CN220251271U - Gas tightness monitoring frock - Google Patents
Gas tightness monitoring frock Download PDFInfo
- Publication number
- CN220251271U CN220251271U CN202320790720.7U CN202320790720U CN220251271U CN 220251271 U CN220251271 U CN 220251271U CN 202320790720 U CN202320790720 U CN 202320790720U CN 220251271 U CN220251271 U CN 220251271U
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- China
- Prior art keywords
- plate
- bottom plate
- polar
- limiting
- positioning
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses an air tightness monitoring tool, which comprises: the plate comprises a bottom plate, wherein two ends of the plate surface of the bottom plate are respectively provided with a positioning mechanism for fixing polar plates of different formats; the positioning mechanisms for the polar plates of different formats are not interfered with each other on the bottom plate, and the positioning structures are arranged at the two ends of the bottom plate respectively corresponding to the polar plates of different formats, so that the polar plates do not need to be switched for multiple times when being subjected to air tightness detection, equipment damage caused in the polar plate switching process is effectively avoided, the polar plates can be directly detected, and the measurement accuracy of products is effectively ensured.
Description
Technical Field
The utility model relates to the technical field of fuel cell sealing, in particular to an air tightness monitoring tool.
Background
In the production process of the MEA of the fuel cell, the air tightness detection is an important component for measuring the quality of products, and the stability and the quick switching of air tightness detection equipment are greatly required due to the quick upgrading of the products;
in the existing fuel cell MEA production process, the airtight detection equipment cannot be compatible when detecting the airtightness of the polar plate, so that the switching of each product is very troublesome, and the airtightness is demonstrated after the switching, so that a lot of resource waste is caused, and therefore, a multifunctional detection tool is required to be designed to realize the requirements of product upgrading and product quality stability.
Disclosure of Invention
The utility model aims to provide an air tightness monitoring tool, wherein positioning structures are arranged at two ends of a bottom plate respectively corresponding to polar plates of different formats, so that when the air tightness of the polar plates is detected, the polar plates do not need to be switched for multiple times, and the equipment damage caused in the polar plate switching process is effectively avoided.
The aim of the utility model can be achieved by the following technical scheme:
an air tightness monitoring tool, comprising:
the plate comprises a bottom plate, wherein two ends of the plate surface of the bottom plate are respectively provided with a positioning mechanism for fixing polar plates of different formats;
positioning mechanisms for polar plates of different shapes do not interfere with each other on the bottom plate.
As a further scheme of the utility model: the positioning mechanism comprises a limiting block group, wherein the limiting block group comprises one or more limiting blocks;
the number of the limiting blocks is matched with the number of the notches of the polar plates.
As a further scheme of the utility model: the notch of the polar plate is sleeved on the limiting block.
As a further scheme of the utility model: the positioning mechanism further comprises a positioning block, the positioning block is fixedly arranged on the bottom plate, and the positioning block is used for positioning and fixing the end face of the polar plate.
As a further scheme of the utility model: the end face of the polar plate is provided with a notch, and the positioning block is clamped in the notch of the end face of the polar plate.
As a further scheme of the utility model: the positioning mechanism further comprises limiting holes, and a plurality of limiting holes are formed in the bottom plate;
and the projection of the limiting hole and the through hole on the polar plate in the vertical direction is overlapped.
As a further scheme of the utility model: the limiting holes of the bottom plate are fixed with the through holes of the polar plates through limiting pins.
The utility model has the beneficial effects that: according to the utility model, the positioning structures are arranged at the two ends of the bottom plate respectively corresponding to the polar plates of different formats, so that when the air tightness of the polar plates is detected, the polar plates do not need to be switched for multiple times, the equipment damage caused in the polar plate switching process is effectively avoided, the polar plates can be directly detected, and the measurement precision of products is effectively ensured.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
FIG. 2 is a schematic structural view of embodiment 2 of the present utility model;
fig. 3 is a schematic structural view of embodiment 3 of the present utility model.
In the figure: 1. a bottom plate; 2. a positioning block; 3. a limiting hole; and 4, limiting the block group.
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.
Example 1
Referring to fig. 1, the utility model relates to an air tightness monitoring tool, which comprises a bottom plate 1, wherein the surface of the bottom plate 1 is flat and is used for checking the air tightness of the surface of a polar plate.
Specifically, a first fixing component for fixing the polar plate I is arranged at one end of the top surface of the bottom plate 1, and comprises a positioning block 2, a limiting hole 3 and a limiting block group 4;
the limiting block group 4 comprises a plurality of limiting blocks, the limiting blocks are fixedly arranged at one end of the bottom plate 1, the shapes of the limiting blocks are respectively matched with the notch formed in the first polar plate, the notch at one end of the first polar plate is sleeved on the limiting blocks in the mounting process of the first polar plate on the bottom plate 1, and the limiting is formed at the mounting position of the first polar plate on the bottom plate 1;
furthermore, based on the notch of one end face of the polar plate, an adaptive positioning block 2 is arranged on the plate face of the bottom plate 1, and in the positioning process of the polar plate I, the positioning block 2 is embedded into the notch of the end face of the polar plate I to form secondary positioning;
furthermore, a plurality of limiting holes 3 are further formed in the bottom plate 1, when the plate-limited-position block group 4 and the positioning block 2 are positioned on the bottom plate 1, the through hole in the plate one coincides with the projection of the limiting holes 3 in the vertical direction, the through hole in the plate one is fixed with the limiting holes 3 in the bottom plate 1 through limiting pins, the mounting stability of the plate one on the bottom plate 1 is further guaranteed, and the air tightness of the plate one is conveniently detected better.
Example 2
Referring to fig. 2, the implementation of this embodiment is basically the same as that of embodiment 1, except that the bottom plate 1 can be used for fixing polar plates of different models;
specifically, according to the notch, the notch and the through hole of the second polar plate at the other end of the bottom plate 1, the adaptive limiting block group 4, the positioning block 2 and the opened limiting hole 3 are correspondingly arranged, so that the two ends of the bottom plate 2 can be fixed on polar plates of different models.
Example 3
Referring to fig. 3, the implementation of this embodiment is basically identical to that of embodiment 2, except that the base plate 1 is configured in a cross-shaped structure, and the positioning mechanism is disposed at the end of the cross-shaped structure, so that the usage area of the base plate 1 is effectively expanded.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (5)
1. Gas tightness monitoring frock, its characterized in that includes:
the plate comprises a bottom plate (1), wherein two ends of the plate surface of the bottom plate (1) are respectively provided with a positioning mechanism for fixing polar plates of different models;
positioning mechanisms for polar plates of different shapes are not interfered with each other on the bottom plate (1);
the positioning mechanism comprises a limiting block group (4), and the limiting block group (4) comprises one or more limiting blocks;
the number of the limiting blocks is matched with the number of the notches of the polar plates;
the positioning mechanism further comprises a positioning block (2), the positioning block (2) is fixedly arranged on the bottom plate (1), and the positioning block (2) is used for positioning and fixing the end face of the polar plate.
2. The air tightness monitoring tool according to claim 1, wherein the notch of the polar plate is sleeved on the limiting block.
3. The air tightness monitoring tool according to claim 1, wherein the end face of the polar plate is provided with a notch, and the positioning block (2) is clamped in the notch of the end face of the polar plate.
4. The air tightness monitoring tool according to claim 1, wherein the positioning mechanism further comprises limiting holes (3), and a plurality of limiting holes (3) are formed in the bottom plate (1);
the projection of the limiting hole (3) and the through hole on the polar plate in the vertical direction is overlapped.
5. The air tightness monitoring tool according to claim 4, wherein the limiting hole of the bottom plate (1) and the through hole of the polar plate are fixed through a limiting pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320790720.7U CN220251271U (en) | 2023-04-11 | 2023-04-11 | Gas tightness monitoring frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320790720.7U CN220251271U (en) | 2023-04-11 | 2023-04-11 | Gas tightness monitoring frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220251271U true CN220251271U (en) | 2023-12-26 |
Family
ID=89228208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320790720.7U Active CN220251271U (en) | 2023-04-11 | 2023-04-11 | Gas tightness monitoring frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220251271U (en) |
-
2023
- 2023-04-11 CN CN202320790720.7U patent/CN220251271U/en active Active
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