CN212514776U - Smart electric meter with malignant load recognition and control functions - Google Patents
Smart electric meter with malignant load recognition and control functions Download PDFInfo
- Publication number
- CN212514776U CN212514776U CN202021147103.8U CN202021147103U CN212514776U CN 212514776 U CN212514776 U CN 212514776U CN 202021147103 U CN202021147103 U CN 202021147103U CN 212514776 U CN212514776 U CN 212514776U
- Authority
- CN
- China
- Prior art keywords
- module
- malignant load
- mcu
- malignant
- main website
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses an intelligent ammeter with malignant load discernment and control function, including the MCU module and respectively with the MCU module passes through power module, sampling detection module, display module, control module and the main website system that the electricity is connected, the main website system includes communication module, concentrator and GPRS module, the MCU module judges the feedback signal of input and output control signal controls the power consumption, reports information extremely simultaneously the main website system is indicateed the staff, the utility model discloses a setting of main website system is with the information of malignant load in time feedback to the management end, and the managers of being convenient for in time react, simplifies managers's work flow.
Description
Technical Field
The utility model relates to a smart electric meter technical field especially relates to a smart electric meter with malignant load discernment and control function.
Background
The electricity utilization management of campus apartments or dormitories is a very important link in a logistics management system, and safe electricity utilization is closely related to lives and learning of students, along with the rapid development of economy of China, the existing campus lodging environment is also advanced with time, and high-power electric appliances such as air conditioners and televisions gradually enter the campus, so that the problem of safe electricity utilization of the campus apartments and dormitories is more and more emphasized.
Most students are not aware of the safety power utilization, and the population density of the campus apartment and dormitory is large, and students can start power utilization equipment at the same time and even use prohibited electric appliances during the dormitory, so that the power utilization line is overloaded easily to cause tripping power failure of the whole building and even fire, and thus, an intelligent electric meter for identifying the malignant load, such as a utility model patent with the patent number of CN206057403U and named as an intelligent electric energy meter capable of identifying the malignant load, is provided in the market, which can identify the malignant load exceeding a predetermined value and control the circuit to be disconnected, but has limitations in view of the particularity of the campus apartment and dormitory, because the power management of the dormitory is taken charge of the dormitory manager or related staff, and when the circuit of the malignant load is identified to be disconnected, the dormitory manager cannot obtain information in time, thereby can't in time make the reflection, consequently increased the work load of host pipe staff undoubtedly and make whole work flow become complicated loaded down with trivial details, the utility model discloses it has solved this problem to aim at providing a smart electric meter with malignant load discernment and control function.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a smart electric meter with malignant load discernment and control function.
The utility model provides a technical scheme that its technical problem adopted is:
an intelligent electric meter with malignant load identification and control functions comprises an MCU module, a power supply module, a sampling detection module, a display module, a control module and a master station system, wherein the power supply module, the sampling detection module, the display module, the control module and the master station system are respectively and electrically connected with the MCU module, the master station system comprises a communication module, a concentrator and a GPRS module, a limit value of load current is set in the master station system, the master station system issues the limit value to the MCU module, when the sampling detection module detects that the load current in a circuit is greater than the limit value, a feedback signal is sent to the MCU module, the MCU module judges whether the load is a malignant load, if the judgment is yes, alarm information is output, the circuit is disconnected through the control module, information is reported to the master station system, a host management worker is prompted through the master station system, so that the host management worker can quickly respond, and if the line is checked to have no problem, sending an instruction through the main station system, and recovering the power utilization.
Further, the MCU module includes an MCU chip for processing the detection signal.
Furthermore, the sampling detection module comprises a manganin shunt and a metering chip, current is sampled by the manganin shunt, the signal is reduced to a millivolt level, and a high-precision sampling resistor is matched, so that the current is more accurately measured and then input into a sampling channel of the metering chip.
Furthermore, the display module comprises an LED luminous tube used for sending alarm indication and a liquid crystal display screen used for displaying malignant load event error codes, when a malignant load occurs, the LED luminous tube is lightened to visually display, in addition, corresponding error code digital indication can be displayed on the liquid crystal display screen, and the judgment of the malignant load is more accurate through double display prompt.
Further, the control module includes a relay for controlling the circuit to be opened or closed.
Further, the relay is a magnetic latching relay.
Further, the master station system is a cloud server intelligent power utilization management system.
Compared with the prior art, the utility model provides a pair of smart electric meter with malignant load discernment and control function has following beneficial effect:
1. through the setting of the master station system, the information of the malignant load is fed back to the management end in time, so that the management personnel can respond in time, and the working process of the management personnel is simplified;
2. the judgment of the malignant load in the circuit is more accurate through double prompts of the LED luminotrons and the liquid crystal display screen.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic diagram of an overall module of the present invention;
fig. 2 is an overall structure front view of the present invention;
fig. 3 is a side view of the overall structure of the present invention;
wherein:
the system comprises a 1-MCU module, a 2-power supply module, a 3-sampling detection module, a 4-display module, a 5-control module, a 6-master station system, a 11-MCU chip, a 31-manganin shunt, a 32-metering chip, a 41-LED light-emitting tube, a 42-liquid crystal display screen, a 51-relay, a 61-communication module, a 62-concentrator and a 63-GPRS module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 is understood that the technical solutions of the embodiments of the present invention can be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are combined and contradictory or can not be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Referring to fig. 1, 2 and 3, the utility model provides an intelligent electric meter with malignant load identification and control function, which comprises an MCU module 1, a power supply module 2, a sampling detection module 3, a display module 4, a control module 5 and a master station system 6 which are respectively electrically connected with the MCU module 1, wherein the master station system 6 comprises a communication module 61, a concentrator 62 and a GPRS module 63, a limit value of load current is set in the master station system 6, the master station system 6 issues the limit value to the MCU module 1, when the sampling detection module 3 detects that the load current in the circuit is greater than the limit value, a feedback signal is sent to the MCU module 1, the MCU module 1 makes a judgment whether the load is malignant load, if the judgment is yes, alarm information is output and the circuit is disconnected through the control module 5, and information is reported to the master station system 6, a host operator is prompted through the master station system 6, so that the host management staff can quickly make a response, and if the checking line is verified to have no problem, the host management staff sends an instruction through the main station system 6 to recover the power utilization.
As a specific embodiment, the MCU module 1 includes an MCU chip 11 for processing the detection signal.
Further, the sampling detection module 3 comprises a manganin shunt 31 and a metering chip 32, the current is sampled by the manganin shunt 31, the signal is reduced to a millivolt level, and a high-precision sampling resistor is matched, so that the current is measured more accurately and then is input into a sampling channel of the metering chip 32.
Preferably, the display module 4 comprises an LED 41 for giving an alarm indication and a liquid crystal display 42 for displaying a malignant load event error code, when a malignant load occurs, the LED 41 is lit to visually display the malignant load event error code, and in addition, a corresponding error code digital indication is displayed on the liquid crystal display 42, so that the malignant load determination is more accurate through double display prompting.
Further, the control module 5 includes a relay 51 for controlling the circuit to be opened or closed.
Further, the relay 51 is a magnetic latching relay.
Preferably, the master station system 6 is a cloud server intelligent power management system.
The utility model discloses a concrete theory of operation does: the power supply module 2 is used for supplying power, a limit value of load current is set in the master station system 6 in advance, the master station system 6 issues the limit value to the MCU module 1, when the sampling detection module 3 detects that the load current in the circuit is greater than the limit value, a feedback signal is sent to the MCU module 1, the MCU module 1 judges whether the load is a malignant load or not, if the judgment is yes, the MCU module 1 outputs an alarm signal, the signal reaches a control coil of the relay 51, the relay 51 disconnects the circuit, the MCU module 1 reports the information to the master station system 6 at the same time, the master station system 6 prompts a host staff at a management end, so that the host staff can quickly make a response, and after the circuit is checked and verified to have no problem, the master station system 6 sends an instruction and the power utilization is recovered.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (7)
1. The utility model provides an intelligent ammeter with malignant load discernment and control function, its characterized in that, including the MCU module and respectively with power module, sampling detection module, display module, control module and the main website system that the MCU module passes through the electricity to be connected, the main website system includes communication module, concentrator and GPRS module, the MCU module judges the feedback signal of input and output control signal controls the power consumption, reports information extremely simultaneously the main website system is indicateed the staff.
2. The smart meter with malignant load identification and control functions as claimed in claim 1, wherein the MCU module comprises an MCU chip for processing detection signals.
3. The smart meter with malignant load identification and control functions of claim 2, wherein the sampling detection module comprises a manganin shunt and a metering chip.
4. The smart meter with malignant load identification and control functions as claimed in claim 3, wherein the display module comprises an LED light emitting tube for emitting alarm indication and a liquid crystal display screen for displaying malignant load event error code.
5. The smart meter with malicious load identification and control functions according to claim 4, wherein the control module comprises a relay for controlling a circuit to be opened or closed.
6. The smart meter of claim 5, wherein the relay is a magnetic latching relay.
7. The smart meter with malignant load identification and control functions of claim 6, wherein the master station system is a cloud server smart electricity management system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021147103.8U CN212514776U (en) | 2020-06-19 | 2020-06-19 | Smart electric meter with malignant load recognition and control functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021147103.8U CN212514776U (en) | 2020-06-19 | 2020-06-19 | Smart electric meter with malignant load recognition and control functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212514776U true CN212514776U (en) | 2021-02-09 |
Family
ID=74389304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021147103.8U Active CN212514776U (en) | 2020-06-19 | 2020-06-19 | Smart electric meter with malignant load recognition and control functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212514776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063984A (en) * | 2021-03-16 | 2021-07-02 | 合肥艾通自动化工程有限公司 | Load identification device, identification method and system |
-
2020
- 2020-06-19 CN CN202021147103.8U patent/CN212514776U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063984A (en) * | 2021-03-16 | 2021-07-02 | 合肥艾通自动化工程有限公司 | Load identification device, identification method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103389397B (en) | Anti-cheating system for photovoltaic power generation | |
| CN103545786A (en) | Leakage current protecting device | |
| CN103632521A (en) | Electricity consumption information collection and fault detection system and local channel detection method thereof | |
| CN104240493A (en) | Detection equipment and detection method for single-phase carrier module of intelligent meter | |
| CN103700235A (en) | Electricity consumption information gathering fault detection system and remote channel detection method therefor | |
| CN212514776U (en) | Smart electric meter with malignant load recognition and control functions | |
| CN107422218A (en) | Bad load recognizer and recognition methods | |
| CN204989367U (en) | Low pressure user transmission line detecting system that visits one house after another | |
| CN102508469B (en) | Intelligent management system for safety tools and appliances | |
| CN104597301B (en) | Special transformer acquisition terminal | |
| CN204389672U (en) | Intelligent electric meter serial ports DL/T645 communication protocol on-line quick detection device | |
| CN210243756U (en) | Rapid verification device for relay protection tripping outlet matrix | |
| CN209296866U (en) | Electric instrument with fault electric arc detecting function | |
| CN203588444U (en) | Fault detection system for electricity consumption information collection | |
| CN109061422A (en) | Electric instrument with fault electric arc detecting function | |
| CN212933734U (en) | Intelligent electrical safety detection alarm device and system for low-voltage power distribution system | |
| CN204667545U (en) | Intelligent Card for Gas Meter mainboard automated detection system | |
| CN204631119U (en) | Multi-way intelligence gas meter, flow meter quiescent current automatic detection device | |
| CN109143114A (en) | A kind of direct current mutually alters fault detection means and method | |
| CN208432718U (en) | A kind of fault detector detection device | |
| CN209198916U (en) | A kind of hydraulic engineering electric automatization device | |
| CN208506151U (en) | A kind of life detecting device of protective relaying device | |
| CN205946283U (en) | Building lighting control system | |
| CN202230384U (en) | Safety tool intelligent management system | |
| CN207601174U (en) | A kind of taiwan area acquisition terminal and unit-area management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |