CN201816588U - Safe interlocking circuit based on electric breakdown emergency mode - Google Patents
Safe interlocking circuit based on electric breakdown emergency mode Download PDFInfo
- Publication number
- CN201816588U CN201816588U CN2010205454597U CN201020545459U CN201816588U CN 201816588 U CN201816588 U CN 201816588U CN 2010205454597 U CN2010205454597 U CN 2010205454597U CN 201020545459 U CN201020545459 U CN 201020545459U CN 201816588 U CN201816588 U CN 201816588U
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- emergency
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- safety interlocking
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Abstract
The utility model discloses a safe interlocking circuit based on an electric breakdown emergency mode. In the circuit, a 110-V direct-current power supply is connected into a cab control unit sequentially by a miniature circuit breaker and a diode module, the cab control unit is connected into an unmanned vigilance device and an emergency press button by an electric brake valve and further connected into a normally opened contact of a safe interlocking relay, a safe circuit switch and a brake cylinder pressure switch which are connected with each other in parallel, the three parallel-connected switches are further connected into the safe interlocking relay by a brake control unit, an emergency valve and a main air cylinder pressure switch, a normally closed contact of the safe interlocking relay is connected with an emergency brake reconnection relay, and the normally opened contact of the safe interlocking relay is connected into an emergency snorting valve by the emergency brake reconnection relay. The safe interlocking circuit adopts the electric breakdown emergency brake mode, can effectively and reliably trigger locomotive emergency brake when safety problems of a locomotive is caused, and guarantees safe and reliable running of the locomotive.
Description
Technical field
The utility model relates to a kind of safety interlocking loop, specifically is a kind of safety interlocking loop based on the dead electricity emergency mode.
Background technology
The safety interlocking loop is the emergency braking control loop of locomotive, is the control loop that locomotive is implemented emergency braking.Present domestic most of locomotive be adopt the mode of electric emergency braking, when promptly the safety interlocking loop was high level, locomotive was just implemented emergency braking.This safety interlocking loop exists a problem to be exactly, and when break down in the safety interlocking loop, such as wherein certain link disconnection, at this moment emergency braking just can not be implemented reliably in the safety interlocking loop, thereby has very big potential safety hazard.
Because the safety interlocking loop can guarantee the locomotive sudden stop, thereby reduce property damage and personal casualty, it is very necessary therefore to design a kind of failure-free safety interlocking loop.
Summary of the invention
Defective at above-mentioned prior art, the utility model aims to provide a kind of safety interlocking loop based on the dead electricity emergency mode, guarantee locomotive in case of emergency, locomotive can be implemented sudden stop automatically or by driver operation, when attaching most importance to binding group train, can realize that all locomotives are implemented emergency braking simultaneously in the marshalling, thereby reduce property damage and personal casualty.
To achieve these goals, the basic technical scheme that the utility model is taked is, a kind of safety interlocking loop based on the dead electricity emergency mode comprises that the miniature circuit breaker, diode (led) module, driver's cab control unit, electronic brake valve, unmanned vigilance device, danger button, safety interlocking relaying, vital circuit switch, brake-cylinder pressure switch, brak control unit, emergency valve, total reservoir pressure switch, safety interlocking relay, the emergency braking that are arranged in the locomotive control loop heavily join relay and emergency vent valve; Of the present utility model being characterised in that, the 110V direct supply inserts the driver's cab control unit through miniature circuit breaker and diode (led) module successively, described driver's cab control unit inserts unmanned vigilance device and danger button through electronic brake valve, inserts open contact, vital circuit switch and the brake-cylinder pressure switch of safety interlocking relaying parallel with one another again; Described three way switch parallel with one another is more in the lump through brak control unit, emergency valve and total reservoir pressure switch access security interlocking relay; The normally closed contact of described safety interlocking relay connects emergency braking and heavily joins relay, and the open contact of described safety interlocking relay heavily joins relay through emergency braking and inserts emergency vent valve.
When the above locomotive double headings operation of two or two, the normally closed contact of described safety interlocking relay is connected with the relay that promptly heavily joins of other locomotives through the heavy on line of train.
Described driver's cab control unit comprises and is separately positioned on series connected successively driver's key switch, Pattern Select Switch and driver controller in the driver's cab.
Principle of work of the present utility model is: in sealing in the safety interlocking loop, and be arranged in the locomotive control loop all unit all just often, whole safety interlocking loop connects, thus emergency vent valve gets the electric emergency braking that do not produce.But when arbitrary link in the loop interrupts causing the loop to disconnect, the emergency vent valve dead electricity will trigger locomotive and produce emergency braking.When locomotive double heading, the emergency brake signal of this section locomotive is delivered on other all locomotives by the heavy on line of train, thereby realization permutation car is implemented emergency braking simultaneously.The maintenance of emergency braking and alleviation are implemented by the braking control system of master control locomotive.
The technique effect that the utility model can reach is: the safety interlock circuit is than the various safety factors that more comprehensively combine on the locomotive, and employing electricity loss emergency braking pattern, when safety problem appears in locomotive, described safety interlocking loop can be triggered the locomotive emergency braking effectively reliably, ensures the safe and reliable operation of locomotive.
Description of drawings
Fig. 1 is the circuit connection diagram in the described safety interlocking of embodiment loop.
Among the figure, each unit module is described as follows:
| Sequence number | English abbreviation | | Function | |
| 1. | SCB | Miniature circuit breaker | |
|
| 2. | D1,D2 | Diode (led) module | Prevent counter-current | |
| 3. | KS1,KS2 | Key switch | Operator's station takies | |
| 4. | MCH1,MCH2 | Driver controller | Locomotive traction/braking actuation means | |
| 5. | EBV1,EBV2 | Electronic brake valve | Locomotive air braking actuation means | |
| 6. | MSS | Pattern Select Switch | Select the operational mode of |
|
| 7. | DMD | Unmanned vigilance device | Monitoring driver's mobility | |
| 8. | EPB1,EPB2 | Danger button | Sudden stop | |
| 9. | ATP | Automatic train protection system | The hypervelocity, fender guard makes a dash across the red light | |
| 10. | EBR_ATP | The emergency braking link relay of ATP | The urgent mitigation signal of |
|
| 11. | ZVR_ATP | The zero speed relay of ATP | The zero-speed signal of output ATP | |
| 12. | SIR | The safety interlocking relay | The control relay of emergency braking | |
| 13. | BCP | The brake-cylinder pressure switch | The air pressure of brake monitoring cylinder cylinder | |
| 14. | BCU | Brak control unit | The locomotive air braking control system | |
| 15. | 95SA | Emergency valve | Quicken emergency exhaust | |
| 16. | MRP | Total reservoir pressure switch | Monitor the air pressure of total reservoir | |
| 17. | EMR | Promptly heavily join relay | ? | |
| 18. | 94YV | Emergency vent valve | The emergency braking executive device | |
| 19. | W09,W19 | The heavy on line of emergency braking train | Emergency brake command is transmitted circuit |
The specific embodiment:
Below with reference to Fig. 1, from 1 locomotive+(lorry), master control car+(lorry)+from car controlling+(the lorry)+safety interlocking circuit's principle is described from these two kinds of patterns of car controlling+(lorry):
1 locomotive+(lorry):
Principal and subordinate's select switch MSS of locomotive manually gets to " main car " position.
Because locomotive is provided with two driver's cabs or operator's station, each driver's cab or operator's station can be provided with 1 driver controller and 1 key switch.
As shown in Figure 1, power supply 110Vdc inserts miniature circuit breaker SCB successively, diode (led) module D1, by driver's key switch KS1, the driver's cab control unit that driver controller MCH1 and Pattern Select Switch MS1 serial connection forms or by driver's key switch KS2, driver controller MCH2, the driver's cab control unit that Pattern Select Switch MS2 serial connection forms, electronic brake valve EBV1, electronic brake valve EBV2, danger button EPB1, danger button EPB2, unmanned vigilance device DMD, the open contact of urgent mitigation signal EBR_ATP of ATP and safety interlocking relay SIR (or vital circuit switch S CS, or ATP zero-speed signal ZVR_ATP and brake-cylinder pressure switch BCP), brak control unit BCU, emergency valve 95SA, total reservoir pressure switch MRP, safety interlocking relay SIR.When all links on the safety interlocking loop are all closed, safety interlocking relay SIR gets, its normally closed contact disconnects, emergency braking heavily joins relay EMR must not, therefore the 110Vdc power supply is through the open contact (getting electric closure) of SIR, the normally closed contact of EMR, be sent to emergency vent valve 94YV, 94YV gets electric, and locomotive does not produce emergency braking.When arbitrary link disconnects on the safety interlocking loop, the SIR dead electricity, SIR normally closed contact closure, EMR gets electric, makes the 94YV dead electricity, thereby makes locomotive produce emergency braking.
Embodiment 2:
Pattern is: master control car+(lorry)+and from car controlling+(lorry)+from car controlling+(lorry)
The master control car: the manual MSS of principal and subordinate's select switch gets to " main car " position.
From car controlling: principal and subordinate's select switch MSS manually gets to " from car " position.
The master control car: power supply 110Vdc is through miniature circuit breaker SCB, diode D1, key switch KS1, driver controller MCH1, Pattern Select Switch MS1(or key switch KS2, driver controller MCH2, Pattern Select Switch MS2), electronic brake valve EBV1, electronic brake valve EBV2, danger button EPB1, danger button EPB2, unmanned vigilance device DMD, the open contact of urgent mitigation signal EBR_ATP of ATP and safety interlocking relay SIR (or vital circuit switch S CS, or ATP zero-speed signal ZVR_ATP and brake-cylinder pressure switch BCP), brak control unit BCU, emergency valve 95SA, total reservoir pressure switch MRP, safety interlocking relay SIR, all links are all closed on the safety interlocking loop, SIR gets, its normally closed contact disconnects, promptly heavily joining relaying EMR must not, therefore the 110Vdc power supply is through the open contact (getting electric closure) of SIR, the normally closed contact of EMR is sent to 94YV, 94YV gets electric, and locomotive does not produce emergency braking.When arbitrary link disconnects on the safety interlocking loop, the SIR dead electricity, its normally closed contact closure, the heavy on line W09 of emergency braking train gets electric, thereby makes the EMR of all locomotives get.Owing to the SIR dead electricity, its open contact dead electricity disconnects, and makes the 94YV dead electricity on the master control car, thereby makes the master control locomotive produce emergency braking.Other all from car controlling because EMR gets electricly, its normally closed contact disconnects, and 94YV is disconnected, thereby all produces emergency braking from car controlling.
From car controlling: power supply 110Vdc through SCB, D1, MSS,, DMD, EBR_ATP+ SIR(or SCS, or ZVR_ATP+BCP),, BCU, emergency valve 95SA, MRP, SIR.All links are all closed on the safety interlocking loop, and SIR gets electric, and this car does not produce emergency braking.When arbitrary link disconnects on its safety interlocking loop, the SIR dead electricity of this car, its normally closed contact closure, heavy on line W09 gets electric, thereby makes the EMR of all locomotives get.Owing to the SIR dead electricity, its open contact dead electricity disconnects, and makes the 94YV dead electricity on this car, thereby makes this car produce emergency braking.Because EMR gets electricly, its normally closed contact disconnects, and 94YV is disconnected, thereby every other locomotive all produces emergency braking on other all locomotives.
Present embodiment can guarantee locomotive in case of emergency, locomotive can be automatically or by driver operation, be that driver controller is got to emergency position or pressed danger button enforcement sudden stop, when attaching most importance to binding group train, can realize that all locomotives are implemented emergency braking simultaneously in the marshalling, thereby reduce property damage and personal casualty.
Claims (3)
1. the safety interlocking loop based on the dead electricity emergency mode comprises that the miniature circuit breaker, diode (led) module, driver's cab control unit, electronic brake valve, unmanned vigilance device, danger button, safety interlocking relaying, vital circuit switch, brake-cylinder pressure switch, brak control unit, emergency valve, total reservoir pressure switch, safety interlocking relay, the emergency braking that are arranged in the locomotive control loop heavily join relay and emergency vent valve; It is characterized in that, the 110V direct supply inserts the driver's cab control unit through miniature circuit breaker and diode (led) module successively, described driver's cab control unit inserts unmanned vigilance device and danger button through electronic brake valve, inserts open contact, vital circuit switch and the brake-cylinder pressure switch of safety interlocking relaying parallel with one another again; Described three way switch parallel with one another is more in the lump through brak control unit, emergency valve and total reservoir pressure switch access security interlocking relay; The normally closed contact of described safety interlocking relay connects emergency braking and heavily joins relay, and the open contact of described safety interlocking relay heavily joins relay through emergency braking and inserts emergency vent valve.
2. according to the described safety interlocking loop of claim 1, it is characterized in that the normally closed contact of described safety interlocking relay is connected with the relay that promptly heavily joins of other locomotives through the heavy on line of train based on the dead electricity emergency mode.
3. according to claim 1 or 2 described safety interlocking loops, it is characterized in that described driver's cab control unit comprises and is separately positioned on series connected successively driver's key switch, Pattern Select Switch and driver controller in the driver's cab based on the dead electricity emergency mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205454597U CN201816588U (en) | 2010-09-28 | 2010-09-28 | Safe interlocking circuit based on electric breakdown emergency mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205454597U CN201816588U (en) | 2010-09-28 | 2010-09-28 | Safe interlocking circuit based on electric breakdown emergency mode |
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| Publication Number | Publication Date |
|---|---|
| CN201816588U true CN201816588U (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205454597U Expired - Lifetime CN201816588U (en) | 2010-09-28 | 2010-09-28 | Safe interlocking circuit based on electric breakdown emergency mode |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707873A (en) * | 2013-12-19 | 2014-04-09 | 南车株洲电力机车有限公司 | Safety circuit of engineering maintenance vehicle and system of safety circuit |
| CN104309634A (en) * | 2014-09-26 | 2015-01-28 | 南车青岛四方机车车辆股份有限公司 | Vehicle safety interlocking system and railway vehicle |
| CN105035053A (en) * | 2015-09-09 | 2015-11-11 | 南车株洲电力机车有限公司 | Braking system and locomotive |
| CN107672609A (en) * | 2017-11-03 | 2018-02-09 | 中车株洲电力机车有限公司 | A kind of drivers' cab activation interlock circuit, method and train |
| CN109159779A (en) * | 2018-08-29 | 2019-01-08 | 中车株洲电力机车有限公司 | A kind of rail vehicle and its braking method, system |
| CN109318883A (en) * | 2018-08-27 | 2019-02-12 | 高新兴创联科技有限公司 | Railcar electricity loss emergency braking control device and control method |
| WO2021097935A1 (en) * | 2019-11-18 | 2021-05-27 | 中车南京浦镇车辆有限公司 | Emergency brake extension apparatus for urban rail vehicle |
| CN110126803B (en) * | 2019-06-24 | 2021-06-15 | 中车大连机车车辆有限公司 | Safety control circuit and method for automatic train protection system and vehicle |
| CN114056356A (en) * | 2021-11-15 | 2022-02-18 | 杭州中车车辆有限公司 | Driving control system and driving control method of railway vehicle |
| WO2022257334A1 (en) * | 2021-06-10 | 2022-12-15 | 中车长春轨道客车股份有限公司 | Train emergency braking control circuit and method |
-
2010
- 2010-09-28 CN CN2010205454597U patent/CN201816588U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707873B (en) * | 2013-12-19 | 2016-03-16 | 南车株洲电力机车有限公司 | A kind of engineering maintenance vehicle safety return circuit and system |
| CN103707873A (en) * | 2013-12-19 | 2014-04-09 | 南车株洲电力机车有限公司 | Safety circuit of engineering maintenance vehicle and system of safety circuit |
| CN104309634A (en) * | 2014-09-26 | 2015-01-28 | 南车青岛四方机车车辆股份有限公司 | Vehicle safety interlocking system and railway vehicle |
| CN105035053B (en) * | 2015-09-09 | 2018-02-27 | 南车株洲电力机车有限公司 | A kind of brakes and locomotive |
| CN105035053A (en) * | 2015-09-09 | 2015-11-11 | 南车株洲电力机车有限公司 | Braking system and locomotive |
| CN107672609B (en) * | 2017-11-03 | 2019-07-09 | 中车株洲电力机车有限公司 | A kind of drivers' cab activation interlock circuit, method and train |
| CN107672609A (en) * | 2017-11-03 | 2018-02-09 | 中车株洲电力机车有限公司 | A kind of drivers' cab activation interlock circuit, method and train |
| CN109318883A (en) * | 2018-08-27 | 2019-02-12 | 高新兴创联科技有限公司 | Railcar electricity loss emergency braking control device and control method |
| CN109159779A (en) * | 2018-08-29 | 2019-01-08 | 中车株洲电力机车有限公司 | A kind of rail vehicle and its braking method, system |
| CN110126803B (en) * | 2019-06-24 | 2021-06-15 | 中车大连机车车辆有限公司 | Safety control circuit and method for automatic train protection system and vehicle |
| WO2021097935A1 (en) * | 2019-11-18 | 2021-05-27 | 中车南京浦镇车辆有限公司 | Emergency brake extension apparatus for urban rail vehicle |
| US11845414B2 (en) | 2019-11-18 | 2023-12-19 | Crrc Nanjing Puzhen Co., Ltd. | Emergency braking extension device for urban rail vehicle |
| WO2022257334A1 (en) * | 2021-06-10 | 2022-12-15 | 中车长春轨道客车股份有限公司 | Train emergency braking control circuit and method |
| AU2021269344B2 (en) * | 2021-06-10 | 2023-08-24 | Crrc Changchun Railway Vehicles Co., Ltd. | Circuit and method for controlling emergency braking for train |
| CN114056356A (en) * | 2021-11-15 | 2022-02-18 | 杭州中车车辆有限公司 | Driving control system and driving control method of railway vehicle |
| CN114056356B (en) * | 2021-11-15 | 2022-10-11 | 杭州中车车辆有限公司 | Driving control system and driving control method of railway vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110504 |
|
| CX01 | Expiry of patent term |