CN220246283U - Low-cost and high-conductivity polar plate group - Google Patents
Low-cost and high-conductivity polar plate group Download PDFInfo
- Publication number
- CN220246283U CN220246283U CN202321442162.1U CN202321442162U CN220246283U CN 220246283 U CN220246283 U CN 220246283U CN 202321442162 U CN202321442162 U CN 202321442162U CN 220246283 U CN220246283 U CN 220246283U
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- current collecting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000010936 titanium Substances 0.000 claims abstract description 32
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 32
- 239000007769 metal material Substances 0.000 claims abstract description 24
- 239000011148 porous material Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 28
- 230000005611 electricity Effects 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 16
- 239000002184 metal Substances 0.000 abstract description 16
- 238000005530 etching Methods 0.000 abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 18
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 7
- 229910001069 Ti alloy Inorganic materials 0.000 description 7
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 229910052804 chromium Inorganic materials 0.000 description 7
- 239000011651 chromium Substances 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 7
- 229910052737 gold Inorganic materials 0.000 description 7
- 239000010931 gold Substances 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910052697 platinum Inorganic materials 0.000 description 7
- 229910052709 silver Inorganic materials 0.000 description 7
- 239000004332 silver Substances 0.000 description 7
- 229910052725 zinc Inorganic materials 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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- Prevention Of Electric Corrosion (AREA)
Abstract
The utility model relates to the technical field of electrolytic tanks, in particular to a polar plate group with low cost and high conductivity, which comprises a current collecting plate and a runner plate, wherein a first opening is penetrated through the current collecting plate, a water passing sleeve is arranged on the inner wall of the first opening in a sliding manner, one end of the water passing sleeve props against the outer wall of the runner plate, a third opening is penetrated through the runner plate, a pore canal is penetrated through the water passing sleeve, and the pore canal is communicated with the third opening. The utility model adopts a thinner pure titanium plate as the runner plate, reduces the purchase cost of pure titanium metal, sets or coats other metal materials with higher conductivity than titanium on one side of the runner plate, and the metal materials comprise low-price metal which cannot be alloyed with pure titanium, and etches the runner on the other side, thereby not improving the etching difficulty while improving the conductivity and really reducing the cost.
Description
Technical Field
The utility model relates to the technical field of electrolytic tanks, in particular to a polar plate group with low cost and high conductivity.
Background
The electrolytic tank consists of a tank body, an anode and a cathode, the anode chamber and the cathode chamber are separated by a diaphragm, the PEM electrolytic water hydrogen production tank is one of the electrolytic tanks, and the PEM is mainly used as the diaphragm to separate hydrogen and oxygen, so that the hydrogen is collected, and the purpose of industrially producing hydrogen and using hydrogen is achieved.
In the use process of a PEM electrolytic water hydrogen production tank, water and electricity are usually required to be introduced into the electrolytic tank, so that electrochemical reaction is generated between the water and the electricity to generate hydrogen and oxygen, and at present, when the electricity and the water are introduced, the current collecting plate with integral property on an anode and a cathode is usually adopted, but the material of the current collecting plate with integral property is generally pure titanium or titanium alloy, the titanium alloy has higher hardness than pure titanium, the etching difficulty is increased, the etching cost is increased, the pure titanium is generally expensive, the purchasing cost is also increased, and a metal with good conductivity and low price and pure titanium cannot form the titanium alloy, so that the cost cannot be really reduced while the high conductivity is considered, and therefore, the design of a polar plate group with low cost and high conductivity is needed to solve the problems.
Disclosure of Invention
The utility model aims to provide a polar plate group with low cost and high conductivity, which solves the defects that the material of an integrally integrated current collecting plate provided in the background technology is generally pure titanium or titanium alloy, the titanium alloy has higher hardness than the pure titanium, the etching difficulty is increased, the etching cost is increased, the pure titanium is generally expensive, the purchasing cost is also increased, and the metal with good conductivity and low price and the pure titanium cannot form the titanium alloy, so that the cost cannot be really reduced while the high conductivity is simultaneously considered.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a polar plate group of low-cost and high conductivity, includes current collecting plate and runner board, run through on the current collecting plate and have first trompil, it has the water jacket to slide on the inner wall of first trompil, the one end of water jacket offset in on the outer wall of runner board, run through on the runner board and have the third trompil, run through on the water jacket and have the pore, and the pore is linked together with the third trompil.
Preferably, the flow channel plate is made of titanium metal, the thickness of the flow channel plate is 0.5mm-1.5mm, the current collecting plate is a metal material arranged on one side of the flow channel plate and propped against the flow channel plate, and the metal material comprises silver, copper, gold, aluminum, iron, chromium, platinum and zinc.
Preferably, the flow channel plate is made of titanium metal with the thickness of 0.5mm-1.5mm, and the current collecting plate is made of metal material plated on the flow channel plate, wherein the metal material comprises silver, copper, gold, aluminum, iron, chromium, platinum and zinc.
Preferably, an insulating plate is arranged on one side of the current collecting plate away from the flow channel plate, a second opening is penetrated through the insulating plate, the outer wall of the water passing sleeve slides on the inner wall of the second opening, and the center point of the second opening and the center point of the first opening are two points on the same shaft.
Preferably, the insulating plate is far away from one side of the current collecting plate is provided with an end plate, at least two first sealing grooves are formed in the outer wall of the end plate, one of the first sealing grooves is arranged on one side, close to the insulating plate, of the end plate, one of the first sealing grooves is arranged on one side, far away from the insulating plate, of the end plate, and a first sealing ring is correspondingly arranged on the inner wall of each first sealing groove.
Preferably, at least two second sealing grooves are formed in the two ends of the water passing sleeve, and a second sealing ring is correspondingly arranged on the inner wall of each second sealing groove.
Preferably, a runner is provided on a side of the runner plate away from the collecting plate, and the runner is communicated with the third opening.
Preferably, one end of the water passing sleeve, which is far away from the runner plate, is propped against a clamping sleeve joint, a through hole is penetrated on the clamping sleeve joint, and the through hole is communicated with the pore canal.
Preferably, a lug is fixedly connected to one side of the current collecting plate, and the lug is externally connected with a circuit and guides electricity to the current collecting plate.
Preferably, the end plate, the insulating plate, the current collecting plate and the flow channel plate are all penetrated with at least four mounting holes, a screw is correspondingly arranged on the inner wall of each mounting hole, and each screw is correspondingly in threaded connection with one side of the end plate away from the insulating plate.
Compared with the prior art, the utility model has the beneficial effects that: the polar plate group with low cost and high conductivity adopts a thinner pure titanium plate as a runner plate, so that the purchase cost of pure titanium metal is reduced, one side of the runner plate is provided with or plated with other metal materials with higher conductivity than titanium, the metal materials comprise low-price metal which cannot be alloyed with pure titanium, the runner is etched on the other side, the etching difficulty is not improved while the conductivity is improved, and the cost is truly reduced.
Firstly, through setting up thinner pure titanium runner board, reduced the volume of purchasing pure titanium, thinner titanium board also means that the degree of difficulty of etching is lower, and the board number of etching is more or the etching quality is more stable in unit time, has reduced purchase cost and has reduced the time cost of etching again and has improved the qualification rate.
Secondly, through setting up or plating in the higher conductivity metal material of than titanium of runner board one side, under the circumstances that does not influence the lower circumstances of the etching degree of difficulty of runner board another side, can be higher electricity utilization efficiency with electric through the current collecting plate lead into the electrolysis trough in, accomplish the improvement of electricity utilization efficiency, save electric power cost, and the metal material of higher conductivity than titanium of some low price can not with pure titanium alloy, can't use these low valence metal materials before, but now can use, more reduced the purchase cost of current collecting plate.
Thirdly, through setting up water jacket, first seal groove and second seal groove, when making water introduce the electrolysis trough, do not pass through and contact the collector plate, let the material of collector plate can not be anticorrosive low-price metal material, enlarged the scope of collector plate use, reduced material cost, for example when using iron as the metal material of collector plate, iron is easily corroded by water rust, consequently after using water jacket, can increase the life of electrolysis trough.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
fig. 3 is a schematic diagram of a cross-sectional exploded structure of the present utility model.
In the figure: 1. a current collecting plate; 2. a flow channel plate; 3. a first opening; 4. a second opening; 5. a water passing sleeve; 6. an insulating plate; 7. an end plate; 8. a first seal groove; 9. a second seal groove; 10. a launder; 11. a ferrule joint; 12. a through hole; 13. a lug; 14. a mounting hole; 15. and (5) a screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, an embodiment of the present utility model is provided: the utility model provides a polar plate group of low cost and high conductivity, includes current collector 1 and runner board 2, runs through on the current collector 1 has first trompil 3, and it has water jacket 5 to slide on the inner wall of first trompil 3, and water jacket 5's one end offsets on runner board 2's the outer wall, runs through on the runner board 2 has the third trompil, runs through on the water jacket 5 has the pore, and the pore is linked together with the third trompil.
Further, the flow channel plate 2 is made of titanium metal, the thickness of the titanium metal is 0.5mm-1.5mm, the current collecting plate 1 is a metal material which is arranged on one side of the flow channel plate 2 and is propped against the flow channel plate 2, and the metal material comprises silver, copper, gold, aluminum, iron, chromium, platinum and zinc.
Further, the runner plate 2 is made of titanium metal, the thickness of the runner plate is 0.5mm-1.5mm, the current collecting plate 1 is made of metal material plated on the runner plate 2, and the metal material comprises silver, copper, gold, aluminum, iron, chromium, platinum and zinc.
The metals of silver, copper, gold, aluminum, iron, chromium, platinum, and zinc are not limited to the materials used in the current collector 1, and the specific resistances of the exemplified metal materials are smaller than 420p/nQ.m of titanium, that is, the conductivity of the exemplified metal materials is better than that of titanium.
Further, an insulating plate 6 is arranged on one side, far away from the runner plate 2, of the current collecting plate 1, a second opening 4 penetrates through the insulating plate 6, the outer wall of the water passing sleeve 5 slides on the inner wall of the second opening 4, and the center point of the second opening 4 and the center point of the first opening 3 are two points on the same shaft.
Further, an end plate 7 is arranged on one side, far away from the current collecting plate 1, of the insulating plate 6, at least two first sealing grooves 8 are formed in the outer wall of the end plate 7, one of the first sealing grooves 8 is arranged on one side, close to the insulating plate 6, of the end plate 7, one of the first sealing grooves 8 is arranged on one side, far away from the insulating plate 6, of the end plate 7, and a first sealing ring is correspondingly arranged on the inner wall of each first sealing groove 8.
Further, two at least second seal grooves 9 have been seted up at the both ends of water jacket 5, and a second sealing washer is installed to the correspondence on the inner wall of every second seal groove 9, and the second sealing washer is placed to the second seal groove 9 on the water jacket, improves sealed effect, avoids water to spill over to on current collector 1 and the insulation board 6.
Further, a flow groove 10 is formed in one side, away from the collecting plate 1, of the flow channel plate 2, and the flow groove 10 is communicated with the third opening.
Further, the end of the water passing sleeve 5 far away from the runner plate 2 is propped against a clamping sleeve joint 11, a through hole 12 is penetrated on the clamping sleeve joint 11, the through hole 12 is communicated with the pore canal, the clamping sleeve joint 11 can be externally connected with a water source, and water is led into the water passing sleeve through the through hole 12.
Further, a lug 13 is fixedly connected to one side of the current collecting plate 1, the lug 13 is externally connected with a circuit and is used for leading electricity to the current collecting plate 1, the lug 13 can be externally connected with direct current, and the direct current is led to the current collecting plate 1.
Further, at least four mounting holes 14 are formed in the end plate 7, the insulating plate 6, the current collecting plate 1 and the flow channel plate 2 in a penetrating manner, a screw 15 is correspondingly arranged on the inner wall of each mounting hole 14, each screw 15 is correspondingly in threaded connection with a nut on one side, far away from the insulating plate 6, of the end plate 7, the screw 15 is matched with the nut on the other side to be in threaded connection, and positions of the end plate 7, the insulating plate 6, the current collecting plate 1 and the flow channel plate 2 are fixed.
In some embodiments, the external water source flows to the launder 10 through the through hole 12, the water passing sleeve 5 and the third opening in the ferrule joint 11, during which the water passing sleeve 5 is positioned on the inner walls of the first opening 3 and the second opening 4, the water flowing through the water passing sleeve 5 is isolated from contacting the inner walls of the first opening 3 and the second opening 4, that is, the water is prevented from contacting the current collecting plate 1 and the insulating plate 6, and the first sealing groove 8 and the second sealing groove 9 on the end plate 7 and the water passing sleeve 5 are provided with a first sealing ring and a second sealing ring, so that the sealing effect is improved, the water is prevented from contacting the current collecting plate 1 and the insulating plate 6, and the service life of the polar plate group is prolonged.
In some embodiments, the external direct current is input to the flow channel plate 2 through the lugs 13 and the flow channel plate 1, so that the direct current on the flow channel plate 2 is contacted with water to generate electrochemical reaction, the flow channel plate 1 is made of a metal material arranged on one side of the flow channel plate 2, the conductivity of the flow channel plate is better than that of the flow channel plate 2 made of titanium metal, the cost of the flow channel plate is lower than that of the flow channel plate 2 made of titanium metal, and after the materials of the flow channel plate 1 and the flow channel plate 2 are respectively arranged, the unalloyed flow channel plate 2 is simpler to etch, the etching cost is reduced, and metals such as silver, copper, gold, aluminum, iron, chromium, platinum, zinc and the like can be used.
In some embodiments, the external direct current is input to the flow channel plate 2 through the lugs 13 via the flow collecting plate 1, so that the direct current on the flow channel plate 2 is contacted with water to generate electrochemical reaction, the flow collecting plate 1 is made of metal material plated on the flow channel plate 2, the conductivity of the metal material is better than that of the flow channel plate 2 made of titanium, after the materials of the flow collecting plate 1 and the flow channel plate 2 are respectively arranged, the unalloyed flow channel plate 2 is simpler to etch, the etching cost is reduced, and metals such as silver, copper, gold, aluminum, iron, chromium, platinum, zinc and the like can be used.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A low cost and highly conductive electrode plate assembly comprising:
the flow collecting plate (1) and the flow passage plate (2), a first opening (3) is penetrated through the flow collecting plate (1), a water passing sleeve (5) is arranged on the inner wall of the first opening (3) in a sliding mode, one end of the water passing sleeve (5) props against the outer wall of the flow passage plate (2), a third opening is penetrated through the flow passage plate (2), a pore canal is penetrated through the water passing sleeve (5), the pore canal is communicated with the third opening, the flow passage plate (2) is made of titanium, and the thickness of the flow passage plate is 0.5-1.5 mm.
2. The low-cost and high-conductivity electrode plate group according to claim 1, wherein the current collecting plate (1) is a metal material provided on one side of the flow path plate (2) and abutted against the flow path plate (2).
3. The low-cost and highly conductive plate group according to claim 1, wherein the current collecting plate (1) is a metal material plated on the flow path plate (2).
4. The polar plate group with low cost and high conductivity according to claim 1, wherein an insulating plate (6) is arranged on one side of the current collecting plate (1) away from the runner plate (2), a second opening (4) is penetrated on the insulating plate (6), the outer wall of the water passing sleeve (5) slides on the inner wall of the second opening (4), and the center point of the second opening (4) and the center point of the first opening (3) are two points on the same axis.
5. The low-cost and high-conductivity polar plate group according to claim 4, wherein an end plate (7) is arranged on one side, far away from the current collecting plate (1), of the insulating plate (6), at least two first sealing grooves (8) are formed in the outer wall of the end plate (7), one first sealing groove (8) is arranged on one side, close to the insulating plate (6), of the end plate (7), one first sealing groove (8) is arranged on one side, far away from the insulating plate (6), of the end plate (7), and one first sealing ring is correspondingly arranged on the inner wall of each first sealing groove (8).
6. The polar plate group with low cost and high conductivity according to claim 1, wherein at least two second sealing grooves (9) are arranged at two ends of the water passing sleeve (5), and a second sealing ring is correspondingly arranged on the inner wall of each second sealing groove (9).
7. The low-cost and high-conductivity plate group according to claim 1, wherein a flow groove (10) is formed in a side of the flow channel plate (2) away from the current collecting plate (1), and the flow groove (10) is communicated with a third opening.
8. The polar plate group with low cost and high conductivity according to claim 1, wherein one end of the water passing sleeve (5) far away from the runner plate (2) is propped against a clamping sleeve joint (11), a through hole (12) is penetrated on the clamping sleeve joint (11), and the through hole (12) is communicated with a pore canal.
9. The low-cost and high-conductivity electrode plate set according to claim 4, wherein a lug (13) is fixedly connected to one side of the current collecting plate (1), and the lug (13) is externally connected with a circuit and guides electricity to the current collecting plate (1).
10. The low-cost and high-conductivity polar plate group according to claim 5, wherein the end plate (7), the insulating plate (6), the current collecting plate (1) and the runner plate (2) are all penetrated with at least four mounting holes (14), the inner wall of each mounting hole (14) is correspondingly provided with a screw (15), and each screw (15) is correspondingly in threaded connection with a nut on one side of the end plate (7) far away from the insulating plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442162.1U CN220246283U (en) | 2023-06-08 | 2023-06-08 | Low-cost and high-conductivity polar plate group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442162.1U CN220246283U (en) | 2023-06-08 | 2023-06-08 | Low-cost and high-conductivity polar plate group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220246283U true CN220246283U (en) | 2023-12-26 |
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ID=89229686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321442162.1U Active CN220246283U (en) | 2023-06-08 | 2023-06-08 | Low-cost and high-conductivity polar plate group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220246283U (en) |
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2023
- 2023-06-08 CN CN202321442162.1U patent/CN220246283U/en active Active
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