Power adapter test platform, system and method

Abstract

The invention relates to the technical field of adapter testing, in particular to a power adapter testing platform, system and method, and aims to comprehensively and efficiently test the performance of a power adapter. The environment simulation module can simultaneously evaluate the stability of the power adapter under different temperature and humidity, the mechanical performance test module can rapidly detect the size of a pin and the anti-pressure capability of a shell, the data acquisition and analysis module collects electrical performance data in real time and evaluates the stability, and the result judgment module rapidly judges whether the performance is qualified or not according to the standard. The control module coordinates operation of all the modules and generates a quality evaluation report, and the communication module achieves instruction receiving and data transmission. All the modules work cooperatively, the time interval and manual intervention between test links are reduced, the test efficiency is improved, and the problem that an existing adapter test system is low in detection efficiency is solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of adapter testing, in particular to a power adapter testing platform, system and method. BACKGROUND

[0002] As a key power supply component of electronic devices, the performance and quality of power adapters are directly related to the normal operation and service life of electronic devices. During the production and manufacturing process of power adapters, a series of strict tests need to be carried out to ensure their stability and reliability under different use environments and conditions.

[0003] The existing power adapter testing system can usually only detect a single performance indicator, such as testing only the output voltage or current electrical performance, and it is difficult to effectively implement comprehensive testing of the performance stability of power adapters under different temperature and humidity environments and mechanical performance, making it difficult to fully evaluate the overall quality of power adapters and unable to meet the testing needs of modern electronic devices for high-quality and high-reliability power adapters. SUMMARY

[0004] The present application aims to provide a power adapter testing platform, system and method, which aims to solve the problem of low detection efficiency of existing adapter testing systems.

[0005] To achieve the above-mentioned purpose, in a first aspect, the present application provides a power adapter testing system, comprising an environment simulation module, a mechanical performance testing module, a data acquisition and analysis module, a result judgment module, a control module and a communication module, wherein the environment simulation module, the mechanical performance testing module, the data acquisition and analysis module, the result judgment module and the communication module are respectively connected with the control module.

[0006] The environment simulation module is used to evaluate the stability and reliability of the performance of the power adapter under different temperature and humidity conditions.

[0007] The mechanical performance testing module is used to detect the compliance of the pin size and the pressure bearing capacity of the shell.

[0008] The data acquisition and analysis module is used to collect output voltage, current, ripple voltage and temperature rise data in real time, and evaluate the electrical performance stability of the power adapter.

[0009] The result judgment module is used to determine whether the performance of the power adapter is qualified according to the collected data and the preset standard.

[0010] The control module is used to coordinate the operation of each module, and generate a quality evaluation report containing a ripple-temperature correlation curve and a mechanical-electrical coupling failure map according to the collected data.

[0011] The communication module is configured to receive a measurement instruction of the computer and deliver the instruction to the module.

[0012] The environment simulation module comprises a temperature and humidity sensor unit, a refrigeration unit, a heating unit, a humidification unit, a dehumidification unit and an environment control unit, the temperature and humidity sensor unit is connected with the environment control unit, and the refrigeration unit, the heating unit, the humidification unit and the dehumidification unit are respectively connected with the environment control unit.

[0013] The temperature and humidity sensor unit is configured to monitor the temperature and humidity in the test cabin in real time and feed back the monitoring data to the environment control unit.

[0014] The refrigeration unit is configured to be started when the temperature in the test cabin is too high, and to reduce the temperature in the cabin to a set range.

[0015] The heating unit is configured to be started when the temperature in the test cabin is too low, and to increase the temperature in the cabin to a set range.

[0016] The humidification unit is configured to be started when the humidity in the test cabin is too low, and to increase the humidity in the cabin to a set range.

[0017] The dehumidification unit is configured to be started when the humidity in the test cabin is too high, and to reduce the humidity in the cabin to a set range.

[0018] The environment control unit is configured to coordinate the operation of the refrigeration unit, the heating unit, the humidification unit and the dehumidification unit according to the data fed back by the temperature and humidity sensor unit.

[0019] The mechanical performance test module comprises a pin size measurement unit and a shell pressure test unit.

[0020] The pin size measurement unit is configured to measure the length, width, thickness and spacing size parameters of the power adapter pin, and to determine whether it meets the specified size tolerance range.

[0021] The shell pressure test unit is configured to apply different sizes of pressure to the power adapter shell, while monitoring the deformation of the shell, and evaluating whether the pressure resistance of the shell meets the design requirements.

[0022] The data acquisition and analysis module comprises a voltage acquisition unit, a current acquisition unit, a ripple voltage acquisition unit, a temperature rise acquisition unit and a data processing unit, and the voltage acquisition unit, the current acquisition unit, the ripple voltage acquisition unit and the temperature rise acquisition unit are respectively connected with the data processing unit.

[0023] The voltage acquisition unit is configured to acquire the output voltage value of the power adapter in real time.

[0024] The current acquisition unit is used for monitoring the output current of the power adapter in real time, converting the current signal into a digital signal, and outputting the digital signal to the data processing unit.

[0025] The ripple voltage acquisition unit is used for capturing the ripple component in the output voltage of the power adapter, converting the ripple voltage signal into a digital signal, and outputting the digital signal to the data processing unit.

[0026] The temperature rise acquisition unit is used for monitoring the temperature change in real time, converting the temperature signal into a digital signal, and outputting the digital signal to the data processing unit.

[0027] The data processing unit is used for performing a preprocessing operation on the received voltage, current, ripple voltage, and temperature rise data, calculating a voltage stability coefficient and a current regulation rate, and evaluating the electrical performance stability of the power adapter.

[0028] The result judging module includes a standard parameter storage unit, a data comparison unit, and a determination result output unit, which are connected in sequence.

[0029] The standard parameter storage unit is used for storing the performance standard parameter range of the power adapter.

[0030] The data comparison unit is used for comparing the test data transmitted by the data acquisition and analysis module and the mechanical performance test module with the standard parameter range one by one, and judging whether the performance indicators meet the standard requirements.

[0031] The determination result output unit generates a determination result report according to the comparison result of the data comparison unit, and feeds back the determination result to the control module.

[0032] In a second aspect, a power adapter testing method is provided for the power adapter testing system of the first aspect.

[0033] In a third aspect, a power adapter testing platform is provided for the power adapter testing system of the first aspect, including the following steps:

[0034] Receive initialization instructions through communication and set test parameters;

[0035] Simulate the set temperature and humidity environment, monitor and stabilize the environmental parameters;

[0036] Detect the plug size compliance and the shell pressure bearing capacity;

[0037] Collect output voltage, current, ripple voltage, and temperature rise data in real time;

[0038] Determine whether the performance is qualified according to the collected data and the preset standard;

[0039] Integrate the stored data and generate a quality evaluation report.

[0040] Send the quality assessment report to the computer and complete the test.

[0041] The power adapter test system of the present application, the present application realizes the comprehensive and efficient test of the performance of the power adapter by integrating the environmental simulation, mechanical performance test, data acquisition and analysis, result judgment, control and communication modules. The environmental simulation module can evaluate the stability of the power adapter under different temperature and humidity at the same time, the mechanical performance test module can quickly detect the size of the plug and the compression resistance of the shell, the data acquisition and analysis module can collect the electrical performance data in real time and evaluate the stability, the result judgment module can quickly determine whether the performance is qualified according to the standard, the control module can coordinate the operation of each module and generate the quality assessment report, and the communication module can realize the instruction receiving and data transmission. The cooperative work of each module reduces the time interval and manual intervention between the test links, improves the test efficiency, and solves the problem of low detection efficiency of the existing adapter test system. BRIEF DESCRIPTION OF DRAWINGS

[0042] The present application can be further illustrated by the non-limiting examples shown in the accompanying drawings.

[0043] Figure 1 is a schematic diagram of a power adapter test system of the present application.

[0044] Figure 2 is a schematic diagram of an environmental simulation module.

[0045] Figure 3 is a schematic diagram of a mechanical performance test module.

[0046] Figure 4 is a schematic diagram of a data acquisition and analysis module.

[0047] Figure 5 is a schematic diagram of a result judgment module.

[0048] Figure 6 is a schematic diagram of a control module.

[0049] Figure 7 is a schematic diagram of a communication module.

[0050] Figure 8 is a flowchart of a power adapter test method of the present application.

[0051] In the figure: 1 - environmental simulation module, 2 - mechanical performance test module, 3 - data acquisition and analysis module, 4 - result judgment module, 5 - control module, 6 - communication module, 11 - temperature and humidity sensor unit, 12 - refrigeration unit, 13 - heating unit, 14 - humidification unit, 15 - dehumidification unit, 16 - environmental control unit, 21 - pin size measurement unit, 22 - shell pressure test unit, 31 - voltage acquisition unit, 32 - current acquisition unit, 33 - ripple voltage acquisition unit, 34 - temperature rise acquisition unit, 35 - data processing unit, 41 - standard parameter storage unit, 42 - data comparison unit, 43 - judgment result output unit, 51 - operation coordination unit, 52 - data management unit, 53 - report generation unit, 61 - instruction receiving unit, 62 - data sending unit. DETAILED DESCRIPTION

[0052] The embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0053] Please refer to Figures 1 to 7 , in a first aspect, the present application provides a power adapter test system, comprising an environmental simulation module 1, a mechanical performance test module 2, a data acquisition and analysis module 3, a result judgment module 4, a control module 5 and a communication module 6, the environmental simulation module 1, the mechanical performance test module 2, the data acquisition and analysis module 3, the result judgment module 4 and the communication module 6 are connected with the control module 5 respectively;

[0054] The environmental simulation module 1 is used to evaluate the stability and reliability of the performance of the power adapter under different temperature and humidity conditions;

[0055] The mechanical performance test module 2 is used to detect the pin size compliance and the shell pressure bearing capacity;

[0056] The data acquisition and analysis module 3 is used to collect output voltage, current, ripple voltage and temperature rise data in real time, and evaluate the electrical performance stability of the power adapter;

[0057] The result judgment module 4 is used to determine whether the performance of the power adapter is qualified according to the collected data and the preset standard;

[0058] The control module 5 is used to coordinate the operation of each module, and generate a quality evaluation report containing ripple-temperature correlation curve and mechanical and electrical coupling failure map according to the collected data;

[0059] The communication module 6 is configured to receive the measurement instructions of the computer and transmit the instructions to the control module.

[0060] In the present embodiment, the present application realizes comprehensive and efficient testing of the performance of the power adapter by integrating the environmental simulation module 1, the mechanical performance testing module 2, the data acquisition and analysis module 3, the result judgment module 4, the control module 5 and the communication module 6. The environmental simulation module 1 can simultaneously evaluate the stability of the power adapter under different temperature and humidity conditions, the mechanical performance testing module 2 can quickly detect the pin size and shell compression resistance, the data acquisition and analysis module 3 can collect electrical performance data in real time and evaluate the stability, the result judgment module 4 can quickly determine whether the performance is qualified according to the standards, the control module 5 can coordinate the operation of the modules and generate a quality evaluation report, and the communication module 6 can realize instruction receiving and data transmission. The modules work cooperatively, reducing the time interval and manual intervention between the testing links, improving the testing efficiency and solving the problem of low testing efficiency of the existing adapter testing system.

[0061] Further, the environmental simulation module 1 comprises a temperature and humidity sensor unit 11, a refrigeration unit 12, a heating unit 13, a humidification unit 14, a dehumidification unit 15 and an environmental control unit 16, the temperature and humidity sensor unit 11 is connected with the environmental control unit 16, and the refrigeration unit 12, the heating unit 13, the humidification unit 14 and the dehumidification unit 15 are respectively connected with the environmental control unit 16.

[0062] The temperature and humidity sensor unit 11 is configured to monitor the temperature and humidity conditions in the test cabin in real time and feed back the monitoring data to the environmental control unit 16.

[0063] The refrigeration unit 12 is started when the temperature in the test cabin is too high to reduce the temperature in the cabin to a set range.

[0064] The heating unit 13 is started when the temperature in the test cabin is too low to increase the temperature in the cabin to a set range.

[0065] The humidification unit 14 is started when the humidity in the test cabin is too low to increase the humidity in the cabin to a set range.

[0066] The dehumidification unit 15 is started when the humidity in the test cabin is too high to reduce the humidity in the cabin to a set range.

[0067] The environmental control unit 16 coordinates the operation of the refrigeration unit 12, the heating unit 13, the humidification unit 14 and the dehumidification unit 15 according to the data fed back by the temperature and humidity sensor unit 11.

[0068] In the present embodiment, the temperature and humidity sensor unit 11 is arranged with multiple high-precision temperature and humidity sensors inside the test cabin, which monitor the temperature and humidity changes in the cabin environment in real time and feed back the monitoring data to the environmental control unit 16 in the form of digital signals. When the temperature and humidity sensor unit 11 detects that the temperature in the test cabin is too high, exceeding the set upper temperature limit value, the environmental control unit 16 sends a start signal to the refrigeration unit 12. The refrigeration unit 12 can adopt a compressor refrigeration system to reduce the temperature in the cabin by evaporating the refrigerant to absorb heat. If the temperature and humidity sensor unit 11 detects that the temperature in the test cabin is too low, below the set lower temperature limit value, the environmental control unit 16 triggers the heating unit 13 to work. The heating unit 13 can use an electric heater to convert electrical energy into heat energy and release it into the test cabin to raise the temperature in the cabin. When the humidity in the test cabin is too low, below the set lower humidity limit value, the environmental control unit 16 starts the humidification unit 14. The humidification unit 14 can use ultrasonic humidification technology to atomize water into small droplets through high-frequency oscillation, increasing the moisture content in the cabin air and improving the humidity. If the humidity in the test cabin is too high, exceeding the set upper humidity limit value, the environmental control unit 16 activates the dehumidification unit 15. The dehumidification unit 15 can use the condensation dehumidification principle to condense water vapor in the air into water droplets on the surface of the condenser, thereby reducing the humidity in the cabin. The environmental control unit 16 is the core control part of the environmental simulation module 1, which receives the data feedback from the temperature and humidity sensor unit 11 and compares it with the preset temperature and humidity range. According to the comparison result, the environmental control unit 16 coordinates the operation of the refrigeration unit 12, the heating unit 13, the humidification unit 14 and the dehumidification unit 15 according to the preset control algorithm and logic, to ensure that the environment in the test cabin is stable within the set temperature and humidity range.

[0069] Further, the mechanical performance test module 2 includes a pin size measurement unit 21 and a shell pressure test unit 22;

[0070] The pin size measurement unit 21 is used to measure the length, width, thickness and spacing size parameters of the power adapter pin to determine whether it meets the specified size tolerance range;

[0071] The shell pressure test unit 22 is used to apply different sizes of pressure to the power adapter shell while monitoring the deformation of the shell to evaluate whether the shell's pressure resistance meets the design requirements.

[0072] In the present embodiment, the pin size measuring unit 21 in the mechanical performance testing module 2 adopts a high-precision gauge or optical measuring instrument, and sets the measurement parameters (including the length, width, thickness, and spacing of the pins, etc.) according to the design standards of the power adapter pins. During measurement, the pins are placed on the instrument workbench, and the instrument automatically measures the pins in all directions and records the data. The measured data is compared with the preset tolerance range to determine whether the pin size is qualified. The shell pressure testing unit 22 is equipped with a pressure loading device and a pressure-sensitive sensor. The pressure loading device can apply uniform pressure to the power adapter shell within a set pressure range, and the pressure-sensitive sensor is installed at the key parts of the shell to monitor the deformation in real time. Different pressure levels are set according to the test requirements, starting from a low pressure and gradually increasing, while the deformation data of the shell is monitored in real time through the data acquisition system to evaluate the pressure resistance of the shell.

[0073] Further, the data acquisition and analysis module 3 includes a voltage acquisition unit 31, a current acquisition unit 32, a ripple voltage acquisition unit 33, a temperature rise acquisition unit 34, and a data processing unit 35. The voltage acquisition unit 31, the current acquisition unit 32, the ripple voltage acquisition unit 33, and the temperature rise acquisition unit 34 are connected to the data processing unit 35.

[0074] The voltage acquisition unit 31 is used to acquire the output voltage value of the power adapter in real time.

[0075] The current acquisition unit 32 is used to monitor the output current of the power adapter in real time and convert the current signal into a digital signal.

[0076] The ripple voltage acquisition unit 33 is used to capture the ripple component in the output voltage of the power adapter and convert the ripple voltage signal into a digital signal.

[0077] The temperature rise acquisition unit 34 is used to monitor the temperature change in real time and convert the temperature signal into a digital signal.

[0078] The data processing unit 35 performs preprocessing operations on the received voltage, current, ripple voltage, and temperature rise data, calculates the voltage stability coefficient and current adjustment rate, and evaluates the electrical performance stability of the power adapter.

[0079] In the embodiment, the voltage acquisition unit 31, the current acquisition unit 32, the ripple voltage acquisition unit 33 and the temperature rise acquisition unit 34 of the data acquisition and analysis module 3 respectively acquire the output voltage value, the output current size, the ripple component in the output voltage and the temperature change of the key heating position of the power adapter in real time, and convert these analog signals into digital signals and transmit them to the data processing unit 35. The data processing unit 35 performs filtering, amplification, analog-to-digital conversion and other preprocessing operations on the received data, and calculates the voltage stability coefficient and the current regulation rate through the built-in algorithm, and evaluates the electrical performance stability of the power adapter.

[0080] Further, the result judgment module 4 includes a standard parameter storage unit 41, a data comparison unit 42 and a judgment result output unit 43, which are connected in sequence.

[0081] The standard parameter storage unit 41 is used to store the performance standard parameter range of the power adapter.

[0082] The data comparison unit 42 is used to compare the test data transmitted from the data acquisition and analysis module 3 and the mechanical performance test module 2 with the standard parameter range one by one, and judge whether the performance indicators meet the standard requirements.

[0083] The judgment result output unit 43 generates a judgment result report according to the comparison result of the data comparison unit 42, and feeds back the judgment result to the control module 5.

[0084] In the embodiment, the standard parameter storage unit 41 of the result judgment module 4 pre-stores the performance standard parameter range of the power adapter, which covers key indicators such as pin size, shell compression strength, output voltage stability coefficient, current regulation rate, etc. The data comparison unit 42 receives the test data transmitted from the data acquisition and analysis module 3 and the mechanical performance test module 2, compares them with the standard parameter range one by one, and judges whether the performance indicators meet the standard requirements. The judgment result output unit 43 generates a judgment result report according to the comparison result, and feeds back the judgment result to the control module 5.

[0085] Further, the control module 5 includes a running coordination unit 51, a data management unit 52 and a report generation unit 53, which are connected in sequence.

[0086] The running coordination unit 51 is responsible for sending control instructions to the environment simulation module 1, the mechanical performance test module 2, the data acquisition and analysis module 3 and the result judgment module 4 according to the preset test process and sequence.

[0087] The data management unit 52 is configured to receive, store and integrate the test data fed back by each module, and establish a data archive;

[0088] The report generation unit 53 is configured to generate a quality evaluation report containing the ripple-temperature correlation curve and the mechanical-electrical coupling failure map.

[0089] In the embodiment, the operation coordination unit 51 of the control module 5 sends control instructions to the environment simulation module 1, the mechanical performance test module 2, the data acquisition and analysis module 3 and the result judgment module 4 according to the preset test procedure and sequence, to ensure the collaborative work of each module. The data management unit 52 receives, stores and integrates the test data fed back by each module, and establishes a data archive, for subsequent query and analysis. The report generation unit 53 generates a quality evaluation report containing the ripple-temperature correlation curve and the mechanical-electrical coupling failure map according to the integrated data.

[0090] Further, the communication module 6 includes an instruction receiving unit 61 and a data sending unit 62;

[0091] The instruction receiving unit 61 is configured to receive the measurement instructions sent by the computer and transmit the parsed instructions to the control module 5;

[0092] The data sending unit 62 is responsible for sending the quality evaluation report generated by the control module 5 and the test data of each module back to the computer, to ensure the accuracy and integrity of data transmission and realize the bidirectional communication between the test system and the computer.

[0093] In the embodiment, the instruction receiving unit 61 of the communication module 6 is responsible for receiving the measurement instructions (including the setting of test parameters, the start or pause of test procedure, etc.) from the computer. The communication module 6 parses the received instructions and transmits them to the control module 5. The data sending unit 62 is responsible for sending the quality evaluation report generated by the control module 5 and the test data of each module back to the computer, to ensure the accuracy and integrity of data transmission and realize the bidirectional communication between the test system and the computer.

[0094] In a second aspect, a power adapter test method is used for the power adapter test system in the first aspect.

[0095] Please refer to Figure 8 In a third aspect, a power adapter test platform is used for the power adapter test system in the first aspect, including the following steps:

[0096] S1 receives initialization instructions through communication and sets test parameters;

[0097] Specifically, after the test platform is started, the instruction receiving unit 61 of the communication module 6 is in a listening state, waiting for the computer to send an initialization instruction. Once the instruction is received, the communication module 6 immediately parses it and extracts the test parameter information (the temperature and humidity range of the environment simulation, the specific requirements of the mechanical performance test, the indicators of the electrical performance test, etc.), and then transmits it to the control module 5. According to these parameters, the control module 5 sends corresponding setting instructions to each functional module to complete the parameter configuration of the entire test system.

[0098] S2 simulates the set temperature and humidity environment, monitors and stabilizes the environmental parameters;

[0099] Specifically, the environmental simulation module 1 starts the corresponding functional units according to the parameter settings transmitted by the control module 5. The temperature and humidity sensor monitors the environment in the test cabin in real time and feeds back the data to the environmental control unit 16. The environmental control unit 16 compares the preset temperature and humidity range with the actual monitoring data, and coordinates the operation of the refrigeration, heating, humidification and dehumidification units 15 to stabilize the environment in the test cabin within the set range.

[0100] S3 detects the compliance of the pin size and the pressure bearing capacity of the shell;

[0101] Specifically, the pin size measurement unit 21 of the mechanical performance test module 2 uses high-precision measuring tools or optical measuring instruments to accurately measure the length, width, thickness and spacing of the power adapter pins, and compares them with the standard tolerance range. The shell pressure test unit 22 applies different sizes of pressure to the shell through the pressure loading device, while monitoring the shell deformation with pressure-sensitive sensors to evaluate its pressure resistance.

[0102] S4 real-time acquisition of output voltage, current, ripple voltage and temperature rise data;

[0103] Specifically, the units of the data acquisition and analysis module 3 work in real time. The voltage acquisition unit 31, the current acquisition unit 32, the ripple voltage acquisition unit 33 and the temperature rise acquisition unit 34 acquire the corresponding signals of the power adapter, respectively, and transmit them to the data processing unit 35 after being converted into digital signals. The data processing unit 35 performs preprocessing and calculates indicators such as voltage stability coefficient and current regulation rate to evaluate the electrical performance stability.

[0104] S5 determines whether the performance is qualified according to the collected data and the preset standard;

[0105] Specifically, the data comparison unit 42 of the result judgment module 4 compares the data transmitted by the data acquisition and analysis module 3 and the mechanical performance test module 2 with the standard range in the standard parameter storage unit 41 one by one. If the data is within the allowed range, the corresponding performance indicator is determined to be qualified; otherwise, it is not qualified. The determination result output unit 43 generates a determination report and feeds it back to the control module 5.

[0106] S6 integrates the stored data to generate a quality assessment report.

[0107] Specifically, the data management unit 52 of the control module 5 receives, stores, and integrates the data of each module to establish a data archive. The report generation unit 53 generates a quality assessment report containing ripple-temperature correlation curves, mechanical-electrical coupling failure maps, etc. based on the integrated data using analysis algorithms.

[0108] S7 sends the quality assessment report to a computer, completing the test.

[0109] Specifically, the data sending unit 62 of the communication module 6 receives the report generated by the control module 5, encapsulates the data according to the communication protocol, and ensures that the report is transmitted accurately and completely to the computer. The computer-side test software receives and analyzes the report data to display the test results in an intuitive manner, completing the entire test process.

[0110] Advantages:

[0111] I. By integrating environmental simulation, mechanical performance testing, data acquisition and analysis, result judgment, control, and communication modules, comprehensive and efficient testing of power adapter performance is achieved. The environmental simulation module can evaluate the stability of the power adapter under different temperature and humidity conditions simultaneously. The mechanical performance testing module can quickly detect the pin size and shell pressure resistance. The data acquisition and analysis module can collect electrical performance data in real time and evaluate stability. The result judgment module can quickly determine whether the performance is qualified according to the standard. The control module coordinates the operation of each module and generates a quality assessment report. The communication module realizes instruction reception and data transmission. The modules work together to reduce the time interval and manual intervention between test links, improve test efficiency, and solve the problem of low detection efficiency of existing adapter test systems.

[0112] II. The environmental simulation module can accurately simulate various environmental conditions within the temperature range of -20℃ to 85℃ and the humidity range of 10% to 95%, providing a reliable basis for performance testing of power adapters in different use environments. Through real-time monitoring and automatic control functions, the environmental parameters in the test cabin can always be maintained within the set range, ensuring the accuracy and stability of the test results.

[0113] III. The mechanical performance testing module can comprehensively detect the pin size and shell pressure resistance of the power adapter, ensuring that the pin size meets the size tolerance range specified in the relevant standards and that the shell pressure resistance meets the design requirements. Through precise size measurement and pressure testing, potential process problems that may occur during production can be effectively identified, improving the mechanical structure stability and reliability of the power adapter.

[0114] Four, the data acquisition and analysis module can collect the key electrical performance data of the power adapter in real time and accurately, and conduct in-depth analysis, providing detailed data support for the electrical performance evaluation of the power adapter. By monitoring the output voltage, current, ripple voltage and temperature rise data in real time, the electrical performance fluctuations and potential problems of the power adapter during operation can be found in time.

[0115] Five, the result judgment module realizes automatic and accurate judgment of the performance of the power adapter, quickly determines whether each performance index is qualified according to the preset standard, avoids the subjectivity and error of manual judgment, and improves the accuracy and reliability of the test results.

[0116] Six, by providing strict and comprehensive test conditions and detailed test results, it is helpful to timely find and solve product quality problems, optimize product design and production process, and improve the overall quality level of the product.

[0117] The above only discloses one or more preferred embodiments of the present application, and cannot limit the scope of the rights of the present application. Those skilled in the art can understand that the implementation of all or part of the above embodiments, and the equivalent changes made according to the claims of the present application, still belong to the scope covered by the present application.

Claims

1. A power adapter testing system, characterized in that, It includes an environmental simulation module, a mechanical performance testing module, a data acquisition and analysis module, a result judgment module, a control module, and a communication module. The environmental simulation module, the mechanical performance testing module, the data acquisition and analysis module, the result judgment module, and the communication module are respectively connected to the control module. The environmental simulation module is used to evaluate the stability and reliability of the power adapter's performance under different temperature and humidity conditions. The mechanical performance testing module is used to test the compliance of the pin size and the pressure resistance of the shell. The data acquisition and analysis module is used to collect output voltage, current, ripple voltage and temperature rise data in real time to evaluate the electrical performance stability of the power adapter. The result judgment module is used to determine whether the power adapter performance is qualified based on the collected data and preset standards. The control module is used to coordinate the operation of each module and generate a quality assessment report containing ripple-temperature correlation curves and mechanical-electrical coupling failure maps based on the collected data. The communication module is used to receive measurement commands from the computer and transmit the commands to the control module.

2. The power adapter testing system as described in claim 1, characterized in that, The environmental simulation module includes a temperature and humidity sensor unit, a cooling unit, a heating unit, a humidification unit, a dehumidification unit, and an environmental control unit. The temperature and humidity sensor unit is connected to the environmental control unit, and the cooling unit, the heating unit, the humidification unit, and the dehumidification unit are respectively connected to the environmental control unit. The temperature and humidity sensor unit is used to monitor the temperature and humidity inside the test chamber in real time and feed the monitoring data back to the environmental control unit. The cooling unit is activated when the temperature inside the test chamber is too high, to reduce the temperature inside the chamber to a set range. The heating unit is activated when the temperature inside the test chamber is too low, raising the temperature inside the chamber to a set range. The humidification unit is activated when the humidity inside the test chamber is too low, increasing the humidity inside the chamber to a set range. The dehumidification unit activates when the humidity inside the test chamber is too high, reducing the humidity to a set range. The environmental control unit coordinates and controls the operation of the cooling unit, heating unit, humidification unit, and dehumidification unit based on the data fed back by the temperature and humidity sensor unit.

3. The power adapter testing system as described in claim 1, characterized in that, The mechanical performance testing module includes a pin size measurement unit and a housing pressure testing unit; The pin size measuring unit is used to measure the length, width, thickness and spacing of the power adapter pins to determine whether they meet the specified dimensional tolerance range. The casing pressure testing unit is used to apply different levels of pressure to the power adapter casing, while monitoring the deformation of the casing and evaluating whether the casing's pressure resistance meets the design requirements.

4. The power adapter testing system as described in claim 1, characterized in that, The data acquisition and analysis module includes a voltage acquisition unit, a current acquisition unit, a ripple voltage acquisition unit, a temperature rise acquisition unit, and a data processing unit. The voltage acquisition unit, the current acquisition unit, the ripple voltage acquisition unit, and the temperature rise acquisition unit are respectively connected to the data processing unit. The voltage acquisition unit is used to acquire the output voltage value of the power adapter in real time; The current acquisition unit allows the user to monitor the output current of the power adapter in real time and convert the current signal into a digital signal. The ripple voltage acquisition unit is used to capture the ripple component in the output voltage of the power adapter and convert the ripple voltage signal into a digital signal. The temperature rise acquisition unit monitors the temperature change in real time and converts the temperature signal into a digital signal. The data processing unit performs preprocessing operations on the received voltage, current, ripple voltage, and temperature rise data, and calculates the voltage stability coefficient and current regulation rate to evaluate the electrical performance stability of the power adapter.

5. The power adapter testing system as described in claim 4, characterized in that, The result judgment module includes a standard parameter storage unit, a data comparison unit, and a judgment result output unit, which are connected in sequence. The standard parameter storage unit is used to store the range of various performance standard parameters of the power adapter; The data comparison unit is used to compare the test data transmitted from the data acquisition and analysis module and the mechanical performance testing module with the standard parameter range one by one to determine whether each performance indicator meets the standard requirements. The judgment result output unit generates a judgment result report based on the comparison result of the data comparison unit, and feeds back the judgment result to the control module.

6. A power adapter testing method, characterized in that, The power adapter testing system according to any one of claims 1-5.

7. A power adapter testing platform, used in the power adapter testing system according to any one of claims 1-5, characterized in that, Includes the following steps: Receive initialization instructions via communication and set test parameters; Simulate the set temperature and humidity environment, monitor and stabilize environmental parameters; Test the pin dimensions for compliance and the casing's ability to withstand pressure. Real-time acquisition of output voltage, current, ripple voltage, and temperature rise data; Based on the collected data and preset standards, determine whether the performance is up to standard; Integrate stored data to generate quality assessment reports; Send the quality assessment report to the computer to complete the test.

Images