CN215896464U - Quick connecting device for activation test of fuel cell - Google Patents
Quick connecting device for activation test of fuel cell Download PDFInfo
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- CN215896464U CN215896464U CN202122028018.0U CN202122028018U CN215896464U CN 215896464 U CN215896464 U CN 215896464U CN 202122028018 U CN202122028018 U CN 202122028018U CN 215896464 U CN215896464 U CN 215896464U
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model belongs to the field of fuel cell production, and discloses a quick connection device for a fuel cell activation test. Compared with the prior art, the fuel cell stack mounting device has the advantages that the stack mounting speed can be increased, the space volume occupied by the testing device is reduced, the stack mounting preparation time and the dismounting time of the activation test can be shortened, the operating efficiency of the testing device is improved, and the production and operation cost of the fuel cell stack is reduced.
Description
Technical Field
The utility model belongs to the field of fuel cell production, and particularly relates to a gas-liquid pipeline quick connection structure between a tested stack and an activation test bench in activation and test procedures on a fuel cell production line.
Background
Currently, fuel cells are in a rapid development stage. In particular, PEMFC type fuel cells have great application prospects and production requirements. The production process of the fuel cell has an activation and test procedure, and the activation and test are completed by connecting the electric pile to an activation platform. The connection items comprise gas-liquid pipelines, power input and output cables required by the galvanic pile, detection and control signal cables and components for the operation of the galvanic pile and the like, and the contents are determined by the specific galvanic pile, but have common requirements.
Particularly, the galvanic pile entering the industrialized production is optimized according to technical characteristics and requirements such as process principle, function, manufacturing and the like, and various interfaces actually designed by the galvanic pile are arranged in groups. For example, electrical sensing and control connections, electrical connections, etc. are made by means of ganged connector inserts, and the hydrogen, air and cooling connections of the fluid lines are also brought into spatial proximity.
In the links of activation test and the like of the galvanic pile, the running of the galvanic pile needs the transportation of hydrogen, air and cooling liquid, and a plurality of flexible pipelines are generally adopted and are composed of structures with certain pressure, heat preservation, heating control and the like. The industrialization technology requires that the production is carried out as fast as possible and with low cost, therefore, the mounting and dismounting technology of the tested electric pile and the test bench is improved, the mounting difficulty is reduced, the mounting time is shortened, the occupied space volume of the test is reduced, the automation degree is improved, and the operation is imperative.
Structural optimization of automated installation specific to stack activation testing has not been seen so far, and the retrieved patents with somewhat similar names or technologies are as follows:
CN100392900C and CN207501966U, press-fitting a plurality of cells together using a press, but both techniques are used for rapid testing in the stack cell stack assembly stage, not for testing of a complete stack. CN110021772A and CN209860063U are mainly used for automated assembly and overall assembly management of production lines in the assembly stage, and relate to the detection of airtightness when the assembly parts are correctly matched. The fluid pipeline is not used for activation or power output performance test of the electric pile, and is not used for quick assembly and disassembly of the fluid pipeline for activation test of the finished electric pile.
Disclosure of Invention
The existing pipelines are dispersed, not grouped and not linked in groups, the mutual positions of the galvanic pile and the test board are not directly related to the length of the pipelines, the pipelines are connected to the galvanic pile after being randomly bent, the rigidity of the connected pipelines is normally possessed, the pipelines are not exclusive and do not have position inheritance in continuous production.
In view of the above-mentioned shortcomings, the present invention provides a quick connection device for fuel cell activation test, and the above-mentioned object is achieved by the following technical solutions:
a quick connecting device for activation test of fuel cell comprises a galvanic pile placing table and a manual operating handle, the gas-liquid connector, the pipe coupling group of plastic, the gas-liquid connector that sets up the pile is relative with the gas-liquid connector that the platform was placed to the pile, pile gas-liquid interface R is relative with testboard gas-liquid interface A, pile gas-liquid interface L is relative with testboard gas-liquid interface B, pipe coupling group A both ends are equipped with connecting pipe interface A and connecting pipe interface R respectively, connecting pipe interface A is connected with testboard gas-liquid interface A, connecting pipe interface R is connected with pile gas-liquid interface R, pipe coupling group B both ends are equipped with connecting pipe interface B and connecting pipe interface L respectively, connecting pipe interface B is connected with testboard gas-liquid interface B, connecting pipe interface L is connected with pile gas-liquid interface L, the platform is placed to the pile has the conveying section layer board, conveying section layer board surface area rolls the wheelset, the pile is at its surperficial horizontal migration.
Furthermore, the gas-liquid connecting ports are arranged on two sides of the pile vertical face.
Furthermore, the gas-liquid connecting port is arranged on the same side face of the galvanic pile.
Further, the gas-liquid connecting port is arranged below the galvanic pile.
Furthermore, the manual control handle is arranged on the galvanic pile placing table and comprises a front and back displacement handle of the conveying section supporting plate, a left and right displacement handle of the conveying section, a vertical positioning handle, an interface R group sealing handle, an interface L group sealing handle and an interface B group displacement handle.
Furthermore, one end of the pipe joint group A is connected to the gas-liquid interface R of the galvanic pile, the other end of the pipe joint group A is connected to the gas-liquid interface A of the test bench, and the pipe joint group A is convenient for uniformly fine-tuning and modifying the position under the fixation of the connecting piece A; one end of the pipe joint group B is connected to the gas-liquid interface L of the galvanic pile, the other end of the pipe joint group B is connected to the gas-liquid interface B of the test board, and the pipe joint group B is convenient for uniformly fine-tuning and modifying the position under the fixation of the connecting piece B.
Furthermore, each pipe head of the pipe joint group A is provided with a hydraulic fastening structure for connection, a gas-liquid interface A of the test board is provided with an interface A pipe groove, a hydraulic transmission pipe and a hydraulic expansion fastening pipe are arranged on the pipe joint group A in interference fit, the position of the hydraulic expansion fastening pipe corresponds to the interface A pipe groove, and the structure of the pipe joint group B is the same as that of the pipe joint group A.
Furthermore, each pipe head of the pipe joint group A is provided with a pulling force fastening structure for the pipe head, the pipe joint group A is provided with a spring fastening clamp in an open-loop shape, the lower part of the spring fastening clamp is provided with a clamp handle, and the structure of the pipe joint group B is the same as that of the pipe joint group A.
Compared with the prior art, the utility model has the beneficial effects that:
compared with the prior art, the utility model improves the automation degree, reduces the space volume occupied by the testing device, reduces the equipment investment, shortens the mounting preparation time and the dismounting time of the galvanic pile for the activation test, and further reduces the production running cost.
The pipeline of the test bench is directly designed near the gas-liquid interface of the galvanic pile, and a long gas-liquid pipeline around the galvanic pile is not needed, so that the test bench has the advantages of short pipeline and less heat dissipation compared with the conventional flexible connection; the utility model improves the operation of scattered single pipelines by grouped operation, so that the connection and the disassembly are simple, the operation action is less, the time consumption is less, and the length of the pipeline for connecting the working fluid and the occupied space of the whole device can be greatly reduced.
The utility model also avoids the operation of winding to the other end of the test board, can ensure that the operation fixed point is in a small range, is beneficial to the completion of the operation by a single person, reduces the necessity of double operation, and is easy to convert the operation into automatic operation.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of a conventional technique;
FIG. 2 is a schematic diagram of the connection mode of gas-liquid interfaces of the galvanic pile on two sides and opposite sides of the galvanic pile;
FIG. 3 is a schematic diagram of the connection mode of the gas-liquid interface of the galvanic pile on the same side of the galvanic pile;
FIG. 4 is a schematic view of the connection of the gas-liquid interface of the galvanic pile under the galvanic pile;
FIG. 5 is a partial (left) and exploded (right) schematic view of a tube segment set A connecting a test station and a stack;
FIG. 6 is a schematic diagram of the principle A of the local connection mode of the interface in FIG. 3;
FIG. 7 is a schematic diagram of principle B of the interface local connection of FIG. 3;
in the figure: 1. the device comprises a test board, 2, an interface A group, 3, a test board gas-liquid interface A, 4, a connecting pipe interface A, 5, a connecting pipe A, 6, an interface B group, 7, a test board gas-liquid interface B, 8, a connecting pipe interface B, 9, a connecting pipe B, 10, an interface L group, 11, a connecting pipe interface L, 12, a galvanic pile gas-liquid interface L, 13, a galvanic pile placing platform, 14, a galvanic pile, 15, an interface R group, 16, a galvanic pile gas-liquid interface R, 17, a connecting pipe interface R, 18, a conveying section supporting plate, 19, an accessory box, 20, an interface R group sealing handle, 21, a conveying section left and right displacement handle, 22, a conveying section front and rear displacement handle, 23, a vertical positioning handle, 24, an interface L group sealing handle, 25, an interface B group displacement handle, 26, a pipe section group A, 27, a pipe section group B, 28, a hoisting point, 29, a spring fastening clamp handle, 31 and a clamp handle tension force auxiliary tension point, 32. tension transmission pipe, 33, clamping handle spacing, 34, connector A pipe groove, 35, connecting pieces A and 36, connecting pieces B and 37, hydraulic transmission pipe and 38, and hydraulic expansion fastening pipe.
Detailed Description
The utility model is described in more detail below with reference to specific examples, without limiting the scope of the utility model. Unless otherwise specified, the experimental methods adopted by the utility model are all conventional methods, and experimental equipment, materials, reagents and the like used in the experimental method can be obtained from commercial sources.
For the electric pile to be tested in continuous production, the tested gas-liquid pipeline has certain flexibility, such as an enhanced pressure-resistant and heat-resistant thermoplastic rubber pipeline or a metal corrugated pipe, and can comprise a multilayer structure, wherein the innermost layer is a process fluid pipeline layer with certain temperature, the middle layer is a heating temperature control layer, and the outermost layer is a heat insulation layer. The heating temperature control layer adopts electric heating temperature control or liquid circulation temperature control. Especially for high power galvanic piles, such as those above 100kw, it is preferable to leave only the process fluid pipe layer and the outermost insulating layer, eliminating the intermediate heating temperature control layer, because the present invention allows the connecting pipe to be shortened considerably.
Example 1
See fig. 2.
The gas-liquid interfaces of the galvanic pile 14 to be tested are arranged on two sides of the vertical surface of the galvanic pile, are named as an interface L group 10 and an interface R group 15 for convenience in expression, and comprise hydrogen inlet and outlet, air inlet and outlet and coolant inlet and outlet.
The electric pile 14 is transported from the conveyor belt, and after the rotation direction is correct, the electric pile 14 arrives at the conveying section supporting plate 18 of the test bench 1, the electric pile 14 is adjusted to translate, and the interface R group 15 in the direction is confirmed to correspond to the interface A group 2 which does not move, and the interface L group 10 corresponds to the interface B group 6 which can move. The joint closures of the interfaces L group 10 and R group 15 are removed and placed in the assigned fitting box 19.
The following operation process in the test bench is divided into 3 parts of installation, test and disassembly.
1) And (3) an installation link:
for the first electric pile to be tested, a preset connecting pipe is adopted, connection is completed through manual matching, and the position adjusting results are automatically used in later tests.
The manual control handle is arranged on the pile placing table 13 and comprises a front and back displacement handle 22 of the conveying section supporting plate 18, a left and right displacement handle 21 of the conveying section, a vertical positioning handle 23, an interface R group sealing handle 20, an interface L group sealing handle 24 and an interface B group displacement handle 25.
The conveyor belt conveys the stacks 14 to a conveyor belt pallet 18, which is movable by the test bench 1; adjusting a front-back displacement handle 22 and a left-right displacement handle 21 of the conveying section supporting plate 18, conveying the electric pile 14 to the position above a vertical positioner at the initial adjusting position, controlling the vertical positioner to move up and down by the vertical positioning handle 23, positioning the vertical positioner and an installation hole at the bottom of the electric pile 14, wherein the number of the vertical positioner is at least 2, completing vertical positioning, pressing the electric pile vertical positioning handle 23, and fixing the electric pile 14 on the conveying section supporting plate 18; the left and right displacement handles 21 of the transmission section are pulled, the interfaces R and 15 of the electric pile 14 are pushed to the interface A and 2, the position of the pipe joint group A26 is adjusted, and the interface R and 15 are connected with the interface A and 2; and pressing the joint R group to seal the handle 20 to complete the connection and sealing of the joint R group 15 to the joint A group 2.
Controlling the displacement handle 25 of the interface B group, moving the interface B group 6 to drive the pipe joint group B27 to move to the interface L group 10, and adjusting the butt joint of the pipe joint group B27 and the interface L group 10; and pressing the joint L group to seal the handle 24 to complete the connection and sealing of the joint L group 10 to the joint B group 6.
The connection and sealing of the tube section group A26 and the tube section group B27 are realized in the following two ways:
the first method is as follows: each pipe head of the pipe section group A26 is provided with a hydraulic fastening structure for connection. Opposite the tube segment set a26, the test station gas-liquid interface A3 is an inner tube with an interface a tube groove 34. During connection, the pipe joint group A26 is inserted on a gas-liquid interface A3 of a test bench, a hydraulic transmission pipe 37 and a hydraulic expansion fastening pipe 38 are arranged on the pipe joint group A26 in interference fit, and the position of the hydraulic expansion fastening pipe 38 corresponds to the pipe groove 34 of the interface A. After the sealing handle 20 of the connector group R is pressed, the hydraulic transmission pipe 37 inputs hydraulic pressure to the hydraulic expansion fastening pipe 38 to extrude the pipe joint group A26 to form fastening at the position of the pipe groove 34 of the connector group A, and positioning and sealing of the pipe joint are completed. The positioning and sealing of the tube segment set B27 is the same as described above for tube segment set a 26.
The second method comprises the following steps: another method for fastening the tube head of the tube section group is to adopt a tensile force transmission tube mode. Each pipe head of the pipe section group A26 is provided with a pulling force fastening structure for the pipe head. The pipe head is provided with a spring fastening clip 29, and the spring fastening clip 29 is an open ring which is provided with a clip handle 30. After the sealing handle 20 of the connector R group is pressed, the pulling force transmission pipe 32 generates pulling force on the pulling force pair pulling force point 31 of the clamping handle, the clamping handle interval 33 of the clamping handle 30 is changed and is transmitted to the spring clamp 29, the pressing force on the pipe head is changed, the pipe joint is fastened at the position of the pipe groove 34 of the connector A, and the positioning and sealing of the pipe joint are completed. The positioning and sealing of the tube segment set B27 is the same as described above for tube segment set a 26.
Depending on the particular stack technology, a small number of other fluid lines, components, etc. may be connected and will not be described in detail herein.
And (4) carrying out test connection on all the galvanic piles such as communication and power plug connectors and the like to complete all connection of galvanic pile tests.
2) And (3) testing:
according to specific testing process requirements, the method is carried out according to the specifications of a user, and the testing operation links comprise all or part of electrical safety monitoring, control self-checking, fluid leakage detection, cleaning, activation, performance testing and the like; and the system performance test is completed, and the ending state operations of gas pressure relief, power voltage elimination, temperature reduction, water drainage, purging and the like are completed. These processes are not within the technical scope of the present invention and will not be described in detail.
3) And (3) disassembling links:
in contrast to installation, all stack test connections except for communication, power connectors and other fluid pipelines are first disassembled.
Depending on the particular stack technology, there may be a small number of other fluid lines, components, etc. that need to be disconnected and will not be described in detail herein.
The sealing handle 24 of the interface L group is loosened, and the closing of the interface L group 10 to the interface B group 6 is released; the control interface B group displaces the handle 25, and the moving interface B group 6 drives the pipe joint group B27 to leave the interface L group 10.
Loosening the sealing handle 20 of the connector R group, and releasing the connector R group 15 from closing the connector A group 2; the left and right displacement handles 21 of the transmission section are pulled, the interfaces R and 15 of the electric pile 14 leave the interface A and the interface B2, and the closing of the interface R and the interface B2 by the interface R and the interface R are released.
The sealing member placed in the accessory box 19 is removed, and the joint nozzles of the ports L10 and R15 are restored and closed.
The vertical positioning handle 23 is loosened, the vertical positioner leaves the mounting hole at the bottom of the electric pile 14, and the electric pile 14 can move on the conveying section supporting plate 18; the galvanic pile 14 is moved to the conveyor belt by the conveyor belt supporting plate 18, and the galvanic pile 14 can be pushed back to the conveyor belt system to complete the whole testing procedure.
Example 2
See fig. 3.
The scheme aims at the condition that the gas-liquid interface of the galvanic pile to be tested is on the same side. Correspondingly, the movable interface B group 6 is adjacent to the non-movable interface a group 2 and on the same side of the cell stack 14, and the tube segment group a26 and the tube segment group B27 are respectively connected to the interface a group 2 and the interface B group 6, and the opening is toward the cell stack 14 to be tested, i.e., the left direction in the drawing.
Similar to reference example 1, the first test requires manual adjustment of the interface positions, and the subsequent tests follow these position adjustments.
The manual manipulation handle is disposed in an area of the test stand outside the stack placement table 13, as shown in the drawing, in the vicinity of the front panel where the right hand of the operator is higher than the stack placement table 13 below the height of the human eyes.
The other operations were the same as in example 1.
Example 3
Refer to fig. 4.
The scheme aims at the condition that a gas-liquid interface of the galvanic pile to be tested is arranged below the galvanic pile.
Similar to reference example 1, the first test requires manual adjustment of the interface positions, and the subsequent tests follow these position adjustments.
Referring to example 2, the manual manipulation handle is disposed in an area outside the placing table 13 of the test stand.
The fluid connection ports a group 2 and B group 6 of the test table are provided on the stack placement table 13, and the pipe joint group a26 and the pipe joint group B27 are connected to the port a group 2 and the port B group 6, respectively, and open upward.
After the electric pile 14 reaches the testing position, adjusting the vertical positioning handle 23 on the conveying section supporting plate 18 to position with the bottom mounting hole of the electric pile 14 or other edges and corners capable of framing the horizontal position of the electric pile, wherein the number of the vertical positioning handle and the edges and corners is at least 2, completing vertical positioning, lifting the conveying section supporting plate 18 to a second position, and fixing the electric pile 14 on the conveying section supporting plate 18; the electric pile 14 is adjusted in plane position, the pipe joint group A26 on the adjusting interface group A2 is aligned with the interface group R15, and the pipe joint group B27 on the adjusting interface group B6 is aligned with the interface group L10.
The other operations were the same as in example 1.
Comparative example 1
Referring to fig. 1, in the conventional activation, the stack 14 is generally placed on an end stack placing table 13 of the test table 1, and the gas-liquid inlet and outlet pipes connected with the stack 14 of the test table 1, i.e. the interface a group 2 and the interface B group 6, are mostly arranged on the same end surface of the test table, and according to the specific stack structure, the pipes are generally wound on two opposite sides of the stack, for example, the interface a group 2 is connected to the interface R group 15, the interface B group 6 is connected to the interface L group 10, and the connecting pipes, such as the connecting pipes 5 and the connecting pipes 9, are long, so that the rigidity and the bending of the pipes also have adverse effects on the heat preservation and durability of the pipes, and the installation difficulty and the requirement on the reserved space are increased. Especially for high-power electric piles, such as electric piles above 100kw, the diameter ratio of the pipeline is large, the length of a single pipeline is even more than 2 meters, the pipeline has the problems of high rigidity, heavy weight and occupied space, the pipeline also needs heat tracing, and the installation is time-consuming and labor-consuming.
The embodiments described above are merely preferred embodiments of the utility model, rather than all possible embodiments of the utility model. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the utility model so modified beyond the spirit and scope of the present invention.
Claims (8)
1. A quick connecting device for activation test of a fuel cell is characterized by comprising a galvanic pile placing table (13), a manual operating handle, a gas-liquid connector and a plastic pipe joint group, wherein the gas-liquid connector of a galvanic pile (14) is arranged opposite to the gas-liquid connector of the galvanic pile placing table (13), a galvanic pile gas-liquid connector R (16) is opposite to a gas-liquid connector A (3) of a test table, a galvanic pile gas-liquid connector L (12) is opposite to a gas-liquid connector B (7) of the test table, two ends of the pipe joint group A (26) are respectively provided with a connecting pipe connector A (4) and a connecting pipe connector R (17), the connecting pipe connector A (4) is connected with the gas-liquid connector A (3) of the test table, the connecting pipe connector R (17) is connected with the galvanic pile gas-liquid connector R (16), two ends of the pipe joint group B (27) are respectively provided with a connecting pipe connector B (8) and a connecting pipe connector L (11), the gas-liquid connecting pipe connector B (8) is connected with the gas-liquid connector B (7) of the test table, the connecting pipe interface L (11) is connected with the electric pile gas-liquid interface L (12), the electric pile placing table (13) is provided with a conveying section supporting plate (18), the surface of the conveying section supporting plate (18) is provided with a rolling wheel set, and the electric pile (14) moves horizontally on the surface of the conveying section supporting plate.
2. The quick connection device for the activation test of a fuel cell as set forth in claim 1, wherein the gas-liquid connection ports are provided on both sides of the vertical surface of the stack (14).
3. The quick-connect apparatus for fuel cell activation test as recited in claim 1, wherein the gas-liquid connection port is provided on the same side of the stack (14).
4. The quick-connect apparatus for fuel cell activation test as recited in claim 1, wherein the gas-liquid connection port is provided below the stack (14).
5. The quick connection device for the activation test of the fuel cell according to claim 1, wherein the manual manipulation handle is disposed on the stack placement table (13), and comprises a front and rear displacement handle (22) of the transfer section pallet (18), a left and right transfer section displacement handle (21), a vertical positioning handle (23), an interface R group sealing handle (20), an interface L group sealing handle (24), and an interface B group displacement handle (25).
6. The quick connection device for the activation test of the fuel cell as claimed in claim 1, wherein the tube segment group a (26) is connected to the stack gas-liquid interface R (16) at one end and to the test platform gas-liquid interface a (3) at the other end, and the tube segment group a (26) facilitates uniform fine adjustment and position modification under the fixation of the connecting member a (35); one end of the pipe joint group B (27) is connected to the gas-liquid interface L (12) of the galvanic pile, the other end of the pipe joint group B (27) is connected to the gas-liquid interface B (7) of the test bench, and the pipe joint group B (27) is convenient for uniformly fine-adjusting and modifying the position under the fixation of the connecting piece B (36).
7. The quick connecting device for the activation test of the fuel cell as claimed in claim 6, wherein each pipe head of the pipe joint group A (26) is provided with a hydraulic fastening structure for connection, the gas-liquid interface A (3) of the test bench is provided with an interface A pipe groove (34), the pipe joint group A (26) in interference fit is provided with a hydraulic transmission pipe (37) and a hydraulic expansion fastening pipe (38), the hydraulic expansion fastening pipe (38) corresponds to the interface A pipe groove (34), and the pipe joint group B (27) is identical to the pipe joint group A (26) in structure.
8. The quick connection device for the activation test of the fuel cell according to claim 6, wherein each head of the tube segment group A (26) has a tensile force fastening structure to the head, the tube segment group A (26) has a spring fastening clip (29) having an open loop shape, a clip handle (30) is provided at a lower portion of the spring fastening clip (29), and the tube segment group B (27) has the same structure as the tube segment group A (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122028018.0U CN215896464U (en) | 2021-08-26 | 2021-08-26 | Quick connecting device for activation test of fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122028018.0U CN215896464U (en) | 2021-08-26 | 2021-08-26 | Quick connecting device for activation test of fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215896464U true CN215896464U (en) | 2022-02-22 |
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| CN202122028018.0U Active CN215896464U (en) | 2021-08-26 | 2021-08-26 | Quick connecting device for activation test of fuel cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113809346A (en) * | 2021-08-26 | 2021-12-17 | 大连锐格新能源科技有限公司 | Quick connection device and method for activation test of fuel cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113809346A (en) * | 2021-08-26 | 2021-12-17 | 大连锐格新能源科技有限公司 | Quick connection device and method for activation test of fuel cell |
| CN113809346B (en) * | 2021-08-26 | 2024-05-17 | 大连锐格新能源科技有限公司 | Quick connection device and method for fuel cell activation test |
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Address after: 3-1-2, Room 201, Building 5, Huashan Road Commercial Street, Longshan Street, Economic and Technological Development Zone, Wuhu City, Anhui Province Patentee after: Anhui Ruige New Energy Technology Co.,Ltd. Country or region after: China Address before: No. 777 Xin Cement Road, Xinzhaizi Street, Ganjingzi District, Dalian City, Liaoning Province Patentee before: DALIAN RIGOR NEW ENERGY TECHNOLOGY CO.,LTD. Country or region before: China |
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