CN112277998B - Train link rescue control circuit - Google Patents
Train link rescue control circuit Download PDFInfo
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- CN112277998B CN112277998B CN202011191320.1A CN202011191320A CN112277998B CN 112277998 B CN112277998 B CN 112277998B CN 202011191320 A CN202011191320 A CN 202011191320A CN 112277998 B CN112277998 B CN 112277998B
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- rescue
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- 238000002955 isolation Methods 0.000 claims abstract description 50
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 12
- 102100031577 High affinity copper uptake protein 1 Human genes 0.000 description 5
- 101710196315 High affinity copper uptake protein 1 Proteins 0.000 description 5
- 230000003137 locomotive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G7/00—Details or accessories
- B61G7/14—Safety devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail vehicle brakes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a train coupling rescue control circuit, which aims to judge the coupling state of a train and ensure the safety of the train coupling rescue process. When the train is in a state to be rescued, a driver operates the train calling rescue button and controls the train coupling rescue switch, the coupling state of the train is automatically judged through the travel switch on the coupler, and when the train coupling is successful, the train coupling relay is powered on; when the train is lost in a rescue process, a driver is reminded through a buzzer in the circuit, so that the safety of the whole rescue process is ensured. The second part of circuit is a train service brake isolation circuit, when the train is in a rescue state and in a state of ensuring successful connection, a driver controls a service brake isolation button, a service brake isolation relay is powered on, a brake electromagnetic valve is powered on, and isolation of service brakes of the train by one key is realized.
Description
Technical Field
The invention relates to a safe and quick train continuous rescue control circuit, and belongs to the field of subway vehicle continuous rescue control system design.
Background
The existing railcar coupler part is mainly divided into a full-automatic coupler and a semi-automatic coupler: when the full-automatic coupler is used for coupling rescue, an electric coupler is required to be coupled to ensure the electric connection and communication between the rescue vehicle and the vehicle to be rescued, and rescue operation can be executed after the electric connection of the train is successful; the semi-automatic coupler needs to be connected with an electrical connection wire manually during the coupling rescue, and meanwhile, for part of vehicles, each vehicle needs to be braked and isolated manually during the coupling rescue.
Under the rescue working condition, part of vehicles are not provided with full-automatic couplers and need to be manually connected with jumper wires; when a vehicle equipped with the full-automatic coupler is hung, the problems that rescue time is prolonged due to the use of an electric coupler, a signal system judges that faults possibly exist and the like can also exist; for some vehicles, it is necessary to manually operate brake isolation under the vehicle for each vehicle during rescue. The operations delay a large amount of rescue time in the actual rescue process and have the defects of troublesome operation and the like.
Disclosure of Invention
The invention mainly aims at solving the problems in the prior art and provides a train connection rescue control circuit.
In order to solve the technical problems, the train connection rescue control circuit provided by the invention is characterized in that: the train continuous hanging rescue control circuit comprises a continuous hanging circuit breaker, a continuous hanging switch, a continuous hanging state travel switch and a continuous hanging relay which are sequentially connected between the positive pole and the negative pole of a train power supply, wherein the high potential ends of the continuous hanging state travel switches of the two end head trucks are connected through a first train line, the low potential ends of the continuous hanging state travel switches of the two end head trucks are connected through a second train line, and the train continuous hanging rescue control circuit further comprises a normally open contact of a cab occupancy relay, a normally closed contact of the continuous hanging relay and a buzzer which are sequentially connected between the first train line and the negative pole of the train power supply.
Further, the train continuous-hanging rescue control circuit further comprises a common brake isolation breaker, a continuous-hanging switch, a continuous-hanging relay normally-closed contact, a common brake isolation button and a common brake isolation relay which are sequentially connected in series between the positive pole and the negative pole of a train power supply, the high potential ends of the common brake isolation relays of the two-end train are connected through a third train line, the low potential ends of the continuous-hanging switches of the two-end train are connected through a fourth train line, the middle train is provided with the common brake isolation relay connected between the third train line and the negative pole of the train power supply, and each train is provided with a normally-open contact and a brake isolation electromagnetic valve of the common brake isolation relay which are connected between the fourth train line and the negative pole of the train power supply in series.
In addition, the invention also claims a subway train, which is characterized in that: the train connection rescue control circuit comprises the train connection rescue control circuit.
The invention has the following beneficial effects:
the control circuit designed by the invention is quick and safe, one-key braking isolation can be realized only by the fact that the train is in a successful connection state, and meanwhile, the quick rescue of the train is realized under the condition of ensuring safety and reliability by prompting the connection failure state through the buzzer through the design of the state judging circuit.
Drawings
Fig. 1 is a schematic diagram of a train link rescue control circuit of the present invention.
Fig. 2 is a schematic diagram of a train service brake isolation circuit of the present invention.
Detailed Description
Embodiments of the present invention will be explained below with reference to the drawings.
As shown in fig. 1, the train coupling rescue control circuit comprises a coupling breaker CTCB, a coupling switch CTS, a coupling state travel switch ACS and a coupling relay CTR1 which are sequentially connected in series between the positive and negative poles of a train power supply and are arranged on a head car, wherein the coupling state travel switch ACS is a travel switch arranged on a coupler part, and the coupling state of the train is judged through the action travel of a coupler knuckle. The high potential end of the continuous hanging state travel switch ACS of the two-end locomotive is connected through a first train line L1, the low potential end of the continuous hanging state travel switch ACS of the two-end locomotive is connected through a second train line L2, and the train continuous hanging rescue control circuit further comprises a normally open contact COR of a cab occupancy relay, a normally closed contact CTR1-1 of the continuous hanging relay and a BUZZER BUZER, which are arranged between the first train line L1 and the negative electrode of a train power supply of the locomotive in series. As shown in fig. 2, the train continuous rescue control circuit further comprises a common brake isolation breaker SBIFCB, a continuous switch CTS, a continuous relay normally open contact CTR1-2, a common brake isolation button SBIB and a common brake isolation relay SBIR which are sequentially connected in series between the positive and negative poles of the train power supply by the head truck, the high potential ends of the common brake isolation relays SBIR of the two head trucks are connected through a third train line L3, the low potential ends of the continuous switch CTS of the two head trucks are connected through a fourth train line L4, the middle truck is provided with a common brake isolation relay SBIR connected between the third train line L3 and the negative pole of the train power supply, and each train is provided with a common brake isolation relay normally open contact SBIR-1, SBIR-2 and brake isolation solenoid valves IMV-1 and IMV-2 which are connected in series between the fourth train line L4 and the negative pole of the train power supply.
The train connection rescue control circuit based on the embodiment comprises the following steps:
when the train is in a state to be rescued, a driver closes a continuous hanging circuit breaker CTCB at a head train Tc1 and operates a continuous hanging switch CTS to be closed, when the train is successfully connected, a continuous hanging state travel switch ACS is closed, a continuous hanging relay CTR1 is electrified, a continuous hanging relay normally-closed contact CTR1-1 is disconnected, and the unhooked state does not work;
when the rescue vehicle is unhooked from the rescue vehicle, the continuous-hanging-state travel switch ACS is disconnected, the continuous-hanging relay CTR1 is powered off, the continuous-hanging relay normally-closed contact CTR1-1 is closed, when the train cab occupies the relay to be powered on, the normally-open contact COR of the cab occupies the relay is closed, the BUZZER BUZZER in the cab is powered on to give an alarm, and the driver is reminded that the train is in a unhooked state.
The common brake isolation control method based on the train coupling rescue control circuit of the embodiment comprises the following steps:
the driver operates a common brake isolation breaker SBIFCB and a connecting switch CTS to be closed on a head car Tc1, when the occupancy relay of the train cab is in a power-on state and the connecting relay CTR1 is powered on, a normally open contact CTR1-2 of the connecting relay is closed, a common brake isolation button SBIB is operated to enable the common brake isolation relay SBIR to be powered on, and a normally open contact SBIR-1 of the brake isolation relay is closed, so that a brake isolation electromagnetic valve IMV is powered on and brake isolation operation is carried out;
when the train is in loss of connection or unexpected unhooking in the running process, the continuous-connection state travel switch ACS is disconnected, the continuous-connection relay CTR1 is powered off, the continuous-connection relay normally-closed contact CTR1-1 is closed, the BUZZER BUZZER is powered on to give an alarm, the continuous-connection relay normally-open contact CTR1-2 is disconnected, the third train line L3 is powered off, the common brake isolation relays SBIR of all vehicles are powered off, the common brake isolation relay normally-open contacts SBIR-1 and SBIR-2 are disconnected, the brake isolation electromagnetic valves IMV-1 and IMV-2 of all carriages are powered off, and emergency braking is applied to the rescue train.
In summary, in the present invention, the purpose of the train connection state determination circuit is to determine the connection state of the train, so as to ensure the safety of the train during the connection rescue process. When the train is in a state to be rescued, a driver operates the train calling rescue button and controls the train coupling rescue switch, the coupling state of the train is automatically judged through the travel switch on the coupler, and when the train coupling is successful, the train coupling relay is powered on; when the train is lost in a rescue process, a driver is reminded through a buzzer in the circuit, so that the safety of the whole rescue process is ensured. The second part of circuit is a train service brake isolation circuit, when the train is in a rescue state and in a state of ensuring successful connection, a driver controls a service brake isolation button, a service brake isolation relay is powered on, a brake electromagnetic valve is powered on, and isolation of service brakes of the train by one key is realized.
In addition to the embodiments described above, other embodiments of the invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the invention.
Claims (5)
1. A train link rescue control circuit is characterized in that: the train continuous rescue control circuit comprises a continuous circuit breaker, a continuous switch, a continuous state travel switch and a continuous relay which are arranged on the head car and are sequentially connected between the positive pole and the negative pole of a train power supply, wherein the high potential ends of the continuous state travel switches of the two head cars are connected through a first train line, the low potential ends of the continuous state travel switches of the two head cars are connected through a second train line, and the train continuous rescue control circuit also comprises a normally open contact of the cab occupancy relay, a normally closed contact of the continuous relay and a buzzer which are arranged on the head car and are connected between the first train line and the negative pole of the train power supply in series;
the train continuous-hanging rescue control circuit further comprises a common brake isolation circuit breaker, a continuous-hanging switch, a continuous-hanging relay normally open contact, a common brake isolation button and a common brake isolation relay which are sequentially connected in series between the positive pole and the negative pole of the train power supply, the high potential ends of the common brake isolation relays of the two end head trucks are connected through a third train line, the low potential ends of the continuous-hanging switches of the two end head trucks are connected through a fourth train line, the middle truck is provided with the common brake isolation relay connected between the third train line and the negative pole of the train power supply, and each train is provided with a common brake isolation relay normally open contact and a brake isolation electromagnetic valve which are connected between the fourth train line and the negative pole of the train power supply in series.
2. The train hitch rescue control circuit of claim 1, wherein: the train coupling state travel switch is a travel switch arranged on the coupler part, and the train coupling state is judged through the action travel of the coupler knuckle.
3. The utility model provides a subway train which characterized in that: a train link rescue control circuit comprising the train link rescue control circuit of claim 1 or 2.
4. The train link control method based on the train link rescue control circuit according to claim 1, characterized by comprising the following steps: when the train is in a state to be rescued, a driver closes the continuous hanging circuit breaker on the head train and operates the continuous hanging switch to be closed, and when the train is successfully connected, the continuous hanging state travel switch is closed, the continuous hanging relay is powered on, the normally closed contact of the continuous hanging relay is opened, and the unhooking state does not work; when the rescue vehicle is unhooked from the rescue vehicle, the travel switch in the connection state is disconnected, the connection relay is in power failure, the normally closed contact of the connection relay is closed, when the train cab occupancy relay is powered on, the normally open contact of the cab occupancy relay is closed, the buzzer in the cab is powered on to give an alarm, and the train is reminded of the driver that the train is in a unhooked state.
5. The method for isolating and controlling the service brakes based on the train continuous rescue control circuit is characterized by comprising the following steps of: when the train cab occupies that the relay is in a power-on state and the relay is powered on, a normally open contact of the relay is closed, a common brake isolation button is operated to enable the common brake isolation relay to be powered on, and a normally open contact of the brake isolation relay is closed, so that a brake isolation electromagnetic valve is powered on and brake isolation operation is carried out;
when the train is in a loss state or an unexpected unhooking state in the running process, the travel switch in the connection state is disconnected, the relay in the connection state is in a loss state, the normally closed contact of the relay in the connection state is closed, the buzzer is electrified to give an alarm, the normally open contact of the relay in the connection state is disconnected, the third train line is in a loss state, the common brake isolation relays of all vehicles are in a loss state, the normally open contacts of the common brake isolation relays are disconnected, the brake isolation electromagnetic valves of all carriages are in a loss state, and emergency braking is applied by the rescue train.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191320.1A CN112277998B (en) | 2020-10-30 | 2020-10-30 | Train link rescue control circuit |
| PCT/CN2020/128069 WO2022088258A1 (en) | 2020-10-30 | 2020-11-11 | Train link rescue control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191320.1A CN112277998B (en) | 2020-10-30 | 2020-10-30 | Train link rescue control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN112277998A CN112277998A (en) | 2021-01-29 |
| CN112277998B true CN112277998B (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011191320.1A Active CN112277998B (en) | 2020-10-30 | 2020-10-30 | Train link rescue control circuit |
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| CN (1) | CN112277998B (en) |
| WO (1) | WO2022088258A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113954917A (en) * | 2021-11-29 | 2022-01-21 | 重庆赛迪奇智人工智能科技有限公司 | Train coupling state detection method and device |
| CN115303247B (en) * | 2022-07-26 | 2024-05-10 | 交控科技股份有限公司 | Brake control system and method for train body separable rail train |
| CN115195805B (en) * | 2022-08-24 | 2024-01-26 | 中车青岛四方机车车辆股份有限公司 | Coupling rescue circuit and method for railway vehicle |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4319315B2 (en) * | 2000-02-16 | 2009-08-26 | 小糸工業株式会社 | Consolidation confirmation system |
| CN200967489Y (en) * | 2006-11-17 | 2007-10-31 | 兰州交通大学 | Switching locomotive coupling distance measuring equipment |
| CN201647820U (en) * | 2010-01-28 | 2010-11-24 | 浙江吉利汽车有限公司 | Unhooking detection apparatus for suspension conveying chain hanger |
| CN201694065U (en) * | 2010-02-08 | 2011-01-05 | 南车株洲电力机车有限公司 | Centralized rescue mitigation system for urban rail vehicle |
| CN202165127U (en) * | 2011-06-27 | 2012-03-14 | 南京梅山冶金发展有限公司 | Alarm device for unhooking of underground mining cars |
| JP5705069B2 (en) * | 2011-09-02 | 2015-04-22 | 吉川工業株式会社 | Connector lock confirmation system, connector lock detection device, and connector lock confirmation method |
| CN106394596B (en) * | 2016-09-19 | 2018-04-13 | 中车大连机车车辆有限公司 | Municipal rail train hangs together disengaging protective device |
| CN107867280B (en) * | 2017-11-10 | 2020-06-23 | 中车株洲电力机车有限公司 | Vehicle coupling control circuit, emergency stop braking method and rail transit vehicle |
| CN108032867B (en) * | 2017-12-01 | 2019-03-29 | 中车株洲电力机车有限公司 | A kind of reconnection control circuit of full-automatic hitch |
| CN109733422B (en) * | 2019-01-10 | 2021-08-24 | 中车长春轨道客车股份有限公司 | Circuit for realizing one-key automatic reconnection and unhooking functions of subway vehicle |
| CN211166843U (en) * | 2019-12-03 | 2020-08-04 | 中车南京浦镇车辆有限公司 | Emergency braking control circuit based on coupler coupling detection |
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- 2020-10-30 CN CN202011191320.1A patent/CN112277998B/en active Active
- 2020-11-11 WO PCT/CN2020/128069 patent/WO2022088258A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| CN112277998A (en) | 2021-01-29 |
| WO2022088258A1 (en) | 2022-05-05 |
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Inventor after: Huang Wenjie Inventor after: Wu Hao Inventor after: Bao Weibing Inventor after: Wang Le Inventor before: Wu Hao Inventor before: Bao Weibing Inventor before: Wang Le |
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