CN206039212U - Host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet - Google Patents
Host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet Download PDFInfo
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- CN206039212U CN206039212U CN201621010978.7U CN201621010978U CN206039212U CN 206039212 U CN206039212 U CN 206039212U CN 201621010978 U CN201621010978 U CN 201621010978U CN 206039212 U CN206039212 U CN 206039212U
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Abstract
The utility model provides a host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet, is including the switch board more than 2 that is located electricity distribution room and be located the the control unit in control room, electricity distribution room in still be provided with through multicore cable junction 2 the intelligence electricity handing -over then cabinet of the switch board more than individual, still being provided with one end in the control room and passing through communication cable connection intelligence electricity handing -over then cabinet, the other end passes through the switch board of network communication line connection control unit. The utility model discloses can integrate the processing through the treater with the contact of the signal between power distribution loop and the host computer to information exchange is accomplished to mode with communication. Can save a large amount of multicore cable between former handing -over cabinet of electricity then and the control system switch board to and input/output fastener and the binding post corresponding with secondary circuit in the switch board, can guarantee whole functions that can realize simultaneously again among the prior art. The cost has been practiced thrift on the one hand in the reduction of material and fastener, and on the other hand has also reduced the construction degree of difficulty and the later maintenance degree of difficulty.
Description
Technical field
This utility model is related to a kind of for distribution system and the Information Exchange System of host computer.More particularly to a kind of base
Join the host computer of cabinet and the communication connecting system of distribution loop in intelligent relay.
Background technology
In large-scale petroleum chemical engineering industry production plant stand, the secondary circuit in distribution room in power distribution cabinet, by one side relay
Cabinet, is connected to plant stand control system by the signals such as the state of field electrical equipment, failure, operational factor, on off control point-to-point
Switch board, switch board carries out data exchange and carries out configuration by network service and host computer, realizes field electrical equipment
Man-machine interaction.
In relay cabinet, several relays are provided with, on the one hand, the result of secondary circuit change is by control relay
Go to change the on off operating mode of relay contact part installed in secondary circuit coil part, be arranged on switch board when coil is powered
The relay contact closure of side, control system IO fastener receive closure signal, when secondary circuit is not to catalyst coil power supply
When, the relay contact of control system side is just separated, and control system IO fastener receives cut-off signal；On the other hand, switch board
Go to change the on off operating mode of relay contact part again by the coiler part installed in switch board side of control relay,
When coil is powered installed in secondary returning trackside relay contact closure, when IO fasteners are not powered to relay coil, two
The relay contact of minor loop side is just separated.
Control system is the indispensable ingredient of modern plant, and it generally comprises host computer and switch board, control
Power module, CPU module, input and output fastener (IO fasteners), communication fastener, surge protection module, sky are mainly installed in cabinet
The equipment such as air cock and binding post.The signal that input card is sent by the point-to-point reception secondary circuit of multicore cable, owns
Host computer is uploaded to by communication module after processing via CPU and is displayed in human-computer interaction interface.By human-computer interaction interface,
Operator can with transmitting control commands, the order in the communication fastener that communication cable delivers to switch board, Jing CPU process after
By output fastener by the point-to-point transmission of multicore cable to secondary circuit.
As shown in figure 1, traditional relay cabinet transmits signal using point-to-point connection form, substantial amounts of cable and input is needed
Output fastener, therefore trouble point is many and the dispersion of point position is unfavorable for management.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of base that can be saved cable and reduce construction man-hour
Join the host computer of cabinet and the communication connecting system of distribution loop in intelligent relay.
The technical scheme adopted by this utility model is：A kind of host computer and distribution loop for joining cabinet based on intelligent relay
Communication connecting system, power distribution cabinet including more than 2 in distribution room and positioned at the indoor control unit of control is described
Distribution room in be additionally provided with the intelligent relay of the power distribution cabinet for connecting described more than 2 by multicore cable and join cabinet, the control
Interior processed is additionally provided with one end and connects intelligent relay handing-over cabinet by communication cable, and the other end is by the connection control of network service line
The switch board of unit.
The intelligent relay handing-over cabinet includes cpu controller, and the analog input port of the cpu controller is by extension
The signal output part of the current transducer of each distribution loop in input port correspondence connection power distribution cabinet；The cpu controller is opened
Pass amount output port is controlled in each distribution loop by each structure identical control signal output unit correspondence connection power distribution cabinet
The control signal input of unit processed；Believed by each structure identical state the On-off signal port of the cpu controller
The outfan of each distribution loop in number input block correspondence connection power distribution cabinet；The external communication interface of the cpu controller is successively
485 circuits, photoelectric isolation module, the first Anti-surging module, binding post and communication cable are turned by TTL and connects switch board
Binding post；The internal communications interface connection display of the cpu controller.
Each described control signal output unit includes DO extension delivery outlets, the relay driving being sequentially connected in series
Circuit and output disconnecting relay, wherein, the input of described DO extension delivery outlets connects the switching value of the cpu controller
Output port, the coil input end of the outfan connection output disconnecting relay of the relay drive circuit are described defeated
The DO extensions gone out in the corresponding distribution loop of contact portion of disconnecting relay described in the control signal input of control unit are defeated
The output of outlet is also connected with alarming horn.
Each described status signal input block include be sequentially connected DI extension input port and input every
Gas-discharge relay, wherein, the outfan of described DI extension input ports connects the On-off signal port of the cpu controller,
The output contact of the input connection input disconnecting relay of the DI extensions input port, the coil of the disconnecting relay are defeated
Enter the outfan of end correspondence connection distribution loop.
Power circuit is additionally provided with the intelligent relay handing-over cabinet, include be sequentially connected in series the second Anti-surging module,
Ups power 43 and direct current regulation circuit, wherein, the input connection externally fed power supply of the second Anti-surging module is described
The 5V outfans of direct current regulation circuit connect cpu controller, extension input port, control signal output unit and state letter respectively
Number input block is powered；The 12V outfans of the direct current regulation circuit are respectively to the output in control signal output unit
The wire loop of the input disconnecting relay in disconnecting relay and status signal input block is powered.
Described switch board include be connected in parallel on a pluggable guide rail successively power module, CPU module,
Ethernet communication module, MODBUS communication modules and plural standby fastener, wherein, the input of described power module
External power source is connected by supply lines.The MODBUS communication modules pass sequentially through surge protection device, binding post and communication
Intelligent relay handing-over cabinet described in cable connection, described ethernet communication module pass sequentially through network service line, are arranged on control
Switch and network service line in unit processed connects the meter of the structure identical host computer of more than 2 in control unit respectively
Calculation machine network interface.
The communication connecting system of the host computer and distribution loop for joining cabinet based on intelligent relay of the present utility model, is to adopt
Intelligent relay handing-over cabinet replaces traditional relay handing-over cabinet, realizes that host computer and the information bidirectional of distribution loop are exchanged.Intelligent relay
Handing-over cabinet is adopted in the way of CPU is as core processor, can be by the signal contact between distribution loop and host computer by place
Reason device carries out integration process, and communicatively completes information exchange.This utility model can save former relay handing-over cabinet with
Substantial amounts of multicore cable between control system switch board, and input and output fastener corresponding with secondary circuit in switch board and
Binding post, while and can guarantee that achieved repertoire in prior art.On the one hand the reduction of material and fastener saves
Cost, on the other hand decreases difficulty of construction and later maintenance difficulty.
Description of the drawings
Fig. 1 is the attachment structure schematic diagram of power distribution cabinet and control system host computer in distribution room in prior art；
Fig. 2 is the attachment structure schematic diagram of power distribution cabinet and control system host computer in distribution room in this utility model；
Fig. 3 is this utility model switchgear house and intelligent relay handing-over cabinet attachment structure schematic diagram；
Fig. 4 is this utility model intelligence relay handing-over cabinet schematic diagram；
Fig. 5 is this utility model switch board and epigynous computer section wiring schematic diagram.
In figure
1：Relay joins cabinet 2：Power distribution cabinet
3：Multicore cable 4：Intelligent relay joins cabinet
41：Cpu controller 42：Second Anti-surging module
43：Ups power 44：Direct current regulation circuit
411：Analog input port 412：Extension input port
413：Output switch parameter port 414：Control signal output unit
415：On-off signal port 416：Status signal input block
417：External communication interface 418：TTL turns 485 circuits
419：Photoelectric isolation module 420：First Anti-surging module
421：Binding post 422：Connection
423：Internal communications interface 424：Display
425：Alarming horn 4141：DO extends delivery outlet
4142：Relay drive circuit 4143：Output disconnecting relay
4161：DI extends input port 4162：Input disconnecting relay
5：Switch board 6：Communication cable
7：Switch board 71：Power module
72：CPU module 73：Ethernet communication module
74：MODBUS communication modules 75：Other fasteners
76：Surge protection device 77：Binding post
78：Supply lines 8：Network service line
9：Control room 91：Switch
92：Network service line 93：Computer network interface
94：Host computer
Specific embodiment
With reference to embodiment and accompanying drawing to the host computer and distribution time for joining cabinet based on intelligent relay of the present utility model
The communication connecting system on road is described in detail.
As shown in Fig. 2 the communication connection of the host computer and distribution loop for joining cabinet based on intelligent relay of the present utility model
System, the power distribution cabinet 2 including more than 2 in switchgear house A and the control unit 9 in control room B, its feature exist
In the intelligent relay for being additionally provided with the power distribution cabinet 2 for connecting described more than 2 by multicore cable 3 in described switchgear house A joins
Cabinet 4, is additionally provided with one end and connects intelligent relay handing-over cabinet 4 by communication cable 6 in the control room B, the other end passes through network
Order wire 8 connects the switch board 7 of control unit 9.
As shown in Figure 3, Figure 4, the intelligent relay handing-over cabinet 4 includes cpu controller 41, the mould of the cpu controller 41
Analog quantity input port 411 connects the letter of the current transducer of each distribution loop in power distribution cabinet 2 by extending the correspondence of input port 412
Number outfan 21；The output switch parameter port 413 of the cpu controller 41 is single by each structure identical control signal output
The control signal input 22 of control unit in each distribution loop of 414 correspondence connection power distribution cabinet 2 of unit；The cpu controller 41
On-off signal port 415 by respectively matching somebody with somebody in each structure identical status signal input block 416 correspondence connection power distribution cabinet 2
The outfan 23 of electrical circuit；The external communication interface 417 of the cpu controller 41 passes sequentially through TTL and turns 485 circuits 418, photoelectricity
Isolation module 419, the first Anti-surging module 420, binding post 421 and communication cable 6 connect the binding post of switch board 7
77；The connection display 424 of internal communications interface 423 of the cpu controller 41.
Each described control signal output unit 414 include be sequentially connected in series DO extension delivery outlet 4141, after
Electrical apparatus driving circuit 4142 and output disconnecting relay 4143, wherein, the input of described DO extension delivery outlets 4141 connects
The output switch parameter port 413 of the cpu controller 41, the outfan of the relay drive circuit 4142 connect the output
The coil input end of disconnecting relay 4143, controls in the corresponding distribution loop of contact portion of the output disconnecting relay 4143
The output of the DO extension delivery outlets 4141 described in the control signal input 22 of unit processed is also connected with alarming horn 425.
Each described status signal input block 416 includes DI extension 4161 Hes of input port being sequentially connected
Input disconnecting relay 4162, wherein, the outfan of described DI extension input ports 4161 connects the cpu controller 41
On-off signal port 415, the output of the input connection input disconnecting relay 4162 of the DI extensions input port 4161
Contact, the outfan 23 of the coil input end correspondence connection distribution loop of the disconnecting relay 4162.
As shown in figure 4, power circuit is additionally provided with the intelligent relay handing-over cabinet 4, include second for being sequentially connected in series
Anti-surging module 42, ups power 43 and direct current regulation circuit 44, wherein, the input connection of the second Anti-surging module 42
Externally fed power supply, the 5V outfans of the direct current regulation circuit 44 connect respectively cpu controller 41, extension input port 412,
Control signal output unit 414 and status signal input block 416 are powered；The 12V outputs of the direct current regulation circuit 44
End respectively in control signal output unit 414 output disconnecting relay 4143 and status signal input block 416 in it is defeated
The wire loop for entering disconnecting relay 4162 is powered.
As shown in figure 5, described switch board 7 includes the power supply mould being connected in parallel on a pluggable guide rail successively
Block 71, CPU module 72, ethernet communication module 73, MODBUS communication modules 74 and plural standby fastener 75, wherein,
The input of described power module 71 connects external power source by supply lines 78, is that the equipment in switch board 5 is powered.It is described
MODBUS communication modules 74 pass sequentially through surge protection device 76, binding post 77 and communication cable 6 connect described intelligence after
Electricity handing-over cabinet 4, the switch that described ethernet communication module 73 passes sequentially through network service line 8, is arranged in control unit 9
91 and network service line 92 connect respectively more than 2 in control unit 9 structure identical host computer 94 computer network
Interface 93.
The communication connecting system of the host computer and distribution loop for joining cabinet based on intelligent relay of the present utility model, is to utilize
The mode of communication replaces traditional point-to-point interconnection, and the information of field electrical equipment in distribution loop is uploaded to by communication
Host computer, while receive the control signal of host computer by way of communication.
In communication process, used as main frame, intelligent relay joins cabinet as slave to switch board.The ethernet communication mould of switch board
Block receives the order that host computer sends, and generates and reads slave machine order, and Content of Communication is switched to after the process of switch board CPU module
Standard MODBUS protocol format, is sent to intelligent relay by MODBUS communication modules and is joined on the CPU communication terminals of cabinet, signal
Through CPU parsing after, as requested by CPU gathered from secondary circuit in the power distribution cabinet corresponding to each expansion interface
Switching signal or analogue signal carry out MODBUS protocol format codings, are sent to switch board MODBUS communication moulds by communication signal
Block, signal Jing after CPU module process, by ethernet communication module through network service line and switch, upload to host computer and enter
Row display, realizes remote data acquisition and display function.
The ethernet communication module of switch board receives the order that host computer sends, raw after the process of switch board CPU module
Into writing slave machine order, and Content of Communication is switched to into standard MODBUS protocol format, sent to intelligence by MODBUS communication modules
On the CPU communication terminals of relay handing-over cabinet, signal is converted into switching signal or analogue signal according to content after CPU parsings
Each output extension element is distributed to, by disconnecting relay and multicore cable, each corresponding loop is sent into power distribution cabinet,
Realize remotely control.
The enforcement for joining the host computer of cabinet and the communication connecting system of distribution loop based on intelligent relay of the present utility model
In example, described intelligent relay handing-over cabinet CPU adopts model：The product of STC12C5628AD (Shenzhen macrocrystalline)；The switch
Using model：The product of TL-SG1024DT (TP-LINK), S1700-24-AC (Huawei).
Claims (6)
1. a kind of communication connecting system of host computer and the distribution loop for joining cabinet based on intelligent relay, including positioned at switchgear house
（A）The power distribution cabinet of interior more than 2（2）With positioned at control room（B）Interior control unit（9）, it is characterised in that described distribution
Room（A）Inside it is additionally provided with by multicore cable（3）Connect the power distribution cabinet of described more than 2（2）Intelligent relay handing-over cabinet（4）,
The control room（B）One end is additionally provided with inside by communication cable（6）The intelligent relay handing-over cabinet of connection（4）, the other end is by net
Network order wire（8）Connection control unit（9）Switch board（7）.
2. the communication connecting system of host computer and the distribution loop for joining cabinet based on intelligent relay according to claim 1,
Characterized in that, the intelligent relay joins cabinet（4）Including cpu controller（41）, the cpu controller（41）Analog quantity it is defeated
Inbound port（411）By extending input port（412）Correspondence connection power distribution cabinet（2）In each distribution loop current transducer letter
Number outfan（21）；The cpu controller（41）Output switch parameter port（413）By each structure identical control signal
Output unit（414）Correspondence connection power distribution cabinet（2）Each distribution loop in control unit control signal input（22）；It is described
Cpu controller（41）On-off signal port（415）By each structure identical status signal input block（416）Correspondence
Connection power distribution cabinet（2）In each distribution loop outfan（23）；The cpu controller（41）External communication interface（417）According to
It is secondary that 485 circuits are turned by TTL（418）, photoelectric isolation module（419）, the first Anti-surging module（420）, binding post（421）With
And communication cable（6）Connection switch board（7）Binding post（77）；The cpu controller（41）Internal communications interface（423）
Connection display（424）.
3. the communication connecting system of host computer and the distribution loop for joining cabinet based on intelligent relay according to claim 2,
Characterized in that, each described control signal output unit（414）The DO extension delivery outlets being sequentially connected in series are included all
（4141）, relay drive circuit（4142）With output disconnecting relay（4143）, wherein, described DO extension delivery outlets
（4141）Input connect the cpu controller（41）Output switch parameter port（413）, the relay drive circuit
（4142）Outfan connect the output disconnecting relay（4143）Coil input end, the output disconnecting relay
（4143）The corresponding distribution loop of contact portion in control unit control signal input（22）Described DO extension outputs
Mouthful（4141）Output be also connected with alarming horn（425）.
4. the communication connecting system of host computer and the distribution loop for joining cabinet based on intelligent relay according to claim 2,
Characterized in that, each described status signal input block（416）The DI extension input ports being sequentially connected are included all
（4161）With input disconnecting relay（4162）, wherein, described DI extension input ports（4161）Outfan connection it is described
Cpu controller（41）On-off signal port（415）, the DI extensions input port（4161）Input connection input every
Gas-discharge relay（4162）Output contact, the disconnecting relay（4162）Coil input end correspondence connection distribution loop it is defeated
Go out end（23）.
5. the communication connecting system of host computer and the distribution loop for joining cabinet based on intelligent relay according to claim 1,
Characterized in that, the intelligent relay joins cabinet（4）Power circuit is inside additionally provided with, the second Anti-surging being sequentially connected in series is included
Module（42）, ups power 43 and direct current regulation circuit（44）, wherein, the second Anti-surging module（42）Input connection
Externally fed power supply, the direct current regulation circuit（44）5V outfans connect cpu controller respectively（41）, extension input port
（412）, control signal output unit（414）With status signal input block（416）It is powered；The direct current regulation circuit
（44）12V outfans respectively to control signal output unit（414）In output disconnecting relay（4143）And status signal
Input block（416）In input disconnecting relay（4162）Wire loop power.
6. the communication connecting system of host computer and the distribution loop for joining cabinet based on intelligent relay according to claim 1,
Characterized in that, described switch board（7）Include the power module being connected in parallel on a pluggable guide rail successively
（71）, CPU module（72）, ethernet communication module（73）, MODBUS communication modules（74）With plural standby fastener
（75）, wherein, described power module（71）Input pass through supply lines（78）Connection external power source, the MODBUS communications
Module（74）Pass sequentially through surge protection device（76）, binding post（77）And communication cable（6）The described intelligent relay of connection
Handing-over cabinet（4）, described ethernet communication module（73）Pass sequentially through network service line（8）, be arranged on control unit（9）In
Switch（91）With network service line（92）Connect control unit respectively（9）In the structure identical host computer of more than 2
（94）Computer network interface（93）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621010978.7U CN206039212U (en) | 2016-08-31 | 2016-08-31 | Host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621010978.7U CN206039212U (en) | 2016-08-31 | 2016-08-31 | Host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN206039212U true CN206039212U (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621010978.7U Active CN206039212U (en) | 2016-08-31 | 2016-08-31 | Host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468899A (en) * | 2016-08-31 | 2017-03-01 | 天津市振津石油天然气工程有限公司 | Join the host computer of cabinet and the communication connecting system of distribution loop based on intelligent relay |
-
2016
- 2016-08-31 CN CN201621010978.7U patent/CN206039212U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468899A (en) * | 2016-08-31 | 2017-03-01 | 天津市振津石油天然气工程有限公司 | Join the host computer of cabinet and the communication connecting system of distribution loop based on intelligent relay |
| CN106468899B (en) * | 2016-08-31 | 2023-08-08 | 天津市振津石油天然气工程有限公司 | Communication connection system of upper computer and distribution circuit based on intelligent relay cross cabinet |
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