Radio station power supply detection device

Abstract

The utility model discloses a radio station power supply detection device, which comprises a shell, a circuit board and two connecting pieces, and is characterized in that the circuit board is provided with a main control module, a partial pressure detection module, a power supply module and a display module; the circuit board is arranged in the shell, one end of each connecting piece is electrically connected with the partial pressure detection module, and the other end of each connecting piece extends out of the shell and extends outwards; a through hole is formed in the shell, and the display module is clamped in the through hole; the main control module is electrically connected with the partial pressure detection module, the power supply module and the display module. The power supply module is used for supplying power to the main control module, the partial pressure detection module and the display module; the partial pressure detection module detects the radio power supply to be detected and the output voltage and deviation of each element through the connecting piece, and the display module displays the detection result in real time, so that the detection personnel can quickly and accurately position the fault element, the detection efficiency is improved, and the detection accuracy is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of detection, in particular to a radio station power supply detection device. Background Art

[0002] The radio is an important communication terminal device in wireless communication. In the application of wireless communication, the number of radio equipment is relatively large, the training intensity is relatively high, and the failure rate also increases accordingly. Among them, power module failure is a common failure. In the prior art, the detection of power module failure in the equipment is usually board-level detection, which cannot accurately locate the faulty component, and the detection results cannot be displayed in real time. Therefore, there are problems of low detection accuracy and detection efficiency. Utility Model Content

[0003] The main technical problem solved by the utility model is to provide a radio station power supply detection device to solve the problems of low detection accuracy and detection efficiency.

[0004] In order to solve the above technical problems, a technical solution adopted by the utility model is to provide a radio power detection device, including a housing, a circuit board and two connecting parts, and a main control module, a voltage division detection module, a power supply module and a display module are arranged on the circuit board;

[0005] The circuit board is arranged inside the housing, one end of each connector is electrically connected to the voltage division detection module, and the other end extends out of the housing; a through hole is arranged on the housing, and the display module is clamped in the through hole;

[0006] The main control module is electrically connected to the voltage division detection module, the power supply module and the display module respectively; the power supply module is used to supply power to the main control module, the voltage division detection module and the display module; the voltage division detection module detects the power supply of the radio station to be tested through the connector; and the display module is used to display the detection result.

[0007] In some embodiments, the main control module includes a single-chip microcomputer, a filter capacitor network and a crystal oscillator circuit. The filter capacitor network and the crystal oscillator circuit are electrically connected to the single-chip microcomputer respectively. The filter capacitor network is used for filtering, and the crystal oscillator circuit is used to provide a clock frequency for the single-chip microcomputer.

[0008] In some embodiments, the voltage divider detection module includes an ADC conversion chip and a voltage divider circuit. The ADC conversion chip is electrically connected to the microcontroller and the voltage divider circuit respectively. The voltage divider circuit includes multiple voltage divider branches, and the multiple voltage divider branches are used to adapt to different voltages to be measured.

[0009] In some embodiments, the display module includes a display screen and a synchronous boost conversion circuit, the display screen is electrically connected to the single-chip microcomputer and the synchronous boost conversion circuit respectively, and the synchronous boost conversion circuit is used to provide an adaptive voltage for the display screen.

[0010] In some embodiments, the power supply module includes a DC-DC power conversion circuit and a charging circuit. The DC-DC power conversion circuit is electrically connected to the microcontroller and the charging circuit respectively. The charging circuit is used to charge the battery, and the DC-DC power conversion circuit is used to convert voltage.

[0011] In some embodiments, the charging circuit is also electrically connected to a battery socket circuit and a TYPE-C charging interface circuit, the battery socket circuit is used to plug in the battery, and the TYPE-C charging interface circuit is used to connect the charging cable.

[0012] In some embodiments, a control button module is provided on the circuit board, the control button module includes a reset circuit, a reset button is provided on the shell, the reset circuit is electrically connected to the microcontroller and the reset button respectively, and the reset button and the reset circuit are used to control the detection reset.

[0013] In some embodiments, the control button module includes a power on / off circuit, a power on / off button is provided on the shell, the power on / off circuit is electrically connected to the microcontroller and the power on / off button respectively, and the power on / off button and the power on / off circuit are used to control the working state of the radio power detection device.

[0014] In some embodiments, a download and debug interface circuit is provided on the circuit board, the download and debug interface circuit is electrically connected to the single-chip microcomputer, and the download and debug interface circuit is used to download and debug the control program.

[0015] In some embodiments, a serial communication interface and a level conversion chip circuit are provided on the circuit board. The serial communication interface is electrically connected to the level conversion chip circuit, the level conversion chip circuit is electrically connected to the microcontroller, the level conversion chip circuit is used to convert signals, and the serial communication interface is connected to an external communication device.

[0016] The beneficial effect of the utility model is to provide a radio power supply detection device, which can be directly connected in series in the radio power supply circuit to be detected through two connecting parts, detect the output voltage and deviation of each component through the voltage division detection module, and then display the detection result in real time on the display module, thereby enabling the detection personnel to quickly and accurately locate the faulty component, improve the detection efficiency, and ensure the accuracy of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram according to an embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of the module composition on a circuit board according to an embodiment of the utility model;

[0019] Figure 3 It is a connection diagram of a circuit of a single chip microcomputer according to an embodiment of the utility model;

[0020] Figure 4 This is a connection diagram of a crystal oscillator circuit according to an embodiment of the utility model;

[0021] Figure 5 It is a connection diagram of a filter capacitor network circuit according to an embodiment of the utility model;

[0022] Figure 6 This is a connection diagram of an ADC conversion chip according to an embodiment of the utility model;

[0023] Figure 7 It is a connection diagram of 16 voltage-dividing branches according to an embodiment of the utility model;

[0024] Figure 8 This is a connection diagram of a circuit of a display screen according to an embodiment of the utility model;

[0025] Fig. 9 It is a connection diagram of a synchronous boost conversion circuit according to an embodiment of the utility model;

[0026] Fig.10 This is a connection diagram of a DC-DC power conversion circuit according to an embodiment of the utility model;

[0027] Fig.11 This is a connection diagram of a charging circuit according to an embodiment of the utility model;

[0028] Fig.12 This is a connection diagram of a battery socket circuit according to an embodiment of the utility model;

[0029] Fig.13 This is a connection diagram of a TYPE-C charging interface circuit according to an embodiment of the utility model;

[0030] Fig.14 This is a connection diagram of a reset circuit according to an embodiment of the utility model;

[0031] Fig.15 This is a connection diagram of a power on / off circuit according to an embodiment of the utility model;

[0032] Fig.16 It is a connection diagram of a download debugging interface circuit according to an embodiment of the utility model;

[0033] Fig.17 It is a connection diagram of a serial communication interface according to an embodiment of the utility model. DETAILED DESCRIPTION

[0034] In order to facilitate the understanding of the present invention, the present invention is described in more detail below in conjunction with the accompanying drawings and specific embodiments. The accompanying drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0035] It should be noted that, unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this specification includes any and all combinations of one or more related listed items.

[0036] Figure 1 An embodiment of a radio power detection device of the utility model is shown, including a shell 1, a circuit board and two connectors, the two connectors are a first connector 21 and a second connector 22. In this embodiment, the first connector 21 and the second connector 22 are flexible circuit wire arrays. Of course, the first connector 21 and the second connector 22 can also be other rigid circuit wire arrays, which is not limited here.

[0037] The circuit board is arranged inside the housing 1, and a main control module 31, a voltage division detection module 32, a power supply module 33 and a display module 34 are arranged on the circuit board. One end of the first connecting member 21 is electrically connected to the voltage division detection module 32 in the housing 1, and the other end extends out of the housing 1 to one side. One end of the second connecting member 22 is electrically connected to the voltage division detection module 32 in the housing 1, and the other end extends out of the housing 1 to the opposite side. During the test, the radio power supply detection device can be connected in series in the power supply circuit to be tested through the first connecting member 21 and the second connecting member 22 to perform a through-type test. A square through hole 11 is arranged on the housing 1, and the display module 34 is stuck in the square through hole 11. The test personnel can view the test results in real time on the display module 34.

[0038] Combination Figure 2 As shown, the main control module 31 is electrically connected to the voltage division detection module 32, the power supply module 33 and the display module 34 respectively; the power supply module 33 is used to supply power to the main control module 31, the voltage division detection module 32 and the display module 34; the voltage division detection module 32 detects the power supply of the radio station to be tested through the connecting piece; the display module 34 is used to display the detection result.

[0039] The detection device is directly connected in series in the power supply circuit of the radio station to be detected through the first connecting member 21 and the second connecting member 22, and detects the output voltage and deviation of each component through the voltage division detection module 32, and then displays the detection result in real time on the display module 34, thereby enabling the detection personnel to quickly and accurately locate the faulty component, improve the detection efficiency, and ensure the accuracy of the detection.

[0040] Combination Figure 3 , Figure 4 , Figure 5 As shown, in some embodiments, the main control module 31 includes a single-chip microcomputer U1, a filter capacitor network and a crystal oscillator circuit. The model of the single-chip microcomputer U1 is FM33LC46N, which is based on the ARMCortex-M0 core, integrates a large-capacity embedded flash memory, has rich analog and digital peripherals, and has excellent low power consumption characteristics.

[0041] The crystal oscillator circuit includes a capacitor C1, a capacitor C2 and a crystal oscillator G1. The model of the crystal oscillator G1 is HC-49US-3.5795MHZ. The first end of the capacitor C1 and the first end of the capacitor C2 are grounded. The second end of the capacitor C1 is electrically connected to the second end of the crystal oscillator G1. The second end of the capacitor C2 is electrically connected to the first end of the crystal oscillator G1. Figure 4 The first end and the second end of the crystal oscillator G1 are also electrically connected to the high-frequency crystal oscillator input pin OSCIN and the high-frequency crystal oscillator output pin OSCOUT of the single-chip microcomputer U1, respectively. The crystal oscillator circuit is used to provide a clock frequency for the single-chip microcomputer U1.

[0042] The filter capacitor network includes capacitor C8, capacitor C9, capacitor C10, capacitor C5 and capacitor C11. After capacitor C8, capacitor C9, capacitor C10, capacitor C5 and capacitor C11 are connected in parallel, one end is grounded, and the other end is electrically connected to the VDD pin of the microcontroller U1. Figure 5 As shown, the filter capacitor network is mainly used for filtering, which can filter out high-frequency noise signals in the power supply so that the microcontroller U1 can obtain a pure power supply voltage. It can also reduce the pulsation of the input power supply and make the output voltage more stable.

[0043] Combination Figure 6 , Figure 7 As shown, in some embodiments, the voltage division detection module 32 includes an ADC conversion chip and a voltage division circuit. The model of the ADC conversion chip is AD7490, which has the advantages of high speed and low power consumption and can provide a throughput rate of up to 1MSPS. It consumes only 5.4mW of power at the maximum throughput of a 3V power supply. In this embodiment, the voltage division circuit includes 16 voltage division branches, and the voltage division branches are adapted to multiple voltage values ​​to be measured, including 6V, 3.3V, 16V, 4V, 18V, 5V, 8V, 12V, 18V, and 3.6V. Figure 7 shown.

[0044] The data input pin DIN, data output pin DOUT, chip select pin CS and serial clock input pin SCLK of the ADC conversion chip are electrically connected to the GPIO pin PA6, GPIO pin PA7, GPIO pin PA4 and SPI clock pin PA5 / SPI0_SCK of the single-chip computer U1 respectively. The analog input pins VIN0-VIN15 of the ADC conversion chip are electrically connected to 16 voltage-dividing branches respectively. For example, the analog input pin VIN0 is electrically connected to the first end of the resistor R34, and the second end of the resistor R34 is also electrically connected to the resistor R33 and the resistor R37, the other end of the resistor R33 receives the measurement voltage of 6V, and the other end of the resistor R37 is grounded; the analog input pin VIN1 is electrically connected to the first end of the resistor R40, and the second end of the resistor R40 is also electrically connected to the resistor R39 and the resistor R43, the other end of the resistor R39 receives the measurement voltage of 3.3V, and the other end of the resistor R43 is grounded; the specific connection method of other analog input pins VIN2-VIN15 refers to Figure 7 As shown, the ADC conversion chip is used to convert analog signals into digital signals.

[0045] Combination Figure 8 , Fig. 9 As shown, in some embodiments, the display module 34 includes a display screen OLED1 and a synchronous boost conversion circuit, and the model of the display screen OLED1 is VGG13264C_S001.

[0046] Pin E / RD#, pin R / W#, pin D / C, pin RES# and pin CS# of the display screen OLED1 are electrically connected to the SPI data output pin PB15 / SPI1_MOSI, SPI data input pin PB14 / SPI1_MISO, SPI clock pin PB13 / SPI1_SCK, GPIO pin PC6 and SPI chip select pin PB12 / SPI1_NSS of the microcontroller U1 respectively.

[0047] The VCC pin of the display screen OLED1 is electrically connected to the synchronous boost conversion circuit, which includes a synchronous boost converter U3, model SGM6611C, which is a fully integrated synchronous boost converter that can be connected to an input voltage of 2.7V to 12V and can output an output voltage of 4.5V to 12.6V. In this embodiment, the synchronous boost conversion circuit is used to pass a 9V voltage to the display screen OLED1, and the boost conversion output pin VOUT of the synchronous boost converter U3 is electrically connected to capacitors C15, C16, C17 and C18 connected in parallel, and the switch pin SW is electrically connected Inductor L1, the gate drive power supply pin is electrically connected to the capacitor C20 and then electrically connected to the inductor L1, the enable pin EN is electrically connected to the resistor R19, the power supply pin VCC is electrically connected to the capacitor C21 and then grounded, the adjustable current limit pin ILIM is electrically connected to the resistor R24 ​​and then grounded, the error output pin COMP is electrically connected to the first end of the resistor R21 and the first end of the capacitor C22 respectively, the second end of the resistor R21 is electrically connected to the first end of the capacitor C23, the second end of the capacitor C22 and the second end of the capacitor C23 are grounded, the voltage feedback output pin FB is electrically connected to the resistor R16 and the resistor R20 respectively, and the other end of the resistor R20 is grounded, as shown in FIG. Fig. 9 shown.

[0048] Combination Fig.10 , Fig.11 As shown, in some embodiments, the power supply module 33 includes a DC-DC power conversion circuit and a charging circuit. The DC-DC power conversion circuit is used to convert voltage. The DC-DC power conversion circuit includes a synchronous buck converter D1, model SCT2331TVBR, which has the advantages of output voltage overvoltage protection, switch peak current limiting and overcurrent protection, and overheating protection, providing multiple guarantees for the safety of practical applications.

[0049] The enable logic input pin EN of the synchronous buck converter D1 is electrically connected to the first end of the resistor R30, the second end of the resistor R30 is electrically connected to the GPIO pin PA9 of the single-chip computer U1, the power input pin VIN of the synchronous buck converter D1 is electrically connected to the VBAT_IN end of the charging circuit, the power input pin VIN of the synchronous buck converter D1 is also electrically connected to the capacitor C37 and the capacitor C38 and then grounded, the synchronous buck converter D1 is also electrically connected to the resistor R27, the resistor R28, the resistor R29, the resistor R30, the capacitor C31, the capacitor C32, the capacitor C33, the capacitor C34, the capacitor C35, the capacitor C36 and the inductor L3, The power input pin BST is electrically connected to the capacitor C32 and then connected in parallel to the switch pin SW, and then electrically connected to the inductor L3. The inductor L3 is then electrically connected to the capacitor C35, the capacitor C33, the capacitor C36 and the capacitor C34 which are connected in parallel in sequence. The feedback voltage output pin FB is electrically connected to the first end of the resistor R29. The second end of the resistor R29 is electrically connected to the first end of the resistor R28, the first end of the capacitor C31 and the first end of the resistor R27 respectively. The second end of the resistor R28 is grounded. The second end of the capacitor C31 and the second end of the resistor R27 are connected in parallel to the inductor L3 and then connected to the capacitor C35, the capacitor C33, the capacitor C36 and the capacitor C34 which are connected in parallel in sequence. Fig.10 shown.

[0050] The charging circuit includes a bidirectional output controller U4, model TMI5810, which is a synchronous 4-switch buck-boost controller that integrates charging and discharging bidirectional output control functions and has a wide input and output voltage range. It can support applications with an input range of 2.8V to 32V and an output range of 2V to 32V. The charging circuit is used to charge the battery.

[0051] The high-side MOSFET gate drive output pin HDBAT of the bidirectional output controller U4 is electrically connected to the NMOS tube Q2, the low-side MOSFET gate drive output pin LDBAT of the bidirectional output controller U4 is electrically connected to the NMOS tube Q4, the low-side MOSFET gate drive output pin LDBUS of the bidirectional output controller U4 is electrically connected to the NMOS tube Q3, and the high-side MOSFET gate drive output pin HDBUS of the bidirectional output controller U4 is electrically connected to the NMOS tube Q1. Fig.11 shown.

[0052] Combination Fig.12 , Fig.13As shown, in some embodiments, the charging circuit is also electrically connected to a battery socket circuit and a TYPE-C charging interface circuit, the battery socket circuit includes a battery socket J1, the first end of the battery socket J1 is first electrically connected to the power input pin VBAT of the single-chip computer U1, and then electrically connected to the first end of the capacitor C66, the first end of the capacitor C67 and the first end of the capacitor C68 respectively, the second end of the capacitor C66, the second end of the capacitor C67, the second end of the capacitor C68 and the second end of the battery socket J1 are grounded, and the first end of the capacitor C66, the first end of the capacitor C67 and the first end of the capacitor C68 are also electrically connected to the VBAT_IN end of the charging circuit, as shown in FIG. Fig.12 shown.

[0053] The TYPE-C charging interface circuit includes a TYPE-C charging interface J4, model MC-311F-16, and also includes an interface circuit, the interface circuit includes a capacitor C69, a capacitor C70, a capacitor C71, a voltage-stabilizing diode D5 and a common-mode filter L5, wherein the capacitor C69, the capacitor C70, the capacitor C71 and the voltage-stabilizing diode D5 are connected in parallel, a first end of the capacitor C69, a first end of the capacitor C70, a first end of the capacitor C71 and a first end of the voltage-stabilizing diode D5 are electrically connected to a first end of the common-mode filter L5, a second end of the capacitor C69, a second end of the capacitor C70, a second end of the capacitor C71 and a second end of the voltage-stabilizing diode D5 are electrically connected to a second end of the common-mode filter L5, a third end of the common-mode filter L5 is grounded, and a fourth end of the common-mode filter L5 is electrically connected to a VBUS end of the charging circuit, such as Fig.13 As shown, the interface circuit is electrically connected to two power supply pins VBUS of the TYPE-C charging interface J4. The battery socket circuit is used to insert the battery, and the TYPE-C charging interface circuit is used to connect the charging cable.

[0054] Combination Fig.14 As shown, in some embodiments, a control button module 35 is provided on the circuit board, and the control button module 35 includes a reset circuit, and the reset circuit includes a resistor R11, a capacitor C7 and a button S1, and a first end of the button S1 is electrically connected to the capacitor C7, the resistor R11 and the global reset pin NRST of the single-chip computer U1, and a second end of the button S1 is grounded. Fig.14 The button S1 of the reset circuit corresponds to the reset button on the housing 1. The reset button and the reset circuit are used to control the detection reset. After each detection is completed, the detection reset can be performed through the reset button, and then the inspection can be performed again.

[0055] Combination Fig.15As shown, in some embodiments, the control button module 35 includes a switch circuit, which includes a resistor R25, a resistor R26, a resistor R31, a resistor R32, a capacitor 28, a capacitor 29, a capacitor 30, a capacitor 39, a diode V1, a diode V2, a button S2, a PMOS tube Q1 and an NMOS tube Q2. The first end of the button S2 is grounded, the second end of the button S2 is electrically connected to the capacitor C30, the cathode of the diode V1 and the cathode of the diode V2 respectively, the anode of the diode V1 is electrically connected to the resistor R25 and the GPIO pin PA8 of the microcontroller U1 respectively, the first end of the resistor R31 is electrically connected to the GPIO pin PC9 of the microcontroller U1, the second end of the resistor R31 is electrically connected to the resistor R32, the capacitor C39 and the NMOS tube Q2, the NMOS tube Q2 and the anode of the diode V2 are electrically connected to the PMOS tube Q1, as shown in FIG. Fig.15 The button S2 of the power on / off circuit corresponds to the power on / off button on the housing 1. The power on / off button and the power on / off circuit are used to control the working state of the radio power detection device. The radio is turned on and off by the power on / off button.

[0056] Combination Fig.16 As shown, in some embodiments, a download debugging interface circuit is provided on the circuit board, and the download debugging interface circuit includes a download debugging interface X2, and the download debugging interface X2 is also electrically connected to a resistor R4, a resistor R5, a resistor R6, a resistor R7 and a resistor R10, such as Fig.16 As shown, pins 2, 3, 4, 5, 6, and 7 of the download debug interface X2 are electrically connected to GPIO pin PB4, GPIO pin PA15, GPIO pin PA13, GPIO pin PA14, external wake-up pin PB3, and global reset pin NRST of the single-chip computer U1, and pins 2, 3, 4, and 6 of the download debug interface X2 are also electrically connected to the first end of resistor R7, the first end of resistor R6, the first end of resistor R5, and the first end of resistor R4, respectively. The second end of resistor R7, the second end of resistor R6, the second end of resistor R5, and the second end of resistor R4 are electrically connected to pin 1 of the download debug interface X2. Pin 5 of the download debug interface X2 is electrically connected to the first end of resistor R10, and the second end of resistor R10 and pin 8 of the download debug interface X2 are grounded. The download debug interface X2 is used to download the debug control program.

[0057] In combination with Figure 17, in some embodiments, a serial communication interface and a level conversion chip circuit are provided on the circuit board. The level conversion chip circuit includes a level conversion chip U2, model MAX3232EEAE, which has the characteristics of low power consumption, high data rate, enhanced ESD protection, etc. The output pin R2IN and the output pin T2OUT of the level conversion chip U2 are electrically connected to the first end of the resistor R12 and the first end of the resistor R13 respectively, and the second end of the resistor R12 and the second end of the resistor R13 are connected to the serial communication interface. The output pin R2OUT and the input pin T2IN of the level conversion chip U2 are electrically connected to the data input pin PA3 / ADC012_IN3 and the data output pin PA2 / ADC012_IN2 of the microcontroller U1. The level conversion chip U2 is used to convert signals so that the serial communication interface can communicate with externally connected devices.

[0058] It can be seen that the utility model discloses a radio power supply detection device, which can be directly connected in series in the radio power supply circuit to be detected through a connector, detects the output voltage and deviation of each component through a voltage divider detection module, and then displays the detection result in real time on a display module, thereby enabling detection personnel to quickly and accurately locate faulty components, improves detection efficiency, ensures detection accuracy, and the internal circuit of the device also has the advantage of low power consumption.

[0059] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structural transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A radio power detection device, characterized in that: The radio station power supply detection device comprises A housing, a circuit board and two connecting parts, wherein the circuit board is provided with a main control module, a voltage division detection module, a power supply module and a display module; The circuit board is arranged inside the housing, one end of each of the connectors is electrically connected to the voltage division detection module, and the other end extends out of the housing; a through hole is arranged on the housing, and the display module is clamped in the through hole; The main control module is electrically connected to the voltage division detection module, the power supply module and the display module respectively; the power supply module is used to supply power to the main control module, the voltage division detection module and the display module; the voltage division detection module detects the power supply of the radio station to be tested through the connecting piece; and the display module is used to display the detection result.

2. The radio station power supply detection device according to claim 1, characterized in that: The main control module includes a single-chip microcomputer, a filter capacitor network and a crystal oscillator circuit. The filter capacitor network and the crystal oscillator circuit are electrically connected to the single-chip microcomputer respectively. The filter capacitor network is used for power supply filtering, and the crystal oscillator circuit is used to provide a clock frequency for the single-chip microcomputer.

3. The radio station power supply detection device according to claim 2, characterized in that: The voltage division detection module includes an ADC conversion chip and a voltage division circuit. The ADC conversion chip is electrically connected to the single chip computer and the voltage division circuit respectively. The voltage division circuit includes multiple voltage division branches. The multiple voltage division branches are used to adapt to different voltages to be measured.

4. The radio station power supply detection device according to claim 3, characterized in that: The display module comprises a display screen and a synchronous boost conversion circuit. The display screen is electrically connected to the single chip computer and the synchronous boost conversion circuit respectively. The synchronous boost conversion circuit is used to provide an adaptive voltage for the display screen.

5. The radio station power supply detection device according to claim 4, characterized in that: The power supply module includes a DC-DC power conversion circuit and a charging circuit. The DC-DC power conversion circuit is electrically connected to the single-chip microcomputer and the charging circuit respectively. The charging circuit is used to charge the battery, and the DC-DC power conversion circuit is used to convert voltage.

6. The radio station power supply detection device according to claim 5, characterized in that: The charging circuit is also electrically connected to a battery socket circuit and a TYPE-C charging interface circuit, wherein the battery socket circuit is used to insert the battery, and the TYPE-C charging interface circuit is used to connect a charging cable.

7. The radio station power supply detection device according to claim 5, characterized in that: The circuit board is provided with a control button module, the control button module includes a reset circuit, the housing is provided with a reset button, the reset circuit is electrically connected to the single chip computer and the reset button respectively, and the reset button and the reset circuit are used for controlling the detection reset.

8. The radio station power supply detection device according to claim 7, characterized in that: The control button module includes a power on / off circuit. A power on / off button is provided on the shell. The power on / off circuit is electrically connected to the single chip microcomputer and the power on / off button respectively. The power on / off button and the power on / off circuit are used to control the working state of the radio power detection device.

9. The radio station power supply detection device according to claim 5, characterized in that: A serial communication interface and a level conversion chip circuit are provided on the circuit board. The serial communication interface is electrically connected to the level conversion chip circuit, the level conversion chip circuit is electrically connected to the single-chip microcomputer, the level conversion chip circuit is used to convert signals, and the serial communication interface is used to connect to an external communication device.

Images