CN210924893U

CN210924893U - Data acquisition device

Info

Publication number: CN210924893U
Application number: CN202020254722.0U
Authority: CN
Inventors: 蔡涛; 张金鹏; 张天扬; 肖桐
Original assignee: China Tower Co Ltd
Current assignee: China Tower Co Ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-07-03
Anticipated expiration: 2030-03-04

Abstract

The utility model provides a data acquisition device, include: power module, mainboard, antenna and narrowband thing networking NB-IoT communication module, wherein: the first end of the power supply module is connected with the first end of the mainboard, the first end of the NB-IoT communication module is connected with the second end of the mainboard, the second end of the NB-IoT communication module is connected with the antenna, the mainboard is provided with a direct current analog quantity input/switching value input AI/DI acquisition module and a serial port acquisition module, the AI/DI acquisition module and the serial port acquisition module are used for data acquisition, and the NB-IoT communication module and the antenna are used for data transmission. Due to the arrangement of the NB-IoT communication module, the applicability of the data acquisition device can be improved.

Description

Data acquisition device

Technical Field

The embodiment of the utility model provides a relate to communication field, especially relate to a data acquisition device.

Background

With the development of communication technology, the miniaturization of base stations is in the trend. Generally, the coverage area of the miniaturized base station is wide, but the data collected by the miniaturized base station depends on wired transmission and high-speed mobile network transmission, the outdoor miniaturization effect of the miniaturized base station is poor, and the energy consumption of the miniaturized base station is high. Therefore, the existing data acquisition device has poor applicability.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a data acquisition device has solved the relatively poor problem of current data acquisition device suitability.

In order to achieve the above object, an embodiment of the present invention provides a data acquisition device, including: power module, mainboard, antenna and narrowband thing networking (Narrow Band Internet of Things, NB-IoT for short) communication module, wherein:

the first end of the power supply module is connected with the first end of the mainboard, the first end of the NB-IoT communication module is connected with the second end of the mainboard, the second end of the NB-IoT communication module is connected with the antenna, the mainboard is provided with a direct current Analog Input/digital output (AI/DI) acquisition module and a serial port acquisition module, the AI/DI acquisition module and the serial port acquisition module are used for data acquisition, and the NB-IoT communication module and the antenna are used for data transmission.

Optionally, power module is provided with power conversion module, panel, stand-by power supply and self-heating battery module, power conversion module's first end connection, power conversion module's second end is connected the first end of panel, the second end of panel does power module's first end, the third end of panel is connected stand-by power supply, the fourth end of panel is connected self-heating battery module, power conversion module is used for the step-down, the panel be used for doing the mainboard power supply, self-heating battery module is used for heating the panel.

Optionally, the motherboard is provided with a lightning protection voltage stabilizing module, a photoelectric isolation module, and a central processing Unit (CPU for short), a first end of the AI/DI acquisition module is connected to a second end of the lightning protection voltage stabilizing module, a first end of the lightning protection voltage stabilizing module is connected to a second end of the photoelectric isolation module, a first end of the photoelectric isolation module is connected to the CPU, the lightning protection voltage stabilizing module is used for overvoltage protection of a port of the AI/DI acquisition module, and the photoelectric isolation module is used for isolating an input signal and an output signal.

Optionally, the lightning protection voltage stabilization module is provided with a gas discharge tube.

Optionally, the first end of the serial port acquisition module is connected to the second end of the lightning protection voltage stabilizing module, and the NB-IoT communication module is connected to the second end of the lightning protection voltage stabilizing module.

Optionally, the power conversion module is provided with a Direct Current power supply voltage reducer (Direct Current-Direct Current, abbreviated as DC-DC) and an Alternating Current-Direct Current voltage reducer (Alternating Current-Direct Current, abbreviated as AC-DC).

One of the above technical solutions has the following advantages or beneficial effects:

Drawings

Fig. 1 is a schematic block diagram of a data acquisition device according to an embodiment of the present invention;

fig. 2 is a schematic block diagram of another data acquisition device according to an embodiment of the present invention;

fig. 3 is a circuit diagram of a lightning protection voltage regulator module according to an embodiment of the present invention;

fig. 4 is a schematic block diagram of another data acquisition device according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a data transmission scheme of a data acquisition device according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, an embodiment of the present invention provides a data acquisition device, including: power module, mainboard, antenna and narrowband thing networking NB-IoT communication module, wherein:

the first end of the power supply module is connected with the first end of the mainboard, the first end of the NB-IoT communication module is connected with the second end of the mainboard, the second end of the NB-IoT communication module is connected with the antenna, the mainboard is provided with a direct current analog quantity input/switching value input AI/DI acquisition module and a serial port acquisition module, the AI/DI acquisition module and the serial port acquisition module are used for data acquisition, and the NB-IoT communication module and the antenna are used for data transmission.

Wherein, AI DI collection module can have two way AI DI ports, and serial ports collection module can have two way serial ports, for example: two RS485 serial ports, wherein RS485 is a serial port model; the AI/DI port and the serial port pass through the surge common mode +/-3 KA and differential mode +/-2 KA grades, and the common mode +/-3 KA and the differential mode +/-2 KA represent the grade of the protection capacity of the AI/DI port and the serial port when the AI/DI port and the serial port are in overvoltage.

In this embodiment, the first end of the power supply module is connected to the first end of the motherboard, the first end of the NB-IoT communication module is connected to the second end of the motherboard, the second end of the NB-IoT communication module is connected to the antenna, and the motherboard is provided with the dc analog input/switching value input AI/DI acquisition module and the serial port acquisition module. Thus, the application of the data acquisition device is improved due to the arrangement of the NB-IoT communication module.

Optionally, as shown in fig. 1, the power supply module is provided with a power conversion module, a battery panel, a standby power supply and an automatic heating battery module, the first end of the power conversion module is connected to the power supply, the second end of the power conversion module is connected to the first end of the battery panel, the second end of the battery panel is the first end of the power supply module, the third end of the battery panel is connected to the standby power supply, the fourth end of the battery panel is connected to the automatic heating battery module, the power conversion module is used for reducing voltage, the battery panel is used for supplying power to the main board, and the automatic heating battery module is used for heating the battery panel.

Wherein, self-heating battery module can be used for under low temperature environment for the panel heating, guarantees that power module normally supplies power for the mainboard, and stand-by power supply can be the battery, and power conversion module can convert high voltage power supply into low voltage power supply.

In this embodiment, power module is provided with power conversion module, panel, stand-by power supply and self-heating battery module, and power conversion module's first end is connected, and the first end of panel is connected to power conversion module's second end, and the second end of panel is power module's first end, and stand-by power supply is connected to the third end of panel, and self-heating battery module is connected to the fourth end of panel, has improved data acquisition device's reliability.

Optionally, as shown in fig. 2, the main board is provided with a lightning protection voltage stabilizing module, a photoelectric isolation module and a central processing unit CPU, a first end of the AI/DI acquisition module is connected to a second end of the lightning protection voltage stabilizing module, a first end of the lightning protection voltage stabilizing module is connected to a second end of the photoelectric isolation module, a first end of the photoelectric isolation module is connected to the CPU, the lightning protection voltage stabilizing module is used for overvoltage protection of a port of the AI/DI acquisition module, and the photoelectric isolation module is used for isolating an input signal and an output signal.

The lightning protection voltage stabilizing module can avoid overvoltage damage to a port (namely, an AI/DI port) of the AI/DI acquisition module, the photoelectric isolation module can avoid interference of an input signal and an output signal, the input signal can be communication data acquired by the AI/DI port, and the output signal can be an instruction transmitted to the AI/DI acquisition module by the CPU.

In this embodiment, the mainboard is provided with lightning protection voltage stabilizing module, optoelectronic isolation module and central processing unit CPU, and AI/DI collection module's first end links to each other with lightning protection voltage stabilizing module's second end, and lightning protection voltage stabilizing module's first end links to each other with optoelectronic isolation module's second end, and optoelectronic isolation module's first end links to each other with CPU. The lightning protection voltage stabilizing module and the photoelectric isolation module are arranged, so that the reliability of the data acquisition device can be further improved.

Optionally, as shown in fig. 3, the lightning protection voltage stabilization module is provided with a gas discharge tube.

Wherein, U1 can be the power control chip in the power conversion module, and gas discharge tube L1 can be the lightning protection, and resistance R64 can the current-limiting steady voltage, and when the electric current passed through resistance R64, 2V judged for high voltage, and 0.8V judged for low-voltage, carries out steady voltage protection during the high pressure.

In this embodiment, the lightning protection voltage stabilization module is provided with a gas discharge tube, so that the reliability of the data acquisition device is further improved.

Optionally, as shown in fig. 4, a first end of the serial port acquisition module is connected to a second end of the lightning protection voltage regulator module, and the NB-IoT communication module is connected to the second end of the lightning protection voltage regulator module.

The embodiment of the utility model provides an in, serial ports collection module's first end links to each other with lightning protection voltage stabilizing module's second end, and NB-IoT communication module links to each other with lightning protection voltage stabilizing module's second end, has further improved data acquisition device's reliability.

Optionally, the power conversion module is provided with a DC power supply voltage reducer DC-DC and an AC-to-DC voltage reducer AC-DC.

The alternating current-to-direct current voltage reducer AC-DC can convert 220V alternating voltage into 3.3V voltage, 5V voltage and 12V voltage, the 3.3V voltage can supply power for the CPU, and the 5V voltage can supply power for the AI/DI acquisition module and the serial port acquisition module.

In the embodiment of the utility model provides an in, power conversion module is provided with direct current power supply step-down transformer DC-DC and exchanges and change direct current step-down transformer AC-DC, has further improved data acquisition device's reliability.

A process of data acquisition and transmission is performed according to a specific embodiment, as shown in fig. 5, fig. 5 is a schematic diagram of a data transmission scheme of a data acquisition apparatus, wherein an equipment interface module performs interface driving and communication functions with sensing equipment. The equipment interface module loads different driving modules according to different physical interfaces. Generating different equipment interfaces including a master-slave question-answer and simplex-duplex communication mode module group according to the frame distinguishing mode of the used communication equipment and protocol; non-master-slave question-answer, duplex communication mode module group; an Input Output (IO) port module group, and the like. The multi-protocol adaptive engine technology is used for accessing and analyzing one or more protocols under the sensor networks of different application scenes, and provides interactive service data input for a protocol adaptation layer. The engine downloads the self-adaptive protocol cluster from the adaptation platform, and adopts the fuzzy recognition technology to realize the protocol adaptation with the front-end sensing equipment, thereby achieving the protocol conversion, equipment local interconnection and remote control among different types of sensing networks. The sensing equipment model defines a group of parameters and a method, defines the attributes and behaviors of the front-end accessed sensor and the intelligent equipment, and establishes the equipment image of the specific sensor and the intelligent equipment, so that the Internet of things access gateway can conveniently obtain the data attributes and the control parameters accessed by the front-end sensor and the intelligent equipment. And the data preprocessing module is used for finishing functions of removing incomplete data, removing data with format and content errors, removing data with logic errors, removing redundant data, performing data correlation check and the like, and ensuring the integrity, consistency and correctness of the data. And the data processing module completes the processing and analysis of the acquired data with the semantics of the alarm and data processing rules. The functions of calculating, filtering, associating, combining and the like of the collected data and the alarm data are realized by configuring the semantics of the alarm and the data processing rule and loading the semantics to the data processing module. The adaptive platform data interface completes the interface function of the data acquisition unit and the adaptive platform, and realizes the functions of configuration and control, uploading acquired data and alarm messages and the like through the adaptive platform.

In the embodiment, the binding, the initialization configuration, the unbinding and the configuration modification of the acquisition device and the monitored miniaturized base station can be carried out through a mobile terminal (such as a mobile phone); the acquisition device is connected with the management platform through the NB-IoT communication module to register on the adaptation platform, and after the adaptation platform sends registration confirmation information to the management platform, the adaptation platform management interface can check the monitoring state information of the registered acquisition device. After the acquisition device of each miniaturized base station is registered and normally operates with the adaptation platform, the adaptation platform can report the registration information of the miniaturized base station and the acquisition device to the monitoring center in real time, and the monitoring center performs protocol conversion through the middleware of the adaptation platform to realize transmission and report of acquired data.

Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.

It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.

The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.

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 person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A data acquisition device, comprising: power module, mainboard, antenna and narrowband thing networking NB-IoT communication module, wherein:

2. The data acquisition device as claimed in claim 1, wherein the power supply module is provided with a power conversion module, a battery panel, a standby power supply and an automatic heating battery module, a first end of the power conversion module is connected with a power supply, a second end of the power conversion module is connected with a first end of the battery panel, a second end of the battery panel is a first end of the power supply module, a third end of the battery panel is connected with the standby power supply, a fourth end of the battery panel is connected with the automatic heating battery module, the power conversion module is used for reducing voltage, the battery panel is used for supplying power to the main board, and the automatic heating battery module is used for heating the battery panel.

3. The data acquisition device as claimed in claim 1, wherein the motherboard is provided with a lightning protection voltage stabilization module, a photoelectric isolation module and a Central Processing Unit (CPU), a first end of the AI/DI acquisition module is connected with a second end of the lightning protection voltage stabilization module, a first end of the lightning protection voltage stabilization module is connected with a second end of the photoelectric isolation module, a first end of the photoelectric isolation module is connected with the CPU, the lightning protection voltage stabilization module is used for overvoltage protection of a port of the AI/DI acquisition module, and the photoelectric isolation module is used for isolating input signals and output signals.

4. A data acquisition device in accordance with claim 3, wherein said lightning protection surge module is provided with a gas discharge tube.

5. The data acquisition device according to claim 3, wherein the first end of the serial port acquisition module is connected to the second end of the lightning protection voltage regulator module, and the NB-IoT communication module is connected to the second end of the lightning protection voltage regulator module.

6. The data acquisition device as claimed in claim 2, wherein the power conversion module is provided with a DC power step-down converter DC-DC and an AC to DC step-down converter AC-DC.