CN217766751U - Fuel cell testing device - Google Patents
Fuel cell testing device Download PDFInfo
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- CN217766751U CN217766751U CN202220881312.8U CN202220881312U CN217766751U CN 217766751 U CN217766751 U CN 217766751U CN 202220881312 U CN202220881312 U CN 202220881312U CN 217766751 U CN217766751 U CN 217766751U
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- half ring
- joint
- fuel cell
- cell testing
- fastening
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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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Abstract
The utility model relates to a battery test technical field, concretely relates to fuel cell testing arrangement. A fuel cell testing apparatus comprising: the testing platform is provided with at least one pair of hoses, and one end of each hose, which is far away from the testing platform, is fixedly connected with a first joint; one end of each chuck is provided with a connecting plate connected with the fuel cell to be tested, and the other end of each chuck is provided with a second joint matched with the first joint; the fastening structure comprises a first half ring and a second half ring, wherein the connecting ends of the first half ring and the second half ring are rotatably connected, the fastening ends are connected through a fastening rod, the fastening rod is screwed to close the fastening ends of the first half ring and the second half ring to form an annular accommodating space, and the accommodating space is used for accommodating the first joint and the second joint. The utility model provides a fuel cell testing arrangement when in use receives great pressure, the joint strength between the joint is not enough to lead to the junction to appear the problem of gap, separation even.
Description
Technical Field
The utility model relates to a battery test technical field, concretely relates to fuel cell testing arrangement.
Background
Before the water-cooled electric pile fuel cell is used, the water-cooled electric pile fuel cell needs to be tested, and in the testing process, tests such as sealing performance, electric pile performance, output performance and the like need to be carried out. In the test process, the air tightness between the test device and the fuel cell to be tested is required to be good, otherwise, gas and water are easy to leak, so that test data are influenced, and the test result is deviated.
Among the current fuel cell testing arrangement, testing arrangement and awaiting measuring fuel cell are connected through hose and hard tube within a definite time, but among the connection process, often connect through the grafting mode between the joint of hose and hard tube joint, when gas or water pressure through the body are great, because joint strength is not enough between the joint and the gap appears in the junction easily, the separation of joint can appear in the serious person, makes the test process can't go on smoothly.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the present invention lies in overcoming the defect that when the fuel cell testing device in use in the prior art receives great pressure, the joint strength between the joints is not enough to cause the gap to appear in the junction, even the separation, thereby providing a fuel cell testing device.
In order to solve the above problem, the utility model provides a fuel cell testing device, include:
the testing platform is provided with at least one pair of hoses, and one end of each hose, which is far away from the testing platform, is fixedly connected with a first joint;
one end of each chuck is provided with a connecting plate connected with a fuel cell to be tested, and the other end of each chuck is provided with a second joint matched with the first joint;
the fastening structure comprises a first half ring and a second half ring, wherein the connecting ends of the first half ring and the second half ring are rotatably connected, the fastening ends are connected through a fastening rod, the fastening rod is screwed to close the fastening ends of the first half ring and the second half ring to form an annular accommodating space, and the accommodating space is used for accommodating the first joint and the second joint.
Optionally, the fastening rod includes a rotating head and a threaded rod that passes through threaded holes of the fastening ends of the first and second half rings.
Optionally, a fixing rod is arranged at the connecting end of the first half ring and the second half ring, and the first half ring and the second half ring rotate around the central axis of the fixing rod.
Optionally, the number of the hoses is three, and each pair of the hoses is symmetrically arranged on a different chuck.
Optionally, the first joint and the second joint have the same outer diameter and are internally penetrated.
Optionally, the side surfaces of the first half ring and the second half ring are extended with a baffle plate towards the direction of the central axis.
Optionally, the abutting surfaces of the first joint and the second joint are provided with mutually adaptive grooves, and the grooves are suitable for placing sealing rings.
Optionally, a connecting pipe is arranged between the second joint of the chuck and the connecting plate, and the connecting pipe penetrates through the connecting plate.
Optionally, the hose is a metal hose, and the connecting pipe is a metal hard pipe.
Optionally, the test platform further comprises an air storage tank and a water storage tank, and the air storage tank and the water storage tank are respectively connected with the hose pipeline.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a fuel cell testing arrangement, include: the testing platform is provided with at least one pair of hoses, and one end of each hose, which is far away from the testing platform, is fixedly connected with a first joint; the other end of each chuck is provided with a second joint matched with the first joint; the fastening structure comprises a first half ring and a second half ring, wherein the connecting ends of the first half ring and the second half ring are rotatably connected, the fastening ends are connected through a fastening rod, the fastening rod is screwed to close the fastening ends of the first half ring and the second half ring to form an annular accommodating space, and the accommodating space is used for accommodating the first joint and the second joint. The fastening structure comprises a first half ring and a second half ring, the connecting ends of the first half ring and the second half ring are rotatably connected, the fastening ends are fastened through a fastening rod, an annular accommodating space is formed when the fastening rod is screwed, and a first joint and a second joint are accommodated in the accommodating space. The first joint and the second joint are located in the annular space of the first half ring and the second half ring, when the fluid pressure passing through the first joint and the second joint is large, the first half ring and the second half ring are tightly attached due to the fastening effect of the fastening rod, gaps cannot appear at the first joint and the second joint, the joint of the first joint and the second joint smoothly passes through the fluid with the strength meeting the test standard, and the data obtained by the test of the test platform is more accurate and the accuracy of the test of the fuel cell is ensured.
2. The utility model provides a fuel cell testing arrangement, fastening rod are including rotating head and screw rod, and the screw rod passes the screw hole of the fastening end of first semi-ring and second semi-ring to make first semi-ring and second semi-ring fasten through threaded connection, and then form annular accommodation space, connect more reliably, and easy dismounting.
3. The utility model provides a fuel cell testing arrangement, the dead lever is worn to be equipped with by the link of first semi-ring and second semi-ring, and first semi-ring and second semi-ring rotate around the central axis of dead lever to realize the relative rotation of first semi-ring and second semi-ring between the link through the dead lever.
4. The utility model provides a fuel cell testing arrangement, the quantity of hose is three pairs, and every pair hose symmetry is located on the different chucks. The three pairs of hoses are convenient for introducing hydrogen, air and water respectively when the fuel cell is tested so as to be respectively connected with different chucks to form a closed pipeline for fluid to enter and exit.
5. The utility model provides a fuel cell testing arrangement, the external diameter size that first joint and second connect is the same, inside link up, and the external diameter is the same in use of being convenient for aligns and installs first joint and second and connect, and inside link up make the fluid enter into another joint smoothly by a joint among, guaranteed the smooth and easy of fluid flow in the test.
6. The utility model provides a fuel cell testing arrangement, the side of first semi-ring and second semi-ring has all extended the baffle towards the direction of the central axis, and the baffle has played and has blockked first joint and second and connect the effect of removing along the central axis, appears removing when avoiding first joint and second to connect the fluid of meetting great pressure, guarantees that the gap can not appear between first joint and second joint.
7. The utility model provides a fuel cell testing arrangement, the binding face that first joint and second connect all is equipped with the recess of mutual adaptation, and the recess is suitable for and places the sealing washer, and the sealing washer has further played sealed effect.
8. The utility model provides a fuel cell testing arrangement, the second of chuck connects and is equipped with the connecting pipe between the connecting plate, and the connecting pipe runs through the connecting plate, and the connecting pipe is the metal hard tube, and the connecting pipe has played the effect of connecting and supporting the second and connecting. The hose is a metal hose, the metal hose is convenient for connection between the test platform and the chuck, the strength of the hose body cannot be reduced, and the hose can bear fluid with large pressure.
9. The utility model provides a fuel cell testing arrangement, test platform still include gas holder and water storage tank, gas holder and water storage tank respectively with hose line connection, for the test provides gas and rivers.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a fuel cell testing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a chuck provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the connection between the hose and the first joint according to the embodiment of the present invention.
Description of the reference numerals: 1. a fuel cell to be tested; 2. a connecting plate; 3. a connecting pipe; 4. a second joint; 5. a hose; 6. a first joint; 7. a first half ring; 8. a second half ring; 9. a fastening rod; 10. and (6) a groove.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
One embodiment of a fuel cell testing apparatus, as shown in fig. 1-3, includes: the testing platform, a chuck for connecting the testing platform with the fuel cell to be tested, and three pairs of hoses 5.
As shown in fig. 1, one end of each hose 5 is connected to the test platform, and the other end far away from the test platform is fixedly connected to a first joint 6. Specifically, the hose 5 is a metal hose.
As shown in fig. 1, a pair of chucks are installed on one side surface of a fuel cell 1 to be tested, each chuck includes a connecting plate 2, three second joints 4 arranged on the connecting plate 2 and a connecting pipe 3 used for connecting the connecting plate 2 and the second joints 4, the connecting plate 2 is fixed on the fuel cell 1 to be tested, the second joints 4 are arranged on one side of each chuck far away from the connecting plate 2 and are matched with the first joints 6, the connecting pipes 3 run through the connecting plate 2, and specifically, the connecting pipes 3 are stainless steel pipes.
In order to connect the test platform and the fuel cell 1 to be tested in a penetrating way, the testing platform also comprises a fastening structure for accommodating the first joint 6 and the second joint 4. As shown in fig. 1, the fastening structure comprises a first half ring 7 and a second half ring 8, wherein the first half ring 7 and the second half ring 8 are half rings with identical sizes. One end of the first half ring 7 and the second half ring 8 is a connecting end, the other end is a fastening end, wherein the connecting end of the first half ring 7 and the second half ring 8 is provided with a fixing rod in a penetrating way, so that the first half ring 7 and the second half ring 8 rotate around the central axis of the fixing rod. The fastening ends of the first half ring 7 and the second half ring 8 are provided with outward extending mounting plates, the mounting plates are provided with internal thread holes, and the fastening rod 9 penetrates through the internal thread holes of the first half ring 7 and the second half ring 8, so that the fastening ends of the first half ring 7 and the second half ring 8 are attached together, and an annular accommodating space capable of accommodating the first joint 6 and the second joint 4 is formed. In order to limit the movement of the first joint 6 and the second joint 4 in the receiving space, the sides, i.e. the cross-sections, of the first joint 6 and the second joint 4 are each provided with a baffle extending towards the direction of the central axis, which baffle, after the first half ring 7 and the second half ring 8 are closed, forms a ring, the inner diameter of which equals the outer diameter of the connecting pipe 3 and the hose 5.
In order to fit the first joint 6 and the second joint 4, the first joint 6 and the second joint 4 have the same outer diameter and are internally penetrated. In order to seal the gap between the first joint 6 and the second joint 4, as shown in fig. 3, the abutting surfaces of the first joint 6 and the second joint 4 are both provided with mutually matched circular arc-shaped grooves 10, and sealing rings are suitably placed in the grooves 10.
In order to realize the test of the fuel cell 1 to be tested, the test platform further comprises an air storage tank and a water storage tank, and the air storage tank and the water storage tank are respectively connected with the hose 5 through pipelines. Specifically, the gas storage tank is a hydrogen storage tank. In order to realize the control of pipeline pressure, the test platform also comprises a pressurizer. In order to realize the output of the test signal, the test platform further comprises a controller and a display screen, wherein the controller is respectively connected with the pressurizer, the display screen, the gas storage tank and the like through signals.
In the specific implementation process, firstly, the connection between the first half ring 7 and the second half ring 8 is disconnected, a tester puts the first joint 6, the second joint 4 and the sealing ring into the first half ring 7 and the second half ring 8 respectively, rotates the first half ring 7 and the second half ring 8 to enable the fastening ends to be attached, and screws the fastening rod 9 to penetrate through the internal thread holes of the fastening ends to enable the first half ring 7 and the second half ring 8 to be closely attached. After the air tightness detection is finished, the tester respectively introduces fluid (hydrogen, water or air) meeting the pressure standard according to the test standard, and a closed pipeline is formed by the hoses 5 respectively arranged on different chucks. The controller displays the result on a display screen through analysis according to the tested data so as to help a tester judge whether the fuel cell 1 to be tested meets the production standard.
As an alternative embodiment, the number of hoses 5 can also be 1, 2, 4 or even more pairs.
Alternatively, the material of the connection tube 3 may be other metal material such as copper tube.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. A fuel cell testing apparatus, comprising:
the testing platform is provided with at least one pair of hoses (5), and one end, far away from the testing platform, of each hose (5) is fixedly connected with a first joint (6);
one end of each chuck is provided with a connecting plate (2) connected with a fuel cell (1) to be tested, and the other end of each chuck is provided with a second connector (4) matched with the first connector (6);
the fastening structure comprises a first half ring (7) and a second half ring (8), wherein the connecting ends of the first half ring (7) and the second half ring (8) are rotatably connected, the fastening ends are connected through a fastening rod (9), the fastening rod (9) is screwed to close the fastening ends of the first half ring (7) and the second half ring (8) to form an annular accommodating space, and the accommodating space is used for accommodating the first joint (6) and the second joint (4).
2. The fuel cell testing device according to claim 1, wherein the fastening rod (9) comprises a rotating head and a threaded rod which passes through threaded holes of the fastening ends of the first half ring (7) and the second half ring (8).
3. The fuel cell testing device according to claim 1, wherein the connecting ends of the first half ring (7) and the second half ring (8) are provided with fixing rods, and the first half ring (7) and the second half ring (8) rotate around the central axis of the fixing rods.
4. The fuel cell testing apparatus according to claim 1, wherein the number of the flexible tubes (5) is three, and each pair of the flexible tubes (5) is symmetrically arranged on different chucks.
5. The fuel cell testing device according to any one of claims 1 to 4, wherein the first tab (6) and the second tab (4) have the same outer diameter dimension and are internally penetrated.
6. The fuel cell testing device according to any one of claims 1 to 4, wherein the side faces of the first half ring (7) and the second half ring (8) each extend with a baffle towards the direction of the central axis.
7. Fuel cell testing device according to any of the claims 1 to 4, characterized in that the abutting surfaces of the first joint (6) and the second joint (4) are provided with mutually adapted recesses (10), the recesses (10) being adapted to place sealing rings.
8. The fuel cell testing device according to any one of claims 1 to 4, wherein a connecting tube (3) is provided between the second joint (4) of the cartridge and the connecting plate (2), and the connecting tube (3) penetrates the connecting plate (2).
9. The fuel cell testing apparatus according to claim 8, wherein the hose (5) is a metal hose (5) and the connection pipe (3) is a metal pipe.
10. The fuel cell testing apparatus according to any one of claims 1 to 4, wherein the testing platform further comprises an air storage tank and a water storage tank, and the air storage tank and the water storage tank are respectively connected with the hose (5) in a pipeline manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220881312.8U CN217766751U (en) | 2022-04-14 | 2022-04-14 | Fuel cell testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220881312.8U CN217766751U (en) | 2022-04-14 | 2022-04-14 | Fuel cell testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217766751U true CN217766751U (en) | 2022-11-08 |
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ID=83882127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220881312.8U Active CN217766751U (en) | 2022-04-14 | 2022-04-14 | Fuel cell testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217766751U (en) |
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2022
- 2022-04-14 CN CN202220881312.8U patent/CN217766751U/en active Active
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