CN211205389U

CN211205389U - Multi-channel intelligent data acquisition perception measurement terminal

Info

Publication number: CN211205389U
Application number: CN201922456424.XU
Authority: CN
Inventors: 郭昌华; 吴军; 阮成功; 叶剑南
Original assignee: Fujian Akuu Power Service Data Technology Co ltd
Current assignee: Fujian Akuu Power Service Data Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-07
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a multi-channel intelligent data acquisition perception measurement terminal, which is characterized by comprising a central control module, a power module, an acquisition module, a communication module and a display module; the central control module is respectively connected with the power supply module, the acquisition module, the communication module, the electric parameter module and the display module; the system also comprises a watchdog module and a data storage module; the watchdog module is connected with an I/O interface of the central control module; and the data storage module is connected with the SPI interface. The utility model discloses it is compatible high, satisfy the application of various scenes, still possess local storage function, internal integration DTU communication function is difficult to lose data.

Description

Multi-channel intelligent data acquisition perception measurement terminal

Technical Field

The utility model belongs to the technical field of the monitoring, concretely relates to terminal is measurationed to multichannel intelligence data acquisition perception.

Background

At present, a plurality of feeder nodes are arranged in a medium-low voltage power distribution cabinet, each node needs to be monitored in electric parameters and temperature, a large number of multifunctional meters and temperature collectors are needed, the remaining space of the general power distribution cabinet is limited, and the monitoring and collecting equipment is difficult to be laid down. Even the block terminal space, a large amount of equipment also are difficult to guarantee that the locating position is neat and the line accords with the standard with walking. In addition, effective control, work cooperativity and stability of a large number of different monitoring and collecting devices are difficult to guarantee.

Disclosure of Invention

In view of this, the utility model aims at providing a terminal is measurationed to multichannel intelligence data acquisition perception realizes that the protection level is high, and processing speed is fast, and the operation is reliable and stable.

In order to realize the purpose, the utility model adopts the following technical scheme:

a multi-channel intelligent data acquisition perception measurement terminal comprises a central control module, a power supply module, an acquisition module, a communication module and a display module; the central control module is respectively connected with the power supply module, the acquisition module, the communication module, the electric parameter module and the display module; the system also comprises a watchdog module and a data storage module; the watchdog module is connected with an I/O interface of the central control module; and the data storage module is connected with the SPI interface.

Further, the acquisition module comprises a current transformer and a temperature sensor which are fixedly matched and connected with each other at a terminal, and a temperature and humidity sensor, an illumination sensor, a water sensor and an air PM2.5 sensor which are externally connected through a universal interface.

The wireless communication system comprises a communication module, a data acquisition module and a data acquisition module, wherein the communication module comprises wired communication and wireless communication, the wired communication acquires field meter data to a terminal through an RS-485 interface, the acquired data is sent to a concentrator through an Ethernet interface, the wireless communication adopts 2G and 4G modules to upload the terminal data to a cloud platform database, and an L oRa module is adopted to read data of field acquisition equipment or data of a L oRa meter.

Furthermore, the display module is composed of a 7-inch configuration screen and is connected with the central control module through a serial port.

Furthermore, the electric parameter module is communicated with the central control module through an RS-485 interface, and the electric parameter module is connected with an external current transformer.

Further, the temperature sensor is a digital temperature sensor.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses integrated complete electric parameter metering module of exclusive multichannel and temperature acquisition module, it is compatible high, satisfy the application of various scenes, still possess local storage function, inside integrated DTU communication function is difficult to under the special circumstances and loses data.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention;

fig. 2 is an electric control unit according to an embodiment of the present invention;

fig. 3 is a temperature control unit according to an embodiment of the present invention;

fig. 4 is a single chip module according to an embodiment of the present invention;

FIG. 5 is an RS-485 module according to an embodiment of the present invention;

fig. 6 is a wireless communication module according to an embodiment of the present invention;

fig. 7 is an interface module according to an embodiment of the present invention;

fig. 8 is an interface circuit of the acquisition module according to an embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and the embodiments.

Please refer to fig. 1, which illustrates an embodiment of a multi-channel intelligent data acquisition sensing measurement terminal, including a central control module, a power module, an acquisition module, a communication module, and a display module; the central control module is respectively connected with the power supply module, the acquisition module, the communication module, the electric parameter module and the display module; the system also comprises a watchdog module and a data storage module; the watchdog module is connected with an I/O interface of the central control module; and the data storage module is connected with the SPI interface.

In this embodiment, the control module adopts a single chip microcomputer, and is internally provided with a plurality of serial ports, an SPI interface, an I/O interface, a clock interface and a power interface.

In this embodiment, the acquisition module includes current transformer, voltage transformer and the temperature sensor that the fixed collocation of terminal is connected to reach environmental sensor such as external temperature and humidity sensor, light sensor, water logging sensor and air PM2.5 sensor through general interface.

In the embodiment, the communication module comprises wired communication and wireless communication, the wired communication transmits collected data to the adjacent concentrator through an RS-485 interface, and the wireless communication adopts 2G, 4G and L oRa and is selected according to different application occasions and requirements on data transmission.

In this embodiment, the display module is composed of a 7-inch configuration screen, and is connected with the central control module through a serial port. The collected data can be displayed on the screen in real time, and meanwhile, the system can be subjected to related inquiry and setting operations through the screen.

In this embodiment, the electric parameter module and the central control module communicate with each other through an RS-485 interface, and the electric parameter module is connected to an external current transformer and can provide parameters such as three-phase voltage, current, power factor, frequency, and the like.

In the present embodiment, the temperature sensor is a digital temperature sensor. The temperature measurement module can accurately collect the temperature range of-55-125 ℃ by being connected with an external digital temperature sensor.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims

1. A multi-channel intelligent data acquisition perception measurement terminal is characterized by comprising a central control module, a power supply module, an acquisition module, a communication module and a display module; the central control module is respectively connected with the power supply module, the acquisition module, the communication module, the electric parameter module and the display module; the terminal also comprises a watchdog module and a data storage module; the watchdog module is connected with an I/O interface of the central control module; and the data storage module is connected with the SPI interface.

2. The multi-channel intelligent data acquisition perception measurement terminal of claim 1, wherein: the acquisition module comprises a current transformer, a voltage transformer and a temperature sensor which are fixedly matched and connected with the terminal, and a temperature and humidity sensor, an illumination sensor, a water sensor and an air PM2.5 sensor which are externally connected through a universal interface.

3. The multi-channel intelligent data acquisition perception measurement terminal as claimed in claim 1, wherein the communication module includes wired communication and wireless communication, the wired communication transmits acquired data to adjacent concentrators through RS-485 interfaces, and the wireless communication adopts 2G, 4G and L oRa.

4. The multi-channel intelligent data acquisition perception measurement terminal of claim 1, wherein: the display module is composed of a 7-inch configuration screen and is connected with the central control module through a serial port.

5. The multi-channel intelligent data acquisition perception measurement terminal of claim 1, wherein: the electric parameter module is communicated with the central control module through an RS-485 interface, and the electric parameter module is connected with an external current transformer.

6. The multi-channel intelligent data acquisition perception measurement terminal of claim 2, wherein: the temperature sensor adopts a digital temperature sensor.