CN208621940U - A kind of air compressor machine clustered control gateway - Google Patents
A kind of air compressor machine clustered control gateway Download PDFInfo
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- CN208621940U CN208621940U CN201821347019.3U CN201821347019U CN208621940U CN 208621940 U CN208621940 U CN 208621940U CN 201821347019 U CN201821347019 U CN 201821347019U CN 208621940 U CN208621940 U CN 208621940U
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- air compressor
- compressor machine
- module
- control gateway
- clustered control
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Abstract
The utility model discloses a kind of air compressor machine clustered control gateways, including central processing unit, digital quantity input module, relay driving module, Analog input mModule, EEPROM data memory module, RS-485 communication module and CAN communication module；The digital quantity input module, relay driving module, Analog input mModule, EEPROM data memory module, RS-485 communication module and CAN communication module are connect with central processing unit.The device data of different brands model, is summarized as general data, and provide the MODBUS RTU data-interface of standard for PLC by the communication control that most of air compressor machine and its relevant device on the market can be covered by the utility model.Therefore the program of the PLC automated system of air compressor machine station can realize standardization, improve the general applicability of PLC program, while decreasing the PLC automatic System Commissioning time.
Description
Technical field
The utility model belongs to the technical field of air compressor machine control, and in particular to a kind of air compressor machine clustered control gateway.
Background technique
Air compressor machine is the device for converting mechanical energy into gas pressure energy, is the pressure generator of compressed air, in work
It is a kind of very common and important power device in industry；The normal operation of air compressor machine has been normally carried out very to industrial
Important meaning.
Can all there be more than one air compressor machine in the air compressor machine station of a usual factory, while also can be simultaneously in station
There are the equipment for after-treatments of air compressor machine, such as cooling driers, dryer, and in addition there are also relevant sensings on compressed air pipe
Device, such as pressure sensor, flowmeter, dew point hygrometer.For the stable gas pressure of compressed air, air compressor machine station is realized and is automated
Monitoring be necessary, at present usually using PLC system realize air compressor machine station automation control.
However, brand, the model of air compressor machine, sensor on the market are various, it must be for every when writing program using PLC
A specific air compressor machine station equipment carries out the customization of signal procedure, under the debugging efficiency of automated system is very low.
Therefore, it is necessary to provide a set of control gateway as middleware, between PLC and air compressor machine station equipment to mention
The universality and debugging efficiency of high PLC program.
Utility model content
The shortcomings that the main purpose of the utility model is to overcome the prior arts and insufficient, provide a kind of reliable performance, from
The high air compressor machine clustered control gateway of dynamicization degree can cover the communication of most of air compressor machine and its relevant device on the market, will
The device data of different brands model is summarized as general data, and provides the MODBUS RTU data-interface of standard for PLC.
In order to achieve the above object, the utility model uses following technical scheme:
The air compressor machine clustered control gateway of the utility model, including central processing unit, for input cooling driers, dryer,
The digital quantity input module of water pump, cooling tower and valve passive number signal, for controlling cooling driers, dryer, water pump, cooling
The relay driving module of tower and valve start and stop, for receiving the simulation of temperature, pressure, flow and dew point transducer current signal
Input module is measured, for storing EEPROM data memory module, the CAN for communicating with CAN air compressor machine of gateway setting data
Communication module and RS-485 communication module；The digital quantity input module, relay driving module, Analog input mModule,
EEPROM data memory module, CAN communication module and RS-485 communication module are connect with central processing unit.
The RS-485 communication module is connect by RS-485 bus all the way with outside PLC as a preferred technical solution,
It is connect by another way RS-485 bus with air compressor machine, centrifugal air compressor, multifunction electric meter and flowmeter.
The central processing unit uses STM32F103VE single-chip microcontroller as a preferred technical solution,.
The digital quantity input module uses TLP521 optic coupling element as a preferred technical solution,.
The relay output module includes Darlington transistor ULN2003 and relay element as a preferred technical solution,.
The internal logic electricity that the analog output module is carried using central processing unit as a preferred technical solution,
Road.
The EEPROM data memory module uses AT24C256 chip as a preferred technical solution,.
The RS-485 communication module uses MAX485 chip as a preferred technical solution,.
The CAN communication module uses TJA1042T chip as a preferred technical solution,.
The utility model compared with prior art, is had the following advantages and beneficial effects:
1, the air compressor machine clustered control gateway of the utility model can cover most of air compressor machine and its relevant device on the market
Communication control, the device data of different brands model is summarized as to general data, and provide the MODBUS of standard for PLC
RTU data-interface.Therefore the program of the PLC automated system of air compressor machine station can realize standardization, improve the general of PLC program
All over applicability, while decreasing the PLC automatic System Commissioning time.
2, most 10 screw air compressors, 6 centrifugations can be achieved at the same time in the air compressor machine clustered control gateway of the utility model
The communication control of air compressor machine, 20 multifunction electric meters, 10 flowmeters, 10 cooling driers, 10 dryers, 6 analog quantity instrument
System, greatly improves work efficiency.
Detailed description of the invention
Fig. 1 is the principle schematic diagram of this air compressor machine clustered control gateway.
Fig. 2 is the application principle schematic diagram of this air compressor machine clustered control gateway.
Fig. 3 is the circuit theory schematic diagram of this air compressor machine clustered control gateway digital amount input module.
Fig. 4 is the circuit theory schematic diagram of this air compressor machine clustered control gateway relay driving module.
Fig. 5 is the circuit theory schematic diagram of air compressor machine clustered control gateway simulation amount input module.
Fig. 6 is the circuit theory schematic diagram of this air compressor machine clustered control gateway EEPROM data memory module.
Fig. 7 is the circuit theory schematic diagram of this air compressor machine clustered control gateway RS-485 communication module.
Fig. 8 is the circuit theory schematic diagram of this air compressor machine clustered control gateway CAN communication module.
Specific embodiment
The present invention will be further described in detail with reference to the embodiments and the accompanying drawings, but the implementation of the utility model
Mode is without being limited thereto.
Embodiment
As shown in Figure 1, a kind of air compressor machine clustered control gateway of the present embodiment, including central processing unit, digital quantity input mould
Block, relay driving module, Analog input mModule, EEPROM data memory module, RS-485 communication module and CAN communication mould
Block；The digital quantity input module, relay driving module, Analog input mModule, EEPROM data memory module, RS-485
Communication module and CAN communication module are connect with central processing unit respectively.
The central processing unit, for handling and digital quantity input module, relay driving module, analog input mould
The data that block, EEPROM data memory module, RS-485 communication module, CAN communication module are transmitted.
The digital quantity input module is mainly used for inputting cooling driers, dryer, water pump, cooling tower and valve passive digital
Word amount output signal, output signal include but is not limited to operating status, fault alarm etc.；The digital quantity input module at most can be defeated
Enter 12 road passive number signals.
The relay driving module, for controlling the start and stop of cooling driers, dryer, water pump, cooling tower, valve, at most
Exportable 12 railway digital signal.
The Analog input mModule, for receive temperature, pressure, flow, dew point transducer current signal, at most may be used
Input 6 tunnel analog signals.
The EEPROM data memory module, for storing the user setup data of gateway, baud rate including each equipment,
The data such as data bit, stop position, parity check bit, station number, model.
There are two purposes for the RS-485 communication module:
(1), by RS-485 bus with connect the man-machine interfaces such as touch screen, PLC or industrial personal computer, touch screen/PLC or industry control
Machine can be realized by the data protocol and gateway of standard and be communicated, and be controlled to realize to air compressor machine station equipment.
(2) real by equipment such as RS-485 bus connecting screw air compressor machine, centrifugal air compressor, multifunction electric meter, flowmeters
The on-scene communication of existing gateway and above equipment.
The CAN communication module is used to connect the air compressor machine communicated using CAN bus, realizes the scene of gateway and the equipment
Communication.
The present embodiment air compressor machine clustered control gateway can be achieved at the same time most 10 screw air compressors, 6 centrifugal air compressors,
20 multifunction electric meters, 10 flowmeters, 10 cooling driers, 10 dryers, 6 analog quantity instrument communication control.Such as Fig. 2
It is shown, connect by 1 road RS-485 bus with PLC, by another 1 road RS-485 bus and most 10 screw air compressors, 6 from
Heart air compressor machine, 20 multifunction electric meters, 10 flowmeter connections；By digital quantity input module, digital output module with it is cold
Dry machine, dryer, water pump, cooling tower, valve connection；It is connect by Analog input mModule with most 6 roads analog sensor；
It is at most connect with 10 CAN air compressor machines by CAN communication module, realizes the networking of air compressor machine station.
As shown in figure 3, the digital quantity input module is realized using TLP521 optic coupling element in the present embodiment.
As shown in figure 4, the relay driving module uses Darlington transistor ULN2003 and relay member in the present embodiment
Part is realized.
As shown in figure 5, the Analog input mModule realizes detection function by electric resistance partial pressure in the present embodiment.
As shown in fig. 6, the EEPROM data memory module is realized using AT24C256 chip in the present embodiment, use
I2C hardware interface realizes communication.
As shown in fig. 7, the RS-485 communication module is realized using MAX485 chip, hard using UART in the present embodiment
Part interface realizes communication.
As shown in figure 8, the CAN communication module is realized using TAJ1042T chip in the present embodiment, controlled using CAN
Device hardware interface realizes communication.
Principle when this air compressor machine clustered control gateway uses are as follows:
PLC connects air compressor machine clustered control gateway by RS-485 interface, and configuration includes baud rate, the data of each equipment
Position, stop position, parity check bit, station number, model, the data such as range of each analog sensor, after the completion of configuration, gateway starts
The facility information reading of different brands model is stored in corresponding register back, realizes facility information to PLC's by work
Generalization.
PLC reads corresponding register in gateway by standard MODBUS rtu protocol, and the information that equipment can be realized is read
Take function；PLC carries out write operation to register specific in gateway, and the control function of equipment can be realized.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (9)
1. a kind of air compressor machine clustered control gateway, which is characterized in that including central processing unit, for input cooling driers, dryer,
The digital quantity input module of water pump, cooling tower and valve passive number signal, for controlling cooling driers, dryer, water pump, cooling
The relay driving module of tower and valve start and stop, for receiving the simulation of temperature, pressure, flow and dew point transducer current signal
Input module is measured, for storing EEPROM data memory module, the CAN for communicating with CAN air compressor machine of gateway setting data
Communication module and RS-485 communication module；The digital quantity input module, relay driving module, Analog input mModule,
EEPROM data memory module, CAN communication module and RS-485 communication module are connect with central processing unit.
2. air compressor machine clustered control gateway according to claim 1, which is characterized in that the RS-485 communication module passes through
RS-485 bus is connect with outside PLC all the way, passes through another way RS-485 bus and air compressor machine, centrifugal air compressor, multi-functional electricity
Table and flowmeter connection.
3. air compressor machine clustered control gateway according to claim 1, which is characterized in that the central processing unit uses
STM32F103VE single-chip microcontroller.
4. air compressor machine clustered control gateway according to claim 1, which is characterized in that the digital quantity input module uses
TLP521 optic coupling element.
5. air compressor machine clustered control gateway according to claim 1, which is characterized in that the relay output module includes
Darlington transistor ULN2003 and relay element.
6. air compressor machine clustered control gateway according to claim 1, which is characterized in that the analog output module uses
The included internal logic circuit of central processing unit.
7. air compressor machine clustered control gateway according to claim 1, which is characterized in that the EEPROM data memory module
Using AT24C256 chip.
8. air compressor machine clustered control gateway according to claim 1 or 2, which is characterized in that the RS-485 communication module
Using MAX485 chip.
9. air compressor machine clustered control gateway according to claim 1, which is characterized in that the CAN communication module uses
TJA1042T chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821347019.3U CN208621940U (en) | 2018-08-21 | 2018-08-21 | A kind of air compressor machine clustered control gateway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821347019.3U CN208621940U (en) | 2018-08-21 | 2018-08-21 | A kind of air compressor machine clustered control gateway |
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| Publication Number | Publication Date |
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| CN208621940U true CN208621940U (en) | 2019-03-19 |
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| CN201821347019.3U Active CN208621940U (en) | 2018-08-21 | 2018-08-21 | A kind of air compressor machine clustered control gateway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027582A (en) * | 2019-04-10 | 2019-07-19 | 中车大连机车研究所有限公司 | Locomotive air conditioner universal intelligent control device |
-
2018
- 2018-08-21 CN CN201821347019.3U patent/CN208621940U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027582A (en) * | 2019-04-10 | 2019-07-19 | 中车大连机车研究所有限公司 | Locomotive air conditioner universal intelligent control device |
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Address after: 510000 101, 201, 302, 303, No. 30, Qingfeng Road, Shawan street, Panyu District, Guangzhou City, Guangdong Province Patentee after: Ellide (Guangdong) Intelligent Technology Co.,Ltd. Address before: No.13-1, building 13, No.11, Baishan Road, Zhongcun street, Panyu District, Guangzhou, Guangdong 511495 Patentee before: GUANGZHOU AIRLEADER AUTOMATION TECHNOLOGY CO.,LTD. |