CN214586543U - ZPW-2000 model in-station coding simulation test device - Google Patents
ZPW-2000 model in-station coding simulation test device Download PDFInfo
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Abstract
A ZPW-2000 model in-station coding simulation test device relates to a railway ZPW-2000 model in-station coding device, which comprises a control panel for simulating control of a receiving signal, train operation and control of a transmitter code; the control circuit is used for controlling the transmitter to transmit coding information to the corresponding preset track section according to the running condition of the train; a transmitter for generating various frequency coded information; and a coding information transmitting circuit for controlling transmission of coding information to each track segment. The control panel is respectively connected with the transmitter, the control circuit and the coding information transmitting circuit, the coding information transmitting circuit is also connected with the control circuit, and the transmitter transmits the coding information to each preset track section through the coding information transmitting circuit. The utility model discloses can improve railway signal maintainer service ability, be favorable to the reliable and stable work of equipment, have characteristics such as simple and convenient, easily install and use, multiple functional, easily use widely.
Description
Technical Field
The utility model relates to a ZPW-2000 type of station inner coding equipment of railway signal system, especially a ZPW-2000 type station inner coding simulation test device.
Background
The ZPW-2000 model station inner code device can generate code information with various frequencies to represent different meanings, when a train occupies an outdoor track, the corresponding track section sends the code information with enough power to the train, and a driver controls the train to run according to the meaning represented by the received code information. At present, the ZPW-2000 type in-station coding information becomes a main signal for commanding the railway train to run in the station, and if the ground ZPW-2000 type coding equipment breaks down, the train cannot run normally. In order to ensure the stable and reliable operation of the coding equipment, railway signal maintainers need to regularly apply for equipment which is not used for maintenance tests, and the outdoor manual shunting track simulates the operation of a train and checks whether the information sent by the coding equipment is normal or not. The mode has the following defects: the operation of the train is stopped when the maintenance test of the coding equipment is carried out, so that the normal operation of railway transportation is influenced, the test work is completed in a short time, the test work is complex, a plurality of maintenance personnel with skilled services are required to be closely matched to complete the test work, the test work cannot be completed within the specified time due to unskilled services of individual personnel or improper mutual matching of individual personnel, the hidden danger influencing the reliable operation of the equipment is left, the fault influencing the normal operation of the train is possibly generated in the subsequent use process, and the railway transportation efficiency is reduced.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the ZPW-2000 type in-station coding simulation test device is provided to solve the problems that hidden dangers affecting the reliable operation of equipment are left due to the fact that test work cannot be completed in a short time, faults affecting the normal operation of a train are likely to occur in the subsequent use process, and the railway transportation efficiency is reduced in the prior art.
The technical scheme for solving the technical problems is as follows: a ZPW-2000 type in-station coding simulation test device comprises:
the control panel is used for simulating and controlling a train receiving signal, simulating train running and controlling the code of the transmitter;
the control circuit is used for controlling the transmitter to transmit coding information to the corresponding preset track section according to the simulated train running condition;
a transmitter for generating various frequency coded information;
a coding information transmitting circuit for controlling transmission of coding information to each track section;
the output end of the control panel is respectively connected with the input ends of the transmitter FS, the control circuit and the coding information transmitting circuit, the input end of the coding information transmitting circuit is also connected with the output end of the control circuit, and the output end of the transmitter FS transmits coding information to each preset track section through the coding information transmitting circuit.
The utility model discloses a further technical scheme is: the control circuit including connect the car signal relay circuit, connect the car to send out a yard relay circuit, connect the car signal relay circuit, connect the car to send out a yard relay circuit's input and be connected with the output of control panel respectively, connect the car signal relay circuit's output and connect the car to send out a yard relay circuit's input and be connected, connect the car to send out yard relay circuit's output and be connected with the input of coding information sending circuit, coding information sending circuit's output is the test terminal of each track section.
The utility model discloses a further technical scheme is: the disc surface of the control disc is provided with:
a pick-up button JCA for simulating an open pick-up signal;
a cancel button QA for manually canceling the opened pickup signal;
a code button group for controlling the transmitter FS code;
the track section analog switch group is used for simulating the occupation or the clearing of the track section;
a pick-up signal indicator light JCD for indicating whether the pick-up signal is open;
the output ends of the receiving button JCA, the cancel button QA and the track section analog switch group are respectively connected with the input end of a receiving signal relay circuit, the output end of the receiving signal relay circuit is connected with the input end of a receiving signal indicator light JCD, the output end of the track section analog switch group is also respectively connected with the input ends of a receiving code sending relay circuit, a sender FS and a coding information sending circuit, and the output end of the coding button group is connected with the input end of the sender FS.
The utility model discloses a further technical scheme is again: the code button group comprises a green code button LA, a green-yellow code button LUA, a yellow code button UA and a red-yellow code button HUA, and the output ends of the green code button LA, the green-yellow code button LUA, the yellow code button UA and the red-yellow code button HUA are respectively connected with the input end of the transmitter FS.
The utility model discloses a further technical scheme is again: the track section analog switch group comprises a 1DG track section analog switch 1DGK for simulating occupation or clearing of a 1DG preset track section, a 3DG track section analog switch 3DGK for simulating occupation or clearing of a 3DG preset track section, a 5DG track section analog switch 5DGK for simulating occupation or clearing of a 5DG preset track section and an I G track section analog switch I GK for simulating occupation or clearing of an I G preset track section, wherein the output ends of the 1DG track section analog switch 1DGK, the 3DG track section analog switch 3DGK, the 5DG track section analog switch 5DGK and the I G track section analog switch I GK are respectively connected with the input ends of a receiving vehicle signal relay circuit, a receiving vehicle code sending relay circuit and an electric coding information sending circuit.
The utility model discloses a further technical scheme is: the vehicle-receiving signal relay circuit comprises a vehicle-receiving signal relay JCXJ; the signal relay JCXJ is in a normally-falling state, a coil terminal 1 of the signal relay JCXJ is connected with a front contact of a 1 st group of the signal relay JCXJ, and a middle contact of the 1 st group of the signal relay JCXJ is connected with a control positive power supply KZ; the No. 1 connecting joint of the vehicle-receiving signal relay JCXJ is connected with the vehicle-receiving button JCA in parallel; a coil terminal 4 of the receiving signal relay JCXJ is connected with a cancel button QA, a 1DG track section analog switch 1DGK, a 3DG track section analog switch 3DGK, a 5DG track section analog switch 5DGK and an IG track section analog switch I GK in sequence and then is connected with a control negative power supply KF; the 2 nd group front contact of the signal relay JCXJ connects with signal indicator JCD, control negative supply KF of the car, the 2 nd group middle contact of the signal relay JCXJ connects and controls the positive supply KZ.
The utility model discloses a further technical scheme is: the receiving and code sending relay circuit comprises a receiving and code sending relay JMJ, the receiving and code sending relay JMJ is in a normally-falling state, a coil terminal 1 of the receiving and code sending relay JMJ is sequentially connected with an I G track section analog switch I GK and a control positive power supply KZ, a coil terminal 4 of the receiving and code sending relay JMJ is respectively connected with a front contact of a 3 rd group of the receiving signal relay JCXJ and a middle contact of a 1 st group of the receiving and code sending relay JMJ, the middle contact of the 3 rd group of the receiving signal relay JCXJ is connected with a control negative power supply KF, and a front contact of the 1 st group of the receiving and code sending relay JMJ is respectively connected with the 1DG track section analog switch 1DGK, the 3DGK and the 5DG track section analog switch 5DGK and then is connected with the control negative power supply KF.
The utility model discloses a further technical scheme is: the coded information transmitting circuit comprises:
the lightning protection matching unit FT-U is used for adjusting the magnitude of the coded sending current;
each track section analog switch contact and a vehicle-receiving code-sending relay JMJ contact for switching the coding information sending path;
the adjusting resistor box SRTZ is used for independently and finely adjusting the coded sending current value of each preset track section indoors;
the input end of the lightning protection matching unit FT-U is connected with the output end of the transmitter FS, the output end of the lightning protection matching unit FT-U is sequentially connected with the input ends of an I G track section analog switch I GK contact, a vehicle-receiving code-sending relay JMJ contact, a 5DGK contact of a 5DG track section analog switch, a 3DGK contact of a 3DG track section analog switch and a 1DGK contact of a 1DG track section analog switch of a control panel, the output ends of the I G track section analog switch I GK contact, the 5DGK contact of the 5DG track section analog switch, the 3DGK contact of the 3DG track section analog switch and the 1DGK contact of the 1DG track section analog switch are respectively connected with the input end of an adjusting resistance box SRTZ, and the output end of the adjusting resistance box SRTZ is a test terminal of a corresponding track section.
Owing to adopt above-mentioned structure, the utility model discloses a ZPW-2000 type is code analogue test device in station compares with prior art, has following beneficial effect:
1. can improve the service capability of railway signal maintainers
The utility model comprises a control panel, a control circuit, a transmitter FS and a coding information transmitting circuit, wherein the control panel is used for simulating and controlling a train receiving signal, simulating train operation and controlling the transmitter code; the control circuit is used for controlling the transmitter to transmit coding information to the corresponding preset track section according to the simulated train running condition; the transmitter FS is used for generating various frequency coding information; the coding information sending circuit is used for controlling the sending of coding information to each track section; the output end of the control panel is respectively connected with the input ends of the transmitter FS, the control circuit and the coding information transmitting circuit, the input end of the coding information transmitting circuit is also connected with the output end of the control circuit, and the output end of the transmitter FS transmits coding information to each preset track section through the coding information transmitting circuit. Therefore, the utility model discloses can simulate railway scene of a job code equipment job scene, the usable this device of railway signal maintainer carries out code equipment maintenance test exercise, firmly masters the operation content of this maintenance project, improves railway signal maintainer service ability.
2. Is beneficial to the stable and reliable work of the equipment and improves the railway transportation efficiency
Because the utility model discloses can be used to train railway signal maintainer, improve the experimental operation ability of coding equipment, make it can high quality, accomplish the maintenance of equipment test work completely, avoid leaving the hidden danger that influences the reliable operation of equipment, ensure to accomplish the maintenance of equipment work smoothly, guarantee the reliable and stable operation of equipment, improve railway transportation efficiency.
3. Improve the maintenance operation efficiency
The utility model sets a receiving button JCA and a cancel button QA on the control panel to control a receiving signal relay circuit, so as to simulate opening and canceling receiving signals; each preset track section is provided with a track section analog switch for simulating the occupation and clearing of a train; controlling a vehicle receiving signal relay circuit through a contact point of each preset track section analog switch; the receiving and code sending relay circuit is controlled through the contact of each preset track section analog switch; the coding information is controlled to be sent to the corresponding section through the contact of each preset track section analog switch; the green code button LA, the green-yellow code button LUA, the yellow code button UA and the red-yellow code button HUA are arranged to control the coding circuit of the transmitter, so that the transmitter transmits the coded information with corresponding frequency. Therefore, railway signal maintainers can practice by using the device at ordinary times, skillfully master the maintenance test operation procedure of the coded equipment, promote smooth cooperation among maintainers, shorten the field maintenance operation time and improve the maintenance operation efficiency.
4. Simple structure, easy installation and use
This device will connect car button JCA, cancel button QA, green yard button LA, green yellow yard button LUA, yellow yard button UA, red yellow yard button HUA, 1DG track section analog switch 1DGK, 3DG track section analog switch 3DGK, 5DG track section analog switch 5DGK, I G track section analog switch I GK, connect car signal indicator JCD all integrates on the quotation of control panel, make its overall structure occupation space less, the structure is simple and convenient, can conveniently install in the place that needs.
5. Complete functions
The device has the functions of simulating opening and closing signals, simulating train operation, simulating transmitter coding, simulating sequential transmission of coding information, and testing and adjusting coding transmission current. The device can perform relevant operation contents of a field actual code equipment maintenance test, including open signals, code information coding, code sending current test and adjustment, can simulate the track occupied by train operation, enables the code equipment in the ZPW-2000 type station to send code information to a corresponding simulation track section, can perform test and adjustment on a corresponding test terminal, and has complete functions.
6. Improve the teaching quality of related major of school
The device can be used for relevant professional students to perform experimental operation, so that the understanding of theoretical knowledge is deepened, the maintenance and operation skills of field equipment are mastered, and the teaching quality of relevant schools is improved.
7. Can effectively solve the problem of ZPW-2000 type of in-station coding knowledge of theoretical learning abstraction
The device can be used for railway signal maintainers and students of related professions to carry out experimental operation, deepen the understanding of theoretical knowledge and effectively solve the problem that daily ZPW-2000 type in-station coding knowledge only can be abstracted by theoretical learning.
8. Wide application range
At present, ZPW-2000 type in-station coding equipment is used in all roads, enterprises have the requirement of improving the service capability of field maintenance personnel, and the method is very wide in application range and easy to popularize and use. In addition, schools with relevant railway major needs relevant experimental equipment so as to improve teaching quality. Therefore, the utility model discloses an application scope is wider.
The technical features of the ZPW-2000 type in-station coding simulation test apparatus of the present invention will be further described with reference to the accompanying drawings and examples.
Drawings
FIG. 1: the utility model relates to a functional block diagram of a ZPW-2000 type in-station coding simulation test device,
FIG. 2: embodiment one the pick-up signal relay circuit diagram,
FIG. 3: embodiment one circuit diagram of the receiving code relay,
FIG. 4: embodiment one such transmitter encoding circuit diagram,
FIG. 5: the circuit diagram of the coded information sending circuit in the first embodiment;
in the above figures, each track section analog switch is in the clear state.
Detailed Description
Example one
A ZPW-2000 model station inner coding simulation test device comprises a control panel, a control circuit, a transmitter and a coding information transmitting circuit, wherein:
the control panel is used for simulating and controlling a train receiving signal, simulating train operation occupation, clearing each track section and simulating various operation conditions in front of operation, so that the transmitter generates coded information with different frequencies; the disc surface of the control disc is provided with:
the vehicle receiving button JCA adopts a two-position self-resetting button and is used for simulating an open vehicle receiving signal;
a cancel button QA which adopts a two-position self-reset button and is used for manually canceling an open car receiving signal;
the coding button group comprises a green code button LA, a green-yellow code button LUA, a yellow code button UA and a red-yellow code button HUA, and adopts a two-position non-self-resetting button for controlling the coding of the transmitter;
the track section analog switch group comprises 1DG track section analog switches 1DGK, 3DG track section analog switches 3DGK, 5DG track section analog switches 5DGK, and IG track section analog switches IGK, and can be dialed to an occupation or clearing position by adopting a two-position 4-way 12-pin switch for simulating occupation or clearing of 1DG, 3DG, 5DG, and IG preset track sections, wherein 4 preset track sections of the 1DG, 3DG, 5DG, and IG are sequentially arranged according to the running direction of a train;
the signal indicator light JCD of receiving a car adopts green emitting diode for showing whether the signal of receiving a car is open.
The control circuit is used for controlling the transmitter to transmit the coding information to the corresponding preset track section according to the simulated train running condition; the control circuit comprises a vehicle receiving signal relay circuit and a vehicle receiving code sending relay circuit. The input end of the receiving signal relay circuit is respectively connected with the JCA, the QA and the output end of the track section analog switch group, the output end of the receiving signal relay circuit is connected with the JCD and the input end of the receiving code sending relay circuit, the input end of the receiving code sending relay circuit is also connected with the output end of the track section analog switch group, and the output ends of the receiving code sending relay circuit and the track section analog switch group are respectively connected with the coding information sending circuit.
As shown in fig. 2, the pick-up signal relay circuit includes a pick-up signal relay JCXJ; the signal relay JCXJ adopts a JWXC-H340 type relay, the signal relay JCXJ is in a normally-falling state, a coil terminal 1 of the signal relay JCXJ is connected with a front contact of a group 1 of the signal relay JCXJ, and a middle contact of the group 1 of the signal relay JCXJ is connected with a positive control power supply KZ; the No. 1 connecting joint of the vehicle-receiving signal relay JCXJ is connected with the vehicle-receiving button JCA in parallel; a coil terminal 4 of the receiving signal relay JCXJ is connected with a cancel button QA, a 1DG track section analog switch 1DGK, a 3DG track section analog switch 3DGK, a 5DG track section analog switch 5DGK and an IG track section analog switch I GK in sequence and then is connected with a control negative power supply KF; the 2 nd group front contact of the signal relay JCXJ connects with signal indicator JCD, control negative supply KF of the car, the 2 nd group middle contact of the signal relay JCXJ connects and controls the positive supply KZ.
As shown in fig. 3, the vehicle-receiving code-sending relay circuit includes a vehicle-receiving code-sending relay JMJ, the vehicle-receiving code-sending relay JMJ adopts a JWXC-1700 type relay, the vehicle-receiving code-sending relay JMJ is in a normally-falling state, a coil terminal 1 of the vehicle-receiving code-sending relay JMJ is sequentially connected with an ig track section analog switch i GK and a control positive power supply KZ, a coil terminal 4 of the vehicle-receiving code-sending relay JMJ is respectively connected with a 3 rd group front contact of a vehicle-receiving signal relay JCXJ and a 1 st group middle contact of the vehicle-receiving code-sending relay JMJ, the 3 rd group middle contact of the vehicle-receiving signal relay JCXJ is connected with a control negative power supply KF, and the 1 st group front contact of the vehicle-receiving code-sending relay JMJ is respectively connected with a 1DGK of a 1DG track section analog switch, a 3DGK of the 3DG track section analog switch and a 5DG track section analog switch 5 k and then is connected with the control negative power supply KF.
As shown in fig. 4, the transmitter FS is used for generating various frequency coded information, the transmitter FS adopts a ZPW-2000 type transmitter, an input end of the transmitter FS is respectively connected with output ends of a green code button LA, a green-yellow code button LUA, a yellow code button UA and a red-yellow code button HUA, a +24V-1 end of the transmitter FS is sequentially connected with the red-yellow code button HUA, the yellow code button UA, the green-yellow code button LUA and the green code button LA, the transmitter FS can generate coded information of corresponding frequency by pressing different code buttons, and an output end of the transmitter FS is connected with a coded information transmitting circuit.
The coded information transmitting circuit comprises:
the lightning protection matching unit FT-U is used for changing the magnitude of the coded sending current;
each track section analog switch contact and a vehicle-receiving code-sending relay JMJ contact for switching the coding information sending path;
the adjusting resistor box SRTZ is used for independently and finely adjusting the coded sending current value of each preset track section indoors;
as shown in fig. 5, the input end of the lightning protection matching unit FT-U is connected to the output end of the transmitter FS, the output end of the lightning protection matching unit FT-U is sequentially connected to the input ends of the i G track section analog switch i GK contact, the vehicle code sending relay JMJ contact, the 5DGK contact of the 5DG track section analog switch, the 3DGK contact of the 3DG track section analog switch, and the 1DGK contact of the 1DG track section analog switch, the output ends of the i G track section analog switch i GK contact, the 5DGK contact of the 5DG track section analog switch, the 3DGK contact of the 3DG track section analog switch, and the 1DGK contact of the 1DG track section analog switch are respectively connected to the input end of the adjusting resistor box SRTZ, and the output end of the adjusting resistor box SRTZ is a test terminal of the corresponding track section: the test circuit comprises an IG test terminal, a 5DG test terminal, a 3DG test terminal and a 1DG test terminal.
The working principle of the utility model is as follows:
(1) analog control vehicle receiving signal
As shown in fig. 2, the pick-up signal relay JCXJ is normally in a falling state, and is sucked up and self-closed after the control panel presses the pick-up button JCA, and the pick-up signal indicator light JCD on the control panel is lighted by the 2 nd group of front contacts; the train occupies any preset track section of 1DG, 3DG, 5DG and IG to enable the train receiving signal relay JCXJ to fall down, or the cancel button QA is manually pressed to enable the train receiving signal relay JCXJ to fall down.
(2) Train occupation and clearance simulating track
The 1DG track section analog switches 1DGK and 3DG track section analog switches 3DGK and 5DG track section analog switches 5DGK and IG track section analog switches I GK are dialed to an occupied side on a control panel to indicate that a corresponding preset track section is occupied by a train, and the 1DGK and 3DG track section analog switches 3DGK and 5DG track section analog switches 5DGK and I GK are dialed to a clearing side to indicate that the train in the section is clear.
(3) Transmitter coding simulation
The transmission level of the ZPW-2000 type transmitter FS is fixed to use 1 level, the carrier frequency type can be selected from one of 1700-1, 1700-2, 2000-1, 2000-2, 2300-1, 2300-2, 2600-1 and 2600-2, the low frequency coding of the transmitter is realized by pressing one of a green code button LA, a green-yellow code button LUA, a yellow code button UA and a red-yellow code button HUA on a control panel, and a coding circuit of the transmitter is switched on, so that the transmitter FS transmits the coded information of the corresponding frequency, and the circuit is as shown in fig. 4. For example, if the green button LA is pressed, the transmitter outputs green information of 11.4 HZ.
(4) Analog coded information transmission
As shown in fig. 3, the train receiving code sending relay JMJ is in a falling state at ordinary times, the train receiving signal relay JCXJ is sucked up after the operation of opening the train receiving signal is handled, the 3 rd group front contact of the train receiving signal relay JCXJ is used for connecting the excitation circuit of the train receiving code sending relay JMJ, so that the train receiving code sending relay JMJ is sucked up, the self-closing circuit of the simulation train is switched on when the simulation train occupies any one preset track section of 1DG, 3DG and 5DG, and the train receiving code sending relay JMJ falls down after the simulation train occupies the ig. Meanwhile, the coded information sending circuit is connected through the front contacts of the 3 rd and 4 th groups of the receiving code sending relays JMJ, so that conditions are prepared for sending codes to the preset track section.
When the train receiving signal is turned on and the analog train occupies the 1DG preset track section, the circuit is as shown in fig. 5, and the coded information output by the transmitter is transmitted to the 1DG preset track section. And when the 3DG preset track segment is continuously occupied in a simulation mode, the coding information output by the transmitter FS is transmitted to the 3DG preset track segment, and the transmission to the 1DG preset track segment is stopped. And when the 5DG preset track segment is continuously occupied in a simulation mode, the coding information output by the transmitter FS is transmitted to the 5DG preset track segment, and the transmission to the 3DG preset track segment is stopped. And when the I G preset track section is continuously occupied in a simulation mode, the coding information output by the FS is sent to the I G preset track section, and the transmission to the 5DG preset track section is stopped. And after the train is cleared out of the IG preset track section, stopping sending the coding information to the IG preset track section.
(5) Coded transmit current testing and adjustment
The electrical coding information output by ZPW-2000 type transmitter FS is sent to lightning protection matching unit FT-U, and then is sent to the middle contact of 1DG track section analog switch 1DGK through the contact of I GK clear position connection of I G track section analog switch, the 3 rd and 4 th groups of front contacts of vehicle receiving code sending relay JMJ, the contact of 5DG track section analog switch 5DGK clear position connection, the contact of 3DG track section analog switch 3DGK clear position connection, at this time, 1DGK is dialed to the occupied position, the electrical coding information is sent to 1DG test terminal 01, 02 through the contact of 1DG track section analog switch 1DGK occupied position connection, the adjusting resistance box SRTZ of 1DG section. The terminals 01 and 02 are tested by short-circuiting the lead with the 1DG, and the coding transmission current of the 1DG section can be tested on the lead by using a current clamp of a ZPW-2000 frequency shift tester. The coded transmission current can be adjusted by changing the output of the lightning protection matching unit FT-U using a terminal or changing the resistance value of the adjusting resistance box SRTZ of the 1DG section. The transmission of electrical coding information, electrical coding current testing and adjustment of 3DG section, 5DG section and IG section are similar to 1DG section.
Claims (8)
1. A ZPW-2000 type in-station coding simulation test device is characterized by comprising:
the control panel is used for simulating and controlling a train receiving signal, simulating train running and controlling the code of the transmitter;
the control circuit is used for controlling the transmitter to transmit coding information to the corresponding preset track section according to the simulated train running condition;
a transmitter for generating coded information;
a coding information transmitting circuit for controlling transmission of coding information to each track section;
the output end of the control panel is respectively connected with the input ends of the transmitter FS, the control circuit and the coding information transmitting circuit, the input end of the coding information transmitting circuit is also connected with the output end of the control circuit, and the output end of the transmitter FS transmits coding information to each preset track section through the coding information transmitting circuit.
2. A ZPW-2000 type in-station coding simulation test apparatus according to claim 1, wherein: the control circuit including connect the car signal relay circuit, connect the car to send out a yard relay circuit, connect the car signal relay circuit, connect the car to send out a yard relay circuit's input and be connected with the output of control panel respectively, connect the car signal relay circuit's output and connect the car to send out a yard relay circuit's input and be connected, connect the car to send out yard relay circuit's output and be connected with the input of coding information sending circuit, coding information sending circuit's output is the test terminal of each track section.
3. A ZPW-2000 type in-station coding simulation test apparatus according to claim 2, wherein: the disc surface of the control disc is provided with:
a pick-up button JCA for simulating an open pick-up signal;
a cancel button QA for manually canceling the opened pickup signal;
a code button group for controlling the transmitter FS code;
the track section analog switch group is used for simulating the occupation or the clearing of the track section;
a pick-up signal indicator light JCD for indicating whether the pick-up signal is open;
the output ends of the receiving button JCA, the cancel button QA and the track section analog switch group are respectively connected with the input end of a receiving signal relay circuit, the output end of the receiving signal relay circuit is connected with the input end of a receiving signal indicator light JCD, the output end of the track section analog switch group is also respectively connected with the input ends of a receiving code sending relay circuit, a sender FS and a coding information sending circuit, and the output end of the coding button group is connected with the input end of the sender FS.
4. A ZPW-2000 type in-station coding simulation test apparatus according to claim 3, wherein: the code button group comprises a green code button LA, a green-yellow code button LUA, a yellow code button UA and a red-yellow code button HUA, and the output ends of the green code button LA, the green-yellow code button LUA, the yellow code button UA and the red-yellow code button HUA are respectively connected with the input end of the transmitter FS.
5. A ZPW-2000 type in-station coding simulation test apparatus according to claim 3, wherein: the track section analog switch group comprises a 1DG track section analog switch 1DGK for simulating occupation or clearing of a 1DG preset track section, a 3DG track section analog switch 3DGK for simulating occupation or clearing of a 3DG preset track section, a 5DG track section analog switch 5DGK for simulating occupation or clearing of a 5DG preset track section and an I G track section analog switch I GK for simulating occupation or clearing of an I G preset track section, wherein the output ends of the 1DG track section analog switch 1DGK, the 3DG track section analog switch 3DGK, the 5DG track section analog switch 5DGK and the I G track section analog switch I GK are respectively connected with the input ends of a receiving vehicle signal relay circuit, a receiving vehicle code sending relay circuit and an electric coding information sending circuit.
6. A ZPW-2000 type of in-station coding simulation test device according to claim 5, characterized in that: the vehicle-receiving signal relay circuit comprises a vehicle-receiving signal relay JCXJ; the signal relay JCXJ is in a normally-falling state, a coil terminal 1 of the signal relay JCXJ is connected with a front contact of a 1 st group of the signal relay JCXJ, and a middle contact of the 1 st group of the signal relay JCXJ is connected with a control positive power supply KZ; the No. 1 connecting joint of the vehicle-receiving signal relay JCXJ is connected with the vehicle-receiving button JCA in parallel; a coil terminal 4 of the receiving signal relay JCXJ is connected with a cancel button QA, a 1DG track section analog switch 1DGK, a 3DG track section analog switch 3DGK, a 5DG track section analog switch 5DGK and an IG track section analog switch I GK in sequence and then is connected with a control negative power supply KF; the 2 nd group front contact of the signal relay JCXJ connects with signal indicator JCD, control negative supply KF of the car, the 2 nd group middle contact of the signal relay JCXJ connects and controls the positive supply KZ.
7. A ZPW-2000 type of in-station coding simulation test device according to claim 6, characterized in that: the receiving and code sending relay circuit comprises a receiving and code sending relay JMJ, the receiving and code sending relay JMJ is in a normally-falling state, a coil terminal 1 of the receiving and code sending relay JMJ is sequentially connected with an I G track section analog switch I GK and a control positive power supply KZ, a coil terminal 4 of the receiving and code sending relay JMJ is respectively connected with a front contact of a 3 rd group of the receiving signal relay JCXJ and a middle contact of a 1 st group of the receiving and code sending relay JMJ, the middle contact of the 3 rd group of the receiving signal relay JCXJ is connected with a control negative power supply KF, and a front contact of the 1 st group of the receiving and code sending relay JMJ is respectively connected with the 1DG track section analog switch 1DGK, the 3DGK and the 5DG track section analog switch 5DGK and then is connected with the control negative power supply KF.
8. A ZPW-2000 type in-station coding simulation test apparatus according to claim 7, wherein: the coded information transmitting circuit comprises:
the lightning protection matching unit FT-U is used for adjusting the magnitude of the coded sending current;
each track section analog switch contact and a vehicle-receiving code-sending relay JMJ contact for switching the coding information sending path;
the adjusting resistor box SRTZ is used for independently and finely adjusting the coded sending current value of each preset track section indoors;
the input end of the lightning protection matching unit FT-U is connected with the output end of the transmitter FS, the output end of the lightning protection matching unit FT-U is sequentially connected with the input ends of an I G track section analog switch I GK contact, a vehicle-receiving code-sending relay JMJ contact, a 5DGK contact of a 5DG track section analog switch, a 3DGK contact of a 3DG track section analog switch and a 1DGK contact of a 1DG track section analog switch of a control panel, the output ends of the I G track section analog switch I GK contact, the 5DGK contact of the 5DG track section analog switch, the 3DGK contact of the 3DG track section analog switch and the 1DGK contact of the 1DG track section analog switch are respectively connected with the input end of an adjusting resistance box SRTZ, and the output end of the adjusting resistance box SRTZ is a test terminal of a corresponding track section.
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| CN202120672295.2U CN214586543U (en) | 2021-04-01 | 2021-04-01 | ZPW-2000 model in-station coding simulation test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384583A (en) * | 2022-08-08 | 2022-11-25 | 卡斯柯信号有限公司 | Low-frequency information display calculation method of train control interlocking integrated maintenance terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384583A (en) * | 2022-08-08 | 2022-11-25 | 卡斯柯信号有限公司 | Low-frequency information display calculation method of train control interlocking integrated maintenance terminal |
| CN115384583B (en) * | 2022-08-08 | 2023-12-01 | 卡斯柯信号有限公司 | Low-frequency information display calculation method of train control and interlocking integrated maintenance terminal |
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