CN209859000U - Large PLC system for resisting harsh environment - Google Patents
Large PLC system for resisting harsh environment Download PDFInfo
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- CN209859000U CN209859000U CN201921041371.9U CN201921041371U CN209859000U CN 209859000 U CN209859000 U CN 209859000U CN 201921041371 U CN201921041371 U CN 201921041371U CN 209859000 U CN209859000 U CN 209859000U
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Abstract
The utility model discloses a large-scale PLC system of anti slightly environment of disgust of industrial equipment technical field comprises main control unit and a plurality of extension unit two parts, main control unit is two backplate redundant structures, installs control unit one and control unit two on two backplates respectively, control unit one and control unit two all include power module, host system, redundant communication module, communication main website and the local backplate module of main website, and the redundant communication module intercommunication in control unit one and the control unit two is connected, singly extension unit includes a communication slave station and a plurality of IO module, has stronger work adaptability, effectively guarantees the reliability of equipment when using under adverse circumstances, improves the interference killing feature of appearance, has strengthened the reliability of system, has that the volume is littleer, the function is more comprehensive, uses more convenient inspection, Better environmental adaptability.
Description
Technical Field
The utility model relates to an industrial equipment technical field specifically is a large-scale PLC system of anti slightly environment of disliking.
Background
The PLC is a digital operation electronic system widely used in industrial environment.
At present, the existing small PLC shell on the market is mostly made of plastic products and does not have the capability of being directly applied to severe environment. When in use, a cabinet and the like are required to be additionally arranged for protection, the occupied space is large, and the use is inconvenient.
Based on this, the utility model designs an anti slight environment small-size PLC system that dislikes, the volume is littleer and handy, the function is more comprehensive, the use is more convenient, environmental suitability is better to solve the above-mentioned problem of mentioning.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a large-scale PLC system of anti malignant slightly environment has stronger work adaptability, effectively guarantees the reliability of equipment when using under adverse circumstances, improves the interference killing feature of inspection tester, has strengthened the reliability of system, has that the volume is littleer and more handy, the function is more comprehensive, use more convenient, the better advantage of environmental suitability to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a large-scale PLC system of anti slightly environment of worry, comprises main control unit and a plurality of extension unit two parts, main control unit is two backplate redundant structures, installs control unit one and control unit two on two backplates respectively, control unit one and control unit two all include power module, host system, redundant communication module, communication main website and the local backplate module of main website, redundant communication module intercommunication connection in control unit one and the control unit two, singly the extension unit includes a communication slave station and a plurality of IO module, communication main website in control unit one and the control unit two and the sub-station communication module intercommunication connection in the extension unit.
Preferably, the outer housing of the main control unit has a size of 220 × 210 × 191 mm.
Preferably, the external casing of the expansion unit provided with 10I/O modules has a second dimension 415 x 156.4 x 176 mm.
Preferably, the communication master station and the communication slave station adopt the same type of communication station, and the same type of communication station is one of a DP communication station or a Power Link communication station.
Preferably, a plurality of external interfaces I and external interfaces II are arranged on the outer walls of the main control unit and the expansion unit, the external shells I and the external shells II of the main control unit and the expansion unit are made of aluminum alloy materials, and the structural joint positions and the external joint positions of the external shells I and the external shells II are designed in a sealing mode.
Preferably, the first external shell and the second external shell of the main control unit and the expansion unit are respectively provided with a first heat dissipation fin and a second heat dissipation fin, and the first back panel of the first shell and the second back panel of the second shell are respectively provided with a first mounting plate and a second mounting plate.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of anti general slightly environment PLC system is through adopting the main control unit and a plurality of extension unit constitution of two backplate redundant structure, can dock with various equipment, the check out test set state, controlgear's operation, every extension is singly equipped with the IO module of a plurality of specific functions, make the system have very strong work adaptability, and adopt the aluminum alloy material, add the stationary design, structure seam crossing, external kneck all adopts sealed design, reliability when can effectively guaranteeing equipment to use under adverse circumstances, improve the interference killing feature of inspection tester, the reliability of system has been strengthened, it is littleer and more exquisite to have the volume, the function is more comprehensive, it is more convenient to use, the better advantage of environmental suitability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the main control unit of the present invention;
fig. 3 is a side view of the main control unit of the present invention;
fig. 4 is a front view of the expansion unit of the present invention;
fig. 5 is a side view of the expansion unit of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a main control unit; 2. an extension unit; 3. a first control unit; 4. a second control unit; 5. a power supply module; 6. a main control module; 7. a redundant communication module; 8. a communication master station; 9. a communication slave station; 10. an I/O module; 11. a first shell; 12. a first external interface; 13. a first mounting plate; 14. a first heat dissipation fin; 21. a second shell; 22. a second external interface; 23. a second mounting plate; 24. and a second heat dissipation fin.
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 only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a large-scale PLC system of anti-hostile environment is composed of a main control unit 1 and a plurality of extension units 2, wherein the main control unit 1 is the core of the whole control system and is responsible for receiving various commands issued by an upper computer (monitoring system) and uploading working states and operating parameters of the extension units 2; the lower part responsible for collecting the operation parameters of each extension unit 2, detecting the operation state of the extension unit 2, effectively analyzing and disassembling the command of the upper computer, and sending the command to the relevant extension unit 2 to realize the specified control function, which is the brain of the control system. Meanwhile, the system can be in butt joint with various devices, detect the state of the devices and control the operation of the devices. The extension unit 2 has a specific function, and can be docked with various devices, detect the state of the devices, and control the operation of the devices.
The main control unit 1 is a double-backboard redundant structure, a first control unit 3 and a second control unit 4 are respectively installed on the two backboards, the first control unit 3 and the second control unit 4 respectively comprise a power module 5, a main control module 6, a redundant communication module 7, a communication main station 8 and a main station local backboard module, the redundant communication modules 7 in the first control unit 3 and the second control unit 4 are in communication connection with each other, the expansion unit 2 comprises a communication slave station 9 and a plurality of I/O modules 10, and the communication main station 8 in the first control unit 3 and the second control unit 4 is in communication connection with the substation communication modules in the expansion unit 2.
Wherein, an outer casing 11 of the main control unit 1 has a size of 220 × 210 × 191 mm. The size of the second outer shell 21 of the expansion unit 2 provided with 10I/O modules 10 is 415 x 156.4 x 176mm, so that the system has strong working adaptability.
The communication master station 8 and the communication slave station 9 adopt the same type of communication stations, which are not mixed, and the same type of communication stations are DP communication stations or Power Link communication stations.
The main control unit 1 and the expansion unit 2 are provided with a plurality of first external connectors 12 and a plurality of second external connectors 22 on the outer walls, the first external shell 11 and the second external shell 21 of the main control unit 1 and the expansion unit 2 are made of aluminum alloy materials, the reinforced design is adopted, the structural joint positions and the external joint positions of the first external shell 11 and the second external shell 21 are designed in a sealed mode, and the reliability of the equipment in use under severe environment can be effectively guaranteed.
The main control unit 1 and the expansion unit 2 are provided with a first heat dissipation fin 14 and a second heat dissipation fin 24 on the first outer shell 11 and the second outer shell 21 respectively, the main control unit 1 and the expansion unit 2 are provided with a sealed cold conduction structure, the reliability is high, the size is smaller, the first shell 11 and the second shell 21 are provided with a first mounting plate 13 and a second mounting plate 23 on the rear panels respectively, the mounting structures are increased through the first mounting plate 13 and the second mounting plate 23, the main control unit 1 and the expansion unit 2 are convenient to mount, all board cards in the main control unit 1 and the expansion unit 2 are devices and parts at-40-85 ℃, the whole detection/driving circuit adopts a full-isolation mode, the anti-interference capability of the inspection instrument is greatly improved, and the reliability of the system is enhanced.
The specific working principle is as follows: the large PLC system in the anti-hostile environment is composed of a main control unit 1 and a plurality of extension units 2 in a double-backboard redundant structure, communication between the main control unit 1 and the extension units 2 is achieved, the large PLC system can be in butt joint with various devices, the states of the devices are detected, and operation of the devices is controlled. The expansion unit 2 adopts a plurality of I/O modules 10, a plurality of I/O modules can be used simultaneously according to needs, and each expansion unit 2 can use 10I/O modules 10 with specific functions. The system has strong working adaptability. And the shell of each module is made of aluminum alloy, the reinforced design is adopted, the structure joint and the external interface are designed in a sealed mode, and the reliability of the equipment in use in severe environment can be effectively guaranteed. The whole detection/drive circuit adopts a full-isolation mode, so that the anti-interference capability of the inspection tester is greatly improved, and the reliability of the system is enhanced. Can use a plurality of extension units 2 simultaneously, a plurality of IO modules 10 of single extension unit 2 optional, simple to operate, the reliability is high, has that the volume is littleer and handy, the function is more comprehensive, use more convenient, environmental suitability is better advantage.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A large-scale PLC system in an anti-hostile environment is characterized in that: the intelligent expansion unit is characterized by comprising a main control unit and a plurality of expansion units, wherein the main control unit is of a double-backboard redundant structure, a first control unit and a second control unit are respectively installed on two backboards, the first control unit and the second control unit respectively comprise a power module, a main control module, a redundant communication module, a communication main station and a main station local backboard module, the redundant communication modules in the first control unit and the second control unit are in communication connection, the expansion units respectively comprise a communication slave station and a plurality of I/O modules, and the communication main station in the first control unit and the second control unit is in communication connection with a substation communication module in the expansion units.
2. The large PLC system according to claim 1, wherein: the outer casing of the main control unit has a size of 220 x 210 x 191 mm.
3. The large PLC system according to claim 2, wherein: the two dimensions of the external casing of the expansion unit provided with 10I/O modules are 415 x 156.4 x 176 mm.
4. The large PLC system according to claim 1, wherein: the communication master station and the communication slave station adopt the same type of communication station, and the same type of communication station is one of a DP communication station or a Power Link communication station.
5. The large PLC system according to claim 3, wherein: the external shell I and the shell II of the main control unit and the expansion unit are both made of aluminum alloy materials, and the structural joint and the external joint of the external shell I and the external shell II are both designed in a sealing mode.
6. The large PLC system according to claim 3, wherein: and a first heat dissipation fin and a second heat dissipation fin are respectively arranged on the first shell and the second shell of the main control unit and the second expansion unit, and a first mounting plate and a second mounting plate are respectively arranged on the rear panels of the first shell and the second shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921041371.9U CN209859000U (en) | 2019-07-05 | 2019-07-05 | Large PLC system for resisting harsh environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921041371.9U CN209859000U (en) | 2019-07-05 | 2019-07-05 | Large PLC system for resisting harsh environment |
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| Publication Number | Publication Date |
|---|---|
| CN209859000U true CN209859000U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921041371.9U Active CN209859000U (en) | 2019-07-05 | 2019-07-05 | Large PLC system for resisting harsh environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117579423A (en) * | 2024-01-16 | 2024-02-20 | 南京德克威尔自动化有限公司 | Bus extension module and communication method using same |
-
2019
- 2019-07-05 CN CN201921041371.9U patent/CN209859000U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117579423A (en) * | 2024-01-16 | 2024-02-20 | 南京德克威尔自动化有限公司 | Bus extension module and communication method using same |
| CN117579423B (en) * | 2024-01-16 | 2024-03-29 | 南京德克威尔自动化有限公司 | Bus extension module and communication method using same |
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