CN211959198U - External communication device for acquisition terminal - Google Patents
External communication device for acquisition terminal Download PDFInfo
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- CN211959198U CN211959198U CN202020320534.3U CN202020320534U CN211959198U CN 211959198 U CN211959198 U CN 211959198U CN 202020320534 U CN202020320534 U CN 202020320534U CN 211959198 U CN211959198 U CN 211959198U
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Abstract
The utility model discloses an external communication device for gathering terminal, including electrical unit, communication unit, 4G communication module, SIM card socket, antenna interface, running state display element and communication interface, electrical unit's input and I type acquisition terminal interface board DC12V output interface are connected, electrical unit still is connected with communication unit, communication unit is connected with communication interface, running state display element, SIM card socket, 4G communication module through the data line, antenna interface is connected with the antenna interface on the 4G communication module, install communication antenna on the antenna interface. The utility model discloses can solve the problem that I type acquisition terminal radio signal is more weak or the normal communication of signal unable and main website, can realize I type acquisition terminal and the binary channels communication function of main website of gathering.
Description
Technical Field
The utility model relates to a communication field, more specifically say, in particular to an external communication device that is used for national grid I type acquisition terminal.
Background
Along with the overall speed improvement of urban construction, the surrounding buildings are continuously improved, the existing communication network environment is continuously changed along with the change of the surrounding environment, the communication success rates of the wireless private network and the public network acquisition terminal are affected in different degrees, in order to improve the communication environment of an acquisition system and improve the communication success rate of the acquisition terminal, the communication idea of a dual-channel communication module needs to be provided, namely, the acquisition terminal can adopt a 230MHz wireless private network communication mode or a mobile or communicated public network communication mode by adding a communication module at the side of the acquisition terminal. The adaptability of the communication network of the acquisition terminal is improved, and the success rate of the communication of the acquisition terminal is ensured. There is currently no such design.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an external communication device for gathering terminal to overcome prior art's defect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an external communication device for an acquisition terminal comprises a power supply unit, a communication unit, a 4G communication module, a SIM card socket, an antenna interface, an operation state display unit and a communication interface, wherein the input end of the power supply unit is connected with the output interface of an I-type acquisition terminal interface board DC12V, the power supply unit is also connected with the communication unit, the communication unit is connected with the communication interface, the operation state display unit, the SIM card socket and the 4G communication module through data lines, the antenna interface is connected with the antenna interface on the 4G communication module, and the antenna interface is provided with a communication antenna.
Further, the model of the power supply unit is LM 2576S.
Furthermore, the model of the communication unit chip is STM8C103, and the model of the 4G communication module is M72-D.
Further, the running state display unit comprises a power indicator lamp, a NET indicator lamp and a T/R indicator lamp.
Furthermore, an optical coupling isolation circuit is arranged on the communication interface.
Compared with the prior art, the utility model has the advantages of: the utility model discloses can solve the problem that I type acquisition terminal radio signal is more weak or the normal communication of signal unable and main website, can realize I type acquisition terminal and the binary channels communication function of main website of gathering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 according to these drawings without creative efforts.
Fig. 1 is a module connection diagram of an external communication device for an acquisition terminal.
Fig. 2 is a circuit diagram of a power supply unit in the external communication device for the acquisition terminal.
Fig. 3 is a circuit diagram of an operation status display unit in the external communication device for the acquisition terminal.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to fig. 1-3, the utility model provides an external communication device for gathering terminal, including electrical unit 1, communication unit 2, 4G communication module 3, SIM card socket 4, antenna interface 5, running state display element 6 and communication interface 7, electrical unit 1's input and I type gather terminal interface board DC12V output interface connection, electrical unit 1 still is connected with communication unit 2, communication unit 2 is connected with communication interface 7, running state display element 6, SIM card socket 4, 4G communication module 3 through the data line, antenna interface 5 is connected with the antenna interface on the 4G communication module 3, install communication antenna on the antenna interface 5, can realize the data communication with the main website of gathering through communication antenna.
In this embodiment, referring to fig. 2, the power supply unit 1 is composed of elements such as an LM2576S, a voltage-dividing resistor R34\ R35, a filter capacitor C1\ C2\ C3, a capacitor C4, and a diode D1, and provides a 4.2V working power supply for the 4G communication module 3, thereby ensuring stable operation of the communication module.
In this embodiment, the model of the communication unit 2 is STM8C103, and the model of the 4G communication module 3 is M72-D.
In this embodiment, the operating state display unit 6 is formed by a circuit as shown in fig. 3, and includes a power indicator, a NET indicator, and a T/R indicator (transmitting/receiving indicator), where the T/R indicator is a two-color indicator. After the module is electrified, power indicator LED2 lights, after the communication module initialization is completed, green sending indicator lights, send the application of adhering to by communication module to the main website, after communication module received the data that the main website returned, red receiving indicator lights, establish connection with the main website when the terminal, after logging in the main website success, 4G communication module 21 feet network indicator lights, the NET indicator of drive running state display element 6 lights, communication module logs in the main website successfully, establish connection with the main website, running state display element 6 can show this communication device's operating condition and on-line state in real time, can know the operating condition that this communication device located through the status indicator.
In this embodiment, the communication interface 7 is provided with a photoelectric isolation circuit.
The utility model provides an external communication device's theory of operation for gathering terminal does, on the 12V DC power supply output interface on gathering the terminal interface board with the device power strip input line, correctly install the SIM card on SIM card socket 4, be connected with external antenna through antenna interface 5, on receiving the reserve communication interface on the acquisition terminal mainboard with the 7 lead-out wires of communication interface of the device, after the electricity was gone up at the acquisition terminal, through the parameter setting menu, open acquisition terminal reserve channel, the device begins to initialize, power indicator lights, the self-checking is accomplished, the operation lamp begins to get into the second state of dodging, the alternative scintillation of T/R pilot lamp, the device begins to carry out the network registration, the network lamp lights the back, the device logs in the main website successfully, acquisition terminal can with gather the normal communication of main website.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.
Claims (5)
1. The utility model provides an external communication device for acquisition terminal which characterized in that: the power supply unit is connected with the I-type acquisition terminal interface board DC12V output interface, the power supply unit is further connected with the communication unit, the communication unit is connected with the communication interface, the operation state display unit, the SIM card socket and the 4G communication module through data lines, the antenna interface is connected with the antenna interface on the 4G communication module, and the antenna interface is provided with a communication antenna.
2. The external communication device for the acquisition terminal according to claim 1, wherein: the model of the power supply unit is LM 2596S.
3. The external communication device for the acquisition terminal according to claim 1, wherein: the model of communication unit chip is STM8C103, the model of 4G communication module is M72-D.
4. The external communication device for the acquisition terminal according to claim 1, wherein: the running state display unit comprises a power indicator lamp, a NET indicator lamp and a T/R indicator lamp.
5. The external communication device for the acquisition terminal according to claim 1, wherein: and an optical coupling isolation circuit is arranged on the communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020320534.3U CN211959198U (en) | 2020-03-16 | 2020-03-16 | External communication device for acquisition terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020320534.3U CN211959198U (en) | 2020-03-16 | 2020-03-16 | External communication device for acquisition terminal |
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| CN211959198U true CN211959198U (en) | 2020-11-17 |
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| CN202020320534.3U Active CN211959198U (en) | 2020-03-16 | 2020-03-16 | External communication device for acquisition terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116546671A (en) * | 2023-05-08 | 2023-08-04 | 国网江苏省电力有限公司泰州供电分公司 | Fusion embedded communication device and operation method thereof |
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2020
- 2020-03-16 CN CN202020320534.3U patent/CN211959198U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116546671A (en) * | 2023-05-08 | 2023-08-04 | 国网江苏省电力有限公司泰州供电分公司 | Fusion embedded communication device and operation method thereof |
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