CN216002590U

CN216002590U - Shared rail transit

Info

Publication number: CN216002590U
Application number: CN202121749051.6U
Authority: CN
Inventors: 徐科明; 吴坤; 李继; 冯涛; 袁亚; 廖津津; 黄隆飞; 罗志刚; 彭美华; 高贤亮
Original assignee: TYLin International Engineering Consulting China Co ltd
Current assignee: TYLin International Engineering Consulting China Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-03-11
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses novel shared rail transit which comprises a rail box girder buried under a road surface, a traveling device and a connecting device, wherein the traveling device is installed in the rail box girder and can travel along the rail box girder, a connecting seam is formed in the top of the rail box girder along the length direction of the rail box girder, the connecting device extends out of the rail box girder through the connecting seam and is used for being connected with a carrier, and the connecting device is connected with the traveling device and can be driven by the traveling device to travel along the connecting seam. The track box girder is buried in the pavement, so that the whole pavement is smooth, and the shared track traffic system of the utility model does not need to lay conventional steel rails on the pavement, designs an underground track box girder walking system, guides a carrier to run through a connecting device, avoids the occupation of the conventional steel rails on the road, improves the utilization efficiency of urban public space resources, and reduces the construction cost related to civil engineering and electromechanical systems; and the carrier can be separated from the bogie, the service life of the bogie is effectively prolonged, and the vehicle acquisition cost is effectively reduced.

Description

Shared rail transit

Technical Field

The utility model relates to the technical field of bridges, in particular to shared rail transit.

Background

Urban rail transit is an urban public passenger transport system adopting special rail guide operation, comprises the forms of subways, light rails, monorail, trams, magnetic levitation and the like, has the advantages of safety, high efficiency, punctuality, energy conservation, environmental protection and the like, high construction cost is the primary factor restricting the universal application of the urban public passenger transport system, and the construction cost of each kilometer of a part of cities even exceeds 10 million yuan taking subways as an example. The civil engineering cost, the electromechanical system cost and the vehicle cost account for about 70% of the total construction cost of the subway, and if stations are simplified or cancelled, the civil engineering cost and the electromechanical system cost can be greatly reduced by laying the tracks by utilizing the existing road resources to the maximum extent.

Therefore, in order to solve the above problems, a shared rail transit is needed, which can use the existing road resources to lay a rail system, and does not need to lay the traditional rail on the road surface, thereby avoiding the occupation of the traditional steel rail on the road space, improving the utilization efficiency of urban public space resources, and reducing the investment cost of civil engineering and electromechanical systems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a shared rail transit, which can use the existing road resources to lay a rail system, and does not need to lay the conventional rail on the road surface, thereby avoiding the occupation of the conventional steel rail on the road space, improving the utilization efficiency of urban public space resources, and reducing the investment cost of civil engineering and electromechanical systems.

The shared rail transit comprises a rail box girder buried under a road surface, a traveling device and a connecting device, wherein the traveling device is installed in the rail box girder and can travel along the rail box girder, a connecting seam is formed in the top of the rail box girder along the length direction of the rail box girder, the connecting device extends out of the rail box girder through the connecting seam and is used for being connected with a carrier, and the connecting device is connected with the traveling device and can be driven by the traveling device to travel along the connecting seam.

Furthermore, the traveling device comprises a traveling frame positioned in the track box girder, a traveling driving part arranged on the traveling frame and used for driving the traveling frame to travel along the track box girder, and guide wheels arranged on the traveling frame, wherein the guide wheels are supported on the inner wall of the track box girder in a rolling manner and used for guiding the traveling frame to travel along the track box girder in a single degree of freedom.

Furthermore, the track box girder is rectangular in cross section, four corners of the track box girder are provided with inverted-angle-shaped guide walls, and four groups of guide wheels are arranged and respectively pressed on the guide walls and are in rolling fit with the guide walls.

Further, track case roof beam inner chamber top department is provided with open-top's drain tank, the drain tank open end is located under the joint line, the through-hole has been seted up to the drain tank lateral wall, connecting device is connected with the walking frame outside the vertical extension of joint line to drain tank then buckles through the through-hole and extend to the drain tank, the drain tank bottom is equipped with the outlet with the outside intercommunication of track case roof beam.

Further, the front side and the rear side of walking frame respectively are connected with and indulge the vaulting, the upside of indulging the vaulting is connected with last stull, the downside is connected with down the stull, the leading wheel normal running fit is installed in the both ends of last stull and stull down, the leading wheel at last stull both ends cooperates with two guide walls that are located the top respectively, the leading wheel at stull both ends cooperates with two guide walls that are located the below respectively down.

Further, the guide wheel is vertically pressed on the guide wall.

Furthermore, the walking frame is of a frame structure, the upper edge and the lower edge of the walking frame are horizontal hexagons on a transverse projection surface, the front side and the rear side of the walking frame longitudinally protrude outwards and are connected with the longitudinal support, and all or part of the walking driving piece is installed in an inner cavity of the walking frame.

Further, the both sides of joint department all are provided with the sealing member, connecting device extends outside the track case roof beam between two sealing members, and two sealing members are sealed with the joint line after the horizontal elasticity concatenation.

Furthermore, the upper cross brace and the lower cross brace are connected with inclined braces at two ends, the inclined braces are perpendicular to the adjacent guide walls, and the guide wheels are installed on the inclined braces.

Furthermore, the through hole is arranged at the middle upper position in the side wall of the drainage box, and the bottom of the through hole is horizontally externally connected with a water baffle.

The utility model has the beneficial effects that:

according to the utility model, the track box girder is buried in the pavement, so that the whole pavement is smooth, no extra steel rail needs to be laid on the pavement or no corresponding auxiliary device needs to be erected above the pavement, an underground track box girder walking system is designed, and the vehicle is guided to run through the connecting device, so that the occupation of the traditional steel rail and the auxiliary device on the road and the space above the road is avoided, the utilization efficiency of urban public space resources is improved, no special station needs to be arranged, the railway box girder is convenient to stop at any time, and the engineering cost related to civil engineering and electromechanical systems is reduced; in addition, the vehicle can be separated from the bogie in the traffic system with the structure, so that the service life of the bogie is effectively prolonged, and the vehicle acquisition cost is effectively reduced.

Drawings

The utility model is further described below with reference to the figures and examples.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view;

FIG. 3 is a partial schematic view of the structure;

FIG. 4 is a schematic view of a walking device;

Detailed Description

As shown in the figure: the shared rail transit comprises a rail box girder 1 buried under a road surface, a traveling device 2 and a connecting device 6, wherein the traveling device is installed in the rail box girder and can travel along the rail box girder, a connecting seam is formed in the top of the rail box girder along the length direction of the rail box girder, the connecting device extends out of the rail box girder through the connecting seam and is used for being connected with a carrier 7, and the connecting device is connected with the traveling device and can be driven by the traveling device to travel along the connecting seam. The box girder refers to a girder body structure with a hollow section, the specific section can be a circular, rectangular or other polygonal structure, and a traveling device or other parts can be installed in the box girder; the vehicle can be an existing car or a special vehicle, and the vehicle can carry a power system or not; when the carrier carries a power system, the connecting device and the carrier are of a detachable connecting structure, when the carrier needs to run along a track, the connecting device is connected with the carrier and pulls the carrier to run through the running device, when the carrier reaches a preset destination and needs to run freely, the connecting device is separated from the carrier, and the carrier runs through the power system of the carrier; when the carrier does not carry a power system, the carrier and the connecting device are in a normally connected state, and the carrier is pulled to travel by the traveling device; the connecting device can be arranged to be a telescopic structure, when the connecting device is required to be connected with the carrier, the connecting device extends out of the track box beam and retracts into the track box beam when the connecting device is not required to be connected, the connecting device can directly pull or detach the carrier to provide driving force and braking force for the carrier, or the connecting device can also provide power supply or communication information for the carrier, the connecting device is provided with a wireless communication or wired communication interface and a power supply interface, the carrier receives signals through the communication interface, receives electric energy through the power supply interface and provides power for the carrier; the walking device can be driven by an electric wheel or a magnetic force, and the like, in the embodiment, the walking device is preferably driven by electric power and is converted into linear motion of the walking device through the rotary motion of a motor;

the track box girder can be directly embedded in a road surface or can be installed on the road surface, as shown in a combined figure 2, in the implementation, the track box girder is preferably embedded in the road surface, a seam corresponding to the connecting seam is reserved on the corresponding road surface, and the carrier is driven to run on the road surface through the connecting device; and the carrier is separated from the bogie, so that the service life of the bogie is effectively prolonged, and the vehicle acquisition cost is effectively reduced.

In this embodiment, the traveling device includes a traveling frame 11 located inside the rail box girder, a traveling driving member 5 mounted on the traveling frame for driving the traveling frame to travel along the rail box girder, and a guide wheel 10 mounted on the traveling frame, wherein the guide wheel is supported on the inner wall of the rail box girder in a rolling manner for guiding the traveling frame to travel along the rail box girder with a single degree of freedom. The single-degree-of-freedom walking refers to walking along the extending direction of the track box girder, when the track box girder is a straight line section, the walking frame is guided to walk linearly, and when the track box girder is a curve section, the walking frame is guided to correspondingly walk along a curve; the guide wheels are used for guiding the walking frame to walk so as to ensure the walking stability of the walking frame, so that the walking frame can walk along a preset track, the walking frame is prevented from deflecting in the circumferential direction of the track box girder, the connecting device is stably matched with the connecting seam, lateral interference or collision is avoided, and a stable and high-precision guiding effect is formed on the carrier; the guide function formed by the guide wheels ensures that the walking frame always keeps running inside the track box girder according to a preset line, so that the carriers have the same running track, and the walking guide wheels are in rolling contact with the inner wall of the track box girder in the running process, thereby ensuring that the whole walking device has no risk of overturning;

the walking driving part can be a motor directly driving the guide wheel to rotate, or the walking driving part can be a set of driving system independent of the guide wheel, which can be a driving system formed by a gear and a rack which are matched with the motor, or can be a driving system formed by a ratchet wheel and a chain which are matched with the motor, in the embodiment, a gear and rack transmission structure 3 is adopted and matched with a motor driving gear to rotate to form the walking driving part, wherein the rack is arranged at the bottom of an inner cavity of the track box girder, the gear is arranged on the walking frame in a rotating matching way and is meshed with the rack, the traction motor driving gear rotates to enable the gear to roll along the rack, in addition, a power supply device 4 is arranged at the side part of the inner cavity of the track box girder, a power taking device is arranged on the walking frame, the power taking device is contacted with a contact line of the power supply device to take power, the other end of the power taking device is connected with a traction inversion unit, the traction inversion unit is connected with the traction motor, the traction motor adopts a linear motor, a permanent magnet driving motor or a three-phase asynchronous motor;

the walking frame is also provided with a brake system, wherein the brake system comprises a brake mounting cross beam, a brake clamp, a brake cylinder and a brake pad which are mounted on the walking frame, and the brake system adopts a known structure and is not described in detail;

in addition, a control system is integrated on the walking frame, the carrier can send out instructions, the instructions are transmitted to the control system through a connecting device, the control system analyzes different instructions and transmits the instructions to the walking driving piece, the traction inversion unit executes the starting, braking and speed regulating functions of the traction motor according to the instructions, and information is fed back to the carrier in real time.

In this embodiment, the track box girder is a rectangular cross section, four corners of the track box girder are provided with guide walls in a chamfer shape, and four groups of guide wheels are provided, are respectively pressed on each guide wall, and are in rolling fit with the guide walls. Referring to fig. 2, the four guide walls are arranged in a central symmetrical distribution, and are supported on the guide walls through four sets of guide wheels, so as to play a role in guiding, supporting and stabilizing the whole system.

In this embodiment, track case roof beam inner chamber top department is provided with open-top's drainage box, the drainage box open end is located under the joint line, the through-hole has been seted up to the drainage box lateral wall, connecting device is connected with the walking frame outside the vertical extension of joint line to drainage box then buckles through the through-hole extension to drainage box, the drainage box bottom is equipped with the outlet with the outside intercommunication of track case roof beam. Referring to fig. 3, water permeating from the outside through the connecting seam flows into the drainage box and is directly drained to the outside of the track box girder through the drainage port, and the drainage ditch is correspondingly arranged at the bottom of the embedded position of the track box girder; the lateral through hole of the drainage box is convenient for the installation of the connecting device and does not influence the water storage function of the drainage box.

In this embodiment, the front and back side of walking frame respectively is connected with and indulges the vaulting, the upside of indulging the vaulting is connected with last stull, downside and is connected with down the stull, the leading wheel normal running fit is installed in the both ends of last stull and stull down, the leading wheel at last stull both ends cooperates with two guide walls that are located the top respectively, the leading wheel at stull both ends cooperates with two guide walls that are located the below respectively down. The longitudinal direction of the track box girder is consistent, the horizontal direction is vertical to the horizontal direction, and as shown in a combined view in figure 4, two transversely-arranged longitudinal supports are respectively connected to the front side and the rear side of the walking frame, and the installation of eight guide wheels is facilitated through the arrangement of the upper transverse support and the lower transverse support, and the arrangement of the guide wheels around the walking frame is facilitated, so that the supporting and guiding effects on the walking frame are improved.

In this embodiment, the guide wheel is vertically pressed against the guide wall. The guide wheels are perpendicular to the guide walls of the rail box girders and can only longitudinally roll along the guide walls, and the guide wheels are in contact with the guide walls of the rail box girders in the running process of the system and generate certain pressure, thereby playing the roles of guiding, supporting and stabilizing the whole system.

In this embodiment, the walking frame 11 is a frame structure and has a horizontal hexagon upper and lower sides on a transverse projection plane, the front and rear sides of the walking frame 11 longitudinally protrude outwards and are connected with the longitudinal support, and the walking driving member 5 is wholly or partially installed in an inner cavity of the walking frame 11. Combine fig. 1 and fig. 4 to show, the walking frame is flat structure, be adapted to track case roof beam inner chamber, and the hexagon structure of walking frame makes outside protrusion of its front and back side, does benefit to the wheel base of increase front and back side guide wheel, improves whole running gear's stability, the walking frame is frame construction in addition, its inside installation that does benefit to the walking driving piece, the top and the top of walking frame are horizontal structure, it does benefit to connecting device's installation, the arrangement of the driving piece of also being convenient for simultaneously.

In this embodiment, joint seam department both sides all are provided with sealing member 8, connecting device extends outside the track case roof beam between two sealing members, and two sealing members are sealed with the joint seam after the horizontal elasticity concatenation. The sealing member can prevent that the foreign matter from invading in the track case roof beam, and the sealing member also can be brush or sealing strip, and track case roof beam seal structure is located track case roof beam upper portion, and seal structure parcel connecting device along with connecting device's removal, and connecting device struts two sealing members, and sealing member and the sealed laminating of connecting device, and two sealing members are sealed the laminating each other or are laminated in connecting device department through the elastic deformation of self.

In this embodiment, the upper cross brace and the lower cross brace are connected with the inclined strut at both ends, the inclined strut is perpendicular to the adjacent guide wall, and the guide wheel is installed on the inclined strut. As shown in fig. 4, the installation of the guide wheel is facilitated by the arrangement of the diagonal brace.

In this embodiment, the through-hole is opened in the middle upper position of the lateral wall of the drainage box, and the bottom of the through-hole is horizontally externally connected with a water baffle. As shown in the combination of figure 3, the bottom of the through hole has a set distance from the bottom of the drainage box to prevent accumulated water in the drainage box from overflowing through the through hole, the water baffle is shielded below the bending part of the connecting device, the water baffle is provided with a flow guide inclined plane inclined towards the inner side to guide water to flow to the through hole, and the water leaked is collected in the drainage box through the arrangement of the water baffle.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A shared rail transit is characterized in that: the track box girder walking device comprises a track box girder buried under a road surface, a walking device and a connecting device, wherein the walking device is installed in the track box girder and can walk along the track box girder, a connecting seam is formed in the top of the track box girder along the length direction of the track box girder, the connecting device extends out of the track box girder through the connecting seam and is used for being connected with a carrier, and the connecting device is connected with the walking device and can be driven by the walking device to walk along the connecting seam.

2. The shared rail transit of claim 1, wherein: the running device comprises a running frame positioned in the track box girder, a running driving piece arranged on the running frame and used for driving the running frame to run along the track box girder, and a guide wheel arranged on the running frame, wherein the guide wheel is supported on the inner wall of the track box girder in a rolling manner and used for guiding the running frame to run along the track box girder with single degree of freedom.

3. The shared rail transit of claim 2, wherein: the track box girder is rectangular in cross section, four corners of the track box girder are provided with inverted-angle guide walls, and four groups of guide wheels are arranged and respectively pressed on the guide walls and are in rolling fit with the guide walls.

4. The shared rail transit of claim 2, wherein: track case roof beam inner chamber top department is provided with open-top's drain tank, the drain tank open end is located under the joint line, the through-hole has been seted up to the drain tank lateral wall, connecting device is connected with the walking frame outside the vertical extension of joint line to drain tank then buckles through the through-hole and extend to the drain tank, the drain tank bottom is equipped with the outlet with the outside intercommunication of track case roof beam.

5. The shared rail transit of claim 3, wherein: the walking frame is characterized in that the front side and the rear side of the walking frame are respectively connected with a longitudinal support, the upper side of the longitudinal support is connected with an upper cross support, the lower side of the longitudinal support is connected with a lower cross support, guide wheels are installed at the two ends of the upper cross support and the lower cross support in a rotating fit mode, the guide wheels at the two ends of the upper cross support are respectively matched with two guide walls located above, and the guide wheels at the two ends of the lower cross support are respectively matched with two guide walls located below.

6. The shared rail transit of claim 3, wherein: the guide wheel is vertically pressed on the guide wall.

7. The shared rail transit of claim 5, wherein: the walking frame is of a frame structure, the upper edge and the lower edge of the walking frame are horizontal hexagons, the front side and the rear side of the walking frame longitudinally protrude outwards and are connected with the longitudinal support, and the whole or part of the walking driving piece is arranged in the inner cavity of the walking frame.

8. The shared rail transit of claim 1, wherein: the connecting device is characterized in that sealing pieces are arranged on two sides of the connecting seam, the connecting device extends out of the track box girder between the two sealing pieces, and the connecting seam is sealed after the two sealing pieces are transversely and elastically spliced.

9. The shared rail transit of claim 5, wherein: go up stull and stull both ends down and be connected with the bracing, the bracing is perpendicular with adjacent guide wall, the leading wheel is installed on the bracing.

10. The shared rail transit of claim 4, wherein: the through hole is arranged at the middle upper position in the side wall of the drainage box, and the bottom of the through hole is horizontally externally connected with a water baffle.