CN206991065U - Distribution type monitoring device of touch network with fiber switch - Google Patents
Distribution type monitoring device of touch network with fiber switch Download PDFInfo
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- CN206991065U CN206991065U CN201720588815.5U CN201720588815U CN206991065U CN 206991065 U CN206991065 U CN 206991065U CN 201720588815 U CN201720588815 U CN 201720588815U CN 206991065 U CN206991065 U CN 206991065U
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Abstract
The utility model is the distribution type monitoring device of touch network with fiber switch, solves the problems, such as that existing remote terminal control device is judged by accident due to the electromagnetic interference of contact line switches working environment to contact net switch motion.Microprocessor is connected by remote control interface circuit and remote signalling interface circuit with switch operating mechanism, it is connected by communication interface circuit with communication network, connected by opto-electronic conversion process circuit and be connected with fiber switch, opto-electronic conversion process circuit detects the change of light path, the position displacement signal of Switch main body is input to microprocessor after opto-electronic conversion, the signal that microprocessor detects fiber switch is sent to distant place control terminal with the contact line switches signal detected from remote signalling interface on simultaneously.With very strong anti-interference, anti-lightning, reactance voltage impact capacity.
Description
Technical field
The utility model is relevant with contact nets in electrified railways monitoring switch system.Belong to contact nets in electrified railways switch
Automatic control technology field.
Technical background
Distribution type monitoring device of touch network be mainly used in monitor contact line switches (disconnecting switch or on-load switch) position with
And control dividing, closing a floodgate for contact line switches.Typically using RTU, (Remote Terminal Units, Chinese full name are in industry
Remote-terminal controller) control operating mechanism（So-called operating mechanism is exactly to pass through controlled motor, driving contact line switches closure or
Person is cut-off, and completes control process and the circuit system of object information collection, and contact net is connected by the motor driven of operating mechanism
The link motion of switch, so as to close or cut-off contact line switches）, RTU to operating mechanism auxiliary switch offer by connecing
Point judges the division position of contact line switches；This contact line switches position judgment pattern is asked in the presence of some in actual applications
Topic, because when performing guidance command control contact line switches closure or cut-offfing, its control result will switch whether perform phase
It should act by being provided inside operating mechanism, the position of contact line switches body contacts not accounted for, by this single letter
Breath judges the state of contact line switches.Because the electromagnetic interference of contact line switches working environment, the stroke difference of contact, transmission connect
Warpage of rod deformation etc. is likely to the erroneous judgement for causing RTU to position of the switch state, and this will to driving and attendant to cause to pacify
Full hidden danger.
Utility model content
The utility model purpose is to provide a kind of ability impacted with anti-interference, anti-lightning, reactance voltage, and speed is fast, inspection
Survey the high distribution type monitoring device of touch network with fiber switch of reliability.
What the utility model was realized in：
Distribution type monitoring device of touch network with fiber switch, the microprocessor CPU of supervising device pass through remote control interface circuit 3
It is connected, is connected by communication interface circuit 5 with communication network, microprocessor CPU with switch operating mechanism with remote signalling interface circuit 2
It is connected by opto-electronic conversion process circuit 4 with the 1st, 2 fiber switch 8, the 1st, 2 fiber switch 8 are installed on beside contact line switches,
One end of contact line switches contact and connecting rod is hinged, and the other end of connecting rod is hinged with the positioning disk of mechanical positioner 9, positioning disk
Pivoting, positioning disk and twenty percent angle the 1st, 2 speculums be connected, contact line switches enter in the position of conjunction, the 1st speculum
The light path of 1st fiber switch, the 2nd speculum enter the light path for leaving the 2nd fiber switch, contact line switches point position, the 2nd is anti-
The light path that mirror enters the 2nd fiber switch is penetrated, the 1st speculum enters the light path for leaving the 1st fiber switch, and the 1st fiber switch is with respect to two
Port of the port of side respectively with the 1st, 2 shaven heads is connected, and the port of the opposite sides of the 2nd fiber switch is bare headed with the 3rd, 4 respectively
Port connection, 1-4 shaven heads are connected with opto-electronic conversion process circuit 4, opto-electronic conversion process circuit 4 and microprocessor CPU company
Connect.
Fiber switch is FOS2 × 2, mechanical positioner HY-JXDW-01.
1st, 2 shaven heads are used for the detection of closing position, and the 1st shaven head occurs end T and receiving terminal R and connects the 1st respectively by optical fiber
1 and 3 ports of fiber switch, the generation end T and receiving terminal R of the 2nd shaven head connect 2 and 4 ends of the 1st fiber switch by optical fiber respectively
Mouthful, the 3rd, 4 shaven heads are used for the detection of open position, and the 3rd shaven head generation end T and receiving terminal R connects the 2nd optical fiber by optical fiber and opened respectively
1 and 3 ports closed, the generation end T and receiving terminal R of the 4th shaven head connect 2 and 4 ports of the 2nd fiber switch by optical fiber respectively.
1st bare headed transmitting terminal T constantly sends " A " type code, and the 2nd bare headed transmitting terminal T constantly sends " B " type code,
When not closing position in the position of the switch, the 1st speculum is introduced into light path, and light path is pass-through state, and the 1st bare headed receiving terminal R receives the 2nd
" B " type code that shaven head is sent, the 2nd bare headed receiving terminal R receives " A " type code that the 1st shaven head is sent, when the position of the switch is being closed a floodgate
During position, positioning disk linkage makes speculum enter light path, and light path changes into crossing condition, and the 1st bare headed receiving terminal R receives the 1st light
" A " type code that hair is sent, the 2nd bare headed receiving terminal R receive " B " type code that the 2nd shaven head is sent, and the 3rd, 4 shaven heads are used for separating brake
The detection of position, the generation end T and receiving terminal R of the 3rd shaven head connect 1 and 3 ports of the 2nd fiber switch, the 4th light by optical fiber respectively
The generation end T and receiving terminal R of head connect 2 and 4 ports of the 2nd fiber switch by optical fiber respectively, and the 3rd bare headed transmitting terminal T is continuous
" C " type code is sent, the transmitting terminal T of the 4th shaven head constantly sends " D " type code, and when not dividing position in the position of the switch, the 2nd is anti-
Penetrate mirror and be introduced into light path, light path is pass-through state, and the 3rd bare headed receiving terminal R receives " D " type code that the 4th shaven head is sent, the 4th light
Head receiving terminal R receives " C " type code that the 3rd shaven head is sent, and when the position of the switch is in open position, positioning disk linkage makes the 2nd anti-
To penetrate mirror and enter light path, light path changes into crossing condition, and the 3rd bare headed receiving terminal R receives " C " type code that the 3rd shaven head is sent, and the 4th
Bare headed receiving terminal R receives " D " type code that the 4th shaven head is sent, and microprocessor CPU is by way of timing within the regular hour
The number for receiving same Codabar code is calculated, the judgement of contact line switches location status is carried out further according to number.
Contact line switches body position signal acquisitions is that the change that 8 light paths are switched by detection fiber is realized, when connecing
When the arrival point of net-fault Switch main body or conjunction position, mechanical positioner 9 makes the speculum in fiber switch change position to switch
Light path, the signal transmission of high-voltage contact net Switch main body and low pressure supervising device is realized by optical fiber, is not electrically connected, is filled
Put the ability with very strong anti-interference, anti-lightning, reactance voltage impact.The detection of opto-electronic conversion process circuit 4 is to be based on optic communication
Principle, has speed soon and digitlization characteristic, the reliability of detection are high.The utility model is simple in construction, installs and easy to maintenance,
Operating cost is cheap.
Brief description of the drawings：
Fig. 1 Tthe utility model system block diagrams.
Fig. 2 fiber switch speculum handoff technique principle schematics.
Fig. 3 contact line switches body fiber switch scheme of installations.
Fig. 4 fiber switch detection switch location status operation principle schematic diagrams.
RTU schematic view of the mounting position traditional Fig. 5.
RTU scheme of installation of Fig. 6 the utility model with fiber switch.
Fig. 7 fiber switch detection switch body position State hardware schematic diagrams.
Fig. 8 main program runs software schematic flow sheets.
Fig. 9 contact line switches body closes location status inspection software schematic flow sheet.
Figure 10 contact line switches bodies divide location status inspection software schematic flow sheet.
Specific implementation
The utility model is on the basis of original RTU, and according to mechanical fiber switch speculum handoff technique, increase optical fiber is opened
Detection part is closed, accurate acquisition that can reliably to contact net Switch main body location status, passes through hardware design and Software for Design is real
It is existing.
The utility model fiber switch detection switch body position State hardware is realized：
Distribution type monitoring device of touch network with fiber switch, the microprocessor CPU of supervising device pass through remote control interface circuit 3
It is connected, is connected by communication interface circuit 5 with communication network, microprocessor CPU with switch operating mechanism with remote signalling interface circuit 2
It is connected by opto-electronic conversion process circuit 4 with the 1st, 2 fiber switch 8, the 1st, 2 fiber switch 8 are installed on beside contact line switches,
One end of contact line switches contact and connecting rod is hinged, and the other end of connecting rod is hinged with the positioning disk of mechanical positioner 9, positioning disk
Pivoting, positioning disk and twenty percent angle the 1st, 2 speculums be connected, contact line switches enter in the position of conjunction, the 1st speculum
The light path of 1st fiber switch, the 2nd speculum enter the light path for leaving the 2nd fiber switch, contact line switches point position, the 2nd is anti-
The light path that mirror enters the 2nd fiber switch is penetrated, the 1st speculum enters the light path for leaving the 1st fiber switch, and the 1st fiber switch is with respect to two
Port of the port of side respectively with the 1st, 2 shaven heads is connected, and the port of the opposite sides of the 2nd fiber switch is bare headed with the 3rd, 4 respectively
Port connection, 1-4 shaven heads are connected with opto-electronic conversion process circuit 4, opto-electronic conversion process circuit 4 and microprocessor CPU company
Connect.
Fiber switch is FOS2 × 2, mechanical positioner HY-JXDW-01.
1st, 2 shaven heads are used for the detection of closing position, and the 1st shaven head occurs end T and receiving terminal R and connects the 1st respectively by optical fiber
1 and 3 ports of fiber switch, the generation end T and receiving terminal R of the 2nd shaven head connect 2 and 4 ends of the 1st fiber switch by optical fiber respectively
Mouthful, the 3rd, 4 shaven heads are used for the detection of open position, and the 3rd shaven head generation end T and receiving terminal R connects the 2nd optical fiber by optical fiber and opened respectively
1 and 3 ports closed, the generation end T and receiving terminal R of the 4th shaven head connect 2 and 4 ports of the 2nd fiber switch by optical fiber respectively.
The utility model fiber switch detection switch location status hardware elementary diagram is as shown in fig. 7, wherein 1#, 2#, 3#, 4#
For double hair integrated module (shaven head) OCM3141, U1B, U1A, U2D, U2C, U3B, U3A, U4D, U4C be with door SN74HCT08N,
CPU（U1）For microprocessor LPC1768.Opto-electronic conversion process circuit 4 mainly by double hair integrated modules (shaven head), with door and micro-
Processor CPU (U1) is formed, and mainly realizes that optical signal turns electricity and electricity turns optical signal, the tunnel light path detection connection two of principle identical four
Platform optoelectronic multiplex switch, the detection of the net-fault that achieves a butt joint Switch main body location status, first light path of the detection circuit that such as closes a floodgate,
Double hair integrated modules (shaven head) receive optical signal, are changed into level signal, pin 2（RD+）Connection simultaneously and door U1B pin
3 and 4, level signal is subjected to logical AND, with door U1B pins 6 and CPU（U1）Pin 99（RXT0）Connection, by the electricity with after
Ordinary mail number inputs all CPU（U1）, realize that light input signal is converted to serial ports electrical input signal.Serial ports sends electric signal and is converted to light
It is to pass through CPU that signal, which is realized,（U1）Pin 98（TXD0）U1A pin 1 and 2 is connected simultaneously, and then U1A pin 3 is connected to
The transmitting terminal pin 8 of double hair integrated modules (shaven head)（TD+）, by CPU（U1）Pin 98（TXD0）The level signal sent, lead to
Cross and carried out with door U1A with after logical operation, being sent to double hair integrated modules (shaven head), it is finally double to generate integrated module (shaven head) by electricity
Ordinary mail number is converted to optical signal.The light path on other 3 tunnels detects hardware configuration as principle.
The utility model fiber switch detection switch body position slate software is realized：
Main program software flow first carries out a series of initial work, includes address as shown in figure 8, after system operation
Initialization（The station address of reading device, it is easy to management of the higher level to device）, clock initialization, port initialization, I2C buses
Initialization.Next judge whether system operation is normal, determination methods are just to look at system and are feeding dog.In Fig. 8（1）Place
Shown, if system is feeding dog, system operation is normal, and program continues down to perform, and otherwise system reset, restarts.
After system operation is normal, periodic refreshing unit address, often 5ms intervals, 1#, 2#, 3#, 4# shaven head transmitting terminals are sent out respectively
" A ", " B ", " C ", " D " type code are sent, then the code to be received such as 1#, 2#, 3#, 4# shaven heads, in next step just to the code of reception
Analyzed and handled, mainly realize that Switch main body closes position and divides the continuous collection of location status, in Fig. 8（2）、（3）Institute
Show, switch closes position and divides the collection of location status to be specifically shown in Fig. 9 sub-routine K1 and Figure 10 sub-routines K2.This circulation knot
Shu Hou, program enter in Fig. 8（1）Restart.
Switch main body closes location status inspection software flow K1 as shown in figure 9,1# and 2# shaven heads receive code, into figure
In 9（5）Place, receive the judgement of code, if 1# shaven heads receive " B " and 2# shaven heads receive " A " type codes, enter Fig. 9
In（6）Place, is otherwise entered in Figure 10（9）Place.Enter in Fig. 9（6）Place, judge to carry out receiving the type code in 50ms
Count.If what is received is the code of first bar the type, it is 1 just to put timer counter mark B1, starts timer counter, subsequently into
In Fig. 9（7）Timer counter receives the quantity of the type code.If being timed counting, just it is directly entered in Fig. 9
's（7）Timer counter receives the quantity of the type code, and after 50ms timer counters, program enters in Fig. 9（8）Place, carry out
The quantity of the reception type code judges in 50ms, if count value T1>6, then it is 0 (conjunction fiber switch light path that value, which closes position state,
It is straight-through), B1=0 is indicated when putting, counts T1=0, if count value T1 is not more than 6, B1=0 is indicated when putting, counts T1=0, is waited
1#, 2# shaven head receive code.
In fig.9（5）Place, if 1# shaven head receive be not " B " and 2# shaven head receive be not " A " type codes, program entrance
In Fig. 9（9）Place, judge whether that 1# shaven heads receive " A " and 2# shaven heads receive " B " type codes, if it is not, then program returns to waiting for
1#, 2# shaven head receive code, if program enters in Fig. 9（10）Place, judge whether carrying out 50ms inside countings.If
What is received is the code of first bar the type, and it is 1 just to put timer counter mark B2, starts timer counter, subsequently into Fig. 9
（11）Timer counter receives the quantity of the type code.If being timed counting, just it is directly entered in Fig. 9（11）
Timer counter receives the quantity of the type code, and after 50ms timer counters, program enters in Fig. 9（12）Place, is carried out in 50ms
The quantity of the interior reception type code judges, if count value T2>6, then it is 1 (conjunction fiber switch light path friendship to put and close position state
Pitch), mark B2=0 when putting, T2=0 is counted, if count value T2 is not more than 6, mark B2=0 when putting, counting T2=0, wait 1#,
2# shaven heads receive code.
Contact line switches body divides that location status inspection software flow K2 is as shown in Figure 10,3# and 4# shaven heads receive generation
Code, into Figure 10（5）Place, receive the judgement of code, if 3# shaven heads receive " D " and 3# shaven heads receive " C " type codes,
Enter in Figure 10（14）Place, is otherwise entered in Figure 10（17）Place.Enter in Figure 10（14）Place, judges whether entering
The counting of the type code is received in row 50ms.If what is received is the code of first bar the type, timer counter mark B3 is just put
For 1, start timer counter, subsequently into Figure 10（15）Timer counter receives the quantity of the type code.If exist
Counting is timed, is just directly entered in Figure 10（15）Timer counter receives the quantity of the type code, in 50ms timing ga(u)ges
After number, program enters in Figure 10（16）Place, the quantity for carrying out the reception type code in 50ms judges, if count value T3>
6, then value point position state was 0 (dividing fiber switch optical bypass), and B3=0 is indicated when putting, and T3=0 was counted, if count value T3 is little
In 6, then indicate B3=0 when putting, count T3=0, wait 3#, 4# shaven head to receive code.
In Fig. 10（13）Place, if 1# shaven heads receive and are not " D " and 2# shaven head receptions are not " C " type codes, program enters
Enter in Figure 10（17）Place, judge whether that 3# shaven heads receive " A " and 4# shaven heads receive " B " type codes, if it is not, then program returns
3#, 4# shaven head is waited to receive code, if program enters in Figure 10（18）Place, judge whether receive in 50ms
The counting of the type code.If what is received is the code of first bar the type, it is 1 just to put timer counter mark B4, starts timing
Count, subsequently into Figure 10（19）Timer counter receives the quantity of the type code.If being timed counting,
Just it is directly entered in Figure 10（19）Timer counter receives the quantity of the type code, and after 50ms timer counters, program enters
In Figure 10（20）Place, the quantity for carrying out the reception type code in 50ms judges, if count value T4>6, then put a point position state
For 1 (dividing fiber switch light path to intersect), B4=0 is indicated when putting, counts T4=0, if count value T4 is not more than 6, is indicated when putting
B4=0, T4=0 is counted, wait 3#, 4# shaven head to receive code.
After dividing Switch main body position location status detection, the contact point signal of the auxiliary switch gathered with reference to remote signalling loop, enter
Row contrast, draw the time of day of contact line switches position.
Installation of the present utility model：
The scheme of installation of contact net supervising device of the utility model with fiber switch is as shown in fig. 6, traditional with industry
Installation such as Fig. 5, adds and installs mechanical positioner and fiber switch, and the installation of optical cable, machinery positioning in Switch main body
Device and fiber switch are completed in factory's installation and debugging, and optical cable and connection annex are processed in factory, and scene is only carried out
Fixed and wire jumper, whole installation process are simple and convenient.
Claims (3)
1. the distribution type monitoring device of touch network with fiber switch, the microprocessor CPU of supervising device passes through remote control interface circuit（3）
With remote signalling interface circuit（2）It is connected with switch operating mechanism, passes through communication interface circuit（5）It is connected with communication network, its feature
It is that microprocessor CPU passes through opto-electronic conversion process circuit（4）With the 1st, 2 fiber switch（8）Connection, the 1st, 2 fiber switch（8）
It is installed on beside contact line switches, one end of contact line switches contact and connecting rod is hinged, and the other end and the machinery positioning of connecting rod fill
Put（9）Positioning disk be hinged, positioning disk pivoting, positioning disk and twenty percent angle the 1st, 2 speculums be connected, contact line switches
In the position of conjunction, the 1st speculum enters the light path of the 1st fiber switch, and the 2nd speculum enters the light path for leaving the 2nd fiber switch, connect
Switch of touching net enters the light path of the 2nd fiber switch in the position divided, the 2nd speculum, and the 1st speculum, which enters, leaves the 1st fiber switch
Light path, the ports of the port of the 1st fiber switch opposite sides respectively with the 1st, 2 shaven heads be connecteds, the 2nd fiber switch with respect to two
Port of the port of side respectively with the 3rd, 4 shaven heads is connected, 1-4 shaven heads and opto-electronic conversion process circuit（4）Connection, opto-electronic conversion
Process circuit is connected with microprocessor CPU.
2. the distribution type monitoring device of touch network according to claim 1 with fiber switch, it is characterised in that fiber switch is
FOS2 × 2, mechanical positioner HY-JXDW-01.
3. the distribution type monitoring device of touch network according to claim 1 with fiber switch, it is characterised in that the 1st, 2 shaven heads are used
In the detection of closing position, 1 and 3 ports that end T and receiving terminal R connects the 1st fiber switch by optical fiber respectively occur for the 1st shaven head,
The generation end T and receiving terminal R of 2nd shaven head connect 2 and 4 ports of the 1st fiber switch by optical fiber respectively, and the 3rd, 4 shaven heads are used to divide
1 and 3 ports that end T and receiving terminal R connects the 2nd fiber switch by optical fiber respectively, the 4th light occur for the detection of gate position, the 3rd shaven head
The generation end T and receiving terminal R of head connect 2 and 4 ports of the 2nd fiber switch by optical fiber respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588815.5U CN206991065U (en) | 2017-05-25 | 2017-05-25 | Distribution type monitoring device of touch network with fiber switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588815.5U CN206991065U (en) | 2017-05-25 | 2017-05-25 | Distribution type monitoring device of touch network with fiber switch |
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| Publication Number | Publication Date |
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| CN206991065U true CN206991065U (en) | 2018-02-09 |
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ID=61390730
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| CN201720588815.5U Active CN206991065U (en) | 2017-05-25 | 2017-05-25 | Distribution type monitoring device of touch network with fiber switch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113474617A (en) * | 2018-11-14 | 2021-10-01 | 艾福泰克公司 | Position detector, door opening detection device and related method |
-
2017
- 2017-05-25 CN CN201720588815.5U patent/CN206991065U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113474617A (en) * | 2018-11-14 | 2021-10-01 | 艾福泰克公司 | Position detector, door opening detection device and related method |
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