CN115352481B - Railway vehicle bogie - Google Patents
Railway vehicle bogie Download PDFInfo
- Publication number
- CN115352481B CN115352481B CN202211064224.XA CN202211064224A CN115352481B CN 115352481 B CN115352481 B CN 115352481B CN 202211064224 A CN202211064224 A CN 202211064224A CN 115352481 B CN115352481 B CN 115352481B
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- Prior art keywords
- elastic belt
- railway vehicle
- assembly
- pulling
- mounting part
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- 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.)
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- 238000003825 pressing Methods 0.000 claims abstract description 29
- 238000005096 rolling process Methods 0.000 claims abstract description 28
- 230000000712 assembly Effects 0.000 claims abstract description 21
- 238000000429 assembly Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 8
- 238000013016 damping Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000006563 Carroll rearrangement reaction Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- 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
- B61F5/22—Guiding of the vehicle underframes with respect to the bogies
- B61F5/24—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes
- B61F5/245—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes by active damping, i.e. with means to vary the damping characteristics in accordance with track or vehicle induced reactions, especially in high speed mode
-
- 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
- B61F5/52—Bogie frames
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a railway vehicle bogie, which comprises a framework, wherein the framework comprises two framework side beams; at least one end part of the side beam of the framework is provided with an anti-rolling device, and the anti-rolling device comprises an elastic belt assembly, two tension and compression assemblies and two mounting seat assemblies; the elastic belt assembly comprises an elastic belt, two ends of the elastic belt are respectively connected with the end parts of the side beams of the framework through the mounting seat assembly, and the elastic belt is in a tensioning state; the two pulling and pressing assemblies are symmetrically arranged on two sides of the axial line of the railway vehicle along the length direction respectively, and the tops of the pulling and pressing assemblies are connected with a chassis of the railway vehicle body; when the railway vehicle runs normally, the lower parts of the two pulling and pressing assemblies are in contact or clearance fit with the elastic belt; when the rail vehicle rolls sideways, the lower parts of the two pulling and pressing assemblies are abutted against the elastic belt, and the elastic belt is stretched. The anti-rolling device is arranged at the end part of the framework side beam with a relatively wide space, and is less restricted by the space; when the car body rolls sideways, the car body is helped to restore balance by the retraction elasticity of the elastic belt.
Description
Technical Field
The utility model belongs to the technical field of rail transit vehicles, and particularly relates to a rail transit vehicle bogie.
Background
At present, most urban rail and motor train unit vehicles adopt a structural form of a secondary air spring matched side rolling resistance device, and the common structure of the side rolling resistance device adopts a rod piece. The chassis or bogie of the car body is provided with a bearing seat, a transverse torsion bar and two vertical tension rods are arranged, and two ends of the torsion bar are matched with the bearing seat. The anti-roll device has the following problems: the movable joints such as bearing joints are frequently worn and stuck, and abnormal sound occurs; the anti-rolling device needs to be frequently adjusted in height, and is reassembled so as to avoid that the vertical dimension of the tension rod is not matched with the empty height of the vehicle body; the anti-rolling device is generally arranged in the middle of the framework and is greatly restricted by space; the anti-rolling device is of a fixed rigidity structure, and rigidity is not easy to adjust.
Chinese patent application publication No. CN205801119U discloses an integral railway vehicle anti-rolling torsion bar composition, comprising a curved torsion bar shaft, a mounting seat, a vertical connecting rod, a rubber ball hinge and a connecting rod connecting seat; the bent torsion bar shaft is connected with the vertical connecting rod through a connecting rod connecting seat; the connecting rod connecting seat is internally provided with damping rubber, the connecting rod connecting seat is sleeved at the end part of the bent torsion bar shaft through the damping rubber, the connecting rod connecting seat is provided with a first screw rod, both ends of the vertical connecting rod are provided with internal threads, one end of the vertical connecting rod is connected with the first screw rod, and the other end of the vertical connecting rod is connected with the rubber spherical hinge. The utility model not only can improve the use reliability of the anti-rolling torsion bar, but also solves the problems of difficult processing, insufficient matching reliability, abnormal sound and impact load caused by abrasion after use and the like of the existing integral anti-rolling torsion bar system, reduces the processing cost of parts and improves the safety and comfort of the running process of the vehicle. However, the anti-roll torsion bar of the utility model is still arranged in the middle of the framework and is greatly restricted by space.
Disclosure of Invention
The utility model aims to provide a railway vehicle bogie, wherein an anti-rolling device is arranged at the end part of the bogie frame with a relatively wide space, and when a railway vehicle body rolls sideways, the vehicle body is helped to return to a balance position by the retraction elasticity of an elastic belt.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a railway vehicle truck comprising a frame comprising two frame side beams; the method is characterized in that: at least one end part of the framework side beam is provided with an anti-rolling device, and the anti-rolling device comprises an elastic belt assembly, two tension and compression assemblies and two mounting seat assemblies; the elastic belt assembly comprises an elastic belt, two ends of the elastic belt are respectively connected with the end parts of the side beams of the framework through mounting seat assemblies, and the elastic belt is in a tensioning state; the two pulling and pressing assemblies are symmetrically arranged on two sides of the axial line of the railway vehicle along the length direction respectively, and the tops of the pulling and pressing assemblies are connected with a chassis of the railway vehicle body; when the railway vehicle runs normally, the lower parts of the two pulling and pressing assemblies are in contact or clearance fit with the elastic belt; when the rail vehicle rolls sideways, the lower parts of the two pulling and pressing assemblies are abutted against the elastic belt, and the elastic belt is stretched.
When the body of the railway vehicle normally operates, no interaction force exists between the tension and compression assembly and the elastic belt. When the car body of the railway car rolls sideways, if the car body rolls sideways to the left side, the car body on the left side descends, and the tension and compression assembly on the left side of the car body drives the elastic belt to move downwards; the right side car body rises, and the pulling and pressing assembly on the right side of the car body drives the elastic belt to move upwards. The elastic belt is stretched and generates retraction elastic force, the pulling and pressing assembly on the left side of the car body is subjected to upward retraction elastic force, the pulling and pressing assembly on the right side of the car body is subjected to downward retraction elastic force, and the retraction elastic force on the left side and the right side helps the car body to restore to a balance position so that the car body can normally run. And the retraction elasticity of the elastic belt can be improved along with the deepening of the side rolling degree, so that the vehicle is more favorable for recovering the vehicle, and the side rolling resistance is better. The anti-rolling device is arranged at the end part of the side beam of the bogie frame with a relatively wide space, and is less restricted by the space.
According to the embodiment of the utility model, the utility model can be further optimized, and the following technical scheme is formed after the optimization:
specifically, the pulling and pressing assembly comprises an upper roller, a lower roller and two connecting rods; the upper roller and the lower roller are longitudinally arranged in parallel and are arranged between the two connecting rods; the elastic belt is arranged between the upper roller and the lower roller and is in clearance fit with the upper roller and the lower roller; the bottom of the connecting rod is connected with the ends of the upper roller and the lower roller, and the top of the connecting rod is vertically connected with the underframe of the car body. When the car body rolls sideways, the upper roller or the lower roller in the pulling and pressing assembly is respectively abutted against the elastic belt, so that the elastic belt is stretched, and meanwhile, the upper roller and the lower roller rotate. After the elastic belt is stretched, the retraction elasticity of the elastic belt is transmitted to the car body through the tension and compression assembly, and the car body is helped to restore to the balance position. When the upper roller and the lower roller are in contact with the elastic belt, the up-down vibration of the elastic belt can provide partial damping, and the anti-side rolling performance of the railway vehicle is improved.
For easy installation and adjustment, it is preferable that the elastic band is detachably and fixedly connected with the mounting seat assembly.
Specifically, the elastic band assembly further comprises two connecting seats and two clamping ends, two ends of the elastic band are connected with the connecting seats through the clamping ends, and the connecting seats are connected with the mounting seat assembly. The two ends of the elastic belt are respectively fastened through the clamping ends, so that the elastic belt is convenient to fix.
Specifically, the mounting seat assembly comprises a first mounting part and a second mounting part, wherein the first mounting part and the second mounting part are vertically arranged, and the cross section of the mounting seat is T-shaped; the first mounting part is connected with the end part of the framework side beam, and the second mounting part is connected with the connecting seat through a fastener.
Preferably, the connecting seat is arranged at the outer side of the second installation part, the clamping end head penetrates through the second installation part, and one or more adjusting gaskets are arranged between the second installation part and the connecting seat. The distance between the two second installation parts is fixed, and the initial length of the elastic belt is influenced by adjusting the thickness or the number of the gaskets between the second installation parts and the connecting seat, so that the initial rigidity of the anti-rolling device is adjusted.
Specifically, one or more reinforcing ribs are arranged between the first mounting part and the second mounting part for reinforcement.
Preferably, the elastic band is in a straight shape. Because the elastic belt is a flexible body, the elastic belt can be arranged in a straight shape according to the arrangement of the bogie in the structure.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the railway vehicle bogie disclosed by the utility model, the anti-rolling device is arranged at the end part of the side beam of the bogie frame with a relatively wide space, and the space constraint is relatively small.
2. According to the railway vehicle bogie, when the vehicle body rolls sideways, the vehicle body is helped to restore to the balance position by the retraction elasticity of the elastic belt; and the retraction elasticity of the elastic belt can be improved along with the deepening of the side rolling degree, thereby being more beneficial to the recovery of vehicles and having better side rolling resistance.
3. When the upper roller and the lower roller in the bogie of the railway vehicle are contacted with the elastic belt, the up-and-down vibration of the elastic belt can provide partial damping, and the anti-side rolling performance of the railway vehicle is improved.
4. The distance between the two second installation parts in the railway vehicle bogie is fixed, and the initial rigidity of the anti-rolling device is adjusted by adjusting the thickness or the number of the gaskets between the second installation parts and the connecting seat to influence the initial length of the elastic belt.
Drawings
FIG. 1 is a schematic diagram of a connection structure of an anti-rollback apparatus of a railway vehicle truck according to the present utility model;
FIG. 2 is a schematic view of the connection between the anti-roll device of FIG. 1 and the rail vehicle body;
FIG. 3 is a schematic diagram of the front view of FIG. 2;
FIG. 4 is a schematic view of the connection structure of the elastic belt and the tension and compression assembly in FIG. 2;
FIG. 5 is a schematic view of the pulling and pressing assembly shown in FIG. 1;
FIG. 6 is a schematic view of the mounting assembly of FIG. 1;
FIG. 7 is a schematic view of the elastic belt assembly of FIG. 1;
FIG. 8 is a schematic view of the connection between the mount assembly and the elastic band assembly of FIG. 1;
fig. 9 is a schematic diagram of a stress structure of the anti-roll device when the railway vehicle body rolls sideways in fig. 1.
In the figure: 1-a pulling and pressing assembly; 11-upper rollers; 12-lower rollers; 13-connecting rods; 14-rotating shaft; a 2-elastic belt assembly; 21-an elastic belt; 22-connecting seats; 23-clamping the end head; 3-frame side beams; 4-a mount assembly; 41-a first mounting portion; 42-a second mounting portion; 43-reinforcing ribs; 5-a vehicle body underframe; 6-adjusting the gasket.
Detailed Description
The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. For convenience of description, the words "upper", "lower", "left" and "right" are used hereinafter to denote only the directions corresponding to the upper, lower, left, and right directions of the drawings, and do not limit the structure.
As shown in fig. 1 and 2, a railway vehicle bogie comprises a frame comprising two frame side beams 3. One end of the frame side member 3 is provided with an anti-roll device comprising an elastic band assembly 2, two tension and compression assemblies 1 and two mount assemblies 4. The elastic band assembly 2 comprises an elastic band 21, two ends of the elastic band 21 are respectively connected with the ends of the frame side beam 3 through the mounting seat assembly 4, and the elastic band 21 is in a tensioning state. The elastic belt 21 is in a straight shape, and the elastic belt 21 is made of rubber materials. The two pulling and pressing assemblies 1 are symmetrically arranged on two sides of the longitudinal axis of the railway vehicle respectively and are close to the mounting seat assembly 4 respectively. The top of the pulling and pressing assembly 1 is connected with a car body underframe 5 of the railway car, and the lower part of the pulling and pressing assembly 1 is used for stretching the elastic belt 21.
As shown in fig. 5, the pulling and pressing assembly 1 comprises an upper roller 11, a lower roller 12 and two connecting rods 13, wherein both connecting rods 13 are made of steel pipes with the diameter of 20 mm. The upper roller 11 and the lower roller 12 are arranged in parallel, and are arranged between the two connecting rods 13. The upper roller 11 and the lower roller 12 are respectively provided with a rotating shaft 14, two ends of the rotating shaft 14 are respectively connected, and the upper roller 11 and the lower roller 12 can respectively rotate around the rotating shafts 14. As shown in fig. 3 and 5, the bottom of the connecting rod 13 is connected with the rotating shaft 14, and the top is vertically connected with the chassis 5 of the vehicle body. As shown in fig. 4, the elastic belt 21 is disposed between the upper roller 11 and the lower roller 12, and is in clearance fit with the upper roller 11 and the lower roller 12. As shown in fig. 6, the mounting seat assembly 4 includes a first mounting portion 41 and a second mounting portion 42, the first mounting portion 41 and the second mounting portion 42 are vertically disposed, a cross section of the mounting seat assembly 4 is T-shaped, and two sides of a joint between the first mounting portion 41 and the second mounting portion 42 are respectively provided with two reinforcing ribs 43 for reinforcement. As shown in fig. 1, the first mounting portion 41 is connected to an end portion of the frame side member 3. As shown in fig. 7, the elastic band assembly 2 further includes two connection seats 22 and two clamping ends 23, and both ends of the elastic band 21 are connected to the connection seats 22 through the clamping ends 23. As shown in fig. 8, the clamping head 23 penetrates the second mounting portion 42, and the connection seat 22 is disposed outside the second mounting portion 42. An adjusting gasket 6 is arranged between the second mounting part 42 and the connecting seat 22, and the second mounting part 42 is connected with the connecting seat 22 through a fastener.
As shown in fig. 9, when the vehicle body rolls to the left, the left vehicle body moves downward and the right vehicle body moves upward. The upper roller 11 in the pulling and pressing assembly 1 positioned at the left side of the vehicle body is abutted against the elastic belt 21 and rotates around the rotating shaft 14, the lower roller 12 in the pulling and pressing assembly 1 positioned at the right side of the vehicle body is abutted against the elastic belt 21 and rotates around the rotating shaft 14, and the elastic belt 21 is stretched. The retraction elasticity of the elastic belt 21 enables the pulling and pressing assembly 1 positioned at the left side of the vehicle body to be subjected to upward acting force, the retraction elasticity of the elastic belt 21 enables the pulling and pressing assembly 1 positioned at the right side of the vehicle body to be subjected to downward acting force, and the pulling and pressing assemblies 1 positioned at the left side and the right side of the vehicle body help the vehicle body to restore to the balance position. In addition, the retraction elasticity of the elastic belt 21 can be improved along with the deepening of the side rolling degree, so that the vehicle is more beneficial to recovery and the side rolling resistance is better. When the upper roller 11 and the lower roller 12 are in contact with the elastic belt 21, the up-and-down vibration of the elastic belt 21 can provide partial damping, improving the roll resistance of the railway vehicle. The distance between the two second mounting portions 42 is constant, and the initial rigidity of the anti-roll device is adjusted by adjusting the thickness or number of the adjustment shims 6 to affect the initial length of the elastic band 21.
The foregoing examples are set forth in order to provide a more thorough description of the present utility model, and are not intended to limit the scope of the utility model, since modifications of the present utility model, in which equivalents thereof will occur to persons skilled in the art upon reading the present utility model, are intended to fall within the scope of the utility model as defined by the appended claims.
Claims (7)
1. A railway vehicle bogie comprising a frame comprising two frame side beams (3); the method is characterized in that: at least one end part of the framework side beam (3) is provided with an anti-rolling device, the anti-rolling device comprises an elastic belt assembly (2), two pulling and pressing assemblies (1) and two mounting seat assemblies (4), and the two pulling and pressing assemblies (1) are symmetrically arranged on two sides of the axial line of the railway vehicle along the length direction respectively;
the elastic belt assembly (2) comprises an elastic belt (21), two ends of the elastic belt (21) are respectively connected with the end parts of the framework side beams (3) through mounting seat assemblies (4), and the elastic belt (21) is in a tensioning state;
the pulling and pressing assembly (1) comprises an upper roller (11), a lower roller (12) and two connecting rods (13), wherein the upper roller (11) and the lower roller (12) are longitudinally arranged in parallel, and are arranged between the two connecting rods (13), and the elastic belt (21) is arranged between the upper roller (11) and the lower roller (12);
the bottom of the connecting rod (13) is connected with the ends of the upper roller (11) and the lower roller (12), and the top of the connecting rod is vertically connected with the vehicle underframe (5);
when the railway vehicle runs normally, the upper roller (11) and the lower roller (12) are in contact or clearance fit with the elastic belt (21); when the rail vehicle rolls sideways, the upper roller (11) of the one-side pulling and pressing assembly (1) and the lower roller (12) of the other-side pulling and pressing assembly (1) are abutted against the elastic belt (21) and stretch the elastic belt (21).
2. The railway vehicle truck as in claim 1, wherein: the elastic belt (21) is detachably and fixedly connected with the mounting seat assembly (4).
3. The railway vehicle truck as in claim 2, wherein: the elastic belt assembly (2) further comprises two connecting seats (22) and two clamping ends (23), two ends of the elastic belt (21) are connected with the connecting seats (22) through the clamping ends (23), and the connecting seats (22) are connected with the mounting seat assembly (4).
4. A railway vehicle truck as in claim 3, wherein: the mounting seat assembly (4) comprises a first mounting part (41) and a second mounting part (42), wherein the first mounting part (41) and the second mounting part (42) are vertically arranged, and the cross section of the mounting seat assembly (4) is T-shaped; the first mounting part (41) is connected with the end part of the framework side beam (3), and the second mounting part (42) is connected with the connecting seat (22) through a fastener.
5. The railway vehicle truck as in claim 4, wherein: the connecting seat (22) is arranged on the outer side of the second mounting part (42), the clamping end head (23) penetrates through the second mounting part (42), and one or more adjusting gaskets (6) are arranged between the second mounting part (42) and the connecting seat (22).
6. The railway vehicle truck as in claim 4, wherein: one or more reinforcing ribs (43) are arranged between the first mounting part (41) and the second mounting part (42) for reinforcement.
7. The railway vehicle truck as in claim 1, wherein: the elastic belt (21) is in a straight shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211064224.XA CN115352481B (en) | 2022-09-01 | 2022-09-01 | Railway vehicle bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211064224.XA CN115352481B (en) | 2022-09-01 | 2022-09-01 | Railway vehicle bogie |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115352481A CN115352481A (en) | 2022-11-18 |
| CN115352481B true CN115352481B (en) | 2023-12-08 |
Family
ID=84004248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211064224.XA Active CN115352481B (en) | 2022-09-01 | 2022-09-01 | Railway vehicle bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115352481B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108082203A (en) * | 2017-12-14 | 2018-05-29 | 中车株洲电力机车有限公司 | A kind of anti-rolling device and its mounting structure |
| CN208291239U (en) * | 2018-03-30 | 2018-12-28 | 比亚迪股份有限公司 | The bogie and rail vehicle and Rail Transit System of rail vehicle |
| CN109466580A (en) * | 2017-09-08 | 2019-03-15 | 比亚迪股份有限公司 | The embedded bogie of self-deflection and railcar |
| CN110155106A (en) * | 2018-05-21 | 2019-08-23 | 比亚迪股份有限公司 | Anti-side-turning device, bogie, rail vehicle and Rail Transit System |
| CN110884519A (en) * | 2019-12-05 | 2020-03-17 | 太原科技大学 | Transverse stabilizing device for railway vehicle |
| CN112810651A (en) * | 2021-01-14 | 2021-05-18 | 中车长春轨道客车股份有限公司 | Anti-rolling device of railway vehicle and control method thereof |
| CN214001656U (en) * | 2020-09-16 | 2021-08-20 | 北京天仁道和新材料有限公司 | Carbon fiber composite anti-side rolling torsion bar |
-
2022
- 2022-09-01 CN CN202211064224.XA patent/CN115352481B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466580A (en) * | 2017-09-08 | 2019-03-15 | 比亚迪股份有限公司 | The embedded bogie of self-deflection and railcar |
| CN108082203A (en) * | 2017-12-14 | 2018-05-29 | 中车株洲电力机车有限公司 | A kind of anti-rolling device and its mounting structure |
| CN208291239U (en) * | 2018-03-30 | 2018-12-28 | 比亚迪股份有限公司 | The bogie and rail vehicle and Rail Transit System of rail vehicle |
| CN110155106A (en) * | 2018-05-21 | 2019-08-23 | 比亚迪股份有限公司 | Anti-side-turning device, bogie, rail vehicle and Rail Transit System |
| CN110884519A (en) * | 2019-12-05 | 2020-03-17 | 太原科技大学 | Transverse stabilizing device for railway vehicle |
| CN214001656U (en) * | 2020-09-16 | 2021-08-20 | 北京天仁道和新材料有限公司 | Carbon fiber composite anti-side rolling torsion bar |
| CN112810651A (en) * | 2021-01-14 | 2021-05-18 | 中车长春轨道客车股份有限公司 | Anti-rolling device of railway vehicle and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115352481A (en) | 2022-11-18 |
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