CN201786626U - Logic control system for air compressor - Google Patents
Logic control system for air compressor Download PDFInfo
- Publication number
- CN201786626U CN201786626U CN2010205292380U CN201020529238U CN201786626U CN 201786626 U CN201786626 U CN 201786626U CN 2010205292380 U CN2010205292380 U CN 2010205292380U CN 201020529238 U CN201020529238 U CN 201020529238U CN 201786626 U CN201786626 U CN 201786626U
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- air compressor
- module
- control system
- logic control
- processor module
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Abstract
The utility model provides a logic control system for an air compressor. The logic control system comprises a processor module, a power supply module, a constant-speed air compressor control unit, and a variable-speed air compressor control unit, wherein a constant-speed air compressor and a variable-speed air compressor are controlled by the processor module through a digital value I/O module and an analogue value I/O module respectively, so as to achieve the purpose that the constant-speed air compressor and the variable-speed air compressor in the same air compressor unit can be controlled simultaneously, and linkage control of air compressors of various brands and models in the same air compressor unit can be realized. The pressure information in a compressed air convey pipeline of a compressed air system can be acquired by the processor module through a transducer, and serves as feedback information to control the rotational speed of the variable-speed air compressor, so that the variable-speed air compressor can be controlled intelligently. The air compressor logic control system further comprises a human-computer interface module, and the processor module receives input orders of the human-computer interface module, so that the air compressors of various types and brands in the same machine unit can be controlled.
Description
Technical field
The utility model relates to air compressor control field, is specifically related to a kind of air compressor logic control system.
Background technique
Along with the develop rapidly of modernization industry, the continuous expansion of process units scale, it is complicated that production technology and industrial process are tending towards, also more and more higher to the integrated requirement of enterprise's production automation and various information.Logic control system obtains industrial quarters user's favor with its high reliability, high-performance, decentralized control, concentrated supervision and management function.
The pneumatics unit is controlled by logic control system, can improve unit operation efficient and safety in operation greatly.And the prior art of modern industry production field can only realize the control respectively of constant speed air compressor and speed change air compressor to the logic control of pneumatics unit, can't realize simultaneously in same pneumatics unit control in constant speed air compressor and the speed change air compressor.Simultaneously, different brands and dissimilar air compressors can't be incorporated into enforcement interlock control in the same pneumatics unit in the existing pneumatics unit control.
The model utility content
In view of this,, the utility model proposes a kind of air compressor logic control system, solved in the existing pneumatics unit control and constant speed air compressor and speed change air compressor can't be incorporated into the problem of implementing control in the same pneumatics unit in order to address the above problem.
The purpose of this utility model is achieved in that the air compressor logic control system, comprises processor module, power module, constant speed air compressor control unit, speed change air compressor control unit; The output terminal of described power module is electrically connected with the power input of processor module; Described constant speed air compressor control unit comprises digital quantity I/O module, and processor module is used for being electrically connected with the constant speed air compressor by digital quantity I/O module; Speed change air compressor control unit comprises analog amount I/O module, transmitter and final controlling element, processor module is electrically connected with transmitter and final controlling element respectively by analog amount I/O module, the sensing element end of transmitter is used to be positioned in the conveying compressed air line chamber of compressed air system, and the actuator of final controlling element is used for being electrically connected with the speed change air compressor.
Further, described air compressor logic control system also comprises human-computer interface module, and the data terminal of described human-computer interface module is electrically connected with the data terminal of processor module;
Further, described transmitter is a pressure transmitter;
Further, described final controlling element is an electric actuator.
The beneficial effects of the utility model are: processor is controlled constant speed air compressor and speed change air compressor by digital quantity I/O module and analog amount I/O module respectively, reached the purpose of controlling constant speed air compressor and speed change air compressor in same pneumatics unit simultaneously; Solved simultaneously in the existing pneumatics unit control and different brands and dissimilar air compressors can't be incorporated into the problem of implementing interlock control in the same pneumatics unit; Processor obtains to carry in the compressed air system pressure in the compressed air line to control speed change air compressor rotating speed as feedback information by transmitter, has realized the control intellectuality of speed change air compressor; Adopt human-computer interface module and processor module electric connection mode, can receive the external command input and constant speed, speed change air compressor are carried out external command control at same unit.
Description of drawings
In order to make the purpose of this utility model, technological scheme and advantage clearer, the utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the control schematic representation of air compressor logic control system to air compressor.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.
The air compressor logic control system comprises processor module 2, digital quantity I/O module 3, analog amount I/O module 6, power module 5, human-computer interface module 1, transmitter 7 and final controlling element 8.The output terminal of power module 5 is electrically connected with the power input of processor module 2; Human-computer interface module 1 is electrically connected with processor module 2, transmits extraneous input control order to processor module 2; Processor module 2 is used for being electrically connected with constant speed air compressor 4 by digital quantity I/O module 3; Processor module 2 is electrically connected with transmitter 7 and final controlling element 8 respectively by analog amount I/O module 6, the sensing element end of transmitter 7 is used to be positioned in the conveying compressed air line chamber of compressed air system 9, and the actuator of final controlling element 8 is used for being electrically connected with speed change air compressor 10.
In pneumatics unit working procedure, processor module 2 obtains air compressor work by digital quantity I/O module 3 from constant speed air compressor 4 and starts situation, and control constant speed air compressor 4 starts or stops.
The sensing element end that is positioned over the transmitter 7 in the conveying compressed air line chamber of compressed air system 9 obtains pressure signal, be sent to processor module 2 by analog amount I/O module 6, by processor module 2 by contrast, computing, processing, and make judgement, send control command by analog amount I/O module 6 to final controlling element 8 again, by the rotating speed of final controlling element 8 control speed change air compressors 10.
The utility model is controlled processor respectively by digital quantity I/O module 3 and 6 pairs of constant speed air compressors 4 of analog amount I/O module and speed change air compressor 10, reached the purpose of controlling constant speed air compressor 4 and speed change air compressor 10 in same pneumatics unit simultaneously; The utility model can link in same pneumatics unit and control different brands and dissimilar air compressors.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model the utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (4)
1. the air compressor logic control system is characterized in that: comprise processor module, power module, constant speed air compressor control unit, speed change air compressor control unit; The output terminal of described power module is electrically connected with the power input of processor module; Described constant speed air compressor control unit comprises digital quantity I/O module, and processor module is used for being electrically connected with the constant speed air compressor by digital quantity I/O module; Speed change air compressor control unit comprises analog amount I/O module, transmitter and final controlling element, processor module is electrically connected with transmitter and final controlling element respectively by analog amount I/O module, the sensing element end of transmitter is used to be positioned in the conveying compressed air line chamber of compressed air system, and the actuator of final controlling element is used for being electrically connected with the speed change air compressor.
2. air compressor logic control system as claimed in claim 1 is characterized in that: described air compressor logic control system also comprises human-computer interface module, and the data terminal of described human-computer interface module is electrically connected with the data terminal of processor module.
3. air compressor logic control system as claimed in claim 2 is characterized in that: described transmitter is a pressure transmitter.
4. air compressor logic control system as claimed in claim 3 is characterized in that: described final controlling element is an electric actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205292380U CN201786626U (en) | 2010-09-15 | 2010-09-15 | Logic control system for air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205292380U CN201786626U (en) | 2010-09-15 | 2010-09-15 | Logic control system for air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201786626U true CN201786626U (en) | 2011-04-06 |
Family
ID=43818591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205292380U Expired - Lifetime CN201786626U (en) | 2010-09-15 | 2010-09-15 | Logic control system for air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201786626U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050634A (en) * | 2016-08-11 | 2016-10-26 | 福建景丰科技有限公司 | Air compressor group control system and control method thereof |
| CN106917742A (en) * | 2017-05-05 | 2017-07-04 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of air compressor energy-saving amount monitoring system and amount of energy saving remote upload method |
| CN111623593A (en) * | 2020-06-09 | 2020-09-04 | 山东冰轮海卓氢能技术研究院有限公司 | Intelligent unit system for freezing, refrigerating and refrigerating system and control method thereof |
-
2010
- 2010-09-15 CN CN2010205292380U patent/CN201786626U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050634A (en) * | 2016-08-11 | 2016-10-26 | 福建景丰科技有限公司 | Air compressor group control system and control method thereof |
| CN106917742A (en) * | 2017-05-05 | 2017-07-04 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of air compressor energy-saving amount monitoring system and amount of energy saving remote upload method |
| CN111623593A (en) * | 2020-06-09 | 2020-09-04 | 山东冰轮海卓氢能技术研究院有限公司 | Intelligent unit system for freezing, refrigerating and refrigerating system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110406 |