CN211809578U

CN211809578U - Rubber tire traveling system for rail transit

Info

Publication number: CN211809578U
Application number: CN202020163456.0U
Authority: CN
Inventors: 王长科; 郄久霞; 王凯建
Original assignee: Beijing Urban Construction Design and Development Group Co Ltd
Current assignee: Beijing Urban Construction Design and Development Group Co Ltd
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2020-10-30
Anticipated expiration: 2030-02-12

Abstract

A rubber tire running system for rail transit at least comprises a convex rail and a bogie, wherein the convex rail beam comprises a bearing body and a guide body which are integrally formed, the bearing body is of a long strip structure, the middle part of the upper surface of the bearing body is provided with the guide body, and the guide body is of a long strip structure extending upwards from the bearing body; the bogie runs on the convex track beam and comprises a framework, a running wheel shaft system and a guide wheel shaft system, wherein the running wheel shaft system is arranged on the framework and bears and runs on the convex track beam, and the guide wheel shaft system is arranged on the framework and realizes a guide function; therefore, the utility model discloses simple structure, operation maintenance is convenient, is suitable for extensively, can the operation of laying by high frame, ground, underground, provides better taking experience, walks to travel more fast steady.

Description

Rubber tire traveling system for rail transit

Technical Field

The utility model relates to a track traffic's technical field especially relates to a track traffic rubber tire walks capable system.

Background

Conventional rail transit running systems generally consist of rails laid on the ground and corresponding vehicle bogies. With the continuous progress of the technology, various rail transit systems are gradually applied, such as straddle type, suspension type, magnetic suspension and the like. The rail traffic running system of each system is composed of a specially-made rail and a bogie matched with the specially-made rail, and the rail traffic running system and the bogie are tightly matched to realize the functions of bearing, steering, running, braking and the like. The cloud rail and the Yunba system pushed out by a straddle type tramcar, a suspension type tramcar, a rubber wheel guide rail tramcar, an intelligent rail and Biedi are all rail transit systems in the form of rubber tires, and for passengers, the rubber tire rail transit vehicle is more friendly in riding experience due to low running noise, strong climbing capability and good damping effect, and is a better elevated and ground wheel rail form. The straddle type, suspension type, cloud rail and Yunba can only be laid on an elevated frame or underground due to the limitation of a vehicle bogie, and the rubber-tyred rail tramcar and the intelligent rail have certain danger due to the insufficient overturn prevention and limiting functions of the bogie, so that a rubber tire running system for rail transit which can be laid on underground, ground and elevated frames is lacked at present.

Therefore, in view of the above-mentioned drawbacks, the designer of the present invention develops a rubber tire running system for rail transit by combining the experience and achievement of the related industry for many years through careful research and design to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a track traffic rubber tire walks capable system, its simple structure, operation maintenance is convenient, is suitable for extensively, can the operation of laying by overhead, ground (independent right of way), underground, provides better taking experience, walks to walk more fast steady.

In order to realize the above purpose, the utility model discloses a track traffic rubber tire walks capable system includes type of calligraphy track roof beam and bogie two parts at least, its characterized in that:

the convex track beam comprises a supporting body and a guide body which are integrally formed, the supporting body is of a long strip structure, the middle part of the upper surface of the supporting body is provided with the guide body, and the guide body is of a long strip structure extending upwards from the supporting body;

the bogie runs on the convex track beam and comprises a framework, a running wheel shaft system and a guide wheel shaft system, wherein the running wheel shaft system is installed on the framework and bears and runs on the convex track beam, and the guide wheel shaft system is installed on the framework and achieves a guide function.

Wherein: the convex track beam is a carrier of the bogie and is a box beam structure made of reinforced concrete.

Wherein: the walking wheel shaft system runs on a bearing body of the convex track beam, and the guide wheel shaft system is abutted against two sides of a guide body of the convex track beam.

Wherein: the framework comprises a frame, the frame is made of steel and is of a rectangular frame structure, four corners of the upper surface of the frame are provided with axle boxes for the running wheel axle system to penetrate through, and the lower surface of the frame is provided with a plurality of axle seats for the guide wheel axle system to be installed.

Wherein: the walking wheel axle system comprises two long axles, two ends of each long axle penetrate through the axle boxes respectively and then are fixedly connected with two pneumatic rubber tires, the lower ends of the pneumatic rubber tires are abutted against the bearing bodies of the convex-shaped track beams, and the pneumatic rubber tires at the two ends of each long axle are respectively arranged on two sides of the guide bodies so as to realize bearing and walking on the convex-shaped track beams.

Wherein: the guide wheel shaft system comprises a plurality of short shafts which are respectively positioned on two sides of the guide body, the upper end of each short shaft is installed on the shaft seat, the lower end of each short shaft is provided with a solid rubber tire, and the inner side of each solid rubber tire is abutted against the side face of the guide body, so that the solid rubber tires are abutted against two sides of the guide body to realize guide.

Wherein: the guide wheel shaft system comprises four short shafts, four shaft seats for mounting the guide wheel shaft system are arranged on the lower surface of the frame, and the four solid rubber tires are divided into two groups and symmetrically arranged on two sides of the guide body.

Wherein: and a rolling bearing is arranged between the long shaft and the axle box, the pneumatic rubber tire and the long shaft are matched through a key to realize rotary fixation, and the pneumatic rubber tire and the long shaft are matched through a pin to realize axial fixation.

Wherein: a rolling bearing is arranged between the short shaft and the shaft seat, the solid rubber tire and the short shaft are matched through a key to realize rotary fixation, and the solid rubber tire and the short shaft are matched through a pin to realize axial fixation.

As can be seen from the above, the rubber tire running system for rail transit of the present invention has the following effects:

1. the structure is simple, the operation and maintenance are convenient, the device can be applied to environments such as elevated, ground (independent road right), underground laying operation and the like, and the device is very wide in application.

2. The convex track beam can reasonably optimize the track beam structure according to the stress condition, the structure is more light, the material is saved, and the service life is prolonged.

3. The bogie traveling wheel shaft system and the guide wheel shaft system are coordinated and matched, so that the rail transit vehicle can rapidly and stably run along the rail.

The details of the present invention can be obtained from the following description and the attached drawings.

Drawings

Fig. 1 shows a schematic structural view of the rubber tire running system for rail transit of the present invention.

Fig. 2 shows a schematic perspective view of the convex track beam of the present invention.

Fig. 3 shows a schematic perspective view of the bogie of the present invention.

Fig. 4 shows a perspective view of the frame of the bogie according to the invention.

Fig. 5 shows a schematic perspective view of a running axle system of the bogie according to the present invention.

Fig. 6 shows a perspective view of the leading axle system of the bogie of the present invention.

Reference numerals:

100. the bogie comprises a convex track beam, 200 steering frames, 110 supporting bodies, 120 guiding bodies, 210 frameworks, 220 travelling wheel shaft systems, 230 guiding wheel shaft systems, 211 frames, 212 axle boxes, 213 axle seats, 221 pneumatic rubber tires, 222 long shafts, 231 solid rubber tires and 232 short shafts.

Detailed Description

Referring to fig. 1, the rubber tire running system for rail transit of the present invention is shown.

The rubber tire running system for rail transit comprises two parts, namely a convex rail beam 100 and a bogie 200, and referring to fig. 2, the convex rail beam 100 comprises a bearing body 110 and a guide body 120 which are integrally formed, the bearing body 110 can be an elongated structure shown in the figure, the middle of the upper surface of the bearing body is provided with the guide body 120, in the embodiment shown in the figure, the guide body 120 is an elongated structure extending upwards from the bearing body 110, the convex rail beam 110 is a carrier of the bogie and can be a box beam structure made of reinforced concrete, the length, specific straight line and curve of the box beam structure are determined by specific requirements of required rail transit, the bogie 200 runs on the convex rail beam 100 and can comprise a framework 210, a wheel axle system 220 and a guide wheel axle system 230, the wheel axle system 220 is mounted on the framework and is realized by bearing the bearing body 110 of the convex rail beam 100, Running and braking functions, and the guide wheel shaft system 230 is arranged at a corresponding position of the framework and realizes a guide function along the guide body 120.

In the embodiment shown in fig. 3, the bogie 200 is composed of a frame 210, a traveling axle system 220 and a guiding axle system 230, the traveling axle system 220 is mounted on the frame 210 and runs on the supporting body 110 of the inverted-letter-shaped track beam 100 to realize the functions of bearing, traveling and braking, the guiding axle system 230 abuts against two sides of the guiding body 120 of the inverted-letter-shaped track beam 100 to realize the guiding function, and the frame 210 connects the traveling axle system 220 and the guiding axle system 230 into an integral structure capable of traveling and guiding along the inverted-letter-shaped track beam 100.

In the embodiment shown in fig. 4, the frame 210 includes a frame 211, the frame 211 may be made of steel, and may be a rectangular frame structure as shown in the figure, four corners of the upper surface of the frame are provided with axle boxes 212 for the running axle system 220 to penetrate through, and the lower surface of the frame is provided with a plurality of axle seats 213 for the guiding axle system 230 to mount, so as to connect the running axle system 220 and the guiding axle system 230.

In the embodiment shown in fig. 5, the running axle system 220 includes two long axles 222, two ends of each long axle 222 respectively penetrate through the axle boxes 212 and then are connected and fixed to two pneumatic rubber tires 221, lower ends of the pneumatic rubber tires 221 abut against the upper surface of the supporting body 110 of the convex-shaped track beam 100, and the pneumatic rubber tires 221 at two ends of each long axle 222 are respectively arranged on two sides of the guide body 120, so as to realize functions of supporting, running, braking and the like on the convex-shaped track beam 100.

The guide wheel shaft system 230 includes a plurality of short shafts 232 respectively located at two sides of the guide body 120, the upper end of each short shaft 232 is mounted on the shaft seat 213, the lower end is mounted with a solid rubber tire 231, the inner side of the solid rubber tire 231 abuts against the side surface of the guide body 120, and thus the solid rubber tires 231 located at two sides abut against the two sides of the guide body 120 to realize guiding.

Referring to fig. 6, the guiding axle system 230 includes four short axles 232, the lower surface of the frame 211 is provided with four axle seats 213 for the guiding axle system 230 to be installed, the upper end of each short axle 232 is installed on the axle seat 213, the lower end is installed with a solid rubber tire 231, and the four solid rubber tires 231 are divided into two groups and symmetrically arranged on two sides of the guiding body 120.

A rolling bearing is arranged between the long shaft 222 and the axle box 212, the pneumatic rubber tire 221 and the long shaft 222 are rotationally fixed through key matching, and axial fixing is realized through pin matching.

A rolling bearing is arranged between the short shaft 232 and the shaft seat 213, the solid rubber tire 231 and the short shaft 232 are rotationally fixed through key matching, and axial fixation is realized through pin matching.

The utility model discloses a theory of operation and process are: the convex track beam is laid according to a designed route, the bogie runs on the track beam, the guide wheels are tightly attached to the side edge of the guide body of the track beam in a linear section of the track, the bogie is kept to stably and linearly run, and the guide wheels in a curved section of the track are subjected to transverse steering force, so that the bogie gradually deflects, and the turning function is realized.

Therefore, the utility model has the advantages that:

It is to be understood that the above description and illustrations are exemplary only and are not intended to limit the present disclosure, application, or uses. While embodiments have been described in the embodiments and depicted in the drawings, the present invention is not limited to the particular examples illustrated by the drawings and described in the embodiments as the best mode presently contemplated for carrying out the teachings of the present invention, and the scope of the present invention is intended to include any embodiments that fall within the foregoing description and the appended claims.

Claims

1. The utility model provides a track traffic rubber tire walks capable system, includes convex font track roof beam and bogie two parts at least, its characterized in that:

2. The track traffic rubber tire running system of claim 1, wherein: the convex track beam is a carrier of the bogie and is a box beam structure made of reinforced concrete.

3. The track traffic rubber tire running system of claim 1, wherein: the walking wheel shaft system runs on a bearing body of the convex track beam, and the guide wheel shaft system is abutted against two sides of a guide body of the convex track beam.

4. The track traffic rubber tire running system of claim 1, wherein: the framework comprises a frame, the frame is made of steel and is of a rectangular frame structure, four corners of the upper surface of the frame are provided with axle boxes for the running wheel axle system to penetrate through, and the lower surface of the frame is provided with a plurality of axle seats for the guide wheel axle system to be installed.

5. The track traffic rubber tire running system of claim 4, wherein: the walking wheel axle system comprises two long axles, two ends of each long axle penetrate through the axle boxes respectively and then are fixedly connected with two pneumatic rubber tires, the lower ends of the pneumatic rubber tires are abutted against the bearing bodies of the convex-shaped track beams, and the pneumatic rubber tires at the two ends of each long axle are respectively arranged on two sides of the guide bodies so as to realize bearing and walking on the convex-shaped track beams.

6. The track traffic rubber tire running system of claim 4, wherein: the guide wheel shaft system comprises a plurality of short shafts which are respectively positioned on two sides of the guide body, the upper end of each short shaft is installed on the shaft seat, the lower end of each short shaft is provided with a solid rubber tire, and the inner side of each solid rubber tire is abutted against the side face of the guide body, so that the solid rubber tires are abutted against two sides of the guide body to realize guide.

7. The track traffic rubber tire running system of claim 6, wherein: the guide wheel shaft system comprises four short shafts, four shaft seats for mounting the guide wheel shaft system are arranged on the lower surface of the frame, and the four solid rubber tires are divided into two groups and symmetrically arranged on two sides of the guide body.

8. The track traffic rubber tire running system of claim 5, wherein: and a rolling bearing is arranged between the long shaft and the axle box, the pneumatic rubber tire and the long shaft are matched through a key to realize rotary fixation, and the pneumatic rubber tire and the long shaft are matched through a pin to realize axial fixation.

9. The track traffic rubber tire running system of claim 6, wherein: a rolling bearing is arranged between the short shaft and the shaft seat, the solid rubber tire and the short shaft are matched through a key to realize rotary fixation, and the solid rubber tire and the short shaft are matched through a pin to realize axial fixation.