Air module and fuel cell with same

Abstract

The utility model provides an air module and a fuel cell with the same, the air module comprises a fixing structure used for being fixed on an electric pile, the fixing structure is provided with a fixing body, the fixing body is provided with a first fixing part and a second fixing part, and the first fixing part and the second fixing part are higher than the fixing body; the humidifier is arranged on the first fixing part; and the intercooler is arranged on the second fixing part, and the humidifier is detachably connected with the intercooler. Through the technical scheme provided by the invention, the problem that the original fixed point on the galvanic pile shell in the prior art cannot be compatible with the replaced humidifier or intercooler can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of fuel cells, and more specifically, to an air module and a fuel cell having the same. Background Art

[0002] The air module of a fuel cell includes main components such as an intercooler and a humidifier. After the intercooler and the humidifier are integrated, they are fixed on the stack housing.

[0003] However, in the prior art, it is necessary to test the fuel cell. During the test, if the effects of the humidifier or the intercooler cannot meet the system performance requirements, it is necessary to replace the humidifier or the intercooler. This will cause the original fixing points on the stack housing to be incompatible with the replaced humidifier or intercooler. Summary of the Utility Model

[0004] The utility model provides an air module and a fuel cell having the same, so as to solve the problem that the original fixing points on the stack housing in the prior art are incompatible with the replaced humidifier or intercooler.

[0005] According to one aspect of the utility model, an air module is provided. The air module includes: a fixing structure for fixing on the stack. The fixing structure has a fixing body, and a first fixing portion and a second fixing portion are provided on the fixing body. The first fixing portion and the second fixing portion are disposed higher than the fixing body. A humidifier is disposed on the first fixing portion. An intercooler is disposed on the second fixing portion, and the humidifier and the intercooler are detachably connected.

[0006] Further, the first fixing portion includes a first boss and a first bending plate. The first bending plate is located on one side of the fixing body, and the upper surface of the first boss and the first bending plate are fixedly connected to the humidifier.

[0007] Further, the second fixing portion includes a second bending plate and a plurality of second bosses. The second bending plate and the first bending plate are located on the same side of the fixing body, and the upper surface of the second boss and the second bending plate are fixedly connected to the intercooler.

[0008] Further, the first bending plate and the second bending plate are symmetrically disposed on the fixing body along the distribution direction of the first fixing portion and the second fixing portion.

[0009] Further, a gap is provided between the first bending plate and the second bending plate, and the gap is used for passing a purge pipe.

[0010] Further, the height of the first boss is the same as the height of the first bending plate.

[0011] Further, a weight reduction hole is provided on the fixing structure.

[0012] Further, a plurality of connection holes are provided on the fixing body, and the plurality of connection holes are annularly arranged on the outer periphery of the weight reduction hole. The plurality of connection holes are used for connecting with the fuel cell stack.

[0013] Further, the fixing structure is made of aluminum alloy material.

[0014] According to another aspect of the present invention, a fuel cell is provided. The fuel cell includes a fuel cell stack and the air module provided above. The fixing structure of the air module is detachably connected to the fuel cell stack.

[0015] Applying the technical solution of the present invention, the fixing structure is arranged on the fuel cell stack. The humidifier is fixed on the first fixing part of the fixing structure, and the intercooler is fixed on the second fixing part of the fixing structure, and the humidifier and the intercooler are detachably connected. With such an arrangement, when the humidifier and the intercooler are replaced, the fixing structure can be fixedly connected to the original fixing points on the fuel cell stack housing, and then the replaced humidifier and intercooler are respectively fixed on the first fixing part and the second fixing part. Therefore, with the above structure, it is not necessary to replace the fuel cell stack housing to fix the replaced humidifier and intercooler on the fuel cell stack housing, which ensures that the test can be carried out normally, reduces the test cost of the air module, and improves the test efficiency of the air module. Description of the Drawings

[0016] The schematic diagrams in the specification, which form a part of this application, are used to provide a further understanding of the present invention. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation to the present invention. In the drawings:

[0017] Figure 1 The schematic diagram of the first perspective of the fixing structure provided by the present invention is shown;

[0018] Figure 2 The schematic diagram of the second perspective of the fixing structure provided by the present invention is shown;

[0019] Figure 3 The schematic diagram of the fuel cell provided by the present invention is shown;

[0020] Figure 4 The top view of the fuel cell provided by the present invention is shown.

[0021] Among them, the above-mentioned drawings include the following reference numerals:

[0022] 10. Fixing structure;

[0023] 11. Fixing body;

[0024] 111. Connection hole;

[0025] 112. First side; 113. Second side; 114. Third side;

[0026] 115. First transition section; 116. Second transition section; 117. Fourth side;

[0027] 118. Cut edge;

[0028] 12. First fixing part;

[0029] 121. First boss;

[0030] 122. First bending plate;

[0031] 1221. First vertical plate; 1222. First horizontal plate;

[0032] 13. Second fixing part;

[0033] 131. Second bending plate;

[0034] 1311. Second vertical plate; 1312. Second horizontal plate;

[0035] 132. Second boss;

[0036] 14. Spacing;

[0037] 15. Weight reduction hole;

[0038] 20. Humidifier;

[0039] 30. Intercooler;

[0040] 100. Stack;

[0041] 110. Third boss;

[0042] 200. Purge pipe. Detailed implementation manners

[0043] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and in no way constitutes a limitation on the present utility model and its application or use. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts belong to the scope of protection of the present utility model.

[0044] As Figures 1 to 3As shown in the figure, an embodiment of the present utility model provides an air module, which includes a fixing structure 10, a humidifier 20, and an intercooler 30. The fixing structure 10 is used to be fixed on the fuel cell stack 100. The fixing structure 10 has a fixing body 11, and a first fixing portion 12 and a second fixing portion 13 are arranged on the fixing body 11. The first fixing portion 12 and the second fixing portion 13 are arranged higher than the fixing body 11. The humidifier 20 is arranged on the first fixing portion 12. The intercooler 30 is arranged on the second fixing portion 13, and the humidifier 20 and the intercooler 30 are detachably connected. Specifically, in the present application, the fixing structure 10 is fixed on the housing of the fuel cell stack 100.

[0045] Applying the technical solution of this embodiment, the fixing structure 10 is arranged on the fuel cell stack 100, the humidifier 20 is fixed on the first fixing portion 12 of the fixing structure 10, the intercooler 30 is fixed on the second fixing portion 13 of the fixing structure 10, and the humidifier 20 and the intercooler 30 are detachably connected. With such an arrangement, when the humidifier 20 and the intercooler 30 are replaced, the fixing structure 10 can be fixedly connected to the original fixing points on the housing of the fuel cell stack 100, and then the replaced humidifier 20 and intercooler 30 can be respectively fixed on the first fixing portion 12 and the second fixing portion 13. Therefore, with the above structure, it is possible to fix the replaced humidifier 20 and intercooler 30 on the housing of the fuel cell stack 100 without replacing the housing of the fuel cell stack 100, ensuring that the test can be carried out normally, reducing the test cost of the air module, and improving the test efficiency of the air module.

[0046] At the same time, in the present application, the staff can design different models of the fixing structure 10 according to the size requirements of the intercooler 30 and the humidifier 20, so as to facilitate the staff to fix the humidifiers 20 and intercoolers 30 with different powers on the housing of the fuel cell stack 100 for testing the fuel cell.

[0047] Among them, in the present application, the gaps between the humidifier 20 and the intercooler 30 and the fixing body 11 are used for passing the wire harness, so as to ensure the neatness of the air module.

[0048] Specifically, in the present application, the air module further includes an air compressor, which can compress air, thereby increasing the pressure and density of the air, and further effectively increasing the power density and efficiency of the fuel cell.

[0049] The intercooler 30 can reduce the air temperature and further increase the density of the air.

[0050] The humidifier 20 can humidify the air, so that the air entering the fuel cell stack 100 carries a certain amount of moisture.

[0051] Further, the first fixing portion 12 includes a first boss 121 and a first bending plate 122. The first bending plate 122 is located on one side of the fixing body 11. The upper surface of the first boss 121 and the first bending plate 122 are fixedly connected to the humidifier 20. With such a setting, the cooperation of the first boss 121 and the first bending plate 122 can ensure the stability of the support for the humidifier 20. At the same time, the staff can set the heights of the first boss 121 and the first bending plate 122 according to requirements.

[0052] Among them, the fixing body 11 is in a plate-like structure.

[0053] Specifically, the first bending plate 122 includes a first vertical plate 1221 and a first horizontal plate 1222. The first horizontal plate 1222 is arranged parallel to the fixing body 11, and the first horizontal plate 1222 is perpendicular to the first vertical plate 1221. The fixing body 11 and the first horizontal plate 1222 are respectively arranged on both sides of the first vertical plate 1221. The fixing body 11 is arranged at the bottom of the first vertical plate 1221, and the first horizontal plate 1222 is arranged at the top of the first vertical plate 1221. With such a setting, the first bending plate 122 can avoid other structures and prevent interference with other structures.

[0054] Further, the first fixing portion 12 is located in the middle of the humidifier 20.

[0055] Among them, two first connection seats are provided on the humidifier 20. One of the connection seats is threadedly connected to the first boss 121, and the other first connection seat is threadedly connected to the first horizontal plate 1222.

[0056] Specifically, the second fixing portion 13 includes a second bending plate 131 and a plurality of second bosses 132. The second bending plate 131 and the first bending plate 122 are located on the same side of the fixing body 11. The upper surface of the second boss 132 and the second bending plate 131 are fixedly connected to the intercooler 30. With such a setting, the cooperation of the second boss 132 and the second bending plate 131 can ensure the stability of the support for the intercooler 30. At the same time, the staff can set the heights of the second boss 132 and the second bending plate 131 according to requirements.

[0057] Further, the second bending plate 131 includes a second vertical plate 1311 and a second horizontal plate 1312. The second horizontal plate 1312 is arranged parallel to the fixing body 11, and the second horizontal plate 1312 is perpendicular to the second vertical plate 1311. The fixing body 11 and the second horizontal plate 1312 are respectively arranged on both sides of the second vertical plate 1311. The fixing body 11 is arranged at the bottom of the second vertical plate 1311, and the second horizontal plate 1312 is arranged at the top of the second vertical plate 1311. With such a setting, the second bending plate 131 can avoid other structures and prevent interference with other structures.

[0058] Among them, in the present application, the second fixing part 13 includes two second bosses 132. There are three second connecting seats provided on the intercooler 30. One of the second connecting seats is threadedly connected to the second transverse plate 1312, and the other two second connecting seats are respectively threadedly connected to the two second bosses 132.

[0059] Specifically, the second bending plate 131 and one of the second bosses 132 are located in the middle of the intercooler 30, and the other second boss 132 is located on one side of the intercooler 30. Further, the other side of the intercooler 30 has a second flange. The humidifier 20 is provided with a first flange on the side close to the intercooler 30, and the first flange and the second flange are fixed by bolts.

[0060] Among them, the first bending plate 122 and the second bending plate 131 are symmetrically arranged on the fixing body 11 along the distribution direction of the first fixing part 12 and the second fixing part 13. With such an arrangement, it is convenient to process the first bending plate 122 and the second bending plate 131. At the same time, it can ensure the uniformity of the force on the fixing structure 10, avoid partial fracture of the fixing structure 10, ensure the normal operation of the fixing structure 10, and improve the service life of the fixing structure 10.

[0061] Further, a gap 14 is provided between the first bending plate 122 and the second bending plate 131. The gap 14 is used for the purge pipe 200 to pass through. With such an arrangement, it can avoid interference between the fixing structure 10 and the purge pipe 200, facilitate the installation of the purge pipe 200, and at the same time ensure the cleanliness of the air module.

[0062] Specifically, the height of the first boss 121 is the same as that of the first bending plate 122. With such an arrangement, it is convenient to process the first boss 121 and the first bending plate 122. At the same time, it can ensure the stability of supporting the humidifier 20, avoid tilting of the humidifier 20, and ensure the normal operation of the humidifier 20.

[0063] Among them, the height of the second boss 132 is the same as that of the second bending plate 131. With such an arrangement, it is convenient to process the second boss 132 and the second bending plate 131. At the same time, it can ensure the stability of supporting the intercooler 30, avoid tilting of the intercooler 30, and ensure the normal operation of the intercooler 30.

[0064] Further, a weight-reducing hole 15 is provided on the fixing structure 10. With such an arrangement, the weight of the fixing structure 10 can be reduced, thereby reducing the load on the fuel cell stack 100. At the same time, it is convenient for the staff to fix the fixing structure 10 on the housing of the fuel cell stack 100.

[0065] Among them, a plurality of connection holes 111 are provided on the fixed body 11. The plurality of connection holes 111 are annularly arranged on the outer periphery of the weight reduction hole 15. The plurality of connection holes 111 are used to connect with the fuel cell stack 100. The fixed body 11 is threadedly connected with the fuel cell stack 100 through the connection holes 111. With such a setting, it is convenient to connect the fixing structure 10 with the fuel cell stack 100. At the same time, it is convenient to process the weight reduction hole 15.

[0066] Specifically, the fixing structure 10 is made of aluminum alloy material. With such a setting, the weight of the fixing structure 10 can be reduced, and at the same time, the strength of the fixing structure 10 can be improved, thereby ensuring the stability of the fixing structure 10 in supporting the humidifier 20 and the intercooler 30.

[0067] Furthermore, in the present application, the fixed body 11 includes a first side 112, a second side 113, a third side 114, and a fourth side 117. The first side 112 and the third side 114 are arranged in parallel. The second side 113 and the fourth side 117 are arranged in parallel. The first bending plate 122 and the second bending plate 131 are arranged on the third side 114.

[0068] Among them, there is a cut edge 118 between the first side plate and the fourth side 117. With such a setting, the weight of the fixing structure 10 can be further reduced.

[0069] And, in the present application, the cut edge 118 is arranged in parallel with the connection line between the two second bosses 132. With such a setting, uneven force on the fixed body 11 can be avoided, thereby avoiding fracture of the fixed body 11.

[0070] Specifically, there is a first transition section 115 and a second transition section 116 between the third side 114 and the fourth side 117. One end of the first transition section 115 is connected to the third side 114. The other end of the first transition section 115 is connected to one end of the second transition section 116. The other end of the second transition section 116 is connected to the fourth side 117. With such a setting, the weight of the fixing structure 10 can be further reduced, the volume of the fixing structure 10 can be reduced, and at the same time, it is convenient for the installation of other subsequent structures.

[0071] Among them, the first transition section 115 is an arc-shaped structure. With such a setting, it can avoid harm to the staff during installation.

[0072] Furthermore, the second transition section 116 is arranged in parallel with the first side 112, and one end of the first transition section 115 and the side of the second vertical plate 1311 close to the first transition section 115 are located in the same section. With such a setting, it is convenient to process the first transition section 115 and the second transition section 116.

[0073] Such as Figure 3 and Figure 4As shown in the figure, another embodiment of the present utility model provides a fuel cell, which includes a stack 100 and the air module provided above, and the fixing structure 10 of the air module is detachably connected to the stack 100. With this arrangement, when testing the fuel cell, it is convenient for the staff to replace different humidifiers 20 and intercoolers 30, ensuring that the test can be carried out normally, reducing the test cost of the fuel cell, and improving the test efficiency of the fuel cell.

[0074] Specifically, a plurality of third bosses 110 are provided on the housing of the stack 100, and the plurality of third bosses 110 are correspondingly arranged with a plurality of connection holes 111. The third bosses 110 and the corresponding connection holes 111 are connected by bolts.

[0075] Therefore, with the above structure:

[0076] 1. It is not necessary to replace the housing of the stack 100 to fix the replaced humidifier 20 and intercooler 30 on the housing of the stack 100, ensuring that the test can be carried out normally and reducing the test cost of the air module;

[0077] 2. A weight reduction hole 15 is provided on the fixing structure 10, which can reduce the weight of the fixing structure 10, thereby reducing the load on the stack 100;

[0078] 3. A gap 14 is provided between the first bending plate 122 and the second bending plate 131, and the purge pipe 200 is arranged in the gap 14, which is convenient for the subsequent installation of the purge pipe 200.

[0079] It should be noted that the terms used here are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used here, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or their combinations.

[0080] Unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present utility model. At the same time, it should be understood that, for the sake of convenience of description, the dimensions of the various parts shown in the drawings are not drawn in actual proportional relationships. Technologies, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the said technologies, methods, and devices should be regarded as part of the description. In all the examples shown and discussed here, any specific values should be construed as merely exemplary and not as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters denote like items in the following drawings, and thus, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0081] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by orientation terms such as "front, rear, upper, lower, left, right", "lateral, vertical, perpendicular, horizontal", and "top, bottom", etc. are generally based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Without contrary statements, these orientation terms do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the protection scope of the present utility model; the orientation terms "inside, outside" refer to the inside and outside relative to the contour of each component itself.

[0082] For the convenience of description, spatial relative terms such as "above...", "over...", "on the upper surface of...", "above" can be used here to describe the spatial positional relationships of one device or feature with other devices or features as shown in the drawings. It should be understood that the spatial relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the drawings. For example, if the device in the drawing is inverted, the device described as "above other devices or structures" or "over other devices or structures" will then be positioned as "below other devices or structures" or "under other devices or structures". Thus, the exemplary term "above..." can include both the orientations of "above..." and "below...". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and corresponding interpretations should be made for the spatial relative descriptions used here.

[0083] In addition, it should be noted that the use of words such as "first", "second", etc. to limit components is only for the convenience of distinguishing the corresponding components. Without otherwise stating, the above words have no special meanings, and thus should not be construed as limiting the protection scope of the present utility model.

[0084] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. For those skilled in the art, the present utility model may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An air module, characterized in that, The air module includes: A fixing structure (10) for fixing on the fuel cell stack (100). The fixing structure (10) has a fixing body (11), and a first fixing portion (12) and a second fixing portion (13) are provided on the fixing body (11). The first fixing portion (12) and the second fixing portion (13) are arranged higher than the fixing body (11). A humidifier (20) provided on the first fixing portion (12). An intercooler (30) provided on the second fixing portion (13). The humidifier (20) is detachably connected to the intercooler (30).

2. The air module according to claim 1, characterized in that The first fixing portion (12) includes a first boss (121) and a first bending plate (122). The first bending plate (122) is located on one side of the fixing body (11). The upper surface of the first boss (121) and the first bending plate (122) are fixedly connected to the humidifier (20).

3. The air module according to claim 2, characterized in that, The second fixing portion (13) includes a second bending plate (131) and a plurality of second bosses (132). The second bending plate (131) and the first bending plate (122) are located on the same side of the fixing body (11). The upper surface of the second bosses (132) and the second bending plate (131) are fixedly connected to the intercooler (30).

4. The air module according to claim 3, wherein The first bending plate (122) and the second bending plate (131) are symmetrically arranged on the fixing body (11) along the distribution direction of the first fixing portion (12) and the second fixing portion (13).

5. The air module according to claim 3, characterized in that, An interval (14) is provided between the first bending plate (122) and the second bending plate (131), and the interval (14) is used for passing a purge pipe (200).

6. The air module according to claim 2, characterized in that, The height of the first boss (121) is the same as the height of the first bending plate (122).

7. The air module according to claim 1, characterized in that, A weight-reducing hole (15) is provided on the fixing structure (10).

8. The air module according to claim 7, characterized in that, A plurality of connection holes (111) are provided on the fixing body (11). The plurality of connection holes (111) are annularly arranged on the outer periphery of the weight-reducing hole (15), and the plurality of connection holes (111) are used for connecting with the fuel cell stack (100).

9. The air module according to claim 1, characterized in that, The fixing structure (10) is made of aluminum alloy material.

10. A fuel cell, characterized in that, The fuel cell includes a fuel cell stack (100) and the air module according to any one of claims 1 to 9. The fixing structure (10) of the air module is detachably connected to the fuel cell stack (100).

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