CN217562618U - Fuel cell stack packaging structure and fuel cell - Google Patents
Fuel cell stack packaging structure and fuel cell Download PDFInfo
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- CN217562618U CN217562618U CN202221451276.8U CN202221451276U CN217562618U CN 217562618 U CN217562618 U CN 217562618U CN 202221451276 U CN202221451276 U CN 202221451276U CN 217562618 U CN217562618 U CN 217562618U
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 58
- 239000000446 fuel Substances 0.000 title claims abstract description 52
- 238000005538 encapsulation Methods 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000035939 shock Effects 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
Abstract
The utility model relates to a fuel cell technical field discloses a fuel cell pile packaging structure and fuel cell, utilizes the positioning rod to fix a position the reactor core in order to satisfy the location requirement during the reactor core assembly, improves the positioning accuracy in the reactor core assembling process. The assembly locating lever is parallel to the first inside wall of the orientation of piling up and can dismantle along piling up orientation sliding connection with the packaging box, the assembly locating lever is L1 towards the side of reactor core and the distance between the first inside wall, the second inside wall that the packaging box is parallel to the orientation of piling up is located to the operation locating lever, the distance between the side of operation locating lever face towards the reactor core and the second inside wall is L2, L1 is greater than L2, can tear down the assembly locating lever after the pressure equipment of reactor core is accomplished, utilize the operation locating lever to support the location to the reactor core of packaging in the packaging box, prevent that the reactor core from taking place to collapse the waist and warping, the shock resistance of the reactor core has been improved, realize that the reactor core is assembled and is fixed a position the reactor core through different locating levers after the reactor core equipment is accomplished.
Description
Technical Field
The utility model relates to a fuel cell technical field especially relates to a fuel cell pile packaging structure and fuel cell.
Background
The reactor core of the fuel cell is a core component of the fuel cell, and in order to avoid fatal damages such as electric leakage, hydrogen leakage and the like in the reactor core during the operation of the fuel cell, the requirements on dust resistance, water resistance and structural strength are high, and the reactor core is usually packaged in a packaging shell with dust resistance, shock resistance, insulation, heat insulation, gas leakage prevention and high attractiveness.
The current encapsulation casing mainly is the box structure, provides the holding power for each part as the reactor core frame, is equipped with location structure in the encapsulation casing of reactor core for fix a position the reactor core at reactor core loading in-process, and be used for supporting the location to the reactor core after the reactor core assembly is accomplished, and the same location structure is adopted in reactor core assembly and reactor core operation promptly.
In order to ensure the positioning accuracy in the reactor core loading process, the reactor core is usually required to be tightly attached to the positioning structure during the loading process, vibration exists in the actual operation process of the fuel cell, and if the gap between the positioning structure and the reactor core is too small, the reactor core is easy to curl, wrinkle or mechanically damage in the vibration process, so that the reactor core fails. If the positioning structure is installed according to the requirement of the core operation on the gap between the positioning structure and the core, the overlarge gap between the positioning structure and the core can be caused in the core assembling process, so that the size consistency and the position precision of the core are difficult to ensure, and the stability and the consistency of the core performance are greatly influenced.
Therefore, a fuel cell stack package structure is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fuel cell pile packaging structure and fuel cell, not only can satisfy the location requirement of pile assembly, can also satisfy the support location requirement when the pile moves.
To achieve the purpose, the utility model adopts the following technical proposal:
a fuel cell stack packaging structure comprises a packaging box body and a positioning structure arranged in the packaging box body; the positioning structure comprises, extending in the stacking direction of the reactor core:
the assembly positioning rod is connected with a first inner side wall, parallel to the stacking direction, of the packaging box body in a sliding mode along the stacking direction and can be detached, and the distance between the side face, facing the reactor core, of the assembly positioning rod and the first inner side wall is L1;
the operation locating rod is arranged on a second inner side wall of the packaging box body, the second inner side wall is parallel to the stacking direction, the distance between the side face, facing the reactor core, of the operation locating rod and the second inner side wall is L2, and L1 is larger than L2.
As a preferable technical solution of the above fuel cell stack packaging structure, the packaging box body includes at least two first inner side walls that are adjacently disposed, and each first inner side wall is provided with the assembly positioning rod.
As a preferred technical solution of the above fuel cell stack packaging structure, the packaging box body includes at least two second inner side walls that are adjacently disposed, and each second inner side wall is provided with the operation positioning rod.
As a preferable embodiment of the fuel cell stack package structure, at least a side surface of the operation positioning rod facing the core has an insulating structure.
As a preferable technical solution of the fuel cell stack packaging structure, the assembling and positioning rod is a metal rod.
As an optimal technical scheme of the fuel cell stack packaging structure, one end of the packaging box body is open and is sealed by a first packaging end plate, and the first packaging end plate is provided with a dismounting hole which is opposite to the assembling and positioning rod and is used for enabling the assembling and positioning rod to be drawn out through the dismounting hole opposite to the assembling and positioning rod.
As a preferred technical solution of the fuel cell stack package structure, the operation positioning rod and the package box are integrally formed; or the operation positioning rod is connected to the packaging box body through a connecting piece.
As a preferable technical solution of the above fuel cell stack packaging structure, the operation positioning rod is connected to the packaging box body through a connecting piece;
one end of the connecting piece is connected with one of the packaging box body and the operation positioning rod in an inserting mode, or clamped, or integrally formed, or in threaded connection, and the other end of the connecting piece is connected with the other of the packaging box body and the operation positioning rod in a clamping mode, or inserted, or in threaded connection;
or the connecting piece is a threaded fastener, a stepped through hole is formed in the operation positioning rod, one end of the threaded fastener penetrates through the stepped through hole and is in threaded connection with the packaging box body, the other end of the threaded fastener abuts against the stepped surface of the stepped through hole, and the side surface, facing the reactor core, of the threaded fastener does not protrude out of the side surface, facing the reactor core, of the operation positioning rod;
or, the connecting piece includes first screw thread spare and second screw thread spare, the one end of first screw thread spare with operation locating lever threaded connection, the one end of second screw thread spare with encapsulation box body threaded connection, the other end of first screw thread spare connect in the other end of second screw thread spare.
As a preferable technical solution of the fuel cell stack packaging structure, the operation positioning rod is connected to an inner wall of the packaging box body through elastic damping.
The utility model also provides a fuel cell, including above-mentioned arbitrary scheme fuel cell pile packaging structure.
The utility model discloses beneficial effect: the utility model provides a fuel cell pile packaging structure and fuel cell utilizes the positioning rod to fix a position the reactor core when the pile assembly, and higher location requirement when can satisfying the reactor core assembly improves the positioning accuracy in the reactor core assembling process. The assembly positioning rod and the first inner side wall of the packaging box body parallel to the stacking direction are connected in a sliding mode along the stacking direction and can be detached, the distance between the side face, facing the reactor core, of the assembly positioning rod and the first inner side wall is L1, the operation positioning rod is arranged on the second inner side wall, parallel to the stacking direction, of the packaging box body, the distance between the side face, facing the reactor core, of the operation positioning rod and the distance between the second inner side wall of the operation positioning rod is L2, L1 is larger than L2, the assembly positioning rod can be detached after the reactor core is pressed and installed, the operation positioning rod is utilized to support and position the reactor core packaged in the packaging box body, the reactor core is prevented from collapsing and deforming, the shock resistance of the reactor core is improved, the performance stability and the environmental adaptability of the reactor core are guaranteed, and the reactor core is positioned through different positioning rods after the reactor core assembly and the reactor core assembly are completed.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic diagram of a fuel cell stack package structure provided by an embodiment of the present invention;
fig. 2 is an exploded view of a fuel cell stack package structure according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating the connection between the assembly positioning rod, the operation positioning rod and the package box according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a fuel cell stack package structure according to another embodiment of the present invention;
fig. 5 is a schematic exploded view of a fuel cell stack package according to another embodiment of the present invention;
FIG. 6 is a partial cross-sectional view of FIG. 5;
fig. 7 is a partial cross-sectional view of a fuel cell stack package structure according to another embodiment of the present invention.
In the figure:
11. packaging the box body; 111. a first side wall; 112. a second side wall; 113. a first opening; 12. a first package end plate; 13. a second package end plate; 14. pulling a plate;
21. assembling a positioning rod; 22. operating the positioning rod;
3. a connecting member; 31. a first threaded member; 32. a second threaded member; 33. elastic damping;
100. a core.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.
As shown in fig. 1 and fig. 2, the present embodiment provides a fuel cell stack package structure and a fuel cell, where the fuel cell includes the fuel cell stack package structure and a core 100 disposed in the fuel cell stack package structure, the core 100 includes a plurality of stacked battery cells, and the fuel cell stack package structure includes a package box 11 and a positioning structure disposed in the package box 11; the positioning structure comprises an assembling positioning rod 21 and an operating positioning rod 22 which both extend along the stacking direction of the reactor core 100, wherein the assembling positioning rod 21 and a first inner side wall of the packaging box body 11 parallel to the stacking direction are slidably connected and detachable along the stacking direction, and the distance between the side surface of the assembling positioning rod 21 facing the reactor core 100 and the first inner side wall is L1; the operation positioning rod 22 is disposed on a second inner sidewall of the package body 11 parallel to the stacking direction, a distance between a side surface of the operation positioning rod 22 facing the reactor core 100 and the second inner sidewall is L2, and L1 is greater than L2.
When the reactor core 100 is assembled, the assembly positioning rod 21 is used for positioning the reactor core 100, so that the high positioning requirement of the reactor core 100 during assembly can be met, and the positioning precision of the reactor core 100 during assembly is improved. The assembly positioning rod 21 and the first inner side wall of the packaging box body 11 parallel to the stacking direction are slidably connected and detachable along the stacking direction, the distance between the side surface of the assembly positioning rod 21 facing the reactor core 100 and the first inner side wall is L1, the operation positioning rod 22 is arranged on the second inner side wall of the packaging box body 11 parallel to the stacking direction, the distance between the side surface of the operation positioning rod 22 facing the reactor core 100 and the second inner side wall is L2, L1 is larger than L2, the assembly positioning rod 21 can be detached after the press fitting of the reactor core 100 is completed, the reactor core 100 packaged in the packaging box body 11 is supported and positioned by utilizing the operation positioning rod 22, the reactor core 100 is prevented from collapsing and deforming, the shock resistance and the impact resistance of the reactor core 100 are improved, the performance stability and the environmental adaptability of the reactor core 100 are ensured, and the reactor core 100 is positioned by different positioning rods after the assembly of the reactor core 100 and the assembly of the reactor core 100 are completed.
In this embodiment, the enclosure 11 includes four circumferential sidewalls connected in sequence, the four circumferential sidewalls include two first sidewalls 111 disposed at intervals and opposite to each other along a first direction, and two second sidewalls 112 disposed at intervals and opposite to each other along a second direction, and the first direction, the second direction and the stacking direction of the reactor core 100 are perpendicular to each other.
In order to meet the positioning requirement when the reactor core 100 is assembled, the packaging box body 11 comprises at least two first inner side walls which are adjacently arranged, and each first inner side wall is provided with an assembling positioning rod 21. Optionally, four circumferential side walls are all first inside walls, that is, each circumferential side wall is provided with an assembly positioning rod 21. Illustratively, the spacing distance between two first side walls 111 is greater than the spacing distance between two second side walls 112, each first side wall 111 is provided with one assembly positioning rod 21, and each second side wall 112 is provided with two assembly positioning rods 21 spaced along the first direction.
In this embodiment, the relative both ends that the encapsulation box 11 distributes along piling up the direction are all uncovered setting, and it is uncovered to mark two uncovered as first uncovered 113 and second respectively, and first uncovered 113 is installed and is used for sealing first uncovered 113's first encapsulation end plate 12, and the second is uncovered to be installed and is used for sealing the open second of second encapsulation end plate 13. In order to attach and detach the assembly positioning rod 21, the first package end plate 12 is provided with an attachment and detachment hole provided opposite to the assembly positioning rod 21 so that the assembly positioning rod 21 can be drawn out through the attachment and detachment hole opposite to the attachment and detachment hole.
Specifically, as shown in fig. 2 and 3, the first inner side wall is provided with a mounting groove extending along the stacking direction for mounting the assembly positioning rod 21, one end of the mounting groove extends to the opening end face of the first opening 113, the other end extends to the opening end face of the second opening, and the mounting groove and the mounting and dismounting hole are arranged opposite to each other. The assembly positioning rod 21 protrudes from the inner wall of the package case 11 where the assembly positioning rod 21 is located, toward the side surface of the core 100. Before the reactor core 100 is loaded, one end of the assembly positioning rod 21 is abutted against the second packaging end plate 13, and the other end of the assembly positioning rod passes through the mounting groove and the dismounting hole in sequence and extends out, so that the reactor core 100 is positioned by using the side surface of the assembly positioning rod 21 facing the reactor core 100 in the process of assembling the reactor core 100. When the assembly of the core 100 is completed, the assembly positioning rod 21 may be drawn out by pulling the assembly positioning rod 21 through one end of the disassembly and assembly hole extending out of the first packing end plate 12.
In order to meet the requirement of supporting and positioning the core 100 during operation, the enclosure box 11 includes at least two second inner side walls which are adjacently disposed, and each second inner side wall is provided with an operation positioning rod 22. Optionally, four circumferential side walls are the second inside wall, that is, each circumferential side wall is provided with the operation locating rod 22. Illustratively, each first side wall 111 is provided with one operational positioning rod 22, and each second side wall 112 is provided with two operational positioning rods 22 arranged at intervals along the first direction.
Further, at least the side surface of the operation positioning rod 22 facing the core 100 is an insulation structure to avoid the leakage of electricity from the core 100. Illustratively, the insulation structure is an insulation layer provided on a side surface of the operation positioning rod 22 facing the core 100. Illustratively, the cross-section of the operation positioning rod 22 is rectangular, and the insulating layer can be made of a material with high wear resistance, high hardness, small friction coefficient and hydrophobic property. In other embodiments, the entire operation positioning rod 22 may be an insulating structure.
Further, the containment tank 11 is a structure made of an insulating material to prevent the core 100 from leaking electricity. In other embodiments, an insulating layer may be disposed on the inner wall of the package box 11.
Further, the assembly positioning rods 21 are metal rods to ensure that the assembly positioning rods 21 have sufficient strength and hardness to ensure that the assembly positioning rods 21 not only have a positioning function, but also provide sufficient supporting force during the assembly of the core 100. Illustratively, the fitting alignment rod 21 is circular in cross section. It should be noted that the cross section of the assembling positioning rod 21 is not limited to be circular, and may be rectangular, and may be selected according to actual requirements.
Further, as shown in fig. 3 and 4, the operation positioning rod 22 is connected to the package body 11 through the connector 3. Specifically, the connecting member 3 is a threaded fastener, such as a countersunk screw, and the operation positioning rod 22 is provided with a stepped through hole, one end of the threaded fastener penetrates through the stepped through hole and is in threaded connection with the packaging box 11, and the other end of the threaded fastener abuts against a stepped surface of the stepped through hole. Thereby coupling the operation securing lever 22 to the package body 11. Optionally, the side surface of the threaded fastener facing the core 100 does not protrude from the side surface of the operation positioning rod 22 facing the core 100, so as to avoid that the operation positioning rod 22 does not play a role in supporting and positioning the core 100 when the threaded fastener protrudes from the side surface of the operation positioning rod 22 facing the core 100. The side of the threaded fastener facing the core 100 may be flush with the side of the operation positioning rod 22 facing the core 100, or one end of the threaded fastener facing the core 100 may be completely disposed in the stepped through hole of the operation positioning rod 22. Preferably, the end of the threaded fastener facing the core 100 is disposed entirely within the stepped through bore of the operating positioning rod 22.
In another embodiment, the operation positioning rod 22 may be integrally formed with the package body 11.
In another embodiment, one end of the connector 3 may be inserted into, or clamped into, or integrally formed with, or screwed into one of the package 11 and the operation positioning rod 22, and the other end may be inserted into, or clamped into, or screwed into the other. Illustratively, as shown in fig. 5 and 6, one end of the connecting piece 3 is connected with the packaging box body 11 in a threaded manner, and the other end is clamped with the operation positioning rod 22. In another embodiment, the connecting element 3 may also have another structure, as shown in fig. 7, for example, the connecting element 3 includes a first threaded element 31 and a second threaded element 32, one end of the first threaded element 31 is threadedly connected to the operation positioning rod 22, one end of the second threaded element 32 is threadedly connected to the package box 11, and the other end of the first threaded element 31 is connected to the other end of the second threaded element 32. Optionally, the connecting member 3 further includes an elastic damper 33, the first threaded member 31 and the second threaded member 32 are connected through the elastic damper 33, so that the flexible positioning between the operation positioning rod 22 and the core 100 can be realized, sufficient support protection is provided for the core 100, and the offset of the operation positioning rod 22 can be limited by the elastic damper 33 cooperating with the first threaded member 31 and the second threaded member 32, so as to ensure the stability of the core 100. Optionally, the first threaded element 31 and the second threaded element 32 are both pins; the elastic damper 33 is a compression spring.
In other embodiments, if the two ends of the connecting element 3 are respectively connected to the package body 11 and the operation positioning rod 22 by threads, the specific installation method is as follows: the connecting piece 3 can be a stud, a mounting through hole is formed in the operation positioning rod 22 and is a threaded hole, a threaded hole is formed in the inner wall of the packaging box body 11, one end of the stud sequentially penetrates through the mounting through hole and is in threaded connection with the threaded hole in the inner wall of the packaging box body 11, and the other end of the stud is arranged in the mounting through hole and is in threaded connection with the mounting through hole.
Further, an opening is formed in one side of the package body 11 in the second direction, and the first package end plate 12 and the second package end plate 13 are connected through a pulling plate 14, so as to improve the stability of the package body 11. Illustratively, two pulling plates 14 are provided, and the two pulling plates 14 are arranged at intervals along the first direction. The opening side of the package box 11 is provided with a package cover plate for closing the opening.
In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A fuel cell stack packaging structure comprises a packaging box body (11) and a positioning structure arranged in the packaging box body (11); characterized in that said positioning structure comprises, extending in the stacking direction of the core (100) of the electric stack:
the assembling and positioning rod (21) is connected with a first inner side wall, parallel to the stacking direction, of the packaging box body (11) in a sliding mode along the stacking direction and can be detached, and the distance between the side face, facing the reactor core (100), of the assembling and positioning rod (21) and the first inner side wall is L1;
the operation positioning rod (22), the operation positioning rod (22) is arranged on a second inner side wall of the packaging box body (11) parallel to the stacking direction, the distance between the side face, facing the reactor core (100), of the operation positioning rod (22) and the second inner side wall is L2, and L1 is larger than L2.
2. The fuel cell stack encapsulation structure according to claim 1, characterized in that the encapsulation box body (11) comprises at least two adjacently arranged first inner side walls, each of which is provided with the assembly positioning rod (21).
3. The fuel cell stack encapsulation structure according to claim 1, wherein the encapsulation case (11) includes at least two adjacently disposed second inner sidewalls, each of the second inner sidewalls being provided with the operation positioning rod (22).
4. The fuel cell stack package structure according to claim 1, wherein at least a side of the operation positioning rod (22) facing the core (100) is an insulating structure.
5. The fuel cell stack encapsulation structure according to claim 1, wherein the assembly positioning rod (21) is a metal rod.
6. The fuel cell stack package structure according to claim 1, wherein an opening is formed at one end of the package box (11) and is sealed by a first package end plate (12), and the first package end plate (12) is provided with a mounting and dismounting hole opposite to the mounting and positioning rod (21) for allowing the mounting and positioning rod (21) to be drawn out through the mounting and dismounting hole opposite to the mounting and positioning rod.
7. The fuel cell stack encapsulation structure according to any one of claims 1 to 6, wherein the operation positioning rod (22) is integrally formed with the encapsulation case (11); or the operation positioning rod (22) is connected to the packaging box body (11) through a connecting piece (3).
8. The fuel cell stack encapsulation structure according to claim 7, wherein the operation positioning rod (22) is connected to the encapsulation box body (11) through a connecting piece (3);
one end of the connecting piece (3) is connected with one of the packaging box body (11) and the operation positioning rod (22) in an inserting mode, or in a clamping mode, or integrally formed, or in a threaded mode, and the other end of the connecting piece is connected with the other of the packaging box body and the operation positioning rod in a clamping mode, or in an inserting mode, or in a threaded mode;
or the connecting piece (3) is a threaded fastener, a stepped through hole is formed in the operation positioning rod (22), one end of the threaded fastener penetrates through the stepped through hole and is in threaded connection with the packaging box body (11), the other end of the threaded fastener abuts against the stepped surface of the stepped through hole, and the side surface of the threaded fastener facing the reactor core (100) does not protrude out of the side surface of the operation positioning rod (22) facing the reactor core (100);
or, the connecting piece (3) comprises a first threaded piece (31) and a second threaded piece (32), one end of the first threaded piece (31) is in threaded connection with the operation positioning rod (22), one end of the second threaded piece (32) is in threaded connection with the packaging box body (11), and the other end of the first threaded piece (31) is connected to the other end of the second threaded piece (32).
9. The fuel cell stack encapsulation structure according to any one of claims 1 to 6, characterized in that the operation positioning rod (22) is connected to the inner wall of the encapsulation case (11) through an elastic damper (33).
10. A fuel cell comprising the fuel cell stack encapsulation structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221451276.8U CN217562618U (en) | 2022-06-10 | 2022-06-10 | Fuel cell stack packaging structure and fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221451276.8U CN217562618U (en) | 2022-06-10 | 2022-06-10 | Fuel cell stack packaging structure and fuel cell |
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| CN217562618U true CN217562618U (en) | 2022-10-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115621517A (en) * | 2022-11-07 | 2023-01-17 | 中汽创智科技有限公司 | Stacking structure and stacking method for fuel cell |
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2022
- 2022-06-10 CN CN202221451276.8U patent/CN217562618U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115621517A (en) * | 2022-11-07 | 2023-01-17 | 中汽创智科技有限公司 | Stacking structure and stacking method for fuel cell |
| CN115621517B (en) * | 2022-11-07 | 2023-12-19 | 中汽创智科技有限公司 | Fuel cell stacking structure and stacking method |
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