CN214736132U - Electrolysis device - Google Patents
Electrolysis device Download PDFInfo
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- CN214736132U CN214736132U CN202120080522.2U CN202120080522U CN214736132U CN 214736132 U CN214736132 U CN 214736132U CN 202120080522 U CN202120080522 U CN 202120080522U CN 214736132 U CN214736132 U CN 214736132U
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Abstract
The utility model relates to an electrolysis device, which comprises a shell, wherein the shell is provided with an electrolysis cavity, the shell is provided with a water inlet and a water outlet which are communicated with the electrolysis cavity, an electrolysis cell group is arranged in the electrolysis cavity, and the electrolysis cell group comprises an anode sheet and a cathode sheet which are oppositely arranged; a cathode chamber is formed between the cathode sheet and the shell, a water passing chamber is formed between the anode sheet and the cathode sheet, the water inlet is communicated with the cathode chamber and the water passing chamber, and the water outlet is communicated with the cathode chamber and the water passing chamber; the anode piece is connected with an anode conducting strip, and a packaging structure is arranged on the anode conducting strip; two groups of exchange membrane groups are arranged in the water passing chamber, one group of exchange membrane group comprises at least one proton exchange membrane, one group of exchange membrane group is arranged at one side of the water passing chamber close to the packaging structure, and the other group of exchange membrane group is arranged at the other side of the water passing chamber relative to the previous group of exchange membrane group; the cathode sheet is provided with a plurality of through holes at positions corresponding to the exchange membranes.
Description
Technical Field
The utility model relates to an electrochemistry technical field especially relates to electrolytic device.
Background
An aqueous solution containing ozone and other oxidizing groups can be prepared by using water or an aqueous electrolyte as a raw material and using an electrolyzer. The existing electrolytic cell for preparing ozone or ozone water is basically composed of an anode and a cathode or composed of an anode, a cathode and a membrane which is clamped between the anode and the cathode and plays a role of proton exchange, wherein the membrane which plays other roles is not clamped between the electrodes.
In the prior art, as an effective means for radiating a proton exchange membrane and improving a water receiving area, a through hole is often formed in a position, corresponding to the proton exchange membrane, on a cathode plate, however, too many through holes are formed in positions where water paths pass through, a water body can generate circular flow at the through holes, the resistance of the water body is large due to the fact that the circular flow is too much, the flow rate of water flow is reduced, ozone water cannot be efficiently taken out at a low flow rate, and the ozone conversion rate is limited.
In addition, in order to avoid the contact of the water body of the reaction with the conducting strip of the anode strip, the anode strip is usually packaged, the current density at the anode packaging position in the electrolytic cell is high, the heat productivity is high, and the electrode strip is possibly burnt out due to excessive heat accumulation, so that the service life is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings of the prior art, and provides an electrolysis device to solve the problems.
An electrolytic device comprises a shell, wherein an electrolytic cavity is formed in the shell, a water inlet and a water outlet which are communicated with the electrolytic cavity are formed in the shell, an electrolytic cell group is arranged in the electrolytic cavity and comprises an anode sheet, a cathode sheet and an exchange membrane group which are oppositely arranged;
a cathode chamber is formed between the cathode sheet and the shell, and a water passing chamber is formed between the anode sheet and the cathode sheet;
the anode sheet is connected with an anode conducting sheet, and a packaging structure is arranged on the anode conducting sheet;
the exchange membrane group comprises at least one proton exchange membrane, and the exchange membrane group is arranged on one side of the water passing cavity close to the packaging structure;
the cathode sheet is provided with a plurality of through holes at positions corresponding to the proton exchange membranes.
Further, the shell comprises an electrode plate base and an electrode plate top seat, the electrode plate base and the electrode plate top seat are connected to form the electrolysis cavity, the water inlet and the water outlet, the anode conducting strip comprises an electric pin part and a connecting part which are connected with each other, the connecting part is connected with the anode strip, the packaging structure comprises a pressing block, and the pressing block is pressed on the anode conducting strip and corresponds to the connecting part and is provided with a glue injection hole.
Furthermore, each through hole and the proton exchange membrane correspondingly arranged are arranged in a staggered mode.
Furthermore, the through holes and the corresponding proton exchange membrane partially overlapped parts are arranged in a staggered mode.
Furthermore, a water passing gap is formed between the electrolytic cell group and the side wall of the shell, the water passing gap is communicated with the water inlet and the water outlet, and the water passing gap is communicated with the water passing chamber and the cathode chamber.
Further, the exchange membrane group comprises a piece of proton exchange membrane, and the proton exchange membrane is attached to the edge of the cathode piece or a position close to the edge.
Further, the exchange membrane group comprises at least two proton exchange membranes, and each proton exchange membrane of the group is linearly arranged along a straight line.
Further, the number of the electrolytic cell groups is at least two groups.
The utility model has the advantages that:
first, during the electrolytic bath operation, the water flows into the electrolysis intracavity from the water inlet, is turned into oxidizing radicals such as ozone in positive pole department, and proton exchange membrane can carry out effective heat dissipation through the through-hole rather than relative setting, avoids burning out to, the heat that the positive pole piece produced in positive pole encapsulation department is scattered in the through-hole that is close to in positive pole encapsulation department through offering on the negative pole piece, avoids the heat to gather. Second, rivers flow through water cavity and negative pole cavity and flow through, the water disperses around to, the through-hole corresponds proton exchange membrane and sets up, set up on the side of negative pole piece, the resistance that the water received when flowing through from the well way is little, can realize moving forward fast, the velocity of flow is big, scouring force is big, ozone dissolved in the aquatic is shifted to delivery port department fast, the conversion rate of ozone has been improved, it leads to the water to produce too many circulations in chute department to have solved among the prior art on the negative pole piece each department set up the through-hole, the resistance that receives is big, the water velocity of flow is slow, be unfavorable for the problem that ozone shifts fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic view of an electrolytic apparatus according to an embodiment.
FIG. 2 is a partially exploded view of an embodiment of an electrolyzer.
FIG. 3 is a sectional view of an electrolytic device in one embodiment.
FIG. 4 is a partial top view of an electrolytic device in one embodiment.
FIG. 5 is a schematic view of a partial structure of an electrolyzer in an embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts belong to the protection scope of the present invention.
The utility model provides an electrolytic device for the preparation contains the oxidizing radical water of ozone, wherein, the utility model discloses a flow direction and the plate electrode of rivers are parallel in the electrolytic bath, as shown in figure 1, figure 2 and figure 3, its structure is:
the electrolytic cell comprises a shell 100, wherein an electrolytic cavity is formed in the shell 100, a water inlet 101 and a water outlet 102 which are communicated with the electrolytic cavity are formed in the shell 100, an electrolytic cell group is arranged in the electrolytic cavity and comprises an anode sheet 200, a cathode sheet 300 and an exchange membrane group which are arranged oppositely. A cathode chamber 501 is formed between the cathode sheet 300 and the housing 100, and a water passing chamber 502 is formed between the anode sheet 200 and the cathode sheet 300.
Wherein, the electrolysis chamber comprises a cathode chamber 501 and a water passing chamber 502, for example, the water inlet 101 is communicated with the cathode chamber 501, for example, the water inlet 101 is communicated with the water passing chamber 502. The water flow enters from the water inlet 101 and can be split to flow into the water passing chamber 502 and the cathode chamber 501. For example, the water outlet 102 is communicated with the cathode chamber 501, for example, the water outlet 102 is communicated with the water passing chamber 502, for example, the water outlet 102 is communicated with both the cathode chamber 501 and the water passing chamber 502. The water body containing ozone and other oxidizing groups formed by low-pressure electrolytic conversion flows out from the water passing chamber 502 and the cathode chamber 501 to the water outlet 102.
The anode sheet 200 is connected with an anode conductive sheet 290, and the anode conductive sheet 290 is provided with a packaging structure. Specifically, the anode sheet 200 is provided with the anode conductive sheet 290 for realizing electric conduction, the anode conductive sheet 290 is connected with one side of the anode sheet 200, the anode conductive sheet 290 and the position of the anode sheet 200 connected with the anode conductive sheet 290 are packaged, and the problem of short circuit caused by the water body contacting the anode conductive sheet 290 is avoided.
Further, the present invention provides an embodiment of an anode package, as shown in fig. 2 and fig. 3, the anode package has a specific structure: the housing 100 includes an electrode plate base 120 and an electrode plate top base 110, the electrode plate base 120 and the electrode plate top base 110 are connected to form the electrolysis chamber, the water inlet 101 and the water outlet 102, the anode sheet 200 is provided with an anode conductive sheet 290, the anode conductive sheet 290 includes an electric lead part and a connecting part which are connected with each other, the connecting part is connected with the anode sheet 200, the packaging structure includes a pressing block 900, the pressing block 900 is pressed on the anode conductive sheet 290 and a glue injection hole 901 is formed corresponding to the connecting part. The connecting part and the power connection pin part are integrally formed, the connecting part is connected with the anode sheet 200, sealant is injected into the sealant injection hole 901, the water body is prevented from contacting the anode conducting strip 290, and the power connection pin part is connected to an external power supply to realize conduction. The rest of the examples, not repeated.
As shown in fig. 2, the exchange membrane assembly includes at least one proton exchange membrane 400, and the exchange membrane assembly is disposed at one side of the water passing chamber 502 close to the encapsulation structure, and the cathode sheet 300 is provided with a plurality of through holes 301 at positions corresponding to the proton exchange membranes 400.
It should be understood that the anode sheet 200 and the cathode sheet 300 are closely attached to both surfaces of the proton exchange membrane 400 in the water passing chamber, respectively.
Wherein, the electrolysis chamber has included water passing chamber 502, and anode strip 200 and negative pole piece 300 set up in the electrolysis chamber and the space between anode strip 200 and the negative pole piece 300 is defined as water passing chamber 502, and exchange membrane group's proton exchange membrane 400 just sets up in water passing chamber 502, and it can be understood that, the both sides of water passing chamber 502 are the both sides of electrolysis chamber in the position equally, and the one side that water passing chamber 502 is close to the positive pole encapsulation department is cathode strip 300 equally, the electrolysis chamber is close to the one side of positive pole encapsulation.
The through holes 301 are formed with respect to the pem 400, and therefore, it is understood that the through holes 301 are formed at the side of the cathode sheet 300 close to the anode sealing portion, and correspond to the side of the electrolysis chamber close to the anode sealing portion in spatial position. Therefore, in the utility model discloses in, through-hole 301 not only can dispel the heat, improve proton exchange membrane 400 to proton exchange membrane 400 the area of receiving water, can also dispel the heat to it through-hole 301 that is close to positive pole encapsulation department, avoids the heat to gather and burns out the polar plate.
The utility model has the advantages that: first, during the operation of the electrolytic cell, the water flows into the electrolytic chamber from the water inlet 101, and is turned into the oxidation groups such as ozone at the anode, the proton exchange membrane 400 can be cooled through the through hole 301 arranged opposite to the through hole to avoid burning out, and the heat generated by the anode sheet 200 at the encapsulation position is dissipated through the through hole 301 arranged close to the anode encapsulation position on the cathode sheet 300 to avoid heat accumulation. Second, rivers are from crossing water cavity 502 and negative pole cavity 501 and flow through, the water is to scattering all around, through-hole 301 corresponds proton exchange membrane 400 and sets up, set up on the side of negative pole piece 300, the resistance that the water received when flowing through from the median pass is little, can realize moving forward fast, the velocity of flow is big, scouring force is big, ozone dissolved in the aquatic is by the rapid transfer to delivery port 102 department, the conversion rate of ozone has been improved, it leads to the water to produce too many circulations in chute department to have solved among the prior art to set up through-hole 301 everywhere on negative pole piece 300, the resistance that receives is big, the water velocity of flow is slow, be unfavorable for the problem that ozone shifts fast.
In order to improve the heat dissipation efficiency, the through hole 301 is preferably opened at a position at or near the edge of the cathode sheet 300. The through hole 301 is made to be as close to the anode packaging position as possible, and better heat dissipation is achieved. Further, the exchange membrane group comprises a piece of proton exchange membrane, and the proton exchange membrane is attached to the edge of the cathode piece or a position close to the edge.
In one embodiment, as shown in fig. 3, each through hole 301 is staggered with the proton exchange membrane 400 disposed correspondingly thereto, and the staggered positions of the proton exchange membrane 400 and the through holes 301 are tightly attached to the cathode sheet 300 and fixed.
It should be understood that, in the low-pressure electrolysis process, ozone is generated on the anode, so that the generated ozone exists in the water passing chamber 502, while the space of the water passing chamber 502 formed by the gap between the anode sheet 200 and the cathode sheet 300 is small, the water passing through is small, the ozone is not easy to carry out, and the ozone accumulation near the anode can cause the reduction of the conversion rate. In order to accelerate the transfer of ozone and enable the ozone to be rapidly transferred out of the water passing chamber 502 to improve the conversion efficiency of ozone, it is preferable that, as shown in fig. 3, each through hole 301 is arranged in a staggered manner with respect to the corresponding partial overlapping portion of the proton exchange membrane 400, that is, a part of the through hole 301 is not overlapped with the proton exchange membrane 400, because the through hole 301 is in a staggered manner with respect to the proton exchange membrane 400, the cathode chamber 501 and the water passing chamber 502 are communicated with each other through the through hole 301, the contact area between the water body and the proton exchange membrane 400 can be increased, the ozone generation efficiency is improved, the water content of the proton exchange membrane 400 is higher, most importantly, the ozone in the water passing chamber 502 can be transferred into the rapid cathode chamber 501 through the through hole 301 and carried to the water outlet 102 by the large water flow flowing through, because the rapid transfer of ozone enables the anode sheet 200 to maintain efficient operation, the high-concentration ozone is continuously generated, so that the conversion efficiency of the ozone and the concentration of the ozone water are greatly improved.
Further, as shown in fig. 4, a water gap 509 is formed between the electrolytic cell group and the side wall of the housing 100, the water gap 509 is communicated with the water inlet 101 and the water outlet 102, and the water gap 509 is communicated with the water passing chamber 502 and the cathode chamber 501. The water body gets into in negative pole chamber 501 and the water cavity 502 by water inlet 101, the water body is to scattering all around, some gets into water cavity 502 and negative pole chamber 501, another part gets into water clearance 509, water clearance 509 can increase the area of contact of water body and proton exchange membrane 400, improve proton conductivity of proton exchange membrane 400, through the size relation of the cross-section that sets up water clearance 509 and the cross-section of water cavity 502 and negative pole chamber 501, can make the water velocity of crossing in the water clearance 509 be greater than the water velocity of water cavity 502 and negative pole chamber 501, make the ozone that produces in the water clearance 509 can be taken away fast, and then improved ozone concentration.
As another expanded example, the exchange membrane group includes at least two pieces of the proton exchange membranes 400, and each of the proton exchange membranes 400 of the group is linearly arranged along a straight line, and the straight line direction is parallel to the water flow direction of the water inlet 101. Specifically, in one embodiment, as shown in fig. 5, a set of exchange membrane groups includes two proton exchange membranes 400, the two proton exchange membranes 400 in the set are linearly arranged along a straight line, a plurality of through holes 301 are formed in the cathode sheet 300 corresponding to the proton exchange membranes 400, and the specific number of the through holes 301 is determined according to an actual production situation. In other embodiments, each of the pem 400 may not be aligned along a straight line, and the description thereof is not repeated.
As an expanded embodiment, in order to improve the overall stability and reliability of the electrolysis apparatus, an electrolysis apparatus is proposed, and another group of exchange membrane groups is further disposed in the water passing chamber 502, as shown in fig. 4 and 5, one group of exchange membrane groups includes at least one proton exchange membrane 400, one group of exchange membrane groups is disposed on one side of the water passing chamber close to the encapsulation structure, and another group of exchange membrane groups is disposed on the other side of the water passing chamber 502 opposite to the previous group of exchange membrane groups. That is, two sets of the exchange membrane sets are respectively disposed at two sides of the water passing chamber 502, one set of the exchange membrane set is disposed at one side of the water passing chamber 502, and the other set of the exchange membrane set is disposed at the other side of the water passing chamber 502, wherein one side is a side of the water passing chamber 502 close to the anode encapsulation position.
The cathode sheet 300 has a plurality of through holes 301 formed at positions corresponding to the proton exchange membranes 400.
The two exchange membrane groups are respectively disposed at two sides of the electrolysis chamber, and one exchange membrane group includes at least one proton exchange membrane 400. Specifically, one set of exchange membrane group includes one piece of proton exchange membrane 400, that is, the first piece of proton exchange membrane 400 is disposed on one side of the electrolytic chamber close to the anode package, and the second piece of proton exchange membrane 400 is disposed on the other side of the electrolytic chamber opposite to the first piece of proton exchange membrane 400. The two proton exchange membranes 400 are respectively attached to the edges of the two sides of the cathode or the positions close to the edges of the two sides, that is, the first proton exchange membrane 400 is close to the anode packaging position as much as possible, and meanwhile, the through hole of the cathode sheet 300 is formed relative to the proton exchange membrane, so that the position of the through hole is close to the anode packaging position, and better heat dissipation is realized.
The electrolysis apparatus of the present embodiment has the following advantages in addition to the above-mentioned advantageous effects:
It should be understood that a stack of exchange membranes with a multi-layer structure may be provided, and the multi-layer exchange membrane groups are correspondingly attached, and the number of layers is set according to the actual situation, and in this embodiment, a description will not be repeated.
Wherein, the specific number of the through holes 301 of the cathode sheet 300 is determined according to the actual production situation. Which is specifically designed according to the interval between the through holes 301, the size of the cathode sheet 300, the size of the proton exchange membrane 400, and the like. In this example, the description is not repeated.
Further, the shape of the through hole 301 includes at least one of a circular ring shape, a polygonal shape, and an irregular pattern. The purpose of the through hole 301 is to dissipate heat, further, to dissipate heat and to allow ozone to be rapidly transferred, and therefore, the through hole 301 can achieve this function regardless of the shape, which is not described redundantly in this embodiment.
To provide the ozone concentration, in one embodiment, the number of banks of cells is at least two. For example, as shown in fig. 3, the number of the electrolytic cells is two, and in this embodiment, description is not redundant.
In the present invention, for example, the material of the anode sheet 200 is conductive nanodiamond, and the material of the cathode sheet 300 is stainless steel. The conductive nano-diamond anode sheet 200 and the stainless steel cathode sheet 300 are not easy to cause loss in the electrolytic process, and the service life of the electrolytic chamber can be effectively prolonged. The anode and the cathode may be made of other materials, and the above-mentioned materials are only partially applicable.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. An electrolysis device is characterized by comprising a shell, wherein an electrolysis cavity is formed in the shell, the shell is provided with a water inlet and a water outlet which are communicated with the electrolysis cavity, an electrolysis cell group is arranged in the electrolysis cavity, and the electrolysis cell group comprises an anode sheet, a cathode sheet and an exchange membrane group which are oppositely arranged;
a cathode chamber is formed between the cathode sheet and the shell, and a water passing chamber is formed between the anode sheet and the cathode sheet;
the anode sheet is connected with an anode conducting sheet, and a packaging structure is arranged on the anode conducting sheet;
the exchange membrane group comprises at least one proton exchange membrane, and the exchange membrane group is arranged on one side of the water passing cavity close to the packaging structure;
the cathode sheet is provided with a plurality of through holes at positions corresponding to the proton exchange membranes.
2. The electrolysis device according to claim 1, wherein the housing comprises an electrode plate base and an electrode plate top seat, the electrode plate base and the electrode plate top seat are connected to form the electrolysis chamber, the water inlet and the water outlet, the anode conductive sheet comprises an electric lead part and a connecting part which are connected with each other, the connecting part is connected with the anode sheet, the packaging structure comprises a pressing block, and the pressing block is pressed on the anode conductive sheet and provided with glue injection holes corresponding to the connecting part.
3. The electrolyzer of claim 1 wherein each of said through holes is staggered with respect to the proton exchange membrane disposed in correspondence therewith.
4. The electrolyzer of claim 3 wherein each of said through holes is offset from its corresponding proton exchange membrane portion.
5. The electrolyzer of claim 1 wherein a water gap is formed between the series of cells and the side wall of the housing, the water gap communicating with the water inlet and the water outlet, and the water gap communicating with the water passing chamber and the cathode chamber.
6. The electrolysis device according to claim 1, wherein the exchange membrane group comprises a sheet of the proton exchange membrane, and the proton exchange membrane is attached to the edge of the cathode sheet or a position close to the edge.
7. The electrolyzer of claim 1 wherein said group of exchange membranes comprises at least two of said proton exchange membranes, each of said proton exchange membranes of said group being linearly arranged along a line.
8. The electrolyzer of claim 1 characterized in that the number of said series of cells is at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120080522.2U CN214736132U (en) | 2021-01-11 | 2021-01-11 | Electrolysis device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120080522.2U CN214736132U (en) | 2021-01-11 | 2021-01-11 | Electrolysis device |
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| CN214736132U true CN214736132U (en) | 2021-11-16 |
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| CN202120080522.2U Active CN214736132U (en) | 2021-01-11 | 2021-01-11 | Electrolysis device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592201A (en) * | 2022-03-31 | 2022-06-07 | 广州德百顺蓝钻科技有限公司 | Electrolysis device |
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2021
- 2021-01-11 CN CN202120080522.2U patent/CN214736132U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592201A (en) * | 2022-03-31 | 2022-06-07 | 广州德百顺蓝钻科技有限公司 | Electrolysis device |
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