CN213693695U - Real-time data transceiver based on 4GLTE-cat1 - Google Patents
Real-time data transceiver based on 4GLTE-cat1 Download PDFInfo
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- CN213693695U CN213693695U CN202023096795.0U CN202023096795U CN213693695U CN 213693695 U CN213693695 U CN 213693695U CN 202023096795 U CN202023096795 U CN 202023096795U CN 213693695 U CN213693695 U CN 213693695U
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Abstract
The utility model discloses a real-time data transceiver based on 4GLTE-cat1, including 4GLTE-cat1 data module, constant voltage power supply circuit, SIM card circuit, electrostatic protection circuit, MAX232 communication circuit, MAX485 communication circuit, pilot lamp circuit, antenna interface, 232 interface, 485 interface; level conversion is carried out on serial port data of the 4GLTE-cat1 data module through a MAX232 communication circuit and a MAX485 communication circuit so as to realize normal connection with external field equipment; the field device can be connected with the device through a 232 interface or a 485 interface, when the device sends data to the device, the data is converted through a communication circuit and then transmitted to the 4GLTE-cat1 data module, the module is connected with remote server software through 4G network service and sends the data to the server software, and meanwhile, the device can also receive control data sent by the server software to achieve real-time receiving and sending of the data.
Description
Technical Field
The invention belongs to the technical field of wireless communication, and particularly relates to a real-time data transceiver based on 4GLTE-cat 1.
Background
Now 5G is receiving much attention, but in the coming years 4G will also bear a large share of cellular internet of things connection, and unlike the high cost of 4G module, 4GLTE-cat1 is gradually taking an important position in the medium and low speed internet of things communication market. From the current situation of cellular internet of things development, the time when the LTE Cat1 bears the connection master of the 4G internet of things is opened. The real-time data transceiver based on the 4GLTE-cat1 does not need secondary development, supports transparent data transmission, is provided with a standard 9-hole 232 serial oral head and a standard 485 interface, and is compatible with similar interface equipment on the market; the wireless payment and charging pile based on the 4G network has the advantages of wide coverage, strong confidentiality, high stability and the like, and can be widely applied to various industries such as wireless payment, charging pile, electric power, hydraulic power, petroleum, municipal administration, environmental protection, smart agriculture and the like.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a real-time data transceiver based on 4GLTE-cat1, an industrial field serial port device is connected with the data transceiver through a 232 or 485 interface, the field device transmits data to be transmitted to monitoring center server software through the data transceiver by relying on 4GLTE-cat1, so that the monitoring center can monitor the state of the field device conveniently, and meanwhile, the device can also receive control data transmitted by the server software to achieve real-time receiving and transmitting of the data.
The technical scheme of the invention is as follows:
a real-time data transceiver based on 4GLTE-cat1 comprises a 4GLTE-cat1 data module, a voltage-stabilized power supply circuit, a SIM card circuit, an electrostatic protection circuit, a MAX232 communication circuit, a MAX485 communication circuit, an indicator light circuit, an antenna interface, a 232 interface and a 485 interface; the serial port data of the 4GLTE-cat1 data module is subjected to level conversion through a MAX232 communication circuit and a MAX485 communication circuit so as to realize normal connection with external field equipment; the field device can be connected with the device through a 232 interface or a 485 interface, when the device sends data to the device, the data is converted through a communication circuit and then transmitted to the 4GLTE-cat1 data module, the module is connected with remote server software through 4G network service and sends the data to the server software, and meanwhile, the device can also receive control data sent by the server software to achieve real-time receiving and sending of the data.
The 4GLTE-Cat1 data module has a power supply range of 3.4V-4.2V, is packaged by LCC42Pin + LGA33Pin, supports a transparent transmission mode and an HTTPD mode, supports mobile 2G/LTE Cat-1, a Unicom 2G/LTE Cat-1 and telecom LTE Cat-1, has a maximum uplink rate of 5Mbps and a maximum downlink rate of 10 Mbps.
The 4GLTE-cat1 module is connected with MAX232, the TTL level of a serial port of the 4GLTE-cat1 data module is converted into 232 level, and the serial port is connected with field 232 interface equipment.
The 4GLTE-cat1 module is connected with MAX485, the TTL level of the serial port of the 4GLTE-cat1 data module is converted into 485 level, and the serial port is connected with field 485 interface equipment.
The SIM card circuit is connected with the 4GLTE-cat1 data module, the circuit adopts antistatic protection, and the card holder adopts a drawer type card holder to support a mobile communication telecommunication large card.
The voltage-stabilized power supply circuit adopts an inlet LM2576-ADJ chip to support wide voltage input of 5-24V.
The invention has the advantages that:
compared with the traditional GPRS network transmission module, the real-time data transceiver based on the 4GLTE-cat1 has the advantages of higher data transmission speed, higher stability, always online equipment and the like, and has lower price cost compared with a 4G module.
Description of the drawings:
fig. 1 is a real-time data transceiver based on 4GLTE-cat1, which mainly includes a 4GLTE-cat1 data module, a voltage-stabilized power supply circuit, a SIM card circuit, an electrostatic protection circuit, a MAX232 communication circuit, a MAX485 communication circuit, an indicator light circuit, an antenna interface, a 232 interface, and a 485 interface.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The 4GLTE-cat1 data module serial port data in the device carries out level conversion through an MAX232 communication circuit and an MAX485 communication circuit so as to realize normal connection with external field equipment; the field device can be connected with the device through a 232 interface or a 485 interface, when the device sends data to the device, the data is converted through a communication circuit and then transmitted to the 4GLTE-cat1 data module, the module is connected with remote server software through 4G network service and sends the data to the server software, and meanwhile, the device can also receive control data sent by the server software to achieve real-time receiving and sending of the data.
The circuit board indicating lamp circuit is connected with 3 LED signal indicating lamps which are respectively marked as POR, LINK and DATA, the POR indicating lamp is a device power supply indicating lamp, and the indicating lamp is normally on after the power supply is switched on; the LINK indicator light is a device working state indicator light, flickers at the speed of turning on 1S and turning off 1S when the LINK indicator light is electrified, and flickers at the speed of turning on 1S and turning off 3S when the LINK indicator light works normally; the DATA indicator light is a device DATA indicator light, and when DATA exists, the indicator light flickers and is normally turned off at other times.
The working principle of the invention is as follows:
a real-time data transceiver based on 4GLTE-cat1 sets up the public IP address of the server software through the configuration software before using at first, the data transceiver will connect the server software automatically after each time of powering on after the configuration is successful, when the field device sends the data to the data transceiver through 232 or 485 interface, 4GLTE-cat1 data module packs the data and sends to the server; meanwhile, when the server software sends data to the data transceiver, the 4GLTE-cat1 data module acquires the data through the 4G network, packages the data, and transmits the data to the field device through the 232/485 interface.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A real-time data transceiver based on 4GLTE-cat1 is characterized in that: the intelligent power supply mainly comprises a 4GLTE-cat1 data module, a voltage-stabilized power supply circuit, a SIM card circuit, an electrostatic protection circuit, a MAX232 communication circuit, a MAX485 communication circuit, an indicator light circuit, an antenna interface, a 232 interface and a 485 interface; the serial port data of the 4GLTE-cat1 data module is subjected to level conversion through a MAX232 communication circuit and a MAX485 communication circuit so as to realize normal connection with external field equipment; the field device can be connected with the device through a 232 interface or a 485 interface, when the device sends data to the device, the data is converted through a communication circuit and then transmitted to the 4GLTE-cat1 data module, the module is connected with remote server software through 4G network service and sends the data to the server software, and meanwhile, the device can also receive control data sent by the server software to achieve real-time receiving and sending of the data.
2. The device for real-time data transceiving based on 4GLTE-cat1 of claim 1, wherein: the 4GLTE-Cat1 data module has a power supply range of 3.4V-4.2V, is packaged by LCC42Pin + LGA33Pin, supports a transparent transmission mode and an HTTPD mode, supports mobile 2G/LTE Cat-1, a Unicom 2G/LTE Cat-1 and telecom LTE Cat-1, has a maximum uplink rate of 5Mbps and a maximum downlink rate of 10 Mbps.
3. The device for real-time data transceiving based on 4GLTE-cat1 of claim 1, wherein: the 4GLTE-cat1 module is connected with MAX232, the TTL level of a serial port of the 4GLTE-cat1 data module is converted into 232 level, and the serial port is connected with field 232 interface equipment.
4. The device for real-time data transceiving based on 4GLTE-cat1 of claim 1, wherein: the 4GLTE-cat1 module is connected with MAX485, the TTL level of the serial port of the 4GLTE-cat1 data module is converted into 485 level, and the serial port is connected with field 485 interface equipment.
5. The device for real-time data transceiving based on 4GLTE-cat1 of claim 1, wherein: the SIM card circuit is connected with the 4GLTE-cat1 data module, the circuit adopts antistatic protection, and the card holder adopts a drawer type card holder to support a mobile communication telecommunication large card.
6. The device for real-time data transceiving based on 4GLTE-cat1 of claim 1, wherein: the voltage-stabilized power supply circuit adopts an inlet LM2576-ADJ chip to support wide voltage input of 5-24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023096795.0U CN213693695U (en) | 2020-12-21 | 2020-12-21 | Real-time data transceiver based on 4GLTE-cat1 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023096795.0U CN213693695U (en) | 2020-12-21 | 2020-12-21 | Real-time data transceiver based on 4GLTE-cat1 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213693695U true CN213693695U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023096795.0U Expired - Fee Related CN213693695U (en) | 2020-12-21 | 2020-12-21 | Real-time data transceiver based on 4GLTE-cat1 |
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| Country | Link |
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| CN (1) | CN213693695U (en) |
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2020
- 2020-12-21 CN CN202023096795.0U patent/CN213693695U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 Termination date: 20211221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |