CN205556792U - Zero pole span electrolysis trough - Google Patents
Zero pole span electrolysis trough Download PDFInfo
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- CN205556792U CN205556792U CN201620268172.1U CN201620268172U CN205556792U CN 205556792 U CN205556792 U CN 205556792U CN 201620268172 U CN201620268172 U CN 201620268172U CN 205556792 U CN205556792 U CN 205556792U
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- cell body
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- cathode
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Abstract
The utility model discloses a zero pole span electrolysis trough, including cell body and capping, be provided with one in the cell body and be used for separating the ionic membrane for cathode chamber and anode chamber with the cell body, the cathode chamber and positive pole indoor arrangement has negative pole and a positive pole, and the negative pole is including the current collection sheet layer, elasticity stratum reticulare, cathode screen layer, the negative pole active coating layer that stack gradually the setting, and negative pole active coating layer laminate in the ionic membrane sets up, be provided with left gas outlet and right gas outlet on the lid, the bottom of cell body is provided with left inlet and right inlet, is provided with left liquid outlet and right liquid outlet on the lateral wall of cell body. The utility model discloses a set up the negative pole for stacking gradually current collection sheet layer, elasticity stratum reticulare, cathode screen layer, negative pole active coating layer for anode and cathode's distance is the thickness of ionic membrane, has improved current efficiency simultaneously, has slowed down the speed that the interior subassembly of electrolysis trough corrodes, has prolonged the life of electrolysis trough.
Description
Technical field
This utility model belongs to electrolysis tech, particularly relates to a kind of zero polar distance electrolytic bath.
Background technology
Ion-exchange membrane method electrolytic cell is as current state-of-the-art Electrolytic Alkali process units, and the performance of its excellence has been obtained for the abundant accreditation of chlor-alkali industry.But in the face of the energy is the most in short supply, national government is correlated with functional department's continuous reinforcing ring keeping reason and the situation that improves power conservation requirement, the chlor-alkali industry energy saving to electrolysis bath of having to proposes higher target and requirement.
And the approach that electrolysis bath is saved energy and reduce the cost is concentrated mainly on the improvement aspect of cell construction, electrode coating performance.Wherein reduce electrode distance, raising electrode performance has become to be currently able to be greatly lowered tank voltage, thus has reduced the unique channel of electrolysis energy consumption.At present, occur in that zero polar distance electrolytic bath, although it to a certain degree reduces energy consumption, but the corrosion of each assembly is accelerated in being easily caused electrolysis bath in its electrolytic process, such as anodic attack is serious, thus cause regular replacing electrolyzer assembly, it is unfavorable for the reduction of production cost and the raising of production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of zero polar distance electrolytic bath, it is intended to solves electrolysis bath easy inner assembly corrosion in prior art and causes the problem that production cost increases, production efficiency reduces soon.
This utility model is realized in, a kind of zero polar distance electrolytic bath, including cell body and groove lid, one it is provided with for described cell body being divided into the ionic membrane of cathode chamber and anode chamber in described cell body, negative electrode and anode that described ionic membrane of all fitting is arranged it is respectively disposed with in described cathode chamber and described anode chamber, current collection flaggy that described negative electrode includes being cascading, elastic web layer, negative electrode stratum reticulare, cathode activity coating, and described cathode activity coating fits in described ionic membrane and arranges；The left gas outlet and right gas outlet connected respectively it is provided with described cathode chamber and described anode chamber on described lid, the bottom of described cell body is provided with the left inlet and right inlet connected respectively with described cathode chamber and described anode chamber, and the sidewall of described cell body is provided with the left liquid outlet and right liquid outlet connected with described cathode chamber and described anode chamber respectively；Wherein, described current collection flaggy is nickel screen, and described elastic web layer is the nickel wire mesh grid of cross section undulate, and described negative electrode stratum reticulare is woven by the nickel wire of a diameter of 0.2mm and forms.
Preferably, described groove lid is provided with the negative electrode and anelectrode being connected with described negative electrode and described anode respectively, described anelectrode and a tie breaker to connect.
Preferably, described anode includes titanio layer and anode active coating, and described anode active coating fits on described ionic membrane.
This utility model overcomes the deficiencies in the prior art, a kind of zero polar distance electrolytic bath is provided, it stacks gradually current collection flaggy, elastic web layer, negative electrode stratum reticulare, cathode activity coating by being set to by negative electrode, make the thickness that distance is ionic membrane of negative electrode and anode, improve current efficiency simultaneously, slow down the speed of electrolysis bath inner assembly corrosion, extend the service life of electrolysis bath.
Accompanying drawing explanation
Fig. 1 is the attachment structure schematic diagram of zero polar distance electrolytic bath of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", on " ", D score, " front ", " afterwards ", " left ", " right ", " vertically ", " level ", " push up ", " end ", " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of the instruction such as " circumferential " are based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three etc., unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, term " is installed ", " being connected ", " connection ", the term such as " fixing " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
Refer to Fig. 1, embodiment of the present utility model provides a kind of zero polar distance electrolytic bath, including cell body 1 and groove lid 2, one it is provided with for described cell body 1 being divided into the ionic membrane 5 of cathode chamber 3 and anode chamber 4 in described cell body 1, negative electrode 6 and anode 7 that described ionic membrane 5 of all fitting is arranged it is respectively disposed with in described cathode chamber 3 and described anode chamber 4, current collection flaggy 61 that described negative electrode 6 includes being cascading, elastic web layer 62, negative electrode stratum reticulare 63, cathode activity coating 64, and described cathode activity coating 64 fits in described ionic membrane 5 and arranges；The left gas outlet 21 and right gas outlet 22 connected respectively it is provided with described cathode chamber 3 and described anode chamber 4 on described lid 2, the bottom of described cell body 1 is provided with the left inlet 11 and right inlet 12 connected respectively with described cathode chamber 3 and described anode chamber 4, and the sidewall of described cell body 1 is provided with the left liquid outlet 13 and right liquid outlet 14 connected with described cathode chamber 3 and described anode chamber 4 respectively；Wherein, described current collection flaggy 61 is nickel screen, and described elastic web layer 62 is the nickel wire mesh grid of cross section undulate, and described negative electrode stratum reticulare 63 is woven by the nickel wire of a diameter of 0.2mm and forms.
Concrete, current efficiency can be increased by current collection flaggy 61, reduce the corrosion rate of electrolysis bath inner assembly, negative electrode stratum reticulare 63 and the certain elastic force of cathode activity coating 64 then can be given by elastic web layer 62, cathode activity coating 64 is made to fit on ionic membrane 5, which shorten the distance between negative electrode 6 and anode 7, reduce power consumption.
Simultaneously, the bottom of cell body 1 be provided with respectively with cathode chamber 3 and the left inlet 11 of anode chamber 4 and right inlet 12, water and refined saturated sodium chloride solution is inputted respectively by left inlet 11 and right inlet 12, with the water lost after supplementary electrolysis and sodium chloride, and the sodium hydroxide solution that left liquid outlet 13 and right liquid outlet 13 are formed after discharging electrolysis respectively and light salt brine, thus ensure that the persistence electrolysis of electrolysis bath Inner electrolysis matter, it significantly increases electrolytic efficiency；And, groove lid 2 is provided with left gas outlet 21 and right gas outlet 22, in order to hydrogen and chlorine that electrolysis is formed are discharged in time and collects, it is to avoid electrolysis bath internal gas pressure is too high and increases its danger.
In actual application; in order to avoid causing the damage of electrolysis bath inner assembly because electric current is excessive; the electrolysis bath of the present embodiment also includes a tie breaker 8; concrete; the present embodiment is provided with the negative electrode 23 being connected with described negative electrode 6 and described anode 7 respectively and anelectrode 24 on described groove lid 2; described anelectrode 24 is connected with above-mentioned tie breaker 8, to realize the protection to whole electrolytic circuit.
Wherein, anode 7 described in the present embodiment includes titanio layer 71 and anode active coating 72, and described anode active coating 72 fits on described ionic membrane 5, thus further adds current efficiency.
Shortcoming and defect compared to prior art, this utility model has the advantages that and stacks gradually current collection flaggy, elastic web layer, negative electrode stratum reticulare, cathode activity coating by being set to by negative electrode, make the thickness that distance is ionic membrane of negative electrode and anode, improve current efficiency simultaneously, slow down the speed of electrolysis bath inner assembly corrosion, extend the service life of electrolysis bath.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (3)
1. a polar distance electrolytic bath, it is characterized in that, including cell body and groove lid, one it is provided with for described cell body being divided into the ionic membrane of cathode chamber and anode chamber in described cell body, negative electrode and anode that described ionic membrane of all fitting is arranged it is respectively disposed with in described cathode chamber and described anode chamber, current collection flaggy that described negative electrode includes being cascading, elastic web layer, negative electrode stratum reticulare, cathode activity coating, and described cathode activity coating fits in described ionic membrane and arranges；The left gas outlet and right gas outlet connected respectively it is provided with described cathode chamber and described anode chamber on described groove lid, the bottom of described cell body is provided with the left inlet and right inlet connected respectively with described cathode chamber and described anode chamber, and the sidewall of described cell body is provided with the left liquid outlet and right liquid outlet connected with described cathode chamber and described anode chamber respectively；Wherein, described current collection flaggy is nickel screen, and described elastic web layer is the nickel wire mesh grid of cross section undulate, and described negative electrode stratum reticulare is woven by the nickel wire of a diameter of 0.2mm and forms.
Zero polar distance electrolytic bath the most according to claim 1, it is characterised in that be provided with the negative electrode and anelectrode being connected with described negative electrode and described anode respectively, described anelectrode and a tie breaker on described groove lid and connect.
Zero polar distance electrolytic bath the most according to claim 2, it is characterised in that described anode includes titanio layer and anode active coating, and described anode active coating fits on described ionic membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620268172.1U CN205556792U (en) | 2016-04-05 | 2016-04-05 | Zero pole span electrolysis trough |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620268172.1U CN205556792U (en) | 2016-04-05 | 2016-04-05 | Zero pole span electrolysis trough |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205556792U true CN205556792U (en) | 2016-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620268172.1U Expired - Fee Related CN205556792U (en) | 2016-04-05 | 2016-04-05 | Zero pole span electrolysis trough |
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| CN (1) | CN205556792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111727274A (en) * | 2018-02-22 | 2020-09-29 | 松下知识产权经营株式会社 | Device for electrolysis |
-
2016
- 2016-04-05 CN CN201620268172.1U patent/CN205556792U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111727274A (en) * | 2018-02-22 | 2020-09-29 | 松下知识产权经营株式会社 | Device for electrolysis |
| CN111727274B (en) * | 2018-02-22 | 2022-09-09 | 松下知识产权经营株式会社 | Device for electrolysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20180405 |
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| CF01 | Termination of patent right due to non-payment of annual fee |