CN112068477A

CN112068477A - Data acquisition control equipment

Info

Publication number: CN112068477A
Application number: CN202011071113.2A
Authority: CN
Inventors: 唐升; 张展培; 丁舒钧; 荣延平
Original assignee: Zhuhai City Dongyao Enterprise Co ltd
Current assignee: Zhuhai City Dongyao Enterprise Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2020-12-11

Abstract

The invention discloses and provides acquisition control equipment which is reasonable in design, saves cost, improves application efficiency, reduces project implementation complexity and can realize large-quantity data acquisition. The system comprises a data acquisition host (1) and at least one acquisition module (2), wherein the data acquisition host (1) is connected with the acquisition module (2), each acquisition module (2) is connected with at least one sensor (3), and the data acquisition host (1) is in wired or wireless connection with at least one acquisition module (2). The present invention relates to the field of data acquisition.

Description

Data acquisition control equipment

Technical Field

The invention relates to the field of data acquisition, in particular to data acquisition control equipment.

Background

In numerous collection control system, the collection system is mostly built by adopting the PLC mode, the mode is high in cost and long in construction period, and meanwhile, the PLC is mostly imported, so that the collection system is easily restricted by people. When the PLC scheme is adopted, technicians accumulated by certain technologies are required to participate in the project implementation stage, and the labor cost of the project is greatly increased. Most of the traditional acquisition systems are connected in a wired mode, and wireless connection is not supported when wired connection is adopted, so that the requirements are difficult to meet in some special application occasions. In view of the above, there is a need to design a new collection control device to solve the above problems.

Disclosure of Invention

The invention aims to solve the technical problem of perfecting the existing application mode, provides the acquisition control equipment which has the advantages of reasonable design, cost saving, improvement on application efficiency, reduction in project implementation complexity and capability of realizing large-quantity data acquisition, and can provide a plurality of pieces of equipment with high efficiency and low cost for the acquisition control system and other related industries.

The technical scheme adopted by the invention is as follows: the invention comprises a data acquisition host and at least one acquisition module, wherein the data acquisition host is connected with the acquisition module, each acquisition module is connected with at least one sensor, and the data acquisition host is in wired or wireless connection with at least one acquisition module.

Furthermore, the data acquisition host comprises a wired/wireless data communication module, a sensor interface communication module, a host power module, an MCU and a data storage module, wherein the MCU is respectively connected with the wired/wireless data communication module, the sensor interface communication module and the data storage module, the wired/wireless data communication module is responsible for being connected with the acquisition module and receiving signals uploaded by the acquisition module, and the sensor interface communication module receives signals uploaded by each sensor of the acquisition module.

Still further, the number of collection module is a plurality of, collection module is 485 collection module, AIO collection module, DIO collection module and/or humiture collection module.

In addition, the data acquisition host computer also comprises a wired interface, and the wired interface is in communication connection with the background server platform.

More specifically, when the acquisition module is a 485 acquisition module, the sensor is a sensor with a 485 interface.

When the acquisition module is an AIO acquisition module, the sensor is a sensor with an AIO interface.

When the acquisition module is a DIO acquisition module, the sensor is a sensor with a DIO interface.

When the acquisition module is a temperature and humidity acquisition module, the sensor is a temperature sensor or a humidity sensor.

The invention has the beneficial effects that: according to the invention, the data acquisition host is arranged, the arranged data acquisition host can realize wired or wireless connection of multiple paths of acquisition modules, each path of acquisition module can be connected with multiple paths of sensors, and can be expanded according to requirements, and the expansion is flexible, so that the whole equipment is distributed in a pyramid shape, the data acquisition of a large number of sensors can be realized, the use efficiency is improved, the line resources are fully utilized, and the data acquisition system can also adapt to wired or wireless occasions, so that the data acquisition system has better applicability; in addition, the pyramid-shaped structure is reasonable in design, array type copying configuration can be achieved, project implementation complexity is greatly reduced, cost is greatly saved, and application efficiency of equipment is improved.

In addition, the data acquisition host computer also comprises a wired interface, and the wired interface is in communication connection with the background server platform. Therefore, through the setting of the wired interface, the parameters of the whole equipment can be upgraded and configured through the background server platform, so that the equipment is continuously updated, and the requirement of technical development is met.

Drawings

FIG. 1 is a schematic view of the connection structure of the present invention;

fig. 2 is a simple block diagram of the data acquisition host.

Detailed Description

As shown in fig. 1, the device comprises a data acquisition host 1 and at least one acquisition module 2, wherein the data acquisition host 1 is connected with the acquisition module 2, each acquisition module 2 is connected with at least one sensor 3, and the data acquisition host 1 is in wired or wireless connection with at least one acquisition module 2.

The data acquisition host 1 comprises a wired/wireless data communication module 11, a sensor interface communication module 12, a host power supply module 13, an MCU 14 and a data storage module 15, the MCU 14 is respectively connected with the wired/wireless data communication module 11, the sensor interface communication module 12 and the data storage module 15, the wired/wireless data communication module 11 is responsible for being connected with the acquisition module 2 and receiving signals uploaded by the acquisition module 2, and the sensor interface communication module 12 receives signals of each sensor uploaded by the acquisition module 2. The number of the acquisition modules 2 is a plurality, the acquisition modules 2 are connected with the data acquisition host 1 in a wired or wireless mode, the acquisition modules 2 are 485 acquisition modules, AIO acquisition modules, DIO acquisition modules and/or temperature and humidity acquisition modules, but not limited to the above listed modules, and the types and the number of the acquisition modules can be selected according to the specific conditions of the project. The data acquisition host 1 further comprises a wired interface, the wired interface supports connection with a background server platform in a wired mode, meanwhile, the wired or wireless interface is adopted to be connected with the acquisition modules 2, one data acquisition host 1 supports connection with a plurality of the acquisition modules 2, and each acquisition module 2 supports connection with a plurality of sensors.

In the invention, the data acquisition host 1 supports a wired interface and a wireless interface, and supports simultaneous connection of a plurality of acquisition modules through the wired interface or connection of a plurality of acquisition modules through the wireless interface, and one data acquisition host 1 can support connection of at most 250 acquisition modules 2. Each device has a unique identification ID, and the configuration list can be used for adding the managed collection module ID to the collection host management list.

When the acquisition module 2 is a 485 acquisition module, the 485 acquisition module is used for connecting a sensor with a 485 interface, the 1-way 485 interface can be connected with a plurality of 485 sensors, parameters of the plurality of sensors can be set in a configuration list, the parameters of the sensors comprise 485 addresses, register addresses, data lengths, data types and the like, and the 485 acquisition module acquires corresponding sensor data by scanning the parameters regularly. The 485 acquisition module reports the data to the data acquisition host 1 of the previous stage through a wired or wireless interface.

When the collection module is a DIO collection module, the DIO collection module is used for connecting a sensor with a DIO interface, such as a water pump, a fan, a switch and the like. DI in the DIO collection module can gather the on-off state of equipment such as switch, fan, and DO interface in the DIO collection module can connect equipment such as fan, water pump. The DIO acquisition module controls the corresponding switch device by receiving the switch control instruction of the acquisition host, and reports the state of the DI interface to the data acquisition host 1.

When the acquisition module is an AIO acquisition module, the AIO acquisition module is used for connecting a sensor with an AIO interface, such as a gas sensor of the AIO interface. The AIO interface current range is set to 0-20mA or 4-20mA via the configuration list, and the range of sensor data can be set. The AIO acquisition module calculates the real data of the sensor by reading the current value of the sensor and the set parameters, and reports the real data to the data acquisition host through a wired or wireless interface.

When the acquisition module is the humiture acquisition module, it can be used to the humiture of measurement environment to can realize multichannel temperature and humidity measurement. According to the invention, the temperature and humidity modules can be installed at different positions according to requirements, and the temperature and humidity modules measure the temperature and humidity of the environment in real time and report the temperature and humidity to the data acquisition host through a wired or wireless interface.

The wired interface of the data acquisition host 1 can also be used for connecting a background service system, reporting field acquired data and equipment conditions to a background, and simultaneously receiving a control instruction of the background and controlling field equipment through an acquisition module.

In the invention, the data acquisition host can be provided with a plurality of data acquisition hosts according to the scale of a project, and different data acquisition hosts are connected with and manage different acquisition modules, so that the data acquisition host can be suitable for a larger-scale acquisition control system. The invention has reasonable design, saves cost, improves application efficiency, reduces project implementation complexity and can realize large-quantity data acquisition. The invention can be used for various acquisition systems and Internet of things systems, and can cover industrial control, intelligent culture and the like.

Claims

1. A data acquisition control device characterized by: the intelligent monitoring system comprises a data acquisition host (1) and at least one acquisition module (2), wherein the data acquisition host (1) is connected with the acquisition module (2), each acquisition module (2) is connected with at least one sensor (3), and the data acquisition host (1) is in wired or wireless connection with the at least one acquisition module (2).

2. A data acquisition control apparatus according to claim 1, characterized in that: the data acquisition host (1) comprises a wired/wireless data communication module (11), a sensor interface communication module (12), a host power module (13), an MCU (14) and a data storage module (15), wherein the MCU (14) is respectively connected with the wired/wireless data communication module (11), the sensor interface communication module (12) and the data storage module (15) are connected, the wired/wireless data communication module (11) is responsible for being connected with the acquisition module (2) and receiving signals uploaded by the acquisition module (2), and the sensor interface communication module (12) receives signals of each sensor uploaded by the acquisition module (2).

3. A data acquisition control apparatus according to claim 2, characterized in that: the number of the acquisition modules (2) is a plurality of, and the acquisition modules (2) are 485 acquisition modules, AIO acquisition modules, DIO acquisition modules and/or temperature and humidity acquisition modules.

4. A data acquisition control apparatus according to claim 2, characterized in that: the data acquisition host (1) further comprises a wired interface, and the wired interface is in communication connection with the background server platform.

5. A data acquisition control apparatus according to claim 3, characterized in that: when the acquisition module (2) is a 485 acquisition module, the sensor (3) is a sensor with a 485 interface.

6. A data acquisition control apparatus according to claim 3, characterized in that: when the acquisition module (2) is an AIO acquisition module, the sensor (3) is a sensor with an AIO interface.

7. A data acquisition control apparatus according to claim 3, characterized in that: when the acquisition module (2) is a DIO acquisition module, the sensor (3) is a sensor with a DIO interface.

8. A data acquisition control apparatus according to claim 3, characterized in that: when the acquisition module (2) is a temperature and humidity acquisition module, the sensor (3) is a temperature sensor or a humidity sensor.