CN215494656U - Modularized remote measurement and control terminal system - Google Patents
Modularized remote measurement and control terminal system Download PDFInfo
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- CN215494656U CN215494656U CN202122444537.5U CN202122444537U CN215494656U CN 215494656 U CN215494656 U CN 215494656U CN 202122444537 U CN202122444537 U CN 202122444537U CN 215494656 U CN215494656 U CN 215494656U
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Abstract
The utility model relates to a modular remote measurement and control terminal system, and belongs to the technical field of measurement and control terminals. A modularized remote measurement and control terminal system comprises a main body module and an extension module; the main body module comprises a main MCU control chip (1), wherein the main MCU control chip (1) is respectively connected with a dial switch circuit (2), an indicator lamp circuit (3), a power circuit (4), a DIDO switching value module (5), an Ethernet module (6) and a 485 communication module (7); the expansion module comprises an auxiliary MCU control chip (12), and the MCU control chip (12) is respectively connected with the active DI module (8), the DO module (9), the AIAO module (10) and the wireless module (11). The utility model has reasonable structure, supports various communication modes, has rich functions, is convenient to install and is flexibly combined.
Description
Technical Field
The utility model relates to a modular remote measurement and control terminal system, and belongs to the technical field of measurement and control terminals.
Background
In the prior art, with the continuous development of the industrial level, the remote measurement and control terminal device is widely applied to the fields of power equipment protection devices and industrial automation control. Because the industrial field environment is very complicated, the measurement and control terminal device is very easy to be interfered by the field, and the market demand can be greatly influenced by the problem that the device can not be applied.
For example, chinese patent No. CN211061897U discloses an RTU fault detection device. The device comprises: the central processing unit is connected with the analog-to-digital conversion module, the DI interface, the DO interface and the serial interface, and the AI interface is connected with the analog-to-digital conversion module; the AI interface, the DI interface, the DO interface and the serial interface are respectively connected with the corresponding interfaces of the RTU through connectors. The device judges whether the RTU is normal or not by acquiring on-site analog signal data, digital signal data and control signal data output by the RTU in real time and comparing the data with real-time acquired data sent by the RTU through a serial interface, and alarms when the RTU is abnormal, so that the automatic detection and alarm of RTU faults can be realized, and the working reliability of the RTU is improved; however, the structure of the above patent is single, the field environment is complex, the installation and use interference is large, and great loss can be caused to the field.
For another example, chinese patent No. CN214044121U discloses an opposite-insertion type installed modular remote measurement and control terminal device, belonging to the technical field of measurement and control terminals. The modular remote measurement and control terminal device adopts plug-in structure installation, adopts split structure design, and configures extension modules for main body modules to form combination, so that the plug-in type modular remote measurement and control terminal device can achieve the purpose of flexible and changeable product size, can better adapt to application requirements of different sites, greatly saves manpower and material resources, and meets the needs of society; however, the application only discloses the plug-in structure of the modular remote measurement and control terminal device, and does not limit the internal system structure.
Therefore, in order to solve the above background problems, it is desirable to develop a modular remote monitoring and control terminal system.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the background problem and provides a modular remote measurement and control terminal system which is reasonable in structure, supports multiple communication modes, is rich in functions, is convenient to install and can be flexibly combined.
The purpose of the utility model is realized as follows: a modularized remote measurement and control terminal system comprises a main body module and an extension module;
the main body module comprises a main MCU control chip, and the main MCU control chip is respectively connected with the dial switch circuit, the indicator lamp circuit, the power circuit, the DIDO switching value module, the Ethernet module and the 485 communication module;
the extension module comprises an auxiliary MCU control chip, and the MCU control chip is respectively connected with the active DI module, the DO module, the AIAO module and the wireless module.
And the dial switch circuit, the indicator light circuit and the power supply circuit are all integrated on the main MCU control chip.
The DIDO switching value module is 32 paths of passive switching value input, 32 paths of active 12V switching value input, 16 paths of passive switching value input, 16 paths of active 12V switching value input, 8 paths of passive switching value input, 8 paths of switching value output or 8 paths of active 12V switching value input, 8 paths of switching value output.
The Ethernet module is a communication module based on a W5500 chip and a MODBUS-TCP protocol, and comprises a 10M/100M self-adaptive RJ45 interface.
The 485 communication module is based on MAX13487E chip, MODBUS-RTU agreement's communication module, includes 2 way RS485 communications for networking hand-in-hand wiring.
The active DI module is an 18-way 220V active switching value input;
the DO module is a 16-path passive relay output;
the AIAO module is 8 analog inputs and 4 analog outputs.
The wireless module comprises a 2G wireless module circuit, an NB wireless module circuit, a 4G wireless module circuit and a WIFI wireless module circuit.
Compared with the prior art, the utility model has the following advantages:
the modular remote measurement and control terminal system provided by the utility model has the advantages that the DO module, the AIAO module and the active DI module can be selected and matched according to the actual application condition, and the modular remote measurement and control terminal system can support various communication modes, is rich in function, is convenient to install and can be flexibly combined.
Drawings
Fig. 1 is an overall system block diagram of a modular remote measurement and control terminal system according to the present invention.
Wherein: 1. a main MCU control chip; 2. a dial switch circuit; 3. an indicator light circuit; 4. a power supply circuit; 5. a DIDO switching value module; 6. an Ethernet module; 7. 485 communication module; 8. an active DI module; 9. a DO module; 10. an AIAO module; 11. a wireless module; 12. and the auxiliary MCU control chip.
Detailed Description
The utility model is described below with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, a modular remote measurement and control terminal system includes a main module and an extension module;
the main body module comprises a main MCU control chip 1, and the main MCU control chip 1 is respectively connected with a dial switch circuit 2, an indicator lamp circuit 3, a power circuit 4, a DIDO switching value module 5, an Ethernet module 6 and a 485 communication module 7;
the extension module comprises an auxiliary MCU control chip 12, and the MCU control chip 12 is respectively connected with the active DI module 8, the DO module 9, the AIAO module 10 and the wireless module 11.
Dial switch circuit 2, pilot lamp circuit 3 and power supply circuit 4 all integrate and set up on main MCU control chip 1.
In this embodiment, the DIDO switching value module 5 is 32 paths of passive switching value inputs, 32 paths of active 12V switching value inputs, 16 paths of passive switching value inputs, 16 paths of active 12V switching value inputs, 8 paths of passive switching value inputs, 8 paths of switching value outputs, or 8 paths of active 12V switching value inputs, 8 paths of switching value outputs; and the switching value input unit is used for acquiring the working state of external input monitoring equipment, transmitting the working state to the main MCU control chip 1 and recording events in real time.
In this embodiment, the ethernet module 6 is a communication module based on a W5500 chip and MODBUS-TCP protocol, and includes a 10M/100M adaptive RJ45 interface, and supports the network communication module to connect with a remote computer to remotely control the system.
In this embodiment, the 485 communication module 7 is a communication module based on a MAX13487E chip and a MODBUS-RTU protocol, and includes 2 RS485 communications for networking and manual wiring.
The active DI module 8 is an 18-way 220V active switching value input;
the DO module 9 is a 16-path passive relay output;
the AIAO module 10 is an 8-way analog input and a 4-way analog output.
The wireless module 11 includes a 2G wireless module circuit 111, an NB wireless module circuit 112, a 4G wireless module circuit 113, and a WIFI wireless module circuit 114.
In this embodiment, the wireless module 11 adopts an RJ45 interface, and only a network cable is needed for data transmission.
In this embodiment, the active DI module 8, the DO module 9, the AIAO module 10 and the wireless module 11 on the extension module are all connected with the main body module in a plug-in manner.
The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (7)
1. A modularization remote measurement and control terminal system is characterized in that: the system comprises a main body module and an expansion module;
the main body module comprises a main MCU control chip (1), wherein the main MCU control chip (1) is respectively connected with a dial switch circuit (2), an indicator lamp circuit (3), a power circuit (4), a DIDO switching value module (5), an Ethernet module (6) and a 485 communication module (7);
the expansion module comprises an auxiliary MCU control chip (12), and the MCU control chip (12) is respectively connected with the active DI module (8), the DO module (9), the AIAO module (10) and the wireless module (11).
2. The modular remote measurement and control terminal system according to claim 1, wherein: dial switch circuit (2), pilot lamp circuit (3) and power supply circuit (4) all integrate and set up on main MCU control chip (1).
3. The modular remote measurement and control terminal system according to claim 1, wherein: the DIDO switching value module (5) is 32 paths of passive switching value input, 32 paths of active 12V switching value input, 16 paths of passive switching value input, 16 paths of active 12V switching value input, 8 paths of passive switching value input, 8 paths of switching value output or 8 paths of active 12V switching value input, 8 paths of switching value output.
4. The modular remote measurement and control terminal system according to claim 1, wherein: the Ethernet module (6) is a communication module based on a W5500 chip and a MODBUS-TCP protocol, and comprises a 10M/100M self-adaptive RJ45 interface.
5. The modular remote measurement and control terminal system according to claim 1, wherein: the 485 communication module (7) is a communication module based on MAX13487E chips and MODBUS-RTU protocols, comprises 2 paths of RS485 communication and is used for networking and hand-in-hand wiring.
6. The modular remote measurement and control terminal system according to claim 1, wherein: the active DI module (8) is an 18-way 220V active switching value input;
the DO module (9) is a 16-path passive relay output;
the AIAO module (10) is an 8-way analog input and 4-way analog output.
7. The modular remote measurement and control terminal system according to claim 1, wherein: the wireless module (11) comprises a 2G wireless module circuit (111), an NB wireless module circuit (112), a 4G wireless module circuit (113) and a WIFI wireless module circuit (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122444537.5U CN215494656U (en) | 2021-10-12 | 2021-10-12 | Modularized remote measurement and control terminal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122444537.5U CN215494656U (en) | 2021-10-12 | 2021-10-12 | Modularized remote measurement and control terminal system |
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| Publication Number | Publication Date |
|---|---|
| CN215494656U true CN215494656U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122444537.5U Active CN215494656U (en) | 2021-10-12 | 2021-10-12 | Modularized remote measurement and control terminal system |
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| CN (1) | CN215494656U (en) |
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- 2021-10-12 CN CN202122444537.5U patent/CN215494656U/en active Active
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