CN207148626U - A kind of miniature boiler specific PLC control system - Google Patents
A kind of miniature boiler specific PLC control system Download PDFInfo
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- CN207148626U CN207148626U CN201721092067.8U CN201721092067U CN207148626U CN 207148626 U CN207148626 U CN 207148626U CN 201721092067 U CN201721092067 U CN 201721092067U CN 207148626 U CN207148626 U CN 207148626U
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Abstract
It the utility model is related to a kind of control system, more particularly to a kind of miniature boiler specific PLC control system.Include PLC and the power input being connected in PLC, it is characterised in that：On-off model input, output switch parameter and communication interface are connected with the PLC; the on-off model input includes the input of 4 tunnel pulse level electrodes, 3 road passive switch inputs; the output switch parameter includes 6 road Controls; 3 tunnels connect measuring cylinder electrode in the input of 4 tunnel pulse level electrodes, and 1 tunnel connects main body protection electrode.The utility model is developed specifically for boiler, many control functions are integrated with PLC, such as electrode liquid level signal, combustor control function, main frame carries temperature, pressure analog signal, without peripheral expansion, product is succinctly stablized, and user can voluntarily increase control function on demand, it is powerful, it is cost-effective；Water resistance value is sensitive adjustable.
Description
Technical field
It the utility model is related to a kind of control system, more particularly to a kind of miniature boiler specific PLC control system.
Background technology
At present, boiler control system is divided into PLC control system and single-chip computer control system, common PLC controls on the market
System is disadvantageous in that, to be realized that boiler implosion requirement must increase each expansion module combination in PLC peripheries, be caused hardware
Connection is excessive, and fault rate increase, separate unit production time length, for cost price with regard to high, cost performance is low.
And single-chip computer control system is disadvantageous in that, the boiler implosion requirement to be realized must unify, it is impossible to difference
Change control.Control program must be fixed by controller producer, and underaction, function is not powerful, and product is stereotyped, personalized
Low, function is simple.
Utility model content
The utility model is in order to solve defect present in above-mentioned prior art and deficiency, there is provided a kind of by multiple controls
Function integrates, without peripheral expansion can normal use, product succinctly stablizes, and user can also voluntarily increase on demand
Control function, powerful, cost-effective miniature boiler specific PLC control system.
The technical solution of the utility model：A kind of miniature boiler specific PLC control system, including PLC and connection
Power input in PLC, it is characterised in that：On-off model input, switching value are connected with the PLC
Output and communication interface, the on-off model input include the input of 4 tunnel pulse level electrodes, 3 road passive switch inputs, institute
Stating output switch parameter includes 6 road Controls, and 3 tunnels connect measuring cylinder electrode in the input of 4 tunnel pulse level electrodes, and 1 tunnel connects body
Guard electrode.
The utility model is developed specifically for boiler, many control functions is integrated with PLC, such as electrode
Liquid level signal, combustor control function, main frame carry temperature, pressure analog signal, and without peripheral expansion, product is succinctly stablized, and use
Family can voluntarily increase control function on demand, powerful, cost-effective；Water resistance value is sensitive adjustable.
Preferably, 3 road passive switch input difference corresponding pressure switch, interlocking switch, silence switch.
Preferably, 6 road Control difference correspondence system Fault Control, water pump control, low water level indicating fault,
High water level indicating fault, superpressure indicating fault, interlock protection output.
Preferably, the communication interface is arranged on shell, and it includes 1 232 communication interface, 232 communication interface
Touch-screen or text display can be connected,
Preferably, the PLC is Mitsubishi PLC GX series, selects FX2N step numbers 8000.
The utility model is developed specifically for boiler, many control functions is integrated with PLC, such as electrode
Liquid level signal, combustor control function, main frame carry temperature, pressure analog signal, and without peripheral expansion, product is succinctly stablized, and use
Family can voluntarily increase control function on demand, powerful, cost-effective.
Brief description of the drawings
Fig. 1 is wiring schematic diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, but is not that model is protected to the utility model
The limitation enclosed.
As shown in figure 1, a kind of miniature boiler specific PLC control system, PLC and it is connected in PLC
Power input, on-off model input, output switch parameter and communication interface, the on-off model are connected with PLC
Input includes the input of 4 tunnel pulse level electrodes, 3 road passive switch input, and the output switch parameter includes 6 road Controls, and 4
3 tunnels connect measuring cylinder electrode in the input of road pulse level electrode, and 1 tunnel connects main body protection electrode.3 road passive switch inputs correspond to respectively
Pressure switch, interlocking switch, silence switch.6 road Control difference correspondence system Fault Controls, water pump control, low water level
Indicating fault, high water level indicating fault, superpressure indicating fault, interlock protection output.Communication interface is arranged on shell, and it includes
1 232 communication interface, 232 communication interface can connect touch-screen or text display, and PLC programming software is
Mitsubishi PLC GX series, selects FX2N step numbers 8000.
The utility model is applied to 0-3T small gas water heating boilers.Power input switchs for alternating current 220V 185V-260V
Power supply.
The utility model is developed specifically for boiler, many control functions is integrated with PLC, such as electrode
Liquid level signal, combustor control function, main frame carry temperature, pressure analog signal, and without peripheral expansion, product is succinctly stablized, and use
Family can voluntarily increase control function on demand, powerful, cost-effective.
Claims (5)
1. a kind of miniature boiler specific PLC control system, including PLC and the power input that is connected in PLC,
It is characterized in that：On-off model input, output switch parameter and communication interface, the switch are connected with the PLC
Amount signal input includes the input of 4 tunnel pulse level electrodes, 3 road passive switch inputs, and the output switch parameter includes No. 6 relays
Control, 3 tunnels connect measuring cylinder electrode in the input of 4 tunnel pulse level electrodes, and 1 tunnel connects main body protection electrode.
A kind of 2. miniature boiler specific PLC control system according to claim 1, it is characterised in that：3 tunnel is passive to open
Close input corresponding pressure switch, interlocking switch, silence switch respectively.
A kind of 3. miniature boiler specific PLC control system according to claim 1, it is characterised in that：No. 6 relay
Control respectively correspondence system Fault Control, water pump control, low water level indicating fault, high water level indicating fault, superpressure indicating fault,
Interlock protection exports.
4. miniature boiler specific PLC control system according to claim 1, it is characterised in that：The communication interface is set
On shell, it includes 1 232 communication interface, and 232 communication interface can connect touch-screen or text display.
A kind of 5. miniature boiler specific PLC control system according to claim 1, it is characterised in that：The PLC
Programming software is Mitsubishi PLC GX series, selects FX2N step numbers 8000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721092067.8U CN207148626U (en) | 2017-08-29 | 2017-08-29 | A kind of miniature boiler specific PLC control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721092067.8U CN207148626U (en) | 2017-08-29 | 2017-08-29 | A kind of miniature boiler specific PLC control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207148626U true CN207148626U (en) | 2018-03-27 |
Family
ID=61670481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721092067.8U Active CN207148626U (en) | 2017-08-29 | 2017-08-29 | A kind of miniature boiler specific PLC control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207148626U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986021A (en) * | 2019-12-26 | 2020-04-10 | 余金龙 | Boiler overpressure protection system and control method thereof |
| CN112486087A (en) * | 2020-12-10 | 2021-03-12 | 无锡能电动力科技有限公司 | PLC control system and control method for generator set |
-
2017
- 2017-08-29 CN CN201721092067.8U patent/CN207148626U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986021A (en) * | 2019-12-26 | 2020-04-10 | 余金龙 | Boiler overpressure protection system and control method thereof |
| CN110986021B (en) * | 2019-12-26 | 2021-12-28 | 余金龙 | Boiler overpressure protection system and control method thereof |
| CN112486087A (en) * | 2020-12-10 | 2021-03-12 | 无锡能电动力科技有限公司 | PLC control system and control method for generator set |
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