CN201104280Y - Remote Power Monitoring Device - Google Patents

Abstract

The utility model discloses a remote power supply monitoring device, which comprises a network control unit, at least one power supply monitoring unit and at least one power detection unit; the network control unit comprises a microprocessor (CPU), a plurality of power supply monitoring units can be additionally connected in series through a series circuit of the power supply monitoring units, and data from the plurality of power supply monitoring units connected in series are received; the power supply monitoring unit can be connected with a plurality of power detection units in series and receives data from the network control unit and the power detection units at the same time; the power detection unit detects the current and voltage states, fuse trip, transmission connection and other states of the connected machine equipment, converts the detected state data into a numerical value which can be read through the power monitoring unit and transmits the numerical value back to the microprocessor of the network control unit. The utility model discloses pass through the internet by the computer, monitor the power user state that this remote power monitoring device connects establishes board equipment.

Description

Remote Power Monitoring Device

technical field

The utility model relates to a power monitoring device, in particular to a remote power monitoring device for remotely monitoring connected machine equipment and its power supply status through the Internet.

Background technique

The operation of various electrical appliances and computer equipment must rely on the normal supply of electricity. With the continuous advancement of science and technology, the more types of various electrical equipment and the more powerful the functions, the faster and faster the computing speed of the computer, the more convenient the use, and of course it consumes more power; therefore, if individuals, families, Enterprises and groups cannot properly monitor and distribute electricity when using electrical appliances and computer equipment. Damage to corporate image and so on.

In order to avoid the problem of power interruption caused by improper power monitoring and distribution, there are existing remote power monitoring devices, which use standard industrial control interfaces to obtain the current and voltage of connected machines and electrical equipment through analog/digital conversion, and pass RS422/ 485 way to transmit the data to the computer to achieve the purpose of remote power distribution management.

However, the aforementioned remote power monitoring device only has the function of converting current and voltage, but does not have the function of fuse tripping and power failure detection, so the grasp of the power usage status of remote machines and electrical equipment is limited. Therefore, the disadvantages of the existing remote power monitoring device are: (1) it is impossible to know that the transmission line of the circuit unit in the monitored electrical equipment is loose and the operation is abnormal; (2) it is impossible to detect the power overload and cause the fuse to trip (3) It is impossible to know the overall power usage status in the monitoring system; (4) The types of electrical appliances and machine equipment monitored are also quite limited, and the monitoring function and practicability are insufficient.

Utility model content

In view of this, the main purpose of the present utility model is to provide a remote power monitoring system that has the function of converting current and voltage, has the function of fuse tripping and power failure detection, and can effectively grasp the power usage status of remote machines and electrical equipment device.

In order to achieve the above purpose, a remote power monitoring device of the present invention is used to monitor and control the power usage status of the machine equipment connected to the remote power monitoring device through the Internet by a computer; it includes a network control unit , at least one power monitoring unit and at least one power detection unit, wherein:

The network control unit includes a microprocessor, and the microprocessor is connected to a network loop circuit, a program and data storage unit and a dynamic memory unit; the program and data storage unit and the dynamic memory unit provide software or parameters required for the operation of the microprocessor data;

The power monitoring unit receives data from the network control unit and the power detection unit to monitor the power status of each machine equipment; and connects to an external power supply to provide the power required by the remote power monitoring device;

The power detection unit includes a current detector, a voltage detector, a fuse trip detector and a transmission connection detector; the power detection unit is connected to the machine equipment and the power supply under test, and the power supply under test provides Power supply; the power detection unit detects the current and voltage status of the connected machine equipment, whether the fuse is tripped, and whether the transmission connection is normal, and converts the detected status data into interpretable values through the power monitoring unit and sends them back to the network control Unit's microprocessor.

It can be seen from the above scheme that the purpose and function of this utility model is to provide a remote power monitoring device, which uses the Internet webpage to select the function to be monitored. In addition to monitoring the voltage and current of the connected machine and electrical equipment, it also It can simultaneously monitor abnormal operating conditions such as power overload, fuse tripping, and transmission line loosening, so as to achieve a full range of monitoring functions; the power monitoring host of the utility model uses an embedded connection system to connect several slave machines without additional installation programs , can reduce the cost of the computer, improve the stability of the system, and the user can directly operate the monitoring device of the present invention through a web browser, simplifying the user's learning time curve; the utility model utilizes the integration of power monitoring and system functions , with the lowest setting cost, to achieve the effect of strengthening the control of remote power supply and electrical equipment, and achieve the purpose of effective monitoring and reducing management costs.

Description of drawings

Fig. 1 is the connection block diagram of the utility model embodiment;

Fig. 2 is the basic control connection block diagram of the utility model embodiment;

Fig. 3 is the assembly structure schematic diagram of the utility model embodiment;

Fig. 4 is a schematic diagram of the assembly structure of the second embodiment of the utility model.

Explanation of reference signs:

10 Computer 20 Internet

30 Remote power monitoring device 31 Network control unit

311 Microprocessor (CPU) 312 Network loop circuit

313 Program and data storage unit 314 Dynamic memory unit

32 Power monitoring unit (slave machine SLAVE) 321 Power supply circuit

322 Power status detection circuit 323 Data collection/alarm/transmission circuit

324 Display unit 325 Temperature/humidity detection circuit

326 Series circuit 33 Power detection unit

34 Monitoring host (MASTER) 40 External power supply

50 power supply under test 60 machine equipment

Detailed ways

Below will cooperate accompanying drawing to further illustrate the embodiment of the present utility model:

Please refer to Fig. 1, which is a connection block diagram of an embodiment of the present invention. The remote power monitoring device 30 of the present utility model is connected and controlled with several machine equipment 60, which can receive the control signal sent by the computer 10 to control the webpage via the Internet 20, and then execute the selected monitoring action to achieve detection Current, voltage and other power supply-related states, as well as the purpose of detecting the temperature and humidity of the environment. Wherein, the remote power monitoring device 30 is provided with the required power by the external power source 40 , and each machine equipment 60 is provided with the required power by the power source under test 50 . The machine equipment 60 can be any electrical equipment or instrument such as a computer.

Please refer to FIG. 2 and FIG. 3 , which are schematic diagrams of the basic control framework and schematic diagrams of the assembly structure of the embodiment of the present invention. The remote power monitoring device 30 of the present invention includes a network control unit 31 , a power monitoring unit 32 and a power detection unit 33 . Wherein, the aforementioned units are coupled, and the microprocessor (CPU) 311 of the network control unit 31 processes or executes the signals transmitted from the aforementioned units.

The network control unit 31 is used for processing signals transmitted from the Internet 20 and is connected to the power monitoring unit 32 . Remotely, the computer 10 can be used to select the item to be monitored in the single control webpage, and then connect through the HTTPS protocol with higher security, and further transmit the monitoring signal to the remote power monitoring device 30 of the present utility model , to perform the selected monitoring action.

The network control unit 31 includes a microprocessor (CPU) 311 connected to a network loop circuit 312 , a program and data storage unit 313 and a dynamic memory unit 314 . The program and data storage unit 313 and the dynamic memory unit 314 provide software or parameter data required for the operation of the microprocessor (CPU) 311 .

The power monitoring unit 32 receives data from the network control unit 31 and the power detection unit 33 to monitor the power status of each machine device 60 . The power monitoring unit 32 may include a power supply circuit 321 , a power state detection circuit 322 , a data collection/alarm/transmission circuit 323 , and a serial connection circuit 326 .

The power supply circuit 321 is connected to the external power supply 40 and transmits current to the network control unit 31 and the power state detection circuit 322;

The power supply circuit 321 can be further connected to the temperature/humidity detection circuit 325 to detect the remote power monitoring device 30, including the power monitoring unit 32 and the network control unit 31, or to detect the temperature and humidity state of the surrounding environment of the connected machine equipment 60 , send the detection result back to the microprocessor (CPU) 311, and send an alarm when the temperature is abnormal, so that the monitoring personnel can deal with it in time, and avoid damage to the machine equipment 60 and the remote power monitoring device 30 due to abnormal temperature The power monitoring unit 32 and the network control unit 31 .

The power state detection circuit 322 includes a current detection circuit, a voltage detection circuit, a fuse trip detection circuit and a transmission connection detection circuit; the power state detection circuit 322 transmits the power detection unit 33 to detect the power state data of each machine device 60 , to the microprocessor (CPU) 311 of the aforementioned network control unit 31 via the data collection/alarm/transmission circuit 323 .

The data collection/alarm/transmission loop 323 connects the aforementioned microprocessor (CPU) 311 of the network control unit 31 and the power state detection circuit 322 through a serial circuit 326 . The data collection/alarm/transmission circuit 323 is responsible for the power data collection, alarm and transmission of the machine equipment 60 . In addition, in order to make the monitoring personnel understand the control status of the power monitoring unit 32 and the network control unit 31 of the remote power monitoring device 30, the remote power monitoring device 30 can be further coupled to the display unit 324 by a data collection/alarm/transmission circuit 323, the The display unit 324 and the remote computer 10 synchronously display various collected information and the power status of each machine equipment 60 , and can send out an alarm sound through a buzzer or a horn when the power is abnormal. The display unit 324 can be a light emitting diode or a liquid crystal screen, but is not limited thereto.

The serial circuit 326 is connected to the network control unit 31 and the power monitoring unit 32 of the aforementioned remote power monitoring device 30; the serial circuit 326 is responsible for transmitting the power data of each power monitoring unit 32 to the microprocessor ( CPU) 311 or the microprocessor (CPU) 311 of the network control unit 31 will transmit the control data to the specified data collection/alarm/transmission circuit 323 .

The power detection unit 33 includes a current detector, a voltage detector, a fuse trip detector and a transmission connection detector; the power detection unit 33 is electrically connected to the machine equipment 60 and the power source 50 under test. The tested power source 50 provides the power detection unit 33 to distribute the power of the connected machine equipment 60 . The power detection unit 33 cooperates with the microprocessor (CPU) 311 of the network control unit 31 to monitor the current, voltage, fuse tripping of the machine equipment 60, and whether the transmission connection is normal, etc., and sends the detected status data through The values converted by the data collection/alarm/transmission circuit 323 and interpreted are sent back to the microprocessor (CPU) 311 of the network control unit 31 through the serial circuit 326 .

Referring to FIG. 4 , it is a schematic diagram of the assembly structure of Embodiment 2 of the present utility model. Please cooperate with FIG. 2, in this embodiment, the network control unit 31 and the power monitoring unit 32 form a monitoring master (MASTER) 34, and several independent power monitoring units 32 become several single slave machines (SLAVE) 32 , that is, the power monitoring unit 32 is a slave machine (SLAVE) 32, and the power monitoring unit (slave machine (SLAVE)) 32 is directly embedded in a monitoring host (MASTER) 34 in a series connection mode, and each power monitoring unit (slave machine ( The SLAVE)) 32 cooperates with the monitoring host 34 to perform the aforementioned power state monitoring work. At the same time, each single slave machine (SLAVE) 32 can be connected with a plurality of power detection units 33 in series.

According to the foregoing, the monitoring host 34 in the remote power monitoring device 30 communicates with the central control (browser) program of the computer 10 via the Internet 20; to monitor the host (Master) 34, connect several power monitoring units (slave ( SLAVE)) 32. The power monitoring unit (slave) 32 is connected in series, and several power monitoring units (slave) 32 can be directly embedded in series. In actual operation, at least 32 units can be connected in series. It can save the setting cost of the monitoring host computer (MASTER) 34 of the remote power monitoring device 30 and the overall equipment.

The utility model has been described in detail above, but the above description is only a preferred embodiment of the utility model, and cannot limit the scope of implementation of the utility model. That is, all equivalent changes and modifications made according to the claims of the utility model should still fall within the scope of the patent of the utility model.

Claims (11)

1, a kind of remote power supply supervising device, it is in order to pass through the Internet by computing machine, to monitor and control this remote power supply supervising device and connect the power supply user mode of establishing board equipment; It includes network control unit, at least one power supply supervision unit and at least one electric power detecting unit, it is characterized in that,

This network control unit comprises microprocessor, and microprocessor connects network loop circuit, program and data storage element and dynamic memory unit; This program and data storage element and dynamic memory unit provide microprocessor required software or supplemental characteristic of when running;

This power supply supervision unit is accepted the data from network control unit and electric power detecting unit, in order to monitor the respectively power state of this board equipment; And the connection external power source provides the remote power supply supervising device required power supply;

This electric power detecting unit includes the line detecting device of current detector, voltage-level detector, fuse escape detecting device and transmission; The electric power detecting unit connects board equipment and tested power supply, and tested power supply provides board equipment required power supply; The electric power detecting unit detects whether escape and whether transmit line normal of electric current that institute links board equipment, voltage status, fuse, and the status data of detecting is converted to the microprocessor that the numerical value that is able to interpretation is passed network control unit back via power supply supervision unit.

2, remote power supply supervising device as claimed in claim 1 is characterized in that, described power supply supervision unit comprises power supply circuit, power state testing circuit, data aggregation/alarm/transmission loop, sequential circuit;

This power supply circuit connects external power source, and transmits electric current to aforesaid network control unit and power state testing circuit; Power supply circuit, provide the power supply of remote power supply supervising device by external power source, and cooperate the microprocessor of network control unit to monitor the whether normal every electricity usage correlation behavior of electric current, voltage, fuse escape and line of this board equipment;

This power state testing circuit comprises the line testing circuit of current detection circuit, voltage detecting circuit, fuse escape testing circuit and transmission; The power state testing circuit transmits the respectively power state data of this board equipment of electric power detecting unit detecting, arrives the microprocessor of aforementioned network control module by sequential circuit via data aggregation/alarm/transmission loop;

This data aggregation/alarm/transmission loop links the microprocessor and the power state testing circuit of aforesaid network control unit by sequential circuit; The data aggregation and the transmission of board equipment is responsible in data aggregation/alarm/transmission loop;

This sequential circuit links aforesaid remote power supply supervising device main frame or appurtenant machine; Sequential circuit is responsible for electric power data with each appurtenant machine and is sent to the microprocessor of network control unit or will control data be sent in data designated collection/alarm/transmission loop by the microprocessor of network control unit.

3, remote power supply supervising device as claimed in claim 2, it is characterized in that, described power supply circuit, further connect the temperature/humidity testing circuit, also should detect the result passes microprocessor back in order to detect this remote power supply supervising device or to detect temperature, the moisture condition that connects board equipment ambient temperature, is able to normal operation so as to guaranteeing the remote power supply supervising device.

4, remote power supply supervising device as claimed in claim 1 is characterized in that, described remote power supply supervising device further is provided with display unit, and this display unit and remote computer show the information of every collection and the state of each board equipment synchronously.

5, remote power supply supervising device as claimed in claim 2 is characterized in that, described remote power supply supervising device couples display unit by data aggregation/alarm/transmission loop.

6, as claim 4 or 5 described remote power supply supervising devices, it is characterized in that described display unit is a light emitting diode.

7, as claim 4 or 5 described remote power supply supervising devices, it is characterized in that described display unit is a LCD screen.

8, remote power supply supervising device as claimed in claim 1 is characterized in that,

Described network control unit and power supply supervision unit are formed monitoring host computer;

This independent power supply supervision unit constitutes single appurtenant machine, this appurtenant machine with the direct embedding group of serial connection mode in aforesaid monitoring host computer;

Each appurtenant machine cooperates monitoring host computer to carry out power state monitoring work.

9, remote power supply supervising device as claimed in claim 8 is characterized in that, 32 appurtenant machines of described monitoring host computer serial connection.

10, remote power supply supervising device as claimed in claim 8 is characterized in that, described single appurtenant machine can be connected in series two or more electric power detecting units.

11, remote power supply supervising device as claimed in claim 1 is characterized in that, described board equipment is computing machine.

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