CN104386086A - Obstacle removing method and obstacle removing device for railway vehicle - Google Patents
Obstacle removing method and obstacle removing device for railway vehicle Download PDFInfo
- Publication number
- CN104386086A CN104386086A CN201410526052.2A CN201410526052A CN104386086A CN 104386086 A CN104386086 A CN 104386086A CN 201410526052 A CN201410526052 A CN 201410526052A CN 104386086 A CN104386086 A CN 104386086A
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- track
- air
- wind regime
- air feed
- obstacle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F19/00—Wheel guards; Bumpers; Obstruction removers or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention relates to an obstacle removing method and an obstacle removing device for a railway vehicle. Compressed air is blown to a rail in front of wheels by an air supply source to remove obstacles on the rail. The method and the device use high-pressure gas for removing the obstacles, have the advantages of zero wearing part, zero rail abrasion, zero need of periodic replacement, convenience for maintenance and cost reduction, can remove tinier foreign matters on the rail, heat and dry the rail, reduce the wheel rolling contact fatigue source, and prolong the service life of the wheels and the rail, and are specifically suitable for the railway vehicle running in high-cold and high-sand wind environments.
Description
Technical field
The present invention relates to a kind of troubleshooting method used for rail vehicle and the obstacle deflector of getting rid of track obstacle, belong to guideway vehicle manufacturing technology field.
Background technology
All obstacle deflector being housed in the front bottom end of guideway vehicle, for getting rid of the obstacle inside rail level and track, obstacle can not being caused damage to vehicle, ensure the safe in operation of vehicle.
The obstacle deflector of existing guideway vehicle, mainly rely on the troubleshooting plate being arranged on car body and bogie truck bottom to remove the foreign matter on track, current obstacle deflector has following several form:
1, be contact troubleshooting, namely troubleshooting plate is originally as rubber plate, or fixes one deck rubber plate again in the below of troubleshooting plate, rubber plate is when vehicle operating and rail contact, thus got rid of by the obstacle on track, but rubber plate also can produce abrasion while troubleshooting, needs periodic replacement.
2, be contactless troubleshooting, the distance from bottom rail level of troubleshooting plate has the gap of at least 5mm, so troubleshooting plate can not be removed less obstacle, generally can only remove the obstacle being greater than 5mm.Residual foreign matter less in orbit can become the tired source of wheel rolling contact fatigue, can not be applicable to the guideway vehicle runed at high wind sandy land especially.
In addition, at the guideway vehicle of extremely frigid zones operation, easy accumulated snow and accumulated ice in orbit, existing mode relies on manpower to remove completely, power of giving up time useless.And when rainy, because track is wet and slippery, reduce the friction force between wheel and track, these all can have an impact to the safe operation of guideway vehicle.
In prior art, be arranged on the obstacle deflector on framework 4, due to the effect of the spring between framework 4 and journal box body 5, the height of obstacle deflector distance rail level can constantly change, and when obstacle is less than 30mm, obstacle deflector just can not work completely, but carry out troubleshooting by this high pressure air, the impact that can not move up and down by framework 4, the air of High Temperature High Pressure can blow to rail level, can meet the demand of troubleshooting and dry rail level completely.
Summary of the invention
Main purpose of the present invention is to solve the problem and deficiency, provides a kind of control convenient and reliable, can effectively get rid of the obstacles such as sand and dust more tiny on track, and then ensure the troubleshooting method used for rail vehicle that vehicle safety runs.
Another main purpose of the present invention is, provides a kind of structure simple, controls convenient and reliable, can effectively get rid of the obstacles such as sand and dust more tiny on track, and then ensures the obstacle deflector used for rail vehicle that vehicle safety runs.
For achieving the above object, technical scheme of the present invention is:
A kind of troubleshooting method used for rail vehicle, utilizes air feed wind regime pressurized air to be blowed on the track in wheel front, to remove the obstacle on track.
Further, before pressurized air blows to track, pressurized air is heated, the high-temperature gas after heating is blowed to track, make track dry with the sleet removed on track.
Further, while vehicle operating in real time to track inject high pressure gas.
Further, utilize the air feed reservoir be equipped with separately as described air feed wind regime, or utilize the wind regime of vehicle configuration as described air feed wind regime.
Another technical scheme of the present invention is:
A kind of obstacle deflector used for rail vehicle, comprise air feed wind regime and jetting system, described air feed wind regime is connected by airduct with jetting system, described jetting system is fixedly mounted on car body or bogie truck, described jetting system to the track inject high pressure gas in wheel front to remove the obstacle on track.
Further, on the underframe of described car body or on the framework of bogie truck or on the journal box body of bogie truck, be provided with mount pad, described jetting system is fixedly connected with described mount pad.
Further, described jetting system is made up of the jet pipe be connected with the end of described airduct and the exhausting plate that is arranged on the jet pipe mouth of pipe, and described exhausting plate is provided with one or more exhaust vent.
Further, one is arranged in the front of described jetting system for preventing the baffle plate of interference in air flow.
Further, described airduct is connected in series one for adding the heating arrangement of air in warm-air pipe.
Further, described air feed wind regime is the air feed reservoir of setting separately or the wind regime for vehicle configuration.
To sum up content, one provided by the invention troubleshooting method used for rail vehicle and obstacle deflector, compared with prior art, tool has the following advantages:
(1) rely on high pressure gas to carry out troubleshooting, without wear part, also can not cause wearing and tearing to track, without the need to periodic replacement, be convenient to safeguard, reduce costs.
(2) rely on high pressure gas to carry out troubleshooting, foreign matter more small on track can be removed, reduce wheel rolling contact fatigue source, increase the service life of wheel and track.
(3) by heating arrangement, high pressure air is heated, utilize high temperature and high pressure gas troubleshooting, when snowfall, rainy weather are run, the effect that dry rail level improves wheel-rail friction coefficient can be played.
(4) the present invention is directed to low-temperature embrittlement that high and cold, high dust storm operation environment occurs, accumulated snow freezes, the environmental adaptation sex chromosome mosaicism such as dust storm impact, and the car body that causes of high and cold outside hanging door narrows the special designs such as problem, be applicable to use on the guideway vehicle of high and cold and high wind sandy land operation, guarantee the safety that guideway vehicle is runed at high and cold and high wind sandy land or reliability.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention one mounting structure schematic diagram;
Fig. 2 is the embodiment of the present invention one local structure schematic diagrams;
Fig. 3 is the direction view of bowing of Fig. 2;
Fig. 4 is the embodiment of the present invention two mounting structure schematic diagram;
Fig. 5 is the embodiment of the present invention three mounting structure schematic diagram.
As shown in Figures 1 to 5, air feed wind regime 1, jetting system 2, airduct 3, framework 4, journal box body 5, jet pipe 6, exhausting plate 7, wheel 8, mount pad 9, baffle plate 10, heating arrangement 11, starting switch 12, framework mount pad 13.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
Embodiment one:
As shown in Figure 1 to Figure 3, the invention provides a kind of troubleshooting method used for rail vehicle and obstacle deflector, obstacle deflector comprises air feed wind regime 1 and jetting system 2, is connected between air feed wind regime 1 and jetting system 2 by airduct 3.Jetting system 2 is set to two, is connected with same air feed wind regime 1 respectively by airduct 3, or each jetting system 2 is supporting arranges an air feed wind regime 1.
In the present embodiment, air feed wind regime 1 is the air feed reservoir arranged separately for troubleshooting, this air feed reservoir be fixedly mounted in vehicle body bottom frame (not shown) or bogie truck framework 4 on.The specification of air feed reservoir air pressure as required and air quantity are determined, general warranty has 5kg/m
3air pressure can meet the demand of troubleshooting, can the foreign matters such as the sand and dust of all sizes on track all be got rid of totally, reduce wheel rolling contact fatigue source, increase the service life of wheel and track, make guideway vehicle more be adapted at high wind sandy land operation.
As shown in Figure 2, jetting system 2 is made up of jet pipe 6 and the exhausting plate 7 that is arranged on jet pipe 6 mouth of pipe place, the section form of jet pipe 6 can be that circle also can for square, jet pipe 6 passes through Flange joint with the end of airduct 3, or direct weld together, airduct 3 is fixed on the truck frame 4 of process on the way by pipe clamp.Exhausting plate 7 is welded on the mouth of pipe place of jet pipe 6, also mouth of pipe place is fixed on by screw, convenient daily attention, exhausting plate 7 is provided with one or more exhaust vent (not shown), need to coordinate with the air pressure needed for troubleshooting and air quantity, as arranged a row or two rows, often row arranges multiple, to ensure 5kg/m all the time
3air pressure can not weaken and affecting troubleshooting effect after exhaust vent ejection.
The mouth of pipe place, end of jet pipe 6 causes the dead ahead of wheel 8, and for being obliquely installed, or as shown in Figure 2, exhausting plate 7 is for being obliquely installed, high pressure gas are made to tilt to blow to the raceway surface in wheel 8 dead ahead to vehicle operating direction, area of contact when gas is injected into track can be increased like this, to ensure that gas sprays the effect of troubleshooting.
In the present embodiment, the jet pipe 6 of jetting system 2 is fixedly mounted on the journal box body 5 of bogie truck, jet pipe 6 correspondence of two jetting system 2 is arranged on the journal box body 5 of corresponding side, is beneficial to the dead ahead end of jet pipe 6 being caused wheel 8, also can not take the space under car simultaneously.Install a mount pad 9 at the bottom welding of journal box body 5 by bolt, jet pipe 6 is fixedly mounted on mount pad 9.
Because when vehicle operating, certain displacement can be produced between the tread of wheel 8 and track, therefore, as shown in Figure 3, the jet width (i.e. cleaning range) of jet pipe 6 needs the width covering wheel 8, about 135mm, ensures when no matter high pressure gas can cover track completely, ensures troubleshooting effect.
Because the injection orifice distance track of jetting system 2 has certain distance, when vehicle high-speed runs, the air-flow produced during operation can have an impact to the high pressure draft sprayed by jetting system 2, the interference in air flow produced during in order to avoid running, as shown in Figure 1, arrange one for preventing the baffle plate 10 of interference in air flow in the front windward side of vehicle operating direction (i.e. on) of jet pipe 6 leading section, air-flow when making operation can not the injection of impact to voltage air-flow.The swash plate of baffle plate 10 for turning forward, also can be the L shape structure etc. of flat board or the downward bending arranged downward vertically, it can also be the structure of cover body, the width of baffle plate 10 is slightly larger than the width of jet pipe 6, the side of baffle plate 10 is fixedly connected with by screw with the outer wall of jet pipe 6, its feather edge is lower than the nozzle position of jet pipe 6, but distance rail level has certain altitude, avoids itself and rail level to touch.The air-flow that baffle plate 10 produces when stopping vehicle operating, ensures that the high pressure gas that jetting system 2 sprays directly can spray to track uninterruptedly, and then ensures troubleshooting effect.
In vehicle operation, vehicle launch, namely this air feed reservoir is started, the high pressure air that air feed reservoir produces sprays to track in real time while vehicle operating, the rail level of wheel 8 front portion forms air curtain, obstacle on real-time eliminating track, ensures vehicle operating safety, also can simplify the mode of this obstacle deflector.Vehicle is when arriving at a station parking, and air feed reservoir also quits work thereupon, until operation restarted by vehicle.During owing to just starting, running velocity is comparatively slow, and the high pressure gas that jetting system 2 sprays also can meet troubleshooting requirement during startup completely.
Rely on high pressure gas to carry out troubleshooting, without wear part, also can not cause wearing and tearing to track, without the need to periodic replacement, be convenient to safeguard, reduce costs.And foreign matter more small on track can be removed, reduce wheel rolling contact fatigue source, increase the service life of wheel and track, be particularly suitable for the guideway vehicle runed at high wind sandy land.
Guideway vehicle, can be wet and slippery because of rainwater on rail level when runing rainy day, and the friction coefficient between wheel 8 and track reduces.In addition, when snowy day is run in the winter time, easy accumulated snow and accumulated ice on track, if do not remove accumulated snow and accumulated ice can bring larger danger to vehicle operating.
In the present embodiment, airduct 3 is connected in series one again for adding the heating arrangement 11 of air in warm-air pipe 3, before pressurized air blows to track, pressurized air is heated, high-temperature gas after heating is blowed to track, utilizes high-temperature gas to make the rainwater on track evaporate and snow, ice-out are evaporated, and then dry rail level, improve the friction coefficient between wheel 8 and track, ensure vehicle operating safety.Air after general warranty heating, more than 30 DEG C, can meet and melt at short notice and dry rail level.When high pressure gas spray to track, not only can get rid of the foreign matter such as sand and dust, stone, can also snow be dispelled, effectively avoid snow deposition in orbit, make guideway vehicle more be adapted at extremely frigid zones operation.
Heating arrangement 11 can adopt electric heating tube or electrical heating wire heating, heating arrangement 11 is arranged on the position near jet pipe 6 as far as possible, reduce the distance that the high temperature air after heating flows through, like this, the airduct after heating arrangement 11 does not need to add the temperature that Insulation also can ensure air-out.
The starting switch 12 controlling heating arrangement 11 can be installed in driver's cab, when running into rain, snow weather, manually boot heating arrangement 11, for high pressure air heats, by the obstacle such as sand and dust, stone, accumulated snow, accumulated ice on the air scavenge track of High Temperature High Pressure, simultaneously for track carries out drying.Driver controls heating arrangement 11 by starting switch 12 and quits work.
In addition, also rainfall sensor, snowfall sensor can be installed on vehicle, when rainfall sensor and snowfall sensor detect rain or snow time, started by controller automatic control heating device 11, for track heat drying, controller can control the time of temperature and the heating of heating automatically.
Embodiment two:
Be with embodiment one difference, as shown in Figure 4, when journal box body 5 is not suitable for installing jetting system 2, can jetting system 2 be fixedly mounted on the framework 4 of bogie truck, the framework 4 in wheel 8 front stretches out downwards a framework mount pad 13, jet pipe 6 in jetting system 2 is arranged on framework mount pad 13, makes the mouth of pipe of jet pipe 6 be positioned at the dead ahead of wheel 8, before the mouth of pipe of jet pipe 6, arranges baffle plate 10.
Embodiment three:
Be with above-described embodiment difference, as shown in Figure 5, jetting system 2 can also be fixed on the underframe of car body, be arranged on the leading section of vehicle body bottom frame, the underframe in wheel 8 front stretches out downwards a mount pad (not indicating in figure), jet pipe 6 in jetting system 2 is arranged on mount pad, makes the mouth of pipe of jet pipe 6 be positioned at the dead ahead of wheel 8, before the mouth of pipe of jet pipe 6, arranges baffle plate 10.
Embodiment four:
Be with above-described embodiment difference, in order to simplified structure, reduce vehicle weight, the reservoir that air feed wind regime directly adopts vehicle itself to configure, as total reservoir, braking reservoir, auxiliary reservoir etc.Because first the reservoir of vehicle configuration originally will meet the needs that vehicle normally runs, in order to additionally meet the demand of troubleshooting, the quantity of total reservoir, braking reservoir, auxiliary reservoir can be increased, suitably can also strengthen the volume of reservoir, to ensure braking, the air pressure cushioned and air quantity, meet the air pressure needed for troubleshooting and air quantity simultaneously.
The airduct 3 connecting jetting system 2 directly with total reservoir, brake reservoir, auxiliary reservoir is connected, also can with total reservoir, brake reservoir, pipeline that auxiliary reservoir is drawn is connected, be equivalent on pipeline, connect a branch line, according to troubleshooting demand, control the quantity of braking reservoir, the unlatching of buffering reservoir.
As mentioned above, plan content given by reference to the accompanying drawings, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a troubleshooting method used for rail vehicle, is characterized in that: utilize air feed wind regime pressurized air to be blowed on the track in wheel front, to remove the obstacle on track.
2. troubleshooting method used for rail vehicle according to claim 1, is characterized in that: before pressurized air blows to track, heats pressurized air, and the high-temperature gas after heating is blowed to track, and to remove rain on track, snow makes track dry.
3. troubleshooting method used for rail vehicle according to claim 1, is characterized in that: in real time to track inject high pressure gas while vehicle operating.
4. troubleshooting method used for rail vehicle according to claim 1, is characterized in that: utilize the air feed reservoir be equipped with separately as described air feed wind regime, or utilize the wind regime of vehicle configuration as described air feed wind regime.
5. a guideway vehicle obstacle deflector, it is characterized in that: comprise air feed wind regime and jetting system, described air feed wind regime is connected by airduct with jetting system, described jetting system is fixedly mounted on car body or bogie truck, described jetting system to the track inject high pressure gas in wheel front to remove the obstacle on track.
6. according to obstacle deflector used for rail vehicle according to claim 5, it is characterized in that: on the underframe of described car body or on the framework of bogie truck or on the journal box body of bogie truck, be provided with mount pad, described jetting system is fixedly connected with described mount pad.
7. obstacle deflector used for rail vehicle according to claim 5, is characterized in that: described jetting system is made up of the jet pipe be connected with the end of described airduct and the exhausting plate that is arranged on the jet pipe mouth of pipe, and described exhausting plate is provided with one or more exhaust vent.
8. obstacle deflector used for rail vehicle according to claim 5, is characterized in that: arrange one in the front of described jetting system for preventing the baffle plate of interference in air flow.
9. obstacle deflector used for rail vehicle according to claim 5, is characterized in that: on described airduct, be connected in series one for adding the heating arrangement of air in warm-air pipe.
10. obstacle deflector used for rail vehicle according to claim 5, is characterized in that: described air feed wind regime is the air feed reservoir of setting separately or the wind regime for vehicle configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410526052.2A CN104386086A (en) | 2014-10-08 | 2014-10-08 | Obstacle removing method and obstacle removing device for railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410526052.2A CN104386086A (en) | 2014-10-08 | 2014-10-08 | Obstacle removing method and obstacle removing device for railway vehicle |
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| CN104386086A true CN104386086A (en) | 2015-03-04 |
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| CN201410526052.2A Pending CN104386086A (en) | 2014-10-08 | 2014-10-08 | Obstacle removing method and obstacle removing device for railway vehicle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105501243A (en) * | 2015-12-16 | 2016-04-20 | 四川迅吉科技有限责任公司 | Motor train unit bogie structure |
| CN105620506A (en) * | 2015-12-21 | 2016-06-01 | 上海洲跃生物科技有限公司 | Device for maintaining adhesion coefficient of wheel rail |
| CN108657196A (en) * | 2018-05-24 | 2018-10-16 | 唐山百川智能机器有限公司 | A kind of device and method substituting sanding device for diesel locomotive |
| CN108674423A (en) * | 2018-05-24 | 2018-10-19 | 唐山百川智能机器有限公司 | A kind of device and method substituting electric locomotive sander |
| CN109515469A (en) * | 2017-09-20 | 2019-03-26 | 兰州交通大学 | It is jet-propelled to sweep stone obstacle deflector |
| CN112319519A (en) * | 2020-11-13 | 2021-02-05 | 中车株洲电力机车有限公司 | Locomotive sanding control system and control method |
| CN112504308A (en) * | 2020-12-22 | 2021-03-16 | 范聪洁 | Photoelectron mine hole flaw detector |
| CN116714623A (en) * | 2023-08-10 | 2023-09-08 | 秦皇岛隽华重工科技有限公司 | Buffer wheel guard cover for wheel set of rail transport vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105501243A (en) * | 2015-12-16 | 2016-04-20 | 四川迅吉科技有限责任公司 | Motor train unit bogie structure |
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| CN112319519B (en) * | 2020-11-13 | 2022-05-13 | 中车株洲电力机车有限公司 | Locomotive sanding control system and control method |
| CN112504308A (en) * | 2020-12-22 | 2021-03-16 | 范聪洁 | Photoelectron mine hole flaw detector |
| CN116714623A (en) * | 2023-08-10 | 2023-09-08 | 秦皇岛隽华重工科技有限公司 | Buffer wheel guard cover for wheel set of rail transport vehicle |
| CN116714623B (en) * | 2023-08-10 | 2023-10-03 | 秦皇岛隽华重工科技有限公司 | Buffer wheel guard cover for wheel set of rail transport vehicle |
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Address after: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Applicant after: CRRC QINGDAO SIFANG CO., LTD. Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Applicant before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
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Application publication date: 20150304 |