EP3330154B1 - Snow accumulation preventing device for train bogie area - Google Patents

Snow accumulation preventing device for train bogie area Download PDF

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Publication number
EP3330154B1
EP3330154B1 EP16849933.3A EP16849933A EP3330154B1 EP 3330154 B1 EP3330154 B1 EP 3330154B1 EP 16849933 A EP16849933 A EP 16849933A EP 3330154 B1 EP3330154 B1 EP 3330154B1
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EP
European Patent Office
Prior art keywords
guide plate
train
bogie
snow accumulation
double
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.)
Active
Application number
EP16849933.3A
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German (de)
English (en)
French (fr)
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EP3330154A1 (en
EP3330154A4 (en
Inventor
Guangjun GAO
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.)
Central South University
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Central South University
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Publication of EP3330154A4 publication Critical patent/EP3330154A4/en
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Publication of EP3330154B1 publication Critical patent/EP3330154B1/en
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Classifications

    • 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
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/50—Other details
    • 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

Definitions

  • the disclosure relates to a train having a bogie and an anti-snow accumulation device to prevent an area of a bogie of the train, in particular of a high-speed train, from snow accumulation in snowy winter.
  • the end plate of the area of the bogie of some high-speed trains is equipped with a rubber capsule.
  • the rubber capsule is used to improve the structure of the flow field in the area of the bogie.
  • the structure improves the entrance condition to an extent, and reduces the snow amount in the area of the bogie.
  • the structure can prevent the train from the snow accumulation to an extent.
  • Document JP2014101084 (A ) provides a railway vehicle in which snow accretion to a vehicle lower part is suppressed and a travel resistance is reduced.
  • a railway vehicle is provided with: a space part (4) formed in a vehicle lower part of a railroad vehicle and in which a carriage (3) having a wheel (31) is disposed; and a covering device (2) disposed in the front and the rear in a vehicle longitudinal direction (X direction).
  • the covering device (2) has a first covering member (21) extending in a vehicle vertical direction (Y direction), a second covering member (22) which is extended in the vehicle longitudinal direction (X direction) from a bottom edge of the first covering member (21) and covers a clearance (41) between the first covering member (21) and the wheel (31) during running of the railroad vehicle, and which is movable so as to form the clearance (41) during non-travelling of the vehicle.
  • the technical problem to be solve by the disclosure is to overcome the shortcomings and defects mentioned in the background, and to provide an anti-snow accumulation device for an area of a bogie of a train, which can prevent the bogie of the train from snow accumulation when the train is running, assure the dynamic performance of the bogie, and improve the security and transport efficiency of the train when the train is running in snowy weather.
  • the disclosure is intended to provide a train having a bogie and an anti-snow accumulation device, wherein the anti-snow accumulation device installed in the area of the bogie at bottom of the train, the features of the anti-snow accumulation device according to the present invention is defined in the independent claim 1, and the preferable features according to the present invention are defined in the dependent claims.
  • the disclosure is intended to provide an anti-snow accumulation device for the area of the bogie of the train (especially the high-speed train).
  • the device can guide the air flow at the bottom of the train, which can prevent the bogie of the train from snow accumulation when the train is running, assure that the dynamic performance of the bogie will not change due to the snow accumulation, and improve the security and transport efficiency of the train when the train is running in snowy weather.
  • the anti-snow accumulation device can not only reduce the snow amount entering the area of the bogie from the front end area of the bogie, but also reduce the backflow at the tail of bogie area, and drastically reduce the ice caused by the snow accumulation of the bogie.
  • the anti-snow accumulation device of the disclosure can vary automatically along with the variation of train running direction, and unfold and fold automatically along with the running direction of the train.
  • the operation of the device is reliable, and the structure of the device is simple and the device is maintenance-free.
  • said element when an element is fixed, jointed, linked or connected to another element, said element can be fixed, jointed, linked or connected to said another element directly, or be fixed, jointed, linked or connected to said another element through an intermediate connection element.
  • the raw material, reagent, instrument and device used in the disclosure are available in market, or can be prepared through the existing methods.
  • the anti-snow accumulation device for the area of the bogie of the train is shown in Fig. 1 to Fig. 5 .
  • the device can avoid the snow accumulation in bogie area of the high-speed train.
  • the anti-snow accumulation device is installed on the front end plate and rear end plate in bogie area at the bottom of the train.
  • the anti-snow accumulation device includes a driving mechanism, and a first executing element and a second executing element.
  • the sequence of an action of the first executing element and an action of the second executing element is determined according to running direction of the train.
  • the first executing element and the second executing element are installed respectively on a front end plate 16 and a rear end plate 11 of the chassis of the train.
  • the bogie 17 is located between the first executing element and the second executing element (as shown in Fig. 5 ).
  • the first executing element includes a first foldable guide plate 18 (as shown in Fig. 2 ), and the second executing element includes a second foldable guide plate 1 (as shown in Fig. 1 ).
  • the first guide plate 18 is close to the running direction of the train, and the second guide plate 1 is away from the running direction of the train (if the running direction of the train is inversed, then the first guide plate and the second guide plate exchange), the first guide plate 18 and the second guide plate 1 are configured to cooperate in a manner that, when the train runs forwards, the first guide plate 18 is in an unfolded open state towards the bogie 17, and the second guide plate 1 is in a folded closed state towards the chassis of the train.
  • the first guide plate 18 is in the unfolded open state towards the bogie 17 refers to that the first guide plate 18 unfolds towards the bogie 17 such that the distance between the first guide plate 18 and the front end of bogie 17 (the end close to the running direction of the train) is reduced. That is, the first guide plate 18 becomes close to front wheel set 10.
  • the first guide plate 18 in the unfolded open state is equipped with an inclined plane for guiding the air at the bottom to deviate towards rail surface. An included angle ⁇ is formed between the inclined plane and the horizontal plane is 45°.
  • the second guide plate 1 is in the folded closed state towards the chassis of the train refers to that the second guide plate 1 folds towards the chassis of the train and closes to the rear end plate 11.
  • the second guide plate 1 becomes away from the rear wheel set 10.
  • the second guide plate 1 in the folded closed state is equipped with an inclined plane for guiding the air in the area of the bogie towards the behind of the rear end plate 11.
  • An included angle ⁇ formed between the inclined plane and the horizontal plane is 45°.
  • the anti-snow accumulation device according to the present embodiment can guide the air at the bottom of the train specifically.
  • the anti-snow accumulation device can reduce the snow amount entering the area of the bogie in the front end area of the bogie on one hand.
  • the anti-snow accumulation device can guide air out at the end of the area of the bogie. As such, the anti-snow accumulation device can avoid the backflow of air in rear area of the bogie to bogie area and reduce the snow accumulation.
  • each of the first guide plate 18 and the second guide plate 1 may be a cavity-style structure (similar to a sector) unfolding around a fixed end.
  • the cavity-style structure includes an installation frame 9 and an end face 8.
  • the installation frame 9 is connected to the end face 8 through a folded element 7 with wrinkles.
  • the foldable element 7 in the embodiment is made of cold-resistant, impact-resistant, light rubber capsule material.
  • the installation frame 9 on one side of the cavity-style structure is installed on and mates with the structure on the bottom of the train through a rectangular frame.
  • a reinforced rib frame 15 is installed on the end face 8 of another side of the cavity-style structure.
  • the reinforced rib frame 15 is connected to a driving mechanism (as shown in Fig.
  • each of the cavity-style structures of the first guide plate 18 and the second guide plate 1 can be a closed cavity 19, and is open (as shown in Fig. 2 ) only at the installation frame 9 side.
  • the cavity-style structure forms a folded closed state with the structure on the bottom of the train by using the installation frame 9. Then snowflake can be avoid to enter the executing elements (i.e., the first executing element and the second executing element) in running process, to ensure the stable operation of the executing elements.
  • the driving mechanism in the embodiment is a cylinder-type driving mechanism. That is, the first guide plate 18 and the second guide plate 1 are driven by a cylinder-type driving mechanism to unfold or fold.
  • the cylinder-type driving mechanism includes double-acting cylinders 4 and a gasholder 13 connected to the double-acting cylinders 4.
  • a double-acting solenoid valve is installed in a gas line between the gasholder 13 and each of the double-acting cylinders 4.
  • a first double-acting solenoid valve 12 is installed in the gas line between the gasholder 13 and the double-acting cylinder 4 for driving the first guide plate 18.
  • a second double-acting solenoid valve 14 is installed in the gas line between the gasholder 13 and the double-acting cylinder 4 for driving the second guide plate 1.
  • One end of the double-acting cylinder 4 for driving the first guide plate 18 is fixed on the trains chassis beam (not shown in the Fig.) in bogie area through an installation base 2 and a pin 3.
  • the other end of the double-acting cylinder 4 for driving the first guide plate 18 is linked to the end face 8 of the first guide plate 18 through a guide plate pin 5 and guide plate base 6.
  • One end of the double-acting cylinder 4 for driving the second guide plate 1 is fixed on the rear end plate 11 in bogie area through an installation base 2 and a pin 3.
  • the other end of the double-acting cylinder 4 for driving the second guide plate 1 is linked to the end face 8 of the second guide plate 1 through a guide plate pin 5 and guide plate base 6.
  • the cooperation between the first guide plate 18 and the second guide plate 1 can be well realized with low cost and simplified structure, preventing the bogie from snow accumulation.
  • the device can better adapt to forward and backward running of the train.
  • the first guide plate 18 In the anti-snow accumulation device for the area of the bogie of the train, the first guide plate 18 according to the present embodiment, parameters, such as heights of the first guide plate 18 and the second guide plate 1, included angle ⁇ between the inclined plane of the first guide plate 18 and the horizontal plane, included angle ⁇ between the inclined plane of the second guide plate 1 and the horizontal plane, and length of the area of the bogie etc. can be determined through testing or simulation calculation.
  • each bogie area is equipped with an anti-snow accumulation device of the disclosure
  • each anti-snow accumulation device includes two executing elements (i.e., the first executing element and the second executing element), each executing element includes double-acting cylinders and a double-acting solenoid valve, and the power is from common on-board high-pressure air.
  • Fig. 4 The operation principle of the anti-snow accumulation device for the area of the bogie of the train of the embodiment is shown in Fig. 4 .
  • the position 1 end of the double-acting cylinder 4 on the rear end of the area of the bogie is filled with air by using the high-pressure air in the gasholder 13 via the position 1 end of the second double-acting solenoid valve 14, which drives the double-acting cylinder 4 on rear end to shrink, so as to drive the second guide plate 1 to fold and close to the rear end plate 11.
  • the position 2 end of the double-acting cylinder 4 on front end of the area of the bogie is filled with air by using the high-pressure air in gasholder 13 via the position 2 end of the first double-acting solenoid valve 12, such that the double-acting cylinder 4 on front end of the area of the bogie extent, so as to drive the first guide plate 18 to unfold towards the bogie 17 and reduce the distance between the first guide plate 18 and the front end of the bogie 17.
  • the inclined plane formed by the first guide plate 18 in the unfolded state forces airflow at the front bottom to deviate towards the rail surface, to avoid airflow enter the area of the bogie. Since the airflow carries snowflake, the snow amount entering the area of the bogie is reduced.
  • the second guide plate 1 is in the folded closed state, the inclined plane formed by the second guide plate 1 forces the bottom airflow scouring to the second guide plate 1 at the rear part of the train to move backwards, to avoid backflow of the airflow to the area of the bogie. Since the airflow carries snowflake, then snowflake entering the area of the bogie from the tail is reduced. The snow accumulation in the area of the bogie is greatly reduced by the cooperation of the first guide plate 18 and the second guide plate 1.
  • the second double-acting solenoid valve 14 switches to the position 2 end, and the first double-acting solenoid valve 12 switches to the position 1 end.
  • the double-acting cylinders 4 on both sides of the bogie 17 operates oppositely, wherein the operation principle is the same as the operation principle used when train runs forwards, so as to reduce the occurring of snow accumulation.
  • the first guide plate 18 and the second guide plate 1 on both sides of the bogie 17 are folded by using the double-acting cylinder 4, such that the first guide plate 18 and the second guide plate 1 both recover to a non-work state.
  • the installation of the anti-snow accumulation device for the area of the bogie of the train of the disclosure can maximally ensure the running security of the train without reducing the running speed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)
  • Platform Screen Doors And Railroad Systems (AREA)
  • Body Structure For Vehicles (AREA)
EP16849933.3A 2015-10-16 2016-01-18 Snow accumulation preventing device for train bogie area Active EP3330154B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510666419.5A CN105216826A (zh) 2015-10-16 2015-10-16 高速列车转向架区域防积雪装置
PCT/CN2016/071181 WO2017063312A1 (zh) 2015-10-16 2016-01-18 列车转向架区域防积雪装置

Publications (3)

Publication Number Publication Date
EP3330154A1 EP3330154A1 (en) 2018-06-06
EP3330154A4 EP3330154A4 (en) 2018-10-24
EP3330154B1 true EP3330154B1 (en) 2020-07-01

Family

ID=54986217

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16849933.3A Active EP3330154B1 (en) 2015-10-16 2016-01-18 Snow accumulation preventing device for train bogie area

Country Status (5)

Country Link
EP (1) EP3330154B1 (ja)
JP (1) JP6306799B2 (ja)
CN (3) CN105216826A (ja)
RU (1) RU2660110C1 (ja)
WO (1) WO2017063312A1 (ja)

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CN105216826A (zh) * 2015-10-16 2016-01-06 中南大学 高速列车转向架区域防积雪装置
CN107054412B (zh) * 2017-04-30 2018-03-30 中南大学 一种铁路车辆转向架冰雪的无人机智能测量与预警方法及系统
CN108482412A (zh) * 2018-03-27 2018-09-04 西南交通大学 一种可调节的列车防积雪导流装置
CN109131433B (zh) * 2018-06-28 2020-01-31 同济大学 携热微砂喷射式高速列车转向架快速除积雪结冰方法
CN108730377B (zh) * 2018-08-03 2023-09-05 中南大学 一种防高速列车制动夹钳积雪结冰的车体
CN109050551B (zh) * 2018-08-03 2023-09-26 中南大学 一种防转向架积雪结冰的车体
CN112776838B (zh) * 2019-11-08 2022-06-17 中车唐山机车车辆有限公司 导流装置、头车车厢及轨道车辆
CN111055867B (zh) * 2020-01-02 2020-11-13 中车青岛四方机车车辆股份有限公司 一种转向架防积雪导流装置及轨道车辆
CN111055866B (zh) * 2020-01-02 2020-11-13 中车青岛四方机车车辆股份有限公司 一种转向架防积雪导流装置及轨道车辆
CN111196290A (zh) * 2020-03-02 2020-05-26 西南交通大学 一种防积雪隔离罩及具有该隔离罩的列车转向架
EP4169798A4 (en) * 2020-06-22 2024-03-20 Hitachi, Ltd. RAIL VEHICLE AND CONTROL METHOD FOR MOBILE HOOD OF RAIL VEHICLE
KR102470395B1 (ko) * 2020-11-20 2022-11-25 한국교통대학교산학협력단 철도 차량의 안티-아이싱 장치
CN113447231B (zh) * 2021-05-19 2022-05-17 中南大学 一种转向架积雪结冰风洞试验用的模拟车体
KR102355373B1 (ko) * 2021-08-26 2022-02-08 한국교통대학교산학협력단 선로상의 눈을 제거하는 철도차량 부착식 착설 방지 장치
CN117775992B (zh) * 2024-02-28 2024-04-23 尊芯智能科技(苏州)有限公司 传动组件、防坠落装置与天车系统

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Also Published As

Publication number Publication date
WO2017063312A1 (zh) 2017-04-20
CN105216826A (zh) 2016-01-06
RU2660110C1 (ru) 2018-07-04
CN105539484A (zh) 2016-05-04
JP6306799B2 (ja) 2018-04-04
EP3330154A1 (en) 2018-06-06
CN205469096U (zh) 2016-08-17
EP3330154A4 (en) 2018-10-24
JP2018500217A (ja) 2018-01-11
CN105539484B (zh) 2018-01-26

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