CN213754077U - Intelligence thing allies oneself with power supply box - Google Patents
Intelligence thing allies oneself with power supply box Download PDFInfo
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- CN213754077U CN213754077U CN202022380957.7U CN202022380957U CN213754077U CN 213754077 U CN213754077 U CN 213754077U CN 202022380957 U CN202022380957 U CN 202022380957U CN 213754077 U CN213754077 U CN 213754077U
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- power supply
- incoming line
- circuit breaker
- air circuit
- power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/14—Protecting elements, switches, relays or circuit breakers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to an intelligence thing allies oneself with power supply box. The utility model comprises a switch power supply, a power supply inlet wire air breaker, an AC power supply feeder loop air breaker, a lightning protection part, a level difference matching part, a device control part and a monitoring part; one end of the switching power supply is connected with the incoming line A phase power supply bus, and the other end of the switching power supply is connected with the incoming line N line; the power incoming line air circuit breaker is arranged between the power bus and the feeder bus; the alternating current power supply feeder circuit air circuit breaker is arranged between the feeder bus and the load; lightning protection is carried out by adopting a power supply lightning protector; the power inlet wire air circuit breaker in the power box body is designed into an installation mode of quickly inserting an aviation plug. The utility model discloses can satisfy the user demand of different scenes, when needing abnormal conditions such as distant place divide-shut brake and emergence personnel electric shock to need urgent cutting off power, can operate the power in the distant place fast, reduce the manpower expenditure, promote construction operation, the power safety in utilization of emergency rush repair.
Description
Technical Field
The utility model relates to an intelligence hardware system raspberry group, power supply box lightning protection, power supply box interior air circuit breaker distant place, local control, the intelligent thing of aspects contents such as circuit breaker position signal teletransmission link power supply box belongs to intelligence thing and allies oneself with power supply unit technical field.
Background
The utility model discloses the device is based on raspberry group hardware system's comprehensive application, the raspberry group is a section microcomputer mainboard to the MicroSD card is the memory hard disk, the mainboard has USB interface and ethernet interface, WIFI functional module, joinable keyboard, mouse and wired, wireless network, hardware still has HDMI high definition video output interface simultaneously, possess all PC's basic function, the raspberry group is provided with peripheral hardware such as GPIO, UART, IC, SPI simultaneously, bus interface. Can control external electrical equipment through GPIO mouth and peripheral control circuit, use WIFI functional module can carry out the network deployment with wireless router and cell-phone, realize raspberry group and cell-phone end's communication, control. The power supply lightning protection part: and adopting a lightning protection device to carry out comprehensive lightning protection. Step matching part: the interface adopts the design of plugging into fast, but power inlet wire air circuit breaker quick replacement forms the level difference fit relation that accords with the requirement.
At present, in the process of construction operation and emergency rescue, the problems that an adopted power box does not meet the level difference matching requirement, has no function of preventing atmospheric overvoltage, cannot remotely operate a power supply incoming line air circuit breaker and monitor the opening and closing states of all the air circuit breakers in the box body in real time exist, and great safety risk pressure and labor expenditure are brought to the construction operation and the emergency rescue operation.
Disclosure of Invention
In view of the above, the present invention is directed to solving the above-described problems. An object of the utility model is to provide an intelligence thing of solving above problem allies oneself with power supply box. Specifically, the utility model discloses a can shorten power overlap joint time, avoid the tripping operation of the class more that the trouble caused of back level power consumption load.
The utility model adopts the technical scheme that: an intelligent Internet of things power box comprises a switching power supply, a power supply incoming line air circuit breaker, an alternating current power supply feeder loop air circuit breaker, a lightning protection part, a level difference matching part and a device control and monitoring part; the power incoming line air circuit breaker is arranged between the power bus and the feeder bus; the alternating current power supply feeder circuit air circuit breaker is arranged between the feeder bus and the load;
the power supply lightning protection of the lightning protection part adopts a power supply lightning protection device to carry out lightning protection;
the design of the step matching part is as follows: the power incoming line air circuit breaker in the power box body is designed into an installation mode of quickly inserting an aviation plug; the air circuit breaker with the quickly-disconnected power supply meets the matching requirement of the grade difference;
the device control and monitoring part: the system comprises a local remote switch, an electric control circuit, a mobile phone end, a wireless router and a raspberry dispatching system; the remote control system comprises an in-situ remote selector switch, an electric control circuit, a mobile phone end, a raspberry dispatching system, a remote control closing relay YH, a remote control tripping relay YT, a power supply incoming line air circuit breaker and an alternating-current power supply feeder circuit air circuit breaker.
As a further scheme of the present invention, the electrical control circuit comprises a local manual closing relay SH, a local manual tripping relay ST, a power incoming line air circuit breaker closing coil HQ, a power incoming line air circuit breaker tripping coil TQ, a local remote switch local position first pair of contacts QH (2-1), a local remote switch local position second pair of contacts QH (2-2), a manual closing operation switch contact KK (1-1), a manual tripping operation switch contact KK (2-2);
the first ends of the action contact of the local manual closing relay SH, the manual closing operation switch contact KK (1-1), the action contact of the local manual tripping relay ST and the manual tripping operation switch contact KK (2-2) are all connected with the anode of the switching power supply; the second end of the action contact of the local manual closing relay SH is connected with the first end of a first pair of contact points QH (2-1) at the local position of a local remote transfer switch, the second end of the first pair of contact points QH (2-1) at the local position of the local remote transfer switch is connected with the first end of a closing coil HQ of the power incoming line air circuit breaker, and the second end of a manual closing operation switch contact KK (1-1) is connected with the first end of the local manual closing relay SH; the second end of the action contact of the local remote transfer switch is connected with the first end of the second opposite contact point QH (2-2) of the local position of the local remote transfer switch, the second end of the second opposite contact point QH (2-2) of the local position of the local remote transfer switch is connected with the first end of the tripping coil TQ of the power incoming line air circuit breaker, the second end of the contact KK (2-2) of the manual tripping operation switch is connected with the first end of the local manual tripping relay ST, the second end of the closing coil HQ of the power incoming line air circuit breaker, the second end of the local manual closing relay SH, the second end of the tripping coil TQ of the power incoming line air circuit breaker and the second end of the local manual tripping relay ST are connected with the negative pole of the switch power supply.
As a further aspect of the present invention, the electrical control circuit further comprises a remote-control closing relay YH, a remote-control tripping relay YT, a first pair of contacts QH (1-1) at a remote position of the local remote-control switch, and a second pair of contacts QH (1-2) at a remote position of the local remote-control switch; a first end of an action contact of the remote control closing relay YH is connected with a positive electrode of a switch power supply, a second end of the action contact of the remote control closing relay YH is connected with a first end of a first pair of contact points QH (1-1) at a remote position of the local remote switch, a second end of the first pair of contact points QH (1-1) at the remote position of the local remote switch is connected with a first end of a closing coil HQ of a power incoming line air circuit breaker, and a second end of the closing coil HQ of the power incoming line air circuit breaker is connected with a negative electrode of the switch power supply;
the first end of an action contact of the remote control tripping relay YT is connected with the positive electrode of the switch power supply, the second end of the action contact of the remote control tripping relay YT is connected with the first end of a second opposite contact QH (1-2) at the remote position of the local remote transfer switch, the second end of the second opposite contact QH (1-2) at the remote position of the local remote transfer switch is connected with the first end of a tripping coil TQ of the power supply incoming line air circuit breaker, and the second end of the tripping coil TQ of the power supply incoming line air circuit breaker is connected with the negative electrode of the switch power supply.
As a further aspect of the utility model, the parallelly connected power inlet wire generating line row to the power supply box in of power lightning protection device to the earthing terminal that connects the earthing terminal of power lightning protection device to the box carries out the ground connection.
As a further scheme of the utility model, the mounting means that power inlet wire air circuit breaker in the power supply box design for aviation plug pegs graft fast, and concrete mode of realization is: and the power input end of the power incoming line air circuit breaker in the box body is connected with the upper-level power bus, and the output end of the power incoming line air circuit breaker is connected with the feeder line bus copper bar in the box body in an aviation plug mode.
As the utility model discloses a further scheme still includes three phase current source monitor relay K7, and three phase current source monitor relay K7 all is connected with inlet wire A looks power bus, inlet wire B looks power bus, inlet wire C looks power bus and is used for monitoring the state condition of inlet wire A looks power bus, inlet wire B looks power bus, inlet wire C looks power bus.
As a further scheme of the utility model, still include power inlet wire air circuit breaker, feeder return circuit air circuit breaker's auxiliary contact switch and be used for sending air circuit breaker's divide-shut brake state feedback to raspberry group system, send the particular case transmission to cell-phone end by the raspberry again, realize the real-time supervision of power inlet wire air circuit breaker, feeder return circuit air circuit breaker divide-shut brake state.
As a further proposal of the utility model, the utility model also comprises an incoming line A phase power indicator, an incoming line B phase power indicator and an incoming line C phase power indicator; the incoming line A-phase power supply indicator lamp, the incoming line B-phase power supply indicator lamp and the incoming line C-phase power supply indicator lamp are respectively connected with the incoming line A-phase power supply bus, the incoming line B-phase power supply bus and the incoming line C-phase power supply bus through a resistor and are respectively used for indicating an input A-phase power supply, a B-phase power supply and a C-phase power supply.
Lightning protection part: the power lightning protection adopts the power lightning protection device to carry out the lightning protection, and when construction operation, emergent scene environment of speedily carrying out rescue work suffered the atmospheric overvoltage, the atmospheric overvoltage was released to the grounding body fast through the lightning protection device, avoids other electrical equipment in the box, component and connect other consumer on the power feeder return circuit to suffer overvoltage damage.
Step matching part: in order to meet the reasonable level difference matching relation between the power supply incoming line air circuit breaker of the power supply box and a previous power supply connected with the power supply box, avoid the problem that override tripping is caused due to short circuit of an electric load on equipment elements or a feeder circuit in the power supply box, and comprehensively consider the characteristics of high requirements on installation convenience and emergency power supply lap joint timeliness, the power supply incoming line air circuit breaker in the box body is designed into an installation mode of quickly plugging an aviation plug. When maintenance power supply box power inlet wire air circuit breaker and last one-level power circuit breaker difference are not matched, can dismantle power inlet wire air circuit breaker fast, change other can carry out the circuit breaker that the difference is rationally matched with last one-level power, can shorten the difference coordination time, this function is very important when emergent the processing.
The device control and monitoring part: the control modes are divided into local and remote control modes. When the control mode is switched to the local mode, the remote control mode is locked, and local opening and closing of the power supply inlet wire air circuit breaker are realized in situ through an electric control circuit designed in the box body; when the remote mode is switched, the local control mode is locked; when being in the distant place control mode, through raspberry group, cell-phone end, realize the distant place and use the cell-phone, send raspberry group, power inlet wire air circuit breaker control through wireless router, the cell-phone end is used for sending the system, power inlet wire air circuit breaker control to raspberry through wireless router when the distant place control mode promptly.
In the aspect of the on-off state monitoring of the air circuit breaker, the on-off state of the air circuit breaker is fed back to the raspberry group through the auxiliary contact switches of the power supply incoming line air circuit breaker and the feeder line loop air circuit breaker, and the specific condition is transmitted to the mobile phone end through the raspberry group, so that the real-time monitoring of the on-off state of the power supply incoming line air circuit breaker and the feeder line loop air circuit breaker is realized.
The utility model has the advantages that:
in the construction operation and emergency rescue operation sites, the level difference matching relation with the previous power supply can be quickly formed through the use of the power box, the power overlapping time is shortened, the problem that override tripping is caused by the fault of the rear-stage power load is avoided, adverse consequences are caused is avoided, the power box is designed with the function of preventing the atmospheric overvoltage, the damage of electric equipment and the electric shock risk of personnel caused by the atmospheric overvoltage can be reduced in the construction operation and the emergency rescue, in addition, the power box is also designed with the functions of local and remote control, the use requirements of different scenes can be met, when the power supply needs to be emergently cut off under the abnormal conditions of needing to be switched on and off remotely and generating the electric shock of the personnel, the power supply can be quickly operated remotely, the labor expenditure is reduced, and the use safety of the construction operation and the emergency rescue power supply is improved.
Drawings
FIG. 1 is a schematic view of the appearance structure of the present invention;
FIG. 2 is a connection diagram of the electrical components inside the case of the present invention;
FIG. 3 is a schematic diagram of switching value input, remote control switching-on and remote control switching-off according to the present invention;
fig. 4 is a schematic diagram of remote control switching on, remote control switching off, local manual switching on, and local manual switching off of the present invention.
The reference numbers in the figures are: K1-K6 is an AC power feeder circuit air circuit breaker (with auxiliary contacts);
YH is a remote control closing relay, YT is a remote control tripping relay, SH is an in-place manual closing relay, ST is an in-place manual tripping relay, HQ is a power supply incoming line air breaker closing coil, TQ is a power supply incoming line air breaker tripping coil, QH is an in-place remote changeover switch, and KK is a manual closing and tripping operation switch;
QH (1-1) is a first contact point at the remote position of the local remote switch, QH (1-2) is a second contact point at the remote position of the local remote switch, QH (2-1) is a first contact point at the local position of the local remote switch, QH (2-2) is a second contact point at the local position of the local remote switch, KK (1-1) is a manual closing operation switch contact, and KK (2-2) is a manual tripping operation switch contact. When the local far-side switch QH is switched to the local place, the contact points QH (2-1) and QH (2-2) are conducted, and when the switch QH is switched to the far side, the contact points QH (1-1) and QH (1-2) are conducted.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
Example 1: as shown in fig. 1-4, an intelligent internet of things power box comprises a switching power supply, a power supply incoming line air circuit breaker, an alternating current power supply feeder circuit air circuit breaker, a lightning protection part, a level difference matching part, a device control part and a monitoring part; the power incoming line air circuit breaker is arranged between the power bus and the feeder bus; the alternating current power supply feeder circuit air circuit breaker is arranged between the feeder bus and the load;
the power supply lightning protection of the lightning protection part adopts a power supply lightning protection device to carry out lightning protection;
the design of the step matching part is as follows: the power incoming line air circuit breaker in the power box body is designed into an installation mode of quickly inserting an aviation plug; the air circuit breaker with the quickly-disconnected power supply meets the matching requirement of the grade difference;
the device control and monitoring part: the system comprises a local remote switch, an electric control circuit, a mobile phone end, a wireless router and a raspberry dispatching system; the remote control system comprises an in-situ remote selector switch, an electric control circuit, a mobile phone end, a raspberry dispatching system, a remote control closing relay YH, a remote control tripping relay YT, a power supply incoming line air circuit breaker and an alternating-current power supply feeder circuit air circuit breaker.
As a further scheme of the present invention, the electrical control circuit comprises a local manual closing relay SH, a local manual tripping relay ST, a power incoming line air circuit breaker closing coil HQ, a power incoming line air circuit breaker tripping coil TQ, a local remote switch local position first pair of contacts QH (2-1), a local remote switch local position second pair of contacts QH (2-2), a manual closing operation switch contact KK (1-1), a manual tripping operation switch contact KK (2-2);
the first ends of the action contact of the local manual closing relay SH, the manual closing operation switch contact KK (1-1), the action contact of the local manual tripping relay ST and the manual tripping operation switch contact KK (2-2) are all connected with the anode of the switching power supply; the second end of the action contact of the local manual closing relay SH is connected with the first end of a first pair of contact points QH (2-1) at the local position of a local remote transfer switch, the second end of the first pair of contact points QH (2-1) at the local position of the local remote transfer switch is connected with the first end of a closing coil HQ of the power incoming line air circuit breaker, and the second end of a manual closing operation switch contact KK (1-1) is connected with the first end of the local manual closing relay SH; the second end of the action contact of the local remote transfer switch is connected with the first end of the second opposite contact point QH (2-2) of the local position of the local remote transfer switch, the second end of the second opposite contact point QH (2-2) of the local position of the local remote transfer switch is connected with the first end of the tripping coil TQ of the power incoming line air circuit breaker, the second end of the contact KK (2-2) of the manual tripping operation switch is connected with the first end of the local manual tripping relay ST, the second end of the closing coil HQ of the power incoming line air circuit breaker, the second end of the local manual closing relay SH, the second end of the tripping coil TQ of the power incoming line air circuit breaker and the second end of the local manual tripping relay ST are connected with the negative pole of the switch power supply.
As a further aspect of the present invention, the electrical control circuit further comprises a remote-control closing relay YH, a remote-control tripping relay YT, a first pair of contacts QH (1-1) at a remote position of the local remote-control switch, and a second pair of contacts QH (1-2) at a remote position of the local remote-control switch; a first end of an action contact of the remote control closing relay YH is connected with a positive electrode of a switch power supply, a second end of the action contact of the remote control closing relay YH is connected with a first end of a first pair of contact points QH (1-1) at a remote position of the local remote switch, a second end of the first pair of contact points QH (1-1) at the remote position of the local remote switch is connected with a first end of a closing coil HQ of a power incoming line air circuit breaker, and a second end of the closing coil HQ of the power incoming line air circuit breaker is connected with a negative electrode of the switch power supply;
the first end of an action contact of the remote control tripping relay YT is connected with the positive electrode of the switch power supply, the second end of the action contact of the remote control tripping relay YT is connected with the first end of a second opposite contact QH (1-2) at the remote position of the local remote transfer switch, the second end of the second opposite contact QH (1-2) at the remote position of the local remote transfer switch is connected with the first end of a tripping coil TQ of the power supply incoming line air circuit breaker, and the second end of the tripping coil TQ of the power supply incoming line air circuit breaker is connected with the negative electrode of the switch power supply.
As a further aspect of the utility model, the parallelly connected power inlet wire generating line row to the power supply box in of power lightning protection device to the earthing terminal that connects the earthing terminal of power lightning protection device to the box carries out the ground connection.
As a further scheme of the utility model, the mounting means that power inlet wire air circuit breaker in the power supply box design for aviation plug pegs graft fast, and concrete mode of realization is: and the power input end of the power incoming line air circuit breaker in the box body is connected with the upper-level power bus, and the output end of the power incoming line air circuit breaker is connected with the feeder line bus copper bar in the box body in an aviation plug mode.
As the utility model discloses a further scheme still includes three phase current source monitor relay K7, and three phase current source monitor relay K7 all is connected with inlet wire A looks power bus, inlet wire B looks power bus, inlet wire C looks power bus and is used for monitoring the state condition of inlet wire A looks power bus, inlet wire B looks power bus, inlet wire C looks power bus.
As a further scheme of the utility model, still include power inlet wire air circuit breaker, feeder return circuit air circuit breaker's auxiliary contact switch and be used for sending air circuit breaker's divide-shut brake state feedback to raspberry group system, send the particular case transmission to cell-phone end by the raspberry again, realize the real-time supervision of power inlet wire air circuit breaker, feeder return circuit air circuit breaker divide-shut brake state.
As a further proposal of the utility model, the utility model also comprises an incoming line A phase power indicator, an incoming line B phase power indicator and an incoming line C phase power indicator; the incoming line A-phase power supply indicator lamp, the incoming line B-phase power supply indicator lamp and the incoming line C-phase power supply indicator lamp are respectively connected with the incoming line A-phase power supply bus, the incoming line B-phase power supply bus and the incoming line C-phase power supply bus through a resistor and are respectively used for indicating an input A-phase power supply, a B-phase power supply and a C-phase power supply.
The utility model discloses a theory of operation is:
lightning protection part: the lightning protection adopts power lightning protection device, with the parallelly connected power inlet wire generating line row to the power supply box in of lightning protection device to ground connection to the earthing terminal in the box with power lightning protection device, when construction operation site environment suffered the atmospheric overvoltage, the atmospheric overvoltage was released to the grounding body through the lightning protection device fast, avoided other electrical equipment in the box and connect other consumer overvoltage damage on power feeder return circuit, caused personnel's electric shock accident even.
Step matching part: in order to satisfy the reasonable level difference cooperation relation between the last level power that power supply box power inlet wire air circuit breaker and power supply box drawn and connect, avoid because the electrical load short circuit on equipment component or the feeder return circuit in the power supply box, form the tripping operation of stepping over, cause bad consequence to the characteristics that comprehensive consideration installation convenience and emergency power source overlap joint timeliness required height, power inlet wire air circuit breaker in the box designs for the mounting means that can dismantle fast, and concrete implementation mode does: between power input end and the last level power of power supply inlet wire air circuit breaker in the box (power generating line), all adopt the aviation plug mode to be connected between power supply inlet wire air circuit breaker's the output and the box feeder bus copper bar. When maintenance power supply box power inlet wire air circuit breaker and last one-level power circuit breaker difference are not matched, can dismantle power inlet wire air circuit breaker fast, change other can carry out the circuit breaker that the difference is rationally matched with last one-level power, can shorten the difference coordination time, this function is very important when emergent the processing.
The device control and monitoring part: and networking the raspberry group and the mobile phone control end in the same network segment by using a wireless router to realize communication between the mobile phone end and the raspberry group.
The power box is provided with a local control mode and a remote control mode. When the current mode is switched, the current remote switch QH is switched to the current position, the contact points QH (2-1) and QH (2-2) are conducted, QH (1-1) and QH (1-2) are disconnected, and the remote operation circuit is closed. When the air circuit breaker is switched on, the manual switching-on and tripping operation switch KK is switched to a manual switching-on position, the KK (1-1) is closed, the SH relay is electrified, the normally open contact of the SH relay is closed, and the power supply enables a switching-on coil of the air circuit breaker to be electrified through the action contact and the QH (2-1) contact of the SH, so that the switching-on of the circuit breaker is realized. When the air circuit breaker is opened, the manual closing and tripping operation switch KK is switched to the opening position, the KK (2-2) is closed, the ST relay is electrified, the action contact of the ST is closed, and the power supply enables the opening coil of the air circuit breaker to be electrified through the ST contact and the QH (2-2) contact, so that the closing of the circuit breaker is realized.
When the remote mode is switched, the local remote switch QH is switched to the remote mode, the contact points of QH (1-1) and QH (1-2) are conducted, QH (2-1) and QH (2-2) are disconnected, and the local operation loop is locked. When the air circuit breaker is switched on remotely, a switching-on signal is sent out through a mobile phone control end, the signal is transmitted to a raspberry group through WIFI connection, a 5V level is transmitted to a remote control switching-on relay YH through a GPIO pin of the raspberry group, after the remote control switching-on relay YH is electrified, an action contact of the remote control switching-on relay YH is closed, one end of the action contact of the remote control switching-on relay YH is connected with the positive electrode of a switching power supply, at the moment, an operation power supply is transmitted to a switching-on coil HQ of the power supply incoming line air circuit breaker through the action contact of the remote control switching-on relay YH and a first pair of contacts QH (1-1) at the remote position of a local remote switch, and switching-on of the power supply incoming line air circuit breaker is achieved.
When the power incoming line air circuit breaker is subjected to remote brake opening, a brake opening signal is sent through the mobile phone control end, the signal is transmitted to the raspberry group through WIFI connection, the 5V level is transmitted to the remote control tripping relay YT through a GPIO pin of the raspberry group, after the remote control tripping relay YT is electrified, an action contact of the remote control tripping relay YT is closed, one end of the action contact of the remote control tripping relay YT is connected with a switch power supply anode, at the moment, an operation power supply is transmitted to a brake opening coil of the power incoming line air circuit breaker through the action contact of the remote control tripping relay YT and a second pair of contacts QH (1-2) at a remote position of a local remote change-over switch, and brake opening of the power incoming line air circuit breaker is achieved.
In the aspect of air circuit breaker divide-shut brake state monitoring, adopt raspberry group system operating power supply, through power inlet wire air circuit breaker, feeder air circuit breaker's auxiliary contact switch, the break-make through auxiliary contact switch changes, sends the level condition that changes to the GPIO pin of raspberry group, sends information to the mobile phone control end through WIFI to the realization is to the monitoring of power inlet wire air circuit breaker, feeder air circuit breaker position state, the utility model discloses the part does not describe in detail is prior art.
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 term "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion, such that an 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 article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above embodiments are merely for illustrating the technical solutions of the present invention and are not to be construed as limiting, and the present invention is described in detail with reference to the preferred embodiments. It should be understood by those skilled in the art that various modifications and equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all the modifications and equivalents should be covered by the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an intelligence thing allies oneself with power supply box which characterized in that: the device comprises a switching power supply, a power supply inlet wire air circuit breaker, an alternating current power supply feeder circuit air circuit breaker, a lightning protection part, a level difference matching part and a device control and monitoring part; the power incoming line air circuit breaker is arranged between the power bus and the feeder bus; the alternating current power supply feeder circuit air circuit breaker is arranged between the feeder bus and the load;
the power supply lightning protection of the lightning protection part adopts a power supply lightning protection device to carry out lightning protection;
the design of the step matching part is as follows: the power incoming line air circuit breaker in the power box body is designed into an installation mode of quickly inserting an aviation plug; the air circuit breaker with the quickly-disconnected power supply meets the matching requirement of the grade difference;
the device control and monitoring part: the system comprises a local remote switch, an electric control circuit, a mobile phone end, a wireless router and a raspberry dispatching system; the remote control system comprises an in-situ remote selector switch, an electric control circuit, a mobile phone end, a raspberry dispatching system, a remote control closing relay YH, a remote control tripping relay YT, a power supply incoming line air circuit breaker and an alternating-current power supply feeder circuit air circuit breaker.
2. The intelligent internet of things power box of claim 1, wherein: the electric control circuit comprises an in-situ manual closing relay SH, an in-situ manual tripping relay ST, a power supply incoming line air breaker closing coil HQ, a power supply incoming line air breaker tripping coil TQ, a first contact point QH (2-1) of an in-situ remote transfer switch in-situ position, a second contact point QH (2-2) of the in-situ remote transfer switch in-situ position, a manual closing operation switch contact KK (1-1) and a manual tripping operation switch contact KK (2-2);
the first ends of the action contact of the local manual closing relay SH, the manual closing operation switch contact KK (1-1), the action contact of the local manual tripping relay ST and the manual tripping operation switch contact KK (2-2) are all connected with the anode of the switching power supply; the second end of the action contact of the local manual closing relay SH is connected with the first end of a first pair of contact points QH (2-1) at the local position of a local remote transfer switch, the second end of the first pair of contact points QH (2-1) at the local position of the local remote transfer switch is connected with the first end of a closing coil HQ of the power incoming line air circuit breaker, and the second end of a manual closing operation switch contact KK (1-1) is connected with the first end of the local manual closing relay SH; the second end of the action contact of the local remote transfer switch is connected with the first end of the second opposite contact point QH (2-2) of the local position of the local remote transfer switch, the second end of the second opposite contact point QH (2-2) of the local position of the local remote transfer switch is connected with the first end of the tripping coil TQ of the power incoming line air circuit breaker, the second end of the contact KK (2-2) of the manual tripping operation switch is connected with the first end of the local manual tripping relay ST, the second end of the closing coil HQ of the power incoming line air circuit breaker, the second end of the local manual closing relay SH, the second end of the tripping coil TQ of the power incoming line air circuit breaker and the second end of the local manual tripping relay ST are connected with the negative pole of the switch power supply.
3. The intelligent internet of things power box of claim 1, wherein: the electric control circuit further comprises a remote control closing relay YH, a remote control tripping relay YT, a first contact point QH (1-1) at the remote position of the local remote transfer switch, and a second contact point QH (1-2) at the remote position of the local remote transfer switch; a first end of an action contact of the remote control closing relay YH is connected with a positive electrode of a switch power supply, a second end of the action contact of the remote control closing relay YH is connected with a first end of a first pair of contact points QH (1-1) at a remote position of the local remote switch, a second end of the first pair of contact points QH (1-1) at the remote position of the local remote switch is connected with a first end of a closing coil HQ of a power incoming line air circuit breaker, and a second end of the closing coil HQ of the power incoming line air circuit breaker is connected with a negative electrode of the switch power supply;
the first end of an action contact of the remote control tripping relay YT is connected with the positive electrode of the switch power supply, the second end of the action contact of the remote control tripping relay YT is connected with the first end of a second opposite contact QH (1-2) at the remote position of the local remote transfer switch, the second end of the second opposite contact QH (1-2) at the remote position of the local remote transfer switch is connected with the first end of a tripping coil TQ of the power supply incoming line air circuit breaker, and the second end of the tripping coil TQ of the power supply incoming line air circuit breaker is connected with the negative electrode of the switch power supply.
4. The intelligent internet of things power box of claim 1, wherein: the power supply lightning protection device is connected to a power supply inlet wire bus bar in the power supply box in parallel, and the grounding end of the power supply lightning protection device is connected to the grounding end in the box body for grounding.
5. The intelligent internet of things power box of claim 1, wherein: the power inlet wire air circuit breaker in the power supply box body is designed into an installation mode of quickly inserting an aviation plug, and the specific implementation mode is as follows: and the power input end of the power incoming line air circuit breaker in the box body is connected with the upper-level power bus, and the output end of the power incoming line air circuit breaker is connected with the feeder line bus copper bar in the box body in an aviation plug mode.
6. The intelligent internet of things power box of claim 1, wherein: the three-phase power supply monitoring system is characterized by further comprising three-phase power supply monitoring relays K7, wherein the three-phase power supply monitoring relays K7 are connected with the incoming line A-phase power supply bus, the incoming line B-phase power supply bus and the incoming line C-phase power supply bus and are used for monitoring the state conditions of the incoming line A-phase power supply bus, the incoming line B-phase power supply bus and the incoming line C-phase power supply bus.
7. The intelligent internet of things power box of claim 1, wherein: the power supply incoming line air circuit breaker and the feeder line loop air circuit breaker are used for feeding back the switching-on and switching-off states of the air circuit breaker to the raspberry dispatching system, and then the raspberry dispatching system transmits specific conditions to the mobile phone end, so that the real-time monitoring of the switching-on and switching-off states of the power supply incoming line air circuit breaker and the feeder line loop air circuit breaker is realized.
8. The intelligent internet of things power box of claim 1, wherein: the power supply system also comprises an incoming line A-phase power supply indicator lamp, an incoming line B-phase power supply indicator lamp and an incoming line C-phase power supply indicator lamp; the incoming line A-phase power supply indicator lamp, the incoming line B-phase power supply indicator lamp and the incoming line C-phase power supply indicator lamp are respectively connected with the incoming line A-phase power supply bus, the incoming line B-phase power supply bus and the incoming line C-phase power supply bus through a resistor and are respectively used for indicating an input A-phase power supply, a B-phase power supply and a C-phase power supply.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021753835 | 2020-08-20 | ||
| CN2020217538351 | 2020-08-20 |
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| Publication Number | Publication Date |
|---|---|
| CN213754077U true CN213754077U (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022380957.7U Active CN213754077U (en) | 2020-08-20 | 2020-10-23 | Intelligence thing allies oneself with power supply box |
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| Country | Link |
|---|---|
| CN (1) | CN213754077U (en) |
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2020
- 2020-10-23 CN CN202022380957.7U patent/CN213754077U/en active Active
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