CN215952865U - Membrane electrode leak hunting device - Google Patents
Membrane electrode leak hunting device Download PDFInfo
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- CN215952865U CN215952865U CN202121874032.6U CN202121874032U CN215952865U CN 215952865 U CN215952865 U CN 215952865U CN 202121874032 U CN202121874032 U CN 202121874032U CN 215952865 U CN215952865 U CN 215952865U
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- membrane electrode
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- leakage detection
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Abstract
The utility model discloses a membrane electrode leakage detection device which comprises a leakage detection device main body, wherein a leakage detection cover plate and a leakage detection bottom plate are arranged on the leakage detection device main body, positioning blocks for positioning a membrane electrode are arranged on the periphery of the upper surface of the leakage detection bottom plate, a cavity is arranged in the leakage detection bottom plate, and an adjusting mechanism for adjusting the positions of the positioning blocks is arranged in the cavity. The utility model has the beneficial effects that: the positioning block is arranged on the leakage detection bottom plate, so that the membrane electrode can be positioned, the membrane electrode can be quickly placed at an accurate position, the detection accuracy and efficiency are improved, and the leakage detection bottom plate is reasonable in design, simple and practical; the membrane electrode positioning device has the advantages that the position of the positioning block can be adjusted by matching the adjusting knob, the screw rod, the nut, the connecting rod, the limiting block and the limiting rod, membrane electrodes of different specifications can be conveniently positioned, universality is realized, the operation is simple, and the adjustment is convenient and fast.
Description
Technical Field
The utility model relates to the technical field of detection equipment, in particular to a membrane electrode leakage detection device.
Background
A fuel cell is a chemical device that directly converts chemical energy of fuel into electrical energy, and is also called an electrochemical generator. It is a fourth power generation technology following hydroelectric power generation, thermal power generation and atomic power generation. The fuel cell converts the Gibbs free energy in the chemical energy of the fuel into electric energy through electrochemical reaction, and is not limited by the Carnot cycle effect, so the efficiency is high; in addition, fuel cells use fuel and oxygen as raw materials; meanwhile, no mechanical transmission part is arranged, so that no noise pollution is caused, and the discharged harmful gas is less. It follows that from the viewpoint of energy saving and ecological environment conservation, fuel cells are the most promising power generation technology, with MEAs being an important component thereof. An MEA is generally composed of three parts: the preparation process includes spraying catalyst on two sides of the proton exchange membrane and clamping the sprayed proton exchange membrane with the diffusion layer. There is a possibility of membrane electrode breakage during the spraying process, which requires leak testing of the membrane electrode.
The fuel cell membrane electrode leakage detection device disclosed in the Chinese utility model patent application publication No. CN209727384U has the advantages of simple structure and convenient assembly and disassembly; the clamping is easy, and the operation is convenient; the detection flow is simplified, the detection efficiency is greatly improved, the labor cost is saved, however, the utility model can not position the membrane electrode, and the detection accuracy is influenced if the position of the membrane electrode is not in place.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects that the prior art can not position a membrane electrode and the detection accuracy is influenced if the membrane electrode is not placed in place, and provides a membrane electrode leakage detection device.
The purpose of the utility model is realized by the following technical scheme: the membrane electrode leakage detection device comprises a leakage detection device main body, wherein a leakage detection cover plate and a leakage detection bottom plate are arranged on the leakage detection device main body, positioning blocks for positioning a membrane electrode are arranged at the edges of the periphery of the upper surface of the leakage detection bottom plate, a containing groove matched with the positioning blocks for use is formed in the leakage detection cover plate, a cavity is formed in the leakage detection bottom plate, and an adjusting mechanism for adjusting the positions of the positioning blocks is arranged in the cavity.
Optionally, the inner side of the positioning block is provided with an inclined surface.
Optionally, the adjusting mechanism includes adjust knob, screw rod, nut, connecting rod and spacing subassembly, the one end of screw rod is worn out the bottom plate that leaks hunting and is connected with adjust knob, nut and screw rod threaded connection, the one end and the nut of connecting rod are connected, the other end and the locating piece connection of connecting rod, spacing subassembly sets up the one side of keeping away from the connecting rod at the nut.
Optionally, the screw rod is rotatably connected with the leakage detection bottom plate through a rotary joint.
Optionally, the limiting assembly comprises a limiting block and a limiting rod, the limiting block is connected with the nut, the limiting block is located on the limiting rod, and the limiting rod is connected with the leakage detection bottom plate.
Optionally, a through hole matched with the limiting rod is formed in the limiting block, and the limiting rod penetrates through the limiting block and is in sliding connection with the limiting block.
The utility model has the following advantages:
1. according to the utility model, the positioning block is arranged on the leakage detection bottom plate, so that the membrane electrode can be positioned, the membrane electrode can be rapidly placed at an accurate position, the detection accuracy and efficiency are improved, and the result design is reasonable, simple and practical.
2. The membrane electrode positioning device has the advantages that the position of the positioning block can be adjusted by matching the adjusting knob, the screw, the nut, the connecting rod, the limiting block and the limiting rod, membrane electrodes with different specifications can be conveniently positioned, and the membrane electrode positioning device is universal, simple to operate and convenient and quick to adjust.
Drawings
FIG. 1 is a schematic diagram of the present invention.
FIG. 2 is a top view of the leak floor of the present invention.
FIG. 3 is a schematic cross-sectional view taken along the direction A-A of the leakage cover plate and the leakage base plate of FIG. 1 according to the present invention.
Fig. 4 is an enlarged view of the utility model at a in fig. 3.
In the figure, 1, a leak detection device main body; 2. a leakage detection cover plate; 3. a leak detection bottom plate; 4. positioning blocks; 5. accommodating grooves; 6. adjusting a knob; 7. a screw; 8. a nut; 9. a connecting rod; 10. a limiting block; 11. a limiting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, a membrane electrode device that leaks hunting, including the device main part 1 that leaks hunting, be provided with on the device main part 1 that leaks hunting apron 2 and bottom plate 3 that leaks hunting, the upper surface of bottom plate 3 that leaks hunting all is provided with locating piece 4 to the membrane electrode location all around, the inboard of locating piece 4 sets up to the inclined plane, and structural design is reasonable, be convenient for guide and place the membrane electrode, be provided with holding tank 5 with 4 cooperation uses of locating piece on the apron 2 that leaks hunting, be provided with the cavity in the bottom plate 3 that leaks hunting, be provided with the adjustment mechanism of adjusting the 4 positions of locating piece in the cavity.
As an optional technical scheme of the utility model: adjustment mechanism includes adjust knob 6, screw rod 7, nut 8, connecting rod 9 and spacing subassembly, leak hunting bottom plate 3 is worn out and is connected with adjust knob 6 to the one end of screw rod 7, screw rod 7 rotates with leak hunting bottom plate 3 through rotary joint and is connected, the screw rod 7 of being convenient for stably rotates, nut 8 and screw rod 7 threaded connection, moreover, the steam generator is simple in structure, the transmission is convenient, the one end and the nut 8 of connecting rod 9 are connected, the other end and the locating piece 4 of connecting rod 9 are connected, spacing subassembly sets up the one side of keeping away from connecting rod 9 at nut 8.
As an optional technical scheme of the utility model: the limiting assembly comprises a limiting block 10 and a limiting rod 11, the limiting block 10 is connected with the nut 8, the limiting block 10 is positioned on the limiting rod 11, and the limiting rod 11 is connected with the leakage detection bottom plate 3; the limiting block 10 is provided with a through hole matched with the limiting rod 11, the limiting rod 11 penetrates through the limiting block 10 and is in sliding connection with the limiting block, the nut 8 can be limited, and the nut 8 can linearly move along the length direction of the screw 7.
The working process of the utility model is as follows:
the positioning block 4 is arranged on the leakage detection bottom plate 3, so that the membrane electrode can be positioned, the membrane electrode can be quickly placed at an accurate position, the detection accuracy and efficiency are improved, and the leakage detection bottom plate is reasonable in design, simple and practical; when membrane electrodes of different specifications need to be positioned, the adjusting knob 6 is rotated, the adjusting knob 6 drives the screw rod 7 to rotate, the screw rod 7 is in threaded connection with the nut 8, the nut 8 is limited by the limiting block 10 and the limiting rod 11 and moves linearly along the length direction of the screw rod 7, the nut 8 drives the connecting rod 9 to move, and the connecting rod 9 drives the positioning block 4 to move, so that the position of the positioning block 4 is adjusted, the membrane electrodes of different specifications are conveniently positioned, and the membrane electrode positioning device has universality, is simple to operate and is convenient and fast to adjust.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a membrane electrode device that leaks hunting, includes device main part (1) that leaks hunting, be provided with on device main part (1) that leaks hunting apron (2) and bottom plate (3) that leaks hunting, its characterized in that: the leak detection device is characterized in that positioning blocks (4) for positioning the membrane electrode are arranged on the edges of the periphery of the upper surface of the leak detection bottom plate (3), a containing groove (5) matched with the positioning blocks (4) for use is formed in the leak detection cover plate (2), a cavity is formed in the leak detection bottom plate (3), and an adjusting mechanism for adjusting the position of the positioning blocks (4) is arranged in the cavity.
2. The membrane electrode leak hunting device according to claim 1, wherein: the inner side of the positioning block (4) is provided with an inclined plane.
3. The membrane electrode leak hunting device according to claim 1, wherein: adjustment mechanism includes adjust knob (6), screw rod (7), nut (8), connecting rod (9) and spacing subassembly, the one end of screw rod (7) is worn out bottom plate (3) and is connected with adjust knob (6) leak hunting, nut (8) and screw rod (7) threaded connection, the one end and the nut (8) of connecting rod (9) are connected, the other end and locating piece (4) of connecting rod (9) are connected, one side of connecting rod (9) is kept away from in nut (8) to spacing subassembly setting.
4. A membrane electrode leak hunting device according to claim 3, wherein: the screw rod (7) is rotatably connected with the leakage detection bottom plate (3) through a rotary joint.
5. A membrane electrode leak hunting device according to claim 3, wherein: the limiting assembly comprises a limiting block (10) and a limiting rod (11), the limiting block (10) is connected with a nut (8), the limiting block (10) is located on the limiting rod (11), and the limiting rod (11) is connected with the leakage detection bottom plate (3).
6. The membrane electrode leak hunting device according to claim 5, wherein: the limiting block (10) is provided with a through hole matched with the limiting rod (11), and the limiting rod (11) penetrates through the limiting block (10) and is in sliding connection with the limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121874032.6U CN215952865U (en) | 2021-08-11 | 2021-08-11 | Membrane electrode leak hunting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121874032.6U CN215952865U (en) | 2021-08-11 | 2021-08-11 | Membrane electrode leak hunting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215952865U true CN215952865U (en) | 2022-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121874032.6U Active CN215952865U (en) | 2021-08-11 | 2021-08-11 | Membrane electrode leak hunting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215952865U (en) |
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2021
- 2021-08-11 CN CN202121874032.6U patent/CN215952865U/en active Active
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