Monitoring system of uninterruptible power supply

Abstract

The utility model provides a monitoring system of an uninterruptible power supply, which comprises a main controller, a wireless Wifi module and a power supply circuit, and is characterized in that the main controller is arranged on the uninterruptible power supply; the wireless Wifi module is arranged on the uninterruptible power supply, is in wireless communication connection with the main controller and is used for being in wireless connection with external communication equipment; the power supply circuit is electrically connected to the main controller and the wireless Wifi module. When the uninterruptible power supply is started, the power supply circuit outputs power supply voltage to the main controller and the wireless Wifi module. According to the technical scheme, the wireless Wifi module is integrated in the uninterruptible power supply, so that big data sharing and wireless transmission are realized, the remote monitoring and real-time management capabilities of a user on the operation conditions of the uninterruptible power supply and rear-end equipment thereof are enhanced, and the problem of local data storage and transmission limitation caused by the fact that an existing monitoring system depends on wired connection is solved. And meanwhile, by reducing the use of wired communication lines, the wiring of the monitoring system is simplified, and the user experience is remarkably improved.

Description

Technical Field

[0001] This utility model relates to the field of communication technology, and in particular to a monitoring system for an uninterruptible power supply. Background Technology

[0002] Existing uninterruptible power supply (UPS) monitoring systems typically rely on wired connections (such as serial ports) to acquire and transmit data. However, firstly, this monitoring method limits data storage to local storage, hindering large-scale data sharing and wireless transmission, thus restricting users' ability to remotely monitor and manage the UPS and its downstream equipment in real time. Secondly, wired connections require numerous communication lines, which not only increases costs but also complicates system cabling and degrades the user experience. Utility Model Content

[0003] In view of this, it is necessary to propose a monitoring system for uninterruptible power supplies.

[0004] In a first aspect, this utility model provides a monitoring system for an uninterruptible power supply (UPS). The monitoring system includes a main controller, a wireless Wi-Fi module, and a power supply circuit. The main controller is located within the UPS. The wireless Wi-Fi module is located within the UPS and is wirelessly connected to the main controller for wireless communication with external communication devices. The power supply circuit is electrically connected to both the main controller and the wireless Wi-Fi module. When the UPS is activated, the power supply circuit outputs a power supply voltage to both the main controller and the wireless Wi-Fi module.

[0005] Further, the power supply circuit includes a first power supply pin, a second power supply pin, a third power supply pin, a voltage regulator integrated circuit, an output conversion module, a capacitor bank, a resistor bank, and a transistor bank. The first power supply pin is used to provide a high level; the second power supply pin is used to provide battery voltage; the third power supply pin allows the main controller to be electrically connected to the power supply circuit for outputting the power supply voltage; the capacitor bank includes a power supply capacitor, a first filter capacitor, a second filter capacitor, a third filter capacitor, and a fourth filter capacitor; the resistor bank includes a power supply resistor, a first on-resistance resistor, a second on-resistance resistor, a current-limiting resistor, a first feedback resistor, and a second feedback resistor; the transistor bank includes a first transistor and a second transistor; wherein, when the uninterruptible power supply is activated, The high-level signal charges the power supply capacitor, which in turn powers the first transistor through the power supply resistor, and the second transistor is powered through the first and second on-resistance resistors. When the second transistor is powered, the battery voltage powers the voltage regulator IC through the current-limiting resistor and is fed back to the output through the first and second feedback resistors. The first and second filter capacitors filter the output to obtain a stable voltage, which is then output to the output conversion module. After being filtered by the third and fourth filter capacitors, the power supply voltage is output to the main controller through the third power supply pin.

[0006] Furthermore, the monitoring system also includes a voltage regulator circuit, and the third power supply pin is electrically connected to the power supply circuit via the voltage regulator circuit; the voltage regulator circuit includes a varistor, a first voltage regulator capacitor, a second voltage regulator capacitor, and a Zener diode.

[0007] Furthermore, the main controller is provided with a first control pin, and the wireless Wi-Fi module is provided with a first monitoring pin. The first control pin is connected to the first monitoring pin through a first monitoring resistor to monitor the startup status of the wireless Wi-Fi module.

[0008] Furthermore, the main controller is provided with a third control pin, and the wireless Wi-Fi module is provided with a first function pin. The third control pin is connected to the first function pin through a first function resistor, and a fifth filter capacitor is used to ground the third control pin and the first function resistor to control the wireless Wi-Fi module to perform a reset function.

[0009] Furthermore, the main controller is provided with a fourth control pin, and the wireless Wi-Fi module is provided with a second function pin. The fourth control pin is connected to the second function pin through a second function resistor to control the wireless Wi-Fi module to perform the factory reset function.

[0010] Furthermore, the main controller is provided with a second control pin, and the wireless Wi-Fi module is provided with a second monitoring pin. The second control pin is connected to the second monitoring pin through a second monitoring resistor, and a third monitoring resistor is connected between the second control pin and the second monitoring resistor to monitor the operating status of the wireless Wi-Fi module.

[0011] Furthermore, the main controller is provided with a fifth control pin and a sixth control pin, and the wireless Wi-Fi module is provided with a first communication pin and a second communication pin. The fifth control pin is connected to the first communication pin through a first communication resistor, and the sixth control pin is connected to the second communication pin through a second communication resistor, so as to enable the wireless Wi-Fi module to communicate with the main controller respectively.

[0012] Furthermore, the main controller is provided with an extended communication port, which includes a first extended pin and a second extended pin.

[0013] Furthermore, the monitoring system is provided with a connection terminal, and the wireless Wi-Fi module is provided with an upgrade port. The upgrade port includes a first upgrade pin and a second upgrade pin, and the connection terminal is connected to the first upgrade pin and the second upgrade pin respectively.

[0014] The aforementioned uninterruptible power supply (UPS) monitoring system, by integrating a wireless Wi-Fi module into the UPS, enables big data sharing and wireless transmission. This enhances users' ability to remotely monitor and manage the UPS and its backend equipment in real time, thus solving the local data storage and transmission limitations imposed by existing monitoring systems that rely on wired connections. Furthermore, by reducing the use of wired communication lines, the system's cabling is simplified, significantly improving the user experience. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0016] Figure 1 A schematic diagram of the structural framework of an uninterruptible power supply monitoring system provided for an embodiment of the utility model.

[0017] Figure 2 A schematic diagram of the power supply circuit provided for an embodiment of the utility model.

[0018] Figure 3A schematic diagram of the main controller provided for an embodiment of the utility model.

[0019] Figure 4 A schematic diagram of the structure of a wireless Wifi module provided in an embodiment of the utility model.

[0020] Component designations

[0021]

[0022] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0023] In the description of this utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying 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, they should not be construed as limitations on this utility model.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0025] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they 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 according to the specific circumstances.

[0026] To provide a clearer and more accurate understanding of the present invention, a detailed description will now be provided in conjunction with the accompanying drawings. The accompanying drawings illustrate examples of embodiments of the present invention, wherein the same reference numerals denote the same elements. It is to be understood that the scale shown in the accompanying drawings is not the actual scale of the present invention, and is for illustrative purposes only, and is not a drawing based on the original dimensions.

[0027] Please refer to Figure 1 This utility model provides an uninterruptible power supply (UPS) monitoring system 100. The monitoring system 100 includes a main controller U11, a wireless Wi-Fi module U10, and a power supply circuit 101. The main controller U11 is located within the UPS 102. The wireless Wi-Fi module U10 is located within the UPS 102 and is wirelessly connected to the main controller U11 for wireless communication with external communication devices. The power supply circuit 101 is electrically connected to both the main controller U11 and the wireless Wi-Fi module U10. When the UPS 102 is activated, the power supply circuit 101 outputs power supply voltage to both the main controller U11 and the wireless Wi-Fi module U10.

[0028] In this application, the monitoring system 100 can be deployed according to the application scenarios of the uninterruptible power supply (UPS) 102. For example, the UPS is used in computer terminals, network servers, emergency lighting systems, transportation, substations, fire safety alarm systems, wireless communication systems, solar energy storage and conversion equipment, control equipment, and their emergency protection systems. Accordingly, the monitoring system 100 can monitor the UPS 102 in the above application scenarios. External communication devices include, but are not limited to, mobile phones and personal computers. The wireless Wi-Fi module U10 can provide network connectivity for external communication devices, allowing users to establish a connection with the main controller U11 through external communication devices, thereby obtaining data from the UPS 102. For example, the activation status, operating status, and operating status of other electronic devices connected to the UPS 102. The specific characteristics of each component in the monitoring system 100 will be described in detail below.

[0029] like Figure 2 As shown, the power supply circuit 101 includes a first power supply pin SW, a second power supply pin BAT-V, a third power supply pin, a voltage regulator integrated circuit U5, an output conversion module U2, a capacitor bank, a resistor bank, and a transistor bank. The first power supply pin SW provides a high-level signal. The second power supply pin BAT-V provides the battery voltage. The third power supply pin connects the main controller U11 to the power supply circuit 101 and outputs the power supply voltage. The capacitor bank includes a power supply capacitor C24, a first filter capacitor C27, a second filter capacitor C28, a third filter capacitor C14, and a fourth filter capacitor C42. The resistor bank includes a power supply resistor R54, a first on-resistance resistor R50, a second on-resistance resistor R47, a current-limiting resistor R45, a first feedback resistor R83, and a second feedback resistor R84. The transistor bank includes a first transistor Q8 and a second transistor Q6.

[0030] When the uninterruptible power supply 102 is activated, a high-level signal charges the power supply capacitor C24, which in turn powers the first transistor Q8 through the power supply resistor R54, causing Q8 to conduct. This, in turn, powers the second transistor Q6 through the first on-resistance R50 and the second on-resistance R47. When the second transistor Q6 is on, the battery voltage powers the voltage regulator IC U5 through the current-limiting resistor R45 and is fed back to the output through the first feedback resistor R83 and the second feedback resistor R84. The first filter capacitor C27 and the second filter capacitor C28 filter the output to obtain a stable voltage, which is then output to the output conversion module U2. After being filtered by the third filter capacitor C14 and the fourth filter capacitor C42, the stable voltage is output to the main controller U11 through the third power supply pin.

[0031] like Figure 4 As shown, the monitoring system 100 also includes a voltage regulator circuit. The third power supply pin is electrically connected to the power supply circuit 101 via the voltage regulator circuit. The voltage regulator circuit includes a varistor MOV1, a first voltage regulator capacitor C45, a second voltage regulator capacitor C50, and a Zener diode ZD1.

[0032] like Figure 3 As shown, the main controller U11 has a first control pin NREADY, and the wireless Wifi module U10 has a first monitoring pin 11. The first control pin NREADY is connected to the first monitoring pin 11 through the first monitoring resistor R88 to monitor the startup status of the wireless Wifi module U10.

[0033] Furthermore, the main controller U11 is provided with a second control pin RESET, and the wireless Wifi module U10 is provided with a second monitoring pin 13. The second control pin RESET is connected to the second monitoring pin 13 through a second monitoring resistor R34, and a third monitoring resistor R31 is connected between the second control pin RESET and the second monitoring resistor R34 to monitor the operating status of the wireless Wifi module U10.

[0034] In this embodiment, the main controller U11 has a third control pin NRELOAD, and the wireless Wifi module U10 has a first function pin 10. The third control pin NRELOAD is connected to the first function pin 10 through a first function resistor R89, and is grounded through a fifth filter capacitor between the third control pin NRELOAD and the first function resistor to control the wireless Wifi module U10 to perform a reset function.

[0035] Furthermore, the main controller U11 has a fourth control pin NLINK, and the wireless Wi-Fi module U10 has a second function pin 12. The fourth control pin NLINK is connected to the second function pin 12 through the second function resistor R86 to control the wireless Wi-Fi module U10 to perform the factory reset function.

[0036] In this embodiment, the main controller U11 has a fifth control pin TXD and a sixth control pin RXD, and the wireless Wi-Fi module U10 has a first communication pin 6 and a second communication pin 5. The fifth control pin TXD is connected to the first communication pin 6 through a first communication resistor R90, and the sixth control pin RXD is connected to the second communication pin 5 through a second communication resistor R91, so as to enable the wireless Wi-Fi module U10 to communicate with the main controller U11 respectively.

[0037] In this embodiment, the main controller U11 is provided with an extended communication port, which includes a first extended pin TX2 and a second extended pin RX2. The monitoring system 100 is provided with a connection terminal CN1. The wireless Wi-Fi module U10 is provided with an upgrade port, which includes a first upgrade pin 1 and a second upgrade pin 2. The connection terminal CN1 is connected to the first upgrade pin and the second upgrade pin respectively.

[0038] In the above embodiments, by integrating a wireless Wi-Fi module into the uninterruptible power supply (UPS), big data sharing and wireless transmission are achieved, enhancing users' ability to remotely monitor and manage the UPS and its backend equipment in real time. This solves the problem of local data storage and transmission limitations caused by existing monitoring systems relying on wired connections. Simultaneously, by reducing the use of wired communication lines, the wiring of the monitoring system is simplified, significantly improving the user experience.

[0039] Obviously, those skilled in the art can make various modifications and variations to this utility model without departing from the spirit and scope of this application. Therefore, if these modifications and variations of this utility model fall within the scope of the claims of this utility model and their equivalents, this utility model is also intended to include these modifications and variations.

[0040] The above-listed embodiments are merely preferred embodiments of the present utility model and should not be construed as limiting the scope of the present utility model. Therefore, any equivalent variations made in accordance with the claims of the present utility model shall still fall within the scope of the present utility model.

Claims

1. A monitoring system for an uninterruptible power supply, characterized by The monitoring system includes: The main controller is located in the uninterruptible power supply; A wireless Wi-Fi module is installed in the uninterruptible power supply and is wirelessly connected to the main controller for wireless connection with external communication devices. The power supply circuit is electrically connected to the main controller and the wireless Wi-Fi module respectively; when the uninterruptible power supply is activated, the power supply circuit outputs power supply voltage to the main controller and the wireless Wi-Fi module respectively.

2. The monitoring system of claim 1, wherein, The power supply circuit includes: The first power supply pin is used to provide a high level. The second power supply pin is used to provide battery voltage; The third power supply pin is used to connect the main controller to the power supply circuit and to output the power supply voltage. Voltage regulator integrated circuit; Output conversion module; The capacitor bank includes a power supply capacitor, a first filter capacitor, a second filter capacitor, a third filter capacitor, and a fourth filter capacitor. The resistor group includes a power supply resistor, a first on-resistance resistor, a second on-resistance resistor, a current-limiting resistor, a first feedback resistor, and a second feedback resistor; and A transistor array, comprising a first transistor and a second transistor; When the uninterruptible power supply is activated, the high level charges the power supply capacitor to power the first transistor through the power supply resistor, thereby turning on the first transistor. The second transistor is also turned on through the first and second on-resistance resistors. When the second transistor is on, the battery voltage powers the voltage regulator IC through the current-limiting resistor and is fed back to the output through the first and second feedback resistors. The first and second filter capacitors filter the output to obtain a stable voltage, which is then output to the output conversion module. After being filtered by the third and fourth filter capacitors, the power supply voltage is output to the main controller through the third power supply pin.

3. The monitoring system of claim 2, wherein, The monitoring system is also equipped with a voltage regulator circuit, and the third power supply pin is electrically connected to the power supply circuit through the voltage regulator circuit; the voltage regulator circuit includes a varistor, a first voltage regulator capacitor, a second voltage regulator capacitor, and a Zener diode.

4. The monitoring system of claim 1, wherein, The main controller has a first control pin, and the wireless Wi-Fi module has a first monitoring pin. The first control pin is connected to the first monitoring pin through a first monitoring resistor to monitor the startup status of the wireless Wi-Fi module.

5. The monitoring system of claim 1, wherein, The main controller has a third control pin, and the wireless Wi-Fi module has a first function pin. The third control pin is connected to the first function pin through a first function resistor, and a fifth filter capacitor is used to ground the third control pin and the first function resistor to control the wireless Wi-Fi module to perform a reset function.

6. The monitoring system of claim 1, wherein, The main controller has a fourth control pin, and the wireless Wi-Fi module has a second function pin. The fourth control pin is connected to the second function pin through a second function resistor to control the wireless Wi-Fi module to perform the factory reset function.

7. The monitoring system of claim 1, wherein, The main controller is provided with a second control pin, and the wireless Wi-Fi module is provided with a second monitoring pin. The second control pin is connected to the second monitoring pin through a second monitoring resistor, and a third monitoring resistor is connected between the second control pin and the second monitoring resistor to monitor the operating status of the wireless Wi-Fi module.

8. The monitoring system of claim 1, wherein, The main controller has a fifth control pin and a sixth control pin, and the wireless Wi-Fi module has a first communication pin and a second communication pin. The fifth control pin is connected to the first communication pin through a first communication resistor, and the sixth control pin is connected to the second communication pin through a second communication resistor, so as to enable the wireless Wi-Fi module to communicate with the main controller respectively.

9. The monitoring system of claim 1, wherein, The main controller is provided with an extended communication port, which includes a first extended pin and a second extended pin.

10. The monitoring system of claim 1, wherein, The monitoring system is provided with a connection terminal, and the wireless Wi-Fi module is provided with an upgrade port. The upgrade port includes a first upgrade pin and a second upgrade pin, and the connection terminal is connected to the first upgrade pin and the second upgrade pin respectively.

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