CN202661902U - Temperature control protection device of electrical system of water supply plant - Google Patents
Temperature control protection device of electrical system of water supply plant Download PDFInfo
- Publication number
- CN202661902U CN202661902U CN 201220298589 CN201220298589U CN202661902U CN 202661902 U CN202661902 U CN 202661902U CN 201220298589 CN201220298589 CN 201220298589 CN 201220298589 U CN201220298589 U CN 201220298589U CN 202661902 U CN202661902 U CN 202661902U
- Authority
- CN
- China
- Prior art keywords
- programmable logic
- logic controller
- controller plc
- temperature
- measurement unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A temperature control protection device of an electrical system of a water supply plant comprises a transducer temperature measurement unit, a cooling fan A, a cooling fan B, a programmable logic controller PLC and a control cabinet temperature measurement unit. The programmable logic controller PLC is a main piece which is a main functional body for controlling output, the programmable logic controller PLC is connected with two cooling fans, a port A in the programmable logic controller PLC is connected with the transducer temperature measurement unit through a connection line, and simultaneously the programmable logic controller PLC is connected with the control cabinet temperature measurement unit through a connection line. The transducer temperature measurement unit and the control cabinet temperature measurement unit can send temperature instruments which are timely detected to the programmable logic controller PLC serving as a core control piece, and the programmable logic controller PLC can start movement of the cooling fans and achieve optimized temperature control protection according to set temperature protection limiting values and real-time temperature situation. The temperature control protection device is simple in whole structure, convenient to install, operate and use, good in stability and high in reliability.
Description
Technical field
The utility model relates to the supply equipment protective device, relates in particular to a kind of supply equipment electrical system temperature control protective device.
Background technology
The supply equipment electric control system needs twenty four hours to run without interruption, the distribute heat when components and parts such as frequency converter, A.C. contactor, man-machine interface, pilot lamp move in the switch board, cause the control in-cabinet temperature to raise, affect the serviceable life of components and parts, as long as have a point to break down in complicated equipment and the system, will cause serious problem, so keep the stable and reliable of equipment, especially keeping the appliance device of equipment to operate in rationally effectively temperature environment, is to keep the uninterrupted key that supplies water of water system.
The utility model content
The purpose of this utility model is; overcome the deficiencies in the prior art part, a kind of supply equipment electrical system temperature control protective device is provided, can allow electric device operate in rationally effectively temperature environment; enhancing equipment reliability of operation, the equipment of keeping uninterruptedly supplies water.
A kind of supply equipment electrical system temperature control protective device described in the utility model includes frequency converter temperature measuring unit, cooling fan A, cooling fan B, Programmable Logic Controller PLC and switch board temperature measuring unit.Programmable Logic Controller PLC is main component of the present utility model, it is the main functionality part of control output usefulness, Programmable Logic Controller PLC is connected with cooling fan A and cooling fan B, portA in the Programmable Logic Controller PLC is connected to the frequency converter temperature measuring unit by line, simultaneously, Programmable Logic Controller PLC is connected to the switch board temperature measuring unit by line again.Frequency converter temperature measuring unit and switch board temperature measuring unit; can send to Programmable Logic Controller PLC as the core control piece to the temperature instruction that detects in real time; Programmable Logic Controller PLC can be according to predefined temperature protection limit value and real-time temperature conditions; start the operation of cooling fan A and cooling fan B, reach optimized temperature control protection.
A kind of supply equipment electrical system temperature control protective device described in the utility model, one-piece construction is simple, installation and easy for operation, good stability, reliability is high.Use a kind of supply equipment electrical system temperature control protective device described in the utility model, can allow electric device operate in rationally effectively temperature environment, strengthen the equipment reliability of operation, the equipment of keeping uninterruptedly supplies water.
Description of drawings
Embodiment
Referring now to accompanying drawing 1; be described as follows in conjunction with the embodiments: a kind of supply equipment electrical system temperature control protective device described in the utility model includes frequency converter temperature measuring unit 1, cooling fan A2, cooling fan B3, Programmable Logic Controller PLC4 and switch board temperature measuring unit 5.Programmable Logic Controller PLC4 is main component of the present utility model, it is the main functionality part of control output usefulness, Programmable Logic Controller PLC4 is connected with cooling fan A2 and cooling fan B3, portA in the Programmable Logic Controller PLC4 is connected to frequency converter temperature measuring unit 1 by line, simultaneously, Programmable Logic Controller PLC4 is connected to switch board temperature measuring unit 5 by line again.Frequency converter temperature measuring unit 1 and switch board temperature measuring unit 5; can send to Programmable Logic Controller PLC4 as the core control piece to the temperature instruction that detects in real time; Programmable Logic Controller PLC4 can be according to predefined temperature protection limit value and real-time temperature conditions; start the operation of cooling fan A2 and cooling fan B3, reach optimized temperature control protection.A kind of supply equipment electrical system temperature control protective device described in the utility model, one-piece construction is simple, installation and easy for operation, good stability, reliability is high.Use a kind of supply equipment electrical system temperature control protective device described in the utility model, can allow electric device operate in rationally effectively temperature environment, strengthen the equipment reliability of operation, the equipment of keeping uninterruptedly supplies water.
Claims (1)
1. supply equipment electrical system temperature control protective device; include frequency converter temperature measuring unit (1); cooling fan A(2); cooling fan B(3); Programmable Logic Controller PLC(4) and switch board temperature measuring unit (5); Programmable Logic Controller PLC(4) be main component; it is characterized in that Programmable Logic Controller PLC(4) be connected with cooling fan A(2) and cooling fan B(3); Programmable Logic Controller PLC(4) portA in is connected to frequency converter temperature measuring unit (1) by line; simultaneously, Programmable Logic Controller PLC(4) be connected to switch board temperature measuring unit (5) by line again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220298589 CN202661902U (en) | 2012-06-25 | 2012-06-25 | Temperature control protection device of electrical system of water supply plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220298589 CN202661902U (en) | 2012-06-25 | 2012-06-25 | Temperature control protection device of electrical system of water supply plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202661902U true CN202661902U (en) | 2013-01-09 |
Family
ID=47456795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220298589 Expired - Fee Related CN202661902U (en) | 2012-06-25 | 2012-06-25 | Temperature control protection device of electrical system of water supply plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202661902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107589711A (en) * | 2016-07-06 | 2018-01-16 | 抚顺凯特利机电化工有限公司 | A kind of PLC automatic control cabinets |
-
2012
- 2012-06-25 CN CN 201220298589 patent/CN202661902U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107589711A (en) * | 2016-07-06 | 2018-01-16 | 抚顺凯特利机电化工有限公司 | A kind of PLC automatic control cabinets |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201984358U (en) | Temperature controller | |
| CN105135691A (en) | Electric water heater intelligent control system | |
| CN204001064U (en) | Full-automatic independent frequency-conversion control cabinet | |
| CN202661902U (en) | Temperature control protection device of electrical system of water supply plant | |
| CN204479652U (en) | A kind of three-phase multifunctional electrical energy meter with residual current protecting function | |
| CN203324854U (en) | Heat tracing cable control system of common enclosure bus | |
| CN202872699U (en) | General four-path motor controller | |
| CN203049683U (en) | Constant-pressure water supply device of water treatment equipment | |
| CN202720485U (en) | Frequency energy-saving control cabinet | |
| CN204154468U (en) | Be applied to the throttle valve position control module in wind tunnel test | |
| CN202632721U (en) | Light-emitting diode (LED) display screen with integrated device capable of automatically turning on and off fan | |
| CN202916730U (en) | Equipment temperature uniformity control system | |
| CN204212210U (en) | A kind of one drags many constant pressure water supply systems | |
| CN204156612U (en) | A kind of centralized control system of remote control power switch | |
| CN204720713U (en) | A kind of USB deconcentrator control board | |
| CN203416553U (en) | Electric control cabinet with temperature control device | |
| CN201936206U (en) | Multifunctional digital control constant temperature adjusting apparatus | |
| CN204755367U (en) | Fire control double fan intelligent control device | |
| CN204334410U (en) | Motor power conditioning controller | |
| CN203451101U (en) | Over-temperature alarming device of electric control room of gantry crane | |
| CN203759559U (en) | Control device for water-cooled transformer cooler | |
| CN202838060U (en) | Control system for temperature inside switch cabinet | |
| CN203759561U (en) | Control cabinet for water-cooled transformer cooler | |
| CN202555075U (en) | Electric-heating filter controller | |
| CN201717477U (en) | Power socket capable of controlling switches through mobile network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20130625 |