CN214703927U

CN214703927U - Power supply on-line monitoring device

Info

Publication number: CN214703927U
Application number: CN202120455970.6U
Authority: CN
Inventors: 王嘉浩; 肖隆腾; 管巫浩
Original assignee: Shenzhou Longxin Intelligent Technology Co ltd
Current assignee: Shenzhou Longxin Intelligent Technology Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-12
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a power on-line monitoring device, including server and power, server one side is equipped with the power, the warning pin of PMbus interface, clock pin and data pin are connected to the PB5 pin of STM32F103 main control chip respectively, PB6 pin and PB7 pin, Return-S pin is connected to public ground through 0 ohm resistance, the unsettled not taking connection of NC pin, after STM32F103 main control chip received the answer signal of power, begin to carry out reading of data, after having read power information, do not produce answer signal, STM32F103 main control chip directly sends a stop bit, can in time solve every current accurate input of power in big batch power reliably, output parameter, traditional mode has effectively been avoided because of handling untimely, it does not know more serious trouble or equipment damage that the trouble position leads to.

Description

Power supply on-line monitoring device

Technical Field

The utility model relates to a power supply detection technology field specifically is a power on-line monitoring device.

Background

The server power supply adopts a redundancy mode, when one power supply works, the other power supply is in a backup state, and when the working power supply suddenly breaks down, the other backup power supply can replace the broken power supply to work in a short time so as to prevent the server from being down.

Because the power needs work for a long time, fatigue and aging phenomena can occur, so that the power is in a state, and inspection personnel needs to check the parameters of each server power supply product regularly and repeatedly. The traditional batch inspection mode is time-consuming and labor-consuming. And it is not possible to find out in time whether hundreds or thousands of batches of power supply parameters are in question, which may risk damaging equipment or causing a fire.

To the problem, the utility model provides a power on-line monitoring device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power on-line monitoring device, possessed and can solve current accurate input, output parameter of every power among the big power of batch reliably in time, effectively avoided traditional mode because of handling untimely, do not know more serious trouble or equipment damage that fault location leads to, the personnel of patrolling and examining need not frequently to come in and go out the advantage of computer lab inspection power to the problem among the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power on-line monitoring device, includes server and power, and server one side is equipped with the power, the server includes built-in groove, detecting part, OLED display screen, locating hole, STM32F103 main control chip and alarm module, and the inside built-in groove that is equipped with of server, locating hole are equipped with four groups, and the locating hole runs through detecting part top and bottom both ends, is connected by the locating hole between detecting part and the built-in groove, and STM32F103 main control chip and alarm module set up inside detecting part.

Preferably, the detection part comprises a PMbus interface, an SWD debugging interface, a serial port communication interface and a power supply interface, and the top end of the detection part is provided with the PMbus interface, the SWD debugging interface, the serial port communication interface and the power supply interface.

Preferably, the PMbus interface comprises an alarm pin, a clock pin, a data pin, an NC pin and a Return-S pin, the side end of the PMbus interface is respectively provided with the alarm pin, the clock pin, the data pin, the NC pin and the Return-S pin, the Return-S pin is connected to the common ground through an ohmic resistor, and the NC pin is not connected in a suspended manner.

Preferably, the voltage of the power supply interface is 3.3 v.

Preferably, the STM32F103 main control chip includes a PB pin 5, a PB6 pin, and a PB7 pin, and a PB5 pin, a PB pin 6, and a PB7 pin are provided at a side end of the STM32F103 main control chip.

Preferably, the alarm module comprises a buzzer and a small LED lamp, and the buzzer and the small LED lamp are connected in series.

Preferably, each group of power supplies at least comprises a PMbus interface, and the STM32F103 main control chip is connected with the power supplies through the PMbus interfaces.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a power on-line monitoring device, STM32F103 main control chip can compare the data after handling with the threshold value of inside prestore, obtain a voltage difference threshold value, the poor threshold value of electric current and power, if wherein certain threshold value is greater than predetermined maximum threshold value, then STM32F103 main control chip judges that the power is unusual, the treater can export the high level and give alarm module, bee calling organ can produce the warning, LED lantern festival etc. also can twinkle thereupon, and give the display screen with abnormal data and show, can inform the power that patrolling personnel broke down the very first time.

2. The utility model provides a power on-line monitoring device, the warning pin of PMbus interface, clock pin and data pin are connected to the PB5 pin of STM32F103 main control chip respectively, PB6 pin and PB7 pin, Return-S pin is connected to public ground through 0 ohm resistance, NC pin is unsettled and not connected, after STM32F103 main control chip receives the answer signal that the power sent, send power voltage command again, wait for the power to answer again, after STM32F103 main control chip receives the answer signal of power again, the operation of reading data next, before reading data operation, still should send the start bit again, send power read address operation immediately, wait for the power to answer, after STM32F103 main control chip receives the answer signal of power, begin to read data, after having read power information, do not produce answer signal, STM32F103 main control chip directly sends a stop bit, the problem that parameters of each power supply in a large number of power supplies are accurately input and output currently can be solved timely and reliably, and more serious faults or equipment damage caused by the fact that the fault position is unknown due to untimely processing in a traditional mode is effectively avoided.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the detecting member of the present invention;

FIG. 3 is a block diagram of the structure of the detecting member of the present invention;

fig. 4 is the utility model discloses a PMbus interface and STM32F103 main control chip connect the schematic diagram.

In the figure: 1. a server; 11. a built-in groove; 12. a detection member; 121. a PMbus interface; 1211. an alarm pin; 1212. a clock pin; 1213. a data pin; 1214. an NC pin; 1215. Return-S pin; 122. an SWD debug interface; 123. a serial communication interface; 124. a power supply interface; 13. an OLED display screen; 14. positioning holes; 15. an STM32F103 main control chip; 151. a PB5 pin; 152. a PB6 pin; 153. a PB7 pin; 16. an alarm module; 161. a buzzer; 162. a small LED lamp; 2. a power source.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an online power monitoring device comprises a server 1 and a power supply 2, wherein the power supply 2 is arranged on one side of the server 1, the server 1 comprises built-in grooves 11, a detection piece 12, an OLED display 13, positioning holes 14, an STM32F103 main control chip 15 and an alarm module 16, the built-in grooves 11 are arranged in the server 1, the positioning holes 14 are four groups, the positioning holes 14 penetrate through the top and bottom ends of the detection piece 12, the detection piece 12 is connected with the built-in grooves 11 through the positioning holes 14, and the STM32F103 main control chip 15 and the alarm module 16 are arranged in the detection piece 12.

Referring to fig. 2, the detection element 12 includes a PMbus interface 121, an SWD debug interface 122, a serial communication interface 123 and a power supply interface 124, the top end of the detection element 12 is provided with a PMbus interface 121, an SWD debug interface 122, a serial communication interface 123 and a power supply interface 124, each group of power supplies 2 at least includes one PMbus interface 121, the STM32F103 main control chip 15 is connected with the power supplies 2 through the PMbus interface 121, the power supply interface 124 has a voltage of 3.3v, the alarm module 16 includes a buzzer 161 and a LED lantern 162, the buzzer 161 and the LED lantern 162 are connected in series, the STM32F103 main control chip 15 compares the processed data with an internal pre-stored threshold to obtain a voltage difference threshold, a current difference threshold and a power difference threshold, if one of the thresholds is greater than a preset maximum threshold, the STM32F103 main control chip 15 determines that the power supply 2 is abnormal, the processor outputs a high level to the alarm module 16, and the buzzer 161 generates an alarm, the LED small lamp 162 and the like can flicker along with the LED small lamp, abnormal data is sent to the display screen to be displayed, and the power supply 2 with faults can be notified to the inspection personnel at the first time.

Referring to fig. 4, the PMbus interface 121 includes an alarm pin 1211, a clock pin 1212, a data pin 1213, an NC pin 1214, and a Return-S pin 1215, the side end of the PMbus interface 121 is respectively provided with the alarm pin 1211, the clock pin 1212, the data pin 1213, the NC pin 1214, and the Return-S pin 1215, the Return-S pin 1215 is connected to the common ground through a 0 ohm resistor, the NC pin 1214 is disconnected, the STM32F103 main control chip 15 includes a PB5 pin 151, a PB6 pin 152, and a PB7 pin 153, the side end of the STM32F103 main control chip 15 is provided with a PB5 pin 151, a PB6 pin 152, and a PB7 pin 153, the alarm pin 1211, the clock pin 1212, and the data pin 1213 of the PMbus interface 121 are respectively connected to a PB5 pin 151, a PB6 pin 152, and a PB 32F 153 of the STM32F main control chip 15, the Return 7-S pin 1215 is connected to the common ground through a 0 ohm resistor, the NC pin 1212, and the NC pin 1213 is connected to the STM32F103, when the main control chip receives a response signal from the STM-S2, the voltage command of the power supply 2 is sent again, the response of the power supply 2 is waited for again, when the STM32F103 main control chip 15 receives the response signal of the power supply 2 again, the operation of reading data is carried out next, before the operation of reading data, the start bit is sent again, the operation of reading the address of the power supply 2 is sent next, the response of the power supply 2 is waited for, after the STM32F103 main control chip 15 receives the response signal of the power supply 2, the reading of data is started, after the information of the power supply 2 is read, the response signal is not generated, the STM32F103 main control chip 15 directly sends a stop bit, the current accurate input and output parameters of each power supply 2 in the large batch of power supplies 2 can be timely and reliably solved, and more serious faults or equipment damage caused by the fact that the fault position is unknown due to untimely processing in the traditional mode is effectively avoided.

In summary, the following steps: the utility model provides a power on-line monitoring device, STM32F103 main control chip 15 can compare the data after handling with the threshold value of inside prestore, obtain a voltage difference threshold value, the poor threshold value of electric current and power, if wherein certain threshold value is greater than predetermined maximum threshold value, STM32F103 main control chip 15 judges that power 2 is unusual, the treater can export the high level for alarm module 16, bee calling organ 161 can produce the warning, LED lantern 162 etc. also can flash along with it, and give the display screen with unusual data and show, can inform the power 2 that the patrolling personnel broke down in the very first time; an alarm pin 1211, a clock pin 1212 and a data pin 1213 of the PMbus interface 121 are respectively connected to a PB5 pin 151, a PB6 pin 152 and a PB7 pin 153 of the STM32F103 main control chip 15, the Return-S pin 1215 is connected to a common ground through a 0 ohm resistor, the NC pin 1214 is not connected in a floating manner, when the STM32F103 main control chip 15 receives a response signal from the power supply 2, a power supply 2 voltage command is sent again, a power supply 2 response is waited for again, when the STM32F103 main control chip 15 receives the response signal from the power supply 2 again, a data reading operation is performed next, before the data reading operation is performed, a start bit is sent again, a power supply 2 read address operation is sent next, the power supply 2 responds, after the STM32F103 main control chip 15 receives the response signal from the power supply 2, the data reading is started, after the power supply 2 information is read, a response signal is not generated, the STM32F103 main control chip 15 directly sends a stop bit, the problem that the current and accurate input and output parameters of each power supply 2 in a large number of power supplies 2 can be timely and reliably solved, and more serious faults or equipment damage caused by the fact that the fault position is not known due to untimely processing in a traditional mode is effectively avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power on-line monitoring device, includes server (1) and power (2), and server (1) one side is equipped with power (2), its characterized in that: server (1) is including built-in groove (11), testing piece (12), OLED display screen (13), locating hole (14), STM32F103 main control chip (15) and alarm module (16), server (1) inside is equipped with built-in groove (11), locating hole (14) are equipped with four groups, locating hole (14) run through testing piece (12) top end both ends, be connected by locating hole (14) between testing piece (12) and built-in groove (11), STM32F103 main control chip (15) and alarm module (16) set up inside testing piece (12).

2. The on-line power supply monitoring device according to claim 1, wherein: the detection piece (12) comprises a PMbus interface (121), an SWD debugging interface (122), a serial port communication interface (123) and a power supply interface (124), and the top end of the detection piece (12) is provided with the PMbus interface (121), the SWD debugging interface (122), the serial port communication interface (123) and the power supply interface (124).

3. The on-line power supply monitoring device according to claim 2, wherein: the PMbus interface (121) comprises an alarm pin (1211), a clock pin (1212), a data pin (1213), an NC pin (1214) and a Return-S pin (1215), the side end of the PMbus interface (121) is respectively provided with the alarm pin (1211), the clock pin (1212), the data pin (1213), the NC pin (1214) and the Return-S pin (1215), the Return-S pin (1215) is connected to the common ground through a 0 ohm resistor, and the NC pin (1214) is not connected in a suspended mode.

4. The on-line power supply monitoring device according to claim 2, wherein: the voltage of the power supply interface (124) is 3.3 v.

5. The on-line power supply monitoring device according to claim 1, wherein: the STM32F103 main control chip (15) includes PB5 pin (151), PB6 pin (152) and PB7 pin (153), and the side of STM32F103 main control chip (15) is equipped with PB5 pin (151), PB6 pin (152) and PB7 pin (153).

6. The on-line power supply monitoring device according to claim 1, wherein: the alarm module (16) comprises a buzzer (161) and a small LED lamp (162), wherein the buzzer (161) and the small LED lamp (162) are connected in series.

7. The on-line power supply monitoring device according to claim 2, wherein: each group of power supplies (2) at least comprises a PMbus interface (121), and the STM32F103 main control chip (15) is connected with the power supplies (2) through the PMbus interfaces (121).