CN209979727U - Electric comprehensive monitoring module - Google Patents
Electric comprehensive monitoring module Download PDFInfo
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- CN209979727U CN209979727U CN201920713186.3U CN201920713186U CN209979727U CN 209979727 U CN209979727 U CN 209979727U CN 201920713186 U CN201920713186 U CN 201920713186U CN 209979727 U CN209979727 U CN 209979727U
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Abstract
The utility model discloses an electrical comprehensive monitoring module, which comprises a voltage measuring circuit, a current measuring circuit, an electric leakage measuring circuit, an electric energy chip, a temperature measuring circuit, a controller, a DTU communication module, a monitoring terminal and a cloud platform; the utility model discloses a temperature measuring circuit, including the controller, the input of electric energy chip is connected to voltage measuring circuit's output and current measuring circuit's output, the input of electric energy chip is connected to the output of electric energy chip and the input of controller, the output of electric leakage measuring circuit and temperature measuring circuit's output are connected with the AD acquisition end of controller, the built-in DTU communication module of controller, DTU communication module and cloud platform wireless connection, the cloud platform still with monitor terminal wireless connection. The utility model can effectively improve the working efficiency of the working personnel, and does not need to artificially monitor the power supply line in 24h in real time; and a built-in DTU communication module is adopted, so that the complexity of installation is reduced.
Description
Technical Field
The utility model relates to an electrical technology field especially relates to an electric comprehensive monitoring module.
Background
With the rapid development of the current society, people increasingly use electric products and various devices, and more pay more attention to whether electricity is safe. In recent years, the number of fires caused by nonstandard electricity utilization, line aging, overload electricity utilization and other reasons is high, the existing electrical fire monitoring system mostly adopts a mode of connecting a host computer by wires, a master-slave query mode is adopted, the real-time performance is not high, and special personnel are required to carry out uninterrupted monitoring on abnormal conditions which can happen at any time.
SUMMERY OF THE UTILITY MODEL
For solving prior art, the real-time that electric fire monitored control system exists is not high, increases the technical problem of dimension guarantor's work load, the technical scheme of the utility model as follows:
the utility model provides an electric comprehensive monitoring module, including voltage measuring circuit, current measuring circuit, electric leakage measuring circuit, electric energy chip, temperature measuring circuit, controller, DTU communication module, monitor terminal and cloud platform; the utility model discloses a temperature measuring circuit, including the controller, the input of electric energy chip is connected to voltage measuring circuit's output and current measuring circuit's output, the input of electric energy chip is connected to the output of electric energy chip and the input of controller, the output of electric leakage measuring circuit and temperature measuring circuit's output are connected with the AD acquisition end of controller, the built-in DTU communication module of controller, DTU communication module and cloud platform wireless connection, the cloud platform still with monitor terminal wireless connection.
In a preferred embodiment, the device comprises an audible and visual alarm module; the acousto-optic alarm module is connected with the output end of the controller, and when the voltage received by the controller exceeds or is lower than the voltage threshold range set by the controller, or the current received by the controller exceeds the current threshold set by the controller, or the temperature measured by the temperature measuring circuit exceeds the threshold set by the controller, or the leakage value measured by the leakage measuring circuit exceeds the threshold set by the controller, the controller controls the acousto-optic alarm module to perform acousto-optic alarm.
In a preferred embodiment, a trip module is included; the tripping module comprises a relay and an excitation shunt release; the control end of the relay is connected with the output end of the controller, the output end of the relay is connected in series to a power supply loop of the excitation shunt release, when the audible and visual alarm module gives an alarm, the controller sends a control signal to the relay, and the relay controls the excitation shunt release to disconnect a circuit.
In a preferred embodiment, a fire fighting linkage module is included; the output end of the fire-fighting linkage module is connected with the input end of the controller, and the input end of the fire-fighting linkage module is connected with the linkage output end of external fire-fighting equipment; when the linkage output end of the external fire fighting equipment outputs a 24V signal to the fire fighting linkage module, the fire fighting linkage module feeds back the information to the controller, and the controller controls the tripping module to act.
In a preferred embodiment, a display screen is included; the display screen is connected with the output end of the controller.
In a preferred embodiment, a power module is included; the power supply module supplies power to the voltage measuring circuit, the current measuring circuit, the electric leakage measuring circuit, the temperature measuring circuit and the controller respectively.
In a preferred embodiment, the monitoring terminal is a PC monitoring terminal or a user mobile phone APP.
The utility model provides an electric comprehensive monitoring module, compared with the prior art, its beneficial effect is:
the utility model provides an electric comprehensive monitoring module can effectively improve staff's work efficiency, need not 24h real-time artificial monitoring power supply line; and a built-in DTU communication module is adopted, so that the complexity of installation is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an electrical integrated monitoring module in the present invention;
FIG. 2 is a circuit diagram of the electric power chip of the present invention;
fig. 3 is a circuit diagram of the medium voltage measuring circuit of the present invention;
fig. 4 is a circuit diagram of the current measuring circuit of the present invention;
FIG. 5 is a circuit diagram of the middle leakage measuring circuit of the present invention;
fig. 6 is a circuit diagram of the middle temperature measuring circuit of the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings 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 efforts belong to the protection scope of the present invention.
As shown in fig. 1-6, the utility model discloses an electric comprehensive monitoring module, including voltage measuring circuit 1, current measuring circuit 2, electric leakage measuring circuit 3, electric energy chip 4, temperature measuring circuit 5, controller 6, DTU communication module, monitor terminal 7 and cloud platform 8; the output end of the voltage measuring circuit 1 and the output end of the current measuring circuit 2 are connected with the input end of the electric energy chip 4, the output end of the electric energy chip 4 is connected with the input end of the controller 6, the electric energy chip 4 can output information such as voltage, current and electric energy to the controller 6 through internal processing, and preferably, the model of the electric energy chip 4 is ADE 7758. The output of electric leakage measuring circuit 3 and the output of temperature measuring circuit 5 are connected with the AD acquisition end of controller 6, controller 6 embeds DTU communication module, DTU communication module and 8 wireless connection of cloud platform, cloud platform 8 still with monitor terminal 7 wireless connection. Preferably, the monitoring terminal 7 is a PC monitoring terminal 7 or a user mobile phone APP; the chip used by the controller 6 is STC12C5a60S 2. The circuit diagram of the power chip ADE7758 is shown in fig. 2. The voltage measuring circuit 1 is used for measuring three-phase voltage and monitoring whether the voltage in a loop is under-voltage or over-voltage, a circuit diagram of the voltage measuring circuit 1 is shown in figure 3, the voltage inputs a voltage signal to the electric energy chip ADE7758 in a voltage division mode, if the voltage is too high, an external voltage transformer is required to reduce the voltage signal and then measure the voltage signal, three voltage gears can be selected, AC100V, AC220V and AC380V are selected, and the instrument display numerical value can reflect an actual value in a mode of setting a transformation ratio; the current measuring circuit 2 is used for measuring three-phase current and monitoring whether line current is overloaded or not, a circuit diagram of the current measuring circuit 2 is shown in fig. 4, the current is mainly measured through a current transformer 5A/2.5mA, so that when the external current is too large, an external current transformer is required to convert a current signal into a 5A signal range, and a 2.5mA signal is required to convert the current signal into a voltage signal in a series resistance mode and then is connected to an ADE7758 current signal input end; the leakage measuring circuit 3 is used for monitoring residual current in an electric loop, a circuit diagram of the leakage measuring circuit 3 is shown in fig. 5, leakage needs to be achieved by externally connecting a 1A/0.5mA leakage current transformer, R16 is used for converting a current signal into a voltage signal, R15 and R40 are used for providing different input signals when the transformer is in an open circuit, a short circuit and an external transformer so as to judge whether a sensor is connected with a fault or not, because the design adopts a single power supply to supply power to the operational amplifier, leakage belongs to an alternating current signal, in order to measure a complete waveform, a measured reference voltage is raised in a resistance voltage division mode, the operational amplifier mainly amplifies signals, an LM258 chip is adopted, and the rear end of the operational amplifier inputs the signals to an AD acquisition end of the controller 6 through RC filtering; the temperature measuring circuit 5 monitors the real-time temperature on each line, the circuit diagram of the temperature measuring circuit 5 is shown in fig. 6, the temperature measuring circuit 5 is mainly realized by adopting a PT100 temperature sensor and an LM324 operational amplifier, the principle is the same as that of the electric leakage measuring circuit 3, only the temperature is a resistor, a direct current voltage signal is directly provided, no conversion is needed, and no reference voltage is needed to be raised. The utility model discloses a mode that initiatively reports need not the host computer inquiry to built-in DTU's mode directly sends data to cloud platform 8, and cloud platform 8 is data analysis, sends the result to user's cell-phone APP or PC monitor terminal, and the real-time is high, unnecessary 24h real-time artificial monitoring, improves work efficiency greatly, reduces the work load of dimension guarantor personnel. The built-in DTU communication module simplifies installation and reduces installation complexity. The electric energy meter has the function of electric energy metering, and the process of installing the electric energy meter is omitted. The cloud platform 8 automatically records the real-time data of each device and the time and position of the failure alarm times, and can remind the user in real time.
In order to alarm when the circuit working state is abnormal, the utility model is provided with an audible and visual alarm module 9; the acousto-optic alarm module 9 is connected with the output end of the controller 6, and when the voltage received by the controller 6 exceeds or is lower than the voltage threshold range set by the controller 6, or the current received by the controller 6 exceeds the current threshold set by the controller 6, or the temperature measured by the temperature measuring circuit 5 exceeds the threshold set by the controller 6, or the leakage value measured by the leakage measuring circuit 3 exceeds the threshold set by the controller 6, the controller 6 controls the acousto-optic alarm module 9 to alarm acousto-optic. Various alarming thresholds can be changed and set by users according to actual conditions.
In order to realize automatic power-off when abnormality occurs, a tripping module 10 is arranged; the tripping module 10 comprises a relay and an excitation shunt release; the control end of the relay is connected with the output end of the controller 6, the output end of the relay is connected in series to a power supply loop of the excitation shunt release, when the audible and visual alarm module 9 gives an alarm, the controller 6 sends a control signal to the relay, and the relay controls the excitation shunt release to break a circuit.
In order to combine with the fire-fighting information, a fire-fighting linkage module 11 is arranged; the output end of the fire-fighting linkage module 11 is connected with the input end of the controller 6, and the input end of the fire-fighting linkage module 11 is connected with the linkage output end of external fire-fighting equipment; when the linkage output end of the external fire fighting equipment outputs a 24V signal to the fire fighting linkage module 11, the fire fighting linkage module 11 feeds back the information to the controller 6, and the controller 6 controls the tripping module 10 to act.
In order to facilitate the observation of the conditions of current, voltage, electric energy and the like, the utility model is provided with a display screen; the display screen is connected with the output end of the controller 6. The display screen is preferably a liquid crystal display screen of LCD 12864.
The utility model provides a voltage measurement circuit 1, current measurement circuit 2, electric leakage measurement circuit 3, temperature measurement circuit 5 and controller 6's power supply is supplied with by power module.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The electric comprehensive monitoring module is characterized by comprising a voltage measuring circuit, a current measuring circuit, an electric leakage measuring circuit, an electric energy chip, a temperature measuring circuit, a controller, a DTU communication module, a monitoring terminal and a cloud platform; the utility model discloses a temperature measuring circuit, including the controller, the input of electric energy chip is connected to voltage measuring circuit's output and current measuring circuit's output, the input of electric energy chip is connected to the output of electric energy chip and the input of controller, the output of electric leakage measuring circuit and temperature measuring circuit's output are connected with the AD acquisition end of controller, the built-in DTU communication module of controller, DTU communication module and cloud platform wireless connection, the cloud platform still with monitor terminal wireless connection.
2. The electrical integrated monitoring module of claim 1, comprising an audible and visual alarm module; the acousto-optic alarm module is connected with the output end of the controller, and when the voltage received by the controller exceeds or is lower than the voltage threshold range set by the controller, or the current received by the controller exceeds the current threshold set by the controller, or the temperature measured by the temperature measuring circuit exceeds the threshold set by the controller, or the leakage value measured by the leakage measuring circuit exceeds the threshold set by the controller, the controller controls the acousto-optic alarm module to perform acousto-optic alarm.
3. The electrical integrity monitoring module of claim 2 including a trip module; the tripping module comprises a relay and an excitation shunt release; the control end of the relay is connected with the output end of the controller, the output end of the relay is connected in series to a power supply loop of the excitation shunt release, when the audible and visual alarm module gives an alarm, the controller sends a control signal to the relay, and the relay controls the excitation shunt release to disconnect a circuit.
4. The electrical integrated monitoring module of claim 3, comprising a fire-fighting linkage module; the output end of the fire-fighting linkage module is connected with the input end of the controller, and the input end of the fire-fighting linkage module is connected with the linkage output end of external fire-fighting equipment; when the linkage output end of the external fire fighting equipment outputs a 24V signal to the fire fighting linkage module, the fire fighting linkage module feeds back the information to the controller, and the controller controls the tripping module to act.
5. The electrical integrity monitoring module of claim 4 including a display screen; the display screen is connected with the output end of the controller.
6. The electrical integrity monitoring module of claim 5 including a power module; the power supply module supplies power to the voltage measuring circuit, the current measuring circuit, the electric leakage measuring circuit, the temperature measuring circuit and the controller respectively.
7. The electrical comprehensive monitoring module according to any one of claims 1 to 6, characterized in that the monitoring terminal is a PC monitoring terminal or a user mobile phone APP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920713186.3U CN209979727U (en) | 2019-05-17 | 2019-05-17 | Electric comprehensive monitoring module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920713186.3U CN209979727U (en) | 2019-05-17 | 2019-05-17 | Electric comprehensive monitoring module |
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| Publication Number | Publication Date |
|---|---|
| CN209979727U true CN209979727U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920713186.3U Expired - Fee Related CN209979727U (en) | 2019-05-17 | 2019-05-17 | Electric comprehensive monitoring module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664958A (en) * | 2020-05-29 | 2020-09-15 | 科大智能电气技术有限公司 | Wireless temperature measurement system and temperature measurement method thereof |
-
2019
- 2019-05-17 CN CN201920713186.3U patent/CN209979727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664958A (en) * | 2020-05-29 | 2020-09-15 | 科大智能电气技术有限公司 | Wireless temperature measurement system and temperature measurement method thereof |
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