A power supply output detection device

Abstract

This utility model belongs to the field of power supply detection technology, specifically relating to a power supply output detection device, comprising: a signal acquisition module for acquiring signals such as voltage, current, and power output from the power supply; the signal acquisition module includes a voltage sensor, a current sensor, and a power sensor; the input terminal of the voltage sensor is connected to the positive terminal of the power supply output, and the output terminal is connected to the voltage signal input terminal of the signal processing module; the input terminal of the current sensor is connected to the negative terminal of the power supply output, and the output terminal is connected to the current signal input terminal of the signal processing module; the power sensor is connected to the output terminals of the voltage sensor and the current sensor respectively, and its output terminal is connected to the power signal input terminal of the signal processing module.

Description

Technical Field

[0001] This utility model belongs to the field of power supply detection technology, and specifically relates to a power output detection device. Background Technology

[0002] With the widespread application of electronic devices, the requirements for the stability and reliability of power supply output are becoming increasingly stringent. During the power supply manufacturing process, comprehensive testing of the power supply output is necessary to ensure it meets quality standards. Traditional power supply output testing devices often suffer from problems such as limited functionality, low testing accuracy, and complex operation, making it difficult to meet the needs of modern production and use. For example, some testing devices can only detect the voltage or current of the power supply, unable to simultaneously perform comprehensive testing of multiple parameters; the testing accuracy of some devices is greatly affected by environmental factors, leading to inaccurate results; and some testing devices have unfriendly interfaces, requiring professional personnel to operate, increasing testing costs and time. Therefore, developing a power supply output testing device that is comprehensive in function, has high testing accuracy, and is easy to operate is of significant practical importance. Utility Model Content

[0003] In view of the above-mentioned shortcomings in the prior art, the present invention provides a power output detection device to solve the problems in the background art.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:

[0005] A power output detection device includes: a signal acquisition module for acquiring signals such as voltage, current, and power output from the power supply; the signal acquisition module includes a voltage sensor, a current sensor, and a power sensor; the input terminal of the voltage sensor is connected to the positive terminal of the power supply output, and its output terminal is connected to the voltage signal input terminal of a signal processing module; the input terminal of the current sensor is connected to the negative terminal of the power supply output, and its output terminal is connected to the current signal input terminal of the signal processing module; the power sensor is connected to the output terminals of both the voltage sensor and the current sensor, and its output terminal is connected to the power signal input terminal of the signal processing module.

[0006] The signal processing module is used to amplify, filter, and perform analog-to-digital conversion on the acquired signal. The signal processing module includes an amplifier, a filter, and an analog-to-digital converter connected in sequence. The input terminal of the amplifier is connected to the output terminals of a voltage sensor, a current sensor, and a power sensor, respectively. The output terminal of the analog-to-digital converter is connected to the signal input terminal of the microcontroller.

[0007] The microcontroller is used to analyze and calculate the processed signal to obtain various parameters of the power output, and to determine whether the power output is normal according to preset standards. The microcontroller stores preset voltage standard range, current standard range and power standard range. The microcontroller is connected to the display module and alarm module through a communication interface.

[0008] The display module is used to display various parameters of the power output and the detection results. The display module is an LCD screen, which is connected to the display signal output terminal of the microcontroller.

[0009] An alarm module is used to issue an alarm signal when the power output is abnormal. The alarm module includes a buzzer and an indicator light, which are respectively connected to the alarm signal output terminal of the microcontroller.

[0010] Furthermore, the signal acquisition module also includes a temperature sensor, which is installed near the power output terminal to acquire the temperature signal of the power output terminal. The output terminal of the temperature sensor is connected to the temperature signal input terminal of the signal processing module.

[0011] Furthermore, the microcontroller is also connected to a host computer via a communication interface, and the host computer is used to store and analyze power output detection data.

[0012] Furthermore, the detection device also includes a housing, and the signal acquisition module, signal processing module, microcontroller, display module and alarm module are all installed inside the housing. The housing is provided with a power input interface, a power output interface and an operation button. The power input interface is used to connect to an external power source to power the detection device, the power output interface is used to connect to the power source under test, and the operation button is connected to the control signal input terminal of the microcontroller to control the start and stop of the detection device.

[0013] Furthermore, the outer shell is made of insulating material, and the surface of the outer shell is provided with anti-slip texture.

[0014] Compared with the prior art, this utility model has the following advantages:

[0015] 1. Comprehensive Functions: The power output detection device of the present invention can simultaneously collect and detect multiple signals such as voltage, current, and power of the power output. It can also add the detection of other parameters such as temperature as needed to achieve comprehensive detection of power output and meet the needs of different users.

[0016] 2. High Detection Accuracy: The signal processing module amplifies, filters, and performs analog-to-digital conversion on the acquired signal, effectively reducing signal interference and noise and improving detection accuracy. The microcontroller uses high-precision algorithms to analyze and calculate the processed signal, further ensuring the accuracy of the detection results.

[0017] 3. Easy to operate: The testing device is equipped with operation buttons; users can start and stop the test simply by pressing the button, making operation simple and easy to understand. The display module uses an LCD screen to intuitively display various power output parameters and test results for easy viewing. Simultaneously, the alarm module promptly issues an alarm signal when the power output is abnormal, reminding the user to take appropriate measures.

[0018] 4. Convenient data storage and analysis: The microcontroller connects to the host computer via a communication interface, which can transmit power output detection data to the host computer in real time for storage and analysis. This facilitates long-term monitoring and evaluation of the power supply performance and provides data support for power supply optimization and improvement.

[0019] 5. High safety: The outer shell is made of insulating material, which can effectively prevent electric shock accidents and ensure the personal safety of users. The anti-slip texture on the surface of the shell increases the stability of the grip and makes it convenient for users to operate. Attached Figure Description

[0020] Figure 1 This is a diagram illustrating the composition of a power output detection device according to the present invention.

[0021] Figure 2 This is a three-dimensional structural schematic diagram (view 1) of an embodiment of a power output detection device according to the present invention;

[0022] Figure 3 This is a three-dimensional structural schematic diagram (view 2) of an embodiment of a power output detection device according to the present invention;

[0023] The reference numerals in the accompanying drawings include:

[0024] 1-Signal acquisition module, 11-Voltage sensor, 12-Current sensor, 13-Power sensor, 14-Temperature sensor; 2-Signal processing module, 21-Amplifier, 22-Filter, 23-Analog-to-digital converter; 3-Microcontroller; 4-Display module; 5-Alarm module, 51-Buzzer, 52-Indicator light; 6-Housing, 61-Power input interface, 62-Power output interface, 63-Operation button. Detailed Implementation

[0025] To enable those skilled in the art to better understand this utility model, the technical solution of this utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0026] The accompanying drawings are for illustrative purposes only and are schematic diagrams, not actual images. They should not be construed as limiting the scope of this patent. To better illustrate the embodiments of this utility model, some components in the drawings may be omitted, enlarged, or reduced, and do not represent the actual dimensions of the product. It is understandable to those skilled in the art that some well-known structures and their descriptions may be omitted in the drawings.

[0027] In the accompanying drawings of this utility model, the same or similar reference numerals correspond to the same or similar components. In the description of this utility model, it should be understood that if terms such as "upper," "lower," "left," "right," "inner," and "outer" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, they are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe positional relationships in the drawings are only for illustrative purposes and should not be construed as limiting this patent. For those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0028] In the description of this utility model, unless otherwise explicitly specified and limited, the term "connection" or similar designation indicating the connection relationship between components should be interpreted broadly. For example, it can refer to a fixed connection, a detachable connection, or an integral part; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0029] Example 1

[0030] like Figure 1-3As shown, this utility model provides a power output detection device, comprising a signal acquisition module 1, a signal processing module 2, a microcontroller 3, a display module 4, and an alarm module 5. The signal acquisition module 1 includes a voltage sensor 11, a current sensor 12, and a power sensor 13. The input terminal of the voltage sensor 11 is connected to the positive terminal of the power output, and its output terminal is connected to the voltage signal input terminal of the signal processing module 2. The input terminal of the current sensor 12 is connected to the negative terminal of the power output, and its output terminal is connected to the current signal input terminal of the signal processing module 2. The power sensor 13 is connected to the output terminals of both the voltage sensor 11 and the current sensor 12, and its output terminal is connected to the power signal input terminal of the signal processing module 2. The signal processing module 2 includes an amplifier 21, a filter 22, and an analog-to-digital converter 23 connected in sequence. The input terminal of the amplifier 21 is connected to the output terminals of the voltage sensor 11, the current sensor 12, and the power sensor 13, respectively. The output terminal of the analog-to-digital converter 23 is connected to the signal input terminal of the microcontroller 3. The microcontroller 3 internally stores preset voltage, current, and power standard ranges. The microcontroller 3 is connected to the display module 4 and the alarm module 5 via a communication interface. The display module 4 is an LCD screen connected to the display signal output terminal of the microcontroller 3. The alarm module 5 includes a buzzer 51 and an indicator light 52, which are respectively connected to the alarm signal output terminal of the microcontroller 3.

[0031] In practical use, connect the power supply under test to the power output interface 62 of the testing device and press the operation button 63 to start the testing device. The signal acquisition module 1 acquires the voltage, current, and power signals of the power supply output and transmits these signals to the signal processing module 2. The signal processing module 2 amplifies, filters, and performs analog-to-digital conversion on the signals before transmitting them to the microcontroller 3. The microcontroller 3 analyzes and calculates the processed signals to obtain various parameters of the power supply output and compares them with preset standard ranges. If the power supply output parameters are within the standard range, the display module 4 displays the normal test results; if the power supply output parameters exceed the standard range, the microcontroller 3 controls the alarm module 5 to issue an alarm signal, the buzzer 51 sounds, and the indicator light 52 flashes, reminding the user of abnormal power supply output.

[0032] Example 2

[0033] Based on Embodiment 1, the signal acquisition module 1 further includes a temperature sensor 14, which is installed near the power output terminal to acquire the temperature signal from the power output terminal. The output terminal of the temperature sensor 14 is connected to the temperature signal input terminal of the signal processing module 2. The microcontroller 3 also stores a preset temperature standard range. During the detection process, the microcontroller 3 simultaneously analyzes and judges the temperature signal. When the temperature exceeds the preset range, it also controls the alarm module 5 to issue an alarm signal.

[0034] Example 3

[0035] Based on Embodiment 1 or Embodiment 2, the microcontroller 3 is also connected to a host computer via a communication interface. The detection device transmits the power output data obtained from each detection to the host computer in real time for storage and analysis. The host computer can generate a power output performance curve based on the stored data, helping users to more intuitively understand the performance changes of the power supply and providing a basis for power supply maintenance and improvement.

[0036] Example 4

[0037] The detection device also includes a housing 6, inside which the signal acquisition module 1, signal processing module 2, microcontroller 3, display module 4, and alarm module 5 are all installed. The housing 6 is equipped with a power input interface 61, a power output interface 62, and an operation button 63. The power input interface 61 is used to connect to an external power source to power the detection device, the power output interface 62 is used to connect to the power supply under test, and the operation button 63 is connected to the control signal input terminal of the microcontroller 3 to control the start and stop of the detection device. The housing 6 is made of insulating material with anti-slip textures on the surface, improving the safety and ease of operation of the detection device.

[0038] The above are merely embodiments of this utility model. The circuits, electronic components, and modules involved are all prior art, fully achievable by those skilled in the art, and require no further explanation. The content protected by this application does not involve improvements to the software or methods. Commonly known structures and characteristics in the solution are not described in detail here. Those skilled in the art are aware of all common technical knowledge in the field to which this utility model pertains prior to the application date or priority date, are able to access all existing technologies in that field, and possess the ability to apply conventional experimental methods prior to that date. Those skilled in the art can, under the guidance of this application, improve and implement this solution in conjunction with their own capabilities. Some typical known structures or methods should not be obstacles for those skilled in the art to implement this application. It should be noted that those skilled in the art can make several modifications and improvements without departing from the structure of this utility model. These should also be considered within the scope of protection of this utility model, and will not affect the effectiveness of the implementation of this utility model or the practicality of the patent.

Claims

1. A power output detection device, characterized in that: include: The signal acquisition module (1) is used to acquire the voltage, current and power signals output by the power supply. The signal acquisition module (1) includes a voltage sensor (11), a current sensor (12) and a power sensor (13). The input terminal of the voltage sensor (11) is connected to the positive terminal of the power supply output, and the output terminal is connected to the voltage signal input terminal of the signal processing module (2). The input terminal of the current sensor (12) is connected to the negative terminal of the power supply output, and the output terminal is connected to the current signal input terminal of the signal processing module (2). The power sensor (13) is connected to the output terminals of the voltage sensor (11) and the current sensor (12) respectively, and its output terminal is connected to the power signal input terminal of the signal processing module (2). The signal processing module (2) is used to amplify, filter and convert analog to digital signals. The signal processing module (2) includes an amplifier (21), a filter (22) and an analog-to-digital converter (23) connected in sequence. The input terminal of the amplifier (21) is connected to the output terminals of the voltage sensor (11), the current sensor (12) and the power sensor (13) respectively. The output terminal of the analog-to-digital converter (23) is connected to the signal input terminal of the microcontroller (3). The microcontroller (3) is used to analyze and calculate the processed signal to obtain various parameters of the power output, and to determine whether the power output is normal according to the preset standard. The microcontroller (3) stores the preset voltage standard range, current standard range and power standard range. The microcontroller (3) is connected to the display module (4) and the alarm module (5) through the communication interface. The display module (4) is used to display various parameters of the power output and the detection results. The display module (4) is a liquid crystal display screen, which is connected to the display signal output terminal of the microcontroller (3). An alarm module (5) is used to issue an alarm signal when the power output is abnormal. The alarm module (5) includes a buzzer (51) and an indicator light (52). The buzzer (51) and the indicator light (52) are respectively connected to the alarm signal output terminal of the microcontroller (3).

2. The power output detection device as described in claim 1, characterized in that: The signal acquisition module (1) also includes a temperature sensor (14), which is installed near the power output terminal and is used to acquire the temperature signal of the power output terminal. The output terminal of the temperature sensor (14) is connected to the temperature signal input terminal of the signal processing module (2).

3. The power output detection device as described in claim 2, characterized in that: The microcontroller (3) is also connected to a host computer via a communication interface, which is used to store and analyze power output detection data.

4. The power output detection device as described in claim 3, characterized in that: The detection device also includes a housing (6). The signal acquisition module (1), signal processing module (2), microcontroller (3), display module (4) and alarm module (5) are all installed inside the housing (6). The housing (6) is provided with a power input interface (61), a power output interface (62) and an operation button (63). The power input interface (61) is used to connect to an external power source to power the detection device. The power output interface (62) is used to connect to the power source under test. The operation button (63) is connected to the control signal input terminal of the microcontroller (3) and is used to control the start and stop of the detection device.

5. The power output detection device as described in claim 4, characterized in that: The outer shell (6) is made of insulating material and the surface of the outer shell (6) is provided with anti-slip texture.

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