CN204956519U - Four -wire system direct -current point machine and single phase alternating current goat control circuit - Google Patents
Four -wire system direct -current point machine and single phase alternating current goat control circuit Download PDFInfo
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- CN204956519U CN204956519U CN201520489780.0U CN201520489780U CN204956519U CN 204956519 U CN204956519 U CN 204956519U CN 201520489780 U CN201520489780 U CN 201520489780U CN 204956519 U CN204956519 U CN 204956519U
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Abstract
The utility model provides a four -wire system direct -current point machine and single phase alternating current goat control circuit, characterized by: goat control circuit input/output terminal is four, names to D01 to D04 respectively, corresponds in order to X4 with switch control system input/output terminal X1 and is connected, the power that switch control system supplied with is exported from X1, X3 or X2, X3 respectively to correspond D01, D03 or D02, the D03 terminal of supplying with four -wire system control circuit, the identifying information signal1 and the signal2 of the output of switch control system export from X3, X4 respectively to to complying with D03, D04 terminal input four -wire system control circuit, four -wire system control circuit exports identifying information signal1 and signal2 from D01 and D02 terminal. This kind of four -wire system direct -current point machine and single phase alternating current goat control circuit is guaranteeing under the prerequisite of security, and improved circuit avoids the trouble accumulation to the ability of distinguishing of self trouble, and the lowering system results in the risk of harm because of a plurality of troubles.
Description
Technical field
The utility model provides a kind of four-wire system railway switch control circuit, and it belongs to track traffic track switch converting system, particularly a kind of four-wire system direct-current point machine and single phase A.C. railway switch control circuit.
Background technology
Railway switch control circuit is used for supporting switch control system (interlock system) to be realized carrying out changing to track switch and the locking states of real-time instruction track switch and location information, is the key equipment affecting safety and efficiency of operation in track traffic.The safety and reliability of railway switch control circuit directly determines the safety and reliability of track switch, and then directly affects the safety and reliability of Rail Transit System.
Current four-wire system direct-current point machine control circuit also may be used for single phase A.C. switch machine.Its safety can meet operating needs substantially.But it still exists some shortcomings, especially the OBD (On-Board Diagnostics) ability of circuit to fault is more weak.
Summary of the invention
The purpose of this utility model is to provide a kind of four-wire system direct-current point machine and single phase A.C. railway switch control circuit, under the prerequisite ensureing safety, improve circuit to the identification capability of faults itself, avoid fault accumulate, reduction system because of multiple fault cause harm risk.
The technical solution of the utility model is to provide a kind of four-wire system direct-current point machine and single phase A.C. railway switch control circuit, it is characterized in that: railway switch control circuit input and output terminal is four, called after D01 to D04, connects with switch control system input and output terminal X1 to X4 is corresponding in turn respectively; The power supply of switch control system supply exports from X1, X3 or X2, X3 respectively, and corresponding D01, D03 or D02, the D03 terminal supplying four-wire system control circuit; Identifying information signal1 and signal2 that switch control system exports exports from X3, X4 respectively, and correspondence is from D03, D04 terminal input four-wire system control circuit; Four-wire system control circuit exports identifying information signal1 and signal2 from D01 and D02 terminal, and indicates the information such as state, position of switch machine with its change and difference, and this information inputs to switch control system from X1, X2.
Described railway switch control circuit comprises motor M (DC machine or load motor), and motor M has three terminals D1, D2, D3; D3 is public terminal, D1, D2 are rotation direction control terminal; When the energising of D1, D3 terminal and the energising of D2, D3 terminal, motor rotation direction is contrary; D1 terminal is connected to connection terminal D01 after accessing the 7th switch 41 in parallel, the 8th switch 43; D2 terminal is connected to connection terminal D02 after accessing the first switch 11 in parallel, second switch 13; D03 terminal is connected to after D3 terminal access security K switch S; Described connection terminal D01 pig-tail wire is connected to circuit connection point E through the 5th switch 31, and connection terminal D02 pig-tail wire is connected to circuit connection point E through the 3rd switch 21, the 4th switch 23 and the parallel connection of the 6th switch 33, and two end points of its parallel connection are respectively F and G; Circuit connection point E is connected to F end; Circuit connection point E is connected to F end; The G end of the 4th switch 23 in parallel and the 6th switch 33 is connected to connection terminal D04.
When switch machine arranges a special crowded trouble detector switch KJ, serial connection squeezes trouble detector switch KJ between E and F or between G and D04.
When switch machine arranges two special crowded trouble detector switch KJ1 and KJ2, be respectively used to detect switch machine draw in or the state of stretching out squeezes trouble event time, access one between E and F, between G and D04 terminal respectively and squeeze trouble detector switch, or be successively connected in series between E and F and squeeze trouble detector switch into two, or be successively connected in series between G and D04 terminal into two crowded trouble detector switches.
When switch machine arranges two special crowded trouble detector switch KJ1 and KJ2, be respectively used to detect switch machine draw in or the state of stretching out squeezes trouble event time, between E to D01 terminal and E to D02, serial connection squeezes trouble detector switch KJ1 and KJ2 respectively.
The utility model has the advantages that: between D1 to D01 and D2 to D02, use parallel switch, reduce the fault caused because switch is obstructed, still can reliable operation when used parallel switch has one open fault occurs, reduce the fault rate of system.When being short-circuited fault, the short circuit of a switch can not cause danger, and switching process just can identify this short trouble next time.
The parallel switch of a 2nd group of switch and a 3rd group of switch is accessed between E and D04, ensure that other on this circuit the 2nd group and the 3rd group of switch fault detectable while, improve the safety of control circuit, in circuit, any one switch disconnects and can cut off switch machine locking, closely connected instruction, makes system in a safe condition.
When switch machine arranges special crowded trouble detector switch, in D04 terminal pig-tail wire, serial connection squeezes trouble detector switch, can form the redundancy structure squeezing trouble and detect.
Below in conjunction with embodiment accompanying drawing, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the schematic circuit diagram of the utility model embodiment;
Fig. 2 and Fig. 3 is the schematic circuit diagram of the utility model embodiment after the special crowded trouble indicator cock of increase by;
Fig. 4 and Fig. 5 is the schematic circuit diagram of the utility model embodiment after the special crowded trouble indicator cock of increase by two.
In figure, KP is the change-over switch of power supply, KS is safety switch, disconnect feeding electric motors for when M/C or maintenance, KJ, KJ1, KJ2 are special crowded trouble detector switch, keep at ordinary times connecting, when occurring to squeeze trouble, this switch disconnects and (can not arrange special crowded trouble detector switch in switch machine, also can arrange one, also can arrange two), the description during the name of rest switch and grouping illustrate according to switch machine internal switch.E, F, G are the electric connection points in railway switch control circuit, and D01 to D04 is the input and output terminal of switch machine; X1 to X4 is the input and output terminal of switch control system.D01 to D04, X1 to X4 terminal number has corresponding relation, but name unrestricted, D1, D2, D3 are the connection terminals of motor winding power, and D3 is common port, power supply terminal when D1 and D2 is different rotation direction respectively, Signal1 and signal2 is the characteristic signal of information identification, this signal inputs to switch machine by switch control system, Receiver1 and receiver2 represents detecting and identifying characteristic signal, receives the signal being exported to switch control system by railway switch control circuit.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, be railway switch control circuit in long and two-short dash line, long and two-short dash line outside is the input and output terminal X1 to X4 of switch control system circuit, and connection terminal D01 to D04 and X1 to the X4 terminal of railway switch control circuit are corresponding in turn to connection.
The power supply of switch control system supply is switched by K switch P, power supply is had and exports two states from making power supply have from X1, X3 or X2, X3, corresponding railway switch control circuit power has D01 and D03 or D02 and D03 terminal two kinds of input states, identifying information signal1 and signal2 that switch control system exports exports from X3, X4 respectively, X1, X2 terminal reception characteristic signal, identifies state and the position of switch machine according to the change of received characteristic signal and difference.
Described railway switch control circuit comprises motor M (DC machine or load motor), motor M has three terminals D1, D2, D3, and D3 is public terminal, and D1, D2 are rotation direction control terminal, when the energising of D1, D3 terminal and the energising of D2, D3 terminal, motor rotation direction is contrary; D1 terminal is connected to connection terminal D01 after accessing the 7th switch 41 in parallel, the 8th switch 43; D2 terminal is connected to connection terminal D02 after accessing the first switch 11 in parallel, second switch 13; D03 terminal is connected to after D3 terminal access security K switch S; Described connection terminal D01 pig-tail wire is connected to circuit connection point E through the 5th switch 31; Described connection terminal D02 pig-tail wire is connected to circuit connection point E through the 3rd switch 21, the 4th switch 23 and the parallel connection of the 6th switch 33, and two end points of its parallel connection are labeled as F and G respectively; Circuit connection point E is connected to F end, and the G end of the 4th switch 23 in parallel and the 6th switch 33 is connected to connection terminal D04.
The working process of the present embodiment is: switch control system circuit connection terminal X1 to X4 is corresponding with railway switch control circuit connection terminal D01 to D04 to be connected, when X1, X3 power, when 4th group of switch (the 7th switch 41, switch 42, switch 43) is connected, motor D 1 and D3 terminal are powered; When X2, X3 power, when the 1st group of switch (the first switch 11, switch 12, switch 13) is connected, motor D 2 and D3 terminal are powered, and so just achieve the control of motor rotation direction, thus track switch changed by control switch machine.
Signal1 and signal2 is respectively from X3, X4 to railway switch control circuit connection terminal D03 and D04 terminal input switch machine, and export X1 and X2 to through railway switch control circuit connection terminal D01 and D02, finally enter receiver1 and the receiver2 process of switch control system.When switch machine is in different conditions, different switches set on-offs, then D01 and D02 exports different characteristic signals, and switch machine indicates state and the position of self with this.Equally, switch control system according to X1 with X2 terminal reception to the different output information of switch machine know state and the position of switch machine, specifically in table 1.
Table 1D01 and D02 terminal output information and switch machine state, position relationship
Visible, can the state of clear instruction switch machine and position by the combination of D01 and D02 output characteristic signal.
Embodiment 2 as shown in Figure 2, when switch machine is provided with a special crowded trouble detector switch KJ, KJ is accessed between E, F, when occurring to squeeze trouble, KJ disconnects, cut off the transmission of signal2, switch machine is exported and squeezes trouble information, and form with the 2nd group of switch or the 3rd group of switch the redundancy structure cutting off signal2 signal.
Embodiment 3 as shown in Figure 3, when switch machine is provided with a special crowded trouble detector switch KJ, KJ is accessed between G, D04, when occurring to squeeze trouble, KJ disconnects, cut off the transmission of signal2, switch machine is exported and squeezes trouble information, and form with the 2nd group of switch or the 3rd group of switch the redundancy structure cutting off signal2 signal.
Embodiment 4 as shown in Figure 4, when switch machine arranges two special crowded trouble detector switch KJ1, KJ2 (throw rod is drawn in position and stretched out each corresponding one of position), successively be connected in series from connection terminal D01 into squeezing trouble detector switch KJ2 and the 5th switch 31, and be connected to E point, successively be connected in series from connection terminal D02 into squeezing trouble detector switch KJ1 and the 3rd switch 21, and be connected to E point, enter D04 terminal from the G termination of parallel switch be connected to the F end of parallel switch from E after.
Squeeze that trouble detector switch and 2 arrange, the corresponding relation of 3 row switches is as follows: squeeze when branch off, 3 row switches connected and the crowded detector switch KJ2 that branches off are forced disconnection; Or the 2 row's contacts connected and crowded trouble detector switch KJ1 are forced to disconnect.
The sequencing that crowded trouble detector switch KJ2, KJ1 and the 5th switch 31, the 3rd switch 21 access does not affect the enforcement of circuit.
Embodiment 5 as shown in Figure 5, when switch machine arranges two special crowded trouble detector switch KJ1, KJ2 (throw rod is drawn in position and stretched out each corresponding one of position), between E and F, access one between G and D04 terminal respectively and squeeze trouble detector switch, or be successively connected in series between E and F and squeeze trouble detector switch into two, or be successively connected in series between G and D04 terminal into two crowded trouble detector switches.
The access order of squeezing trouble detector switch KJ1 and KJ2 does not affect the enforcement of circuit.
The explanation of switch machine internal switch
In order to realize state to the control of switch machine and instruction switch machine and location information, switch machine inside need arrange the switch according to certain rule on-off, switch divides four groups, often group is no less than three switches, unless switch fault, often in group, the condition controlled rule of the on-off of all switches is identical, and namely often all switches are all in the state of being switched on or switched off at synchronization in group.
Without loss of generality, be defined as follows: in the 1st group, the 3rd switch is defined as second switch 13, and other switches by that analogy; Two connection terminals called after 131 and 132 respectively of second switch 13, two connection terminals of other switches by that analogy, switches set divides with functional status, do not divide with physical structure, unless switch fault, 1st group of switch and the 2nd group of switch on and off state mutual exclusion, the 3rd group and the 4th group of switch on and off state mutual exclusion.
Claims (6)
1. four-wire system direct-current point machine and a single phase A.C. railway switch control circuit, is characterized in that: railway switch control circuit input and output terminal is four, and called after D01 to D04, connects with switch control system input and output terminal X1 to X4 is corresponding in turn respectively; The power supply of switch control system supply exports from X1, X3 or X2, X3 respectively, and corresponding D01, D03 or D02, the D03 terminal supplying four-wire system control circuit; Identifying information signal1 and signal2 that switch control system exports exports from X3, X4 respectively, and correspondence is from D03, D04 terminal input four-wire system control circuit; Four-wire system control circuit exports identifying information signal1 and signal2 from D01 and D02 terminal.
2. a kind of four-wire system direct-current point machine according to claim 1 and single phase A.C. railway switch control circuit, it is characterized in that: described railway switch control circuit comprises motor M, motor M has three terminals D1, D2, D3; D3 is public terminal, and D1, D2 are rotation direction control terminal; D1 terminal is connected to connection terminal D01 after accessing the 7th switch (41) in parallel, the 8th switch (43); First switch (11), the second switch of D2 terminal access parallel connection are connected to connection terminal D02 after (13); D03 terminal is connected to after D3 terminal access security K switch S.
3. a kind of four-wire system direct-current point machine according to claim 2 and single phase A.C. railway switch control circuit, is characterized in that: described connection terminal D01 pig-tail wire is connected to circuit connection point E through the 5th switch (31); Connection terminal D02 pig-tail wire is connected to circuit connection point E through the 3rd switch (21), the 4th switch (23) and the parallel connection of the 6th switch (33), and two end points of its parallel connection are labeled as F and G respectively; Circuit connection point E is connected to F end; The G end of the 4th switch (23) in parallel and the 6th switch (33) is connected to connection terminal D04.
4. a kind of four-wire system direct-current point machine according to claim 3 and single phase A.C. railway switch control circuit, is characterized in that: be connected in series between described E and F or between G and D04 and squeeze trouble detector switch KJ.
5. a kind of four-wire system direct-current point machine according to claim 3 and single phase A.C. railway switch control circuit, is characterized in that: between described E and F, accesses one respectively and squeeze trouble detector switch between G and D04 terminal; Or be successively connected in series between E and F and squeeze trouble detector switch into two; Or be successively connected in series between G and D04 terminal and squeeze trouble detector switch into two.
6. a kind of four-wire system direct-current point machine according to claim 3 and single phase A.C. railway switch control circuit, is characterized in that: between described E to D01 terminal and E to D02, serial connection squeezes trouble detector switch KJ1 and KJ2 respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520489780.0U CN204956519U (en) | 2015-07-08 | 2015-07-08 | Four -wire system direct -current point machine and single phase alternating current goat control circuit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520489780.0U CN204956519U (en) | 2015-07-08 | 2015-07-08 | Four -wire system direct -current point machine and single phase alternating current goat control circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193915A (en) * | 2018-09-05 | 2019-01-11 | 交控科技股份有限公司 | Railway switch control circuit, system, control method and fault detection method |
| CN113759193A (en) * | 2021-08-16 | 2021-12-07 | 北京和利时系统工程有限公司 | Simulation device and operation method of four-wire system direct current switch machine |
| CN113804995A (en) * | 2021-08-16 | 2021-12-17 | 北京和利时系统工程有限公司 | Automatic simulation device and operation method of four-wire system direct current switch machine |
-
2015
- 2015-07-08 CN CN201520489780.0U patent/CN204956519U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193915A (en) * | 2018-09-05 | 2019-01-11 | 交控科技股份有限公司 | Railway switch control circuit, system, control method and fault detection method |
| CN109193915B (en) * | 2018-09-05 | 2020-09-25 | 交控科技股份有限公司 | Switch machine control circuit, system, control method and fault detection method |
| CN113759193A (en) * | 2021-08-16 | 2021-12-07 | 北京和利时系统工程有限公司 | Simulation device and operation method of four-wire system direct current switch machine |
| CN113804995A (en) * | 2021-08-16 | 2021-12-17 | 北京和利时系统工程有限公司 | Automatic simulation device and operation method of four-wire system direct current switch machine |
| CN113759193B (en) * | 2021-08-16 | 2023-10-27 | 北京和利时系统工程有限公司 | Simulation device and operation method of four-wire direct current switch machine |
| CN113804995B (en) * | 2021-08-16 | 2023-11-07 | 北京和利时系统工程有限公司 | Automatic simulation device and operation method of four-wire direct current switch machine |
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