A comprehensive testing device and method suitable for fuel cell activation testing

Abstract

The present invention provides a comprehensive testing device suitable for fuel cell activation testing, comprising a battery installation area, an activation test area, a purge area, a battery disassembly area and a guide rail. The activation test area is provided with an activation test system, the purge area is provided with a purge system, the battery disassembly area is provided with insulation testing equipment and airtightness detection equipment, a battery-specific fixture is provided on the guide rail, a first quick-connection plate is provided on the battery-specific fixture, and a second quick-connection plate is also provided. The second quick-connection plate is connected to the activation test system and the purge system through a metal braided hose, the second quick-connection plate is horizontally moved by a thrust actuator, the battery installation area is provided with an installation robot arm, and the battery disassembly area is provided with an unloading robot arm. The beneficial effects of the present invention are: the fuel cell can be quickly activated and purged during mass production of the fuel cell, and at the same time, the fuel cell can be quickly installed and disassembled from the test bench.

Description

Technical Field

[0001] The present invention relates to the field of fuel cell offline detection equipment, and in particular to a comprehensive testing device and method suitable for fuel cell activation testing. Background Art

[0002] Currently, most people only focus on the activation function of proton exchange membrane fuel cell activation test benches, ignoring the ease of installation, purging, and replacement, as well as the rapid switching of test cells. As a result, the fuel cell activation test benches currently in use are complex to operate and difficult to switch quickly, resulting in increased labor costs and production time costs. The currently used proton exchange membrane fuel cell activation test benches consist only of the activation test bench itself, and the purge and activation functions cannot operate simultaneously, making it impossible to achieve rapid switching of cells and simultaneous implementation of the purge and activation functions. Consequently, switching between different test benches is required during offline fuel cell testing, which is complex.

[0003] Therefore, a comprehensive test device for fuel cell activation testing is needed to address the problem of slow battery replacement in a proton exchange membrane fuel cell activation test bench when production is increased, inability to operate the activation and purge functions simultaneously, and slowing down the production pace. Summary of the Invention

[0004] In order to solve the above technical problems, the present invention discloses a comprehensive testing device and method for fuel cell activation testing that can cope with the slow replacement of cells in a proton exchange membrane fuel cell activation test bench when production is increased, which causes the inability to operate the activation and purge functions simultaneously and slows down the production pace. The technical solution of the present invention is implemented as follows:

[0005] A comprehensive testing device suitable for fuel cell activation testing includes a battery installation area, an activation test area, a purge area and a battery disassembly area in sequence. A guide rail runs through the battery installation area, the activation test area, the purge area and the battery disassembly area. The guide rail is connected to the guide rail of the fuel cell production line. The activation test area is provided with an activation test system, the purge area is provided with a purge system, the battery disassembly area is installed with insulation testing equipment and airtightness detection equipment, a battery-specific fixing device is provided on the guide rail, a first quick connection plate is provided on the battery-specific fixing device, and the device also includes a second quick connection plate. The battery installation area is provided with an installation robotic arm, and the battery disassembly area is provided with an unloading robotic arm.

[0006] Preferably, the second quick connection plate is connected to the activation test system and the purge system through a metal braided hose, a sealing layer is provided on the outer side of the second quick connection plate, and a thrust actuator is provided on the second quick connection plate.

[0007] Preferably, the activation test system and the purge system are respectively provided with an activation air supply pipeline and a purge air supply pipeline, wherein the purge air supply pipeline includes an anode purge pipeline, a cathode purge pipeline, a cooling water chamber purge pipeline and a shell purge pipeline, the anode purge pipeline is connected to the anode chamber of the battery, the cathode purge pipeline is connected to the cathode chamber of the battery, the cooling water chamber purge pipeline is connected to the cooling water chamber of the battery, and the shell purge pipeline is connected to the outer shell of the battery.

[0008] Preferably, the fixed ends of the second quick connection plate and the first quick connection plate are both provided with a wiring harness and an air supply pipeline.

[0009] Preferably, the wiring harness includes a load wiring harness and a CAN communication wiring harness, and the air supply line includes an activation air supply line and a purge air supply line.

[0010] Preferably, the first quick connection plate and the second quick connection plate are both provided with an anode pipeline inlet and outlet port, a cathode pipeline inlet and outlet port, a cooling pipeline inlet and outlet port, a load electrical connection port and a communication connection port.

[0011] Preferably, a temperature and humidity sensor is further included, and the temperature and humidity sensor is arranged on the purge system.

[0012] A fuel cell purging method, using the above device, comprises the following steps:

[0013] S1: Install the robotic arm to connect the purge system to the first quick-connect plate;

[0014] S2: Start the purge function of the cathode chamber, anode chamber, cooling water chamber and shell;

[0015] S3: Set the humidity stop value of each pipeline through the temperature and humidity sensor;

[0016] S4: When the humidity of the gas entering the pipeline reaches the target value, close the corresponding channel for purge.

[0017] A comprehensive detection method for fuel cell activation test, using the above device, includes the following steps:

[0018] S1: The battery enters the battery installation area;

[0019] S2: Connect the battery to the battery-specific fixture by installing the robotic arm;

[0020] S3: Use the guide rail to transport the battery to the activation test area;

[0021] S4: Use the installation robot to connect the battery to the activation test system;

[0022] S5: Perform activation test on the battery using an activation test system;

[0023] S6: transport the battery to the purge area via the guide rail;

[0024] S7: Use the unloading robot arm to connect the purge system and the battery;

[0025] S8: transporting the battery to the battery disassembly area via the guide rail;

[0026] S9: Use the unloading robot to remove the battery;

[0027] S10: Perform insulation testing on the battery using insulation testing equipment;

[0028] S11: Use airtightness testing equipment to test the battery for airtightness;

[0029] S12: Complete the battery activation test.

[0030] The implementation of the technical solution of the present invention can solve the technical problems in the prior art of slow activation of fuel cells during mass production and the inability to activate and purge simultaneously; the implementation of the technical solution of the present invention, by dividing the test device into different areas, setting two sets of pipelines in the activation test area and the purge area, and setting a quick connection plate to achieve rapid installation and disassembly between the battery and the test bench, can achieve rapid activation and purging of the fuel cell during mass production of the fuel cell, and at the same time can achieve the technical effect of rapid installation and disassembly between the fuel cell and the test bench. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only one embodiment of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0032] Identical components are denoted by the same reference numerals. It should be noted that the terms "front," "rear," "left," "right," "upper," and "lower" used in the following description refer to directions in the accompanying drawings, and the terms "bottom," "top," "inner," and "outer" refer to directions toward or away from the geometric center of a particular component, respectively.

[0033] Figure 1 Schematic diagram of the structure of the comprehensive test device for fuel cell activation test;

[0034] Figure 2 This is a schematic diagram of the structure of the comprehensive test device for fuel cell activation test;

[0035] Figure 3 Schematic diagram of the quick connection plate structure;

[0036] Figure 4 This is a diagram showing the layout of the quick-connect plate ports;

[0037] Figure 5 This is a schematic diagram of the piping connection of the purge system;

[0038] Figure 6 This is a schematic diagram of the purge system's operating principle;

[0039] Figure 7 The figure is a schematic diagram of the device operation flow.

[0040] In the above drawings, the numbers represent: 1 Installing the robot arm

[0041] 2Activation test system

[0042] 3Purge system

[0043] 3-1 Anode purge pipeline

[0044] 3-1-1 Anode purge pipeline inlet

[0045] 3-1-2 Anode purge pipeline outlet 3-2 Cathode purge pipeline

[0046] 3-2-1 Cathode purge pipeline inlet

[0047] 3-2-2 Cathode purge pipeline outlet 3-3 Cooling water chamber purge pipeline

[0048] 3-3-1 Cooling water chamber purge pipe inlet

[0049] 3-3-2 Cooling water chamber purge pipeline outlet 3-4 Shell purge pipeline

[0050] 3-4-1 Shell purge line inlet

[0051] 3-4-2 Shell purge pipe outlet

[0052] 4Insulation test equipment

[0053] 5Unloading Robot Arm

[0054] 6Three-cavity air tightness testing equipment

[0055] 7 rails

[0056] 8 batteries

[0057] 9Battery-specific fixing device

[0058] 10First quick connection plate

[0059] 11 Second quick connection plate

[0060] 11-1 Sealing layer

[0061] 12 Thrust actuator

[0062] 13 wiring harness

[0063] 13-1 Load harness

[0064] 13-2CAN communication harness DETAILED DESCRIPTION

[0065] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0066] Example 1

[0067] In preferred embodiment 1, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, a comprehensive testing device suitable for fuel cell activation test includes a battery installation area, an activation test area, a purge area and a battery disassembly area in sequence, a guide rail 7 runs through the battery installation area, the activation test area, the purge area and the battery disassembly area, an activation test system 2 is provided in the activation test area, a purge system 3 is provided in the purge area, an insulation test device 4 and an airtightness detection device 7 are installed in the battery disassembly area, a battery-specific fixing device 9 is provided on the guide rail 7, a first quick connection plate 10 is provided on the battery-specific fixing device 9, and the device also includes a second quick connection plate 11.

[0068] In Example 1, the fuel cell test device is divided into four independent areas, namely, a battery installation area, an activation test area, a purge area, and a battery disassembly area. The battery installation area realizes the rapid connection between the battery and the device, and is provided with an installation robot 1. The activation test area is used for activation testing of the fuel cell, the purge area is used for purging the fuel cell, and the battery disassembly area is used to realize the separation of the fuel cell. At the same time, the battery disassembly area is provided with an insulation test device 4 and an airtightness test device 7, so that the fuel cell can be quickly tested. When the fuel cell is mass-produced, the fuel cell can be quickly tested. The device is provided with a guide rail 7, and a battery-specific fixing device 9 is provided on the guide rail 7, so that the fuel cell and the device can be quickly installed and connected, and a rapid conversion can be performed between different areas. The guide rail 7 drives the battery 8 from the battery installation area to enter the activation test area, the purge area, and the battery disassembly area in sequence. In order to further improve the efficiency of fuel cell testing, an installation robot 1 is set in the battery installation area, and an unloading robot 4 is set in the battery disassembly area, so that the installation and disassembly of the battery and the device are fully automated, which greatly improves the efficiency on the basis of reducing the labor cost and time cost on the fuel cell production line. The installation robot 1 can quickly connect the test battery 8 with the battery-specific fixture 9. The battery 8 automatically enters different areas of the device under the drive of the guide rail 7 to achieve testing and inspection of different performances of the battery 8. The unloading robot 4 quickly disassembles the battery 8 and the battery-specific fixture 9 to achieve the functions and characteristics of fully automated operation of the device. After the battery 8 to be tested is disassembled from the guide rail 7 in the battery disassembly area, the battery 8 is then subjected to insulation testing using the insulation testing equipment 4 and the battery 8 is subjected to three-cavity airtightness testing using the three-cavity airtightness testing equipment 6.

[0069] The activation test system 2 and the purge system 3 are provided with different pipelines, so that the purge and activation test of the battery to be tested 8 can be performed synchronously, and congestion in a single pipeline can be avoided, and activation testing and purge can be performed at the same time. The purge system 3 is provided with an anode purge pipeline 3-1, a cathode purge pipeline 3-2, a cooling water chamber purge pipeline 3-3 and a shell purge pipeline 3-4. The four pipelines can perform the purge action at the same time and can stop the purge action separately, thereby realizing the simultaneous purge of three chambers and the shell purge. The guide rail 7 is connected to the guide rail of the fuel cell production line, which realizes the direct performance testing of the fuel cell after the production is completed, thereby speeding up the production rhythm. Figure 3As shown, a battery-specific fixing device 9 is provided on the guide rail 7, and a first quick connecting plate 10 is installed on the battery-specific fixing device 9. A second quick connecting plate 11 is provided on the device, and the second quick connecting plate 11 is connected to the device through a metal braided hose, so as to ensure that the second quick connecting plate 11 is flexibly connected to the device while maintaining the stability of the connection. A thrust actuator 12 is provided on the guide rail 7, and the thrust actuator 12 pushes the second quick connecting plate 11 to move horizontally. A sealing layer 11-1 is provided on the second quick connecting plate 11, and the first quick connecting plate 10 and the second quick connecting plate 11 can be quickly connected. A robotic arm 1 is installed in the battery installation area to quickly connect the first quick connecting plate 10 and the second quick connecting plate 11. The thrust actuator 12 applies a fixed thrust to the second quick connecting plate 11 to achieve sealing between the first quick connecting plate 10 and the second quick connecting plate 11. Different pressure sealing requirements can be achieved by implementing different thrusts through the thrust actuator 12. The fixed ends of the first quick connection plate 10 and the second quick connection plate 11 are provided with a wiring harness and a pipeline. The wiring harness includes a load wiring harness 13-1 and a CAN communication wiring harness 13-2, which can realize the rapid connection and communication between the first quick connection plate 10 and the second quick connection plate 11, ensuring the smoothness and efficiency of the operation of the entire device. Figure 4 As shown, the first quick connection plate 10 and the second quick connection plate 11 are arranged with anode pipeline inlet and outlet, cathode pipeline inlet and outlet, cooling pipeline inlet and outlet, load electrical connection port and communication connection port. The port on the first quick connection plate 10 is connected to the interface of the test battery 8, and the other part is arranged on the activation test system 2 and the purge system 3, so that the battery 8 can be quickly connected to the activation test system 2 and the purge system 3, thereby accelerating the activation test and purge of the battery 8.

[0070] like Figure 5 As shown, the purge gas supply pipeline of the purge test area 3 includes an anode purge pipeline 3-1, a cathode purge pipeline 3-2, a cooling water chamber purge pipeline 3-3 and a shell purge pipeline 3-4, the anode purge pipeline 3-1 includes an anode purge pipeline inlet 3-1-1 and an anode purge pipeline outlet 3-1-2, the cathode purge pipeline 3-2 includes a cathode purge pipeline inlet 3-2-1 and a cathode purge pipeline outlet 3-2-2, the cooling water chamber purge pipeline 3-3 includes a cooling water chamber 3-3-1 and a cooling water chamber 3-3-2, and the shell purge pipeline 3-4 includes a shell purge pipeline inlet 3-4-1 and a shell purge pipeline outlet 3-4-2. The anode purge pipeline 3-1 is used to purge the anode chamber, the cathode purge pipeline 3-2 is used to purge the cathode chamber, the cooling water chamber purge pipeline 3-3 is used to purge the cooling water chamber and the shell purge pipeline 3-4 is used to connect the shell purge port of the battery 8 and purge the outside of the core. The four pipelines can perform purge operations at the same time, greatly reducing the purge time.

[0071] In a preferred embodiment, a mounting robot arm 1 is provided in the battery mounting area, and an unloading robot arm 5 is provided in the battery dismounting area.

[0072] In this specific embodiment, the installation robot arm 1 and the unloading robot arm 5 are used for the connection and disassembly operations of the battery 8 during the entire testing process. The installation robot arm 1 installs the battery 8 on the battery-specific fixture 9, and then connects it to the activation test system 2. The unloading robot arm 5 is used to disassemble the battery 8 and the battery-specific fixture 9, and at the same time perform operations such as purging test, insulation test and three-cavity air tightness test on the battery, so that the entire test adopts mechanized operation and improves the test efficiency.

[0073] In a preferred embodiment, Figure 5 As shown, the activation detection system 2 and the purge system 3 are respectively provided with an activation air supply pipeline and a purge air supply pipeline, wherein the purge air supply pipeline of the purge system 3 includes an anode purge pipeline 3-1, a cathode purge pipeline 3-2, a cooling water chamber purge pipeline 3-3 and a shell purge pipeline 3-4, the anode purge pipeline 3-1 is connected to the anode chamber of the battery 8, the cathode purge pipeline 3-2 is connected to the cathode chamber of the battery 8, the cooling water chamber purge pipeline 3-3 is connected to the cooling water chamber of the battery 8, and the shell purge pipeline 3-4 is connected to the outer shell of the battery 8.

[0074] In this specific embodiment, the purge air supply pipeline of the purge system 3 includes an anode purge pipeline 3-1, a cathode purge pipeline 3-2, a cooling water chamber purge pipeline 3-3 and a shell purge pipeline 3-4, the anode purge pipeline 3-1 includes an anode purge pipeline inlet 3-1-1 and an anode purge pipeline outlet 3-1-2, the cathode purge pipeline 3-2 includes a cathode purge pipeline inlet 3-2-1 and a cathode purge pipeline outlet 3-2-2, the cooling water chamber purge pipeline 3-3 includes a cooling water chamber 3-3-1 and a cooling water chamber 3-3-2, and the shell purge pipeline 3-4 includes a shell purge pipeline inlet 3-4-1 and a shell purge pipeline outlet 3-4-2. Anode purge line 3-1 is used to purge the anode chamber, cathode purge line 3-2 is used to purge the cathode chamber, cooling water chamber purge line 3-3 is used to purge the cooling water chamber, and shell purge line 3-4 is used to connect to the shell purge port of cell 8 and purge the exterior of the core. These four lines can perform purge operations simultaneously, significantly reducing purge time. Separate activation and purge air supply lines allow for simultaneous activation testing and purge, ensuring that the entire device can also complete relevant performance testing for mass fuel cell production with high quality and efficiency.

[0075] In a preferred embodiment, the second quick connection plate 11 is connected to the device via a metal braided hose, a sealing layer 11 - 1 is provided on the outer side of the second quick connection plate 11 , and a thrust actuator 12 is provided on the second quick connection plate 11 .

[0076] In this specific embodiment, the second quick connecting plate 11 is connected to the device through a metal braided hose, which ensures that the second quick connecting plate 11 is flexibly connected to the device while maintaining the stability of the connection. A thrust actuator 12 is provided on the guide rail 7, and the thrust actuator 12 pushes the second quick connecting plate 11 to move horizontally. A sealing layer 11-1 is provided on the second quick connecting plate 11. The first quick connecting plate 10 and the second quick connecting plate 11 can be quickly connected. A robotic arm 1 is installed in the battery installation area to quickly connect the first quick connecting plate 10 and the second quick connecting plate 11. The thrust actuator 12 applies a fixed thrust to the second quick connecting plate 11 to achieve sealing between the first quick connecting plate 10 and the second quick connecting plate 11. Different thrusts implemented by the thrust actuator 12 can achieve different pressure sealing requirements.

[0077] In a preferred embodiment, the fixed ends of the second quick connection plate 11 and the first quick connection plate 10 are both provided with a wiring harness 13 and an air supply pipeline.

[0078] In this specific embodiment, the fixed ends of the second quick connection plate 11 and the first quick connection plate 10 are provided with a wiring harness 13 and an air supply pipeline. The second quick connection plate 11 and the first quick connection plate 10 realize the quick connection of the battery 8 and the activation test system 2 and the purge system 3. The wiring harness 13 and the air supply pipeline are provided at the fixed ends of the second quick connection plate 11 and the first quick connection plate 10, so that the battery 8 can be quickly connected to the corresponding system.

[0079] In a preferred embodiment, the wiring harness includes a load wiring harness 13 - 1 and a CAN communication wiring harness 13 - 2 , and the air supply line includes an activation air supply line and a purge air supply line.

[0080] In this specific embodiment, the fixed end load harness 13-1, CAN communication harness 13-2, activation air supply pipeline and purge air supply pipeline of the second quick connection plate 11 and the first quick connection plate 10 are connected. In this way, the battery 8 can be activated and purged by simply connecting the second quick connection plate 11 and the first quick connection plate 10.

[0081] In a preferred embodiment, both the first quick connection plate 10 and the second quick connection plate 11 are provided with anode pipeline inlet and outlet ports, cathode pipeline inlet and outlet ports, cooling pipeline inlet and outlet ports, load electrical connection ports and communication connection ports.

[0082] In this specific embodiment, the first quick connection plate 10 and the second quick connection plate 11 are arranged with anode pipeline inlet and outlet, cathode pipeline inlet and outlet, cooling pipeline inlet and outlet, load electrical connection port and communication connection port. The port on the first quick connection plate 10 is connected to the interface of the test battery 8, and the other part is arranged on the activation test system 2 and the purge test system 3, so that the battery 8 can be quickly connected to the activation test system 2 and the purge test system 3, thereby accelerating the activation test and purge test of the battery 8.

[0083] In a preferred embodiment, a temperature and humidity sensor is further included, and the temperature and humidity sensor is arranged on the purge system.

[0084] In this specific embodiment, the device is provided with a temperature and humidity sensor, which can set the humidity value of the pipeline, and can stop or start the corresponding operation in time when performing operations such as purging.

[0085] Example 2

[0086] In specific embodiment 2, as Figure 5 and Figure 6 As shown, a fuel cell purging method, according to the above-mentioned comprehensive testing device suitable for fuel cell activation testing, includes:

[0087] S1: Install the robotic arm 1 to connect the purge system pipeline to the first quick connection plate 10;

[0088] S2: Start cathode and anode cooling and shell purge functions;

[0089] S3: Set the humidity stop value of each pipeline through the temperature and humidity sensor;

[0090] S4: When the humidity of the gas entering the pipeline reaches the target value, close the corresponding channel for purge.

[0091] In Example 2, the installation robot 1 installs the battery 8 on the battery-specific fixing device 9, and the thrust actuator 12 pushes the first quick connecting plate 10 and the second quick connecting plate 11 to be sealed and connected, and at the same time pushes the first quick connecting plate 10 and the second quick connecting plate 11 to move on the guide rail 7. The battery 8 moves to the purge test system 3, and then the purge function of each passage is turned on for purge. The humidity stop value of each pipeline outlet is set by the temperature and humidity sensor. On the pipeline of the temperature and humidity sensor setting device, the purge is stopped when the humidity reaches the target value, thereby realizing the purge operation of the fuel cell.

[0092] Example 3

[0093] In a specific embodiment 3, Figure 7As shown, a comprehensive detection method for fuel cell activation test, based on the above-mentioned comprehensive testing device suitable for fuel cell activation test, includes:

[0094] S1: The battery enters the battery installation area

[0095] S2: Install the quick-install connector by installing the robot arm 1;

[0096] S3: Use rail 7 to transport the battery to the activation test area;

[0097] S4: Connecting the mounting manipulator joint to the activation test bench;

[0098] S5: Perform activation test on the battery using an activation test bench;

[0099] S6: transporting the battery to the purge test area via the guide rail;

[0100] S7: Use the unloading robot arm to connect the purge test bench and the battery;

[0101] S8: transporting the battery to the battery disassembly area via the guide rail;

[0102] S9: Remove the quick connector using the unloading robot arm;

[0103] S10: Perform insulation testing on the battery using insulation testing equipment;

[0104] S11: Use airtightness testing equipment to test the battery for airtightness;

[0105] S12: Complete the battery activation test.

[0106] In Example 3, the installation robot 1 operates in the battery installation area to connect the battery 8 with the battery-specific fixture 9, and after the battery 8 is transferred to the activation test area, the installation robot 1 connects the battery 8 with the pipeline of the activation test system 2. After the battery 8 is moved to the activation test area through the guide rail 7, the activation test system 2 performs an activation test on the battery 8 in the activation test area. After the activation test is completed, the battery 8 is moved to the purge test area through the guide rail 7. In the purge area, the battery 8 is connected to the pipeline of the purge system 3 by the unloading robot 5 for purge. After the purge is completed, the battery 8 is disconnected from the pipeline of the purge system 3 by the unloading robot 5, and the battery 8 is moved to the battery disassembly area through the guide rail 7. In the battery disassembly area, the unloading robot 5 disassembles the battery 8 from the battery-specific fixture 9, and uses the insulation test equipment 4 to perform insulation testing on the battery 8. Then, the three-cavity air tightness testing equipment 6 is used to perform a three-cavity air tightness testing on the battery 8.

[0107] It should be pointed out that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A comprehensive testing device suitable for fuel cell activation testing, characterized by: It includes a battery installation area, an activation test area, a purge area and a battery disassembly area in sequence, and a guide rail connects the battery installation area, the activation test area, the purge area and the battery disassembly area. The activation test area is provided with an activation test system, and the purge area is provided with a purge system. The battery disassembly area is installed with insulation testing equipment and airtightness detection equipment. The battery installation area is provided with an installation robot arm, and the battery disassembly area is provided with an unloading robot arm. A battery-specific fixing device is provided on the guide rail, and a first quick connection plate is provided on the battery-specific fixing device; it also includes a second quick connection plate, which is connected to the activation test system and the purge system through a metal braided hose, a sealing layer is provided on the outer side of the second quick connection plate, and a thrust actuator is provided on the second quick connection plate.

2. A comprehensive testing device suitable for fuel cell activation testing according to claim 1, characterized in that: The activation test system and the purge system are respectively provided with an activation air supply pipeline and a purge air supply pipeline, wherein the purge air supply pipeline includes an anode purge pipeline, a cathode purge pipeline, a cooling water chamber purge pipeline and a shell purge pipeline, the anode purge pipeline is connected to the anode chamber of the battery, the cathode purge pipeline is connected to the cathode chamber of the battery, the cooling water chamber purge pipeline is connected to the cooling water chamber of the battery, and the shell purge pipeline is connected to the outer shell of the battery.

3. A comprehensive testing device suitable for fuel cell activation testing according to claim 2, characterized in that: The fixed ends of the second quick connection plate and the first quick connection plate are both provided with a wiring harness and an air supply pipeline.

4. A comprehensive testing device suitable for fuel cell activation testing according to claim 3, characterized in that: The wiring harness includes a load wiring harness and a CAN communication wiring harness, and the air supply pipeline includes an activation air supply pipeline and a purge air supply pipeline.

5. The comprehensive testing device for fuel cell activation testing according to claim 4, characterized in that: The first quick connection plate and the second quick connection plate are both provided with an anode pipeline inlet and outlet port, a cathode pipeline inlet and outlet port, a cooling pipeline inlet and outlet port, a load electrical connection port and a communication connection port.

6. The comprehensive testing device for fuel cell activation testing according to claim 5, characterized in that: It also includes a temperature and humidity sensor, which is arranged on the purge system.

7. A fuel cell purging method using the comprehensive testing device for fuel cell activation testing according to claim 6, characterized in that: The steps include: S1: The installation robot arm connects the purge system to the first quick connection plate; S2: Start the purge function of the cathode chamber, anode chamber, cooling water chamber and shell; S3: Setting the humidity stop value of each pipeline through the temperature and humidity sensor; S4: When the humidity of the gas entering the pipeline reaches the target value, close the corresponding channel for purge.

8. A comprehensive detection method for fuel cell activation test, using any one of the comprehensive testing devices for fuel cell activation test according to claims 1-6, characterized in that: The steps include: S1: The battery enters the battery installation area; S2: Connecting the battery to the battery-specific fixing device through the installation robot arm; S3: transporting the battery to the activation test area using the guide rail; S4: Connecting the battery to the activation test system using the mounting manipulator; S5: Performing an activation test on the battery using the activation test system; S6: transporting the battery to the purge area via the guide rail; S7: Use the unloading robot arm to connect the purge system and the battery; S8: transporting the battery to the battery disassembly area via the guide rail; S9: Remove the battery using the unloading robot arm; S10: Performing insulation testing on the battery using the insulation testing equipment; S11: Using the airtightness testing equipment to perform airtightness testing on the battery; S12: Complete the battery activation test.

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