CN213601371U

CN213601371U - Data acquisition device based on loRa communication

Info

Publication number: CN213601371U
Application number: CN202023069654.XU
Authority: CN
Inventors: 李丹
Original assignee: Sichuan Zhishu Intelligent Technology Co ltd
Current assignee: Sichuan Zhishu Intelligent Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-07-02
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a data acquisition device based on loRa communication, include: the system comprises at least one terminal node, a gateway and a data processing module, wherein the terminal node is used for amplifying a received analog signal, converting the analog signal into a digital signal and then wirelessly transmitting the digital signal to the gateway; and the gateway is in wireless communication connection with the terminal node through the LoRa wireless data transmission module and is used for uploading data sent by the terminal node to a network and forwarding instructions and data returned by the network to the terminal node. The device provided by the utility model, remote wireless transmission ability has, the wireless data transmission under the specially adapted complex environment provides more probably for environmental data's collection, control under the complex environment, has improved data acquisition's efficiency and convenience, more makes things convenient for operating personnel remote monitoring equipment running state, also makes things convenient for the maintenance of maintainer remote monitoring equipment behind the environmental data is unusual.

Description

Data acquisition device based on loRa communication

Technical Field

The utility model belongs to the technical field of the thing networking, concretely relates to data acquisition device based on loRa communication.

Background

With the increase of various portable communication devices and industrial electric appliances, new demands for short-distance wireless and mobile communication have been made, which makes short-distance wireless communication extraordinarily prominent, and thus various hot spot technologies including Wireless Local Area Network (WLAN), wireless fidelity (Wi-Fi), Zigbee, and spread spectrum communication technology (LoRa) have been successively appeared. The development of the LR-WPAN (wireless personal area network-wireless personal area network) is promoted by the LoRa as a novel long-distance wireless communication technology, and the device based on the LoRa wireless communication can be widely applied to the fields of industrial control, home automation, medical care, intelligent agriculture, consumer electronics, remote control and the like. In the modern management mode of wisdom agricultural, wisdom city, wisdom environmental protection, need gather operational environment, especially under the complex environment multiple information such as gas content, temperature, humidity in space, but can not satisfy wireless monitoring devices under the complex environment yet on the existing market.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a data acquisition device based on loRa communication.

The utility model discloses the technical scheme who adopts does: a data acquisition device based on loRa communication includes:

the system comprises at least one terminal node, a gateway and a data processing module, wherein the terminal node is used for amplifying a received analog signal, converting the analog signal into a digital signal and then wirelessly transmitting the digital signal to the gateway;

and the gateway is in wireless communication connection with the terminal node through the LoRa wireless data transmission module and is used for uploading data sent by the terminal node to a network and forwarding instructions and data returned by the network to the terminal node.

As an optional technical solution, the terminal node further includes an amplifying circuit, a first power circuit and a second power circuit, the amplifying circuit is electrically connected to the LoRa wireless data transmission module, an output end of the first power circuit is connected to a power input end of the LoRa wireless data transmission module and an input end of the second power circuit, and an output end of the second power circuit is connected to a power input end of the amplifying circuit.

As an optional technical solution, the LoRa wireless data transmission module includes an F8L10D-N chip.

As an optional technical solution, the amplifying circuit includes an AD8608 chip.

As an optional technical solution, the first power supply circuit includes a power supply chip TPS54202 DDCR.

As an optional technical scheme, the second power supply circuit comprises a voltage stabilizer AMS117-3.3 and a filter circuit which are connected.

As an optional technical solution, the device further includes a sensor for collecting environmental data, a signal output end of the sensor is connected to a signal input end of the terminal node, and the sensor includes, but is not limited to, a temperature sensor and a humidity sensor.

The utility model has the advantages that: the device provided by the utility model, remote wireless transmission ability has, the wireless data transmission under the specially adapted complex environment, for environmental data's collection under the complex environment, the control provides more probably, its usable multiple instrument or sensor monitoring environment data and through the wireless host computer that sends of loRa wireless data transmission module, multiple environmental data's wireless collection has been realized, data acquisition's efficiency and convenience have been improved, more make things convenient for operating personnel remote monitoring equipment running state, also make things convenient for the maintenance of the long-range equipment after monitoring environmental data is unusual of maintainer.

Drawings

Fig. 1 is a schematic circuit block diagram of a data acquisition device based on LoRa communication.

Fig. 2 is a circuit diagram of an LoRa wireless data transmission module in an example embodiment.

Fig. 3 is a circuit diagram of an amplification circuit in an example embodiment.

Fig. 4 is a circuit diagram of a first power supply circuit in an example embodiment.

Fig. 5 is a circuit diagram of a second power supply circuit in an example embodiment.

Fig. 6 is a circuit diagram of a terminal and connector assembly of an exemplary embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example (b):

as shown in fig. 1, a data acquisition device based on LoRa communication includes:

at least one terminal node 10, configured to amplify and convert a received analog signal into a digital signal, and wirelessly send the digital signal to a gateway 20, where the terminal node 10 includes an LoRa wireless data transmission module 101;

at least one gateway 20, connected to the terminal node 10 through the LoRa wireless data transmission module 101 in a wireless communication manner, and configured to upload data sent from the terminal node 10 to the network 30, and forward an instruction and data returned by the network 30 to the terminal node 10.

As an optional implementation manner, the terminal node 10 further includes an amplifying circuit 102, a first power circuit 103, and a second power circuit 104, where the amplifying circuit 102 is electrically connected to the LoRa wireless data transmission module 101, an output terminal of the first power circuit 103 is connected to a power input terminal of the LoRa wireless data transmission module 101 and an input terminal of the second power circuit 104, and an output terminal of the second power circuit 104 is connected to a power input terminal of the amplifying circuit 102.

As an alternative embodiment, the LoRa wireless data transmission module 101 includes a F8L10D-N chip, and a circuit diagram thereof is shown in fig. 2. The amplifying circuit 102 includes an AD8608 chip, and its circuit diagram is shown in fig. 3. The first power circuit 103 comprises a power chip TPS54202DDCR, and a circuit diagram thereof is shown in FIG. 4. The second power supply circuit 104 comprises a voltage regulator AMS117-3.3 and a filter circuit connected thereto, and is shown in fig. 5. The terminal node 10 further includes a connection terminal MKDSN1.5/2-5.08 connected to the power chip TPS54202DDCR, a connection terminal MKDSN1.5/3-5.08 connected to the AD8608 chip, and a connector XA2.54-4A connected to the F8L10D-N chip, as shown in fig. 6.

As an alternative embodiment, the apparatus further comprises a sensor 40 for collecting environmental data, a signal output of the sensor 40 is connected to a signal input of the terminal node 10, and the sensor 40 includes, but is not limited to, a temperature sensor and a humidity sensor.

In this application, data transmission to terminal node 10 with sensor 40 collection, amplifier circuit 102 through terminal node 10 enlargies the back and sends to the wireless data transmission module 101 of loRa, the wireless data transmission module 101 of loRa embeds the analog-to-digital conversion function, the analog signal who sends amplifier circuit 102 converts the digital signal back wireless transmission to gateway 20, upload to network 30 through gateway 20, realize remote monitoring, the wireless data transmission module 101 of loRa adopts F8L10D-N chip, it has long-range wireless transmission ability, the wireless data transmission under the specially adapted complex environment, for the collection of environmental data under the complex environment, the control provides more probably.

At present, equipment for acquiring environmental data in a complex environment is generally transmitted by a wired device, the types of interfaces are not many, the equipment cannot adapt to various different equipment, the wired transmission construction is difficult, the cost is high, and the maintenance is inconvenient. The utility model discloses an usable multiple instrument of data acquisition device or sensor monitoring environment data and through the wireless host computer that sends of loRa wireless data transmission module 101, realized multiple environmental data's wireless collection, improved data acquisition's efficiency and convenience, more make things convenient for operating personnel remote monitoring equipment running state, also make things convenient for the maintenance of the long-range equipment after monitoring the environmental data is unusual of maintainer.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The utility model provides a data acquisition device based on loRa communication which characterized in that includes:

2. The data acquisition device based on LoRa communication of claim 1, wherein: the terminal node further comprises an amplifying circuit, a first power circuit and a second power circuit, the amplifying circuit is electrically connected with the LoRa wireless data transmission module, the output end of the first power circuit is connected with the power input end of the LoRa wireless data transmission module and the input end of the second power circuit, and the output end of the second power circuit is connected with the power input end of the amplifying circuit.

3. The data acquisition device based on LoRa communication according to claim 1 or 2, wherein: the LoRa wireless data transmission module comprises an F8L10D-N chip.

4. The data acquisition device based on LoRa communication of claim 2, wherein: the amplifying circuit comprises an AD8608 chip.

5. The data acquisition device based on LoRa communication of claim 2, wherein: the first power supply circuit comprises a power supply chip TPS54202 DDCR.

6. The data acquisition device based on LoRa communication of claim 2, wherein: the second power supply circuit comprises a voltage regulator AMS117-3.3 and a filter circuit connected.

7. The data acquisition device based on LoRa communication of claim 1, wherein: the device also comprises a sensor used for collecting environmental data, wherein the signal output end of the sensor is connected with the signal input end of the terminal node, and the sensor comprises a temperature sensor and a humidity sensor.