CN215068842U

CN215068842U - Internet of things information interaction experimental device based on cloud platform

Info

Publication number: CN215068842U
Application number: CN202121190591.5U
Authority: CN
Inventors: 刘维周; 林为传; 王小正; 刘源; 王嘉敏
Original assignee: Nanjing Xiaozhuang University
Current assignee: Nanjing Xiaozhuang University
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-07
Anticipated expiration: 2031-05-31

Abstract

The utility model belongs to the technical field of experimental equipment, and discloses an internet of things information interaction experimental device based on a cloud platform, wherein an embedded single chip microcomputer, Bluetooth, a 4G, GPRS signal transmission module, a Wi-Fi signal transmission module and a PCB mainboard of a Beidou function module are fixed in an experimental box through screws; the side of the experimental box is embedded with a plurality of UART interfaces, the UART interfaces are connected with a Beidou antenna through connecting lines, and the main control single chip microcomputer is connected with the display screen, the control keys, the external Flash memory and the power manager. The utility model integrates the heterogeneous information transmission modules into a whole, and stores the heterogeneous information and data in the cloud end by developing the Ali cloud platform database, thereby realizing the interaction and sharing of the heterogeneous information and data; three novel Internet of things experiment platforms with different information transmission distances are constructed, and convenient, flexible and personalized Internet of things technology experiments and environments which are not limited by time, space and geographical conditions are provided.

Description

Internet of things information interaction experimental device based on cloud platform

Technical Field

The utility model belongs to the technical field of the experimental facilities, especially, relate to an mutual experimental apparatus of thing networking information based on cloud platform.

Technical Field

In the wave of current information technology, internet of things obtains quick development, and the thing networking makes the utility model discloses a life is more convenient, and work is more high-efficient. The internet of things means that connection between people, between people and between objects can be realized within the network coverage range. They are combined to form an information transmission channel through the internet and different wireless local area networks to realize specific functions. However, in practical application, due to the fact that application scenes are varied, network structures are diverse, and performances are different, cost and effects of system construction are affected.

Specifically, the existing internet of things experimental platform has the following problems and defects:

(1) the information fusion function is lacked for different wireless sensing networks;

(2) the requirements of students on developing personalized experiments cannot be met.

The difficulty in solving the above problems and defects is:

(1) constructing a hardware platform integrating multiple wireless sensor networks, and analyzing different network protocols in real time;

(2) and developing a cloud platform database, and fusing information and data of different wireless sensing networks.

The significance of solving the problems and the defects is as follows:

(1) by developing an STM32 embedded system, different network protocols are analyzed in real time, the obstacles that the wireless sensing network has multiple structures, different performances and information and data cannot be communicated are overcome, and a platform is provided for students to learn different wireless sensing network technologies;

(2) an Ariicloud platform database is developed through a hardware platform, and different wireless sensor network information data are fused and managed, so that data sharing is facilitated;

(3) because information and data are exchanged on the cloud platform, students can flexibly and conveniently develop personalized internet of things technical experiments and researches without the limitation of time, space and region.

SUMMERY OF THE UTILITY MODEL

To the problem that prior art exists, the utility model provides an mutual experimental apparatus of thing networking information based on cloud platform.

The utility model discloses a realize like this, a mutual experimental apparatus of thing networking information based on cloud platform is provided with:

an experimental box;

an embedded main control single chip microcomputer, a Bluetooth information transmission module, a Wi-Fi information transmission module, a 4G & GPRS & NB information transmission module and a Beidou functional module PCB mainboard are fixed in the experiment box through screws;

the side surface of the experimental box is embedded with a plurality of UART interfaces, and the UART interfaces are connected with a Beidou antenna through connecting lines.

Furthermore, the main control embedded single chip microcomputer is connected with a display screen, a control key, an external Flash memory and a power supply manager through a connecting circuit.

Combine foretell all technical scheme, the utility model discloses the advantage that possesses and positive effect are: the utility model discloses a big dipper, bluetooth, Wi-Fi, GPRS and 4G module can realize the communication function of far away, well, nearly three kinds of distances, and wherein the big dipper is remote, and bluetooth, Wi-Fi module are closely, and GPRS and 4G module are well distance. In some remote areas, such as deserts, mountainous areas, islands and the like, the purpose of information and data transmission can be achieved without the limitation of a base station, and meanwhile, the Beidou communication has the characteristic of low cost and has good practical value.

The utility model discloses an embedded master control singlechip is to big dipper module and bluetooth module, Wi-Fi module, 4G & GPRS & NB module communication protocol's analytic processing to and through the call to the cloud platform database, realize the two-way communication function between information fusion and experimental box and the experimental box. The utility model discloses both can develop the individual experiment of different modules at the experimental box, can develop the special experiment of the bimodulus communication between big dipper, bluetooth, Wi-Fi, 4G and the GPRS again. The developed experimental projects can be systematically learned from multiple aspects such as experimental principles, experimental requirements, experimental purposes, hardware circuits, source codes, experimental analysis and the like, and the method is favorable for helping students understand the Internet of things system and training the engineering practice ability of the students.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.

Fig. 1 is the embodiment of the utility model provides an outer structure engineering drawing of thing networking information interaction experimental apparatus based on cloud platform.

Fig. 2 is a circuit diagram of the beidou TM8650 module provided in the embodiment of the present invention.

Fig. 3 is a circuit diagram of a 4G & GPRS & NB module according to an embodiment of the present invention.

Fig. 4 is a circuit diagram of SDRAM & FLASH & SD & microsub modules according to an embodiment of 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 further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Problem to prior art existence, the utility model provides an mutual experimental apparatus of thing networking information based on cloud platform, it is right to combine the figure below the utility model discloses do detailed description.

The embodiment of the utility model provides an embedded main control singlechip, bluetooth signal transmitter, 4G & GPRS & NB signal transmitter, Wi-Fi signal transmitter and big dipper short message transmission function module are fixed in the experimental box in the Internet of things information interaction experimental apparatus based on the cloud platform through screws; the side of the experimental box is embedded with a plurality of UART interfaces, and the UART interfaces are connected with a Beidou antenna through connecting lines.

The embedded main control single chip microcomputer is connected with the display screen, the control keys, the external Flash memory and the power supply manager through a connecting circuit.

The embodiment of the utility model provides an in the model that the singlechip adopted be STM32F429IGT6, STM32F429IGT6 have high performance, low-cost, low-power consumption, can tailor the characteristic of function, tailors according to the demand is nimble, brings very big facility for development and application. In addition, the STM32 series single-chip microcomputer is a simpler and easy-to-learn embedded system, is more economical and practical compared with other single-chip microcomputers, and is a good platform for students to learn the embedded system. STM32F429IGT6 controls Wi-Fi module and realizes the communication of experimental box, changes the useful data that big dipper agreement received into the data structure that the utility model needs, then changes the TCP/IP agreement that Wi-Fi was changeed to the serial ports and sends to the mobile provider and send to arri cloud monitoring software again. The cloud monitoring platform can open a TCP/IP network debugging assistant, configure a server and a port, and can acquire data sent by the experimental box through Wi-Fi and remotely control the data. And connecting the computer and the experimental box by using a serial port line, and then connecting the ST LINK to the JTAG interface through a USB line to complete the connection of the experimental box and the computer. The experimental box and the big dipper correspond TX, RX and RNSS respectively through three lines and are connected, and the antenna does not need to be placed in an obstacle manner.

As shown in fig. 2,

pins

2 and 4 in the beidou TM8650 module circuit are respectively connected to RX and TX, which means that the RDSS transmits and receives information through USART2, i.e. serial port 2.

Pins

1 and 3 are connected to RX1 and TX1, respectively, which indicate that the RDSS transmits and receives information through USART4, i.e., serial port 4. In a remote communication experiment, a Beidou short message communication module needs to be connected, so that double-module remote communication among Bluetooth, Wi-Fi and GPRS is realized. To big dipper communication, the utility model discloses will connect the antenna part of big dipper, work as the utility model discloses when connecting big dipper antenna, will notice the correspondence between the connector. Furthermore the utility model discloses a pc end pair procedure burns and writes, the utility model discloses still need operate according to the information prompt button of OLED display screen.

As shown in FIG. 3, the 4G/GPRS signal transmitter in the implementation of the present invention adopts a WH-LTE-7S4 module, and the WH-LTE-7S4 module is a core module in an experimental box, which is a full-function communication module integrating LCC packaging, four-band GSM \ GPRS and advanced algorithm GNSS engine. Has the characteristic of low power consumption and supports the TCP/IP protocol. The module is connected with STM32F429IGT6 through USART6, namely a serial port 6. The single module needs to use the LED lamp, the OLED screen, the buzzer, the key and the like. Messages are sent and data are received via GPRS in the STM32F429IGT6 control module.

As shown in fig. 4, the embedded main control single chip microcomputer is connected with the display screen, the control keys, the external Flash memory and the power manager through a connecting circuit. The display screen is used for displaying key prompt information and experimental results of the debugging process, the array keyboard is used for inputting information and debugging control of the debugging process, and the Flash memory stores a protocol analysis program, an experimental box cloud platform database calling program and the like.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be covered within the protection scope of the present invention by those skilled in the art within the technical scope of the present invention.

Claims

1. The utility model provides an mutual experimental apparatus of thing networking information based on cloud platform which characterized in that, mutual experimental apparatus of thing networking information based on cloud platform is provided with:

an experimental box;

an embedded main control single chip microcomputer, a Bluetooth information transmission module, a Wi-Fi information transmission module, a 4G & GPRS & NB information transmission module and a PCB main board of a Beidou functional module are fixed in the experimental box through screws;

2. The Internet of things information interaction experimental device based on the cloud platform as claimed in claim 1, wherein the embedded main control single chip microcomputer is connected with a display screen, control keys, an external Flash memory and a power supply manager through a connecting line.

3. The Internet of things information interaction experimental device based on the cloud platform as claimed in claim 1, wherein the 4G & GPRS transmits information data acquired by different sensor networks to a cloud database, so that heterogeneous information and data fusion and interactive transmission are realized.