CN103236204A - ZPW-2000A frequency-shift comprehensive training platform - Google Patents
ZPW-2000A frequency-shift comprehensive training platform Download PDFInfo
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Abstract
A ZPW-2000A frequency-shift comprehensive training platform comprises a control panel, a frequency-shift transceiving module, a relay combined module, a locomotive signal module and a power module. The control panel comprises a fault analog switch, a train operation analog control and analog circuit, a directional switch, a carrier frequency type selector switch, a rail surface frequency-shift information interface, rail indicator lights, and an analog signal. The frequency-shift transceiving module transmits frequency-shift signals to the train operation analog control and analog circuit through the relay combined module; the relay combined module turns on or off the rail indicator lights or analog signal under the control of the fault analog switch and the directional switch; accordingly, experimental training on automatic blocked tracks, main track faults, small track faults and 6369 red signal transfer simulation is achieved. The ZPW-2000A frequency-shift comprehensive training platform is compact in structure, convenient to operate, economical and practical, meets the requirement on experimental training of automatic railway blocking related courses in railway colleges and universities, and saves teaching cost.
Description
Technical field
The present invention relates to railway education experiment real training equipment, particularly a kind of ZPW-2000A type shift frequency comprehensive practical traning platform for railway sand table track circuit.
Background technology
At present, being fit to the student in the railway professional colleges, to finish the railway experiment of automatically closing up less such as ZPW2000A type frequency-shift equipment with the equipment of real training, even do not have.ZPW2000A railway frequency shift modulated track circuit is in China's automatic block district, speed-raising main line and high new line widespread use, realize gapless track, the shift frequency transmitter sends shift frequency information to track, the certain velocity information of these shift frequency information representatives, when train receives, can draw the current speed limit situation of train through handling, show or the demonstration of DMI man-machine interface with locomotive information.And the railway field apparatus detects the regulation that strictness is arranged with debugging, does not more allow the student to arrive execute-in-place.If buy a complete set of equipment of railway practice, cost height not only also is not suitable for the needs of Adaptation of Higher Vocational School Students.
Summary of the invention
At the problems referred to above, in order to overcome the existing above-mentioned deficiency of prior art, the invention provides a kind of ZPW-2000A type shift frequency comprehensive practical traning platform, to satisfy the ZPW2000A of the railway universities and colleges type relevant practice-training teaching demand of automatically closing up.
The technical scheme that the present invention takes is: a kind of ZPW-2000A type shift frequency comprehensive practical traning platform comprises control panel, shift frequency sending/receiving module, relay assembly module, cab signal module and power module;
Described control panel is used for installing gauge tap, shift frequency information interface and track pilot lamp and the signal lamp of analog line, input shift frequency comprehensive practical traning operational order, comprises fault simulation switch, train operation simulation control and analog line, direction change-over switch, carrier frequency type selecting switch, rail level shift frequency information interface and track pilot lamp and simulating signal machine;
The shift frequency sending/receiving module sends frequency-shift signaling by the relay assembly module to train operation simulation control and analog line, the middle contact of relay assembly module under the control of fault simulation switch and direction change-over switch, by its different contact sets pick up and fall, be switched on or switched off track pilot lamp or simulating signal machine, thereby realize automatically closing up circuit, backbone fault, little rail fault and 6369 teleseme red lights shift the experimental real-training of simulation;
Described shift frequency sending/receiving module comprises 2 shift frequency transmitters, 2 shift frequency receivers and 2 attenuators, described shift frequency transmitter is connected with the relay assembly module with carrier frequency type selecting switch respectively, its effect is with the ZPW2000A frequency-shift signaling of its generation under the control of carrier frequency type selecting switch, send to train operation simulation control and analog line through the relay assembly module, described shift frequency receiver is connected with the relay assembly module with attenuator respectively, attenuator is connected with train operation simulation control and analog line, the effect of shift frequency receiver is to feed back to from train operation simulation control and analog line, and the line holding information conveyance after attenuator is handled is lighted corresponding signal light to the relay assembly module by relay assembly module controls simulating signal machine and track pilot lamp;
The effect one of described relay assembly module is under the control of direction change-over switch and fault simulation switch, just transmitting/opposite direction shift frequency information to train operation simulation control and analog line, the 2nd, the change by each relay contact group, be switched on or switched off track pilot lamp or simulating signal machine, thereby realize automatically closing up circuit, backbone fault, little rail fault and 6369 teleseme red lights shift the experimental real-training of simulation;
Described cab signal module comprises cab signal mainframe box, engine man's indicator and sensitivity adjusting circuit, the cab signal mainframe box is connected with engine man's indicator, sensitivity adjusting circuit and rail level shift frequency information interface respectively, its effect is to introduce ground signal and carry out cab signal sensitivity test experiment, the cab signal main frame is handled the ground signal of introducing, by result controller engine man's indicator, make the demonstration of engine man's indicator show consistent with the simulating signal machine;
Described power module is connected with shift frequency sending/receiving module, relay assembly module, cab signal module and simulating signal lamp respectively, and provides working power for above-mentioned module and simulating signal lamp.
Its further technical scheme is: described relay assembly module comprises first relay, second relay, the 3rd relay, the 4th relay, the 5th relay, the 6th relay, the first forward relay, the second forward relay, first negative-phase relay and second negative-phase relay;
The contact sets of the described first forward relay, the second forward relay, first negative-phase relay and second negative-phase relay constitutes the direction change-over switch of selecting traffic direction:
The first forward relay the 5th contact sets is connected with the shift frequency transmitter, its front contact control shift frequency transmitter is to the normal signal sign indicating number of 6355 signaling point X1, X2 transmission positive dirction, and its back contact control shift frequency transmitter sends reciprocal carrier frequency to 6355 signaling point X3, X4 and switches a sign indicating number 27.9Hz;
The first forward relay the 7th contact sets is connected with another shift frequency transmitter, its front contact control shift frequency transmitter is to the normal signal sign indicating number of 6369 signaling point X5, X6 transmission positive dirction, and its back contact control shift frequency transmitter sends reciprocal carrier frequency to 6369 signaling point X7, X8 and switches a sign indicating number 27.9Hz;
Whole contact sets of the described second forward relay and second negative-phase relay constitute the commutating circuit of shift frequency transmitter and shift frequency receiver: 1st, 2,3,4 contact sets are used for the reception of control 6355 signaling points, and the 5th, 6,7,8 contact sets are used for the reception of control 6369 signaling points;
The 1st contact sets of the described first forward relay and first negative-phase relay constitutes the little rail 1 type carrier frequency of 6369 forwards, reverse little rail 2 type carrier frequency are selected circuit, the 2nd contact sets of the first forward relay and first negative-phase relay constitutes the little rail 1 type carrier frequency of 6369 forwards, reverse little rail 2 type carrier frequency are selected circuit: forward 6369 is as 6355 little rail, for 6355 providing little rail signal, receiving 1 type carrier frequency, reverse 6355 as 6369 little rail, for 6369 providing little rail signal, receiving 2 type carrier frequency;
The 4th, 5 contact sets of first negative-phase relay are as the control of the condition of 6369 little rail relays, and forward connects the 24V power supply by K switch 3 and simulates little rail signal, oppositely receives 6355 little rail signal;
The 3rd, 7 contact sets of first negative-phase relay are as the condition control of 6355 little rail relays, and forward receives 6369 little rail signal, oppositely connects the 24V power supply by K switch 4 and simulates little rail signal;
Described fault simulation switch comprises little rail fault simulation, and backbone fault simulation and red light shift mimic channel:
Described little rail fault simulation comprises the 4th, 5 contact sets of first negative-phase relay, the 3rd, 7 contact sets and the K switch 4 of K switch 3, the first negative-phase relaies, forward 6369 is as 6355 little rail, receive 6355 little rail signals, reverse 6355 as 6369 little rail, receives 6369 little rail signals, when K switch 3 or K switch 4 are closed, represent that little rail signal is working properly, K switch 3 or K switch 4 disconnect, and little rail signal is cut off, and represents little rail fault;
Described backbone fault simulation comprises 6355 backbone fault simulation K switch 11 and 6369 backbone fault simulation K switch 10, described fault simulation switch series is connected between shift frequency transmitter and the attenuator, when fault simulation K switch 10 is connected, the 3rd relay energized, the expression free block section, backbone is normal, fault simulation K switch 10 is connected another contact that is serially connected with a big resistance, simulation backbone fault, the 3rd relay falls, and the expression backbone has fault, when fault simulation K switch 11 is connected, second relay energized, the expression free block section, backbone is normal, fault simulation K switch 11 is connected another contact that is serially connected with a big resistance, simulation backbone fault, second relay falls, and the expression backbone has fault;
Described red light shifts mimic channel and comprises red light transfer switch K9, the 3rd relay the 2nd contact sets back contact, the back contact of second each contact sets of relay, the K9-a of red light transfer switch K9 cuts off the red light lamp circuit turns off the light red light, simulation red light fracture of wire, the K9-b of red light transfer switch K9 cuts off the path of 6355 transmitters and receiver, and second relay is fallen, connect 6355 teleseme red lights, realize that red light shifts simulation.
Its further technical scheme be: the analog line of the control of described train operation simulation and analog line comprises 0G, 1G, 2G, 3G, 4G and six block sections of 5G, wherein 0G, 3G, four block sections of 4G and 5G respectively by the orbital simulation switch SW, with described first relay, the 4th relay, the 5th relay, the 6th relay is corresponding is connected, the orbital simulation switch SW is connected, corresponding relay energized, represent this free block section, orbital simulation switch SW 2 disconnects, corresponding relay falls, and represents that this block section is by train occupation;
The operation simulation control of described train operation simulation control and analog line comprises 6355 orbital simulation switch 1GSW and 6369 orbital simulation switch 2GSW, described orbital simulation switch 1GSW and orbital simulation switch 2GSW also are connected in rail level, orbital simulation switch 1GSW and orbital simulation switch 2GSW connect, the short circuit of rail level information, corresponding relay falls, the expression track is occupied, orbital simulation switch 1GSW and orbital simulation switch 2GSW disconnect, corresponding relay energized, the expression track clear.
Described simulating signal machine 47 is mainly by the first relay 0QGJ, the second relay 1QGJ, the 3rd relay 2QGJ, the 4th relay 3QGJ, the 5th relay 4QGJ, and the corresponding contact sets of the 6th relay 5QGJ and LED signal lamp compose in series, described simulating signal machine adopts red, yellow, green luminotron constitutes four displaing lamps, the situation that takies according to each block section of operation the place ahead shows red respectively, yellow, greenish-yellow, green four kinds of signals: if square block section in the train occupation 6397, then 6397 show red signal, if square block section then shows yellow signal in the train occupation 6383, if square block section then shows greenish-yellow signal in the train occupation 6369, if square block section then shows green signal in the train occupation 6355.
Described carrier frequency selector switch, comprise respectively carrier frequency model selector switch S2, S4, S6, S8 and the carrier frequency frequency selective switch S1, S3, S5, the S7 that are connected with the shift frequency receiver with corresponding shift frequency transmitter, described carrier frequency model selector switch is used for selecting the carrier frequency type, carries out the selection of carrier frequency 1 type or 2 types; Described carrier frequency frequency selective switch S1, S3, S5, S7 are used for carrying out the selection of 1700Hz, 2000 Hz, 2300 Hz, 2600 Hz, realize the combination of the various carrier frequency of uplink and downlink direction by the combination of carrier frequency model selector switch and carrier frequency frequency selective switch.
Described power module comprises four-way power supply output: the first via and Third Road provide 24V dc supply for the shift frequency sending/receiving module, the second the tunnel for relay assembly module and simulating signal machine provide 24V dc supply, and the four the tunnel provides 110V dc supply for the cab signal module;
Described four-way power supply adopts bridge rectifier; output terminal and the United Nations General Assembly's capacity filter capacitor and LED light; every road power supply is established a sky respectively and is opened KK1, KK2, KK3 and KK4, is used for leaking electricity and the power fail experiment of overcurrent protection and shift frequency sending/receiving module.
Owing to take technique scheme, the present invention's ZPW-2000A type shift frequency comprehensive practical traning platform has following beneficial effect:
1. the present invention's ZPW-2000A type shift frequency comprehensive practical traning platform has multiple real training control function, utilize this comprehensive practical traning platform can make that electrical specification (frequency, voltage) test, frequency were switched experiment when the student is not on-site can to finish train operation simulation experiment, positive dirction operation, direction is switched experimental real-trainings such as experiment, backbone fault simulation, little rail fault simulation, the transfer of 6369 teleseme red lights and cab signal, solve the automatically close up experimental real-training problems in teaching of correlated curriculum of railway universities and colleges railway, saved the instruction cost of student experimenting real training greatly.
2. the present invention's ZPW-2000A type shift frequency comprehensive practical traning platform has carried out integrated design with carrier frequency switching controls and cab signal main frame, the line direction that automatically closes up simulation control, the simulation of little rail, the simulation of circuit ground signal and the track circuit simulation etc. of shift frequency transmitter, shift frequency receiver, transmitter, track circuit (being analog line) and ground signal (being the simulating signal machine) automatically close up, track clear with take pilot lamp design on same panel, design in the fault simulation segment set, real training platform structure compactness, easy to operate, economical and practical.
Description of drawings
Fig. 1: the present invention's ZPW-2000A type shift frequency comprehensive practical traning platform structure block diagram;
Fig. 2: the present invention's ZPW-2000A type shift frequency comprehensive practical traning platform circuitry connection layout;
The A portion enlarged drawing of Fig. 3: Fig. 2;
Fig. 4: the analog orbit of comprehensive practical traning platform and simulating signal machine synoptic diagram;
Fig. 5: the track indicator light circuit figure of comprehensive practical traning platform;
Fig. 6: the relay circuit figure of the analog orbit block section of comprehensive practical traning platform;
Fig. 7: constitute the direction change-over switch just/the negative-phase relay circuit diagram;
Fig. 8: the simulating signal machine circuit diagram of comprehensive practical traning platform;
Fig. 9: the power module circuitry figure of comprehensive practical traning platform.
Among the figure:
I-power module, II-relay assembly module, III-shift frequency sending/receiving module, 31-shift frequency transmitter, 32-shift frequency receiver, 33-attenuator, IV-control panel, 41-rail level shift frequency information interface, 42-fault simulation switch, the control of 43-train operation simulation and analog line, 44-direction change-over switch, 45-carrier frequency selector switch, 46-track pilot lamp, 47-simulating signal machine, 48-analog orbit, 49-block section, V-cab signal module, 51-cab signal mainframe box, 52-engine man's indicator, 53-sensitivity adjusting circuit;
0QGJ-first relay, 1QGJ-second relay, 2QGJ-the 3rd relay, 3QGJ-the 4th relay, 4QGJ-the 5th relay, 5QGJ-the 6th relay, 1QZJ-first forward relay, 2QZJ-second forward relay, 1QFJ-first negative-phase relay, 2QFJ-second negative-phase relay;
0qgj1,1qgj1,2qgj1,3qgj1,4qgj1,5qgj1,1qzj1,2qzj1,1qfj1,2qfj1 etc. with the lowercase mark in the accompanying drawing are the contact sets of the relay of corresponding capitalization mark, and the sequence number of back is the sequence number of contact sets.
Embodiment
A kind of ZPW-2000A type shift frequency comprehensive practical traning platform comprises control panel IV, shift frequency sending/receiving module III, relay assembly module II, cab signal module V and power module I;
Described control panel IV is used for installing gauge tap, shift frequency information interface and track pilot lamp and the signal lamp of analog line, input shift frequency comprehensive practical traning operational order, comprises fault simulation switch 42, train operation simulation control and analog line 43, direction change-over switch 44, carrier frequency type selecting switch 45, rail level shift frequency information interface 41 and track pilot lamp 46 and simulating signal machine 47;
The shift frequency sending/receiving module sends frequency-shift signaling by the relay assembly module to train operation simulation control and analog line, the middle contact of relay assembly module under the control of fault simulation switch 42 and direction change-over switch 44, by its different contact sets pick up and fall, be switched on or switched off track pilot lamp 46 or simulating signal machine 47, thereby realize automatically closing up circuit, backbone fault, little rail fault and 6369 teleseme red lights shift the experimental real-training of simulation;
Described shift frequency sending/receiving module III comprises 2 shift frequency transmitters 31,2 shift frequency receivers 32 and 2 attenuators 33, forming 2 groups of shift frequencies transmissions respectively receives standby each other, described shift frequency transmitter is connected with the relay assembly module with carrier frequency type selecting switch 45 respectively, its effect is with the 1700Hz of its generation under the control of carrier frequency type selecting switch 45,2000 Hz, 2300 Hz, or the ZPW2000A frequency-shift signaling of 2600 Hz different frequency ranges, send to train operation simulation control and analog line 43 through the relay assembly module, described shift frequency receiver 32 is connected with the relay assembly module with attenuator 33 respectively, attenuator 33 is connected with train operation simulation control and analog line 43, the effect of shift frequency receiver is to feed back to from train operation simulation control and analog line 43, and the line holding information conveyance after attenuator is handled is lighted corresponding signal light to the relay assembly module by relay assembly module controls simulating signal machine and track pilot lamp;
The effect one of described relay assembly module II is under the control of direction change-over switch 41 and fault simulation switch 42, just transmitting/opposite direction shift frequency information to train operation simulation control and analog line 43, the 2nd, the change by each relay contact group, be switched on or switched off track pilot lamp 46 or simulating signal machine 47, thereby realize automatically closing up circuit, backbone fault, little rail fault and 6369 teleseme red lights shift the experimental real-training of simulation;
Described cab signal module V comprises cab signal mainframe box 51, engine man's indicator 52 and sensitivity adjusting circuit 53, the cab signal mainframe box is connected with engine man's indicator, sensitivity adjusting circuit and rail level shift frequency information interface 41 respectively, its effect is to introduce ground signal and carry out cab signal sensitivity test experiment, the cab signal main frame is handled the ground signal of introducing, by result controller engine man's indicator, make the demonstration of engine man's indicator show consistent with the simulating signal machine;
Described power module I is connected with shift frequency sending/receiving module, relay assembly module, cab signal module and simulating signal lamp respectively, and provides working power for above-mentioned module and simulating signal lamp.
Described relay assembly module comprises the first relay 0QGJ, the second relay 1QGJ, the 3rd relay 2QGJ, the 4th relay 3QGJ, the 5th relay 4QGJ, the 6th relay 5QGJ, the first forward relay 1QZJ, the second forward relay 2QZJ, the first negative-phase relay 1QFJ and the second negative-phase relay 2QFJ totally 10 relays;
The contact sets of the described first forward relay 1QZJ, the second forward relay 2QZJ, the first negative-phase relay 1QFJ and the second negative-phase relay 2QFJ constitutes the direction change-over switch 41(of selection traffic direction referring to accompanying drawing 7);
The described first forward relay 1QZJ the 5th contact sets 1qzj5 is connected with shift frequency transmitter ZPW.F1, its front contact control shift frequency transmitter is to the normal signal sign indicating number of 6355 signaling point X1, X2 transmission positive dirction, and its back contact control shift frequency transmitter sends reciprocal carrier frequency to 6355 signaling point X3, X4 and switches a sign indicating number 27.9Hz;
The described first forward relay 1QZJ the 7th contact sets 1qzj7 is connected with another shift frequency transmitter ZPW.F2, its front contact control shift frequency transmitter is to the normal signal sign indicating number of 6369 signaling point X5, X6 transmission positive dirction, and its back contact control shift frequency transmitter sends reciprocal carrier frequency to 6369 signaling point X7, X8 and switches a sign indicating number 27.9Hz;
Whole contact sets of the described second forward relay 2QZJ and the second negative-phase relay 2QFJ constitute the commutating circuit of shift frequency transmitter and shift frequency receiver: 1st, 2,3,4 contact sets are used for the reception of control 6355 signaling points, and the 5th, 6,7,8 contact sets are used for the reception of control 6369 signaling points;
The 1st contact sets of the described first forward relay 1QZJ and the first negative-phase relay 1QFJ constitutes the little rail 1 type carrier frequency of 6369 forwards, reverse little rail 2 type carrier frequency are selected circuit, the 2nd contact sets of the first forward relay 1QZJ and the first negative-phase relay 1QFJ constitutes the little rail 1 type carrier frequency of 6369 forwards, reverse little rail 2 type carrier frequency are selected circuit: forward 6369 is as 6355 little rail, provide little rail signal for 6355, receive 1 type carrier frequency, reverse 6355 as 6369 little rail, provide little rail signal for 6369, receive 2 type carrier frequency, that is: the middle contact of the 1st contact sets of the first forward relay 1QZJ connects power supply, front contact meets the X1(Z of shift frequency receiver ZPW.J2) end, back contact connects contact in the 1st contact sets of the first negative-phase relay 1QFJ, the back contact of the first negative-phase relay 1QFJ the 1st contact sets meets the X2(Z of shift frequency receiver ZPW.J2) end, the middle contact of the 2nd contact sets of the first forward relay 1QZJ connects power supply, front contact meets the X1(Z of shift frequency receiver ZPW.J1) end, back contact connects contact in the 2nd contact sets of the first negative-phase relay 1QFJ, the back contact of the first negative-phase relay 1QFJ the 2nd contact sets meets the X2(Z of shift frequency receiver ZPW.J1) end
The 4th of the described first negative-phase relay 1QFJ, 5 contact sets 1qfj4 and 1qfj5 are as the condition control of 6369 little rail relays, forward connects the 24V power supply by K switch 3 and simulates little rail signal, oppositely receive 6355 little rail signal, the 3rd of the first negative-phase relay 1QFJ, 7 contact sets 1qfj3 and 1qfj7 are as the condition control of 6355 little rail relays, forward receives 6369 little rail signal, oppositely connect the 24V power supply by K switch 4 and simulate little rail signal, that is: contact connects the b13 end of ZPW.S2 among the 4th contact sets 1qfj4 of the first negative-phase relay 1QFJ, contact connects power supply before the contact sets 1qfj4, contact meets B2 after the contact sets 1qfj4, contact connects the b12 end of ZPW.S2 among the 5th contact sets 1qfj5 of the first negative-phase relay 1QFJ, the back contact of contact sets 1qfj5 meets B1, contact sets 1qfj5's, middle contact and front contact that front contact connects the 6th contact sets of the 4th relay connect positive source by K switch 3 then.
Described fault simulation switch 42 comprises little rail fault simulation, and backbone fault simulation and red light shift mimic channel:
Described little rail fault simulation comprises the 4th contact sets 1qfj4 of the first negative-phase relay 1QFJ and the 5th contact sets 1qfj5, K switch 3, the 3rd contact sets 1qfj3 of the first negative-phase relay 1QFJ and the 7th contact sets 1qfj7, K switch 4, forward 6369 is as 6355 little rail, receive 6355 little rail signals, reverse 6355 as 6369 little rail, receive 6369 little rail signals, when K switch 3 or K switch 4 closures, represent that little rail signal is working properly, K switch 3 or K switch 4 disconnect, little rail signal is cut off, and represents little rail fault.
Described backbone fault simulation comprises 6355 backbone fault simulation K switch 11 and 6369 backbone fault simulation K switch 10, described fault simulation switch series is connected between shift frequency transmitter and the attenuator, that is: the middle contact of fault simulation K switch 10 is by second negative-phase relay, the 1st contact sets of the 5th contact sets of the second forward relay and the second alarm relay 2QGJ is connected with the S1 end points of shift frequency transmitter ZPW.F2, and the back contact of fault simulation K switch 10 is by second negative-phase relay, the 7th contact sets of the second forward relay is connected with the C1V1 contact of attenuator ZPW.S2; The middle contact of fault simulation K switch 11 is connected with the S1 end points of shift frequency transmitter ZPW.F1 by second negative-phase relay, the 1st contact sets of the second forward relay and the 1st contact sets of the first alarm relay 1QGJ, and the back contact of fault simulation K switch 11 is connected with the C1V1 contact of attenuator ZPW.S1 by the 3rd contact sets of the 2nd negative-phase relay, the 2nd forward relay; When fault simulation K switch 10 is connected, the 3rd relay 2QGJ picks up, the expression free block section, backbone is normal, fault simulation K switch 10 is connected another contact that is serially connected with a big resistance, simulation backbone fault, the 3rd relay 2QGJ falls, and the expression backbone has fault, when fault simulation K switch 11 is connected, the second relay 1QGJ picks up, the expression free block section, and backbone is normal, fault simulation K switch 11 is connected another contact that is serially connected with a big resistance, simulation backbone fault, the second relay 1QGJ falls, and the expression backbone has fault.
Described red light shifts mimic channel and comprises red light transfer switch K9, the 3rd relay 2QGJ the 2nd contact sets back contact, the back contact of second each contact sets of relay 2QGJ, the K9-a of red light transfer switch K9 and electrical equipment 2QGJ the 2nd contact sets back contact and signal lamp are serially connected between the 24V power circuit, K9-a disconnects, then the red light lamp circuit disconnects red light and goes out simulation red light fracture of wire; The K9-b of red light transfer switch K9 is serially connected between the 4th contact sets of the 2nd contact sets of the second negative-phase relay 2QGJ and the 3rd relay,
K9-b disconnects the path that then cuts off 6355 transmitters and receiver, and the second relay 1QGJ is fallen, and connects 6355 teleseme red lights, realizes that red light shifts simulation.
The analog line of described train operation simulation control and analog line comprises 0G, 1G, 2G, 3G, six block sections of 4G and 5G, the first relay 0QGJ wherein, the 4th relay 3QGJ, the 5th relay 4QGJ, the 6th relay 5QGJ is serially connected between the 24V power circuit by the orbital simulation switch SW, the second relay 1QGJ, the 3rd relay 2QGJ is attempted by the contact Ga30 of attenuator ZPW.S2 and attenuator ZPW.S1 respectively, on the GHc30, the orbital simulation switch SW is connected, corresponding relay energized, represent this free block section, the orbital simulation switch SW disconnects, corresponding relay falls, and represents that this block section is by train occupation (referring to accompanying drawing 6).
The operation simulation control of described train operation simulation control and analog line comprises 6355 orbital simulation switch 1GSW and 6369 orbital simulation switch 2GSW, described orbital simulation switch 1GSW and orbital simulation switch 2GSW also are connected in rail level, orbital simulation switch 1GSW and orbital simulation switch 2GSW connect, the short circuit of rail level information, corresponding relay falls, the expression track is occupied, orbital simulation switch 1GSW and orbital simulation switch 2GSW disconnect, corresponding relay energized, the expression track clear.
Described simulating signal machine 47 is mainly by the first relay 0QGJ, the second relay 1QGJ, the 3rd relay 2QGJ, the 4th relay 3QGJ, the 5th relay 4QGJ, and the corresponding contact sets of the 6th relay 5QGJ and LED signal lamp compose in series, described simulating signal machine 47 adopts red, yellow, green luminotron constitutes four displaing lamps, the situation that takies according to each block section of operation the place ahead is controlled picking up or falling of above-mentioned relay, make corresponding contacting or cut-off signal circuit for lamp, realize red, yellow, greenish-yellow, the demonstration of green four kinds of signal lamps: if square block section in the train occupation 6397, then 6397 show red signal, if square block section then shows yellow signal in the train occupation 6383, if square block section then shows greenish-yellow signal in the train occupation 6369, if square block section then shows green signal (referring to accompanying drawing 8) in the train occupation 6355.
Described carrier frequency selector switch 45, comprise respectively carrier frequency model selector switch S2, S4, S6 and the S8 and carrier frequency frequency selective switch S1, S3, S5 and the S7 that are connected with the shift frequency receiver with corresponding shift frequency transmitter, the common contact of carrier frequency frequency selective switch S1 and S5 meets the contact 024-2 of shift frequency transmitter ZPW.F2 and ZPW.F1 respectively, and the movable contact of carrier frequency frequency selective switch S1 and S5 connects 1700Hz, 2000 Hz, 2300 Hz, the 2600 Hz contacts of shift frequency transmitter ZPW.F2 and ZPW.F1 respectively; Carrier frequency frequency selective switch S3 is connected with 1700Hz, 2000 Hz, 2300 Hz, the 2600 Hz contacts of shift frequency receiver ZPW.J2 and ZPW.J1 respectively with S7, described carrier frequency frequency selective switch S1, S3, S5 and S7 are used for carrying out the selection of 1700Hz, 2000 Hz, 2300 Hz, 2600 Hz, described carrier frequency model selector switch S2, S4, S6 and S8 are connected to shift frequency transmitter ZPW.F2 and ZPW.F1, the carrier frequency model contact of shift frequency receiver ZPW.J2 and ZPW.J1, be used for selecting the carrier frequency type, carry out the selection of carrier frequency 1 type or 2 types; Realize the combination of the various carrier frequency of uplink and downlink direction by the combination of carrier frequency model selector switch and carrier frequency frequency selective switch.
Described power module comprises four-way power supply output: the first via and Third Road provide 24V dc supply for the shift frequency sending/receiving module, the second the tunnel for relay assembly module and simulating signal machine provide 24V dc supply, and the four the tunnel provides 110V dc supply for the cab signal module; Described four-way power supply adopts bridge rectifier; output terminal and the United Nations General Assembly's capacity filter capacitor and LED light; every road power supply is established a sky respectively and is opened KK1, KK2, KK3 and KK4, is used for leaking electricity and the power fail experiment of overcurrent protection and shift frequency sending/receiving module.
Claims (6)
1. ZPW-2000A type shift frequency comprehensive practical traning platform, it is characterized in that: this comprehensive practical traning platform comprises control panel (IV), shift frequency sending/receiving module (III), relay assembly module (II), cab signal module (V) and power module (I);
Described control panel is used for installing gauge tap, shift frequency information interface and track pilot lamp and the signal lamp of analog line, input shift frequency comprehensive practical traning operational order, comprises fault simulation switch (42), train operation simulation control and analog line (43), direction change-over switch (44), carrier frequency type selecting switch (45), rail level shift frequency information interface (41) and track pilot lamp (46) and simulating signal machine (47);
The shift frequency sending/receiving module sends frequency-shift signaling by the relay assembly module to train operation simulation control and analog line, the middle contact of relay assembly module under the control of fault simulation switch (42) and direction change-over switch (44), by its different contact sets pick up and fall, be switched on or switched off track pilot lamp (46) or simulating signal machine (47), thereby realize automatically closing up circuit, backbone fault, little rail fault and 6369 teleseme red lights shift the experimental real-training of simulation;
Described shift frequency sending/receiving module (III) comprises 2 shift frequency transmitters (31), 2 shift frequency receivers (32) and 2 attenuators (33), described shift frequency transmitter is connected with the relay assembly module with carrier frequency type selecting switch (45) respectively, its effect is with the ZPW2000A frequency-shift signaling of its generation under the control of carrier frequency type selecting switch (45), send to train operation simulation control and analog line (43) through the relay assembly module, described shift frequency receiver (32) is connected with the relay assembly module with attenuator (33) respectively, attenuator (33) is connected with train operation simulation control and analog line (43), the effect of shift frequency receiver is to feed back to from train operation simulation control and analog line (43), and the line holding information conveyance after attenuator is handled is lighted corresponding signal light to the relay assembly module by relay assembly module controls simulating signal machine and track pilot lamp;
The effect one of described relay assembly module (II) is under the control of direction change-over switch (41) and fault simulation switch (42), just transmitting/opposite direction shift frequency information to train operation simulation control and analog line (43), the 2nd, the change by each relay contact group, be switched on or switched off track pilot lamp (46) or simulating signal machine (47), thereby realize automatically closing up circuit, backbone fault, little rail fault and 6369 teleseme red lights shift the experimental real-training of simulation;
Described cab signal module (V) comprises cab signal mainframe box (51), engine man's indicator (52) and sensitivity adjusting circuit (53), the cab signal mainframe box is connected with engine man's indicator, sensitivity adjusting circuit and rail level shift frequency information interface (41) respectively, its effect is to introduce ground signal and carry out cab signal sensitivity test experiment, the cab signal main frame is handled the ground signal of introducing, by result controller engine man's indicator, make the demonstration of engine man's indicator show consistent with the simulating signal machine;
Described power module (I) is connected with shift frequency sending/receiving module, relay assembly module, cab signal module and simulating signal lamp respectively, and provides working power for above-mentioned module and simulating signal lamp.
2. ZPW-2000A type shift frequency comprehensive practical traning platform according to claim 1, it is characterized in that: described relay assembly module comprises first relay (0QGJ), second relay (1QGJ), the 3rd relay (2QGJ), the 4th relay (3QGJ), the 5th relay (4QGJ), the 6th relay (5QGJ), the first forward relay (1QZJ), the second forward relay (2QZJ), first negative-phase relay (1QFJ) and second negative-phase relay (2QFJ);
The contact sets of the described first forward relay (1QZJ), the second forward relay (2QZJ), first negative-phase relay (1QFJ) and second negative-phase relay (2QFJ) constitutes the direction change-over switch (41) of selecting traffic direction;
The described first forward relay (1QZJ) the 5th contact sets is connected with the shift frequency transmitter, its front contact control shift frequency transmitter is to the normal signal sign indicating number of 6355 signaling point X1, X2 transmission positive dirction, and its back contact control shift frequency transmitter sends reciprocal carrier frequency to 6355 signaling point X3, X4 and switches a sign indicating number 27.9Hz;
The described first forward relay (1QZJ) the 7th contact sets is connected with another shift frequency transmitter, its front contact control shift frequency transmitter is to the normal signal sign indicating number of 6369 signaling point X5, X6 transmission positive dirction, and its back contact control shift frequency transmitter sends reciprocal carrier frequency to 6369 signaling point X7, X8 and switches a sign indicating number 27.9Hz;
Whole contact sets of the described second forward relay (2QZJ) and second negative-phase relay (2QFJ) constitute the commutating circuit of shift frequency transmitter and shift frequency receiver: 1st, 2,3,4 contact sets are used for the reception of control 6355 signaling points, and the 5th, 6,7,8 contact sets are used for the reception of control 6369 signaling points;
The 1st contact sets of the described first forward relay (1QZJ) and first negative-phase relay (1QFJ) constitutes the little rail 1 type carrier frequency of 6369 forwards, reverse little rail 2 type carrier frequency are selected circuit, the 2nd contact sets of the first forward relay (1QZJ) and first negative-phase relay (1QFJ) constitutes the little rail 1 type carrier frequency of 6369 forwards, reverse little rail 2 type carrier frequency are selected circuit: forward 6369 is as 6355 little rail, for 6355 providing little rail signal, receiving 1 type carrier frequency, reverse 6355 as 6369 little rail, for 6369 providing little rail signal, receiving 2 type carrier frequency;
The 4th, 5 contact sets of first negative-phase relay (1QFJ) are as the control of the condition of 6369 little rail relays, and forward connects the 24V power supply by K switch 3 and simulates little rail signal, oppositely receives 6355 little rail signal;
The 3rd, 7 contact sets of first negative-phase relay (1QFJ) are as the condition control of 6355 little rail relays, and forward receives 6369 little rail signal, oppositely connects the 24V power supply by K switch 4 and simulates little rail signal;
Described fault simulation switch (42) comprises little rail fault simulation, and backbone fault simulation and red light shift mimic channel:
Described little rail fault simulation comprises the 4th, 5 contacts of first negative-phase relay (1QFJ), the 3rd, 7 contact sets and the K switch 4 of K switch 3, the first negative-phase relaies (1QFJ), forward 6369 is as 6355 little rail, receive 6355 little rail signals, reverse 6355 as 6369 little rail, receives 6369 little rail signals, when K switch 3 or K switch 4 are closed, represent that little rail signal is working properly, K switch 3 or K switch 4 disconnect, and little rail signal is cut off, and represents little rail fault;
Described backbone fault simulation comprises 6355 backbone fault simulation K switch 11 and 6369 backbone fault simulation K switch 10, described fault simulation switch series is connected between shift frequency transmitter and the attenuator, during fault simulation K switch 10 switch connections, the 3rd relay (2QGJ) picks up, the expression free block section, backbone is normal, fault simulation K switch 10 is connected another contact that is serially connected with a big resistance, simulation backbone fault, the 3rd relay (2QGJ) falls, and the expression backbone has fault, when fault simulation K switch 11 is connected, the second relay 1QGJ picks up, the expression free block section, and backbone is normal, fault simulation K switch 11 is connected another contact that is serially connected with a big resistance, simulation backbone fault, second relay (1QGJ) falls, and the expression backbone has fault;
Described red light shifts mimic channel and comprises red light transfer switch K9, the 3rd relay (2QGJ) the 2nd contact sets back contact, the back contact of each contact sets of second relay (2QGJ), the K9-a of red light transfer switch K9 cuts off the red light lamp circuit turns off the light red light, simulation red light fracture of wire, the K9-b of red light transfer switch K9 cuts off the path of 6355 transmitters and receiver, and second relay (1QGJ) is fallen, connect 6355 teleseme red lights, realize that red light shifts simulation.
3. ZPW-2000A type shift frequency comprehensive practical traning platform according to claim 1 and 2, it is characterized in that: the analog line of described train operation simulation control and analog line comprises 0G, 1G, 2G, 3G, six block sections of 4G and 5G, 0G, 3G, four block sections of 4G and 5G are respectively by the orbital simulation switch SW, with described first relay (0QGJ), the 4th relay (3QGJ), the 5th relay (4QGJ), the 6th relay (5QGJ) is corresponding to be connected, the orbital simulation switch SW is connected, corresponding relay energized, represent this free block section, the orbital simulation switch SW disconnects, corresponding relay falls, and represents that this block section is by train occupation;
The operation simulation control of described train operation simulation control and analog line comprises 6355 orbital simulation switch 1GSW and 6369 orbital simulation switch 2GSW, described orbital simulation switch 1GSW and orbital simulation switch 2GSW also are connected in rail level, orbital simulation switch 1GSW and orbital simulation switch 2GSW connect, the short circuit of rail level information, corresponding relay falls, the expression track is occupied, orbital simulation switch 1GSW and orbital simulation switch 2GSW disconnect, corresponding relay energized, the expression track clear.
4. ZPW-2000A type shift frequency comprehensive practical traning platform according to claim 3, it is characterized in that: described simulating signal machine (47) is mainly by first relay, second relay, the 3rd relay, the 4th relay, the 5th relay, and the corresponding contact sets of the 6th relay and LED signal lamp compose in series, described simulating signal machine (47) adopts red, yellow, green luminotron constitutes four displaing lamps, the situation that takies according to each block section of operation the place ahead shows red respectively, yellow, greenish-yellow, green four kinds of signals: if square block section in the train occupation 6397, then 6397 show red signal, if square block section then shows yellow signal in the train occupation 6383, if square block section then shows greenish-yellow signal in the train occupation 6369, if square block section then shows green signal in the train occupation 6355.
5. ZPW-2000A type shift frequency comprehensive practical traning platform according to claim 4, it is characterized in that: described carrier frequency selector switch (45), comprise respectively the carrier frequency model selector switch (S2, S4, S6 and S8) and the carrier frequency frequency selective switch (S1, S3, S5 and S7) that are connected with the shift frequency receiver with corresponding shift frequency transmitter, described carrier frequency model selector switch (S2, S4, S6 and S8) is used for selecting the carrier frequency type, carries out the selection of carrier frequency 1 type or 2 types; Described carrier frequency frequency selective switch (S1, S3, S5 and S7) is used for carrying out the selection of 1700Hz, 2000 Hz, 2300 Hz, 2600 Hz, realizes the combination of the various carrier frequency of uplink and downlink direction by the combination of carrier frequency model selector switch and carrier frequency frequency selective switch.
6. ZPW-2000A type shift frequency comprehensive practical traning platform according to claim 5, it is characterized in that: described power module comprises four-way power supply output: the first via and Third Road provide 24V dc supply for the shift frequency sending/receiving module, the second the tunnel for relay assembly module and simulating signal machine provide 24V dc supply, and the four the tunnel provides 110V dc supply for the cab signal module;
Described four-way power supply adopts bridge rectifier; output terminal and the United Nations General Assembly's capacity filter capacitor and LED light; every road power supply is established a sky respectively and is opened KK1, KK2, KK3 and KK4, is used for leaking electricity and the power fail experiment of overcurrent protection and shift frequency sending/receiving module.
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