CN221320112U - Easy-to-maintain PEM (proton exchange membrane) electrolytic tank - Google Patents
Easy-to-maintain PEM (proton exchange membrane) electrolytic tank Download PDFInfo
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- CN221320112U CN221320112U CN202323436320.5U CN202323436320U CN221320112U CN 221320112 U CN221320112 U CN 221320112U CN 202323436320 U CN202323436320 U CN 202323436320U CN 221320112 U CN221320112 U CN 221320112U
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- Prior art keywords
- sealing
- seat
- groups
- top seat
- base
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- 239000012528 membrane Substances 0.000 title description 3
- 238000007789 sealing Methods 0.000 claims abstract description 96
- 238000009423 ventilation Methods 0.000 claims abstract description 25
- 239000001257 hydrogen Substances 0.000 claims abstract description 17
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 17
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000005868 electrolysis reaction Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 239000003792 electrolyte Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The present utility model provides an easy to maintain PEM electrolyzer comprising: the novel sealing device comprises a top seat, fixing bolts and a sealing seat, wherein the fixing bolts are arranged at the upper ends of the inner sides of four groups of external corners of the top seat, a ventilation head is arranged on the right side of the upper end of the top seat, the fixing head is arranged at the upper end of the ventilation head, sealing sleeves are arranged on the outer sides of the ventilation head, two groups of sealing sleeves are arranged, an oxygen pipe is arranged on the outer sides of the sealing sleeves at the rear side, a hydrogen pipe is arranged on the outer sides of the sealing sleeves at the front end, and a connecting column is arranged at the lower end of the fixing bolts. Through using outer seal piston ring, can make sealing seat and sealing shell sealing connection, through using the spliced pole, can be fixed to footstock and base connection to keep sealing seat and the inboard connection effect of sealing shell, through using four sets of electrode slices, can carry out electrolytic reaction process to electrolyte, through using oxygen tube and hydrogen pipe, can collect oxygen and hydrogen.
Description
Technical Field
The utility model belongs to the technical field of PEM electrolytic tanks, and relates to an easy-to-maintain PEM electrolytic tank.
Background
PEM electrolyzers (proton exchange membrane electrolyzers) are an important device widely used in the fields of hydrogen production, fuel cells, electrolyzed water, etc. However, when maintenance is required for the PEM electrolyser, problems may arise if the disassembly is inconvenient.
If the PEM electrolyzer removal process is too complicated, maintenance personnel may take more time and effort to perform maintenance tasks. This may result in increased maintenance costs and may affect the normal operating time of the device.
During disassembly, if careless or improper tools are used, damage to the PEM electrolyzer or its internal components may result. This may lead to reduced equipment performance or the need to replace components, further increasing maintenance costs.
In the disassembly and maintenance of PEM electrolysers, operators may be exposed to some risk, such as electric shock, chemical corrosion, etc. These risks may increase if the device is not properly protected or is not operating properly.
If maintenance of the PEM electrolyzer is not timely or adequate, it may result in reduced equipment performance. This may be manifested as reduced gas production efficiency, equipment leaks, etc., requiring more frequent maintenance and repair.
Due to the inconvenience of disassembly and maintenance, specialized service teams may need to be hired or specialized tools purchased to perform these tasks. This may result in increased maintenance costs and may affect the overall economics of the device.
Therefore, in order to ensure proper operation and extended service life of PEM electrolyzers, appropriate measures must be taken to address the problems of inconvenient disassembly and maintenance. This may include simplifying the disassembly process, improving the equipment design, providing training and technical support, etc., and thus there is a need for an easy to maintain PEM electrolyzer to address the above problems.
Disclosure of utility model
In view of the shortcomings of the prior art, the present utility model aims to provide a PEM electrolyzer which is easy to maintain and solves the problems set forth in the background art.
The utility model is realized by the following technical scheme: a PEM electrolyzer that is easy to maintain comprising: the upper ends of the inner sides of the four groups of external corners of the top seat are provided with fixing bolts;
The right side of the upper end of the footstock is provided with a ventilation head, the upper end of the ventilation head is provided with a fixed head, the outer side of the ventilation head is provided with sealing sleeves, the sealing sleeves are provided with two groups, the outer side of the sealing sleeve at the rear side is provided with an oxygen pipe, the outer side of the sealing sleeve at the front end is provided with a hydrogen pipe, and the lower end of the fixed bolt is provided with a connecting column;
The top seat lower extreme is equipped with the seal shell, the seal shell lower extreme is equipped with the base, the seal shell inboard is equipped with the electrolysis chamber, the electrolysis chamber upper end is equipped with the seal seat, the seal seat lower extreme is equipped with the electrode plate group, base lower extreme front end is equipped with the positive polar line, positive polar line rear side is equipped with the negative polar line.
As a preferred implementation mode, the top seat and the sealing seat are of an integrated structure, an outer sealing piston ring is arranged on the outer side of the sealing seat, the outer side of the sealing seat is movably and hermetically connected with the inner wall of the upper end of the inner side of the sealing shell, and the sealing seat and the sealing shell can be in sealing connection by using the outer sealing piston ring.
As a preferred embodiment, the sealing shell and the base are integrated, the cross section length and width of the top seat are the same as those of the base, and the external corners of the cross section of the top seat and the external corners of the base are rounded.
As a preferred implementation mode, a group of connecting holes are formed in the inner sides of the external corners of the top seat and the base, each group of connecting columns penetrate through the connecting holes in the top seat and the connecting holes in the base, the connecting columns are fixedly connected with the connecting columns in a penetrating mode through fixing bolts, the top seat and the base can be fixedly connected through the connecting columns, and the connecting effect of the sealing seat and the inner side of the sealing shell is maintained.
As a preferred implementation mode, the upper end of the connecting column is of a hollow structure, the inner side of the upper end of the connecting column is provided with internal threads, the upper side and the lower side of each group of connecting column are connected and fixed with a group of fixing bolts, and when the sealing seat is in sealing connection with the inner side of the sealing shell, the inside of the electrolytic cavity is of a sealing structure.
As a preferred implementation mode, the inside of the electrolysis cavity is filled with water, the electrode plate group is positioned at the middle position inside the electrolysis cavity, four groups of electrode plates are arranged inside the electrode plate group, each two groups of electrode plates are respectively electrically connected with the positive electrode wire and the negative electrode wire, and the electrolytic reaction process of the electrolyte can be carried out by using the four groups of electrode plates.
As a preferred implementation mode, the ventilation heads are provided with two groups, the two groups of ventilation heads have the same specification, the two groups of ventilation heads penetrate through the middle positions inside the top seat and the sealing seat, the ventilation heads and the sealing sleeve are integrated into a whole, the two groups of sealing sleeves are respectively in sealing connection with the oxygen pipe and the hydrogen pipe, and oxygen and hydrogen can be collected through the oxygen pipe and the hydrogen pipe.
After the technical scheme is adopted, the utility model has the beneficial effects that: through using outer seal piston ring, can make sealing seat and sealing shell sealing connection, through using the spliced pole, can be fixed to footstock and base connection to keep sealing seat and the inboard connection effect of sealing shell, through using four sets of electrode slices, can carry out electrolytic reaction process to electrolyte, through using oxygen tube and hydrogen pipe, can collect oxygen and hydrogen.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic top view of a PEM electrolyzer of the present utility model for easy maintenance;
FIG. 2 is a schematic bottom view of a PEM electrolyzer of the present utility model which is easy to maintain;
FIG. 3 is a top view of the interior of an electrolysis chamber of an easy to maintain PEM electrolyzer of the present utility model;
FIG. 4 is a left oblique bottom view of the electrode plate set and seal holder of an easy-to-maintain PEM electrolyzer of the present utility model;
In the figure: 100-footstock, 110-dead bolt, 120-ventilation head, 130-dead head, 140-sealing sleeve, 150-oxygen pipe, 160-hydrogen pipe, 170-connecting column, 180-sealing shell, 190-base, 200-positive electrode wire, 210-negative electrode wire, 220-electrolysis cavity, 230-electrode plate group, 240-sealing seat.
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. 1-4, an easy to maintain PEM electrolyzer comprising: top seat 100, fixing bolt 110 and sealing seat 240, fixing bolt 110 is set on the upper end of the inner side of four groups of external corners of top seat 100;
The right side of the upper end of the top seat 100 is provided with a ventilation head 120, the upper end of the ventilation head 120 is provided with a fixed head 130, the outer side of the ventilation head 120 is provided with sealing sleeves 140, two groups of sealing sleeves 140 are arranged, the outer side of the rear sealing sleeve 140 is provided with an oxygen pipe 150, the outer side of the front sealing sleeve 140 is provided with a hydrogen pipe 160, and the lower end of the fixed bolt 110 is provided with a connecting column 170;
The lower extreme of footstock 100 is equipped with seal shell 180, and seal shell 180 lower extreme is equipped with base 190, and seal shell 180 inboard is equipped with electrolysis chamber 220, and electrolysis chamber 220 upper end is equipped with seal 240, and seal 240 lower extreme is equipped with electrode plate group 230, and base 190 lower extreme front end is equipped with positive polar line 200, and positive polar line 200 rear side is equipped with negative polar line 210.
The top seat 100 and the sealing seat 240 are integrated, an outer sealing piston ring is arranged on the outer side of the sealing seat 240, the outer side of the sealing seat 240 is movably and hermetically connected with the inner wall of the upper end of the inner side of the sealing shell 180, and the sealing seat 240 and the sealing shell 180 can be hermetically connected by using the outer sealing piston ring.
The seal housing 180 and the base 190 are integrated, the cross section length and width of the top seat 100 are the same as those of the base 190, and the external corners of the cross sections of the top seat 100 and the base 190 are rounded.
The inner sides of the external corners of the top seat 100 and the base 190 are respectively provided with a group of connecting holes, each group of connecting columns 170 penetrate through the connecting holes in the top seat 100 and the connecting holes in the base 190, and are fixedly connected with the connecting columns 170 through the fixing bolts 110, so that the top seat 100 and the base 190 can be fixedly connected through the connecting columns 170, and the connecting effect of the sealing seat 240 and the inner side of the sealing shell 180 is maintained.
The upper end of the connecting column 170 is hollow, and the inner side of the upper end of the connecting column 170 is provided with internal threads, the upper side and the lower side of each group of connecting columns 170 are connected and fixed with a group of fixing bolts 110, and when the sealing seat 240 is in sealing connection with the inner side of the sealing shell 180, the inside of the electrolysis cavity 220 is of a sealing structure.
The inside of the electrolysis chamber 220 is filled with water, the electrode plate group 230 is positioned at the middle position inside the electrolysis chamber 220, four groups of electrode plates are arranged inside the electrode plate group 230, each two groups of electrode plates are respectively electrically connected with the positive electrode wire 200 and the negative electrode wire 210, and the electrolytic reaction process can be carried out on the electrolyte by using the four groups of electrode plates.
The ventilation heads 120 are provided with two groups, the two groups of ventilation heads 120 have the same specification, the two groups of ventilation heads 120 penetrate through the middle positions inside the top seat 100 and the sealing seat 240, the ventilation heads 120 and the sealing sleeve 140 are integrated into a whole, the two groups of sealing sleeves 140 are respectively connected with the oxygen pipe 150 and the hydrogen pipe 160 in a sealing way, and oxygen and hydrogen can be collected through the oxygen pipe 150 and the hydrogen pipe 160.
Referring to fig. 1-4, as a first embodiment of the present utility model: in order to solve the problems that if careless or improper tools are used in the disassembly process, the PEM electrolyzer or the internal components thereof may be damaged, which may result in reduced equipment performance or further increase in maintenance cost, firstly, when a worker needs to disassemble and maintain the interior of the PEM electrolyzer, because the upper end of the connecting column 170 is of a hollow structure and the inner side of the upper end of the connecting column 170 is provided with internal threads, the upper and lower sides of each group of connecting columns 170 are fixedly connected with one group of fixing bolts 110, firstly, the fixing bolts 110 at the upper ends of the four groups of connecting columns 170 are taken out, the fixing effect of the top seat 100 is relieved, then the worker removes the top seat 100, and meanwhile, because the top seat 100 and the sealing seat 240 are of an integral structure, the outer side of the sealing seat 240 is provided with an outer sealing piston ring, the outer side of the sealing seat 240 is movably connected with the inner wall of the inner side of the upper end of the sealing shell 180, and the worker can disassemble and maintain the electrode plates 230 after the water in the electrolytic cavity 220 is discharged.
Referring to fig. 1-4, as a second embodiment of the present utility model: based on the above description, further, since the sealing shell 180 and the base 190 are integrally formed, when the worker removes the top base 100, the water in the sealing shell 180 still exists in the electrolysis chamber 220, and the worker can directly recover or dump the water, so that the utility model is convenient and quick, and meanwhile, all the parts of the utility model can be independently and modularly disassembled, the replacement is convenient, and the maintenance cost is further reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. A PEM electrolyzer that is easy to maintain comprising: footstock (100), gim peg (110) and seal holder (240), its characterized in that: the upper ends of the inner sides of the four groups of external corners of the top seat (100) are provided with fixing bolts (110);
the right side of the upper end of the top seat (100) is provided with a ventilation head (120), the upper end of the ventilation head (120) is provided with a fixed head (130), the outer side of the ventilation head (120) is provided with sealing sleeves (140), the sealing sleeves (140) are provided with two groups, the outer side of the sealing sleeve (140) at the rear side is provided with an oxygen pipe (150), the outer side of the sealing sleeve (140) at the front end is provided with a hydrogen pipe (160), and the lower end of the fixed bolt (110) is provided with a connecting column (170);
The lower end of the top seat (100) is provided with a sealing shell (180), the lower end of the sealing shell (180) is provided with a base (190), the inner side of the sealing shell (180) is provided with an electrolysis cavity (220), the upper end of the electrolysis cavity (220) is provided with a sealing seat (240), the lower end of the sealing seat (240) is provided with an electrode plate group (230), the front end of the lower end of the base (190) is provided with a positive electrode wire (200), and the rear side of the positive electrode wire (200) is provided with a negative electrode wire (210).
2. A PEM electrolyser in accordance with claim 1, which is easy to maintain, characterized in that: the top seat (100) and the sealing seat (240) are of an integrated structure, an outer sealing piston ring is arranged on the outer side of the sealing seat (240), and the outer side of the sealing seat (240) is movably and hermetically connected with the inner wall of the upper end of the inner side of the sealing shell (180).
3. A PEM electrolyser in accordance with claim 2, wherein: the sealing shell (180) and the base (190) are integrated, the cross section length and width of the top seat (100) are the same as those of the base (190), and the external corners of the cross sections of the top seat (100) and the base (190) are rounded.
4. A PEM electrolyser in accordance with claim 3, which is easy to maintain, characterized in that: the inner sides of the external corners of the top seat (100) and the base (190) are respectively provided with a group of connecting holes, and each group of connecting columns (170) penetrates through the connecting holes in the top seat (100) and the connecting holes in the base (190) and is fixedly connected with the connecting columns (170) in a penetrating manner through the fixing bolts (110).
5. A maintenance-friendly PEM electrolyser according to claim 4 wherein: the upper end of the connecting column (170) is of a hollow structure, internal threads are arranged on the inner side of the upper end of the connecting column (170), each group of connecting columns (170) is connected and fixed with a group of fixing bolts (110), and when the sealing seat (240) is in sealing connection with the inner side of the sealing shell (180), the inside of the electrolysis cavity (220) is of a sealing structure.
6. A maintenance-friendly PEM electrolyser according to claim 5 wherein: the electrolytic cavity (220) is internally filled with water, the electrode plate group (230) is positioned in the middle position inside the electrolytic cavity (220), four groups of electrode plates are arranged inside the electrode plate group (230), and every two groups of electrode plates are respectively and electrically connected with the positive electrode wire (200) and the negative electrode wire (210).
7. A PEM electrolyser in accordance with claim 1, which is easy to maintain, characterized in that: the ventilation heads (120) are provided with two groups, the two groups of ventilation heads (120) are identical in specification, the two groups of ventilation heads (120) penetrate through the middle positions inside the top seat (100) and the sealing seat (240), the ventilation heads (120) and the sealing sleeve (140) are integrated into a whole, and the two groups of sealing sleeves (140) are respectively connected with the oxygen pipe (150) and the hydrogen pipe (160) in a sealing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323436320.5U CN221320112U (en) | 2023-12-15 | 2023-12-15 | Easy-to-maintain PEM (proton exchange membrane) electrolytic tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323436320.5U CN221320112U (en) | 2023-12-15 | 2023-12-15 | Easy-to-maintain PEM (proton exchange membrane) electrolytic tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221320112U true CN221320112U (en) | 2024-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323436320.5U Active CN221320112U (en) | 2023-12-15 | 2023-12-15 | Easy-to-maintain PEM (proton exchange membrane) electrolytic tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221320112U (en) |
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2023
- 2023-12-15 CN CN202323436320.5U patent/CN221320112U/en active Active
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