CN204558834U - The quick debugging acid of serial ports passage - Google Patents
The quick debugging acid of serial ports passage Download PDFInfo
- Publication number
- CN204558834U CN204558834U CN201420737028.9U CN201420737028U CN204558834U CN 204558834 U CN204558834 U CN 204558834U CN 201420737028 U CN201420737028 U CN 201420737028U CN 204558834 U CN204558834 U CN 204558834U
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- China
- Prior art keywords
- serial ports
- spdt
- pole double
- throw switch
- groups
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- 239000002253 acid Substances 0.000 title claims abstract description 9
- 238000004804 winding Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000005641 tunneling Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000001537 neural effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses the quick debugging acid of a kind of serial ports passage, it is serially connected in telecontrol channel circuit, comprise housing, housing is provided with RS-232 serial ports male, RS-232 serial ports female, two single-pole double-throw switch (SPDT) groups are installed in housing, two single-pole double-throw switch (SPDT) groups are connected by wire with RS-232 serial ports male, the transmitting terminal of RS-232 serial ports female, receiving terminal respectively, and two single-pole double-throw switch (SPDT) groups are connected by wire.The utility model is by sealing in telecontrol channel circuit, only need toggle switch can realize the switching of winding, reversal connection, normal three kinds of states instantaneously, wiring state is stablized, safe and reliable, time saving and energy saving, serial ports tunneling traffic state can be switched fast, simplify operating process, improve debugging efforts efficiency.
Description
Technical field
The utility model relates to communication of power system channel debugging technical field, especially relates to a kind of for the quick debugging acid of serial ports passage in Operation of Electric Systems passage.
Background technology
Automation system for the power network dispatching is the important component part of electric power system, communication equipment is transferred to by telecontrol channel after gathering various operation information data summarization by the substation telemechanical apparatus being distributed in each transformer station, power network schedule automation main station system is delivered to by power communication line, after server process, regional power grid running status is shown, for Decision Control such as dispatchers.Wherein, telecontrol channel is the neural lifeblood of contact main website and substation, the CDT/101 stipulations that telecontrol channel is conventional are RS-232 serial interface, often by the disconnection of the passage of suspected malfunctions point, receiving terminal are carried out loop back operation with the method that transmission terminal is directly connected, failure judgement position can be come in the process of telecontrol channel being carried out to maintenance debugging; Or by receiving terminal and the reversal connection of transmission terminal are judged that whether wiring is wrong.Current mode of operation is carries out wire switching on terminal board, each operation and recovery all need repeatedly by fastening again under terminal board screw worked itself loose, communication conductor core and terminal board position tiny easily broken, it is low that position has height to have, the visual field is narrow and small, often needs other people to assist illumination to operate, waste time and energy during operation, if virtual connection also can cause error in judgement, roll up debug time simultaneously.
Summary of the invention
For solving the problem, the purpose of this utility model is to provide the quick debugging acid of a kind of serial ports passage, and it can switch serial ports tunneling traffic state fast, facilitates debugging efforts.
For achieving the above object, the utility model adopts following technical scheme:
The quick debugging acid of a kind of serial ports passage, it is serially connected in telecontrol channel circuit, comprise housing, housing is provided with RS-232 serial ports male, RS-232 serial ports female and two single-pole double-throw switch (SPDT) groups, the disconnecting link of two single-pole double-throw switch (SPDT) groups stretches out housing from both sides before and after housing respectively, single-pole double-throw switch (SPDT) group is composed in parallel by two single-pole double-throw switch (SPDT)s, two single-pole double-throw switch (SPDT) groups are connected by wire with RS-232 serial ports male, the transmitting terminal of RS-232 serial ports female, receiving terminal respectively, and two single-pole double-throw switch (SPDT) groups are connected by wired in series.
Owing to adopting technical scheme as above, the utility model has following superiority:
The quick debugging acid of this serial ports passage, its structure is simple, reasonable in design, by sealing in telecontrol channel circuit, only need toggle switch can realize the switching of winding, reversal connection, normal three kinds of states instantaneously, wiring state is stablized, and need not operate terminal board, extra factor can not be introduced, safe and reliable, time saving and energy saving, serial ports tunneling traffic state can be switched fast, simplify operating process, improve debugging efforts efficiency.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 a is telecontrol channel circuit normal condition schematic diagram;
Fig. 2 b is telecontrol channel circuit loopback status schematic diagram;
Fig. 2 c is that telecontrol channel circuit connects opposite state schematic diagram;
Fig. 3 is structural representation of the present utility model;
In figure: 1-RS-232 serial ports male; 2-housing; 3-RS-232 serial ports female; 4-disconnecting link.
Embodiment
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.
As shown in Figure 1, the quick debugging acid of this serial ports passage, it is serially connected in telecontrol channel circuit, comprise housing 2, the housing left and right sides is separately installed with the RS-232 serial ports male 1 be connected with substation telemechanical apparatus side, the RS-232 serial ports female 3 be connected with main website side, housing internal fixtion is provided with single-pole double-throw switch (SPDT) group SA, single-pole double-throw switch (SPDT) group SB, single-pole double-throw switch (SPDT) group SA, the disconnecting link 4 of single-pole double-throw switch (SPDT) group SB stretches out housing from both sides before and after housing respectively, above-mentioned single-pole double-throw switch (SPDT) group is composed in parallel by two single-pole double-throw switch (SPDT)s, the contact A 2 of single-pole double-throw switch (SPDT) group SA is connected by wire with the transmitting terminal (TXD) of RS-232 serial ports male, contact A 5 is connected by wire with receiving terminal (RXD), the contact B5 of single-pole double-throw switch (SPDT) group SB is connected by wire with the transmitting terminal (TXD) of RS-232 serial ports female, contact B3, B4 is connected by wire with receiving terminal (RXD), the contact A 3 of single-pole double-throw switch (SPDT) group SA, A4 is connected with the contact B2 of single-pole double-throw switch (SPDT) group SB, contact A 1, with the contact B1 of single-pole double-throw switch (SPDT) group SB after A6 is connected, B6 is connected, the earth terminal (GND) of RS-232 serial ports male is directly connected with the earth terminal (GND) of RS-232 serial ports female.
When debugging, the normal condition between main website and substation is: the transmitting terminal (TXD) of RS-232 serial ports male is by the contact A 2 of single-pole double-throw switch (SPDT) group SA, A3, the contact B2 of single-pole double-throw switch (SPDT) group SB, receiving terminal (RXD) conducting of B3 and RS-232 serial ports female; The receiving terminal (RXD) of RS-232 serial ports male is by the contact A 5 of single-pole double-throw switch (SPDT) group SA, A6, the contact B5 of single-pole double-throw switch (SPDT) group SB, transmitting terminal (TXD) conducting of B6 and RS-232 serial ports female, normally receive and send messages between main website and substation, as shown in Fig. 1,2a.
When needing winding, switching single-pole double-throw switch (SPDT) group SB, make contact B2, B1 conducting, contact B5, B4 conducting, single-pole double-throw switch (SPDT) group SA keeps state in Fig. 1 constant, now, the transmitting terminal (TXD) of RS-232 serial ports male, by the contact A 2 of single-pole double-throw switch (SPDT) group SA, A3, the contact B1 of single-pole double-throw switch (SPDT) group SB, the contact A 6 of single-pole double-throw switch (SPDT) group SA, receiving terminal (RXD) conducting of A5 and RS-232 serial ports male, forms winding; Meanwhile, the contact B5 of transmitting terminal (TXD) by single-pole double-throw switch (SPDT) group SB of RS-232 serial ports female, receiving terminal (RXD) conducting of B4 and RS-232 serial ports female, also form winding; Realize bilateral winding simultaneously, as shown in Figure 2 b.
Need to connect inverse time, switching single-pole double-throw switch (SPDT) group SA, make contact A 2, A1 conducting, contact A 5, A4 conducting, single-pole double-throw switch (SPDT) group SB keeps state in Fig. 1 constant, now, the transmitting terminal (TXD) of RS-232 serial ports male is communicated with by the contact A 2 of single-pole double-throw switch (SPDT) group SA, A1, the contact B6 of single-pole double-throw switch (SPDT) group SB, the transmitting terminal (TXD) of B5 and RS-232 serial ports male, formed connect anti-; Meanwhile, the receiving terminal (RXD) of RS-232 serial ports female is communicated with by the contact A 5 of single-pole double-throw switch (SPDT) group SA, A4, the contact B2 of single-pole double-throw switch (SPDT) group SB, the receiving terminal (RXD) of B3 and RS-232 serial ports female, also formed connect anti-; Realizing transmitting-receiving connects instead, as shown in Figure 2 c.
Three kinds of above-mentioned states can realize quick switching by single-pole double-throw switch (SPDT) group SA, single-pole double-throw switch (SPDT) group SB.
If single-pole double-throw switch (SPDT) group SA, single-pole double-throw switch (SPDT) group SB switch simultaneously, be still loopback status, can not fault be caused.
Claims (1)
1. the quick debugging acid of serial ports passage, it is characterized in that: it is serially connected in telecontrol channel circuit, comprise housing, housing is provided with RS-232 serial ports male, RS-232 serial ports female and two single-pole double-throw switch (SPDT) groups, the disconnecting link of two single-pole double-throw switch (SPDT) groups stretches out housing from both sides before and after housing respectively, single-pole double-throw switch (SPDT) group is composed in parallel by two single-pole double-throw switch (SPDT)s, two single-pole double-throw switch (SPDT) groups respectively with RS-232 serial ports male, the transmitting terminal of RS-232 serial ports female, receiving terminal is connected by wire, two single-pole double-throw switch (SPDT) groups are connected by wired in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737028.9U CN204558834U (en) | 2014-12-01 | 2014-12-01 | The quick debugging acid of serial ports passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737028.9U CN204558834U (en) | 2014-12-01 | 2014-12-01 | The quick debugging acid of serial ports passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558834U true CN204558834U (en) | 2015-08-12 |
Family
ID=53833907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420737028.9U Expired - Fee Related CN204558834U (en) | 2014-12-01 | 2014-12-01 | The quick debugging acid of serial ports passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204558834U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826118A (en) * | 2016-05-19 | 2016-08-03 | 国网新疆电力公司伊犁供电公司 | Telecontrol channel self-loop device |
| CN106877101A (en) * | 2016-12-26 | 2017-06-20 | 镇江四联机电科技有限公司 | General-purpose servo valve test termination |
| CN111256286A (en) * | 2020-02-17 | 2020-06-09 | 海信（山东）空调有限公司 | Method and device for controlling line sequence |
-
2014
- 2014-12-01 CN CN201420737028.9U patent/CN204558834U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826118A (en) * | 2016-05-19 | 2016-08-03 | 国网新疆电力公司伊犁供电公司 | Telecontrol channel self-loop device |
| CN106877101A (en) * | 2016-12-26 | 2017-06-20 | 镇江四联机电科技有限公司 | General-purpose servo valve test termination |
| CN111256286A (en) * | 2020-02-17 | 2020-06-09 | 海信（山东）空调有限公司 | Method and device for controlling line sequence |
| CN111256286B (en) * | 2020-02-17 | 2021-08-17 | 海信（山东）空调有限公司 | Method and device for controlling line sequence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20151201 |
|
| EXPY | Termination of patent right or utility model |