CN206649336U - A kind of multichannel electric information gathering and control system - Google Patents
A kind of multichannel electric information gathering and control system Download PDFInfo
- Publication number
- CN206649336U CN206649336U CN201720442686.9U CN201720442686U CN206649336U CN 206649336 U CN206649336 U CN 206649336U CN 201720442686 U CN201720442686 U CN 201720442686U CN 206649336 U CN206649336 U CN 206649336U
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- control
- plc
- control system
- bus network
- information gathering
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Abstract
The utility model discloses a kind of multichannel electric information gathering and control system, belong to the circuit structure field of PLC layout structures.A kind of multichannel electric information gathering and control system, control circuit, monitoring unit and RS485 bus network including being connected with relay, the monitoring unit is connected with PC control platform, the PC control platform is connected with RS485 bus network, the RS485 bus network is connected to multiple control units by multiple control circuits, described control unit includes PLC and transformer, the PLC and transformer are all connected with the control circuitry, and power unit is also associated with the PLC.It can be realized carries out reasonable distribution with control system using the multichannel electric information gathering of PLC and RS485 bus network to electric power resource, and connected mode is simple, and reliability is high, economizes on resources.
Description
Technical field
The circuit structure field of PLC layout structures is the utility model is related to, is believed more specifically to a kind of multichannel electric
Breath collection and control system.
Background technology
In the electrical management of large-scale floor classroom, the control panel of centralized supervisory can be typically used to substitute in a manner of patrolling building
Based on original labor management, as shown in figure 1, can use PLC and RS485 bus network multichannel electric information adopt
Collection comes to carry out reasonable distribution to electric power resource with control system, and PLC is power supply main control device, by RS485 bus network
The control management that principal and subordinate's interaction is controlled by PC control platform is carried out, PLC feature is as follows：PLC is replaced greatly with software
The auxiliary reclay and the time relay of amount, only remaining with inputting and exporting relevant a small amount of hardware, wiring can reduce mutual relay
The 1/10-1/100 of device control system, failure is greatly reduced caused by poor contact of contacts, and its reliability is high, antijamming capability
By force, PCL has very strong OBD ability, can find faults itself at any time, is easy to system maintenance, communication energy stronger PLC
Power adds human machine interface technologies, allows forming various control systems using PLC and become more to facilitate, while there is RS485 timesharing to answer
It is that system communication becomes more smooth with the features such as communication of, multinode multiple signals and master slave communication mode.
Growing with labor cost, electric power resource, which allocates management of, becomes increasingly integration and intelligent, adopts
Main flow is increasingly becoming with human machine interface technologies and electric control system management, and traditional relay mode connected mode is excessively multiple
Miscellaneous, reliability is not high to easily cause the wasting of resources, is no longer applicable.
Utility model content
1. technical problems to be solved
Excessively complicated for the relay mode connected mode that has traditional in the prior art, reliability is not high to be easily caused
The problem of wasting of resources, the purpose of this utility model be to provide a kind of multichannel electric information gathering and control system, and it can be with
Realize and electric power resource is carried out with control system using the multichannel electric information gathering of PLC and RS485 bus network
Reasonable distribution, connected mode is simple, and reliability is high, economizes on resources.
2. technical scheme
To solve the above problems, the utility model adopts the following technical scheme that.
A kind of multichannel electric information gathering and control system, including be connected with the control circuit of relay, monitoring unit and
RS485 bus network, the monitoring unit are connected with PC control platform, the PC control platform and RS485 buses
Network connection, the RS485 bus network are connected to multiple control units, described control unit by multiple control circuits
Including PLC and transformer, the PLC and transformer are all connected with the control circuitry, in the PLC
Power unit is also associated with, it is self-defined negative by PC control platform courses, monitoring unit monitoring power unit load condition
Lotus size, by RS485 bus network as main transmission line road, carried out and do not interfere with each other with the address detected means of data syringe needle,
Safe and reliable control system, by transformer, PLC AD integrates feedback network and learns power load, is formed integrally to
PC control platform is main frame, and each PLC is slave, and main hair is from receipts, and from send out main receipts, one leads to more from more to one
Main transmission receives real-time feedback control system, and whole system circuit connecting mode is simple, and reliability is high, economizes on resources.
Preferably, the PC control platform is write using VB language, there is good effect of visualization.
Preferably, the PLC includes AD harvesters and Free-port communication, is easy to different PLCs
Carry out different control.
Preferably, breaker is also associated with the RS485 bus network, breaker can be used to distribute electric energy, infrequently
Ground starts asynchronous motor, and the implementations such as power circuit and motor are protected, when they occur serious overloads or short circuit and
Can automatic shutdown circuit during the failure such as under-voltage.
3. beneficial effect
Compared to prior art, the utility model has the advantage of：
（1）This programme relies on PC control platform courses, and monitoring unit monitors power unit load condition, self-defined negative
Lotus size；By RS485 bus network as main transmission line road, carried out and do not interfere with each other with the address detected means of data frame head,
Safe and reliable control system；By transformer, PLC AD integrates feedback network and learns power load, is formed integrally to
PC control platform is main frame, and each PLC is slave, and main hair is from receipts, and from send out main receipts, one leads to more from more to one
Main transmission receives real-time feedback control system, and whole system circuit connecting mode is simple, and reliability is high, economizes on resources.
（2）PC control platform is write using VB language, there is good effect of visualization.
（3）PLC includes AD harvesters and Free-port communication, is easy to carry out difference to different PLCs
Control.
（4）Breaker is also associated with RS485 bus network, breaker can be used to distribute electric energy, infrequently start different
Walk motor, the implementations such as power circuit and motor protected, when they occur serious overloads or short circuit and it is under-voltage wait it is former
Can automatic shutdown circuit during barrier.
Brief description of the drawings
Fig. 1 is system framework figure of the present utility model；
Fig. 2 is forceful electric power electric hookup of the present utility model.
Label declaration in figure：
1 PC control platform, 2 control circuits, 3 PLCs, 4 monitoring units, 5 RS485 bus network, 6 mutual inductances
Device, 7 relays, 8 breakers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment；The technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe；Obviously；Described embodiment is only the utility model part of the embodiment；Rather than whole
Embodiment.Based on the embodiment in the utility model；Those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained；Belong to the scope of the utility model protection.
Embodiment 1：
Fig. 1-2, a kind of multichannel electric information gathering and control system are referred to, including is connected with the control electricity of relay 7
Road 2, monitoring unit 4 and RS485 bus network 5, the connecting line of control circuit 2 use Shielded Twisted Pair, pass through Shielded Twisted Pair
PC control platform 1 is connected from different PLCs 3 so that control signal is not interfere with each other and mutually collaboration, overall
Transmission line has embodied excellent anti-interference, and adds the transmission range of signal, and monitoring unit 4 is connected with host computer
Control platform 1, PC control platform 1 are connected with RS485 bus network 5, and RS485 bus network 5 passes through multiple control circuits 2
Multiple control units are connected to, control unit includes PLC 3 and transformer 6, and PLC 3 controls strong by weak
Characteristic is safe and reliable, has very high reliability and security, meanwhile, the system building and maintenance cost of PLC 3 are very
Small, easy to maintenance on the whole, user can according to their needs, reasonable reformation, and PLC 3 and transformer 6 are both connected to control
On circuit 2 processed, power unit is also associated with PLC 3, transformer 6 is mutual from voltage transformer and electric current as needed
Sensor, transformer 6 are detected, the load condition of each power unit of Real-time Feedback, then gather dress by the AD in PLC 3
Collection is put, feeds back on monitoring unit 4 and shows via Shielded Twisted Pair, really realizes that control is fed back with collection, difunctional realization,
The power unit load that user can show according to monitoring unit 4, the load of self-defined change time limiting electricity consumption unit, while basis
Power unit actual conditions, guilty culprit is drawn after contrast, trouble hunting, facility is also provided for electricity consumption situation statistics.
It is described above；The only preferable embodiment of the utility model；But the scope of protection of the utility model is not
It is confined to this；Any one skilled in the art is in the technical scope that the utility model discloses；According to this practicality
New technical scheme and its improvement design is subject to equivalent substitution or change；It should all cover in the scope of protection of the utility model
It is interior.
Claims (4)
1. a kind of multichannel electric information gathering and control system, including it is connected with relay（7）Control circuit（2）, monitoring it is single
Member（4）With RS485 bus network（5）, it is characterised in that：The monitoring unit（4）It is connected with PC control platform（1）, institute
State PC control platform（1）With RS485 bus network（5）Connection, the RS485 bus network（5）Pass through multiple control electricity
Road（2）Multiple control units are connected to, described control unit includes PLC（3）And transformer（6）, the PLC controls
Device processed（3）And transformer（6）It is both connected to control circuit（2）On, the PLC（3）On be also associated with power unit.
2. a kind of multichannel electric information gathering according to claim 1 and control system, it is characterised in that：The host computer
Control platform（1）Write using VB language.
3. a kind of multichannel electric information gathering according to claim 1 and control system, it is characterised in that：The PLC controls
Device processed（3）Including AD harvesters and Free-port communication.
4. a kind of multichannel electric information gathering according to claim 1 and control system, it is characterised in that：The RS485
Bus network（5）Inside it is also associated with breaker（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720442686.9U CN206649336U (en) | 2017-04-25 | 2017-04-25 | A kind of multichannel electric information gathering and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720442686.9U CN206649336U (en) | 2017-04-25 | 2017-04-25 | A kind of multichannel electric information gathering and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206649336U true CN206649336U (en) | 2017-11-17 |
Family
ID=60277238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720442686.9U Expired - Fee Related CN206649336U (en) | 2017-04-25 | 2017-04-25 | A kind of multichannel electric information gathering and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206649336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254201A (en) * | 2018-09-18 | 2019-01-22 | 易维德科（北京）电子科技有限公司 | Electrical parameter metering method, device, charging equipment and storage medium |
-
2017
- 2017-04-25 CN CN201720442686.9U patent/CN206649336U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254201A (en) * | 2018-09-18 | 2019-01-22 | 易维德科（北京）电子科技有限公司 | Electrical parameter metering method, device, charging equipment and storage medium |
| CN109254201B (en) * | 2018-09-18 | 2021-04-09 | 易维德科（北京）电子科技有限公司 | Electrical parameter metering method and device, charging equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20180425 |