CN216290332U - Centralized power supply with distributed monitoring - Google Patents

Centralized power supply with distributed monitoring Download PDF

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Publication number
CN216290332U
CN216290332U CN202122336240.7U CN202122336240U CN216290332U CN 216290332 U CN216290332 U CN 216290332U CN 202122336240 U CN202122336240 U CN 202122336240U CN 216290332 U CN216290332 U CN 216290332U
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connector
power supply
sub
panel
control
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CN202122336240.7U
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张桥士
张国春
刘献云
潘国平
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Newings Weichuang Technology Co ltd
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Newings Weichuang Technology Co ltd
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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
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/40—Display of information, e.g. of data or controls

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Abstract

The utility model discloses a centralized power supply with distributed monitoring. The utility model comprises a device shell, wherein a display module, a key module, a communication module, an indicator light, a power output socket and a power input socket are arranged on the shell; the display module is an LCD display screen; the device shell is internally provided with a main control display panel, a key control panel, a sub-control panel group, a network communication panel, a switching power supply and a wiring terminal row; the main control display panel is connected with a connector J2 on the key control panel through a connector J1, and is respectively connected with a connector J2 of the network communication panel and a connector J4 on the sub control panel group through a connector J5 and a connector J7; the connector J8 and the connector J9 are respectively connected with +12V and +5V of the output end of the switching power supply. The utility model collects the electric quantity of each output and total input in real time through the special electric quantity metering chip, and makes statistics, thereby facilitating energy consumption analysis.

Description

Centralized power supply with distributed monitoring
Technical Field
The utility model relates to the technical field of centralized power supply in security industry, in particular to a centralized power supply with distributed monitoring.
Background
Aiming at the problems of power supply safety, power quantity statistical data lack and the like of equipment in a security place, an intelligent management control module and a control chip which cannot be provided by the traditional PDU (protocol data Unit) and PCU (Power control Unit) equipment are added by introducing communication means such as bus type and Ethernet, so that a power distribution unit capable of being remotely controlled and managed in a plan mode is formed. The remote control and monitoring of the equipment power supply can be realized through a remote network control technology, the remote control and monitoring of the equipment power supply are not limited by specific equipment or special programs, the equipment shell does not need to be opened, the power switch of the electric equipment in the authority limit can be accessed and controlled through networking or local access only by connecting a local area network or the internet, and the power supply and the power consumption of each equipment of a downstream port of the power switch can be inquired, connected, disconnected or restarted. The device can greatly solve the problem of management of the device power supply in security places, and has the characteristics of remote control, centralized management, automatic cycle control, safety management, reliability management, expandability and the like. The method has the finest management granularity and the most humanized control method, meets the flexible control of various power distribution nodes by a manager, does not need to send personnel to the site for control, and saves unnecessary time waste and labor cost expenditure.
Disclosure of Invention
The utility model provides a centralized power supply with distributed monitoring, which aims to overcome the defect that equipment power supplies in the field of security and protection in the prior art cannot monitor and record information such as equipment power consumption and the like in real time.
The utility model comprises a device shell, wherein a display module, a key module, a communication module, an indicator light, a power output socket and a power input socket are arranged on the shell; the display module is an LCD display screen; the key module is a key board, and 4 keys are arranged on the key board;
the device shell is internally provided with a main control display panel, a key control panel, a sub-control panel group, a network communication panel, a switching power supply and a wiring terminal row; the main control display panel is connected with a connector J2 on the key control panel through a connector J1, and is respectively connected with a connector J2 of the network communication panel and a connector J4 on the sub control panel group through a connector J5 and a connector J7; the connector J8 and the connector J9 are respectively connected with +12V and +5V of the output end of the switching power supply;
the sub-control board group consists of a plurality of sub-control boards with the same model, and each sub-control board is provided with a connector J3, a connector J4, a connector J6, a connector J10 and a connector J11. The adjacent two sub-control boards are in communication connection through connectors, namely the connector J3 of one sub-control board is in communication connection with the connector J4 of the other adjacent sub-control board; the connector J3 of the last sub-control board is suspended;
the live wire end and the zero line end of the power input socket are respectively connected with a wiring terminal row; the grounding end of the power input socket is grounded;
the live wire end and the zero line end of the switching power supply are respectively connected with a wiring terminal row; the grounding end of the switch power supply is grounded;
two terminals of a connector J6 on each sub-control board are respectively connected with one port on one wiring terminal row, namely one terminal is only connected with one port on one wiring terminal row, and the two terminals are respectively connected with a live wire and a zero wire.
The live wire end and the zero wire end of each power supply output socket are respectively connected with a connector J10 and a connector J11 on each sub control board.
The utility model has the following beneficial effects:
the utility model collects the electric quantity of each output and total input in real time through the special electric quantity metering chip, and makes statistics, thereby facilitating energy consumption analysis;
the utility model has the advantages that each path of output voltage, current, electric quantity and other electrical parameter detection and output control are realized, all data can be uploaded, data and module state can be remotely checked, output is controlled, and remote reset output can be realized;
the utility model adopts a wired network data transmission mode, realizes network centralized management through TCP/IP, monitors and displays the working state of each path of output power utilization in real time, outputs electrical parameter information such as voltage, current, electric quantity and the like of each path, and has the query functions of alarm time, historical information and the like;
the equipment has good lightning protection grounding measures, overload protection, electric leakage protection and the like, when the front-end equipment of a certain channel breaks down, the channel is self-protected, and the normal power supply of other channels is not influenced;
the utility model has the full on/full off one-key control key, and the on/off is carried out according to a certain time sequence, thereby avoiding the impact on the power grid and the equipment;
drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a circuit schematic diagram of a single chip microcomputer U2;
FIG. 3 is a schematic diagram of the voltage-current detecting chip U1;
FIG. 4 is a schematic diagram of a neutral current detection circuit;
FIG. 5 is a schematic diagram of a live current detection circuit;
FIG. 6 is a schematic diagram of a voltage detection circuit;
FIG. 7 is a schematic diagram of a power output control circuit;
Detailed Description
As shown in fig. 1, a centralized power supply with distributed monitoring includes a device housing, on which a display module, a key module, a communication module, an indicator light, a power output socket, and a power input socket are disposed; the display module is an LCD display screen; the key module is a key board, and 4 keys are arranged on the key board;
the device shell is internally provided with a main control display panel, a key control panel, a sub-control panel group, a network communication panel, a switching power supply and a wiring terminal row; the main control display panel is connected with a connector J2 on the key control panel through a connector J1, and is respectively connected with a connector J2 of the network communication panel and a connector J4 on the sub control panel group through a connector J5 and a connector J7; the connector J8 and the connector J9 are respectively connected with +12V and +5V of the output end of the switching power supply;
the sub-control board group consists of a plurality of sub-control boards with the same model, and each sub-control board is provided with a connector J3, a connector J4, a connector J6, a connector J10 and a connector J11. The adjacent two sub-control boards are in communication connection through connectors, namely the connector J3 of one sub-control board is in communication connection with the connector J4 of the other adjacent sub-control board; the connector J3 of the last sub-control board is suspended;
the live wire end and the zero line end of the power input socket are respectively connected with a wiring terminal row; the grounding end of the power input socket is grounded;
the live wire end and the zero line end of the switching power supply are respectively connected with a wiring terminal row; the grounding end of the switch power supply is grounded;
two terminals of a connector J6 on each sub-control board are respectively connected with one port on one wiring terminal row, namely one terminal is only connected with one port on one wiring terminal row, and the two terminals are respectively connected with a live wire and a zero wire.
The live wire end and the zero wire end of each power output socket are respectively connected with a connector J10 and a connector J11 on each sub control board;
the sub-control board is provided with a voltage detection circuit, a live wire current detection circuit, a zero line current detection circuit and a power supply output control circuit;
the power output control circuit comprises a relay K1, connector seats J1, J2, J7 and J8, a connector J5, triodes Q1 and Q2, resistors R19, 21, 22 and 33, a diode D1 and a capacitor C18; one end of the connector seat J2 is connected with the 14 th pin of the voltage and current detection chip U1 and the 12 th pin of the singlechip U2; the other end of the connector seat J2 is connected with one interface of a relay K1, the other interface of the relay K1 is connected with the anode of a capacitor C18 and the cathode of a diode D1, and meanwhile, the other interface is externally connected with an 18V power supply; the negative electrode of the capacitor C18 is grounded; the other interface of the relay K1 is connected with the anode of a diode D1, one end of a resistor R19 and the collector of a triode Q1; the other end of the resistor R19 is connected with the collector of the triode Q2; one ends of the resistor 21 and the resistor 22 are respectively connected with the 15 th pin and the 16 th pin of the singlechip U2; the other end of the resistor 21 is connected with one end of the resistor 33 and the base of the triode Q1; the other end of the resistor 22 is connected with the base of a triode Q2; the other end of the resistor 33, the emitter of the triode Q1 and the emitter of the triode Q2 are all grounded; one port of connector block J1 is connected to yet another port of connector block J2; the other port of the connector holder J1 is connected with the 14 th pin of the voltage and current detection chip U1, the 12 th pin of the singlechip U2 and one port of the connector holder J5, and is grounded; the other port of connector block J5 is connected to connector block J8.
The zero line current detection circuit comprises a mutual inductor T2, a resistor R20, a resistor R23, a resistor R24, a resistor R25, a capacitor C13 and a capacitor C14; one end of the mutual inductor T2 is connected with one end of the resistor R20 and one end of the resistor R23; the other end of the resistor R20 is connected with one end of the capacitor C13 and the 8 th pin of the voltage and current detection chip U1; the other end of the resistor R23 is connected with one end of a resistor R24, the other end of the capacitor C13 and one end of the capacitor C14, and is grounded; the other end of the mutual inductor T2 is connected with the other end of the resistor R24 and one end of the resistor R25; the other end of the resistor R25 is connected with the other end of the capacitor C14, and meanwhile, the 9 th pin of the voltage and current detection chip U1 is connected;
the voltage detection circuit comprises resistors R1-R8, R10 and R12, a voltage dependent resistor R11, capacitors C2 and C4; one end of the resistor R1 and one end of the piezoresistor R11 are connected with the connector holder J8, the other end of the resistor R1 is sequentially connected with the resistor R2, the resistor R3, the resistor R4, the resistor R5, the resistor R6, the resistor R7 and the resistor R8 in series and then connected with one end of the resistor R10 and one end of the capacitor C2, and meanwhile, the 6 th pin of the voltage and current detection chip U1 is connected; the other end of the capacitor C2 is connected with the other end of the resistor R10, one end of the capacitor C4 and one end of the resistor R12, and is grounded; the other end of the capacitor C4 and the other end of the resistor R12 are connected with a 7 th pin of a voltage and current detection chip U1; the other end of the piezoresistor R11 is grounded;
the live wire current detection circuit comprises a transformer T1, resistors R13, 14, 17 and 18 and capacitors C7 and 12;
one end of the mutual inductor T1 is connected with one end of the resistor R13 and one end of the resistor R14; the other end of the resistor R13 is connected with one end of the capacitor C17 and the 10 th pin of the voltage and current detection chip U1; the other end of the resistor R14 is connected with one end of a resistor R17, the other end of the capacitor C17 and one end of the capacitor C12, and is grounded; the other end of the mutual inductor T1 is connected with the other end of the resistor R17 and one end of the resistor R18; the other end of the resistor R18 is connected with the other end of the capacitor C12, and the 11 th pin of the voltage and current detection chip U1 is connected;
as shown in fig. 2 and 3, the voltage and current detection chip U1 and the single chip microcomputer U2 are schematic circuit diagrams; the voltage and current detection chip U1 is ATT7053BU, and the singlechip U2 is STC15WxxAS-SOP16 in model number.
The utility model specifically realizes the process as follows:
an external power supply is connected to the switching power supply through a power input socket and the wiring terminal strip; the switching power supply is provided with 12V and 5V different voltage outputs, and the switching power supply directly supplies power to the main control display panel and indirectly supplies power to the sub-control panel group and the network communication panel. The sub-control board controls the power supply of the power supply output socket.

Claims (6)

1. A centralized power supply with distributed monitoring is characterized by comprising a device shell, wherein a display module, a key module, a communication module, an indicator light, a power output socket and a power input socket are arranged on the shell; the display module is an LCD display screen; the key module is a key board, and 4 keys are arranged on the key board;
the device shell is internally provided with a main control display panel, a key control panel, a sub-control panel group, a network communication panel, a switching power supply and a wiring terminal row; the main control display panel is connected with a connector J2 on the key control panel through a connector J1, and is respectively connected with a connector J2 of the network communication panel and a connector J4 on the sub control panel group through a connector J5 and a connector J7; the connector J8 and the connector J9 are respectively connected with +12V and +5V of the output end of the switching power supply.
2. The centralized power supply with distributed monitoring as claimed in claim 1, wherein the sub-control board group is composed of a plurality of sub-control boards of the same type, and each sub-control board is provided with a connector J3, a connector J4, a connector J6, a connector J10 and a connector J11; the adjacent two sub-control boards are in communication connection through connectors, namely the connector J3 of one sub-control board is in communication connection with the connector J4 of the other adjacent sub-control board; the connector J3 of the last sub-control board is suspended.
3. The centralized power supply with distributed monitoring as claimed in claim 1, wherein the live wire end and the neutral wire end of the power input socket are respectively connected with a terminal block; the grounding end of the power input socket is grounded.
4. The centralized power supply with distributed monitoring as claimed in claim 1, wherein the live wire end and the neutral wire end of the switching power supply are respectively connected with a terminal block; the ground terminal of the switching power supply is grounded.
5. A centralized power supply with distributed monitoring as claimed in claim 1, wherein two terminals of the connector J6 on each sub-control board are connected to a port on a terminal strip, i.e. one terminal is connected to only one port on a terminal strip, and two terminals are connected to live and neutral wires, respectively.
6. The centralized power supply with distributed monitoring as claimed in claim 1, wherein the live and neutral terminals of each power outlet are connected to the connector J10 and the connector J11 of each slave board respectively.
CN202122336240.7U 2021-09-26 2021-09-26 Centralized power supply with distributed monitoring Active CN216290332U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122336240.7U CN216290332U (en) 2021-09-26 2021-09-26 Centralized power supply with distributed monitoring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122336240.7U CN216290332U (en) 2021-09-26 2021-09-26 Centralized power supply with distributed monitoring

Publications (1)

Publication Number Publication Date
CN216290332U true CN216290332U (en) 2022-04-12

Family

ID=81066650

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122336240.7U Active CN216290332U (en) 2021-09-26 2021-09-26 Centralized power supply with distributed monitoring

Country Status (1)

Country Link
CN (1) CN216290332U (en)

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