CN112918493B - Flexible steel cable track traffic system - Google Patents
Flexible steel cable track traffic system Download PDFInfo
- Publication number
- CN112918493B CN112918493B CN202110338315.7A CN202110338315A CN112918493B CN 112918493 B CN112918493 B CN 112918493B CN 202110338315 A CN202110338315 A CN 202110338315A CN 112918493 B CN112918493 B CN 112918493B
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- track
- steel cable
- turnout
- rail
- suspension
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 239000000725 suspension Substances 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 230000000087 stabilizing effect Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
- B61B12/02—Suspension of the load; Guiding means, e.g. wheels; Attaching traction cables
- B61B12/028—Cabin or seat suspension means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
- B61B12/04—Devices for damping vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B9/00—Tramway or funicular systems with rigid track and cable traction
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention provides a flexible steel cable rail transit system, which comprises a steel cable rail, an automatic driving vehicle running below the steel cable rail and a turnout structure, wherein the automatic driving vehicle runs below the steel cable rail; the steel cable track comprises a rigid track, a flexible steel cable and an upright post, the turnout structure comprises a bracket, a turnout guide rail on the bracket, a straight track on the turnout guide rail and a turning track, and the automatic steering vehicle comprises a vehicle body, a framework, a suspension mechanism and a traction pull rod; the invention has the characteristics of easy construction of the track, low cost, large column span, small occupied area, smaller minimum curve radius and the like, is more suitable for the existing planning in the city, and is also suitable for small-traffic rapid transportation in scenic spots. The flexible steel cable is combined with the rigid rail, so that the span of the upright post is enlarged, and the rail construction cost is reduced.
Description
Technical Field
The invention relates to the field of novel transportation systems, in particular to an air rail transportation system with a combination of a flexible steel rope and a rigid support rail.
Background
The existing urban air rail transit system rail mainly adopts a concrete beam or box-shaped steel beam structure, and vehicles straddle (or hang) above (or below) the rail beam, and has the defects of high rail construction cost, large rail beam size, small column span, large occupied area, larger minimum curve radius, relatively limited line planning and the like.
Disclosure of Invention
In order to solve the above problems in the prior art, an object of the present invention is to provide a flexible wire rope rail transit system.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
A flexible steel cable track traffic system comprises a steel cable track, an automatic driving vehicle running below the steel cable track and a turnout structure;
The steel cable track comprises a rigid track 2, a flexible steel cable 1 and a stand column 3, wherein the rigid track 2 is arranged in a curve and turnout area of the system, the stand column 3 is supported below the rigid track 2, the flexible steel cable 1 is arranged in a straight line section of the system, the advancing direction of a vehicle is longitudinal, the horizontal direction vertical to the longitudinal is transverse, and the vertical direction vertical to the longitudinal is vertical; the section of the flexible steel cable 1 is circular, and the section of the rigid rail 2 is a semicircular upper part and a rectangular lower part;
The turnout structure comprises a bracket 7, a turnout guide rail 6 on the bracket 7, a straight track 4 and a turning track 5 on the turnout guide rail 6, wherein the turnout guide rail 6 drives the straight track 4 or the turning track 5 to transversely move, so that the straight track 4 or the turning track 5 is connected with or separated from the tracks in front of and behind the turnout, and the vehicle is enabled to advance along the straight line or to advance in the turning direction;
the automatic driving vehicle comprises a vehicle body 14, a framework 11, a suspension mechanism 12 and a traction pull rod 13;
The framework 11 is longitudinally arranged on the steel rope rail, two wheel hub motor driven running wheels 8 are arranged on the framework 11, the bottoms of the running wheels 8 run above the rigid rail 2 or the flexible steel rope 1, two guide wheels 9 are symmetrically arranged on two sides below each running wheel 8 in the transverse direction, the bottoms of the guide wheels 9 run on the side face of the rigid rail 2, semicircular concave parts 23 which are concave towards the axle center of the running wheels are arranged on the cross section of the bottoms of the running wheels 8, and the bottoms of the running wheels 8 are tightly pressed on the outer circle face of the flexible steel rope 1 or the rigid rail 2 through the concave parts 23; the lower part of the framework 11 is connected with a suspension mechanism 12, the suspension mechanism 12 comprises a suspension bracket 15, a spring mounting bracket 16 and four springs 17, the spring mounting bracket 16 is arranged at the top of the vehicle body, the upper end of the suspension bracket 15 is fixed on the framework 11, the bottom of the suspension bracket 15 is fixed on the spring mounting bracket 16, a spring mounting seat is arranged on the spring mounting bracket 16, two cross beams 20 are fixed above the spring mounting seat, and the four springs are arranged on the spring mounting seat and vertically compressed between the spring mounting bracket 16 and the cross beams 20; the traction link 13 is mounted at one end to the hanger 15 and at the other end to the vehicle body 14 for transmitting traction.
Preferably, four swing stops 21 are symmetrically arranged on the inner side of the cross beam 20, and if the swing motion reaches the limit position during the running process of the vehicle, the swing stops 21 are contacted with the spring mounting frame 16 to limit the continuous swing; two lateral stops 22 are symmetrically arranged in the middle of the vehicle body 14, and if the lateral movement reaches a limit position during the running of the vehicle, the lateral stops 22 are contacted with the suspension 15 to limit the continued lateral movement.
Preferably, the two braking devices 10 are coaxially mounted at the two running wheels on a different side from the suspension in the suspension mechanism 12. The gravity of the suspension bracket of the balancing part is balanced when the braking and decelerating functions are achieved, so that the gravity center of the vehicle is close to the central line.
Preferably, the suspension 15 is provided with a suspension traction rod mounting seat 18, the vehicle 14 is provided with a vehicle traction rod mounting seat 19, one end of the traction rod 13 is mounted on the suspension traction rod mounting seat 18, and the other end is mounted on the vehicle traction rod mounting seat 19.
Preferably, the turnout guide rail 6 is driven by a motor or is driven by a gear or a screw rod to push the straight track 4 and the turning track 5 to move transversely.
Preferably, the frame 11 is connected to the suspension mechanism 12 by welding.
Preferably, the bottom of hanger 15 is welded to spring mount 16.
The working principle of the invention is as follows: the travelling wheel drives the vehicle to travel on the steel cable track; when the vehicle passes through the upright post, the bend and the turnout area, the four guide wheels play a role in stabilizing the vehicle; the two braking devices are coaxially arranged at the front and rear travelling wheels to play a role in decelerating; the suspension mechanism is connected with the vehicle body through the spring mounting frame and four steel springs, and plays a role in vibration reduction in the running process of the vehicle. The pulled flexible steel cable consists of a plurality of steel cables, has the advantages of light weight and low cost, adopts a translation turnout for vehicle reversing, is fixed together by a straight track and a turning track, moves in parallel on a guide rail, and is arranged on a bracket.
By adopting the technical scheme, the invention has the following beneficial effects: the invention provides a flexible steel cable rail traffic system which has the characteristics of easy construction of rails, low cost, large column span, small occupied area, smaller minimum curve radius and the like, is more suitable for the existing planning in cities, and is also suitable for small-traffic rapid transportation in scenic spots. The flexible steel cable is combined with the rigid rail, so that the span of the upright post is enlarged, and the rail construction cost is reduced.
Drawings
FIG. 1 is a schematic diagram of a flexible steel rope rail transit system of the present invention;
FIG. 2 is a schematic illustration of an autonomous vehicle of the present invention traveling on a cable;
FIG. 3 is an isometric view of an autonomous vehicle of the present invention;
FIG. 4 is a schematic illustration of an autonomous vehicle of the present invention traveling on a pillar (or curve, fork);
FIG. 5 is a schematic view of the switch structure of the present invention;
FIG. 6 is a schematic top view of the switch of the present invention in straight-through operation;
FIG. 7 is a schematic top view of the switch derailment process of the present invention;
FIG. 8 is a schematic top view of the switch direction change of the present invention;
FIG. 9 is a schematic view of a curve according to the present invention;
Fig. 10 is a schematic view of an autonomous vehicle traveling on a large span track.
1 Is a flexible steel cable, 2 is a rigid rail, 3 is a stand column, 4 is a straight track, 5 is a turning track, 6 is a turnout guide rail, 7 is a bracket, 8 is a running wheel, 9 is a bogie guide wheel, 10 is a braking device, 11 is a framework, 12 is a suspension mechanism, 13 is a traction pull rod, 14 is a vehicle body, 15 is a suspension bracket, 16 is a spring mounting bracket, 17 is a spring, 18 is a suspension bracket traction pull rod mounting seat, 19 is a vehicle body traction pull rod mounting seat, 20 is a cross beam, 21 is a shaking stop, 22 is a transverse stop, and 23 is a concave part.
Detailed Description
As shown in fig. 1, a flexible cable track traffic system includes a cable track, an autopilot vehicle running under the cable track, a switch structure;
The steel cable track comprises a rigid track 2, a flexible steel cable 1 and a stand column 3, wherein the rigid track 2 is arranged in a curve and turnout area of the system, the stand column 3 is supported below the rigid track 2, the flexible steel cable 1 is arranged in a straight line section of the system, the advancing direction of a vehicle is longitudinal, the horizontal direction vertical to the longitudinal is transverse, and the vertical direction vertical to the longitudinal is vertical; the section of the flexible steel cable 1 is circular, and the section of the rigid rail 2 is a semicircular upper part and a rectangular lower part; ; the flexible steel cable 1 has the advantages of light weight, convenient erection, easy maintenance and certain relieving effect on low-frequency vibration caused by track irregularity. The rigid track 2 provides a support point for the flexible steel cable 1, and the upright post 3 can realize light design due to simpler bearing requirement, so that the influence on the surrounding environment is reduced to the greatest extent.
The turnout adopts a translation turnout, the structure is shown in fig. 5, the turnout structure comprises a bracket 7, a turnout guide rail 6 on the bracket 7, a straight track 4 and a turning track 5 on the turnout guide rail 6, and the turnout guide rail 6 drives the straight track 4 or the turning track 5 to transversely move, so that the straight track 4 or the turning track 5 is connected with or separated from the tracks in front of and behind the turnout, and a vehicle is made to advance along a straight line or to be turned;
The operation of the switch during operation of the vehicle is shown in figures 6, 7 and 8. The translational turnout has great advantages in the aspects of overall cost, manufacturing and installation, maintenance, operation safety and the like.
The curve of the cable track is shown in figure 9.
The automatic driving vehicle comprises a vehicle body 14, a framework 11, a suspension mechanism 12 and a traction pull rod 13;
As shown in fig. 2, the frame 11 is longitudinally arranged on the steel cable track, and two running wheels 8 driven by a hub motor are arranged on the frame 11, so that the power transmission efficiency is improved while the bogie structure is simplified by adopting the hub motor for driving. The wheel bottom of each running wheel 8 runs above the rigid track 2 or the flexible steel rope 1, two guide wheels 9 are symmetrically arranged on two sides below each running wheel 8 along the transverse direction, the wheel bottom of each guide wheel 9 runs on the side surface of the rigid track 2, as shown in fig. 4, a semicircular concave part 23 which is concave towards the axle center of the running wheel is arranged on the cross section of the wheel bottom of each running wheel 8, the wheel bottom of each running wheel 8 is tightly pressed on the outer circular surface of the flexible steel rope 1 or the rigid track 2 through the concave part 23, and the two sides of each running wheel are pressed on the track by utilizing the pre-tightening of the material characteristics so as to realize the stabilizing and guiding functions to a certain extent in the running process; when the vehicle passes through the upright post, the curve and the turnout area, the guide wheel 9 is matched with the rigid track, so that the effect of stabilizing the vehicle is achieved.
As shown in fig. 3, the suspension mechanism 12 is connected below the frame 11, the suspension mechanism 12 includes a suspension 15, a spring mounting frame 16 mounted on the top of the vehicle body, and four springs 17, the upper end of the suspension 15 is fixed on the frame 11, the bottom of the suspension 15 is fixed on the spring mounting frame 16, a spring mounting seat is provided on the spring mounting frame 16, two cross beams 20 are fixed above the spring mounting seat, and the cross beams 20, the spring mounting seat and the suspension mechanism 12 cooperate to transmit vertical force. Four springs are mounted on the spring mount and are vertically compressed between the spring mount 16 and the cross beam 20; the four springs play a role in transferring force and buffering vibration. The traction link 13 is mounted at one end to the hanger 15 and at the other end to the vehicle body 14 for transmitting traction.
Four shaking stops 21 are symmetrically arranged on the inner side of the cross beam 20, and if the shaking motion reaches the limit position in the running process of the vehicle, the shaking stops 21 are contacted with the spring mounting frame 16 to limit continuous swinging; two lateral stops 22 are symmetrically arranged in the middle of the vehicle body 14, and if the lateral movement reaches a limit position during the running of the vehicle, the lateral stops 22 are contacted with the suspension 15 to limit the continued lateral movement.
The two braking devices 10 are coaxially mounted at the two running wheels on different sides from the suspension in the suspension mechanism 12. The gravity of the suspension bracket of the balancing part is balanced when the braking and decelerating functions are achieved, so that the gravity center of the vehicle is close to the central line.
The suspension 15 is provided with a suspension traction pull rod mounting seat 18, the vehicle 14 is provided with a vehicle traction pull rod mounting seat 19, one end of the traction pull rod 13 is mounted on the suspension traction pull rod mounting seat 18, and the other end is mounted on the vehicle traction pull rod mounting seat 19.
Preferably, the turnout guide rail 6 is driven by a motor or is driven by a gear or a screw rod to push the straight track 4 and the turning track 5 to move transversely. Other means may be employed.
The frame 11 is connected to the suspension mechanism 12 by welding. Or by other means of fixation.
The bottom of hanger 15 is welded to spring mount 16.
The working principle of the embodiment is as follows: the travelling wheel drives the vehicle to travel on the steel cable track; when the vehicle passes through the upright post, the bend and the turnout area, the four guide wheels play a role in stabilizing the vehicle; the two braking devices are coaxially arranged at the front and rear travelling wheels to play a role in decelerating; the suspension mechanism is connected with the vehicle body through the spring mounting frame and four steel springs, and plays a role in vibration reduction in the running process of the vehicle. The pulled flexible steel cable consists of a plurality of steel cables, has the advantages of light weight and low cost, adopts a translation turnout for vehicle reversing, is fixed together by a straight track and a turning track, moves in parallel on a guide rail, and is arranged on a bracket.
By adopting the technical scheme, the invention has the following beneficial effects: the invention provides a flexible steel cable rail traffic system which has the characteristics of easy construction of rails, low cost, large column span, small occupied area, smaller minimum curve radius and the like, is more suitable for the existing planning in cities, and is also suitable for small-traffic rapid transportation in scenic spots. The flexible steel cable is combined with the rigid rail, so that the span of the upright post is enlarged, and the rail construction cost is reduced.
In conclusion, the flexible steel rope rail transit system rail is a novel empty rail system and has the characteristics of portability, rapidness, small occupied area, less requirement on environment, small influence and the like. The flexible steel cable is light in weight, convenient to erect and easy to repair and maintain, and has a certain relieving effect on low-frequency vibration caused by track irregularity; the outer ring semicircular wheel hub motor running wheel 8 with elasticity has certain stabilizing and guiding functions, and is driven by the wheel hub motor, so that the bogie structure is simplified and the power transmission efficiency is improved. The system has simple structure, easy realization, safe and stable operation in a certain speed, small noise, less environmental requirement and small influence, can be used as a supplement of the existing urban rail transit and can also be used as a main transportation means for transportation of tourists in scenic spots.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made thereto by those of ordinary skill in the art without departing from the spirit of the invention and the scope of the appended claims.
Claims (5)
1. A flexible wire rope rail transit system, characterized by: comprises a steel rope track, an automatic driving vehicle running below the steel rope track and a turnout structure;
The steel cable track comprises a rigid track (2), a flexible steel cable (1) and a stand column (3), wherein the rigid track (2) is arranged in a curve and turnout area of the system, the stand column (3) is supported below the rigid track (2), the flexible steel cable (1) is arranged in a straight line section of the system, the advancing direction of a vehicle is longitudinal, the horizontal direction vertical to the longitudinal is transverse, and the vertical direction vertical to the longitudinal is vertical; the section of the flexible steel cable (1) is circular, and the section of the rigid rail (2) is a semicircle with the upper part and a rectangle with the lower part;
the turnout structure comprises a bracket (7), a turnout guide rail (6) on the bracket (7), a straight track (4) and a turning track (5) on the turnout guide rail (6), wherein the turnout guide rail (6) drives the straight track (4) or the turning track (5) to transversely move, so that the straight track (4) or the turning track (5) is connected with or separated from the tracks in front of and behind the turnout, and a vehicle is made to linearly advance or to be turned to advance;
The automatic driving vehicle comprises a vehicle body (14), a framework (11), a suspension mechanism (12) and a traction pull rod (13);
The framework (11) is longitudinally arranged on the steel rope track, two travelling wheels (8) driven by the hub motor are arranged on the framework (11), the wheel bottoms of the travelling wheels (8) travel above the rigid track (2) or the flexible steel rope (1), two guide wheels (9) are symmetrically arranged on two sides below each travelling wheel (8) along the transverse direction, the wheel bottoms of the guide wheels (9) travel on the side surface of the rigid track (2), semicircular concave parts (23) which are concave towards the axle center of the travelling wheels are arranged on the cross section of the wheel bottoms of the travelling wheels (8), and the wheel bottoms of the travelling wheels (8) are tightly pressed on the outer circular surface of the flexible steel rope (1) or the rigid track (2) through the concave parts (23); the lower part of the framework (11) is connected with a suspension mechanism (12), the suspension mechanism (12) comprises a suspension bracket (15), a spring mounting frame (16) and four springs (17), the upper end of the suspension bracket (15) is fixed on the framework (11), the bottom of the suspension bracket (15) is fixed on the spring mounting frame (16), a spring mounting seat is arranged on the spring mounting frame (16), two cross beams (20) are fixed above the spring mounting seat, and the four springs are mounted on the spring mounting seat and vertically compressed between the spring mounting frame (16) and the cross beams (20); one end of a traction pull rod (13) is arranged on a suspension bracket (15), and the other end of the traction pull rod is arranged on a vehicle body (14) for transmitting traction force;
Four shaking stops (21) are symmetrically arranged on the inner side of the cross beam (20), and if the shaking movement reaches the limit position in the running process of the vehicle, the shaking stops (21) are contacted with the spring mounting frame (16) to limit continuous swinging; two transverse stops (22) are symmetrically arranged in the middle of the vehicle body (14), and if the transverse movement reaches the limit position during the running process of the vehicle, the transverse stops (22) are contacted with the suspension bracket (15) to limit the continuous transverse movement;
the two braking devices (10) are coaxially arranged at the two running wheels and are arranged at the different sides of the suspension frame in the suspension mechanism (12).
2. The flexible wire rope rail transit system of claim 1, wherein: the suspension frame (15) is provided with a suspension frame traction pull rod mounting seat (18), the vehicle body (14) is provided with a vehicle body traction pull rod mounting seat (19), one end of the traction pull rod (13) is mounted on the suspension frame traction pull rod mounting seat (18), and the other end is mounted on the vehicle body traction pull rod mounting seat (19).
3. The flexible wire rope rail transit system of claim 1, wherein: the turnout guide rail (6) is driven by a motor or is driven by a gear or a screw rod to push the straight track (4) and the turning track (5) to transversely move.
4. The flexible wire rope rail transit system of claim 1, wherein: the frame (11) is connected to the suspension mechanism (12) by welding.
5. The flexible wire rope rail transit system of claim 1, wherein: the bottom of the suspension bracket (15) is welded on the spring mounting bracket (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110338315.7A CN112918493B (en) | 2021-03-30 | 2021-03-30 | Flexible steel cable track traffic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110338315.7A CN112918493B (en) | 2021-03-30 | 2021-03-30 | Flexible steel cable track traffic system |
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| Publication Number | Publication Date |
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| CN112918493A CN112918493A (en) | 2021-06-08 |
| CN112918493B true CN112918493B (en) | 2024-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110338315.7A Active CN112918493B (en) | 2021-03-30 | 2021-03-30 | Flexible steel cable track traffic system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117622231A (en) * | 2023-12-01 | 2024-03-01 | 广东京兰空铁发展有限公司 | Bogie and air-railway traffic system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214492896U (en) * | 2021-03-30 | 2021-10-26 | 西南交通大学 | Flexible steel cable rail traffic system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2693696B1 (en) * | 1992-07-16 | 1994-10-14 | Pomagalski Sa | Teleport with tarpaulin to protect station mechanics. |
| WO1999029960A1 (en) * | 1997-12-05 | 1999-06-17 | Aerobus International, Inc. | Elevated cableway system |
| CN104369741B (en) * | 2014-01-06 | 2017-04-05 | 程义强 | Aerial track-mounted rail locomotive |
| CN106476832B (en) * | 2016-12-07 | 2018-12-14 | 中车株洲电力机车有限公司 | A kind of magnetic levitation track vehicle and its bogie |
| CN106809220B (en) * | 2017-03-20 | 2020-08-25 | 何堂光 | Assembled ladder type car combined air bus system capable of falling on common road surface at will |
| CN107792085B (en) * | 2017-10-20 | 2024-04-26 | 能诚集团有限公司 | Suspended carriage type pulley track rail-changing mechanism and cableway network system |
| CN211335973U (en) * | 2019-09-28 | 2020-08-25 | 成都西交智众科技有限公司 | Suspension type monorail vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214492896U (en) * | 2021-03-30 | 2021-10-26 | 西南交通大学 | Flexible steel cable rail traffic system |
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