CN118072584B - Rail transit train simulation vehicle - Google Patents
Rail transit train simulation vehicle Download PDFInfo
- Publication number
- CN118072584B CN118072584B CN202410459757.0A CN202410459757A CN118072584B CN 118072584 B CN118072584 B CN 118072584B CN 202410459757 A CN202410459757 A CN 202410459757A CN 118072584 B CN118072584 B CN 118072584B
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- module
- carriage
- rail transit
- bogie
- driving
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- 238000004088 simulation Methods 0.000 title claims abstract description 29
- 238000005299 abrasion Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000004378 air conditioning Methods 0.000 claims description 6
- 241001669679 Eleotris Species 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 6
- 238000012549 training Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a rail transit train simulation vehicle, and relates to the technical field of practical training teaching of rail transit industry. The universal swing bolster in the technical scheme adopts a detachable modularized design, can be quickly assembled on a simulated vehicle bottom plate, and can correspond to real or simulated bogie modules of different models; the swing bolster is fixed on a car body bottom plate through the left and right side fixing notches by high-strength connecting bolts, and the bogie is fixed on the universal swing bolster through a traction center pin; when the service needs to replace the bogies with different models, the service can be quickly and perfectly matched only by replacing the universal swing bolster so that the mobile train is kept unchanged; in addition, the simulated vehicle of the technical scheme can be flexibly configured according to different teaching task targets by arranging a plurality of groups of teaching modules.
Description
Technical Field
The invention belongs to the technical field of practical training teaching of rail transit industry, and particularly relates to a rail transit train simulation vehicle.
Background
Along with the development of national rail transit, subways are used as important transportation means for people to travel daily and are rapidly built in all regions of the country. The subway is opened, so that people travel more and more conveniently and quickly and are environment-friendly, and related matched occupational teaching disciplines are induced to grow at the same time, and the subway becomes an indispensable part of the rail transit industry. The teaching discipline relates to operation and driving operation (manual manned/full-automatic unmanned), electromechanical maintenance and the like, and a universal train simulation vehicle platform is needed to realize teaching.
Disclosure of Invention
The invention aims to provide a rail transit train simulation vehicle, which realizes teaching tasks of operation and driving operation (manual manned/full-automatic unmanned), electromechanical overhaul and the like in the teaching discipline of rail transit industry.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a rail transit train simulation vehicle, which comprises a simulation carriage, a bottom plate and a steering assembly, wherein the steering assembly comprises a motor car bogie module and a trailer bogie module, the upper surface of the bottom plate is welded and fixed with the simulation carriage, the motor car bogie module and the trailer bogie module have the same structure, and universal swing bolster is bolted and fixed on the upper surfaces of the motor car bogie module and the trailer bogie module; the lower surface of the bottom plate is fixedly bolted with the universal swing bolster;
The universal swing bolster is of an integrated casting structure and comprises a bolster frame, a heart plate abrasion plate and a side fixing plate, wherein two opposite ends of the bolster frame are fixedly connected with the side fixing plate respectively; the center plate abrasion plate is arranged at the center of the pillow frame; a plurality of fastening bolts are arranged between the sleeper frame and the motor car bogie module as well as between the sleeper frame and the trailer bogie module, and are symmetrically distributed on two opposite sides of the heart plate grinding disc; the surface of the side fixing plate is provided with a fixing notch, wherein the fixing notch is of an arc notch structure; by combining the structure, the universal swing bolster in the technical scheme adopts a detachable modularized design, can be quickly assembled on a simulated vehicle bottom plate, and can correspond to real or simulated bogie modules of different models; as the specifications and the models of the domestic bogies are various, the installation sizes are not uniform, and the universal swing bolster matching for plate making is designed to meet the requirement that bogies of different models can be assembled on a chassis of a mobile train; the swing bolster is fixed on a car body bottom plate through the left and right side fixing notches by high-strength connecting bolts, and the bogie is fixed on the universal swing bolster through a traction center pin; when the service needs to replace the bogies of different models, the service can be quickly and perfectly matched only by replacing the universal swing bolster, so that the mobile train is kept unchanged.
Further, the simulated carriage comprises a movable carriage and a trailer carriage, which are welded and fixed and communicated with each other; the top of the simulated carriage is provided with a roof air-conditioning module and a pantograph module, wherein the pantograph module is an electric connection mechanism of the simulated carriage; a plurality of car door modules are arranged on two opposite side surfaces of the simulated carriage, and full-automatic tight-lock car coupler modules are welded and fixed at two opposite ends of the simulated carriage; the full-automatic tight-lock car coupler module, the car door module and the roof air conditioner module are electrically connected with the pantograph module; a traction control module is fixedly bolted between the bottom plates of the movable carriage and the trailer carriage, wherein the traction control module is electrically connected with the pantograph module; the interior of the movable carriage comprises a driving control room and a passenger room, and a temporary partition door is welded between the driving control room and the passenger room; a plurality of electrical cabinets under seats are arranged between the simulated carriage and the bottom plate, and the electrical cabinets under seats are arranged inside the trailer carriage and the passenger cabin; the inner surface of the driving control room is fixedly connected with a driving platform module and a driving control cabinet in a bolting way, wherein the driving control cabinet is distributed on two opposite sides, close to the temporary partition door, of the driving control room; the driving platform module is arranged at the head part of the driving control room and is electrically connected with the driving control cabinet; the driving platform module comprises a manual driving platform and a full-automatic driving platform, and a control switch is electrically connected between the manual driving platform and the full-automatic driving platform, wherein the control switch is arranged in the driving control cabinet; the full-automatic driving platform is electrically connected with the electrical cabinet below the seat; the driver's desk module is convenient to assemble and disassemble by adopting a modularized design, and can be rapidly switched according to different vehicle types and control systems; the driving control cabinet comprises a manual driving module and an unmanned driving module, wherein the working states of the manual driving module and the unmanned driving module are mutually independent and are connected in parallel inside a control circuit of the simulated vehicle system; by combining the structure, the simulated vehicle of the technical scheme comprises a manual driving platform, a full-automatic driving platform, a trailer bogie module, a motor car bogie module, a car door module, a roof air conditioner module, a pantograph module, a traction control module, a brake control module and a full-automatic tight-lock coupler module, and further comprises an obstacle radar detection module and an in-car PIS control and overhaul module, and can be flexibly configured according to different teaching task targets.
Further, the motor car bogie module and the trailer bogie module both comprise traction center pins and side frames, wherein two opposite side surfaces of the traction center pins are respectively welded and fixed with one side frame; a wheel pair group and a brake control module are arranged between the two opposite side frames, wherein the brake control module is matched with the wheel pair group; the surface of the side frame is fixedly provided with a rolling bearing, and the wheel shaft of the wheel set group is connected with a rolling bearing rotating shaft; the traction center pin and the center plate grinding disc are fixedly bolted through a plurality of fastening bolts; and a sleeper spring vibration reduction mechanism is fixedly connected between the side frame and the side fixing disc in a bolting way.
The invention has the following beneficial effects:
the universal swing bolster in the technical scheme adopts a detachable modularized design, can be quickly assembled on a simulated vehicle bottom plate, and can correspond to real or simulated bogie modules of different models; as the specifications and the models of the domestic bogies are various, the installation sizes are not uniform, and the universal swing bolster matching for plate making is designed to meet the requirement that bogies of different models can be assembled on a chassis of a mobile train; the swing bolster is fixed on a car body bottom plate through the left and right side fixing notches by high-strength connecting bolts, and the bogie is fixed on the universal swing bolster through a traction center pin; when the service needs to replace the bogies with different models, the service can be quickly and perfectly matched only by replacing the universal swing bolster so that the mobile train is kept unchanged;
In addition, the simulated vehicle of the technical scheme comprises a manual driving platform, a full-automatic driving platform, a trailer bogie module, a motor car bogie module, a car door module, a car roof air conditioner module, a pantograph module, a traction control module, a brake control module and a full-automatic tight coupler module, and further comprises an obstacle radar detection module and an in-car PIS control and overhaul module, and can be flexibly configured according to different teaching task targets.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a rail transit train simulation vehicle of the present invention;
FIG. 2 is an internal block diagram of a rail transit train simulation vehicle of the present invention;
FIG. 3 is a structural diagram of a cab module;
FIG. 4 is a top view of the universal bolster;
FIG. 5 is a schematic illustration of the installation of a truck with a universal bolster.
In the drawings, the list of components represented by the various numbers is as follows:
1. simulating a carriage; 2. a door module; 3. a roof air conditioning module; 4. a pantograph module; 5. a bottom plate; 6. a full-automatic tight-lock coupler module; 7. a motor car bogie module; 8. a traction control module; 9. a brake control module; 10. a trailer bogie module; 11. a driver's stand module; 12. a driving control cabinet; 13. a temporary partition door; 14. an electrical cabinet under the seat; 15. a universal swing bolster; 16. a driving control room; 17. a side frame; 18. a wheel set group; 19. a rolling bearing; 20. a manual driving platform; 21. full-automatic driving platform; 22. grinding the heart plate to consume the plate; 23. a fastening bolt; 24. a side fixing plate; 25. a fixed notch; 26. a pillow frame; 27. traction center pin; 28. a pillow spring vibration damping mechanism.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-5, the invention discloses a rail transit train simulation vehicle, which comprises a simulation carriage 1, a bottom plate 5 and a steering assembly, wherein the steering assembly comprises a motor car bogie module 7 and a trailer bogie module 10, the upper surface of the bottom plate 5 is welded and fixed with the simulation carriage 1, the motor car bogie module 7 and the trailer bogie module 10 have the same structure, and a universal swing bolster 15 is fixedly bolted to the upper surfaces of the motor car bogie module 7 and the trailer bogie module 10; the lower surface of the bottom plate 5 is bolted and fixed with a universal swing bolster 15;
The universal swing bolster 15 is of an integrated casting structure and comprises a bolster frame 26, a heart plate abrasion plate 22 and a side fixing plate 24, wherein the opposite ends of the bolster frame 26 are respectively fixedly connected with the side fixing plate 24; the center plate abrasion plate 22 is arranged at the center of the pillow frame 26; a plurality of fastening bolts 23 are arranged among the pillow frame 26, the motor car bogie module 7 and the trailer bogie module 10, and the fastening bolts 23 are symmetrically distributed on two opposite sides of the center plate abrasion plate 22; the surface of the side fixing plate 24 is provided with a fixing notch 25, wherein the fixing notch 25 is of an arc notch structure; with the structure, the universal swing bolster 15 in the technical scheme adopts a detachable modularized design, can be quickly assembled on the simulated vehicle bottom plate 5, and can correspond to real or simulated bogie modules of different models; as the specifications and the models of the domestic bogies are various, the installation sizes are not uniform, and the universal swing bolster matching for plate making is designed to meet the requirement that bogies of different models can be assembled on a chassis of a mobile train; the swing bolster is fixed on the car body bottom plate 5 through the left and right side fixing notches by high-strength connecting bolts, and the bogie is fixed on the universal swing bolster 15 through the traction center pin 27; when the service needs to replace the bogies of different models, the service can be quickly and perfectly matched only by replacing the universal swing bolster 15, so that the mobile train is kept unchanged.
Preferably, the simulated carriage 1 comprises a movable carriage and a trailer carriage, which are welded and fixed and communicated with each other; a roof air conditioning module 3 and a pantograph module 4 are arranged at the top of the simulated carriage 1, wherein the pantograph module 4 is an electric connection mechanism of the simulated carriage 1; a plurality of door modules 2 are arranged on two opposite sides of the simulated carriage 1, and full-automatic tight-lock coupler modules 6 are welded and fixed at two opposite ends of the simulated carriage 1; the full-automatic tight-lock coupler module 6, the vehicle door module 2 and the roof air-conditioning module 3 are electrically connected with the pantograph module 4; a traction control module 8 is fixedly connected between the bottom plates 5 of the movable carriage and the trailer carriage in a bolting way, wherein the traction control module 8 is electrically connected with the pantograph module 4; the interior of the movable carriage comprises a driving control room 16 and a passenger cabin, and a temporary partition door 13 is welded between the driving control room and the passenger cabin; a plurality of electrical cabinets 14 under seats are arranged between the simulated carriage 1 and the bottom plate 5, and the electrical cabinets 14 under seats are arranged inside the trailer carriage and the passenger room; the inner surface of the driving control room 16 is fixedly connected with a driving platform module 11 and a driving control cabinet 12 in a bolting way, wherein the driving control cabinet 12 is distributed on two opposite sides, close to the temporary partition door 13, inside the driving control room 16; the driving platform module 11 is arranged at the head part of the driving control room 16, and the driving platform module 11 is electrically connected with the driving control cabinet 12; the driving platform module 11 comprises a manual driving platform 20 and a full-automatic driving platform 21, and a control switch is electrically connected between the manual driving platform 20 and the full-automatic driving platform 21, wherein the control switch is arranged in the driving control cabinet 12; the full-automatic driving platform 21 is electrically connected with the electrical cabinet 14 under the seat; the driver's desk module 11 is convenient to assemble and disassemble by adopting a modularized design, and can be rapidly switched according to different vehicle types and control systems; the driving control cabinet 12 comprises a manual driving module and an unmanned driving module, and the working states of the manual driving module and the unmanned driving module are mutually independent and are connected in parallel inside a control circuit of the simulated vehicle system; in combination with the above structure, the simulated vehicle according to the present technical solution includes the manual driver's cab 20, the full-automatic driver's cab 21, the trailer bogie module 10, the motor car bogie module 7, the door module 2, the roof air conditioner module 3, the pantograph module 4, the traction control module 8, the brake control module 9, the full-automatic tight coupler module 6, and in addition, the simulated vehicle further includes an obstacle radar detection module and an in-car PIS control and maintenance module, which can be flexibly configured according to different teaching task targets.
Preferably, the motor car bogie module 7 and the trailer bogie module 10 each comprise a traction center pin 27 and a side frame 17, wherein opposite side surfaces of the traction center pin 27 are respectively welded and fixed with the side frame 17; a wheel set group 18 and a brake control module 9 are arranged between the two opposite side frames 17, wherein the brake control module 9 is matched with the wheel set group 18; the surface of the side frame 17 is fixedly provided with a rolling bearing 19, and the wheel shaft of the wheel set group 18 is connected with the rolling bearing 19 in a rotating shaft way; the traction center pin 27 and the center plate abrasion plate 22 are fixedly bolted through a plurality of fastening bolts 23; a sleeper spring damping mechanism 28 is bolted and fixed between the side frame 17 and the side fixing plate 24.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (9)
1. The utility model provides a rail transit train emulation vehicle, includes simulation carriage (1), bottom plate (5) and turns to the subassembly, and wherein the subassembly that turns to includes bullet train bogie module (7) and trailer bogie module (10), its characterized in that: the upper surface of the bottom plate (5) is welded and fixed with the simulated carriage (1), the structure of the motor car bogie module (7) is the same as that of the trailer bogie module (10), and the upper surfaces of the motor car bogie module and the trailer bogie module are both fixedly bolted with universal swing bolsters (15); the lower surface of the bottom plate (5) is fixedly bolted with the universal swing bolster (15);
The universal swing bolster (15) is of an integrated casting structure and comprises a bolster frame (26), a heart plate abrasion plate (22) and a side fixing plate (24), wherein two opposite ends of the bolster frame (26) are fixedly connected with the side fixing plate (24) respectively; the heart plate abrasion plate (22) is arranged at the center of the pillow frame (26); a plurality of fastening bolts (23) are arranged among the pillow frame (26), the motor car bogie module (7) and the trailer bogie module (10), and the fastening bolts (23) are symmetrically distributed on two opposite sides of the center plate grinding disc (22); the surface of the side fixing plate (24) is provided with a fixing notch (25), wherein the fixing notch (25) is of an arc notch structure.
2. A rail transit train simulation vehicle according to claim 1, characterized in that the simulation carriage (1) comprises a moving carriage and a trailing carriage, which are welded and mutually communicated; roof air conditioning module (3) and pantograph module (4) are installed at the top of simulation carriage (1), wherein pantograph module (4) is the electric connection mechanism of simulation carriage (1).
3. The rail transit train simulation vehicle according to claim 2, wherein a plurality of door modules (2) are arranged on two opposite sides of the simulation carriage (1), and full-automatic tight-lock coupler modules (6) are welded and fixed on two opposite ends of the simulation carriage (1); the full-automatic tight-lock car coupler module (6), the car door module (2) and the car roof air-conditioning module (3) are electrically connected with the pantograph module (4).
4. A rail transit train simulation vehicle according to claim 3, wherein a traction control module (8) is bolted and fixed between the bottom plates (5) of the moving and trailing carriages, wherein the traction control module (8) is electrically connected with the pantograph module (4).
5. The rail transit train simulation vehicle according to claim 4, wherein the interior of the moving carriage comprises a driving control room (16) and a passenger room, between which a temporary partition door (13) is welded; a plurality of electrical cabinets (14) under seats are arranged between the simulated carriage (1) and the bottom plate (5), and the electrical cabinets (14) under seats are arranged inside the trailer carriage and the passenger cabin.
6. The rail transit train simulation vehicle according to claim 5, wherein the inner surface of the cab (16) is bolted and fixed with a cab module (11) and a driving control cabinet (12), wherein the driving control cabinets (12) are distributed on opposite sides of the interior of the cab (16) close to the temporary partition door (13); the driving platform module (11) is arranged at the head part of the driving control room (16), and the driving platform module (11) is electrically connected with the driving control cabinet (12).
7. The rail transit train simulation vehicle according to claim 6, wherein the cab module (11) comprises a manual cab (20) and a full-automatic cab (21), and a control switch is electrically connected between the manual cab and the full-automatic cab, wherein the control switch is arranged inside the driving control cabinet (12); the full-automatic driving platform (21) is electrically connected with the electrical cabinet (14) under the seat.
8. The rail transit train simulation vehicle of claim 7, wherein the driving control cabinet (12) comprises a manual driving module and an unmanned driving module, and the two operating states are mutually independent and are connected in parallel inside a simulation vehicle system control circuit.
9. A rail transit train simulation vehicle according to claim 8, wherein the motor car bogie module (7) and the trailer bogie module (10) each comprise a traction centre pin (27) and a side frame (17), wherein opposite sides of the traction centre pin (27) are welded to a side frame (17); a wheel set group (18) and a brake control module (9) are arranged between the two opposite side frames (17), wherein the brake control module (9) is matched with the wheel set group (18); the surface of the side frame (17) is fixedly provided with a rolling bearing (19), and the wheel shaft of the wheel set group (18) is connected with the rolling bearing (19) in a rotating shaft way; the traction center pin (27) and the center plate grinding disc (22) are fixedly bolted through a plurality of fastening bolts (23); a sleeper spring damping mechanism (28) is fixedly bolted between the side frame (17) and the side fixing plate (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410459757.0A CN118072584B (en) | 2024-04-17 | 2024-04-17 | Rail transit train simulation vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410459757.0A CN118072584B (en) | 2024-04-17 | 2024-04-17 | Rail transit train simulation vehicle |
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| Publication Number | Publication Date |
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| CN118072584A CN118072584A (en) | 2024-05-24 |
| CN118072584B true CN118072584B (en) | 2024-06-21 |
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| CN202410459757.0A Active CN118072584B (en) | 2024-04-17 | 2024-04-17 | Rail transit train simulation vehicle |
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Citations (1)
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| CN106327964A (en) * | 2016-08-24 | 2017-01-11 | 合肥凌翔信息科技有限公司 | Teaching experiment trolley tracking system |
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| FR2348091A1 (en) * | 1976-04-12 | 1977-11-10 | Paris & Outreau Acieries | IMPROVEMENT IN THE SIDE-RAIL CONNECTION OF ROLLING STOCK BOGIES |
| FR2676416B1 (en) * | 1991-05-15 | 1996-10-04 | Sambre & Meuse Usines | RAILWAY BOGIE WITH CHASSIS WITH SELECTIVE DEFORMABILITY. |
| DE4223837C1 (en) * | 1992-07-20 | 1993-11-18 | Reinhard Landmann | System for simulating angular accelerations for the occupants of a motor vehicle |
| CN2642612Y (en) * | 2003-06-24 | 2004-09-22 | 北京铁路局太原科学技术研究所 | Bogie for passenger and goods train succor |
| CN206885060U (en) * | 2017-07-18 | 2018-01-16 | 四川建筑职业技术学院 | A kind of track traffic typotron |
| CN110816575A (en) * | 2019-12-13 | 2020-02-21 | 中车眉山车辆有限公司 | Lightweight railway express freight car bogie truck bolster |
| CN110948206A (en) * | 2019-12-24 | 2020-04-03 | 中车贵阳车辆有限公司 | Bogie assembling and forming process and bolster and side frame assembling machine |
| CN112356865A (en) * | 2020-11-27 | 2021-02-12 | 浙江工业大学 | Optimized structure of train bogie swing bolster |
| CN114104027B (en) * | 2021-11-18 | 2023-04-25 | 中车长江运输设备集团有限公司 | Axle-brake railway wagon bogie |
| CN115862420B (en) * | 2023-02-01 | 2023-04-28 | 四川新科电子技术工程有限责任公司 | Rail transit train simulation driver |
| CN219512746U (en) * | 2023-02-22 | 2023-08-11 | 重庆联纵智能科技有限公司 | Vehicle bogie model |
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| CN106327964A (en) * | 2016-08-24 | 2017-01-11 | 合肥凌翔信息科技有限公司 | Teaching experiment trolley tracking system |
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