WO2020103461A1 - Base de tige de traction, carrosserie de véhicule et véhicule ferroviaire - Google Patents

Base de tige de traction, carrosserie de véhicule et véhicule ferroviaire

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Publication number
WO2020103461A1
WO2020103461A1 PCT/CN2019/094162 CN2019094162W WO2020103461A1 WO 2020103461 A1 WO2020103461 A1 WO 2020103461A1 CN 2019094162 W CN2019094162 W CN 2019094162W WO 2020103461 A1 WO2020103461 A1 WO 2020103461A1
Authority
WO
WIPO (PCT)
Prior art keywords
base
seat
drawbar
connection
hole
Prior art date
Application number
PCT/CN2019/094162
Other languages
English (en)
Chinese (zh)
Inventor
郭斌
罗超
范乐天
刘娟娟
许保磊
李志申
侯建英
曹俊涛
Original Assignee
中车唐山机车车辆有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中车唐山机车车辆有限公司 filed Critical 中车唐山机车车辆有限公司
Publication of WO2020103461A1 publication Critical patent/WO2020103461A1/fr

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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
    • B61F1/00—Underframes
    • B61F1/08—Details
    • B61F1/14—Attaching or supporting vehicle body-structure
    • 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
    • B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies

Definitions

  • the present application relates to rail vehicle technology, in particular, to a drawbar seat, a car body, and a rail vehicle.
  • the tie rod seats assembled in the car bodies of the relevant United States and Canada are formed by plate welding.
  • the tie rod seats are welded to the underframe side beams of the car body, and the overall structure meets the requirements of compression and impact resistance.
  • the tie rod seats will have a rigid collision with the connecting rod of the bogie If it is too large, the tie rod seat will be deformed or even broken, resulting in torsional deformation of the side beams of the car body, which will affect the safety of the entire vehicle and lead to the problem of difficulty in later maintenance.
  • An embodiment of the present application provides a drawbar seat, a car body, and a rail vehicle.
  • the drawbar seat adopts a split structure.
  • the drawbar seat has a certain structural strength under normal circumstances, which can ensure normal use.
  • the connection seat will be detached from the base to prevent the collision energy from being transmitted to the vehicle body through the tie rod seat to deform or damage the vehicle body, thereby protecting the vehicle body, improving the safety of the vehicle and reducing the difficulty of later maintenance.
  • a drawbar seat the drawbar seat includes:
  • a base which is used for fixed connection with the vehicle body
  • connection seat the top of the connection seat is detachably connected to the bottom of the base, and the connection seat is provided with a connection structure for installing a bogie.
  • connection structure includes an oblong hole provided on one side of the connection seat and a mounting hole provided on the bottom of the connection seat, the length extension direction of the oblong hole coincides with the vertical direction .
  • the mounting hole is a through hole or a threaded hole, and the axis of the mounting hole is perpendicular to the lengthwise extension direction of the oblong hole.
  • four mounting holes distributed in an array are provided at the bottom of the connecting base.
  • the base is provided with a plurality of first through holes along the circumferential direction;
  • the connecting seat is provided with a second through hole corresponding to the first through hole in one-to-one correspondence;
  • Fasteners are penetrated in the corresponding first through holes and the second through holes, and the fasteners are used to achieve a fixed connection between the base and the connecting base.
  • the fasteners are bolts and nuts.
  • a positioning protrusion is provided on the bottom of the base; a positioning groove corresponding to the positioning protrusion is provided on the connection base;
  • the base is sleeved on the outer side of the connecting base, and the positioning protrusion and the positioning groove are in shape matching.
  • the connecting seat is provided with reinforcing ribs for improving structural strength.
  • a vehicle body the vehicle body includes a side beam, and further includes any kind of tie rod seat as provided in the above technical solution, and the base is fixedly connected to the side Beam.
  • a rail vehicle includes a bogie, and further includes a car body as provided in the above technical solution, and a tie rod of the bogie is fixedly connected to a connection structure of a connection seat And the frame body of the bogie is movably connected to the connection structure.
  • the drawbar seat, the car body and the rail vehicle provided in the embodiments of the present application are adopted. Since the drawbar seat adopts a split structure and is composed of a detachably connected connecting seat and a base, the drawbar seat has a certain structural strength under normal circumstances , Can ensure normal use; when the collision energy is large, the connection between the connecting seat and the base forms a weak point of the rod seat, the connecting seat will be detached from the base, preventing the collision energy from being transmitted to the car body through the rod seat The car body is deformed or damaged, thereby protecting the car body, so as to improve the safety of the vehicle and reduce the difficulty of later maintenance.
  • FIG. 1 is a schematic structural diagram of a drawbar seat provided by an embodiment of the present application
  • FIG. 2 is a schematic diagram of the A-direction structure of the rod holder in FIG. 1;
  • Figure 3 is a schematic diagram of the installation structure of the rod seat on the car body
  • FIG. 4 is a schematic diagram of the B-direction structure of the vehicle body and the tie rod seat in FIG. 3;
  • FIG. 5 is a cross-sectional view taken along line C-C of the tie rod seat and the vehicle body in FIG. 3;
  • FIG. 6 is a cross-sectional view taken along line D-D of the tie rod seat and the vehicle body in FIG. 4;
  • FIG. 7 is a schematic diagram of the assembly structure of the tie rod seat of FIG. 1 and the vehicle body and the bogie.
  • the technical staff found that the related tie rod seats were welded together with the car body underframe side beams and became part of the car body composition. After a serious collision accident occurred on the train running on the line, the tie rod seats would The connecting rod of the bogie has a rigid collision. When the collision energy is too large, the tie rod seat will be deformed or even broken, which will cause the torsion of the side beams of the car body, which will affect the safety of the vehicle and cause the problem of difficulty in later maintenance.
  • the embodiments of the present application provide a drawbar seat, a car body, and a rail vehicle.
  • the drawbar seat adopts a split structure, and is composed of a detachably connected connecting seat and a base.
  • the drawbar seat normally has A certain structural strength can ensure normal use; when the collision energy is large, the connection between the connecting seat and the base forms a weak point of the rod seat, the connecting seat will be detached from the base, preventing the collision energy from being transmitted through the rod seat
  • the car body is deformed or damaged when it reaches the car body, so as to protect the car body, so as to improve the safety of the vehicle and reduce the difficulty of later maintenance.
  • the drawbar base 3 is a split structure, and includes a base 31 and a connecting base 32; the base 31 is used for fixed connection with the vehicle body 1
  • the top of the connection base 32 is detachably connected to the bottom of the base 31, and the connection base 32 is provided with a connection structure for installing the bogie 2.
  • the drawbar base 3 adopts a split structure.
  • the drawbar base 3 includes a base 31 and a connecting base 32 that are detachably connected together.
  • FIG. 1 the side beam 11 of the bottom frame of the vehicle body 1
  • the connecting structure is used to install the tie rod 21 and the frame body 22 of the bogie 2.
  • the base 31 is provided with a plurality of first through holes 311 along the circumferential direction. The number and position of the first through holes 311 can be set according to the specific structure.
  • the base 31 Ten first through holes 311 are provided; the connecting seat 32 is provided with second through holes 321 corresponding to the first through holes 311 one by one, that is, the connecting seat 32 is also provided with ten second through holes 321; the base 31 is fitted on the outer side of the connecting base 32, the corresponding first through hole 311 and the second through hole 321 communicate with each other, and the base 31 and the connecting base 32 are fastened through the first through hole 311 and the second through hole 321
  • the piece 33 realizes a fixed connection; the fastener 33 can be a bolt 331 and a nut 332, and the fastener 33 can also be a rivet; and, in the actual manufacturing process, the first through hole 311 and the second through hole 321 can also be processed into The screw hole, the fastener 33 can realize the fixed connection of the base 31 and the connection base 32 only by using screws, studs or bolts.
  • the drawbar base 3 is a split structure and is composed of a detachably connected connecting base 32 and a base 31, the drawbar base 3 has a certain structural strength and can meet normal use; however, since the connecting base 32 and the base 31 The connection between the base 31 and the connection base 32 will be less than the structural strength of the base 31 or the connection base 32 itself.
  • connection base 32 and the base 31 forms the rod base 3 Weak point, therefore, during the collision of the bogie 2, due to the fixed connection between the bogie 2 and the tie rod seat 3, the bogie 2 will transfer the collision energy to the tie rod seat 3 through the tie rod 21 and the frame body 22, when the collision energy When it is larger, the connection between the connection base 32 and the base 31 will be destroyed by the impact energy, so that the connection base 32 is detached from the base 31 to prevent the collision energy of the bogie 2 from being transmitted through the tie rod base 3 Go to the car body 1 and deform or damage the car body 1 to realize the protection of the car body 1, thereby ensuring the safety of people or objects in the car body, minimizing the collision loss, and improving the safety of the rail vehicle; At the same time, because the connecting base 32 and the base 31 are detachable connecting structures, it is easy to repair or replace after the connecting base 32 is deformed or damaged. The use of the above-mentioned rod base 3 can also reduce the difficulty of later maintenance.
  • the drawbar seat 3 has a certain structural strength under normal circumstances, which can ensure normal use.
  • the drawbar seat 32 will be detached from the base 31 to prevent the collision energy from being transmitted to the vehicle body 1 through the drawbar seat 3
  • the vehicle body 1 is deformed or damaged, thereby protecting the vehicle body 1 to improve the safety of the entire vehicle and reduce the difficulty of later maintenance.
  • connection structure of the connection base 32 includes an oblong hole 323 provided on one side of the connection base 32 and a mounting hole 324 provided on the bottom of the connection base 32, the oblong hole
  • the length extension direction of 323 coincides with the vertical direction.
  • the oblong hole 323 is used to limit one end of the frame body 22 in the bogie 2 so that one end of the frame body 22 can slide up and down in the oblong hole 323 in the vertical direction; the mounting hole 324 is used One end of the rod 21 of the bogie 2 is fixedly connected to the connecting base 32.
  • the tie rod seat 3 provided with the above connection structure When the tie rod seat 3 provided with the above connection structure is used in the vehicle body 1, during the collision, the tie rod 21 of the bogie 2 and the connection seat 32 can absorb a part of the collision energy during the process of destruction and failure, and then The frame body 22 of the bogie 2 collides with the oblong hole 323 of the tie rod base 3 to further absorb energy, thereby protecting the vehicle body from the impact of deformation; at the same time, since the connecting seat 32 can be disassembled through the fastener 33 after deformation and damage , To facilitate the maintenance of later rail vehicles.
  • the mounting hole 324 may be a through hole or a screw hole, and the axis of the mounting hole 324 is perpendicular to the lengthwise extension direction of the oblong hole 323.
  • the bottom of the connecting base 32 is provided with four mounting holes 324 distributed in an array.
  • the mounting hole 324 is used to install the tie rod 21 of the bogie 2.
  • a fastener 33 such as a bolt 331 or a screw can pass through the mounting hole 324 of the connecting seat 32 to fix one end of the tie rod 21 to the connection The bottom of the seat 32.
  • the base 31 is provided with a plurality of first through holes 311 in the circumferential direction;
  • the connecting base 32 is provided with second through holes 321 corresponding to the first through holes 311 one by one;
  • Fasteners 33 are inserted through the first through holes 311 and the second through holes 321, and the fasteners 33 are used to achieve a fixed connection between the base 31 and the connecting base 32.
  • the fastener 33 is a bolt 331 and a nut 332.
  • the fastener 33 may also be a rivet or a stud.
  • the bottom of the base 31 is provided with positioning protrusions 312, and the connecting base 32 is provided with the positioning protrusions 312.
  • the base 31 is sleeved on the outer side of the connecting base 32, and the positioning protrusion 312 and the positioning groove 322 are in shape fit.
  • the positioning protrusion 312 may be a rectangular parallelepiped in FIG. 1 or a protrusion structure of other shapes; the positioning groove 322 is adapted to the shape of the positioning protrusion 312, and the connecting base 32 shown in FIG.
  • the positioning groove 322 matched with the positioning protrusion 312, so that when the positioning protrusion 312 is assembled in the positioning groove 322, the assembly between the base 31 and the connecting base 32 can be guided and quickly aligned, which is beneficial to The assembly efficiency is improved, and at the same time, the connection strength between the base 31 and the connection base 32 is also improved.
  • the connecting base 32 is also provided with a reinforcing rib 325 for improving the structural strength.
  • the connecting base 32 is provided with reinforcement ribs and plate-type reinforcement ribs in a semi-enclosed form.
  • the lever base 3 provided in the above embodiment can ensure that the lever base 3 has a certain structural strength and meets the requirements for normal use.
  • the lever base 3 The connecting seat 32 connected to the bogie 2 can be destroyed during the absorption of part of the collision energy and detached from the base 31 to prevent the collision energy of the bogie 2 from being transmitted to the vehicle body 1 through the tie rod seat 3 to cause the car
  • the body 1 is deformed or damaged, so as to ensure the safety of the people or articles in the vehicle body 1 and minimize the collision loss. Therefore, the safety of the rail vehicle can be improved.
  • An embodiment of the present application further provides a vehicle body 1.
  • the vehicle body 1 includes a side beam 11, and further includes any kind of tie rod seat 3 provided in the foregoing embodiment.
  • the base 31 is fixedly connected to the side beam 11.
  • the car body 1 may be an end chassis portion, and a bottom of the side beam 11 of the end chassis is provided with a tie rod seat 3, as shown in the structure of FIGS. 5, 6 and 7, the tie rod seat 3 may be connected to the top surface of the base 31 by welding
  • the bogie 2 is installed at the bottom of the vehicle body 1, and the tie rod 21 and the frame body 22 are installed in the tie rod seat 3 to implement the installation of the bogie 2.
  • the embodiment of the present application also provides a rail vehicle, which includes a bogie 2 and a vehicle body 1 as provided in the above embodiment.
  • the tie rod 21 of the bogie 2 is fixedly connected to the connection structure of the connection base 32, and the steering
  • the frame body 22 of the frame 2 is movably connected to the connection structure; as shown in the structure of FIG.
  • the bogie 2 is installed at the bottom of the vehicle body 1, and the bogie 2 includes a tie rod 21 and a frame body 22, and one end of the tie rod 21 passes through a bolt 331 and a nut 332 is fixedly connected to the connecting base 32 of the rod base 3, and one end of the frame body 22 is movably connected to the connecting base 32 through a pin shaft penetrated in the oblong hole 323, and the pin shaft can slide up and down in the oblong hole 323.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Dampers (AREA)

Abstract

L'invention concerne une base de tige de traction (3), un corps de véhicule (1) et un véhicule ferroviaire, la base de tige de traction (3) comprenant une base (31) et une base de connexion (32), la base (31) étant utilisée pour une connexion fixe à la carrosserie de véhicule (1), la partie supérieure de la base de connexion (32) étant reliée de façon détachable à la partie inférieure de la base (31), et la base de connexion (32) étant pourvue d'une structure de connexion utilisée pour monter un bogie.
PCT/CN2019/094162 2018-11-23 2019-07-01 Base de tige de traction, carrosserie de véhicule et véhicule ferroviaire WO2020103461A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811406169.1A CN111216755B (zh) 2018-11-23 2018-11-23 一种拉杆座、车体及轨道车辆
CN201811406169.1 2018-11-23

Publications (1)

Publication Number Publication Date
WO2020103461A1 true WO2020103461A1 (fr) 2020-05-28

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Application Number Title Priority Date Filing Date
PCT/CN2019/094162 WO2020103461A1 (fr) 2018-11-23 2019-07-01 Base de tige de traction, carrosserie de véhicule et véhicule ferroviaire

Country Status (2)

Country Link
CN (1) CN111216755B (fr)
WO (1) WO2020103461A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111590266B (zh) * 2020-06-19 2021-10-15 广州电力机车有限公司 一种矿车拉杆座焊接维修方法

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JPH01237259A (ja) * 1988-03-18 1989-09-21 Hitachi Ltd 鉄道車両用台車の車体支持装置
JP2001260879A (ja) * 2000-03-17 2001-09-26 Tokai Rubber Ind Ltd 鉄道車両の振動低減装置
JP2002249042A (ja) * 2001-02-27 2002-09-03 East Japan Railway Co 鉄道車両用ボルスタレス台車の牽引装置
CN105438208A (zh) * 2015-12-20 2016-03-30 金鹰重型工程机械有限公司 一种轨道车连接装置

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CN201619582U (zh) * 2009-12-01 2010-11-03 青岛四方庞巴迪铁路运输设备有限公司 单拉杆牵引装置
CN102490753B (zh) * 2011-12-23 2017-06-09 中车山东机车车辆有限公司 铁路货车转向架的牵引拉杆装置
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CN206187036U (zh) * 2016-05-21 2017-05-24 中车青岛四方机车车辆股份有限公司 一种低地板轨道车辆转向架牵引拉杆
CN205930746U (zh) * 2016-06-21 2017-02-08 中车唐山机车车辆有限公司 转向架
CN106184269B (zh) * 2016-08-15 2019-04-30 中车唐山机车车辆有限公司 中央牵引装置、转向架及轨道车辆
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Publication number Priority date Publication date Assignee Title
JPH01237259A (ja) * 1988-03-18 1989-09-21 Hitachi Ltd 鉄道車両用台車の車体支持装置
JP2001260879A (ja) * 2000-03-17 2001-09-26 Tokai Rubber Ind Ltd 鉄道車両の振動低減装置
JP2002249042A (ja) * 2001-02-27 2002-09-03 East Japan Railway Co 鉄道車両用ボルスタレス台車の牽引装置
CN105438208A (zh) * 2015-12-20 2016-03-30 金鹰重型工程机械有限公司 一种轨道车连接装置

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CN111216755A (zh) 2020-06-02

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