CN214900241U - Power-down detection device for electric machine room - Google Patents
Power-down detection device for electric machine room Download PDFInfo
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- CN214900241U CN214900241U CN202120605907.6U CN202120605907U CN214900241U CN 214900241 U CN214900241 U CN 214900241U CN 202120605907 U CN202120605907 U CN 202120605907U CN 214900241 U CN214900241 U CN 214900241U
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 238000004146 energy storage Methods 0.000 claims abstract description 29
- 238000005070 sampling Methods 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000003750 conditioning effect Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 11
- 238000002955 isolation Methods 0.000 description 9
- 238000012806 monitoring device Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
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Abstract
The utility model discloses an electric power computer lab power down detection device, its characterized in that: the wireless energy storage device comprises a power supply circuit, an energy storage device, a main controller and a wireless module; the power supply circuit comprises a load power supply and a one-way isolating circuit which are connected in series, the input end of the load power supply is externally connected with a power supply screen, the output end of the one-way isolating circuit is connected with the power supply end of the main controller and the charging end of the energy storage device, the discharging end of the energy storage device is connected with the power supply end of the main controller, the sampling end of the main controller is connected with the output end of the load power supply, and the wireless module is connected with the main controller. The utility model discloses a sampling load power output, whether detect and fall the electricity, when taking place to fall the electricity, energy memory gives power supplies such as main control unit, and main control unit sends through wireless module and falls the electricity and report an emergency and ask for help or increased vigilance to the storage information of falling the electricity is convenient for trace back.
Description
Technical Field
The utility model relates to an electric power computer lab falls electric detection device belongs to the electric detection field that falls.
Background
The power supply is the most fundamental device for ensuring the continuous and stable operation of the machine room, if the machine room is powered off, the monitoring device is powered off, a transmission channel is interrupted, a server is down, and an information system is paralyzed, if the monitoring device is not timely found, even the storage battery is excessively discharged and heated to cause fire, so that irreparable personnel and property loss is caused, and the important degree of the monitoring device is obviously the key content of monitoring the power grid. The traditional machine room power failure detection adopts a wired mode, and power failure information cannot be traced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric power computer lab falls electric detection device has solved the problem that traditional fall electric detection mode and fall electric information traceable.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a power failure detection device for an electric power machine room comprises a power supply circuit, an energy storage device, a main controller and a wireless module;
the power supply circuit comprises a load power supply and a one-way isolating circuit which are connected in series, the input end of the load power supply is externally connected with a power supply screen, the output end of the one-way isolating circuit is connected with the power supply end of the main controller and the charging end of the energy storage device, the discharging end of the energy storage device is connected with the power supply end of the main controller, the sampling end of the main controller is connected with the output end of the load power supply, and the wireless module is connected with the main controller.
The power supply circuits are multiple, the input ends of all the power supply circuits are externally connected with a power supply screen, the output ends of all the power supply circuits are connected with the power supply end of the main controller and the charging end of the energy storage device, and the sampling end of the main controller is connected with the output end of each power supply circuit load power supply.
A sampling conditioning circuit is arranged between the output end of the load power supply and the sampling end of the main controller and used for reducing the voltage output by the load power supply to a sampling range which can be sampled by the main controller.
When the power is not off, the energy storage device is in a floating charge state; and when the power is off, the energy storage device is in a discharging state.
The energy storage device is a storage battery or a super capacitor.
The wireless module is a 4G module.
The device also comprises a buzzer circuit connected with the main controller.
The utility model discloses the beneficial effect who reaches: the utility model discloses a sampling load power output, whether detect and fall the electricity, when taking place to fall the electricity, energy memory gives power supplies such as main control unit, and main control unit sends through wireless module and falls the electricity and report an emergency and ask for help or increased vigilance to the storage information of falling the electricity is convenient for trace back.
Drawings
Fig. 1 is a block diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
A power failure detection device for an electric power machine room comprises a power supply circuit, an energy storage device 6, a main controller 7, a wireless module 10, a buzzer circuit 11 and a sampling conditioning circuit.
The power supply circuit includes load power supply and the one-way buffer circuit of establishing ties, load power supply's input external power supply screen 1, main control unit 7's power end and energy memory 6's the end that charges are connected to one-way buffer circuit's output, main control unit 7's feed end is connected to energy memory 6's discharge end, main control unit 7's sampling end is through the output that sampling conditioning circuit connects load power supply, sampling conditioning circuit is used for stepping down the voltage of load power output to main control unit 7 can the sampling range, main control unit 7 is connected to wireless module 10 and buzzer circuit 11.
The energy storage device 6 can be a storage battery or a super capacitor, and is in a floating charging state when not powered down and in a discharging state when powered down. The energy storage device 6 generally adopts a storage battery, and because the charging end and the discharging end are the same port, the port is respectively connected with the output end of the unidirectional isolation circuit and the power supply end of the main controller 7.
The load power supply gets power from the power supply screen 1 when not powered down, supplies power to the main controller 7 through the one-way isolation circuit and charges the energy storage device 6.
The unidirectional isolation circuit is used for preventing the energy storage device 6 from reversely feeding a network, and improving the power supply duration of the energy storage device 6 under the condition of power failure, and generally comprises a diode and a voltage reduction circuit.
The wireless module 10 uses a 4G module for communicating with a central station, which is activated only in the event of a power failure, and the buzzer circuit 11 is used to give an alarm locally.
Main control unit 7 is MCU generally, microprocessor such as ARM, main control unit 7 is the periodic sampling to load power supply output voltage, if the sampling voltage keeps certain low pressure (its value is decided by master control AD scope, generally equals 0 approximately) in a certain period duration, then judge that the computer lab falls the power failure, energy memory 6 is in the discharge state this moment, continue to give main control unit 7 etc. and supply power, main control unit 7 generates the computer lab and falls the power failure and report an emergency and ask for help or increased vigilance, and the storage power consumption information, wireless module 10 becomes operating condition by standby state, send the information of reporting an emergency and asking for help or increased vigilance for the central station through mobile signal, and meanwhile, buzzing circuit 11 rings.
In order to prevent false alarm caused by damage of the load power supply, the device can be provided with a plurality of power supply circuits, and the main controller 7 adopts the output voltage of the load power supply of all the power supply circuits; the power supply circuits are multiple, the input ends of all the power supply circuits are externally connected with the power supply screen 1, the output ends of all the power supply circuits are connected with the power supply end of the main controller 7 and the charging end of the energy storage device 6, and the output end of each power supply circuit load power supply is connected with the sampling end of the main controller 7 through a sampling conditioning circuit.
Taking two power supply circuits as an example, as shown in fig. 1, the two power supply circuits include a load main power supply 2, a load backup power supply 3, a first unidirectional isolation circuit 4, a second unidirectional isolation circuit 5, an energy storage device 6, a main controller 7, a wireless module 10, a buzzer circuit 11, a first sampling conditioning circuit 9, and a second sampling conditioning circuit 8.
The input end of the load main power supply 2 and the input end of the load standby power supply 3 are both externally connected with the power supply screen 1, and the output end of the load main power supply 2 and the output end of the load standby power supply 3 are respectively connected with the input end of the first one-way isolating circuit 4 and the input end of the second one-way isolating circuit 5. The output end of the first unidirectional isolation circuit 4 and the output end of the second unidirectional isolation circuit 5 are both connected with the power supply end of the main controller 7; the output end of the first unidirectional isolation circuit 4 and the output end of the second unidirectional isolation circuit 5 are both connected with the charging end of the energy storage device 6. The discharging end (the same port as the charging end) of the energy storage device 6 is connected with the power supply end of the main controller 7. A first sampling end of the main controller 7 is connected with the output end of the load main power supply 2 through a first sampling conditioning circuit 9; the second sampling end of the main controller 7 is connected with the output end of the load standby power supply 3 through a second sampling conditioning circuit 8. The wireless module 10 and the buzzer circuit 11 are both connected with the main controller 7.
The main controller 7 periodically samples the output voltage of the load main power supply 2 and the load standby power supply 3, judges whether the voltage is normal, judges whether the machine room is powered down if the two paths of voltages simultaneously maintain a certain low voltage within a certain period time (the value of the two paths of voltages is determined by a main control AD range and is generally equal to 0), generates a machine room power down alarm, stores power down information, changes the wireless module 10 from a standby state to a working state, sends the alarm information to a central station through a mobile signal, and meanwhile, the buzzer circuit 11 rings.
The device samples through the output to load power, detects whether fall the electricity, when taking place to fall the electricity, and power supply such as main control unit 7 is given to energy memory 6, and main control unit 7 sends through wireless module 10 and falls the electricity and report an emergency and ask for help or increased vigilance to the storage power consumption information is convenient for trace back.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (7)
1. The utility model provides an electric power computer lab power failure detection device which characterized in that: the wireless energy storage device comprises a power supply circuit, an energy storage device, a main controller and a wireless module;
the power supply circuit comprises a load power supply and a one-way isolating circuit which are connected in series, the input end of the load power supply is externally connected with a power supply screen, the output end of the one-way isolating circuit is connected with the power supply end of the main controller and the charging end of the energy storage device, the discharging end of the energy storage device is connected with the power supply end of the main controller, the sampling end of the main controller is connected with the output end of the load power supply, and the wireless module is connected with the main controller.
2. The power failure detection device of the electric power machine room according to claim 1, characterized in that: the power supply circuits are provided with a plurality of power supply circuits, the input ends of all the power supply circuits are externally connected with a power supply screen, the output ends of all the power supply circuits are connected with the power supply end of the main controller and the charging end of the energy storage device, and the output end of each power supply circuit load power supply is connected with the sampling end of the main controller.
3. The power failure detection device of the electric power machine room according to claim 1 or 2, characterized in that: a sampling conditioning circuit is arranged between the output end of the load power supply and the sampling end of the main controller and used for reducing the voltage output by the load power supply to a sampling range which can be sampled by the main controller.
4. The power failure detection device of the electric power machine room according to claim 1, characterized in that: when the power is not off, the energy storage device is in a floating charge state; and when the power is off, the energy storage device is in a discharging state.
5. The power failure detection device of the power room according to claim 1 or 4, wherein: the energy storage device is a storage battery or a super capacitor.
6. The power failure detection device of the electric power machine room according to claim 1, characterized in that: the wireless module is a 4G module.
7. The power failure detection device of the electric power machine room according to claim 1, characterized in that: the device also comprises a buzzer circuit connected with the main controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120605907.6U CN214900241U (en) | 2021-03-25 | 2021-03-25 | Power-down detection device for electric machine room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120605907.6U CN214900241U (en) | 2021-03-25 | 2021-03-25 | Power-down detection device for electric machine room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214900241U true CN214900241U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120605907.6U Expired - Fee Related CN214900241U (en) | 2021-03-25 | 2021-03-25 | Power-down detection device for electric machine room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214900241U (en) |
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2021
- 2021-03-25 CN CN202120605907.6U patent/CN214900241U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |