EP3656640A1 - Appareil d'indication de commutation - Google Patents

Appareil d'indication de commutation Download PDF

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Publication number
EP3656640A1
EP3656640A1 EP19780134.3A EP19780134A EP3656640A1 EP 3656640 A1 EP3656640 A1 EP 3656640A1 EP 19780134 A EP19780134 A EP 19780134A EP 3656640 A1 EP3656640 A1 EP 3656640A1
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EP
European Patent Office
Prior art keywords
circuit
normal position
indication
acquisition
point machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19780134.3A
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German (de)
English (en)
Other versions
EP3656640B1 (fr
EP3656640A4 (fr
Inventor
Hao Zhang
Xiaodong Liu
Yuanyuan LV
Yingcai ZHOU
Fusong ZHANG
Ying QI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRSC Research and Design Institute Group Co Ltd
Original Assignee
CRSC Research and Design Institute Group Co Ltd
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Publication date
Application filed by CRSC Research and Design Institute Group Co Ltd filed Critical CRSC Research and Design Institute Group Co Ltd
Priority to RS20220408A priority Critical patent/RS63169B1/sr
Publication of EP3656640A1 publication Critical patent/EP3656640A1/fr
Publication of EP3656640A4 publication Critical patent/EP3656640A4/fr
Application granted granted Critical
Publication of EP3656640B1 publication Critical patent/EP3656640B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/10—Locking mechanisms for points; Means for indicating the setting of points
    • B61L5/107—Locking mechanisms for points; Means for indicating the setting of points electrical control of points position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
    • B61L5/062—Wiring diagrams

Definitions

  • the present invention relates to the technical field of rail transit and, in particular, to a turnout indication apparatus.
  • an AC turnout control system in the existing art includes a large number of components, e.g., circuit breakers RD, open-phase protectors DBQ, relays DQJ, and has an extremely complex structure.
  • the large number of electric device lead to extremely complex wiring and a large number of welding spots.
  • the complex structure requires a large area.
  • the control flow and the current flow directions are complex. In case of a failure, the tracing and locating of the fault is a complex process, and the system requires regular maintenance.
  • a turnout action circuit has following current flow directions:
  • a turnout indication circuit has a following current flow direction: terminal 3 of indication transformer BD ⁇ resistor R1 ⁇ 2DQJ 22-21 ⁇ 2DQJ 131-132 ⁇ 1DQJF 13-11 ⁇ 2DQJ 111-112 ⁇ point machine connection point 33-34 ⁇ point machine connection point 15-16 ⁇ rectifier diode Z ⁇ resistor R ⁇ point machine connection point 35-36 ⁇ coil U of point machine motor ⁇ coil W of point machine motor ⁇ 1DQJ 11-13 ⁇ terminal 4 of indication transformer BD.
  • the turnout indication circuit has a following current flow direction: terminal 3 of indication transformer BD ⁇ resistor R1 ⁇ 1DQJ 22-21 ⁇ 2DQJ 131-132 ⁇ DBJ 4-1 ⁇ point machine connection point 11-12 ⁇ coil V of point machine motor ⁇ coil W of point machine motor ⁇ 1DQJ 11-13 ⁇ terminal 4 of indication transformer BD.
  • the existing turnout control system is capable of obtaining state information of the point machine.
  • the high error probability increases the risk in point machine control.
  • the present invention provides an AC turnout indication apparatus for improving reliability of the turnout control.
  • a turnout indication apparatus includes an indication electric control circuit, and an indication acquisition and control circuit.
  • the indication electric control circuit is connected to the indication acquisition and control circuit, and is configured to supply power for the indication acquisition and control circuit.
  • the indication acquisition and control circuit includes a normal position circuit, a reverse position circuit and a switch circuit, each of the normal position circuit and the reverse position circuit is connected to a point machine through the switch circuit to acquire indication information of the point machine.
  • the indication acquisition and control circuit is capable of acquiring multi-wire system point machine indication information.
  • the normal position circuit is connected to the switch circuit, and is capable of being connected to an indication diode of the point machine when the point machine is in a normal position.
  • the reverse position circuit is connected to the switch circuit, and is capable of being connected to the indication diode of the point machine when the point machine is in a reverse position.
  • the indication electric control circuit is a transformer circuit, the transformer circuit includes a primary coil, a first secondary coil and a second secondary coil.
  • the normal position circuit includes a normal position acquisition circuit and a normal position acquisition self-check circuit
  • the reverse position circuit includes a reverse position acquisition circuit and a reverse position acquisition self-check circuit.
  • the switch circuit is provided with multiple switch branches, a first switch branch of the multiple switch branches is connected to a first end of the first secondary coil, a second switch branch of the multiple switch branches is connected to a second end of the first secondary coil through the normal position acquisition circuit; a third switch branch of the multiple switch branches is connected to a first end of the second secondary coil, and a fourth switch branch of the plurality of switch branches is connected to a second end of the second secondary coil through the reverse position acquisition circuit.
  • the normal position circuit further includes the normal position acquisition self-check circuit, the normal position acquisition self-check circuit is connected between the first switch branch and the second switch branch and is configured to determine whether the normal position circuit works normally.
  • the reverse position circuit further includes the reverse position acquisition self-check circuit, the reverse position acquisition self-check circuit is connected between the third switch branch and the fourth switch branch and is configured to determine whether the reverse position circuit works normally.
  • the switch circuit includes a switch component, a control component and an acquisition component.
  • the control component is configured to control on and off of each switch branch in the switch component.
  • the acquisition component configured to acquire an on-off state of the each switch branch in the switch component.
  • an AC turnout module is capable of sending an alternating sinusoidal signal to the outdoor point machine through the normal position circuit and the reverse position circuit separately; in a case where the AC turnout module controls a five-wire system point machine, when the normal position acquisition circuit acquires a negative half-cycle current of the sinusoidal signal and the reverse position acquisition circuit acquires a sinusoidal current, the point machine is determined to be in a normal position state; when the reverse position acquisition circuit acquires a positive half-cycle current of the sinusoidal signal, and the normal position acquisition circuit acquires the sinusoidal current, the point machine is determined to be in a reserve position state; otherwise, the point machine is determined to be in a four-open state.
  • the AC turnout module controls a seven-wire system point machine
  • the point machine when the normal position acquisition circuit acquires a positive half-cycle current of the sinusoidal signal, and the reverse position acquisition circuit acquires no current, the point machine is determined to be in a normal position state; when the reverse position acquisition circuit acquires the positive half-cycle current of the sinusoidal signal, and the normal position acquisition circuit acquires no current, the point machine is determined to be in a reverse position state; otherwise, the point machine is determined to be in a four-open state.
  • the normal position acquisition self-check circuit is capable of acquiring a positive half-cycle signal and a negative half-cycle signal of the sinusoidal signal at the same time, the normal position acquisition circuit is determined to work normally; otherwise, the normal position acquisition circuit is determined to be in failure.
  • the reverse position acquisition self-check circuit When the reverse position acquisition self-check circuit is capable of the positive half-cycle signal and the negative half-cycle signal of the sinusoidal signal at the same time, the reverse positon acquisition circuit is determined to work normally, otherwise, the reverse positon acquisition circuit is determined to be in failure.
  • the indication information includes normal position information, reverse position information or four-open information.
  • FIG. 2 is a block diagram of an AC turnout module according to an embodiment of the present invention.
  • the AC turnout module in the embodiment of the present invention adopts a double 2-out-of-2 structural design, including two point machine control parts and a logic part.
  • Each point machine control part includes a drive part and an indication part.
  • An upper point machine control part and a down point machine control part, each including the drive part and the indication part, is in data connection with a safety processing module in the logic module.
  • the two point machine control parts have the same principles but are physically independent.
  • the AC turnout module mainly includes a drive part, an indication part and a logic part.
  • the drive part and the indication part are independent of each other.
  • the logic part, the drive part, and the indication part are respectively introduced below.
  • the logic part implements data interaction with a control network and a maintenance network to implement functions of communication interaction, output control, acquisition and safety operation.
  • the logic part is composed of a 2-out-of-2 main control unit, and cooperates with another logic unit to form a double 2-out-of-2 structure.
  • FIG. 3 is a schematic diagram of a logic part with a double 2-out-of-2 structure according to an embodiment of the present invention. As shown in FIG. 3 , two safety processing modules are provided in the logic part: a safety processing module I and a safety processing module II. Each of the two safety processing modules adopts two safety CPU chips: a safety CPU chip 1 and a safety CPU chip 2.
  • the safety CPU chip 1 implements data connection with the safety CPU chip 2, and the safety CPU chip 1 and the safety CPU chip 2 are respectively connected to a control network A and a maintenance network A.
  • the structure of the safety processing module II is the same with that of the safety processing module I, and each safety CPU chip in the safety processing module I and the safety processing module II implements data interconnection.
  • the drive part is powered by a three-phase alternating current (AC 380V) and is connected to an internal motor of the point machine.
  • the drive part may control the point machine to operate a fixed rotation or a reverse rotation based on a control instruction of the safety CPU chips in the logic part.
  • the drive part mainly includes a three-phase power source switch circuit, a three-phase current isolation acquisition circuit, a three-phase electronic switch circuit and a commutation and wire system conversion circuit.
  • FIG. 4 shows a further structural diagram of a logic part according to an embodiment of the present invention.
  • the three-phase power source switch circuit includes a safety relay, a safety AND gate and a safety acquisition unit which are respectively connected to the safety relay.
  • the safety AND gate in the three-phase power source switch circuit controls the safety relay in the three-phase power source switch circuit to implement the on-off control of the three-phase current.
  • the safety AND gate receives dynamic signals at different frequencies sent by the safety CPU chips in the safety processing module to implement the on-off control of the safety relay.
  • the safety relay may adopt a switch tube device such as a 3-on-1-off small-scale safety relay.
  • the three-phase electricity of AC 380V is respectively accessed through three normal-open contacts of the 3-on-1-off safety relay.
  • the three normal-open contacts of the 3-on-1-off safety relay are closed when the point machine acts.
  • the driving to the relay is ensured to be disconnected.
  • the two safety CPU chips in the logic part is capable of sending dynamic control signals at different frequencies to the safety gate to implement the on-off control of the safety relay and ensure the cut-off of the AC 380V power output in case of any CPU failure.
  • the safety acquisition unit in the three-phase power source switch circuit may be implemented by a dynamic code acquisition unit, which acquires a state of normal-close contacts of the safety relay connected to the dynamic code acquisition unit to ensure safety acquisition for the state of the normal-close contacts, and sends the acquired data to the safety CPU chips in the safety processing module.
  • the safety AND gate in the three-phase power source switch circuit is capable of controlling the on and off of the safety relay to implement the on-off control of the AC 380V current. For example, when a safety fault occurs, the safety AND gate controls the 3-on-1-off safety relay to act to cut off the power supply of the AC 380V power source.
  • the safety acquisition circuit monitors the safety relay, acquires an on-off state of the normal-close contacts of the safety relay, and sends the acquired on-off state data to the logic part.
  • Two safety processing modules in the logic part receive the on-off state data at the same time, so as to learn the current state of the safety relay.
  • the three-phase current isolation acquisition circuit acquires currents in all phase lines of the three-phase electricity to obtain current data (which includes data such as magnitudes and phases of the currents) of the three-phase electricity so as to determine whether each phase line is in abnormal conditions such as phase loss, powerdown or overcurrent, and sends the obtained current data to the safety CPU chips in the safety processing module I and the safety processing module II.
  • the outdoor AC point machine is driven by the three-phase electricity (U, V and W) of AC 380V.
  • the abnormal in any phase causes a failure in normally driving the point machine (a case where a motor or a circuit inside the board is burnout may even occur at the time of overcurrent). Therefore, an independent current detection circuit is designed for each phase in the embodiment of the present invention (e.g., a three-phase current isolation acquisition module shown FIG. 4 ) and is configured to determine whether this phase line has phase loss, powerdown or overcurrent.
  • the three-phase electricity of 380V output is stopped (i.e., the switch of the three-phase power resource is turned off), and an alarm instruction is sent to the safety CPU chips to control the drive part to guide into a safety side.
  • the three-phase electronic switch circuit includes three independent electronic switches for performing the on-off control on the three-phase electricity.
  • three independent solid-state relays may be used to control the on and off of the three-phase electricity in parallel separately.
  • the three-phase electronic switch circuit is beneficial for improving the reliability and lifetime of the contacts of the safety relays before and after the three-phase electronic switch circuit. When an output is required to drive the point machine to rotate, the three-phase electronic switch circuit is finally closed or opened, so that the safety relays before and after the three-phase electronic switch circuit are turned on and off with no electricity.
  • the three-phase electronic switch circuit further includes an electronic switch control part which implements a data connection with the safety CPU chips in the safety processing module.
  • the safety CPU chips are capable of sending the control instruction to the electronic switch control part.
  • the electric switch control part controls the on and off of the electronic switches after receiving the control instruction, thereby controlling the on and off of the three-phase electricity.
  • the commutation and wire conversion circuit includes one or more switch circuits.
  • the switch circuit includes a safety relay, a safety AND gate and a safety acquisition unit which are respectively connected to the safety relay.
  • the commutation and wire conversion circuit takes use of two switch circuits to implement not only conversion from three phase lines to five wires, but also commutation.
  • the two switch circuits are respectively connected to two phase lines, thereby converting two phases of the three-phase electricity into four wires, and finally converting the drive circuit into a five-wire system.
  • the safety acquisition unit in each switch circuit acquires state data of the normal-open contacts and the normal-close contacts in the safety relay.
  • the state data includes the on-off state of the normal-open contacts and the normal-close contacts or a state of whether adhesion occurs.
  • the state of the relay contacts is determined.
  • the acquired state data is sent to the safety CPU chips in the safety processing module.
  • the state data may be sent to both of the safety CPU chip 1 and the safety CPU chip 2.
  • the safety AND gate in the commutation and wire conversion circuit also implements the data connection with the safety CPU chips in the safety processing module, and implements the on-off control of lines based on the control instruction of the safety CPU chips. Specifically, each of the two safety CPU chips in the safety processing module may send the control signal to one or two of two safety AND gates.
  • the commutation and wire system conversion circuit of the drive part is connected to an internal motor of the point machine through an electromagnetic compatibility protection circuit.
  • the indication part is connected to an internal shutter of the point machine.
  • the indication part acquires indication state information of the point machine, and sends the acquired indication state information of the point machine to the safety CPU chips of the logic part.
  • the indication part mainly includes an indication electric control circuit, and an indication acquisition and control circuit.
  • FIG. 5 shows a structural diagram of an indication part according to an embodiment of the present invention.
  • the indication electric control circuit of the indication part may be implemented through a transformer. Specifically, an AC 220V voltage may be converted into two AC 48V voltages and output through a power frequency transformer, and the AC 48V voltages are output to the indication acquisition and control circuit.
  • the indication acquisition and control circuit of the indication part includes an indication acquisition circuit, an indication acquisition self-check circuit and a safety relay.
  • the indication acquisition and control circuit is connected to the internal motor of the point machine through the electromagnetic compatibility protection circuit.
  • the indication part in the embodiment of the present invention adopts a four-wire system.
  • a first wire and a second wire are respectively connected to a first terminal and a second terminal of a first secondary coil of the transformer, and a third wire and a fourth wire are respectively connected to a first terminal and a second terminal of a second secondary coil of the transformer.
  • the four wires are connected to switch branches of the safety relay separately.
  • the indication acquisition and control circuit is connected to the internal shutter of the point machine and may acquire the indication state information of the point machine in operation. As shown in FIG. 5 , a circuit in which the first secondary coil of the transformer is located forms a first loop and a circuit in which the second secondary coil of the transformer is located forms a second loop.
  • the first loop includes a normal position circuit, and the second loop includes a reverse position circuit.
  • the normal position circuit includes a normal position acquisition circuit and a normal position acquisition self-check circuit.
  • the reverse position circuit includes a reverse position acquisition circuit and a reverse position acquisition self-check circuit.
  • the normal position circuit and the reverse position circuit are configured to determine indication information of the turnout, i.e., obtaining state information of the turnout such as a normal position, a reverse position or a four-open position.
  • the normal position acquisition circuit is connected to the second wire.
  • the normal position acquisition self-check circuit is connected between the first wire and the second wire.
  • the reverse position acquisition circuit is connected to the third wire, and the reverse position acquisition self-check circuit is connected between the third wire and the fourth wire.
  • the normal position circuit and the reverse position circuit determine whether the turnout is in a normal position, a reverse position or a four-open state through the normal position acquisition circuit and the reverse position acquisition circuit.
  • the internal shutter of the point machine connects the normal position circuit to an indication diode of the point machine, and the reverse position circuit is in a short-circuit state.
  • the AC turnout module sends an AC sinusoidal signal to an outdoor point machine through the normal position circuit and the reverse position circuit separately.
  • the AC sinusoidal signal of the normal position circuit returns a negative half-cycle sinusoidal current after passing through the indication diode, and the reverse position circuit returns a sinusoidal current due to the short circuit of the point machine.
  • the point machine when the normal position acquisition circuit acquires the negative half-cycle sinusoidal current and the reverse position acquisition circuit acquires the sinusoidal current, the point machine is determined to be in a normal position state. Similar to the principle of the normal position acquisition, when the reverse position acquisition circuit acquires a positive half-cycle sinusoidal current and the normal position acquisition circuit acquires the sinusoidal current, the point machine is determined to be in a reverse position state. When other combinations or an abnormal current is acquired, the point machine is determined to be in a four-open state. When the AC turnout controls a seven-wire system point machine, and the point machine is in a normal position, the internal shutter of the point machine connects the normal position circuit to the indication diode of the point machine, and the reverse position circuit is in a short-circuit state.
  • the AC turnout module sends the AC sinusoidal signal to the outdoor point machine through the normal position circuit and the reverse position circuit separately.
  • the AC sinusoidal signal of the normal position circuit returns the positive half-cycle sinusoidal current after passing through the indication diode, and the reverse position circuit returns no current due to the short circuit of the point machine.
  • the point machine is determined to be in a normal position state.
  • the reverse position acquisition circuit acquires the positive half-cycle sinusoidal current and the normal position acquisition circuit acquires no current
  • the point machine is determined to be in a reverse position state.
  • the point machine is determined to be in a four-open state.
  • the acquisition and self-check circuits are in a working state in real time, and periodically submits the indication state information to the logic part.
  • the normal/reverse position acquisition self-check circuit is configured to determine whether the normal/reverse position circuit works normally. When the normal/reverse position acquisition self-check circuit determines that the normal/reverse position circuit works abnormally, the turnout module guides to a safety side. That is, when it is determined to be abnormal in the indication part, the normal position acquisition self-check circuit sends an instruction to the safety CPU chips, and the safety CPU chips control the drive circuit to guide the turnout to the safety side.
  • the normal position acquisition self-check circuit and the reverse position acquisition self-check circuit may perform self-check at a certain period to implement a periodic detection for the abnormal work of the indication part.
  • the normal position acquisition self-check circuit is configured to determine whether the normal position acquisition circuit works normally. Based on the control instruction sent by the safety CPU chips, the normal position acquisition self-check circuit controls conduction or disconnection of a branch in which the normal position acquisition self-check circuit is located. When the branch in which the normal position acquisition self-check circuit is located is in conduction, the branch shorts an external circuit and enters a self-check state.in a normal condition, the normal position acquisition self-check circuit acquires a valid positive half-cycle signal and a valid negative half-cycle signal at the same time; otherwise, the normal position acquisition circuit is determined to be in failure.
  • the branch in which the normal position acquisition self-check circuit is located When the branch in which the normal position acquisition self-check circuit is located is in disconnection, the branch enters a point machine indication acquisition state, and a signal acquired by the normal position acquisition circuit is a real indication of the external point machine.
  • the work principles of the reverse position acquisition self-check circuit and the normal position acquisition self-check circuit are the same.
  • the normal position circuit and the reverse position circuit are connected to the safety relay. Specifically, the first wire, the second wire, the third wire and the fourth wire are respectively connected to contacts of four switch branches of the safety relay to connect the normal position circuit and the reverse position circuit to the safety relay.
  • the safety relay is controlled by a control circuit to implement the on-off control of each wire.
  • the safety CPU chips in the safety processing module sends the control instruction to the control circuit, so that the control circuit controls the on and off of the contacts of the safety relay.
  • An acquisition circuit is connected to the safety relay, so as to acquire the state of the normal-open contacts and the normal-close contacts in each branch of the safety relay, and determine whether each branch of the safety relay works normally (mainly determining problems of whether the coil is open or the contacts are adhered), and send the acquired state data (including the on or off state of the normal-open contacts and the normal-close contacts) to the safety CPU chips in the safety processing module.
  • the normal position acquisition circuit is connected in parallel. A first end of the paralleled circuit is connected to the first terminal of the first secondary coil. The normal position acquisition circuit is configured to acquire the turnout indication state.
  • the normal position acquisition self-check circuit is connected between the first wire and the second wire, and is connected to the normal position acquisition circuit.
  • the reverse position acquisition circuit in the reverse position circuit is connected between the third wire and the fourth wire, and is connected to the reverse position circuit.
  • the safety relay is connected to the internal shutter of the point machine through a rear plate protection circuit.
  • the normal position acquisition self-check circuit and the reverse position acquisition self-check circuit receive the control instruction of the safety CPU chips in the safety processing module. According to the control instruction, the normal position acquisition circuit and the reverse position acquisition circuit operate the acquisition and self-check to perform control.
  • the present invention provides a dual-system hot standby AC turnout system.
  • the dual-system hot standby AC turnout system includes two AC turnout modules: an AC turnout module I and an AC turnout module II.
  • Each AC turnout module includes a logic part as described above and two point machine control parts as described above.
  • a first point machine control part in the AC turnout module I and a first point machine control part in the AC turnout module II form a double structure to cooperatively control the point machine through the electromagnetic compatibility protection circuit and an outdoor distribution board.
  • a second point machine control part in the AC turnout module I and a second point machine control part in the AC turnout module II also form a double structure to cooperatively control the another point machine through the electromagnetic compatibility protection circuit and the outdoor distribution board.
  • the safety CPU chips in the logic parts of the two AC turnout modules implements data communication through inter-system communication wires.
  • This dual-system hot standby AC turnout system further effectively improves the safety, reliability and availability in the control of the turnout.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
EP19780134.3A 2018-09-28 2019-09-04 Appareil d'indication de commutation Active EP3656640B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RS20220408A RS63169B1 (sr) 2018-09-28 2019-09-04 Indikacioni uređaj skretnice

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811139271.XA CN109278801B (zh) 2018-09-28 2018-09-28 一种道岔表示装置
PCT/CN2019/104327 WO2020063279A1 (fr) 2018-09-28 2019-09-04 Appareil d'indication de commutation

Publications (3)

Publication Number Publication Date
EP3656640A1 true EP3656640A1 (fr) 2020-05-27
EP3656640A4 EP3656640A4 (fr) 2020-12-30
EP3656640B1 EP3656640B1 (fr) 2022-03-09

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EP19780134.3A Active EP3656640B1 (fr) 2018-09-28 2019-09-04 Appareil d'indication de commutation

Country Status (5)

Country Link
EP (1) EP3656640B1 (fr)
CN (1) CN109278801B (fr)
EA (1) EA202091839A1 (fr)
RS (1) RS63169B1 (fr)
WO (1) WO2020063279A1 (fr)

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CN109278801B (zh) * 2018-09-28 2020-05-22 北京全路通信信号研究设计院集团有限公司 一种道岔表示装置
CN113581249B (zh) * 2021-07-15 2023-05-05 中国铁道科学研究院集团有限公司通信信号研究所 基于位移传感器组的道岔转辙机位置“故障-安全”表示装置及其方法
CN113805560B (zh) * 2021-08-13 2023-05-23 交控科技股份有限公司 一种应用于八线制道岔控制电路的道岔监测装置及方法
CN113859301B (zh) * 2021-10-13 2024-04-19 上海电气泰雷兹交通自动化系统有限公司 一种五线制交流转辙机位置状态采集电路
CN114013473B (zh) * 2021-10-15 2024-03-01 北京和利时系统工程有限公司 一种道岔控制的位置表示电路、装置和检测方法
CN114084197B (zh) * 2021-11-15 2024-08-27 浙江杭海城际铁路有限公司 三开道岔的控制电路和控制方法
CN113928368B (zh) * 2021-11-22 2024-04-26 交控科技股份有限公司 道岔位置指示系统及方法
CN114348048B (zh) * 2022-01-06 2023-10-27 北京全路通信信号研究设计院集团有限公司 一种基于继电器的股道双端发码防护电路及系统
CN115158396A (zh) * 2022-01-21 2022-10-11 梅满 一种轨道交通道岔电气故障处理系统

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PL2620347T3 (pl) * 2012-01-24 2015-03-31 Alstom Ferroviaria Spa Nierozpruwalne urządzenie przełączające dla przełączników kolejowych lub tym podobnych
CN103587553B (zh) * 2013-10-17 2015-10-28 上海亨钧科技有限公司 一种液压道岔的控制以及表示系统
CN106740992B (zh) * 2016-11-29 2019-01-08 卡斯柯信号有限公司 一种基于二乘二取二架构的五线制道岔驱动系统
CN107891884B (zh) * 2017-09-20 2020-03-20 浙江众合科技股份有限公司 全电子道岔位置检测装置
CN207889725U (zh) * 2017-11-15 2018-09-21 北京全路通信信号研究设计院集团有限公司 一种道岔控制系统
CN107985339A (zh) * 2017-11-15 2018-05-04 北京全路通信信号研究设计院集团有限公司 一种交流转辙机电缆线间电容检查方法
CN108032870A (zh) * 2017-12-06 2018-05-15 南京恩瑞特实业有限公司 道岔控制模块及其全电子化的实现方法
CN109278802B (zh) * 2018-09-28 2020-05-22 北京全路通信信号研究设计院集团有限公司 一种交流道岔装置、系统及其控制方法
CN109278801B (zh) * 2018-09-28 2020-05-22 北京全路通信信号研究设计院集团有限公司 一种道岔表示装置

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US20230401119A1 (en) * 2022-06-10 2023-12-14 Jiangsu Huachuang Microsystem Company Limited Two-sided Time-sharing Driving and Acquisition System Based on Dry Contacts and System Fault Detection Method Therefor
US12093117B2 (en) * 2022-06-10 2024-09-17 Jiangsu Huachuang Microsystem Company Limited Two-sided time-sharing driving and acquisition system based on dry contacts and system fault detection method therefor

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EP3656640A4 (fr) 2020-12-30
RS63169B1 (sr) 2022-05-31
CN109278801A (zh) 2019-01-29

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