CN111010443A - Internet of things broken line continuous transmission system and internet of things broken line continuous transmission method thereof - Google Patents
Internet of things broken line continuous transmission system and internet of things broken line continuous transmission method thereof Download PDFInfo
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- CN111010443A CN111010443A CN201911321072.5A CN201911321072A CN111010443A CN 111010443 A CN111010443 A CN 111010443A CN 201911321072 A CN201911321072 A CN 201911321072A CN 111010443 A CN111010443 A CN 111010443A
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- internet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The invention discloses an internet of things offline continuous transmission system and an internet of things offline continuous transmission method of the internet of things offline continuous transmission system. The invention enhances the control reliability; the control command has a memory function, so that if the network is unstable when the user issues the control command, the control command cannot be lost, and once the internet of things terminal and the cloud server network are recovered to be normal, the cached control command can be issued, so that the control reliability is enhanced; the influence of network disconnection on an Internet of things system is reduced; the system aims to reduce the influence of instability or disconnection of a wireless network on the Internet of things system and ensure that terminal data of the Internet of things is not lost and a control command is not invalid.
Description
Technical Field
The invention relates to the field of monitoring of the Internet of things, in particular to an Internet of things broken line continuous transmission system and an Internet of things broken line continuous transmission method of the system.
Background
At present, domestic internet of things is increasingly popularized and applied in the fields of chemical industry, municipal administration, agriculture, water conservancy and the like, the internet of things is based on GPRS or NB-IOT technology, and the internet of things terminal has data acquisition and control functions, but in a plurality of application fields of the internet of things, a wireless network is unstable, the phenomenon of wireless network disconnection often occurs, data loss and control command failure are caused, great obstruction is caused to the popularization of the internet of things, and meanwhile, some troubles are caused in the use process of users of the internet of things.
How to ensure the data integrity when the wireless network is unstable is solved, and the problem that a user issues a control command to an internet of things terminal without failure is to be solved urgently.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide an internet of things disconnection and continuity transmission system and an internet of things disconnection and continuity transmission method of the internet of things system, wherein wireless disconnection data is not lost, and a user control command is not invalid.
The purpose of the invention is realized as follows:
an internet of things broken line continuous transmission system comprises an internet of things terminal, a cloud server end, an internet of things broken line continuous transmission uploading system and an internet of things broken line issuing system, wherein the cloud server end is in data communication with the internet of things terminal in a wireless transmission mode; the Internet of things disconnection issuing system comprises an Internet of things terminal ID number, a control command and user issuing control command time, and the cloud server end establishes a user control command buffer pool for each Internet of things terminal; each Internet of things terminal has a unique ID number, data communication is carried out with the cloud server end through wireless transmission modes such as GPRS and NB-IOT, connection is initiatively initiated, the cloud server end identifies each Internet of things terminal through the ID number, the cloud server end opens a fixed port number, the Internet of things terminal establishes TCP or UDP connection with the cloud server end through the port number, and data analysis, storage and control command issuing are supported.
The internet of things terminal comprises a data acquisition module, a CPU module, a control module and a wireless transmission module, wherein the data acquisition module is connected with the control module through a bus and the CPU module, the CPU module is connected with the wireless transmission module through a serial port, and the wireless transmission module supports a TCP (transmission control protocol) or UDP (user datagram protocol) protocol.
An internet of things broken line continuous transmission method comprises an internet of things broken line continuous transmission uploading method and an internet of things broken line continuous transmission issuing method, wherein the internet of things broken line continuous transmission uploading method comprises the following steps: (1) the internet of things broken line continuous transmission uploading system comprises an internet of things terminal ID number, a signal real-time value and acquisition time, wherein the internet of things terminal has a fixed signal acquisition period, and the data real-time value and the acquisition time are recorded when data are acquired; after each signal acquisition cycle of the Internet of things terminal is finished, judging whether the network of the Internet of things terminal and the cloud server is normal or not according to the Socket connection state of TCP or UDP, if so, forming a protocol packet by the ID number of the Internet of things terminal, a signal real-time value and acquisition time and sending the protocol packet to the cloud server, if not, storing the acquired signal real-time value and the acquisition time in a Flash of a CPU module in a queue mode, and after the Internet of things terminal and the cloud server are re-connected, forming the protocol packet by the ID number of the Internet of things terminal, the signal real-time value and the acquisition time and sending the protocol packet to the cloud server.
The internet of things broken line continuous transmission issuing method comprises the following steps: (1) the Internet of things disconnection issuing system comprises an Internet of things terminal ID number, a control command and user issuing control command time, and the cloud server end establishes a user control command buffer pool for each Internet of things terminal; after receiving a user control command, the cloud server side judges whether the command is abnormal according to the Socket connection state of TCP or UDP, if the command is not abnormal, a control command request is sent to the Socket connection, if a response of the equipment control command is received, the communication network with the equipment is judged to be normal, the control command is directly issued, if the command is abnormal, the time for issuing the control command by the control command and the user is pressed in a command buffer pool of the Internet of things terminal, and the control command is issued after the Internet of things terminal is connected with the cloud server again.
The invention has the beneficial effects that: according to the invention, wireless broken network data is not lost, the internet of things terminal can be influenced by different wireless network environments when working normally to cause network interruption, the internet of things broken line continuous transmission system ensures that the acquired data and the acquisition time are stored, and the data in the broken line time period can be sent to the cloud server after the network is recovered, so that the control reliability is enhanced; the control command has a memory function, so that if the network is unstable when the user issues the control command, the control command cannot be lost, and once the internet of things terminal and the cloud server network are recovered to be normal, the cached control command can be issued, so that the control reliability is enhanced; the influence of network disconnection on an Internet of things system is reduced; the system aims to reduce the influence of instability or disconnection of a wireless network on the Internet of things system and ensure that terminal data of the Internet of things is not lost and a control command is not invalid.
Drawings
Fig. 1 is a schematic structural diagram of an internet of things terminal and a cloud service according to the present invention;
fig. 2 is a schematic structural diagram of the internet of things terminal of the present invention;
fig. 3 is a flowchart of the internet of things disconnection continuation method of the invention.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1
As shown in fig. 1 and 2, an internet of things disconnection and continuation system comprises internet of things terminals and a cloud server side in data communication with the internet of things terminals through wireless transmission, each internet of things terminal has a unique ID number, and is in data communication with the cloud server side through wireless transmission such as GPRS and NB-IOT to actively initiate connection, the cloud server side identifies each internet of things terminal through the ID number, the cloud server side has a fixed IP address or domain name, the cloud server side opens a fixed port number, all the internet of things terminals establish TCP or UDP connection with the cloud server side through the port number to support data analysis, storage and issuing of control commands, the internet of things terminals comprise a data acquisition module, a CPU module, a control module and a wireless transmission module, the data acquisition module can acquire analog quantity, switching quantity or pulse signals, the system comprises a CPU, a control module, a data acquisition module, a wireless transmission module, an Internet of things broken line continuous transmission system, an Internet of things broken line continuous transmission uploading system and an Internet of things broken line issuing system, wherein the CPU is connected with the control module through a bus, the control module supports analog quantity adjustment or switching value control, the data acquisition module is connected with the control module through the bus, the CPU is connected with the wireless transmission module through a serial port, the wireless transmission module supports a TCP or UDP protocol, the Internet of things broken line continuous transmission system further comprises an Internet of things broken line continuous transmission uploading system and an Internet of things broken line issuing system, the Internet of things broken line continuous transmission uploading system comprises an Internet of things terminal ID number; the internet of things disconnection issuing system comprises an internet of things terminal ID number, a control command and user issuing control command time, a cloud server establishes a user control command buffer pool for each internet of things terminal, the system stores collected data and collected time, the data in a disconnection time period can be sent to a cloud server after the network is recovered, control reliability is enhanced, and the internet of things disconnection continuous transmission system aims to reduce the influence of instability or disconnection of a wireless network on the internet of things system and ensure that the internet of things terminal data are not lost and the control command is not invalid.
Example 2
As shown in fig. 3, an internet of things broken line continuous transmission method in an internet of things broken line continuous transmission system includes an internet of things broken line continuous transmission uploading method and an internet of things broken line continuous transmission issuing method, and the internet of things broken line continuous transmission uploading method includes the following steps: (1) the internet of things broken line continuous transmission uploading system comprises an internet of things terminal ID number, a signal real-time value and acquisition time, wherein the internet of things terminal has a fixed signal acquisition period, and the data real-time value and the acquisition time are recorded when data are acquired; after each signal acquisition cycle of the Internet of things terminal is finished, judging whether the network of the Internet of things terminal and the cloud server is normal or not according to the Socket connection state of TCP or UDP, if so, forming a protocol packet by the ID number of the Internet of things terminal, a signal real-time value and acquisition time and sending the protocol packet to the cloud server, if not, storing the acquired signal real-time value and the acquisition time in a Flash of a CPU module in a queue mode, and after the Internet of things terminal and the cloud server are re-connected, forming the protocol packet by the ID number of the Internet of things terminal, the signal real-time value and the acquisition time and sending the protocol packet to the cloud server.
The internet of things broken line continuous transmission issuing method comprises the following steps: (1) the Internet of things disconnection issuing system comprises an Internet of things terminal ID number, a control command and user issuing control command time, and the cloud server end establishes a user control command buffer pool for each Internet of things terminal; after receiving a user control command, the cloud server side judges whether the command is abnormal according to the Socket connection state of TCP or UDP, if the command is not abnormal, a control command request is sent to the Socket connection, if a response of the equipment control command is received, the communication network with the equipment is judged to be normal, the control command is directly issued, if the command is abnormal, the time for issuing the control command by the control command and the user is pressed in a command buffer pool of the Internet of things terminal, and the control command is issued after the Internet of things terminal is connected with the cloud server again.
According to the invention, wireless broken network data is not lost, the internet of things terminal can be influenced by different wireless network environments when working normally to cause network interruption, the internet of things broken line continuous transmission system ensures that the acquired data and the acquisition time are stored, and the data in the broken line time period can be sent to the cloud server after the network is recovered, so that the control reliability is enhanced; the control command has a memory function, so that if the network is unstable when the user issues the control command, the control command cannot be lost, and once the internet of things terminal and the cloud server network are recovered to be normal, the cached control command can be issued, so that the control reliability is enhanced; the influence of network disconnection on an Internet of things system is reduced; the system aims to reduce the influence of instability or disconnection of a wireless network on the Internet of things system and ensure that terminal data of the Internet of things is not lost and a control command is not invalid.
Claims (4)
1. The utility model provides a thing networking broken string continuous transmission system, includes thing networking terminal, carries out data communication's cloud server end through wireless transmission mode with thing networking terminal, its characterized in that: the system comprises an Internet of things terminal ID number, a signal real-time value and acquisition time, wherein the Internet of things terminal has a fixed signal acquisition period, and the data real-time value and the acquisition time are recorded when data are acquired; the Internet of things disconnection issuing system comprises an Internet of things terminal ID number, a control command and user issuing control command time, and the cloud server end establishes a user control command buffer pool for each Internet of things terminal; each Internet of things terminal has a unique ID number, data communication is carried out with the cloud server end through wireless transmission modes such as GPRS and NB-IOT, connection is initiatively initiated, the cloud server end identifies each Internet of things terminal through the ID number, the cloud server end opens a fixed port number, the Internet of things terminal establishes TCP or UDP connection with the cloud server end through the port number, and data analysis, storage and control command issuing are supported.
2. The internet of things disconnection and continuation system according to claim 1, wherein: the internet of things terminal comprises a data acquisition module, a CPU module, a control module and a wireless transmission module, wherein the data acquisition module is connected with the control module through a bus and the CPU module, the CPU module is connected with the wireless transmission module through a serial port, and the wireless transmission module supports a TCP (transmission control protocol) or UDP (user datagram protocol) protocol.
3. An internet of things offline continuous transmission method of the internet of things offline continuous transmission system according to any one of claims 1 to 2, characterized in that: the internet of things broken line continuous transmission uploading method comprises the following steps: (1) after each signal acquisition cycle of the Internet of things terminal is finished, judging whether the network of the Internet of things terminal and the cloud server is normal or not according to the Socket connection state of TCP or UDP, if so, forming a protocol packet by the ID number of the Internet of things terminal, a signal real-time value and acquisition time and sending the protocol packet to the cloud server, if not, storing the acquired signal real-time value and the acquisition time in a Flash of a CPU module in a queue mode, and after the Internet of things terminal and the cloud server are re-connected, forming the protocol packet by the ID number of the Internet of things terminal, the signal real-time value and the acquisition time and sending the protocol packet to the cloud server.
4. The internet of things disconnection continuation method according to claim 3, wherein: the internet of things broken line continuous transmission issuing method comprises the following steps: (1) after receiving a user control command, the cloud server side judges whether the command is abnormal according to the Socket connection state of TCP or UDP, if the command is not abnormal, a control command request is sent to the Socket connection, if a response of the equipment control command is received, the communication network with the equipment is judged to be normal, the control command is directly issued, if the command is abnormal, the time for issuing the control command by the control command and the user is pressed in a command buffer pool of the Internet of things terminal, and the control command is issued after the Internet of things terminal is connected with the cloud server again.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911321072.5A CN111010443A (en) | 2019-12-19 | 2019-12-19 | Internet of things broken line continuous transmission system and internet of things broken line continuous transmission method thereof |
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| CN201911321072.5A CN111010443A (en) | 2019-12-19 | 2019-12-19 | Internet of things broken line continuous transmission system and internet of things broken line continuous transmission method thereof |
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Cited By (5)
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| CN111711272A (en) * | 2020-06-28 | 2020-09-25 | 青岛鼎鼎安全技术有限公司 | Cloud electricity meter system based on Internet of things intelligent circuit breaker and control method |
| CN112702427A (en) * | 2020-12-23 | 2021-04-23 | 武汉湖江科技有限公司 | Industrial internet data synchronization system |
| CN112702403A (en) * | 2020-12-17 | 2021-04-23 | 深圳市新国都通信技术有限公司 | Intelligent service connection method based on re-networking and communication module |
| CN113804216A (en) * | 2021-08-30 | 2021-12-17 | 浙江吉利控股集团有限公司 | Method and device for calculating driving mileage, electronic equipment and storage medium |
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