CN109738834A - A kind of detection device of server power supply - Google Patents
A kind of detection device of server power supply Download PDFInfo
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- CN109738834A CN109738834A CN201910097587.5A CN201910097587A CN109738834A CN 109738834 A CN109738834 A CN 109738834A CN 201910097587 A CN201910097587 A CN 201910097587A CN 109738834 A CN109738834 A CN 109738834A
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Abstract
The invention discloses a kind of detection devices of server power supply, including processing unit, current detection module, voltage detection module, temperature detecting module and control module；Current signal in current detection module acquisition server power supply, current signal is converted into voltage signal, processing unit receives voltage signal, and the current value in server power supply is calculated, voltage value in voltage detection module acquisition server power supply, and voltage value is divided, voltage value after dividing is sent to processing unit, the temperature value on temperature detecting module detection service device power supply surface, and processing unit is sent to through temperature value, in the case where server power supply is abnormal, the control signal that control module response processing unit is sent, server power supply is handled.The detection device can detect server power supply, automatically switch backup power source, improve the working efficiency of server admin personnel, also increase the reliability of server power supply.
Description
Technical field
The invention belongs to server power supply field more particularly to a kind of detection devices of server power supply.
Background technique
The arriving of information age, server application have come into campus, the commonly used too busy to get away server of computer
Management, also brought security risk while it brings great convenience to classmates, it is small to be thrown to computer
Anchor --- influence the efficiency of work；It is big to catch fire to electric leakage --- band messenger's wealth loses.So server be double-edged sword, although it
The advantages outweigh the disadvantages, but thing always has dual character, if it is possible, no one wishes that disadvantage occurs on one's body.Work as server power supply
When breaking down, server admin personnel is needed to check server power supply, exclusion abnormal cause, heavy workload, due to
Fault of server power supply reason cannot be found out, security risk can be brought.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of detection device of server power supply, which can be right
Server power supply is detected, and backup power source is automatically switched, and is improved the working efficiency of server admin personnel, is also increased server
The reliability of power supply.
To solve the above problems, the technical solution of the present invention is as follows:
A kind of detection device of server power supply, including processing unit, current detection module, voltage detection module, temperature
Detection module and control module；
The current detection module acquires the current signal in the server power supply, and the current signal is converted to electricity
Signal is pressed, the processing unit receives the voltage signal, and the current value being calculated in the server power supply；
The voltage detection module acquires the voltage value in the server power supply, and divides the voltage value of acquisition
Voltage value after dividing is sent to the processing unit by pressure, and the processing unit is worked as according to the voltage value calculating after partial pressure
Voltage value in the preceding server power supply；
The temperature detecting module detects the temperature value on the server power supply surface, and is sent to institute through the temperature value
State processing unit；
In the case where the server power supply is abnormal, the control module responds the control that the processing unit is sent
Signal processed handles the server power supply, so that the server power supply works normally；
Wherein, the server power supply be abnormal the electric current for the server power supply be abnormal, the server
The temperature that the voltage of power supply was abnormal and stated server power supply is abnormal.
The embodiment provided according to the present invention, the temperature detecting module include temperature sensor and temperature detection electricity
Road；
It include the first metal-oxide-semiconductor and the second metal-oxide-semiconductor in the temperature sensing circuit；
The source electrode of first metal-oxide-semiconductor is electrically connected with the temperature sensor, the source electrode of second metal-oxide-semiconductor and the temperature
Spend sensor electrical connection；
The drain electrode of first metal-oxide-semiconductor is electrically connected with the processing unit, the drain electrode and the processing of second metal-oxide-semiconductor
Unit electrical connection；
The grid of first metal-oxide-semiconductor is electrically connected with external power supply, and the grid of second metal-oxide-semiconductor is electrically connected with external power supply
It connects.
The embodiment provided according to the present invention, the control module include the first triode, photoelectrical coupler and relay
Device；
The photoelectrical coupler is equipped with light emitting diode and light receiving unit, anode and the place of the light emitting diode
Manage unit electrical connection, the cathode ground connection of the light emitting diode；
The base stage of first triode is electrically connected with the output end of the light receiving unit, the transmitting of first triode
Grade is electrically connected with the first end of the relay, the grounded collector of first triode；
The second end of the relay is electrically connected to a power source, and the relay includes single-pole double-throw switch (SPDT), and the hilted broadsword is double
The first switch of throw switch is electrically connected with server power supply, the second switch of the single-pole double-throw switch (SPDT) and server power supply it is standby
Use power electric connection；
The photoelectrical coupler receives the high-level control signal that the processing unit is sent, and the light emitting diode is led
Logical, so that the light receiving unit be made to be connected, first triode ON, the relay conducting controls the single-pole double throw
Switch, connects the backup power source of the server power supply.
The embodiment provided according to the present invention, the detection device further include data monitoring module, the data monitoring module
It is electrically connected with the processing unit, the data monitoring module and the processing unit carry out data interaction, monitor the service
The information of device power supply.
The embodiment provided according to the present invention, the processing unit are STM32 single-chip microcontrollers.
The present invention due to using the technology described above, makes it have the following advantages that and actively imitate compared with prior art
Fruit:
1) current signal in the current detection module acquisition server power supply in one embodiment of the invention, electric current is believed
Voltage signal number is converted to, processing unit receives voltage signal, and the current value in server power supply, voltage detecting is calculated
Voltage value in module acquisition server power supply, and voltage value is divided, the voltage value after dividing is sent to processing
Unit, processing unit calculate the voltage value in current server power supply, temperature detecting module detection according to the voltage value after partial pressure
The temperature value on server power supply surface, and it is sent to processing unit through temperature value, in the case where server power supply is abnormal,
The control signal that control module response processing unit is sent, is handled server power supply, so that the normal work of server power supply
Make.The detection device can detect server power supply, automatically switch backup power source, improve the work of server admin personnel
Make efficiency, also increases the reliability of server power supply.
2) input terminal of the photoelectrical coupler in the control module in one embodiment of the invention is electrically connected with processing unit,
The output end of photoelectrical coupler is electrically connected with the base stage of the first triode, the emitting stage of the first triode and the first end of relay
Electrical connection, the second end of the grounded collector of the first triode, relay are electrically connected to a power source, and the first of single-pole double-throw switch (SPDT) opens
Pass is electrically connected with server power supply, and the second switch of single-pole double-throw switch (SPDT) is electrically connected with the backup power source of server power supply, photoelectricity
Coupler receives the high-level control signal that processing unit is sent, LEDs ON, so that light receiving unit is connected, first
Triode ON, relay conducting, controls single-pole double-throw switch (SPDT), connects the backup power source of server power supply.In server power supply
When breaking down, the timely cut-in stand-by power supply of energy guarantees the normal operation of server.
3) data monitoring module in one embodiment of the invention is electrically connected with processing unit, data monitoring module and processing
Unit carries out data interaction, and the information of monitoring server power supply is capable of the working condition of real-time monitoring server power supply.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the detection device of this practical new server power supply；
Fig. 2 is the schematic diagram of the processing unit of one embodiment of the invention；
Fig. 3 is the schematic diagram of the current detection module of one embodiment of the invention；
Fig. 4 is the schematic diagram of the voltage detection module of one embodiment of the invention；
Fig. 5 is the schematic diagram of the temperature sensing circuit of one embodiment of the invention；
Fig. 6 is the schematic diagram of the temperature sensor of one embodiment of the invention；
Fig. 7 is the schematic diagram of the control module of one embodiment of the invention；
Fig. 8 is the schematic diagram of the data monitoring module of one embodiment of the invention；
Fig. 9 is the schematic diagram of the reset circuit of one embodiment of the invention；
Figure 10 is the schematic diagram of the crystal oscillating circuit of one embodiment of the invention；
Figure 11 is the schematic diagram of the power circuit of one embodiment of the invention；
Figure 12 is the schematic diagram of the USB module of one embodiment of the invention；
Figure 13 is the schematic diagram of the display module of one embodiment of the invention.
Specific embodiment
A kind of detection device of server power supply proposed by the present invention is made into one below in conjunction with the drawings and specific embodiments
Step is described in detail.According to following explanation and claims, advantages and features of the invention will be become apparent from.
Referring to Fig. 1 and Fig. 2, a kind of detection device of server power supply, including processing unit, current detection module, voltage
Detection module, temperature detecting module and control module, the current signal in current detection module acquisition server power supply, will be electric
Stream signal is converted to voltage signal, and processing unit receives voltage signal, and the current value in server power supply, voltage is calculated
Voltage value in detection module acquisition server power supply, and the voltage value of acquisition is divided, by the voltage value after dividing
It is sent to processing unit, processing unit calculates the voltage value in current server power supply, temperature inspection according to the voltage value after partial pressure
The temperature value on module detection service device power supply surface is surveyed, and is sent to processing unit through temperature value, is occurred in server power supply different
In the case where often, the control signal that control module response processing unit is sent is handled server power supply, so that server
Power supply works normally, wherein server power supply be abnormal the electric current for server power supply be abnormal, the electricity of server power supply
The temperature that pressure was abnormal and stated server power supply is abnormal.Preferably, processing unit uses STM32 single-chip microcontroller, certainly,
In other embodiments, processing unit uses the single-chip microcontroller of other models, also belongs to protection scope of the present invention.
The current signal being appreciated that in the current detection module acquisition server power supply in the present embodiment, electric current is believed
Voltage signal number is converted to, processing unit receives voltage signal, and the current value in server power supply, voltage detecting is calculated
Voltage value in module acquisition server power supply, and voltage value is divided, the voltage value after dividing is sent to processing
Unit, processing unit calculate the voltage value in current server power supply, temperature detecting module detection according to the voltage value after partial pressure
The temperature value on server power supply surface, and it is sent to processing unit through temperature value, in the case where server power supply is abnormal,
The control signal that control module response processing unit is sent, is handled server power supply, so that the normal work of server power supply
Make.The detection device can detect server power supply, automatically switch backup power source, improve the work of server admin personnel
Make efficiency, also increases the reliability of server power supply.
Referring next to Fig. 3, current detection module uses MAX471 chip, the output pin OUT of MAX471 chip and processing
The pin PA0 of unit is electrically connected, and one end of first resistor R6 is electrically connected with the output pin OUT of MAX471 chip, first resistor
The other end of R6 is grounded, in addition, the resistance value of first resistor R6 is 2k Ω, each ampere is tested electric current and generation size is equal to one volt
Voltage, the pin SHND ground connection of MAX471 chip, the voltage value of generation is sent to processing unit, and processing unit is according to voltage value
The size of signal calculating current flow.
Referring to Fig. 4, the input terminal in voltage detection module is electrically connected with one end of second resistance R23, voltage detection module
In output end VV be electrically connected with the pin PA1 of processing unit, the electric current generated in voltage detection module flows through second resistance R23
And 3rd resistor R24, output voltageWherein the resistance value of second resistance R23 is 4.7K Ω, third electricity
The resistance value for hindering R24 is 820 Ω, U0For input voltage value.
Further, referring to Fig. 5 and Fig. 6, temperature detecting module includes temperature sensor and temperature sensing circuit；Temperature
It include the first metal-oxide-semiconductor and the second metal-oxide-semiconductor in detection circuit, the source electrode of the first metal-oxide-semiconductor is electrically connected with temperature sensor, and second
The source electrode of metal-oxide-semiconductor is electrically connected with temperature sensor, and the drain electrode of the first metal-oxide-semiconductor is electrically connected with processing unit, the drain electrode of the second metal-oxide-semiconductor
It is electrically connected with processing unit, the grid of the first metal-oxide-semiconductor is electrically connected with external power supply, grid and the external power supply electricity of the second metal-oxide-semiconductor
Connection.
One end EX_SDA of temperature sensing circuit in temperature detecting module is electrically connected with the pin PA7 of processing unit, the
The drain electrode of one metal-oxide-semiconductor is electrically connected with one end EX_SDA of temperature sensing circuit, in addition, the drain electrode of the first metal-oxide-semiconductor and 5V power supply electricity
Connection, makes the pin PA7 high level of processing unit；One end EX_SCL of the temperature sensing circuit and pin PA6 of processing unit
Electrical connection, the drain electrode of the second metal-oxide-semiconductor be electrically connected with one end EX_SCL of temperature sensing circuit, in addition, the drain electrode of the second metal-oxide-semiconductor and
5V power electric connection makes the pin PA6 high level of processing unit.Preferably, temperature sensor uses MLX90614 chip.
Since the grid of the first metal-oxide-semiconductor is electrically connected with external power supply, the pin PA7 in circuit exports high level, works as temperature
When the pin SDA of sensor is low level, the conducting of the first metal-oxide-semiconductor, temperature sensing circuit conducting, temperature detecting module detection service
The temperature of device power supply；Similarly, the grid of the second metal-oxide-semiconductor is electrically connected with external power supply, and the pin PA6 in circuit exports high level,
When the pin SCL of temperature sensor is low level, the conducting of the second metal-oxide-semiconductor, temperature sensing circuit conducting, temperature detecting module inspection
Survey the temperature of server power supply.
Referring to Fig. 7, control module includes the first triode, photoelectrical coupler and relay；Photoelectrical coupler is equipped with hair
The anode of optical diode and light receiving unit, light emitting diode is electrically connected with processing unit, the cathode ground connection of light emitting diode, the
The base stage of one triode is electrically connected with the output end of light receiving unit, and the emitting stage of the first triode and the first end of relay are electrically connected
It connecing, the second end of the grounded collector of the first triode, relay is electrically connected to a power source, and relay includes single-pole double-throw switch (SPDT),
The first switch of single-pole double-throw switch (SPDT) is electrically connected with server power supply, the second switch of single-pole double-throw switch (SPDT) and server power supply
Backup power source electrical connection, the high-level control signal that photoelectrical coupler reception processing unit is sent, LEDs ON, thus
Light receiving unit is connected, the first triode ON, relay conducting controls single-pole double-throw switch (SPDT), connects the standby of server power supply
Use power supply.
The input terminal GPIOC14 of photoelectrical coupler in control module and the pin PC14OSC32_IN of processing unit are electrically connected
It connects, when the pin PC14OSC32_IN of processing unit exports high level, photoelectrical coupler conducting, light receiving unit conducting, to make
First triode Q3 conducting, the transmitting step voltage of the first triode Q3 is greater than the base voltage of the first triode Q3, due to first
The transmitting step voltage and 5V power electric connection of triode Q3, because of the grounded collector of the first triode Q3, when the first triode
When the base voltage of Q3 is less than 5V, the first triode Q3 conducting, so that relay is connected, control single-pole double-throw switch (SPDT) switching
To backup power source.
The input terminal for the photoelectrical coupler in control module being appreciated that in the present embodiment is electrically connected with processing unit,
The output end of photoelectrical coupler is electrically connected with the base stage of the first triode Q3, and the of the emitting stage of the first triode Q3 and relay
One end electrical connection, the grounded collector of the first triode Q3, the second end of relay are electrically connected to a power source, single-pole double-throw switch (SPDT)
First switch is electrically connected with server power supply, and the second switch of single-pole double-throw switch (SPDT) and the backup power source of server power supply are electrically connected
It connects, photoelectrical coupler receives the high-level control signal that processing unit is sent, LEDs ON, so that light receiving unit be made to lead
Logical, the first triode Q3 conducting, relay conducting controls single-pole double-throw switch (SPDT), connects the backup power source of server power supply.It is taking
When business device power failure, the timely cut-in stand-by power supply of energy guarantees the normal operation of server.
Referring to Fig. 8, further, which further includes data monitoring module, data monitoring module and processing unit
Electrical connection, data monitoring module and processing unit carry out data interaction, the information of monitoring server power supply.Data monitoring module is adopted
It is grounded with the pin GPIO_15 of ESP8266 chip, data monitoring module, the pin GPIO_0 of data monitoring module connects power supply, number
It is electrically connected according to the reading pin RXD of monitoring module with the pin PB10 of processing unit, data monitoring module writes pin TXD and processing
The pin PB11 of unit is electrically connected, and realizes the data interaction with processing unit, carries out real-time monitoring to the state of server power supply.
Further, referring to Fig. 9, Figure 10, Figure 11, Figure 12 and Figure 13, which further includes crystal oscillating circuit, resets
Circuit and power circuit, wherein power circuit provides working power for single-chip microcontroller, provides power supply, crystal oscillating circuit to crystal oscillating circuit
Frequency of oscillation can be generated, and high-precision frequency reference can be provided.The detection device further includes warning circuit, works as service
When the voltage or electric current or temperature of device power supply occur abnormal, single-chip microcontroller sends alarm signal to warning circuit, in warning circuit
Buzzer warning.The detection device further includes USB module and display module.
The specific course of work are as follows: the current value of current detection module acquisition server power supply, and by the current value of acquisition
It is sent to processing unit；The voltage value of voltage detection module acquisition server power supply, and the voltage value of acquisition is sent to processing
Unit；The temperature value of temperature detecting module acquisition server power supply, and the temperature value of acquisition is sent to processing unit.Processing is single
Member receives current value, voltage value and the temperature value after acquisition, and when server power supply is abnormal, processing unit sends control
For signal to control module, the single-pole double-throw switch (SPDT) in control module is closed Backup Power Switch, server power supply work incessantly
Make, and abnormal point is handled.After processing, processing unit sends a control signal to control module, the hilted broadsword in control module
Commutator Operating In Persistent Current Mode power supply, server power supply work normally.Data monitoring module and processing unit carry out data interaction, prison
Survey the information of server power supply.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode.Even if to the present invention, various changes can be made, if these variations belong to the model of the claims in the present invention and its equivalent technologies
Within enclosing, then still fall within the protection scope of the present invention.
Claims (5)
1. a kind of detection device of server power supply, which is characterized in that including processing unit, current detection module, voltage detecting
Module, temperature detecting module and control module；
The current detection module acquires the current signal in the server power supply, and the current signal is converted to voltage letter
Number, the processing unit receives the voltage signal, and the current value being calculated in the server power supply；
The voltage detection module acquires the voltage value in the server power supply, and divides to the voltage value of acquisition, will
Voltage value after dividing is sent to the processing unit, and the processing unit calculates presently described according to the voltage value after partial pressure
Voltage value in server power supply；
The temperature detecting module detects the temperature value on the server power supply surface, and is sent to the place through the temperature value
Manage unit；
In the case where the server power supply is abnormal, the control module responds the control letter that the processing unit is sent
Number, the server power supply is handled, so that the server power supply works normally；
Wherein, the server power supply be abnormal the electric current for the server power supply be abnormal, the server power supply
Voltage be abnormal and state the temperature of server power supply and be abnormal.
2. the detection device of server power supply as described in claim 1, which is characterized in that the temperature detecting module includes temperature
Spend sensor and temperature sensing circuit；
It include the first metal-oxide-semiconductor and the second metal-oxide-semiconductor in the temperature sensing circuit；
The source electrode of first metal-oxide-semiconductor is electrically connected with the temperature sensor, and the source electrode of second metal-oxide-semiconductor and the temperature pass
Sensor electrical connection；
The drain electrode of first metal-oxide-semiconductor is electrically connected with the processing unit, the drain electrode of second metal-oxide-semiconductor and the processing unit
Electrical connection；
The grid of first metal-oxide-semiconductor is electrically connected with external power supply, and the grid of second metal-oxide-semiconductor is electrically connected with external power supply.
3. the detection device of server power supply as described in claim 1, which is characterized in that the control module includes the one or three
Pole pipe, photoelectrical coupler and relay；
The photoelectrical coupler is equipped with light emitting diode and light receiving unit, and the anode of the light emitting diode and the processing are single
Member electrical connection, the cathode ground connection of the light emitting diode；
The base stage of first triode is electrically connected with the output end of the light receiving unit, the emitting stage of first triode with
The first end of the relay is electrically connected, the grounded collector of first triode；
The second end of the relay is electrically connected to a power source, and the relay includes single-pole double-throw switch (SPDT), and the single-pole double throw is opened
The first switch of pass is electrically connected with server power supply, the second switch of the single-pole double-throw switch (SPDT) and the standby electricity of server power supply
Source electrical connection；
The photoelectrical coupler receives the high-level control signal that the processing unit is sent, the LEDs ON, from
And the light receiving unit is connected, first triode ON, the relay conducting controls the single-pole double-throw switch (SPDT),
Connect the backup power source of the server power supply.
4. the detection device of server power supply as described in claim 1, which is characterized in that it further include data monitoring module, institute
It states data monitoring module to be electrically connected with the processing unit, the data monitoring module and the processing unit carry out data friendship
Mutually, the information of the server power supply is monitored.
5. the detection device of server power supply as described in claim 1, which is characterized in that the processing unit is STM32 mono-
Piece machine.
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| CN201910097587.5A CN109738834A (en) | 2019-01-31 | 2019-01-31 | A kind of detection device of server power supply |
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| CN116885828A (en) * | 2023-09-08 | 2023-10-13 | 深圳市力生美半导体股份有限公司 | Switching power supply detection circuit, power supply method, charging device, and storage medium |
| CN116885828B (en) * | 2023-09-08 | 2024-01-05 | 深圳市力生美半导体股份有限公司 | Switching power supply detection circuit, power supply method, charging device, and storage medium |
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