CN208939661U - A kind of power supply box monitoring system - Google Patents
A kind of power supply box monitoring system Download PDFInfo
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- CN208939661U CN208939661U CN201821586588.3U CN201821586588U CN208939661U CN 208939661 U CN208939661 U CN 208939661U CN 201821586588 U CN201821586588 U CN 201821586588U CN 208939661 U CN208939661 U CN 208939661U
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Abstract
The utility model discloses a kind of power supply box monitoring systems, the monitoring module to connect including multiple power supply box monitoring modules with multiple power supply box monitoring modules, the monitoring module includes computer and handheld terminal, the power supply box monitoring module includes first singlechip, second singlechip, communication module and sensor group module, the sensor group module includes first voltage sensor, temperature sensor, humidity sensor and electric energy metering module and the second current sensor, the electric energy metering module includes first voltage sensor, first current sensor and ic for energy metering, the output of the second singlechip is terminated with multiple relay module, the relay module is connected to arc-suppression circuit.The utility model structure is simple, and the monitoring for capableing of remote monitor multiple power supply boxs simultaneously guarantees the work of power supply box normal table convenient for centralized management power supply box, improves the safety that uses of power supply box, practical.
Description
Technical field
The utility model belongs to power supply technical field, and in particular to a kind of power supply box monitoring system.
Background technique
Currently in order to the grafting for meeting plurality of devices connects electricity demanding, the power supply box number of setting is more, can thus exist
Some problems:
First, with increasing for the power supply box used because there are a certain distance for power supply box installation site, in this way because
The limitation of distance cannot effectively manage multiple power supply boxs concentratedly；
Second, power supply box needs staff periodically to check power supply box at present, and not only task is big, labor intensity
Height, and it is not able to satisfy real-time；
Multiple sockets are arranged in third at present in power supply box, in docking device on socket, socket can generate electric arc sparking feelings
Condition, in this way because the arc spark that socket plug generates will affect the safety of equipment or seriously cause fire incident.Therefore, now such as
Lack that a kind of structure is simple, at low cost, design reasonable, easy-operating power supply box monitoring system the present, can remote monitor simultaneously
The monitoring of multiple power supply boxs guarantees the work of power supply box normal table convenient for centralized management power supply box, improves the peace that power supply box uses
Quan Xing.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of power supply
Case monitoring system, structure is simple, design rationally, can remote monitor simultaneously multiple power supply boxs monitoring, be convenient for concentrate tube
Power supply box is managed, guarantees the work of power supply box normal table, improves the safety that power supply box uses, it is practical.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of power supply box monitoring system, it is special
Sign is: including multiple power supply box monitoring modules being monitored respectively to multiple power supply boxs and multiple power supply box monitoring module phases
The monitoring module connect, the monitoring module include computer and handheld terminal, and the power supply box includes that cabinet and setting exist
Liquid crystal touch screen, key operation module and multichannel socket on cabinet, the key operation module include that total key and branch are pressed
Key is provided with multiple branch indicator lights corresponding with multiple sockets respectively on the cabinet, is provided with string on the cabinet
Row communication interface and the power inlet being electrically accessed for city；
The power supply box monitoring module include setting the intracorporal first singlechip of case, second singlechip, communication module and
Sensor group module, the communication module include the first bluetooth module to connect with first singlechip, connect with second singlechip
The second bluetooth module and the serial communication modular that connects with first singlechip and second singlechip, the serial communication modular
Connect with serial communication interface, the sensor group module includes connecting with the input terminal of first singlechip and for detecting each institute
State the first voltage sensor of the branch voltage of socket, for the temperature sensor of detection case body temperature, for detection box
The humidity sensor of interior humidity and for detect power supply box consumption electric energy electric energy metering module and with second singlechip input
End connects and the first current sensor of the branch current for detecting each socket, and the electric energy metering module includes being used for
Detect the second voltage sensor of power supply box input voltage, the second current sensor for detecting power supply box input current and with
The ic for energy metering that second voltage sensor connects with the second current sensor output, the output end of the second singlechip
Multiple relay module for controlling multichannel socket on-off respectively are connected to, the relay module is connected to arc-suppression circuit, the liquid crystal
Touch screen and first singlechip connect, and the input terminal of the branch indicator light connects with the output end of first singlechip, and described
One single-chip microcontroller and second singlechip connect.
A kind of above-mentioned power supply box monitoring system, it is characterised in that: GPS positioning module is provided in the cabinet, it is described
The output end of GPS positioning module connects with the input terminal of first singlechip.
Above-mentioned a kind of power supply box monitoring system, it is characterised in that: battery-powered module, institute are provided in the cabinet
Stating battery-powered module includes battery pack, inverse electric appliance and 220V power supply, and the output of the alternating current is terminated with for turning 220V
It is changed to the first reduction voltage circuit of 12V DC electricity, the output end of first reduction voltage circuit connects with the input terminal of battery pack, described
The output end of first reduction voltage circuit and the output end of battery pack connect the second drop for 12V DC electricity to be converted to 5V direct current
Volt circuit.
Above-mentioned a kind of power supply box monitoring system, it is characterised in that: the first singlechip and second singlechip are
STC12C5A48S2 single-chip microcontroller.
Above-mentioned a kind of power supply box monitoring system, it is characterised in that: the ic for energy metering includes chip BL6523, institute
The 2nd pin for stating chip BL6523 divides two-way, connects all the way with one end of resistance R6, another way is grounded by capacitor C20；It is described
The 3rd pin of chip BL6523 divides two-way, and all the way with a termination of resistance R9, another way is grounded by capacitor C21；The resistance
The other end of R6 divides two-way, is grounded all the way through resistance R7, and another way connects with an output end end of the first current sensor；Institute
The other end for stating resistance R9 divides two-way, is grounded all the way through resistance R8, the another output of another way and the first current sensor
Connect；The 6th pin of the chip BL6523 divides two-way, is grounded all the way by capacitor C17, and another way passes through resistance R3 and first
One output end of voltage sensor connects；The 7th pin of the chip BL6523 divides two-way, is grounded all the way through capacitor C18, separately
Connect all the way through resistance R5 with the another output of first voltage sensor；The 22nd pin of the chip BL6523 and
One single-chip microcontroller connects, and the 1st pin, the 23rd pin and the 24th pin of the chip BL6523 connects 5V power output end, described
The 9th pin of chip BL6523 and the 10th pin are grounded.
Above-mentioned a kind of power supply box monitoring system, it is characterised in that: the relay module includes relay K1 and three poles
Pipe Q1, the arc-suppression circuit include capacitor C15 and resistance R4, and two-way is divided in one end of the coil of the relay K1, all the way with two
The anode of pole pipe D2 connects, another way ground connection；The other end of the coil of the relay K1 divides two-way, all the way with diode D2's
Cathode, another way connect with the collector of triode Q1；The emitter of the triode Q1 connects 5V power output end, three pole
The base stage of pipe Q1 connects through resistance R2 with first singlechip, and the common of the relay K1 divides two-way, all the way with capacitor C15
One end connect, another way connects with the zero line of the socket, and the normally opened contact of the relay K1 divides two-way, all the way with
The firewire of 220V power supply connects, and another way connects with one end of resistance R4, and the normally-closed contact of the relay K1 is hanging, the electricity
The other end of resistance R4 connects with the other end of capacitor C15.
Above-mentioned a kind of power supply box monitoring system, it is characterised in that: first reduction voltage circuit includes transformer T1, rectification
Bridge D1 and chip LM7812, one end of primary coil of the transformer T1 connect with one end of alternating current, the transformer T1's
The other end of primary coil connects with the other end of alternating current, two ac input ends of the rectifier bridge D1 respectively with transformer T1
The both ends of secondary coil connect, the Vin pin of the chip LM7812 divides two-way, exports all the way with the positive direct-current of rectifier bridge D1
End connects, and another way is grounded through capacitor C2 and capacitor C6 in parallel；The negative DC output end and the chip of the rectifier bridge D1
The GND pin of LM7812 is grounded, and the Vout pin of the chip LM7812 divides two-way, is grounded all the way through capacitor C1, and another way is
12V power output end；
Second reduction voltage circuit includes chip LM7805, and the Vin pin of the chip LM7805 divides two-way, all the way with
12V power output end connects, and another way is grounded through capacitor C4 and capacitor C3 in parallel, the Vout pin point of the chip LM7805
Two-way is grounded through capacitor C5 all the way, and another way is 5V power output end, and the GND pin of the chip LM7805 is grounded.
A kind of above-mentioned power supply box monitoring system, it is characterised in that: the serial communication modular include chip MAX232A,
Key JP1 and key JP2, the serial communication interface are DB9 interface, and foot meridian capacitor C12 is drawn in the 1st of the chip MAX232A
Connect with the 3rd pin of the chip MAX232A, foot meridian capacitor C14 and the chip are drawn in the 4th of the chip MAX232A
The 5th pin of MAX232A connects, and the 11st of the chip MAX232A connects with the TXD pin of first singlechip, the chip
The 12nd of MAX232A connects with the RXD pin of first singlechip, the 10th pin and second singlechip of the chip MAX232A
TXD pin connect, the 9th pin of the chip MAX232A connects with the RXD pin of second singlechip, the chip
The 2nd pin of MAX232A connects with one end of capacitor C13, and the 16th pin of the chip MAX232A is another with capacitor C13's
The connection at end terminates 5V power output end, and the 14th pin of the chip MAX232A connects with the normally opened contact of switch JP1, institute
The 7th pin for stating chip MAX232A connects with the normally-closed contact of switch JP1, the 13rd pin and switch of the chip MAX232A
The normally opened contact of JP2 connects, and the 8th pin of the chip MAX232A connects with the normally-closed contact of switch JP2, the switch
The common of JP1 connects with the TXD pin of serial communication interface 8, the common and serial communication interface of the switch JP2
8 RXD pin connects.
Compared with the prior art, the utility model has the following advantages:
1, the utility model respectively monitors multiple power supply boxs in real time by the way that multiple power supply box monitoring devices are arranged, together
When, setting monitor terminal and power supply box monitoring device carry out remote data wireless transmission, convenient for remotely monitoring each power supply box,
It realizes the centralized management of multiple power supply boxs, protects electromechanical source case steady operation, it is time saving and energy saving, avoid the round-the-clock inspection work of staff
Make.
2, the first current sensor and first voltage sensor is arranged in each branch of the utility model cabinet, realizes to each
The detection of the electric current and voltage of branch when so that the voltage and current of a certain branch being unsatisfactory for requiring, only disconnects the branch, avoids
Influence the normal use of other equipment.
3, the utility model setting temperature sensor and humidity sensor detect the intracorporal temperature and humidity of case, keep away
Power-free the temperature inside the box or humidity are abnormal and damage all parts, improve the service life of power supply box monitoring system.
4, the utility model setting first singlechip and second singlechip, and inside first singlechip and second singlechip
Integrated A/D module realizes the detection of electric current and voltage to realize the conversion to current signal and voltage signal；And setting the
One single-chip microcontroller and second singlechip, extend multiple I/O ports consequently facilitating liquid crystal touch screen, sensor group module connection.
5, serial communication modular is arranged in the utility model, is convenient for connect with first singlechip and second singlechip
The data of first singlechip and second singlechip are sent to computer in monitor terminal；And setting the first bluetooth module and second
Bluetooth module is in order to which the data of first singlechip and second singlechip are sent to mobile phone in monitor terminal, convenient for long-range
Wireless and wired monitoring.
In conclusion the utility model structure is simple, design rationally, is capable of the prison of remote monitor multiple power supply boxs simultaneously
Control guarantees the work of power supply box normal table convenient for centralized management power supply box, improves the safety that power supply box uses, practical.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the schematic block circuit diagram of the utility model.
Fig. 2 is the schematic block circuit diagram of the utility model power supply module.
Fig. 3 is the structural schematic diagram of the utility model power supply box.
Fig. 4 is the circuit diagram of the utility model electric energy metering module.
Fig. 5 is the circuit diagram of the utility model relay module and arc-suppression circuit.
Fig. 6 is the circuit diagram of the first reduction voltage circuit of the utility model.
Fig. 7 is the circuit diagram of the second reduction voltage circuit of the utility model.
Fig. 8 is the circuit diagram of the utility model serial communication modular.
Description of symbols:
1-liquid crystal touch screen；2-first singlechips；3-second singlechips；
4-total keys；5-branch indicator lights；6-branch keys；
8-serial communication interfaces；9-GPS positioning modules；
10-cabinets；11-humidity sensors；12-the second current sensor；
13-second voltage sensors；14-alarms；
15-temperature sensors；16-first voltage sensors；
17-the second current sensor；18-ic for energy metering；19-relay module；
20-arc-suppression circuits；21-the second bluetooth module；22-the first bluetooth module；
23-mobile phones；24-serial communication modulars；25-computers；
26-alternating currents；27-the first reduction voltage circuit；28-the second reduction voltage circuit；
29-battery packs；30-inverse electric appliances；31-220V power supplys；
32-power supply box monitoring modules.
Specific embodiment
As shown in Figure 1, Figure 2 and Figure 3, the utility model includes multiple power supply boxs being monitored respectively to multiple power supply boxs
The monitoring module that monitoring module 32 connects with multiple power supply box monitoring modules 32, the monitoring module include computer 25 and hold
Formula terminal, the power supply box include cabinet 10 and the liquid crystal touch screen being arranged on cabinet 10 1, key operation module and multichannel
Socket, the key operation module include total key 4 and branch key 6, be provided on the cabinet 10 it is multiple respectively with it is multiple
The corresponding branch indicator light 5 of the socket, the power supply for being provided with serial communication interface 8 and being accessed for alternating current 26 on the cabinet 10
Input port；
The power supply box monitoring module 32 includes the first singlechip 2 being arranged in cabinet 10, second singlechip 3, communication
Module and sensor group module, the communication module include that the first bluetooth module 22 to connect with first singlechip 2 and second are single
The second bluetooth module 21 that piece machine 3 connects and the serial communication modular 24 to connect with first singlechip 2 and second singlechip 3,
The serial communication modular 24 connects with serial communication interface 8, and the sensor group module includes the input with first singlechip 2
End connects and is used to detect the first voltage sensor 16 of the branch voltage of each socket, for temperature in detection box 10
Temperature sensor 15, the electric energy for the humidity sensor 11 of humidity in detection box 10 and for detecting power supply box consumption electric energy
Metering module and connect with 3 input terminal of second singlechip and for detect each socket branch current the first electric current pass
Sensor 17, the electric energy metering module include for detecting the second voltage sensor 13 of power supply box input voltage, for detecting
Second current sensor 12 of power supply box input current and with 12 output end of second voltage sensor 13 and the second current sensor
The ic for energy metering 18 to connect, the output of the second singlechip 3 be terminated with it is multiple respectively control multichannel socket on-off after
Electrical appliance module 19, the relay module 19 are connected to arc-suppression circuit 20, and the liquid crystal touch screen 1 and first singlechip 2 connect, institute
The input terminal for stating branch indicator light 5 connects with the output end of first singlechip 2,3 phase of the first singlechip 2 and second singlechip
It connects.
In the present embodiment, be provided with GPS positioning module 9 in the cabinet 10, the output end of the GPS positioning module 9 with
The input terminal of first singlechip 2 connects.
As shown in Fig. 2, battery-powered module is provided in the cabinet 10 in the present embodiment, it is described battery-powered
Module includes battery pack 29, inverse electric appliance 30 and 220V power supply 31, and the output of the alternating current 26 is terminated with for being converted to 220V
First reduction voltage circuit 27 of 12V DC electricity, the output end of first reduction voltage circuit 27 connect with the input terminal of battery pack 29, institute
The output end of the output end and battery pack 29 of stating the first reduction voltage circuit 27 connects for 12V DC electricity to be converted to 5V direct current
Second reduction voltage circuit 28.
In the present embodiment, the first singlechip 2 and second singlechip 3 are STC12C5A48S2 single-chip microcontroller.
As shown in figure 4, the ic for energy metering 18 includes chip BL6523, the chip BL6523 in the present embodiment
The 2nd pin divide two-way, connect all the way with one end of resistance R6, another way is grounded by capacitor C20；The chip BL6523's
3rd pin divides two-way, and all the way with a termination of resistance R9, another way is grounded by capacitor C21；The other end of the resistance R6 point
Two-way is grounded through resistance R7 all the way, and another way connects with an output end end of the second current sensor 12；The resistance R9
The other end divide two-way, be grounded all the way through resistance R8, another way connects with the another output of the second current sensor 12；Institute
The 6th pin for stating chip BL6523 divides two-way, is grounded all the way by capacitor C17, and another way is passed by resistance R3 and second voltage
One output end of sensor 13 connects；The 7th pin of the chip BL6523 divides two-way, is grounded all the way through capacitor C18, another
Road connects through resistance R5 with the another output of second voltage sensor 13；The 22nd pin and first of the chip BL6523
The P0.0 of single-chip microcontroller 2 connects, and the 1st pin, the 23rd pin and the 24th pin of the chip BL6523 connects the output of 5V power supply
End, the 9th pin and the 10th pin of the chip BL6523 are grounded.
As shown in figure 5, the relay module 19 includes relay K1 and triode Q1, the arc extinguishing in the present embodiment
Circuit 20 includes that two-way is divided in capacitor C15 and resistance R4, one end of the coil of the relay K1, all the way with the anode of diode D2
Connect, another way ground connection；The other end of the coil of the relay K1 divides two-way, all the way with the cathode of diode D2, another way
Connect with the collector of triode Q1；The emitter of the triode Q1 connects 5V power output end, the base stage of the triode Q1
Connect through resistance R2 with the P2.0 of first singlechip 2, the common of the relay K1 divides two-way, all the way with capacitor C15's
One end connects, and another way connects with the zero line of the socket, and the normally opened contact of the relay K1 divides two-way, all the way with 220V
The firewire of power supply 31 connects, and another way connects with one end of resistance R4, and the normally-closed contact of the relay K1 is hanging, the resistance
The other end of R4 connects with the other end of capacitor C15.
As shown in fig. 6, first reduction voltage circuit 27 includes transformer T1, rectifier bridge D1 and chip in the present embodiment
One end of LM7812, the primary coil of the transformer T1 connect with one end of alternating current 26, the primary coil of the transformer T1
The other end connect with the other end of alternating current 26, two ac input ends of rectifier bridge D1 secondary with transformer T1 respectively
The both ends of coil connect, and the Vin pin of the chip LM7812 divides two-way, all the way with the positive direct-current output end phase of rectifier bridge D1
It connects, another way is grounded through capacitor C2 and capacitor C6 in parallel；The negative DC output end and the chip of the rectifier bridge D1
The GND pin of LM7812 is grounded, and the Vout pin of the chip LM7812 divides two-way, is grounded all the way through capacitor C1, and another way is
12V power output end；
As shown in fig. 7, second reduction voltage circuit 28 includes chip LM7805, the Vin pin point of the chip LM7805
Two-way connects with 12V power output end all the way, and another way is grounded through capacitor C4 and capacitor C3 in parallel, the chip LM7805
Vout pin divide two-way, be grounded all the way through capacitor C5, another way is 5V power output end, the GND of the chip LM7805
Pin is grounded.
As shown in figure 8, the serial communication modular 24 includes chip MAX232A, key JP1 and key in the present embodiment
JP2, the serial communication interface 8 are DB9 interface, and foot meridian capacitor C12 and the chip are drawn in the 1st of the chip MAX232A
The 3rd pin of MAX232A connects, and the 4th of the chip MAX232A draws the 5th of foot meridian capacitor C14 and the chip MAX232A
Pin connects, and the 11st of the chip MAX232A connects with the P3.1 pin of first singlechip 2, the chip MAX232A's
12nd connects with the P3.0 pin of first singlechip 2, the P3.1 of the 10th pin and second singlechip 3 of the chip MAX232A
Pin connects, and the 9th pin of the chip MAX232A connects with the P3.0 pin of second singlechip 3, the chip MAX232A
The 2nd pin connect with one end of capacitor C13, the company of the other end of the 16th pin and capacitor C13 of the chip MAX232A
Termination 5V power output end is connect, the 14th pin of the chip MAX232A connects with the normally opened contact of switch JP1, the chip
The 7th pin of MAX232A connects with the normally-closed contact of switch JP1, and the 13rd pin of the chip MAX232A is with switch JP2's
Normally opened contact connects, and the 8th pin of the chip MAX232A connects with the normally-closed contact of switch JP2, the public affairs of the switch JP1
Contact connects with the TXD pin of serial communication interface 8 altogether, the common of the switch JP2 and the RXD of serial communication interface 8
Pin connects.
In the present embodiment, detected by power consumption of the electric energy metering module to power supply box, and will test
It is sent to first singlechip 2, the power consumption that first singlechip 2 receives is connect by serial communication modular 24 and serial communication
Mouth 8 is sent to computer 25, convenient for monitoring consumption.
In the present embodiment, on-demand regulating key JP1 and JP2, as non-key JP1 and key JP2, second singlechip 3
Serial ports is connected by serial communication modular 24 with serial communication interface 8, realizes the communication of second singlechip 3 and computer 25；Behaviour
When making key JP1 and key JP2, the normally opened contact of key JP1 and key JP2 are closed, and the serial ports of first singlechip 2 passes through string
Port communications module 24 connects with serial communication interface 8, realizes the communication of first singlechip 2 and computer 25.
In the present embodiment, further preferably, the first current sensor 12 and the second current sensor 17 are CSC5G-
800A current sensor.
In the present embodiment, further preferably, first voltage sensor 13 and second voltage sensor 16 are CHV-25P/
200 voltage sensors.
In the present embodiment, liquid crystal touch screen 1 is set, is in order to temperature, humidity, the voltage value of each branch and each
The current value on road is shown.
In the present embodiment, because disconnecting the moment that i.e. contact relay K1 disconnects in socket, it is added in the voltage meeting at its both ends
Reach 5-10 times of normal voltage, which can make the air ionization for disconnecting moment at contact form arc discharge, the electricity of generation
Arc can also be such that relay contact melts so that contact is bonded together, cause should dead circuit cannot disconnect, made to equipment
At great harm；Therefore, resistance R4 and capacitor C15 composition suction pressure circuit is set and carries out arc extinguishing.
In the present embodiment, resistance R4 is more preferably thermistor, when transient state generates high voltage, utilizes varistor
The energy that transition absorbs makes the rising of thermistor resistance value share most voltages, to absorb the high pressure as caused by inverse electromotive force
Carry out arc extinguishing.
In the present embodiment, GPS positioning module 9 is set, is in order to which the position to each power supply box positions, so as to obtain
The position of a certain power supply box that breaks down is taken, carries out on-call maintenance convenient for staff.
In the present embodiment, GPS positioning module 9 is NEO-M8N-0-01GPS locating module.
In the present embodiment, temperature sensor 15 is DS18B20 temperature sensor.
In the present embodiment, humidity sensor 11 is SHT3X humidity sensor.
In the present embodiment, the first bluetooth module 22 and the second bluetooth module 21 are BLE5.0 bluetooth module.
When the utility model is used, the alternating current 26 accessed by power inlet is by the first reduction voltage circuit 27 and the second drop
Volt circuit 28 exports 5V direct current or battery pack 29 and exports 5V direct current by the second reduction voltage circuit 28, meets the first monolithic
Machine 2, second singlechip 3 and other electrical equipment work requirements, first singlechip 2 and second singlechip 3 enter working condition, when
When needing using a certain socket, branch key 6 is operated, second singlechip 3 controls the normal of the relay K1 in relay module 19
Contact closure, the firewire for the 220V power supply that the zero line access alternating current 26 of socket provides are opened, socket obtains 220V alternating current for the external world
Equipment uses, meanwhile, 2 controlling brancher indicator light 5 of first singlechip is bright；When not needing using socket, branch is operated again and is pressed
The normally opened contact of key 6, relay K1 disconnects, and socket is powered off；
During power work, temperature sensor 15 detects the temperature in cabinet 10, and will test
Temperature is sent to first singlechip 2, and humidity sensor 16 detects the humidity in cabinet 10, and the humidity hair that will test
It send to first singlechip 2, multiple first current sensors 17 are serially connected in respectively in the circuit of socket, multiple first current sensors
17 current signals that detects, and will test to the electric current of each branch respectively are sent to second singlechip 3, the second monolithic
A/D conversion module inside machine 3 carries out A/D to current signal and is converted to current value, and multiple first voltage sensors 16 are distinguished
It is attempted by the circuit of socket, multiple first voltage sensors 16 respectively detect the voltage of each branch, and will test
To voltage signal be sent to first singlechip 2, the A/D conversion module inside first singlechip 2 to voltage signal carry out A/D turn
Get current value in return, temperature, humidity and each electricity that each current value and first singlechip 2 that second singlechip 3 obtains obtain
Pressure value passes through serial communication modular 24 and serial communication interface 8 is sent to computer 25, computer 25 by the temperature received,
Humidity, each current value and each voltage value respectively with desired temperature, humidity set point, current setting value and voltage setting value
It is compared, when the humidity that the temperature that temperature sensor 15 detects does not meet desired temperature, humidity sensor 11 detects
Humidity set point is not met, the electric current that the first current sensor 17 detects does not meet current setting value or first voltage sensing
When the voltage that device 16 detects is unsatisfactory for voltage setting value, computer 25 controls the alarm 14 to connect with computer 25 and alarms,
Guarantee the work of power supply box normal table；Meanwhile each current value that second singlechip 3 obtains is sent by the second bluetooth module 21
To mobile phone 23, temperature, humidity and each voltage value that first singlechip 2 obtains are sent to mobile phone by the first bluetooth module 22
23, the working condition of power supply box can be obtained by portable mobile phone 23 convenient for staff, enables staff separate
Monitoring room and check maintenance into scene.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change and equivalent structural changes, still
Belong in the protection scope of technical solutions of the utility model.
Claims (8)
1. a kind of power supply box monitoring system, it is characterised in that: including multiple power supply boxs being monitored respectively to multiple power supply boxs
The monitoring module that monitoring module (32) connects with multiple power supply box monitoring modules (32), the monitoring module include computer (25)
And handheld terminal, the power supply box include cabinet (10) and the liquid crystal touch screen (1) being arranged on cabinet (10), key behaviour
Make module and multichannel socket, the key operation module includes total key (4) and branch key (6), is set on the cabinet (10)
Multiple branch indicator lights (5) corresponding with multiple sockets respectively are equipped with, serial communication is provided on the cabinet (10) and connects
Mouth (8) and the power inlet accessed for alternating current (26)；
The power supply box monitoring module (32) include be arranged first singlechip (2) in cabinet (10), second singlechip (3),
Communication module and sensor group module, the communication module include the first bluetooth module (22) to connect with first singlechip (2),
The second bluetooth module (21) for connecting with second singlechip (3) and connect with first singlechip (2) and second singlechip (3)
Serial communication modular (24), the serial communication modular (24) connect with serial communication interface (8), the sensor group module packet
Include the first voltage sensor of the branch voltage to connect with the input terminal of first singlechip (2) and for detecting each socket
(16), for the temperature sensor (15) of detection box (10) interior temperature, for the humidity sensor of detection box (10) interior humidity
Device (11) and electric energy metering module for detecting power supply box consumption electric energy and with second singlechip (3) input terminal connects and use
In the first current sensor (17) for the branch current for detecting each socket, the electric energy metering module includes for detecting electricity
The second voltage sensor (13) of source case input voltage, the second current sensor (12) for detecting power supply box input current and
The ic for energy metering (18) to connect with second voltage sensor (13) with the second current sensor (12) output end, described second
The output of single-chip microcontroller (3) is terminated with multiple relay module (19) for controlling multichannel socket on-off respectively, the relay module
(19) it is connected to arc-suppression circuit (20), the liquid crystal touch screen (1) and first singlechip (2) connect, the branch indicator light (5)
Input terminal connects with the output end of first singlechip (2), and the first singlechip (2) and second singlechip (3) connect.
2. a kind of power supply box monitoring system described in accordance with the claim 1, it is characterised in that: be provided in the cabinet (10)
The output end of GPS positioning module (9), the GPS positioning module (9) connects with the input terminal of first singlechip (2).
3. a kind of power supply box monitoring system according to claim 1 or 2, it is characterised in that: setting in the cabinet (10)
There is battery-powered module, the battery-powered module includes battery pack (29), inverse electric appliance (30) and 220V power supply (31), institute
The output for stating alternating current (26) is terminated with the first reduction voltage circuit (27) for 220V to be converted to 12V DC electricity, first drop
The output end of volt circuit (27) connects with the input terminal of battery pack (29), the output end and battery of first reduction voltage circuit (27)
The output end of group (29) connects the second reduction voltage circuit (28) for 12V DC electricity to be converted to 5V direct current.
4. a kind of power supply box monitoring system according to claim 1 or 2, it is characterised in that: the first singlechip (2) and
Second singlechip (3) is STC12C5A48S2 single-chip microcontroller.
5. a kind of power supply box monitoring system according to claim 1 or 2, it is characterised in that: the ic for energy metering
It (18) include chip BL6523, the 2nd pin of the chip BL6523 divides two-way, connects all the way with one end of resistance R6, another
Road is grounded by capacitor C20；The 3rd pin of the chip BL6523 divides two-way, and all the way with a termination of resistance R9, another way is logical
Cross capacitor C21 ground connection；The other end of the resistance R6 divides two-way, is grounded all the way through resistance R7, another way and the second current sense
One output end end of device (12) connects；The other end of the resistance R9 divides two-way, is grounded all the way through resistance R8, another way and the
The another output of two current sensors (12) connects；The 6th pin of the chip BL6523 divides two-way, passes through capacitor all the way
C17 ground connection, another way are connected by resistance R3 with an output end of second voltage sensor (13)；The chip BL6523's
7th pin divides two-way, is grounded all the way through capacitor C18, and another way is defeated through another of resistance R5 and second voltage sensor (13)
Outlet connects；The 22nd pin of the chip BL6523 connects with first singlechip (2), the 1st pin of the chip BL6523,
23rd pin and the 24th pin connect 5V power output end, and the 9th pin and the 10th pin of the chip BL6523 is grounded.
6. a kind of power supply box monitoring system according to claim 1 or 2, it is characterised in that: the relay module (19)
Including relay K1 and triode Q1, the arc-suppression circuit (20) includes capacitor C15 and resistance R4, the coil of the relay K1
One end divide two-way, connect all the way with the anode of diode D2, another way ground connection；The other end of the coil of the relay K1 point
Two-way, all the way with the cathode of diode D2, another way connects with the collector of triode Q1；The emitter of the triode Q1 connects
The base stage of 5V power output end, the triode Q1 connects through resistance R2 with first singlechip (2), and the relay K1's is public
Two-way is divided in contact, connects all the way with one end of capacitor C15, and another way connects with the zero line of the socket, the relay K1
Normally opened contact divide two-way, connect all the way with the firewire of 220V power supply (31), another way connects with one end of resistance R4, it is described after
The normally-closed contact of electric appliance K1 is hanging, and the other end of the resistance R4 connects with the other end of capacitor C15.
7. a kind of power supply box monitoring system described in accordance with the claim 3, it is characterised in that: the first reduction voltage circuit (27) packet
Include transformer T1, rectifier bridge D1 and chip LM7812, one end of the primary coil of the transformer T1 and the one end of alternating current (26)
Connecting, the other end of the primary coil of the transformer T1 connects with the other end of alternating current (26), and two of the rectifier bridge D1
Ac input end connects with the both ends of the secondary coil of transformer T1 respectively, and the Vin pin of the chip LM7812 divides two-way, and one
Road connects with the positive direct-current output end of rectifier bridge D1, and another way is grounded through capacitor C2 and capacitor C6 in parallel；The rectifier bridge D1
Negative DC output end and the chip LM7812 GND pin ground connection, the Vout pin of the chip LM7812 divides two-way, one
Road is grounded through capacitor C1, and another way is 12V power output end；
Second reduction voltage circuit (28) includes chip LM7805, and the Vin pin of the chip LM7805 divides two-way, all the way with
12V power output end connects, and another way is grounded through capacitor C4 and capacitor C3 in parallel, the Vout pin point of the chip LM7805
Two-way is grounded through capacitor C5 all the way, and another way is 5V power output end, and the GND pin of the chip LM7805 is grounded.
8. a kind of power supply box monitoring system according to claim 1 or 2, it is characterised in that: the serial communication modular
It (24) include chip MAX232A, key JP1 and key JP2, the serial communication interface (8) is DB9 interface, the chip
The 1st of MAX232A draws foot meridian capacitor C12 and connects with the 3rd pin of the chip MAX232A, and the 4th of the chip MAX232A the
Draw foot meridian capacitor C14 to connect with the 5th pin of the chip MAX232A, the 11st and the first singlechip of the chip MAX232A
(2) TXD pin connects, and the 12nd of the chip MAX232A connects with the RXD pin of first singlechip (2), the chip
The 10th pin of MAX232A connects with the TXD pin of second singlechip (3), the 9th pin and second of the chip MAX232A
The RXD pin of single-chip microcontroller (3) connects, and the 2nd pin of the chip MAX232A connects with one end of capacitor C13, the chip
The connection of the other end of the 16th pin and capacitor C13 of MAX232A terminates 5V power output end, and the of the chip MAX232A
14 pins connect with the normally opened contact of switch JP1, the normally-closed contact phase of the 7th pin and switch JP1 of the chip MAX232A
It connects, the 13rd pin of the chip MAX232A connects with the normally opened contact of switch JP2, the 8th pin of the chip MAX232A
Connecting with the normally-closed contact of switch JP2, the common of the switch JP1 connects with the TXD pin of serial communication interface (8),
The common of the switch JP2 connects with the RXD pin of serial communication interface (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821586588.3U CN208939661U (en) | 2018-09-28 | 2018-09-28 | A kind of power supply box monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350657A (en) * | 2019-06-24 | 2019-10-18 | 国网江苏省电力有限公司南通供电分公司 | Function for monitoring construction power supply case |
| CN113660032A (en) * | 2021-09-06 | 2021-11-16 | 成都天奥集团有限公司 | Satellite ground station channel product universal power supply monitoring system |
-
2018
- 2018-09-28 CN CN201821586588.3U patent/CN208939661U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350657A (en) * | 2019-06-24 | 2019-10-18 | 国网江苏省电力有限公司南通供电分公司 | Function for monitoring construction power supply case |
| CN113660032A (en) * | 2021-09-06 | 2021-11-16 | 成都天奥集团有限公司 | Satellite ground station channel product universal power supply monitoring system |
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Denomination of utility model: A power box monitoring system Effective date of registration: 20230303 Granted publication date: 20190604 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI LIANSEN ELECTRONIC TECHNOLOGY CO.,LTD. Registration number: Y2023610000146 |