Energy storage cabinet control panel testing device

Abstract

The utility model belongs to the technical field of testing, and discloses an energy storage cabinet control panel testing device, which comprises a processor; the signal generation module is electrically connected with the control panel of the tested energy storage cabinet, and the signal generation module is used for generating a test signal and sending the test signal to the control panel of the tested energy storage cabinet; the instruction sending module is electrically connected with the processor and is used for sending the test instruction generated by the processor to a control panel of the tested energy storage cabinet; and the response receiving module is electrically connected with the processor, and is used for receiving a test response signal output when the control panel of the tested energy storage cabinet executes the test operation according to the test signal in response to the test instruction, and transmitting the test response signal to the processor. According to the utility model, a modular design is adopted, maintenance and upgrading are convenient, different application requirements can be met, automatic testing of the control panel of the tested energy storage cabinet can be completed, the influence of human factors is reduced, and the consistency and reliability of testing are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of testing, specifically relates to a kind of energy storage cabinet control panel testing device. BACKGROUND

[0002] With the widespread application of energy storage system, the quality and reliability of the internal components of the energy storage cabinet are increasingly required. Among them, the energy storage cabinet control panel, as the core component of the system, its correctness and stability are directly related to the safe operation of the entire energy storage system. Traditional manual testing is not only inefficient, but also prone to misjudgment. INVENTION CONTENTS

[0003] The utility model aims at providing a kind of energy storage cabinet control panel testing device to solve the problems of traditional manual testing not only inefficient, but also prone to misjudgment.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions: a kind of energy storage cabinet control panel testing device, the device includes:

[0005] processor;

[0006] signal generating module, the control panel of the energy storage cabinet to be measured is electrically connected, the signal generating module is used to generate test signal, and test signal is sent to the control panel of the energy storage cabinet to be measured;

[0007] instruction sending module, electrically connected with the processor, for sending the test instruction generated by the processor to the control panel of the energy storage cabinet to be measured;

[0008] response receiving module, electrically connected with the processor, for receiving the test response signal output by the control panel of the energy storage cabinet to be measured in response to test instruction according to test signal to execute test job, and transmitting test response signal to the processor.

[0009] Preferably, the instruction sending module includes: first CAN circuit and first RS485 circuit;

[0010] the signal input end of the first CAN circuit is electrically connected with the IO port of the processor, and the signal output end of the first CAN circuit is electrically connected with the signal input end of the control panel of the energy storage cabinet to be measured;

[0011] the signal input end of the first RS485 circuit is electrically connected with the IO port of the processor, and the signal output end of the first RS485 circuit is electrically connected with the signal input end of the control panel of the energy storage cabinet to be measured.

[0012] Preferably, the response receiving module includes: second CAN circuit and second RS485 circuit;

[0013] The signal input end of the second CAN circuit is electrically connected with the signal output end of the control panel of the measured energy storage cabinet, and the signal output end of the second CAN circuit is electrically connected with the IO port of the processor.

[0014] The signal input end of the second RS485 circuit is electrically connected with the signal output end of the control panel of the measured energy storage cabinet, and the signal output end of the second RS485 circuit is electrically connected with the IO port of the processor.

[0015] Preferably, the device further comprises a display module electrically connected with the processor, the display module being used for visually displaying the test response signal.

[0016] Preferably, the display module comprises a first LED lamp, a buzzer and a second LED lamp, all of which are electrically connected with the processor; when the test is passed, the processor controls the first LED lamp to light up and the buzzer to emit sound; when the test fails, the processor controls the second LED lamp to light up.

[0017] Preferably, the device further comprises a power module for providing working power supply for the processor, the instruction sending module, the signal generating module and the response receiving module.

[0018] Preferably, the power module comprises a battery and a voltage stabilizing circuit, the power output end of the battery being electrically connected with the power input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit being used for outputting power voltage.

[0019] Preferably, the processor is an STM32 single-chip microcomputer.

[0020] Advantages:

[0021] 1. The test device of the utility model adopts modular design, is convenient for maintenance and upgrade;

[0022] 2. The test device of the utility model is provided with an instruction sending module and a response receiving module, and is suitable for different application requirements;

[0023] 3. The test device of the utility model can complete the automatic test of the control panel of the measured energy storage cabinet, reduces the influence of human factors, and improves the consistency and reliability of the test. BRIEF DESCRIPTION OF DRAWINGS

[0024] The drawings are used to provide further understanding of the embodiments of the utility model and constitute a part of the specification, and are used together with the following specific embodiments to explain the embodiments of the utility model, but do not constitute the limitation to the embodiments of the utility model. In the drawings:

[0025] Figure 1is a block diagram of the energy storage cabinet control panel testing device provided by an embodiment of the utility model,

[0026] Figure 2 is a schematic diagram of the signal generating circuit provided by an embodiment of the utility model,

[0027] Figure 3 is a schematic diagram of the signal indicating lamp circuit provided by an embodiment of the utility model,

[0028] Figure 4 is a schematic diagram of the CAN circuit provided by an embodiment of the utility model,

[0029] Figure 5 is a schematic diagram of the RS485 circuit provided by an embodiment of the utility model,

[0030] Figure 6 is a schematic diagram of the circuit of the first LED lamp and the second LED lamp provided by an embodiment of the utility model,

[0031] Figure 7 is a schematic diagram of the circuit of the buzzer provided by an embodiment of the utility model,

[0032] Figure 8 is a schematic diagram of the voltage stabilizing circuit provided by an embodiment of the utility model. DETAILED DESCRIPTION

[0033] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the utility model will be briefly introduced in combination with the drawings and the description of the embodiments or the prior art. Obviously, the following description of the structure of the drawings is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor. It should be noted that the description of these embodiment modes is used to help understand the utility model, but does not constitute a limitation on the utility model.

[0034] Figure 1 is a block diagram of the energy storage cabinet control panel testing device provided by an embodiment of the utility model. As shown in Figure 1 the embodiment provides an energy storage cabinet control panel testing device, the device comprises: a processor, a signal generating module, an instruction sending module and a response receiving module, wherein the processor is preferably an STM32 series single-chip microcomputer,

[0035] The signal generation module is electrically connected with the control panel of the measured energy storage cabinet, and is used to generate a test signal and send the test signal to the control panel of the measured energy storage cabinet.

[0036] In the embodiment, the signal generation module comprises a signal generation circuit and a signal indicator light circuit. Figure 2 As shown in the figure, the signal generation circuit comprises a resistor R86, a resistor R87 and a resistor R88, the first end of the resistor R87 is electrically connected with the port of the control panel and the first end of the resistor R86 respectively, the second end of the resistor R87 is grounded, the second end of the resistor R86 is electrically connected with the port of the control panel and the first end of the resistor R88 respectively, and the second end of the resistor R88 is connected with a +5V power supply.

[0037] In the embodiment, for example, when the first end and the second end of the resistor R86 are electrically connected with the port of the control panel, the second end of the resistor R87 is grounded, and the second end of the resistor R88 is connected with the +5V power supply, a voltage difference signal, for example, a 1V voltage difference signal, will be generated between the two ends of the resistor R86, and the voltage difference signal is taken as the test signal. Figure 2

[0038] As shown in the figure, the signal indicator light circuit comprises a resistor R92, a resistor R93, a light emitting diode D12 and a light emitting diode D13, the positive electrode of the light emitting diode D12 and the positive electrode of the light emitting diode D13 are connected with a +12V power supply, the negative electrode of the light emitting diode D12 is electrically connected with the first end of the resistor R92, and the negative electrode of the light emitting diode D13 is electrically connected with the first end of the resistor R93; the second end of the resistor R92 and the second end of the resistor R93 are electrically connected with the port of the control panel. Figure 3 In the embodiment, when the control panel receives the test signal, the control panel will generate a response output, and the response output of the control panel is used to control the light and dark of the light emitting diode D12 and the light emitting diode D13 to display the test signal, so as to facilitate the expansion of the test work and improve the convenience and visibility of the test.

[0039] The instruction sending module is electrically connected with the processor and is used to send the test instruction generated by the processor to the control panel of the measured energy storage cabinet.

[0040] As a further optimization of the embodiment, the instruction sending module comprises a first CAN circuit and a first RS485 circuit.

[0041]

[0042] ​​The signal input end of the first CAN circuit is electrically connected with the IO port of the processor, and the signal output end of the first CAN circuit is electrically connected with the signal input end of the control panel of the measured energy storage cabinet.

[0043] The signal input end of the first RS485 circuit is electrically connected with the IO port of the processor, and the signal output end of the first RS485 circuit is electrically connected with the signal input end of the control panel of the measured energy storage cabinet.

[0044] In the embodiment, the instruction sending module adopts the CAN communication protocol and the RS485 communication protocol, and can support multiple communication protocols (485, CAN) and adapt to different application requirements.

[0045] In the embodiment, the first CAN circuit, as shown in Figure 4 , mainly includes the sixth chip U6, the ninth chip U9, the resistor R89, the resistor R90, the capacitor C42, the common mode inductor LP4, the resistor R91, the diode D14 and the interface J8, and the connection relationship between the above devices is shown in Figure 4 ; the model of the sixth chip U6 is π121M31, and the model of the ninth chip U9 is TJA1050T / CM,118.

[0046] In the embodiment, the first RS485 circuit, as shown in Figure 5 , mainly includes the eighth chip U8, the twelfth chip U12, the resistor R36, the resistor R35, the resistor R31, the resistor R40, the resistor R42, the resistor R47, the resistor R48, the resistor R52, the capacitor C41, the capacitor C46, the capacitor C50, the capacitor C53, the capacitor C54, the common mode inductor LP3, the diode D7, the diode D9, the diode D11 and the interface J5, and the connection relationship between the above devices is shown in Figure 5 ; the model of the eighth chip U8 is Si8621EC-B-ISR, and the model of the twelfth chip U12 is MAX13487EESA+.

[0047] The response receiving module is electrically connected with the processor, and is used for receiving the test response signal output by the control panel of the measured energy storage cabinet in response to the test instruction and executing the test operation according to the test signal, and transmitting the test response signal to the processor.

[0048] As a further optimization of the embodiment, the response receiving module includes a second CAN circuit and a second RS485 circuit.

[0049] The signal input end of the second CAN circuit is electrically connected with the signal output end of the control panel of the measured energy storage cabinet, and the signal output end of the second CAN circuit is electrically connected with the IO port of the processor.

[0050] The signal input end of the second RS485 circuit is electrically connected with the signal output end of the control panel of the measured energy storage cabinet, and the signal output end of the second RS485 circuit is electrically connected with the IO port of the processor.

[0051] In the embodiment, the circuit structure of the second CAN circuit is completely same as that of the first CAN circuit, as shown in Figure 4 The circuit structure of the second RS485 circuit is completely same as that of the first RS485 circuit, as shown in Figure 5 Therefore, the response receiving module and the instruction sending module of the embodiment both adopt the CAN communication protocol and the RS485 communication protocol, and can support multiple communication protocols (485, CAN) and adapt to different application requirements.

[0052] As a further optimization of the embodiment, the device further comprises a display module, which is electrically connected with the processor, and is used for visually displaying the test response signal.

[0053] In the embodiment, the display module comprises a first LED lamp, a buzzer and a second LED lamp, which are all electrically connected with the processor; when the test passes, the processor controls the first LED lamp to light up and the buzzer to emit sound; when the test fails, the processor controls the second LED lamp to light up.

[0054] The circuit of the first LED lamp and the second LED lamp is as shown in Figure 6 The circuit of the buzzer is as shown in Figure 7 In the embodiment, after the control panel of the measured energy storage cabinet receives the test instruction, it processes according to the test signal logic and returns the corresponding confirmation signal (test response signal) to the processor, which includes that the output of the control panel of the measured energy storage cabinet meets the expectation or the output of the control panel of the measured energy storage cabinet does not meet the expectation; when the output of the control panel of the measured energy storage cabinet meets the expectation, it means that the test passes, the first LED lamp lights up and the buzzer emits sound, that is, LED2 in Figure 6 lights up; when the output of the control panel of the measured energy storage cabinet does not meet the expectation, it means that the test fails, the second LED lamp lights up, that is, LED3 in Figure 6 lights up.

[0055] As a further optimization of the embodiment, the device further comprises a power module, which is used for providing working power for the processor, the instruction sending module, the signal generating module and the response receiving module.

[0056] The power module comprises a battery and a voltage stabilizing circuit, a power output end of the battery is electrically connected with a power input end of the voltage stabilizing circuit, and an output end of the voltage stabilizing circuit is used for outputting a power voltage. Figure 8 As shown in the figure, the voltage stabilizing circuit mainly comprises a voltage stabilizing chip U4, resistors R18, R21, R22, R23, capacitors C23, C25, C8, C15, C20, C21, C22, C24, C26, diodes TV1, D1, D4, D2, D3, a light emitting diode LED5 and an inductor L1, and the connection relationship among the above-mentioned devices is as shown in the figure. Figure 8 The model of the voltage stabilizing chip U4 is TPS5430DDA.

[0057] The test device of the utility model adopts modular design, is convenient for maintenance and upgrade, the test device is provided with instruction sending module and response receiving module, adapts to different application demands, and can complete the automation test to the control panel of the measured energy storage cabinet, reduces the influence of human factors, improves the consistency and reliability of the test.

[0058] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the protection scope of the utility model. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An energy storage cabinet control board testing device, characterized in that, The device comprises: a processor; a signal generation module electrically connected to the control panel of the energy storage cabinet under test, the signal generation module being configured to generate a test signal and send the test signal to the control panel of the energy storage cabinet under test; an instruction sending module electrically connected to the processor, configured to send a test instruction generated by the processor to the control panel of the energy storage cabinet under test; a response receiving module electrically connected to the processor, configured to receive a test response signal output by the control panel of the energy storage cabinet under test in response to the test instruction and the test signal, and transmit the test response signal to the processor.

2. The energy cabinet control board testing device of claim 1, wherein, The instruction sending module comprises a first CAN circuit and a first RS485 circuit. The signal input end of the first CAN circuit is electrically connected to the IO port of the processor, and the signal output end of the first CAN circuit is electrically connected to the signal input end of the control panel of the energy storage cabinet under test. The signal input end of the first RS485 circuit is electrically connected to the IO port of the processor, and the signal output end of the first RS485 circuit is electrically connected to the signal input end of the control panel of the energy storage cabinet under test.

3. The energy cabinet control board testing device of claim 1, wherein, The response receiving module comprises a second CAN circuit and a second RS485 circuit. The signal input end of the second CAN circuit is electrically connected to the signal output end of the control panel of the energy storage cabinet under test, and the signal output end of the second CAN circuit is electrically connected to the IO port of the processor. The signal input end of the second RS485 circuit is electrically connected to the signal output end of the control panel of the energy storage cabinet under test, and the signal output end of the second RS485 circuit is electrically connected to the IO port of the processor.

4. The energy cabinet control board testing device of claim 1, wherein, The device further comprises a display module electrically connected to the processor, the display module being configured to visually display the test response signal.

5. The energy cabinet control board testing device of claim 4, wherein, The display module comprises a first LED lamp, a buzzer and a second LED lamp, all of which are electrically connected to the processor; when the test is passed, the processor controls the first LED lamp to light up and the buzzer to emit a sound; when the test fails, the processor controls the second LED lamp to light up.

6. The energy cabinet control board testing device of claim 1, wherein, The device further comprises a power module configured to provide working power for the processor, the instruction sending module, the signal generation module and the response receiving module.

7. The energy cabinet control board testing device of claim 6, wherein, The power module comprises a battery and a voltage stabilizing circuit, the power output end of the battery is electrically connected to the power input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit is configured to output a power voltage.

8. The energy cabinet control board testing device of any of claims 1-7, wherein, The processor is an STM32 single-chip microcomputer.

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