Device for testing mechanical property of solid oxide fuel cell

Abstract

The utility model discloses a device for testing the mechanical property of a solid oxide fuel cell, and the device comprises a pedestal which is internally provided with an accommodation cavity; the working plate covers the accommodating cavity and is suitable for sealing the accommodating cavity; the number of the clamping pieces is multiple, and the multiple clamping pieces are arranged on the working plate in a sliding mode; the driving device is contained in the containing cavity, and the driving device is connected with the multiple clamping pieces and suitable for driving the multiple clamping pieces to move towards each other or away from each other. According to the testing device for the mechanical property of the solid oxide fuel cell, the plurality of clamping pieces are driven by the driving device to move towards each other or away from each other so as to adjust the distance between the plurality of clamping pieces, so that the testing device adapts to the force of the solid oxide fuel cells with different sizes; and the accuracy of the mechanical property test of the solid oxide fuel cell is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical performance testing of batteries, in particular to a testing device for the mechanical performance of solid oxide fuel cells. Background Art

[0002] In the related art, when testing the mechanical properties of solid oxide fuel cells, the solid oxide fuel cell needs to be clamped and fixed. The solid oxide fuel cell sample testing device in the prior art can only test the mechanical properties of a solid oxide fuel cell sample of a certain size within the same size range. When the size of the solid oxide fuel cell sample exceeds the set range, the originally designed testing device will no longer be applicable, and the performance differences of solid oxide fuel cells of different sizes cannot be compared, which seriously affects the accuracy of the test results. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, one purpose of the utility model is to provide a test device for the mechanical properties of a solid oxide fuel cell. According to the test device for the mechanical properties of a solid oxide fuel cell of the utility model, a driving device drives a plurality of clamps to move toward or away from each other to adjust the distance between the plurality of clamps, thereby adapting to solid oxide fuel cells of different sizes and improving the accuracy of the mechanical properties test of the solid oxide fuel cell.

[0004] According to the utility model, a testing device for the mechanical properties of a solid oxide fuel cell comprises: a base, in which a accommodating cavity is formed; a working plate, which covers the accommodating cavity and is suitable for closing the accommodating cavity; a clamping member, which is constructed in multiple numbers and the multiple clamping members are slidably arranged on the working plate; a driving device, which is accommodated in the accommodating cavity, is respectively connected to the multiple clamping members and is suitable for driving the multiple clamping members to move toward or away from each other.

[0005] According to the utility model, the testing device for the mechanical properties of solid oxide fuel cells is slidably arranged on a working plate through a plurality of clamping members, and the driving device is respectively connected to the plurality of clamping members to drive the plurality of clamping members to move toward a direction close to the solid oxide fuel cell or away from the solid oxide fuel cell to adjust the distance between the plurality of clamping members, thereby adapting to solid oxide fuel cells of different sizes and improving the accuracy of the mechanical properties test of the solid oxide fuel cell.

[0006] According to some embodiments of the present utility model, the working plate has a symmetry center, and the number of the clamping members is four, and the four clamping members are symmetrically arranged about the symmetry center.

[0007] According to some embodiments of the present invention, two intersecting slide grooves are formed on the working plate, and both of the two slide grooves pass through the symmetry center.

[0008] According to some embodiments of the utility model, the clamping member includes: a first extension section, the first extension section extends along a first direction; a second extension section, the second extension section extends along a second direction, the second direction is perpendicular to the first direction, and the connection between a side wall of the first extension section facing the center of symmetry and a side wall of the second extension section facing the center of symmetry is constructed as an arc surface.

[0009] According to some embodiments of the utility model, the testing device for the mechanical properties of a solid oxide fuel cell further includes: a protective pad, which is attached to a side of the first extension segment facing the center of symmetry and a side of the second extension segment facing the center of symmetry, and the protective pad is suitable for protecting the surface of the solid oxide fuel cell.

[0010] According to some embodiments of the utility model, the driving device includes: a driving member, which is accommodated in the accommodating groove, and the driving member is respectively connected to the four clamping members to drive the four clamping members to move along the sliding groove toward the direction close to the symmetry center or away from the symmetry center.

[0011] According to some embodiments of the utility model, the driving member includes: a first bidirectional motor, the first bidirectional motor is accommodated in the accommodating cavity and is located at the symmetry center, the first bidirectional motor has two output ends; a second bidirectional motor, the second bidirectional motor is accommodated in the accommodating cavity and is located at the symmetry center, the second bidirectional motor has two output ends, and the two output ends of the second bidirectional motor are staggered with the two output ends of the first bidirectional motor; a first screw rod, the first screw rod is connected to the two output ends of the first bidirectional motor, the two ends of the first screw rod are respectively pivotally connected to the inner wall of the accommodating cavity, and the extension direction of the first screw rod is consistent with the extension direction of one of the slide grooves; the second screw rod , the second screw rod is connected to the two output ends of the second bidirectional motor, the two ends of the second screw rod are respectively pivotally connected to the inner wall of the accommodating chamber, the extension direction of the second screw rod is consistent with the extension direction of the other one of the slide grooves, and the first screw rod and the second screw rod are both provided with a first thread; a support plate, the support plates are structured in four, the four support plates respectively pass through the slide grooves and are connected to the four clamping members one by one, the four support plates are respectively sleeved on the first screw rod and the second screw rod, and a second thread matching the first thread is formed on the inner wall of each support plate, and the multiple support plates are suitable for driving the multiple clamping members to move along the extension direction of the first screw rod and the second screw rod.

[0012] According to some embodiments of the utility model, the testing device for the mechanical properties of a solid oxide fuel cell further includes: a test box, wherein the test box cover is disposed on the top surface of the working plate, the solid oxide fuel cell is accommodated in the test box and is suitable for observing the state of the solid oxide fuel cell through the test box.

[0013] According to some embodiments of the present invention, the testing device for the mechanical properties of a solid oxide fuel cell further includes: a testing device, which is disposed on the testing box and is suitable for performing a mechanical property test on the solid oxide fuel cell.

[0014] According to some embodiments of the utility model, the testing device includes: a cylinder, which is arranged on the top of the test box, and an output end is formed on the cylinder for moving toward or away from the working plate, and a pressure plate is provided at the output end, and the output end is suitable for driving the pressure plate to apply pressure toward the solid oxide fuel cell.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0017] Figure 1 It is a front view of a solid oxide fuel cell mechanical performance testing device according to one embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of a test box according to an embodiment of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal structure of the accommodating cavity of the base according to one embodiment of the utility model;

[0020] Figure 4 is a schematic structural diagram of a clamping member according to an embodiment of the utility model;

[0021] Figure 5 It is a structural schematic diagram of a working plate according to an embodiment of the utility model.

[0022] Reference numerals:

[0023] 100. Solid oxide fuel cell mechanical performance test;

[0024] 11. base; 12. test box; 121. display frame;

[0025] 21. working plate; 22. clamping member; 23. first extension section; 24. second extension section;

[0026] 25. Protective pad; 26. Slideway; 31 Cylinder;

[0027] 32. First bidirectional motor; 33. Second bidirectional motor; 34. First screw rod;

[0028] 35. Second screw rod; 36. Support plate. DETAILED DESCRIPTION

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0030] In the related art, when testing the mechanical properties of solid oxide fuel cells, the solid oxide fuel cell needs to be clamped and fixed. The solid oxide fuel cell sample testing device in the prior art can only test the mechanical properties of a solid oxide fuel cell sample of a certain size within the same size range. When the size of the solid oxide fuel cell sample exceeds the set range, the originally designed testing device will no longer be applicable, and the performance differences of solid oxide fuel cells of different sizes cannot be compared, which seriously affects the accuracy of the test results.

[0031] Reference below Figure 1-Figure 5 A testing device for the mechanical properties of a solid oxide fuel cell according to an embodiment of the utility model is described.

[0032] According to the utility model, the testing device for the mechanical properties of a solid oxide fuel cell comprises: a base 11, a working plate 21, a clamping member 22 and a driving device, wherein a receiving cavity is formed in the base 11; the working plate 21 covers the receiving cavity and is suitable for closing the receiving cavity; the clamping member 22 is constructed as a plurality of clamping members 22 and the plurality of clamping members 22 are slidably arranged on the working plate 21; the driving device is accommodated in the receiving cavity, and the driving device is respectively connected to the plurality of clamping members 22 and is suitable for driving the plurality of clamping members 22 to move toward or away from each other.

[0033] In some specific embodiments, a testing device for the mechanical properties of a solid oxide fuel cell is composed of a base 11, a working plate 21, a clamp 22 and a driving device. A accommodating cavity is formed inside the base 11, and the driving device is accommodated in the accommodating cavity. The working plate 21 is arranged on the top of the base 11 and is suitable for closing the accommodating cavity. The solid oxide fuel cell is placed on the working plate 21. A plurality of slidable clamps 22 are also arranged on the working plate 21. The solid oxide fuel cell is arranged at the center position of the plurality of clamps 22. The driving device is respectively connected to the plurality of clamps 22. The driving device can drive the plurality of clamps 22 to move in a direction close to or away from each other, that is, the driving device can drive the plurality of clamps 22 to move in a direction close to or away from the solid oxide fuel cell to adjust the distance between the plurality of clamps 22, thereby adapting to solid oxide fuel cells of different sizes and improving the accuracy of the solid oxide fuel cell mechanical properties test 100.

[0034] According to the utility model, the testing device for the mechanical properties of solid oxide fuel cells is slidably arranged on a working plate 21 through a plurality of clamping members 22, and the driving devices are respectively connected to the plurality of clamping members 22 to drive the plurality of clamping members 22 to move toward the direction close to the solid oxide fuel cell or away from the solid oxide fuel cell, so as to adjust the distance between the plurality of clamping members 22, thereby adapting to solid oxide fuel cells of different sizes and improving the accuracy of the solid oxide fuel cell mechanical properties test 100.

[0035] According to some embodiments of the present invention, the working plate 21 has a symmetry center, and the number of clamping members 22 is four, and the four clamping members 22 are symmetrically arranged about the symmetry center.

[0036] In some specific embodiments, the working plate 21 can be constructed as a rectangular structure, the center of symmetry of the working plate 21 is the intersection of two diagonals, and the clamping members 22 can be constructed in four. The four clamping members 22 can be respectively located on the two diagonals of the working plate 21, and the four diagonals are symmetrically arranged about the center of symmetry, so that the clamping members 22 can fix the solid oxide fuel cell from multiple different angles. At the same time, when the solid oxide fuel cell is fixed, the force at each position of the solid oxide fuel cell is more uniform, thereby improving the stability and reliability of the solid oxide fuel cell on the working plate 21.

[0037] According to some embodiments of the present invention, two intersecting slide grooves 26 are formed on the working plate 21 , and the two slide grooves 26 both pass through the symmetry center.

[0038] In some specific embodiments, a slide groove 26 can be provided at the diagonal position of the working plate 21. The slide groove 26 penetrates the working plate 21 in the thickness direction. The slide groove 26 is constructed as two intersecting grooves and passing through the symmetry center of the working plate 21. The four clamping members 22 are slidably arranged in the two slide grooves 26 respectively. The slide groove 26 has a certain guiding function and can provide a fixed path for the movement of the clamping member 22, so that the clamping member 22 has a better fixation effect on the solid oxide fuel cell than the longitudinal or transverse clamping effect.

[0039] According to some embodiments of the utility model, the clamping member 22 includes: a first extension section 23 and a second extension section 24, the first extension section 23 extends along a first direction, the second extension section 24 extends along a second direction, the second direction is perpendicular to the first direction, and the connection between a side wall of the first extension section 23 facing the center of symmetry and a side wall of the second extension section 24 facing the center of symmetry is constructed as an arc surface, wherein a side wall of the first extension section 23 facing the center of symmetry and a side wall of the second extension section 24 facing the center of symmetry are respectively in contact with the solid oxide fuel cell, thereby increasing the contact area between the clamping member 22 and the solid oxide fuel cell, so that the clamping and fixing of the solid oxide fuel cell by the clamping member 22 is more stable and reliable.

[0040] According to some embodiments of the utility model, the testing device for the mechanical properties of a solid oxide fuel cell further includes: a protective pad 25, the protective pad 25 is attached to the side of the first extension section 23 facing the center of symmetry and the side of the second extension section 24 facing the center of symmetry, and the protective pad 25 is suitable for protecting the surface of the solid oxide fuel cell.

[0041] In some specific embodiments, a protective pad 25 is further provided on the surface of the clamping member 22 that is in contact with the solid oxide fuel cell. The protective pad 25 is constructed in plurality, and a protective pad 25 is provided on the side of the first extension section 23 facing the center of symmetry and on the side of the second extension section 24 facing the center of symmetry of each clamping member 22. When the solid oxide fuel cell is fixed, the protective pad 25 is in contact with the outer surface of the solid oxide fuel cell. The protective pad 25 can protect the surface of the solid oxide fuel cell to avoid certain damage caused during clamping and fixing, thereby improving the accuracy of the test results.

[0042] According to some embodiments of the utility model, the driving device includes: a driving member, which is accommodated in the accommodating groove, and the driving member is connected to the four clamping members 22 respectively through the slide groove 26, and the driving member can drive the four clamping members 22 to move along the slide groove 26 toward the direction close to the symmetry center or away from the symmetry center, that is, the driving member can drive the four clamping members 22 to move toward the direction close to the solid oxide fuel cell or away from the solid oxide fuel cell to adjust the distance between the clamping member 22 and the solid oxide fuel cell, thereby adapting to solid oxide fuel cells of different sizes, thereby improving the accuracy of the solid oxide fuel cell mechanical property test 100.

[0043] According to some embodiments of the utility model, the driving member includes: a first bidirectional motor 31 cylinder; 32, a second bidirectional motor 33, a first screw rod 34, a second screw rod 35 and a support plate 36, the first bidirectional motor 31 cylinder; 32 is accommodated in the accommodating cavity and is located at the symmetric center, and the first bidirectional linear motor has two output ends; the second bidirectional motor 33 is accommodated in the accommodating cavity and is located at the symmetric center, and the second bidirectional linear motor has two output ends, and the two output ends of the second bidirectional motor 33 are staggered with the two output ends of the first bidirectional motor 31 cylinder; 32; the first screw rod 34 is connected to the two output ends of the first bidirectional motor 31 cylinder; 32, and the two ends of the first screw rod 34 are respectively pivotally connected to the inner wall of the accommodating cavity, and the extension direction of the first screw rod 34 is The extension direction of one of the slide grooves 26 is consistent; the second screw rod 35 is connected to the two output ends of the second bidirectional motor 33, and the two ends of the second screw rod 35 are respectively pivotally connected to the inner wall of the accommodating chamber, and the extension direction of the second screw rod 35 is consistent with the extension direction of the other slide groove 26, and the first screw rod 34 and the second screw rod 35 are both provided with a first thread; the support plates 36 are constructed in four, and the four support plates 36 respectively pass through the slide grooves 26 and are connected to the four clamping members 22 in a one-to-one correspondence. The four support plates 36 are respectively sleeved on the first screw rod 34 and the second screw rod 35, and a second thread matching the first thread is formed on the inner wall of each support plate 36. The multiple support plates 36 are suitable for driving the multiple clamping members 22 to move along the extension direction of the first screw rod 34 and the second screw rod 35.

[0044] During the solid oxide fuel cell mechanical property test 100, the first bidirectional motor 31 cylinder 32 and the second bidirectional motor 33 are running, driving the first screw 34 and the second screw 35 to rotate, so that the support plate 36 moves toward the symmetry center. Since the support plate 36 is connected to the clamping member 22, the support plate 36 drives the clamping member 22 to move along the slide groove 26 toward the symmetry center, so that the protective pad 25 provided on the clamping member 22 contacts the solid oxide fuel cell, thereby achieving clamping and fixation of the solid oxide fuel cell.

[0045] According to some embodiments of the present invention, the testing device for the mechanical properties of a solid oxide fuel cell also includes: a test box 12, which is covered on the top surface of a working plate 21, and the solid oxide fuel cell is accommodated in the test box 12 and is suitable for observing the state of the solid oxide fuel cell through the test box 12.

[0046] In some specific embodiments, a test box 12 is also provided on the top of the base 11. The test box 12 is covered on the top surface of the working plate 21. The clamping member 22 and the solid oxide fuel cell are accommodated in the test box 12. On the one hand, the experimenter can observe the state of the solid oxide fuel cell through the test box 12 to avoid operational errors. On the other hand, the test box 12 can also effectively prevent the external environment from affecting the test of the mechanical properties of the solid oxide fuel cell, thereby improving the accuracy of the test results.

[0047] The test box 12 is composed of a display frame 121, transparent glass and a movable door. The transparent glass and the movable door are respectively arranged on the display frame 121. The movable door and the display frame 121 can be movably connected by means of hinges and shafts. The movable door can be used to open or close the test box 12. The transparent glass can be constructed of transparent tempered material, which improves the rigidity and structural strength of the test box 12.

[0048] According to some embodiments of the utility model, the testing device for the mechanical properties of a solid oxide fuel cell also includes: a testing device, which is arranged on the test box 12 and connected to the display frame 121, and the testing device can apply pressure to the solid oxide fuel cell to test the mechanical properties of the solid oxide fuel cell to be tested.

[0049] According to some embodiments of the utility model, the testing device includes: a cylinder, which is arranged at the top of the test box 12, and an output end is formed on the cylinder for moving toward or away from the working plate 21, and a pressure plate is arranged at the output end, and the output end is suitable for driving the pressure plate to apply pressure toward the solid oxide fuel cell.

[0050] In some specific embodiments, the cylinder is arranged at the top of the test box 12. The cylinder is composed of a cylinder body, a hydraulic rod and a pressure plate. An installation cavity is formed on the cylinder body, and the cylinder body is connected to the display frame 121. The hydraulic rod is movably arranged in the installation cavity. An output end that moves toward or away from the working plate 21 is formed on the hydraulic rod. A pressure plate is arranged on the output end. The hydraulic rod drives the pressure plate to move toward the solid oxide fuel cell. The pressure plate contacts the solid oxide fuel cell and applies a compressive load to the solid oxide fuel cell, thereby testing the pressure of the solid oxide fuel cell and realizing the test of the mechanical properties of the solid oxide fuel cell to be tested.

[0051] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0052] In the description of the present invention, "first feature" or "second feature" may include one or more of the features.

[0053] In the description of the present invention, "plurality" means two or more.

[0054] In the description of the present invention, a first feature being “above” or “below” a second feature may include that the first and second features are directly in contact with each other, or may include that the first and second features are not in direct contact but are in contact with each other via another feature therebetween.

[0055] In the description of the present invention, a first feature “above”, “over” and “above” a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature.

[0056] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0057] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A test device for mechanical properties of solid oxide fuel cells, characterized in that: include: A base (11), wherein a receiving cavity is formed in the base (11); A working plate (21), the working plate (21) covers the accommodating cavity and is suitable for closing the accommodating cavity; A clamping member (22), wherein the clamping member (22) is constructed in a plurality and the plurality of clamping members (22) are slidably disposed on the working plate (21); A driving device is housed in the accommodating cavity, the driving device is respectively connected to the plurality of clamping members (22) and is suitable for driving the plurality of clamping members (22) to move toward or away from each other.

2. The solid oxide fuel cell mechanical performance testing device according to claim 1, characterized in that: The working plate (21) has a symmetry center, and the clamping members (22) are configured in four numbers, and the four clamping members (22) are symmetrically arranged about the symmetry center.

3. The solid oxide fuel cell mechanical performance testing device according to claim 2, characterized in that: Two intersecting slide grooves (26) are formed on the working plate (21), and the two slide grooves (26) both pass through the symmetry center.

4. The solid oxide fuel cell mechanical performance testing device according to claim 2, characterized in that: The clamping member (22) comprises: A first extension section (23), the first extension section (23) extending along a first direction; A second extension section (24), the second extension section (24) extends along a second direction, the second direction is perpendicular to the first direction, and a connection between a side wall of the first extension section (23) facing the symmetry center and a side wall of the second extension section (24) facing the symmetry center is constructed as an arc surface.

5. The solid oxide fuel cell mechanical performance testing device according to claim 4, characterized in that: Also includes: A protective pad (25) is attached to a side of the first extension section (23) facing the symmetry center and a side of the second extension section (24) facing the symmetry center, and the protective pad (25) is suitable for protecting the surface of a solid oxide fuel cell.

6. The solid oxide fuel cell mechanical performance testing device according to claim 3, characterized in that: The driving device comprises: A driving member is received in the accommodating cavity, and the driving member is respectively connected to the four clamping members (22) to drive the four clamping members (22) to move along the sliding groove (26) toward a direction close to the symmetry center or away from the symmetry center.

7. The solid oxide fuel cell mechanical performance testing device according to claim 6, characterized in that: The driving member comprises: A first bidirectional motor (32), the first bidirectional motor (32) being received in the accommodating cavity and located at the symmetry center, the first bidirectional motor having two output ends; a second bidirectional motor (33), the second bidirectional motor (33) being received in the accommodating cavity and located at the symmetry center, the second bidirectional motor having two output ends, the two output ends of the second bidirectional motor (33) being arranged alternately with the two output ends of the first bidirectional motor (32); a first screw rod (34), the first screw rod (34) being connected to two output ends of the first bidirectional motor (32), the two ends of the first screw rod (34) being pivotally connected to the inner wall of the accommodating cavity respectively, and the extension direction of the first screw rod (34) being consistent with the extension direction of one of the slide grooves (26); a second screw rod (35), the second screw rod (35) being connected to two output ends of the second bidirectional motor (33), the two ends of the second screw rod (35) being pivotally connected to the inner wall of the accommodating cavity respectively, the extension direction of the second screw rod (35) being consistent with the extension direction of the other one of the slide grooves (26), and the first screw rod (34) and the second screw rod (35) being both provided with a first thread; A support plate (36), wherein the support plates (36) are constructed in four pieces, and the four support plates (36) respectively pass through the slide groove (26) and are connected to the four clamping members (22) in a one-to-one correspondence. The four support plates (36) are respectively sleeved on the first screw rod (34) and the second screw rod (35). A second thread matching the first thread is formed on the inner wall of each support plate (36). The plurality of support plates (36) are suitable for driving the plurality of clamping members (22) to move along the extension direction of the first screw rod (34) and the second screw rod (35).

8. The solid oxide fuel cell mechanical performance testing device according to claim 1, characterized in that: Also includes: A test box (12), the test box (12) is covered on the top surface of the working plate (21), the solid oxide fuel cell is accommodated in the test box (12) and is suitable for observing the state of the solid oxide fuel cell through the test box (12).

9. The solid oxide fuel cell mechanical performance testing device according to claim 8, characterized in that: Also includes: A testing device is arranged on the testing box (12) and is suitable for performing a mechanical property test on the solid oxide fuel cell.

10. The solid oxide fuel cell mechanical performance testing device according to claim 9, characterized in that: The testing device comprises: A cylinder is arranged at the top of the test box (12), and an output end is formed on the cylinder for moving toward or away from the working plate (21), and a pressure plate is arranged at the output end, and the output end is suitable for driving the pressure plate to apply pressure toward the solid oxide fuel cell.

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