CN218336074U - Electric power data network flow monitoring device - Google Patents
Electric power data network flow monitoring device Download PDFInfo
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- CN218336074U CN218336074U CN202222969328.7U CN202222969328U CN218336074U CN 218336074 U CN218336074 U CN 218336074U CN 202222969328 U CN202222969328 U CN 202222969328U CN 218336074 U CN218336074 U CN 218336074U
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Abstract
The embodiment of the application provides a power data network flow monitoring device, includes: a housing, the housing being internally provided with: the flow monitoring circuit board and the first heat dissipation assembly; a threshold comparator, a temperature start-stop control circuit, a second heat dissipation assembly and a single chip microcomputer IC1 are further arranged in the shell; the second heat dissipation assembly includes: a fan controller; the output end of the flow monitoring circuit board is connected with the input end of the singlechip IC1 through a threshold comparator, and the output end of the singlechip IC1 is connected with the rotating speed adjusting end of the fan controller; the temperature monitoring signal output end of the temperature start-stop control circuit is connected with the input end of the single chip microcomputer IC1, and the output end of the single chip microcomputer IC1 is connected with the start-stop end of the temperature start-stop control circuit; the on-off signal output end of the temperature start-stop control circuit is connected with the power supply end of the fan controller; the monitoring system has the beneficial effect of effectively avoiding abnormal shutdown caused by overhigh temperature, and is suitable for the field of network data monitoring.
Description
Technical Field
The application relates to the field of network data monitoring, in particular to a power data network flow monitoring device.
Background
The network flow monitoring is an important research content in the field of network and safety management, and especially for a power system, the network flow interaction of the dispatching automation service has the characteristics of large flow, high speed, strong volatility and the like, so that the acquisition and prediction of the network flow have very important significance for large-scale network management, planning and design of a machine room.
The existing network flow controller collects the flow in the network, preprocesses the specific flow in the collected flow, and finally outputs the preprocessing result to the server through the optical fiber, so that the server further analyzes and processes the preprocessing result.
The prior art has the following defects: because the network flow controller is in a long-time running state, the internal heating is high, and the conventional network flow controller is usually stopped abnormally due to overhigh temperature when working.
Disclosure of Invention
In order to solve one of the technical defects, the embodiment of the present application provides an electric power data network flow monitoring device that effectively avoids abnormal shutdown caused by too high temperature.
According to the embodiment of the application, a device for monitoring the flow of a power data network is provided, which comprises: a housing, inside of which is provided with: the heat dissipation device comprises a flow monitoring circuit board and a first heat dissipation assembly arranged on one side of the flow monitoring circuit board; a threshold comparator, a temperature start-stop control circuit, a second heat dissipation assembly and a single chip microcomputer IC1 are further arranged in the shell; the second heat dissipation assembly includes: a fan controller;
the output end of the flow monitoring circuit board is connected with the input end of the single chip microcomputer IC1 through a threshold comparator, and the output end of the single chip microcomputer IC1 is connected with the rotating speed adjusting end of the fan controller;
the temperature monitoring signal output end of the temperature start-stop control circuit is connected with the input end of the single chip microcomputer IC1, and the output end of the single chip microcomputer IC1 is connected with the start-stop end of the temperature start-stop control circuit;
and the on-off signal output end of the temperature start-stop control circuit is connected with the power supply end of the fan controller.
Preferably, the threshold comparator comprises: a low threshold comparator U1 and a high threshold comparator U2;
the output end of the flow monitoring circuit board is respectively connected with the first input end of the low threshold comparator U1 and the first input end of the high threshold comparator U2;
a second input end of the low threshold comparator U1 is connected with a low threshold setting end, and an output end of the low threshold comparator U1 is connected with a low rotating speed input end of the singlechip IC1;
and a second input end of the high threshold comparator U2 is connected with a high threshold setting end, and an output end of the high threshold comparator U2 is connected with a high rotating speed input end of the singlechip IC 1.
Preferably, the temperature start-stop control circuit includes: the temperature sensor, the photoelectric isolation circuit and the start-stop signal output circuit; the temperature sensor is connected with the input end of the singlechip IC1 through a photoelectric isolation circuit; the output end of the singlechip IC1 is connected with the power end of the fan controller through the start-stop signal output circuit.
Preferably, the start-stop signal output circuit includes: the power supply comprises a triode Q11 and a field effect transistor Q12, wherein the base of the triode Q11 is connected with one end of a resistor R11 in parallel, one end of the resistor R12 is connected with one end of a resistor R13 in parallel, and one end of the resistor R11 is connected with the source of the field effect transistor Q12 in parallel and the cathode of a diode D22 in parallel and then is connected with a power supply end VIN; the other end of the resistor R12 is connected with the output end of the singlechip IC1; the other end of the resistor R13 is connected with an emitting electrode of the triode Q11 and one end of the capacitor C11 in parallel and then is grounded; the collector of the triode Q11 is connected with the grid of the field-effect tube Q12 after being connected with the resistor R14 in series, the drain of the field-effect tube Q12 is connected with the other end of the capacitor C11 in parallel and the anode of the diode D22 and then connected with the output end VCC1 of the start-stop signal output circuit, and the output end VCC1 of the start-stop signal output circuit is connected with the power supply end of the fan controller.
Preferably, the fan controller comprises a fan driver IC2; the input end P1.0 and the input end P1.1 of the singlechip IC1 are respectively and correspondingly connected with the output end of the low threshold comparator U1 and the output end of the high threshold comparator U2; the output end P2.2 of the singlechip IC1 is connected with an enable end ENA of the fan driver IC2, and the output end P2.3 and the output end P2.4 of the singlechip IC1 are respectively and correspondingly connected with a motor drive end LIN1 and a motor drive end LIN2 of the fan driver IC2; and the output end OUT1 and the output end OUT2 of the fan driver IC2 are respectively and correspondingly connected with the input end A + and the input end A-of the motor M1.
Preferably, the present application further comprises: the power input connector J1 is provided with an anti-interference circuit between the power input connector J1 and a power supply end VIN.
Preferably, the immunity circuit includes: a capacitor C21, an inductor L22, and a diode D21; one end of the capacitor C21 is connected with one end of the inductor L21 in parallel and then connected with one end of the power input connector J1, the other end of the capacitor C21 is connected with one end of the inductor L22 in parallel and then connected with the other end of the power input connector J1, the other end of the inductor L21 is connected with the cathode of the diode D21 in parallel and then connected with the power supply end VIN, and the other end of the inductor L22 is connected with the anode of the diode D22.
Adopt the electric power data network flow monitoring device that provides in this application embodiment, include: a housing, the housing being internally provided with: the heat dissipation device comprises a flow monitoring circuit board and a first heat dissipation assembly arranged on one side of the flow monitoring circuit board, wherein the first heat dissipation assembly is used for dissipating heat of the flow monitoring circuit board; compare with traditional monitoring devices, this application still includes: the temperature control circuit comprises a threshold comparator, a temperature start-stop control circuit, a second heat dissipation assembly and a single chip microcomputer IC1; when the temperature monitoring device is used, the temperature start-stop control circuit monitors the temperature in the shell of the monitoring device, when the temperature value is larger than a preset value, the power supply input end of the fan controller is conducted, the fan controller starts to work, and abnormal shutdown caused by overhigh temperature is effectively avoided; meanwhile, the single chip microcomputer IC1 can also control the rotating speed of the fan according to the output signal of the threshold comparator, so that the energy consumption is reduced to a certain extent on the basis of effectively controlling the temperature in the shell, and the practicability is high.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of a device for monitoring a flow rate of an electrical data network according to an embodiment of the present disclosure;
fig. 2 is a schematic circuit diagram of a temperature start-stop control circuit in an embodiment of the present application;
FIG. 3 is a schematic diagram of a circuit structure of a threshold comparator in the embodiment of the present application;
fig. 4 is a schematic connection diagram of the single chip microcomputer IC1 provided in the embodiment of the present application;
FIG. 5 is a circuit schematic of a tamper resistant circuit provided by an embodiment of the present application;
in the figure:
10 is a flow monitoring circuit board, 20 is a threshold comparator, 30 is a temperature start-stop control circuit, 40 is a second heat dissipation assembly, 50 is a fan controller, and 60 is an anti-interference circuit.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the process of implementing the application, the inventor finds that, in a machine room management center of a power grid dispatching system, aiming at the characteristics of large flow, high speed, strong volatility and the like of network flow interaction of dispatching automation services, the network flow needs to be monitored in real time so as to evaluate the health condition of a network environment and early warn and prevent abnormal and aggressive behaviors.
However, in the process of monitoring and counting the flow in real time, the existing network flow monitoring device generates a large amount of heat due to long-time work, and the heat generated by the flow monitoring device is reduced by installing a heat dissipation assembly in the shell of the network flow monitoring device for heat dissipation treatment at present; however, in the long-term use process, the heat dissipation performance of the heat dissipation fan may be reduced in different degrees, which results in the deterioration of the heat dissipation effect, and in the severe case, the abnormal shutdown caused by the over-high temperature may occur, thereby affecting the use of the network traffic monitoring device.
In view of the above problems, an embodiment of the present application provides an electric power data network flow monitoring device, which can effectively avoid abnormal shutdown caused by too high temperature.
Example one
As shown in fig. 1, an apparatus for monitoring electric power data network traffic includes: a housing, the housing being internally provided with: the flow monitoring circuit board 10 and a first heat dissipation component arranged on one side of the flow monitoring circuit board 10; a threshold comparator 20, a temperature start-stop control circuit 30, a second heat dissipation assembly 40 and a single chip microcomputer IC1 are further arranged in the shell; the second heat dissipation assembly 40 includes: a fan controller 50;
the output end of the flow monitoring circuit board 10 is connected with the input end of the singlechip IC1 through the threshold comparator 20, and the output end of the singlechip IC1 is connected with the rotating speed adjusting end of the fan controller 50;
the temperature monitoring signal output end of the temperature start-stop control circuit 30 is connected with the input end of the single chip microcomputer IC1, and the output end of the single chip microcomputer IC1 is connected with the start-stop end of the temperature start-stop control circuit 30;
the on-off signal output end of the temperature start-stop control circuit 30 is connected with the power supply end of the fan controller 50.
In this embodiment, the traffic monitoring circuit board may be a conventional network traffic monitoring device, and the network traffic is obtained according to the obtained network data, and the data output by the output end of the traffic monitoring circuit board may include: a network traffic value.
When the temperature start-stop control circuit is used, the temperature inside the shell of the monitoring device is monitored by the temperature start-stop control circuit, when the temperature value is larger than a preset value, the power supply input end of the fan controller is conducted, the fan controller starts to work, and abnormal shutdown caused by overhigh temperature is effectively avoided; meanwhile, the single chip microcomputer IC1 can also control the rotating speed of the fan according to the output signal of the threshold comparator, on the basis of effectively controlling the temperature inside the shell, the energy consumption is reduced to a certain extent, and the practicability is high.
As shown in fig. 2, the temperature start-stop control circuit 30 includes: a temperature sensor 301, a photoelectric isolation circuit 302 and a start-stop signal output circuit 303; the temperature sensor 301 is connected with the input end of the singlechip IC1 through a photoelectric isolation circuit 302; the output end of the single chip microcomputer IC1 is connected with the power supply end of the fan controller 50 through the start-stop signal output circuit 303.
In this embodiment, temperature sensor 301 passes through photoelectric isolation circuit 302 and links to each other with singlechip IC 1's input P1.3, send temperature sensor 301's temperature monitoring signal to singlechip IC1 in, make singlechip IC1 can compare the temperature value with the default, when the temperature value is higher than the default, start second radiator unit 40's fan controller 50 work, make fan controller 50's power end switch on, fan controller 50 begins to work, cool down to the inside of the casing.
Specifically, the start-stop signal output circuit 303 includes: the power supply comprises a triode Q11 and a field effect transistor Q12, wherein the base of the triode Q11 is connected with one end of a resistor R11 in parallel, one end of the resistor R12 is connected with one end of a resistor R13 in parallel, and one end of the resistor R11 is connected with the source of the field effect transistor Q12 in parallel and the cathode of a diode D22 in parallel and then is connected with a power supply end VIN; the other end of the resistor R12 is connected with the output end of the singlechip IC1; the other end of the resistor R13 is connected with an emitting electrode of the triode Q11 and one end of the capacitor C11 in parallel and then is grounded; the collector of the triode Q11 is connected with the gate of the field effect transistor Q12 after being connected with the resistor R14 in series, the drain of the field effect transistor Q12 is connected with the other end of the capacitor C11 in parallel and the anode of the diode D22 and then connected with the output terminal VCC1 of the start-stop signal output circuit 303, and the output terminal VCC1 of the start-stop signal output circuit 303 is connected with the power supply terminal of the fan controller 50.
As shown in fig. 3, the threshold comparator 20 includes: a low threshold comparator U1 and a high threshold comparator U2;
the output end of the flow monitoring circuit board 10 is connected with the first input end of the low threshold comparator U1 and the first input end of the high threshold comparator U2 respectively;
a second input end of the low threshold comparator U1 is connected with a low threshold setting end, and an output end of the low threshold comparator U1 is connected with a low rotating speed input end of the singlechip IC1;
and a second input end of the high threshold comparator U2 is connected with a high threshold setting end, and an output end of the high threshold comparator U2 is connected with a high rotating speed input end of the singlechip IC 1.
In this embodiment, the low threshold comparator U1 and the high threshold comparator U2 are both integrated value comparators 74LS85.
Generally, when the network traffic is large, the calculation amount of the traffic monitoring circuit board increases accordingly, which occupies more calculation resources, and when the traffic monitoring circuit board is in the highest power operation state for a long time, the heating phenomenon may be serious.
In this embodiment, the low threshold comparator U1 is configured to compare the network flow value output by the flow monitoring circuit board with a preset low threshold, and output a low-speed trigger signal when the network flow value output by the flow monitoring circuit board is smaller than the low threshold; the high threshold comparator U2 is used for comparing the network flow value output by the flow monitoring circuit board with a preset high threshold, and outputting a high-rotating-speed trigger signal when the network flow value output by the flow monitoring circuit board is greater than the high threshold.
Further, the fan controller 50 includes a fan driver IC2;
the input end P1.0 and the input end P1.1 of the singlechip IC1 are respectively and correspondingly connected with the output end of the low threshold comparator U1 and the output end of the high threshold comparator U2;
the output end P2.2 of the singlechip IC1 is connected with an enable end ENA of the fan driver IC2, and the output end P2.3 and the output end P2.4 of the singlechip IC1 are respectively and correspondingly connected with a motor drive end LIN1 and a motor drive end LIN2 of the fan driver IC2;
and the output end OUT1 and the output end OUT2 of the fan driver IC2 are respectively and correspondingly connected with the input end A + and the input end A-of the motor M1.
In this embodiment, the model of the single chip microcomputer IC1 may be SCT89C51, and the model of the fan driver IC2 may be: L298N.
In this embodiment, the network flow value output by the flow monitoring circuit board is analyzed by the threshold comparator, so that when the network flow value is greater than the high threshold, the high-rotation-speed trigger signal is output, and when the network flow value is less than the low threshold, the low-rotation-speed trigger signal is output, and on the basis of effectively controlling the internal temperature of the casing, the energy consumption is reduced to a certain extent.
Example two
As shown in fig. 4, on the basis of the first embodiment, an electric power data network flow monitoring apparatus further includes: and an anti-interference circuit 60 is arranged between the power input joint J1 and a power supply end VIN.
Specifically, the immunity circuit 60 includes: a capacitor C21, an inductor L22 and a diode D21;
one end of the capacitor C21 is connected with one end of the inductor L21 in parallel and then connected with one end of the power input connector J1, the other end of the capacitor C21 is connected with one end of the inductor L22 in parallel and then connected with the other end of the power input connector J1, the other end of the inductor L21 is connected with the cathode of the diode D21 in parallel and then connected with the power supply end VIN, and the other end of the inductor L22 is connected with the anode of the diode D22.
In this embodiment, a power supply end VIN is provided with a power supply through connection of the power input connector J1 and an external power supply, and an anti-interference circuit is arranged between the power input connector J1 and the power supply end VIN, so that the operation stability of the fan controller can be effectively improved.
Specifically, the capacitor C21 is arranged on two output lines of the power input joint J1, and can suppress noise interference generated by an external input power supply; the inductor L21 and the inductor L22 can form a differential mode inductor, and electromagnetic interference is effectively suppressed.
To sum up, the power data network flow monitoring device that this embodiment provided is applicable to in the great application scenes of data volume such as electric power system, can effectively avoid because of the abnormal shutdown that the high temperature leads to, and the practicality is strong.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; may be mechanically, electrically or otherwise in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (7)
1. An electrical data network traffic monitoring device comprising: a housing, the housing being internally provided with: the flow monitoring circuit board comprises a flow monitoring circuit board (10) and a first heat dissipation assembly arranged on one side of the flow monitoring circuit board (10); the method is characterized in that: the shell is also internally provided with a threshold comparator (20), a temperature start-stop control circuit (30), a second heat dissipation assembly (40) and a singlechip IC1; the second heat dissipation assembly (40) includes: a fan controller (50);
the output end of the flow monitoring circuit board (10) is connected with the input end of the singlechip IC1 through a threshold comparator (20), and the output end of the singlechip IC1 is connected with the rotating speed adjusting end of the fan controller (50);
the temperature monitoring signal output end of the temperature start-stop control circuit (30) is connected with the input end of the single chip microcomputer IC1, and the output end of the single chip microcomputer IC1 is connected with the start-stop end of the temperature start-stop control circuit (30);
and the on-off signal output end of the temperature start-stop control circuit (30) is connected with the power supply end of the fan controller (50).
2. The device for monitoring the flow of the power data network according to claim 1, wherein: the temperature start-stop control circuit (30) comprises: the temperature sensor (301), the photoelectric isolation circuit (302) and the start-stop signal output circuit (303); the temperature sensor (301) is connected with the input end of the singlechip IC1 through a photoelectric isolation circuit (302); the output end of the singlechip IC1 is connected with the power supply end of the fan controller (50) through the start-stop signal output circuit (303).
3. A device for monitoring the flow of an electrical data network according to claim 2, wherein: the start-stop signal output circuit (303) includes: the triode Q11 and the field effect transistor Q12, the base of the triode Q11 is connected with one end of the resistor R11 in parallel, one end of the resistor R12 is connected with one end of the resistor R13, and one end of the resistor R11 is connected with the source of the field effect transistor Q12 in parallel and the cathode of the diode D22 and then is connected with the power supply end VIN;
the other end of the resistor R12 is connected with the output end of the singlechip IC1;
the other end of the resistor R13 is connected with an emitting electrode of the triode Q11 and one end of the capacitor C11 in parallel and then is grounded;
the collector of the triode Q11 is connected with the grid of the field-effect tube Q12 after being connected with the resistor R14 in series, the drain of the field-effect tube Q12 is connected with the other end of the capacitor C11 in parallel and the anode of the diode D22 and then connected with the output end VCC1 of the start-stop signal output circuit (303), and the output end VCC1 of the start-stop signal output circuit (303) is connected with the power supply end of the fan controller (50).
4. The device for monitoring the flow of the power data network according to claim 1, wherein: the threshold comparator (20) comprises: a low threshold comparator U1 and a high threshold comparator U2;
the output end of the flow monitoring circuit board (10) is respectively connected with the first input end of the low threshold comparator U1 and the first input end of the high threshold comparator U2;
a second input end of the low threshold comparator U1 is connected with a low threshold setting end, and an output end of the low threshold comparator U1 is connected with a low rotating speed input end of the singlechip IC1;
and a second input end of the high threshold comparator U2 is connected with a high threshold setting end, and an output end of the high threshold comparator U2 is connected with a high rotating speed input end of the singlechip IC 1.
5. An electrical data network traffic monitoring device according to claim 2, characterized in that: the fan controller (50) includes a fan driver IC2;
the input end P1.0 and the input end P1.1 of the singlechip IC1 are respectively and correspondingly connected with the output end of the low threshold comparator U1 and the output end of the high threshold comparator U2;
the output end P2.2 of the singlechip IC1 is connected with an enable end ENA of the fan driver IC2, and the output end P2.3 and the output end P2.4 of the singlechip IC1 are respectively and correspondingly connected with a motor drive end LIN1 and a motor drive end LIN2 of the fan driver IC2;
and the output end OUT1 and the output end OUT2 of the fan driver IC2 are respectively and correspondingly connected with the input end A + and the input end A-of the motor M1.
6. An electrical data network flow monitoring device according to claim 4, wherein: further comprising: the power input connector J1 is provided with an anti-interference circuit (60) between the power input connector J1 and a power supply end VIN.
7. An electrical data network traffic monitoring device according to claim 6, characterized in that: the immunity circuit (60) comprises: a capacitor C21, an inductor L22 and a diode D21;
one end of the capacitor C21 is connected with one end of the inductor L21 in parallel and then connected with one end of the power input connector J1, the other end of the capacitor C21 is connected with one end of the inductor L22 in parallel and then connected with the other end of the power input connector J1, the other end of the inductor L21 is connected with the cathode of the diode D21 in parallel and then connected with the power supply end VIN, and the other end of the inductor L22 is connected with the anode of the diode D22.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222969328.7U CN218336074U (en) | 2022-11-08 | 2022-11-08 | Electric power data network flow monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222969328.7U CN218336074U (en) | 2022-11-08 | 2022-11-08 | Electric power data network flow monitoring device |
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| CN218336074U true CN218336074U (en) | 2023-01-17 |
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| CN202222969328.7U Active CN218336074U (en) | 2022-11-08 | 2022-11-08 | Electric power data network flow monitoring device |
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