CN216118469U - Communication management device - Google Patents
Communication management device Download PDFInfo
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- CN216118469U CN216118469U CN202122974608.2U CN202122974608U CN216118469U CN 216118469 U CN216118469 U CN 216118469U CN 202122974608 U CN202122974608 U CN 202122974608U CN 216118469 U CN216118469 U CN 216118469U
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Abstract
The utility model relates to the technical field of centralized communication management, in particular to a communication management device, which comprises a network port circuit, a singlechip and a communication module, wherein the network port circuit is used for receiving network cable data signals and converting the network cable data signals into singlechip signals; the reset circuit is used for triggering the reset of the single chip microcomputer; the expanded network port circuit is used for converting a functional pin of the singlechip into a network port signal; the power supply control circuit is used for converting a 220V power supply into a power supply required by work; the communication control circuit is used for converting communication data into level signals and transmitting the level signals to the single chip microcomputer; the network port circuit, the reset circuit, the expanded network port circuit, the power supply control circuit and the communication control circuit are cascaded, and circuit equipment is cascaded by adopting the scheme of the utility model, so that huge data volume can be easily dealt with when multi-data acquisition is faced, the communication management efficiency is improved, and the timeliness of data transmission is ensured.
Description
Technical Field
The utility model relates to the technical field of centralized communication management, in particular to a communication management device.
Background
The communication management device is mainly applied to telecontrol communication of a transformer substation with more than 35K volts, is used as a communication gateway of the transformer substation, is connected with a relay protection device, a measurement and control device and a transformer substation background, and transmits data to a motion system in a dispatching way; and meanwhile, the method is used for protocol forwarding of a direct-current power supply system monitoring terminal in the transformer substation and data forwarding of an environment acquisition terminal.
Communication management device adopts the working method of independent utility with external upload data line in the market at present, and this kind of mode still is more practical to miniature monitoring system, but when the region of monitoring data volume increase, monitoring way number increase, control is wider, and the wire rod is walked the line complicacy, walks the way number and increases, and data transmission timeliness is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
The communication management device can ensure the timeliness of data transmission aiming at the problem that the communication management device cannot ensure the timeliness when facing a large number of work tasks.
In order to solve the technical problem, the utility model provides a communication management device which is installed in a guide rail way and comprises a network port circuit, wherein the network port circuit is used for receiving a network cable data signal and converting the network cable data signal into a single chip microcomputer signal; the reset circuit is used for triggering the reset of the single chip microcomputer; the expanded network port circuit is used for converting a functional pin of the singlechip into a network port signal; the power supply control circuit is used for converting a 220V power supply into a power supply required by work; the communication control circuit is used for converting communication data into level signals and transmitting the level signals to the single chip microcomputer; the network port circuit, the reset circuit, the expanded network port circuit, the power supply control circuit and the communication control circuit are cascaded.
The utility model strengthens the mapping relation among a plurality of objects through the cascade connection of the network port circuit, the reset circuit, the expanded network port circuit, the power supply control circuit and the communication control circuit, establishes the cascade connection relation among data, improves the management efficiency, and realizes that the timeliness of data transmission is still maintained when a large number of working tasks are faced with multiple data.
Further, the network port circuit is provided with one or more resistors for limiting current.
Furthermore, the expanded network port circuit is provided with a plurality of pull-up resistors, and the pull-up resistors are used for outputting network port signals.
Further, the power control circuit is provided with one or more diodes for preventing power kickback.
Furthermore, the communication control circuit is provided with a protection diode, and the protection diode is used for protecting the circuit when the voltage is biased.
Further, the device is installed in a guide rail mode.
Compared with the prior art, the utility model has the advantages and beneficial effects that: by adopting the scheme of the utility model and adopting the circuit equipment cascade connection, huge data volume can be coped with easily when facing multi-data acquisition, the communication management efficiency is improved, and the timeliness of data transmission is ensured.
Drawings
FIG. 1 is a circuit diagram of a network port of the present invention;
FIG. 2 is a reset circuit diagram of the present invention;
FIG. 3 is a circuit diagram of an expanded network port of the present invention;
FIG. 4 is a diagram of a power control circuit of the present invention;
FIG. 5 is a communication control circuit diagram according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings by way of specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
A communication management device is installed in a guide rail mode and comprises a network port circuit, a communication control circuit and a communication control circuit, wherein the network port circuit is used for receiving network cable data signals and converting the network cable data signals into single chip microcomputer signals; the reset circuit is used for triggering the reset of the singlechip; the expanded network port circuit is used for converting a functional pin of the singlechip into a network port signal; the power supply control circuit is used for converting a 220V power supply into a power supply required by work; the communication control circuit is used for converting the communication data into a level signal and transmitting the level signal to the singlechip; the network port circuit, the reset circuit, the expanded network port circuit, the power supply control circuit and the communication control circuit are cascaded.
The utility model strengthens the mapping relation among a plurality of objects through the cascade connection of the network port circuit, the reset circuit, the expanded network port circuit, the power supply control circuit and the communication control circuit, establishes the cascade connection relation among data, improves the management efficiency, and realizes that the timeliness of data transmission is still maintained when a large number of working tasks are faced with multiple data.
Specifically, as shown in fig. 1, the network interface circuit is provided with one or more resistors for limiting current, and the resistors R1 and R27 are used for limiting current of the network interface indicator light of U1, so as to prevent the indicator light of U1 network interface from being burnt; filtering by using an inductor L2 and a capacitor C5; signals are protected through the U4, and the function of the whole network port circuit converts data on a network cable into a single chip microcomputer signal through a network port of the U1.
As shown in fig. 2, in the reset circuit, when the reset signal is triggered, the reset circuit outputs a low level to D8 to trigger the reset of the single chip; when the reset signal is canceled, a high level is output from the power supply through the resistor R54 to D8, and the normal operation state is maintained.
Specifically, as shown in fig. 3, the expanded network port circuit is provided with a plurality of pull-up resistors, the pull-up resistors are used for outputting network port signals, signals of the single chip microcomputer are converted into network port signals through U3, resistors R2, R3, R4J and R5 in the drawing are pull-up resistors, power is provided for the signals, the signals are output through a U2 network port, and the expanded network port circuit has the function that other functional pins of the single chip microcomputer are converted into network port signals through U3, so that the use requirements of two network ports are met.
Specifically, as shown in fig. 4, the power control circuit is provided with one or more diodes for preventing power supply kickback, wherein AC 220V is converted into direct current through the power module U1 and the power module U2, wherein the diodes D4 and D5 prevent power supply kickback, the capacitors CD1, CD2, C2, C3, C4 and C5 are filter capacitors, and the whole circuit functions to convert AC 220V power into power required for operation.
Specifically, as shown in fig. 5, the communication control circuit is provided with a protection diode, and the protection diode is used for protecting the circuit when the voltage is biased, wherein RS485 communication data is converted into a TTL level signal through U14, and the TTL level signal is isolated and level-converted through U12 and U13 and output to the single chip microcomputer, wherein the diodes D10 and D11 are protection diodes, and the power module P6 provides an isolated output power supply.
Specifically, the device is installed in a guide rail way. The rail type installation has the advantages of small volume, easy installation and easy networking, and compared with the traditional communication management device, the scheme provided by the utility model has the advantages of reduced installation requirements and capability of being installed in a smaller space.
By adopting the scheme of the utility model and adopting the circuit equipment cascade connection, huge data volume can be coped with easily when facing multi-data acquisition, the communication management efficiency is improved, and the timeliness of data transmission is ensured.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.
Claims (6)
1. A communication management device, comprising: the device is installed in a guide rail type and comprises a network port circuit, wherein the network port circuit is used for receiving network cable data signals and converting the network cable data signals into single chip microcomputer signals; the reset circuit is used for triggering the reset of the single chip microcomputer; the expanded network port circuit is used for converting a functional pin of the singlechip into a network port signal; the power supply control circuit is used for converting a 220V power supply into a power supply required by work; the communication control circuit is used for converting communication data into level signals and transmitting the level signals to the single chip microcomputer; the network port circuit, the reset circuit, the expanded network port circuit, the power supply control circuit and the communication control circuit are cascaded.
2. The communication management device of claim 1, wherein: the network port circuit is provided with one or more resistors for limiting current.
3. The communication management device of claim 1, wherein: the expanded network port circuit is provided with a plurality of pull-up resistors, and the pull-up resistors are used for outputting network port signals.
4. The communication management device of claim 1, wherein: the power control circuit is provided with one or more diodes for preventing power kickback.
5. The communication management device of claim 1, wherein: the communication control circuit is provided with a protection diode, and the protection diode is used for protecting the circuit when the voltage is biased.
6. The communication management device of claim 1, wherein: the device is installed in a guide rail way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122974608.2U CN216118469U (en) | 2021-11-30 | 2021-11-30 | Communication management device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122974608.2U CN216118469U (en) | 2021-11-30 | 2021-11-30 | Communication management device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216118469U true CN216118469U (en) | 2022-03-22 |
Family
ID=80719361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122974608.2U Active CN216118469U (en) | 2021-11-30 | 2021-11-30 | Communication management device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216118469U (en) |
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2021
- 2021-11-30 CN CN202122974608.2U patent/CN216118469U/en active Active
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