion to pass, thereby intercept anion in the second polar water passageway, intercept cation in first polar water passageway, through the separation that purifies the subassembly, the fresh water after getting rid of cation and anion is discharged into utmost point cistern from fresh water passageway again, can be with anion and cation separation and concentration in the solution, be convenient for centralized processing, running cost when can effectually saving electrophoresis operation.

Drawings

Fig. 1 is a schematic structural diagram in an embodiment of the present invention;

fig. 2 is a schematic sectional view of the housing in the embodiment of the present invention;

fig. 3 is a schematic side view of the collecting barrel according to the embodiment of the present invention.

In the figure: 1. an electrode liquid tank; 2. a first circulation pump; 3. a second circulation pump; 4. a purification assembly; 401. a housing; 402. a positive membrane; 403. a negative film; 404. an anode; 405. a cathode; 406. a first polar water channel; 407. a second polar water channel; 408. a fresh water channel; 409. a concentrated water channel; 5. a liquid outlet pipe; 6. a waste liquid collection assembly; 7. a collection barrel; 8. a liquid discharge pipe; 9. a ball valve; 10. a catheter; 11. a filter; 12. and (4) connecting the pipes.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific situation of the specification.

The utility model provides a cathode electrophoresis impurity ion purification device, as shown in figures 1-3, comprising an electrode liquid tank 1, a first circulating pump 2 and a purification component 4, wherein the electrode liquid tank 1 is communicated with the liquid inlet end of the first circulating pump 2 through a liquid outlet pipe 5, the liquid outlet end of the first circulating pump 2 is communicated with the purification component 4, the purification component 4 is communicated with the electrode liquid tank 1, the purification component 4 comprises a shell 401, a plurality of anode membranes 402, a plurality of cathode membranes 403, an anode 404 and a cathode 405, the anode 404 is arranged on the inner wall of one side of the shell 401, the cathode 405 is arranged on the inner wall of the other side of the shell 401, a plurality of anode membranes 402 and a plurality of cathode membranes 403 are alternately arranged in the shell 401, a first electrode water channel 406 is formed between the anode membranes 402 and the cathode 405, a second electrode water channel 407 is formed between the cathode membranes 403 and the anode 404, a plurality of fresh water channels 408 and a plurality of concentrated water channels 409 are formed between the plurality of anode membranes 402 and the plurality of cathode membranes 403, the side of the housing 401 is communicated with the waste liquid collecting assembly 6, when the anode liquid in the anode liquid tank 1 needs to be purified, the first circulating pump 2 is opened, the solution in the anode liquid tank 1 is sent into the housing 401, the purifying assembly 4 is powered, ions in the solution are directionally migrated under the action of the direct current electric field, the anode membranes 402 only allow cations to pass through, the cathode membranes 403 only allow anions to pass through, so that the anions are retained in the second anode water channels 407, the cations are retained in the first anode water channels 406, the fresh water after the cations and the anions are removed is discharged into the anode liquid tank 1 from the fresh water channels 408, the anions and the cations in the solution can be separated and concentrated, the concentrated treatment is convenient, and the waste of the pure water is reduced, the running cost in the electrophoresis operation is reduced.

In this example, the waste liquid collecting assembly 6 includes a second circulating pump 3 and a collecting barrel 7, one side of the collecting barrel 7 is communicated with a first polar water passage 406, a second polar water passage 407 and a plurality of concentrated water passages 409 through a liquid inlet pipe, a liquid inlet end of the second circulating pump 3 is communicated with the collecting barrel 7, a liquid outlet end of the second circulating pump 3 is communicated with a liquid inlet end of the housing 401, a liquid outlet pipe 8 is communicated with the bottom of the collecting barrel 7, a ball valve 9 is installed on the liquid outlet pipe 8, a cation solution trapped in the first polar water passage 406, an anion solution in the second polar water passage 407 and a high-concentration anion and cation mixed solution in the concentrated water passages flow into the collecting barrel 7, then the mixed solution in the collecting barrel 7 is sent into the purifying assembly 4 by the second circulating pump 3, and is repeatedly filtered, after the solution collected by the collecting barrel 7 reaches a certain degree, is discharged from the drain pipe 8.

In this example, the liquid outlet end of the first circulation pump 2 is respectively communicated with the liquid inlet end of the shell 401 through a liquid guide pipe 10, a filter 11 is installed on the liquid guide pipe 10, the filter 11 is used for filtering the solution entering the shell 401, the inside of the purification assembly 4 is ensured to be clean, the work load of the purification assembly 4 is reduced, the side part of the shell 401 is communicated with a connecting pipe 12, the connecting pipe 12 is communicated with a plurality of fresh water channels 408, the purified water can flow into the polar liquid tank 1 to be continuously used, and the electrophoresis cost is reduced.

The working principle is as follows: when the device is used, when the anolyte in the anolyte tank 1 needs to be purified, the first circulating pump 2 is started, the solution in the anolyte tank 1 is sent into the shell 401, the purification component 4 is powered, ions in the solution are directionally migrated under the action of a direct-current electric field, the positive membrane 402 only allows cations to pass through, the negative membrane 403 only allows anions to pass through, so that the anions are retained in the second anolyte channel 407, the cations are retained in the first anolyte channel 406, the cations are separated by the purification component 4, and then the fresh water with the cations and the anions removed is discharged into the anolyte tank 1 from the fresh water channel 408.

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.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a cathode electrophoresis impurity ion clarification plant, includes utmost point cistern (1), first circulating pump (2) and purification unit (4), its characterized in that: the liquid pole tank (1) is communicated with the liquid inlet end of the first circulating pump (2) through a liquid outlet pipe (5), the liquid outlet end of the first circulating pump (2) is communicated with the purification component (4), the purification component (4) is communicated with the liquid pole tank (1), the purification component (4) comprises a shell (401), a plurality of anode membranes (402), a plurality of cathode membranes (403), an anode (404) and a cathode (405), the anode (404) is installed on the inner wall of one side of the shell (401), the cathode (405) is installed on the inner wall of the other side of the shell (401), the anode membranes (402) and the cathode membranes (403) are alternately arranged in the shell (401), a first liquid pole channel (406) is formed between the anode membranes (402) and the cathode (405), and a second liquid pole channel (407) is formed between the cathode membranes (403) and the anode (404), a plurality of fresh water channels (408) and a plurality of concentrated water channels (409) are formed between the plurality of positive membranes (402) and the plurality of negative membranes (403), and the side part of the shell (401) is communicated with a waste liquid collecting component (6).

2. The cathode electrophoresis impurity ion purification apparatus of claim 1, wherein: waste liquid collection subassembly (6) include second circulating pump (3) and collecting vessel (7), one side of collecting vessel (7) is passed through feed liquor pipe and first utmost point water passageway (406), second utmost point water passageway (407) and a plurality of dense water passageway (409) intercommunication, the inlet port of second circulating pump (3) with collecting vessel (7) intercommunication, the play liquid end of second circulating pump (3) with the inlet port intercommunication of casing (401).

3. The cathode electrophoresis impurity ion purification apparatus of claim 2, wherein: the bottom of the collecting barrel (7) is communicated with a liquid discharge pipe (8), and a ball valve (9) is installed on the liquid discharge pipe (8).

4. The cathode electrophoresis impurity ion purification apparatus of claim 1, wherein: the liquid outlet end of the first circulating pump (2) is respectively communicated with the liquid inlet end of the shell (401) through a liquid guide pipe (10).

5. The cathodic electrophoresis impurity ion purification apparatus of claim 4, wherein: the liquid guide pipe (10) is provided with a filter (11).

6. The cathode electrophoresis impurity ion purification apparatus of claim 1, wherein: the side part of the shell (401) is communicated with a connecting pipe (12), and the connecting pipe (12) is communicated with the fresh water channels (408).