CN115339475A

CN115339475A - Empty rail railway vehicle system

Info

Publication number: CN115339475A
Application number: CN202210917021.4A
Authority: CN
Inventors: 不公告发明人
Original assignee: Chongqing Kuaidao Intelligent Transportation Technology Co ltd
Current assignee: Chongqing Kuaidao Intelligent Transportation Technology Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-11-15

Abstract

The invention relates to the field of transportation, and discloses an empty rail railway vehicle system which comprises a rail erected above the ground, wherein the rail comprises two L-shaped supporting rails arranged in opposite directions, and a bogie is arranged between the two L-shaped supporting rails; rollers are arranged on two sides of the bogie; racks are arranged on the vertical inner walls of the two L-shaped supporting rails, telescopic rods are arranged on two sides of one end of the bogie, and the telescopic rods are connected with driving wheels meshed with the racks; both sides of the other end of the bogie are rotatably connected with guide wheels through telescopic mechanisms, and the bottom of the bogie is connected with a vehicle body through a connecting rod. According to the invention, the driving wheel arranged on the side wall of the bogie is meshed with the rack on the vertical inner wall of the L-shaped supporting rail to provide power, so that the bogie and the vehicle body are driven to move, and the problem of abrasion caused by passive guiding when the vehicle body is in contact with the rail is avoided; meanwhile, the first spring and a telescopic mechanism of the guide wheel are used for guiding and damping, so that the vehicle body can run safely and stably.

Description

Empty rail railway vehicle system

Technical Field

The invention relates to the field of transportation, in particular to an air rail railway vehicle system.

Background

Conventional railroads typically employ a single railway or multiple parallel railroads, each of which facilitates the movement of trains in the same or opposite directions. Such systems typically employ a passive steering mechanism that relies on mechanical interaction between the wheels of the vehicle and one or more rails of each railroad to control the vehicle.

In conventional railroads, the rail-wheel interface is a steel wheel of tapered geometry riding on a rail having an asymmetric circular i-beam profile. The complex dynamics between the profiled wheel and the profiled track enables a thin wheel to stay on a thin track. Friction between the wheels and the rails can cause severe wear, resulting in frequent maintenance and/or replacement of critical components.

The suspended air rail has low cost, small occupied space, good transportation safety, no derailment danger and wide application space in urban traffic and tourism traffic. The bogie used by the existing empty rail railway is generally a straight rigid body, and is driven by driving wheels with steering at two sides, so that a vehicle suspended at the bottom of the bogie can move. However, the weight of the vehicle suspended below the bogie is large, the bogie is easy to deform and bend after long-term use, the normal running of the vehicle is easy to be influenced, and the large deformation also has potential safety hazards.

Disclosure of Invention

Based on the problems, the invention provides an empty rail railway vehicle system, which is characterized in that a driving wheel arranged on the side wall of a bogie is meshed with a rack on the vertical inner wall of an L-shaped supporting rail to provide power so as to drive the bogie and a vehicle body to move, and the problem of abrasion caused by passive guiding when the vehicle body is in contact with a track is avoided; meanwhile, the first spring and a telescopic mechanism of the guide wheel are used for guiding and damping, so that the vehicle body can run safely and stably.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

an empty rail railway vehicle system comprises a rail erected above the ground, wherein the rail is supported and fixed through a plurality of support rods vertically arranged on the ground, and the support rods are arranged at intervals along the extending direction of the rail; the track comprises two L-shaped supporting rails which are oppositely arranged and positioned at the bottom, and a bogie is arranged between the two L-shaped supporting rails; the two sides of the bogie are provided with rollers for supporting the bogie to run in the two L-shaped supporting rails; racks are arranged on the vertical inner walls of the two L-shaped supporting rails along the extending direction of the rails, grooves are formed in two sides of one end of the bogie, telescopic rods are inserted into the grooves, and springs I are arranged between the telescopic rods and the bottoms of the grooves; the far end of the telescopic rod is rotatably connected with driving wheels, and the driving wheels at two sides are respectively meshed with racks on the vertical inner walls of the corresponding L-shaped supporting rails; both sides of the other end of the bogie are rotatably connected with guide wheels through telescopic mechanisms, and the guide wheels are respectively abutted against the vertical inner walls of the corresponding L-shaped supporting rails; the bogie bottom is provided with the connecting rod, and the connecting rod distal end is worn out to the track below by the clearance between two L shape support rails, and the connecting rod end that is located the track below is connected with the automobile body.

Further, both driving wheels are driven to rotate by a motor fixed at the far end of the telescopic rod.

Furthermore, telescopic machanism is including being fixed in the guide cylinder of bogie end lateral wall, and the guide cylinder supports the vertical inner wall of rail towards L shape, and the guide cylinder interpolation is equipped with the dowel steel, and the guide wheel rotates and connects in the dowel steel distal end, installs the spring two between dowel steel and guide cylinder bottom in the guide cylinder.

Furthermore, the track comprises a straight line section and a turning section, the turning section is of an arc-shaped structure, and the length of the bogie is matched with the horizontal curvature of the turning section of the track.

Further, still include the controller and set up the sensor on the bogie, the controller respectively with sensor and drive wheel communication connection, the sensor is used for gathering environment and track road conditions information and provides the controller with the information that senses, the controller is used for receiving the information of sensor transmission and control the drive wheel and carry out the rotation action.

Further, the controller also comprises a GPS positioning module, the controller is in communication connection with a remote control terminal through a communication module, and the remote control terminal comprises a central processing unit, a storage and a display.

Further, the rail is provided with a hollow structure at a position above the L-shaped supporting rail.

Furthermore, a brake mechanism is further arranged on the bogie, and a brake pad of the brake mechanism is arranged on the roller.

Furthermore, the number of the tracks at the top of the supporting rod is two, the two tracks are arranged on two sides of the supporting rod in parallel, and each track is connected with a plurality of vehicle bodies with opposite running directions through a bogie.

Compared with the prior art, the invention has the beneficial effects that: the driving wheel arranged on the side wall of the bogie is meshed with the rack on the vertical inner wall of the L-shaped support rail to provide power, so that the bogie and the vehicle body are driven to move, and the problem of abrasion caused by passive guiding when the vehicle body is in contact with the rail is solved; meanwhile, the first spring and a telescopic mechanism of the guide wheel are used for guiding and damping, so that the vehicle body can run safely and stably.

Drawings

FIG. 1 is a schematic diagram of an embodiment of an empty rail railway vehicle system;

FIG. 2 isbase:Sub>A schematic structural view of section A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of a portion B of FIG. 1;

FIG. 4 is a schematic view of the mounting of the bogie on the L-shaped support rail in the embodiment;

FIG. 5 is an enlarged view of a portion C of FIG. 4;

FIG. 6 is a perspective view of a turning section of a track in an embodiment;

FIG. 7 is a block diagram of the controller, the CPU, and the sensor according to the embodiment;

wherein: 1. a track; 2. a support bar; 3. an L-shaped support rail; 4. a bogie; 5. a roller; 6. a rack; 7. a groove; 8. a telescopic rod; 9. a first spring; 10. a drive wheel; 11. a guide wheel; 12. a connecting rod; 13. a vehicle body; 14. a motor; 15. a guide cylinder; 16. a dowel bar; 17. a second spring; 18. a sensor; 19. a brake pad; 20. a controller; 21. a GPS positioning module; 22. a communication module; 23. a remote control terminal; 24. A central processing unit; 25. a reservoir; 26. a display.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

The embodiment is as follows:

referring to fig. 1 to 7, an empty rail railway vehicle system includes a rail 1 erected above the ground, the rail 1 being supported and fixed by a plurality of support bars 2 vertically installed on the ground, the support bars 2 being arranged at intervals along the extending direction of the rail 1; the track 1 comprises two L-shaped supporting rails 3 which are oppositely arranged and positioned at the bottom, and a bogie 4 is arranged between the two L-shaped supporting rails 3; the two sides of the bogie 4 are provided with rollers 5 for supporting the bogie 4 to run in the two L-shaped supporting rails 3; racks 6 are arranged on the vertical inner walls of the two L-shaped supporting rails 3 along the extending direction of the rail 1, grooves 7 are formed in two sides of one end of the bogie 4, telescopic rods 8 are inserted into the grooves 7, and springs 9 are arranged between the telescopic rods 8 and the bottoms of the grooves 7; the far end of the telescopic rod 8 is rotatably connected with a driving wheel 10, and the driving wheels 10 on the two sides are respectively meshed with the corresponding racks 6 on the vertical inner wall of the L-shaped supporting rail 3; both sides of the other end of the bogie 4 are rotatably connected with guide wheels 11 through telescopic mechanisms, and the guide wheels 11 respectively abut against the vertical inner walls of the corresponding L-shaped support rails 3; the bottom of the bogie 4 is provided with a connecting rod 12, the far end of the connecting rod 12 penetrates out of the gap between the two L-shaped supporting rails 3 to the lower part of the track 1, and the end of the connecting rod 12 positioned below the track 1 is connected with a vehicle body 13.

In the embodiment, the vehicle body 13 is fixed at the bottom of the bogie 4 through a connecting rod 12, and the bogie 4 is installed in the suspended track 1 through a shape supporting rail; when the vehicle body 13 needs to be controlled to move forward, the driving wheels 10 on two sides of one end of the bogie 4 rotate, and the driving wheels 10 are meshed with the racks 6 on the vertical inner walls of the L-shaped supporting rails 3, so that power for the forward movement of the bogie 4 is provided in the rotating process of the driving wheels 10, the rollers 5 on two sides of the bogie 4 are driven to move in the L-shaped supporting frame, and the vehicle body 13 moves along the extending direction of the track 1. When the driving wheels 10 are used for providing power, and the rollers 5 rotate to enable the bogie 4 to move in the L-shaped supporting rails 3, the steering of the bogie 4 is active steering, the problem that when the conventional railway system adopts the floor track 1, the reaction force generated by a rail on the wheels is required to be passively guided is solved, the system is generally easier to maintain and repair, the contact among all components is less, the abrasion between the vehicle component and the track 1 component is greatly reduced or eliminated, and the maintenance and shutdown maintenance cost is reduced. Meanwhile, guide wheels 11 which are propped against the vertical inner wall of the inner side of the L-shaped supporting rail 3 are arranged on two sides of the other end of the bogie 4 in a telescopic mode through a telescopic mechanism, so that the contact area between a vehicle and the L-shaped supporting rail 3 in the advancing or steering process can be reduced, and the guide wheels 11 play a role in positioning and guiding; when the bogie 4 drives the vehicle body 13 to move, the bogie 4 can generate certain swinging and vibration, and the first spring 9 at the telescopic rod 8 and the telescopic mechanism of the guide wheel 11 can play a role in shock absorption, so that the vehicle body 13 is further ensured to run stably. The grooves 7 are arranged at the end positions of the two sides of the bogie 4, so that the overall strength and rigidity of the bogie 4 cannot be greatly influenced.

The two driving wheels 10 in this embodiment are driven by a motor 14 fixed at the far end of the telescopic rod 8 to rotate, so as to provide power for the bogie 4 to drive the vehicle body 13 to move forward.

The telescopic machanism in this embodiment is including being fixed in guide cylinder 15 of 4 end lateral walls of bogie, and guide cylinder 15 is towards the vertical inner wall of L shape support rail 3, and guide cylinder 15 interpolation is equipped with dowel steel 16, and leading wheel 11 rotates and connects in the distal end of dowel steel 16, installs the second spring 17 between dowel steel 16 and guide cylinder 15 bottom in guide cylinder 15, realizes the direction and the cushioning effect of leading wheel 11 through guide cylinder 15, dowel steel 16 and second spring 17.

The track 1 comprises a straight line section and a turning section, the turning section is of an arc-shaped structure, and the length of the bogie 4 is adapted to the horizontal curvature of the turning section of the track 1. The track 1 is a horizontally bent track 1 in the turning section, so that the advancing guide of the vehicle body 13 is realized; meanwhile, the length of the bogie 4 is matched with the horizontal curvature of the turning section, so that the bogie 4 can normally pass through the turning section, and the bogie 4 cannot be clamped in the turning section due to overlong length, and the normal running of the vehicle body 13 is guaranteed.

The bogie further comprises a controller 20 and a sensor 18 arranged on the bogie 4, wherein the controller 20 is respectively in communication connection with the sensor 18 and the driving wheel 10, the sensor 18 is used for collecting information of the environment and the road condition of the track 1 and providing the sensed information to the controller 20, and the controller 20 is used for receiving the information transmitted by the sensor 18 and controlling the driving wheel 10 to perform a rotating action. In the embodiment, the sensor 18 senses the environment and the road condition information of the track 1 and provides the sensed information for the controller 20, and the controller 20 receives the information transmitted by the sensor 18 and controls the driving wheel 10 to execute the rotation action, so that the automatic control of the vehicle body 13 is realized; in the present embodiment, the controller 20 controls the forward and reverse rotation of the motor 14 to realize the drive control; and the steering of the bogie 4 realizes the adjustment of the traveling direction of the bogie 4 by the reaction force of the vertical inner wall of the L-shaped supporting rail 3 to the driving wheel 10 and the guide wheel 11. The sensors 18 may include radar or laser rangefinders for providing spacing information to the controller 20, a forward looking sensor 18 (such as a camera, laser rangefinder, radar, or other suitable system) for sensing information about the extension of the track 1, or any other desired sensor 18. The controller 20 receives the relevant information and performs analysis and calculation to send control information to the driving wheel 10, and controls the bogie 4 to travel at a suitable traveling speed in the L-shaped support rail 3 to avoid collision.

The controller 20 further comprises a GPS positioning module 21, the controller 20 is communicatively connected to a remote control terminal 23 through a communication module 22, and the remote control terminal 23 comprises a central processing unit 24, a storage 25 and a display 26. The GPS positioning module 21 in the controller 20 on the plurality of vehicle bodies 13 transmits the position information of the vehicle bodies 13 to the remote control terminal 23 in real time through the communication module 22 of the controller 20, and the remote control terminal 23 receives the position information transmitted by the plurality of vehicle bodies 13, calculates and displays the position and the traveling speed of each vehicle body 13 through the display 26, performs unified scheduling, and facilitates timely handling of emergency events.

The electrical components used in the present invention, such as the controller 20, the sensor 18, the GPS positioning module 21, the communication module 22, the remote control terminal 23, the central processing unit 24, the storage 25, and the display 26, are all conventional electrical components, which can be purchased directly on the market, and the structures, circuits, control and operation principles of the electrical components, such as the controller 20, the sensor 18, the GPS positioning module 21, the communication module 22, the remote control terminal 23, the central processing unit 24, the storage 25, and the display 26, are conventional technologies, so the structures, circuits, control and operation principles of the electrical components, such as the controller 20, the sensor 18, the GPS positioning module 21, the communication module 22, the remote control terminal 23, the central processing unit 24, the storage 25, and the display 26, are not described herein.

The track 1 in this embodiment is arranged to be a hollow structure above the L-shaped support rail 3, and the track 1 with the hollow structure can reduce the weight of the track 1 and save the material cost and the construction cost of the track 1 under the condition that the bending resistance of the track 1 is satisfied.

The bogie 4 is also provided with a brake mechanism, a brake pad 19 of the brake mechanism is arranged on the roller 5, when the vehicle body 13 needs to stop moving, the stop driving wheel 10 provides moving power for the bogie 4, and then the brake mechanism is controlled to enable the brake pad 19 to clamp the roller 5, so that the vehicle body 13 is braked.

The number of the tracks 1 at the top of the support rod 2 is two, the two tracks 1 are arranged on two sides of the support rod 2 in parallel, and each track 1 is connected with a plurality of vehicle bodies 13 with opposite running directions through a bogie 4. The two parallel tracks 1 are arranged to realize the reverse running of the double tracks.

The above is an embodiment of the present invention. The embodiments and specific parameters in the embodiments are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the scope of the invention, which is defined by the claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.

Claims

1. An empty rail railway vehicle system comprises a track (1) erected above the ground, wherein the track (1) is supported and fixed through a plurality of support rods (2) vertically arranged on the ground, and the support rods (2) are arranged at intervals along the extending direction of the track (1); the method is characterized in that: the track (1) comprises two L-shaped supporting rails (3) which are oppositely arranged and positioned at the bottom, and a bogie (4) is arranged between the two L-shaped supporting rails (3); the two sides of the bogie (4) are provided with rollers (5) for supporting the bogie (4) to run in the two L-shaped supporting rails (3); racks (6) are arranged on the vertical inner walls of the two L-shaped supporting rails (3) along the extending direction of the rail (1), grooves (7) are formed in two sides of one end of the bogie (4), telescopic rods (8) are inserted into the grooves (7), and springs (9) are arranged between the telescopic rods (8) and the bottoms of the grooves (7); the far end of the telescopic rod (8) is rotatably connected with a driving wheel (10), and the driving wheels (10) on two sides are respectively meshed with the corresponding racks (6) on the vertical inner wall of the L-shaped supporting rail (3); two sides of the other end of the bogie (4) are rotatably connected with guide wheels (11) through telescopic mechanisms, and the guide wheels (11) are respectively abutted against the vertical inner walls of the corresponding L-shaped support rails (3); the bogie is characterized in that a connecting rod (12) is arranged at the bottom of the bogie (4), the far end of the connecting rod (12) penetrates out of the lower portion of the track (1) through a gap between the two L-shaped supporting rails (3), and the end of the connecting rod (12) located below the track (1) is connected with a vehicle body (13).

2. The empty rail railway vehicle system of claim 1, wherein: the two driving wheels (10) are driven to rotate by a motor (14) fixed at the far end of the telescopic rod (8).

3. The empty rail railway vehicle system of claim 1, wherein: telescopic machanism is including guide cylinder (15) that are fixed in bogie (4) end lateral wall, guide cylinder (15) support the vertical inner wall of rail (3) towards L shape, guide cylinder (15) interpolation is equipped with dowel steel (16), leading wheel (11) rotate to be connected in dowel steel (16) distal end, install spring two (17) between dowel steel (16) and guide cylinder (15) bottom in guide cylinder (15).

4. The empty rail railway vehicle system of claim 1, wherein: the track (1) comprises a straight line section and a turning section, the turning section is of an arc-shaped structure, and the length of the bogie (4) is matched with the horizontal curvature of the turning section of the track (1).

5. The empty rail railway vehicle system of claim 1, wherein: the track type track traffic monitoring system is characterized by further comprising a controller (20) and sensors (18) arranged on the bogie (4), wherein the controller (20) is in communication connection with the sensors (18) and the driving wheels (10) respectively, the sensors (18) are used for collecting information of environment and track (1) road conditions and providing sensed information to the controller (20), and the controller (20) is used for receiving the information transmitted by the sensors (18) and controlling the driving wheels (10) to rotate.

6. The empty rail railway vehicle system of claim 5, wherein: the controller (20) further comprises a GPS positioning module (21), the controller (20) is in communication connection with a remote control terminal (23) through a communication module (22), and the remote control terminal (23) comprises a central processing unit (24), a storage (25) and a display (26).

7. The empty rail railway vehicle system of claim 1, wherein: the track (1) is arranged to be of a hollow structure above the L-shaped supporting track (3).

8. The empty rail railway vehicle system of any one of claims 1 to 7, wherein: the bogie (4) is also provided with a brake mechanism, and a brake pad (19) of the brake mechanism is arranged on the roller (5).

9. The empty rail railway vehicle system of claim 8, wherein: the number of the tracks (1) at the top of the supporting rod (2) is two, the two tracks (1) are arranged on two sides of the supporting rod (2) in parallel, and each track (1) is connected with a plurality of vehicle bodies (13) with opposite running directions through a bogie (4).