CN112127217B

CN112127217B - Rail transit turnout system

Info

Publication number: CN112127217B
Application number: CN202010893368.0A
Authority: CN
Inventors: 冯晔; 黄美林; 苏利杰; 刘爱文; 陈治国; 宋少波; 姚雄; 罗辉; 王全虎; 崔灿
Original assignee: CRRC Yangtze Co Ltd
Current assignee: CRRC Yangtze Co Ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2022-03-01
Anticipated expiration: 2040-08-31
Also published as: JP2023538168A; CN112127217A; EP4206402A1; AU2021334603A1; WO2022042338A1; AU2021334603B2

Abstract

The invention relates to a rail transit turnout system. The first end setting of the switch roof beam of this system is on first transition pier stud, the first end of switch roof beam passes through the core pin and rotationally connects on first transition pier stud, vertical setting is followed to the core pin, the second end setting of switch roof beam is on second transition pier stud, the second end of switch roof beam can walk on second transition pier stud, branch line track roof beam is provided with two at least, branch line track roof beam passes through the branch line pier stud fixed support of a plurality of interval settings, every branch line track roof beam all has relative first end and second end, the switch roof beam sets up between basic track roof beam and branch line track roof beam, the first end of switch roof beam docks with the one end of basic track roof beam face to switch roof beam, the second end of switch roof beam operationally select with the first end butt joint of certain branch line track roof beam, the second end of branch line track roof beam extends to the direction of keeping away from the switch roof beam. The invention has simple and reliable operation, can effectively shorten the switching time and improve the transportation efficiency, and has good practical value.

Description

Rail transit turnout system

Technical Field

The invention belongs to the technical field of rail transit systems, and particularly relates to a rail transit turnout system.

Background

The suspension type monorail system belongs to one of aerial rail transport systems, has the advantages of good compatibility, high safety, high integration, low manufacturing cost, flexible circuit, environmental protection, low noise and the like, meets the transportation requirements of modern urban rail transit, and is widely applied to the construction of novel urban rail transit in China.

At present, domestic suspension type single-rail traffic turnouts are mainly single turnouts, and multiple turnouts disclosed in practical application have two types, namely a translational beam-changing type and a segmental type, wherein the translational beam-changing type turnout realizes the conversion of a line between a straight-line passing state and a curved-line passing state mainly through the parallel movement of a branch-line track beam and a curved-line track beam; the sectional turnout consists of a fixed beam, a driving beam and a driven beam, and is mainly characterized in that the driving beam and the driven beam are driven to switch integrally by a motor mounted on the driving beam, so that a vehicle passes on a gentle broken line similar to an arc curve.

The translation beam-changing type multi-turnout structure in the suspension type rail transit system is heavy, the requirement on the strength of a pier column and a related mechanism is high, and the defects of large power required by switching, long switching time, poor economy and the like exist; when the sectional type turnout is switched, the turnout beam is a multi-section broken line beam, the pier stud has more foundations, and meanwhile, the requirements on the precision of a driving motor are high, and the reliability is poor.

Therefore, improvements in the prior art are needed.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a track traffic turnout system, which aims to solve the technical problems that in a suspension type track traffic system in the prior art, a translation beam-changing type multi-turnout structure is heavy, the requirements on the strength of a pier column and related mechanisms are high, the required power for switching is high, the switching time is long, the economy is poor and the like, and the technical problems that when a section type turnout is switched, the turnout beam is a multi-section broken line beam, the pier column has more bases, the requirements on the precision of a driving motor are high, and the reliability is poor.

The technical scheme of the invention is as follows:

a rail transit switch system, the system comprising:

the foundation rail beam is fixedly supported by a plurality of foundation pier columns arranged at intervals;

the turnout comprises a turnout beam, a first transition pier column and a second transition pier column, wherein the turnout beam is provided with a first end and a second end which are opposite to each other, the first end of the turnout beam is arranged on the first transition pier column, the first end of the turnout beam is rotatably connected to the first transition pier column through a center pin, the center pin is vertically arranged, the second end of the turnout beam is arranged on the second transition pier column, and the second end of the turnout beam can walk on the second transition pier column;

the turnout comprises at least two branch rail beams, the branch rail beams are fixedly supported through a plurality of branch pier columns arranged at intervals, each branch rail beam is provided with a first end and a second end which are opposite to each other, the turnout beam is arranged between the basic rail beam and the branch rail beam, the first end of the turnout beam is in butt joint with one end, facing the turnout beam, of the basic rail beam, the second end of the turnout beam is in butt joint with the first end of one branch rail beam in an operable mode, and the second end of the branch rail beam extends in the direction far away from the turnout beam.

Further, two compensating assemblies are disposed on the first transition pier, the two compensating assemblies being disposed opposite each other on both sides of the switch beam, each compensating assembly including at least one compensating device having an output portion operatively inserted into a gap between a first end of the switch beam and an end of the base track beam facing the switch beam.

Further, the compensation device comprises a compensation beam being an output of the compensation device, the compensation beam being operable to move in a direction perpendicular to the base track beam.

Furthermore, the first transition pier stud comprises two opposite supporting columns, and a supporting seat corresponding to the compensating device is arranged on the inner side of each supporting column;

the compensating device comprises a fixed seat and a driving unit, wherein the fixed seat is fixedly arranged on the corresponding supporting seat, the fixed end of the driving unit is fixedly arranged on the fixed seat, the output end of the driving unit can stretch and move back and forth along the horizontal direction, and the output end of the driving unit is fixedly connected with the compensating beam.

Furthermore, a guide rail is arranged on the supporting seat;

the bottom of the compensation beam is provided with a roller, and the roller is arranged on the guide rail in a rolling manner.

Furthermore, a guide plate corresponding to the compensation device is arranged on the inner side of the support column, and a sliding groove is formed in the bottom of the guide plate;

the top of the compensation beam is arranged in the sliding groove of the corresponding guide plate in a sliding mode.

Still further, the system further comprises locking devices, one for each of the compensating devices, the locking devices comprising:

the positioning seats are fixedly arranged on the corresponding compensation beams, and locking holes are formed in the positioning seats;

the telescopic mechanism is fixedly arranged on the first transition pier stud;

the positioning pin is provided with a first end and a second end which are opposite to each other, the first end of the positioning pin is fixedly connected to the output end of the telescopic mechanism, and the second end of the positioning pin is operably inserted into the locking hole in the positioning seat.

Further, the second end of switch roof beam is in through running gear the walking on the second transition pier stud, running gear includes:

the walking track is arc-shaped, and the circle center of the arc is positioned on the central line of the central pin;

and the second end of the turnout beam is connected to the walking unit, and the walking unit can walk on the walking track in an operable mode.

Further, walk the unit and include first side bearer and the second side bearer that sets up relatively, first side bearer with connect through the tie-beam between the both ends of second side bearer, first side bearer with the bottom of second side bearer all is provided with the mounting groove, the second end of switch roof beam fixed connection in proper order in the mounting groove of first side bearer with the bottom of second side bearer.

Still further, the running unit further comprises:

the tops of the first side frame and the second side frame are connected through a plurality of wheel shafts arranged at intervals, one wheel shaft of the plurality of wheel shafts is provided with a driving wheel, and the driving wheel is arranged on the walking track in a rolling manner;

the driving motor is fixedly arranged on the outer side of the second side frame, and an output shaft of the driving motor is fixedly connected with one wheel shaft of the plurality of wheel shafts.

The invention has the beneficial effects that:

according to the track traffic turnout system provided by the invention, the first end of the turnout beam is in butt joint with one end, facing the turnout beam, of the basic track beam, the first end of the turnout beam is rotatably arranged on the first transition pier stud, and the second end of the turnout beam is operably and selectively in butt joint with the first end of a certain branch track beam, so that the purpose of switching can be realized by operating the rotation of the first end of the turnout beam on the first transition pier stud.

Compared with a translational beam-changing type multi-turnout, the turnout main body is a section of turnout beam, and is shorter in length, so that the mass of the multi-turnout beam in the prior art can be greatly reduced, the volume and the mass of a pier column are reduced, and the cost is reduced;

compared with a section type multi-turnout, the invention only generates one broken line section and only needs two transition pier column beams, thereby having higher reliability and lower cost.

The track traffic turnout system disclosed by the invention is simple and reliable to operate, can effectively shorten the switching time and improve the transportation efficiency, and has good practical value.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a rail transit turnout system according to the present embodiment;

FIG. 2 is a schematic structural diagram of the compensating assembly of FIG. 1;

FIG. 3 is a schematic view of the arrangement of the locking device of FIG. 2;

FIG. 4 is a schematic view of the assembly of the turnout beam and the running mechanism;

FIG. 5 is a schematic structural view of a traveling mechanism;

FIG. 6 is a schematic view of the compensating beam in a standby position;

FIG. 7 is a schematic view of a first compensating beam and a third compensating beam in a compensating position;

figure 8 is a schematic view of the switch beam switching to the left index position,

FIG. 9 is a schematic view of a third compensating beam and a fourth compensating beam in a compensating position;

FIG. 10 is a schematic view of the turnout beam switching to the right index position;

fig. 11 is a schematic view of a state where the first compensation beam and the second compensation beam are located at a compensation position.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself. Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

Fig. 1 is a schematic structural diagram of a rail transit turnout system of this embodiment, with reference to fig. 1, the system includes a base rail beam 1, a turnout beam 5 and branch rail beams, wherein the base rail beam 1 is fixedly supported by a plurality of base piers 2 arranged at intervals, the turnout beam 5 has opposite first and second ends, the first end of the turnout beam 5 is arranged on a first transition pier 3, the first end of the turnout beam 5 is rotatably connected to the first transition pier 3 by a center pin 4, the center pin 4 is arranged vertically, the second end of the turnout beam 5 is arranged on a second transition pier 6, the second end of the turnout beam 5 can walk on the second transition pier 6, at least two branch rail beams are arranged, the branch rail beams are fixedly supported by a plurality of branch piers 7 arranged at intervals, each branch rail beam has opposite first and second ends, the turnout beam 5 is arranged between the basic track beam 1 and the branch track beams, the first end of the turnout beam 5 is in butt joint with one end, facing the turnout beam 5, of the basic track beam 1, the second end of the turnout beam 5 is in butt joint with the first end of one branch track beam in an operable and selective mode, and the second end of the branch track beam extends towards the direction far away from the turnout beam.

In the time of actual operation, the rotation of first end on first transition pier stud 3 through operation switch roof beam 5, can realize the purpose of goat hair, compare in the translation trade the many switches of roof beam type, this embodiment only adopts one section switch roof beam as the switch main part, length is shorter, can alleviate the quality of the many switches of switch roof beam among the prior art greatly, the volume and the quality of pier stud have been alleviateed simultaneously, the cost is reduced, and compare in the many switches of festival section type, this embodiment only produces a broken line section, and only need two transition pier stud roof beams can, the reliability is higher, the cost is lower.

For the present embodiment, three branch line track beams may be provided, which are a first branch line track beam 8, a second branch line track beam 9, and a third branch line track beam 10, where the first branch line track beam 8 and the third branch line track beam 10 are respectively provided on two sides of the second branch line track beam 9, the second branch line track beam 9 and the basic track beam 1 are located on the same straight line, and the first branch line track beam 8, the second branch line track beam 9, and the third branch line track beam 10 are arranged in a fan shape.

Referring to fig. 1, in this embodiment, the first ends of the plurality of spur track beams may be fixedly supported by one spur abutment 7.

In order to adapt to the rotation of the turnout beam, a gap needs to be arranged between the basic track beam 1 and the turnout beam 5, so that the gap is not beneficial to the operation of a railway vehicle between the basic track beam 1 and the turnout beam 5, and in order to solve the problem, the compensation assembly is arranged in the embodiment.

Fig. 2 is a schematic structural diagram of the compensation assembly in fig. 1, and referring to fig. 2, two compensation assemblies are disposed on the first transition pier 3 of this embodiment, the two compensation assemblies are disposed on two sides of the switch beam 5, each compensation assembly includes at least one compensation device 12, the compensation device 12 has an output portion, the output portion of the compensation device 12 is operatively inserted into a gap between a first end of the switch beam 5 and an end of the base track beam 1 facing the switch beam 5, so that the gap between the base track beam 1 and the switch beam 5 can be filled, and reliability of the operation of the railway vehicle between the base track beam 1 and the switch beam 5 can be ensured.

With reference to fig. 2, the compensating device 12 of the present embodiment comprises a compensating beam 122, the compensating beam 122 being the output of the compensating device, the compensating beam 122 being operable to move in a direction perpendicular to the base track beam 1.

Further, referring to fig. 2, in this embodiment, the first transition pier 3 includes two opposite supporting columns 301, a supporting seat 302 corresponding to the compensating device 12 is disposed on an inner side of the supporting column 301, the compensating device 12 further includes a fixing seat 302 and a driving unit 125, the fixing seat 302 is fixedly disposed on the corresponding supporting seat 302, the fixing seat 125 is fixedly disposed on the fixing seat 302, an output end of the driving unit 125 can move back and forth in a horizontal direction in a telescopic manner, an output end of the driving unit 125 is fixedly connected to the compensating beam 122, and when the compensating beam 122 is required to compensate a gap between the base track beam 1 and the turnout beam 5, the output end of the driving unit 125 can drive the compensating beam 122 to move.

In this embodiment, two driving units 125 may be disposed oppositely along the horizontal direction, the two driving units 125 move synchronously, so that the compensating beam 122 moves according to a predetermined direction, and the driving units 125 may select a linear reciprocating mechanism such as an electric push rod and a hydraulic oil cylinder, which is not limited in this embodiment.

Further, referring to fig. 2, in this embodiment, the supporting base 302 may be provided with a guide rail, and the bottom of the compensating beam 122 is provided with the roller 128, and the roller 128 is rolling arranged on the guide rail, so as to reduce friction force and improve the operation speed of the compensating beam 122.

Referring to fig. 2, in this embodiment, a reinforcing plate 303 may be disposed at the bottom of the supporting base 302, and the reinforcing plate 303 is connected to the supporting column 301 on the same side, so as to improve the bearing capacity of the supporting base 302.

Further, in the present embodiment, in combination with fig. 2, the inner side of the supporting column 301 is provided with a guiding plate 304 corresponding to the compensating device 12, the bottom of the guiding plate 304 is provided with a sliding slot, and the top of the compensating beam 122 is slidably disposed in the sliding slot of the corresponding guiding plate 304 to guide the movement of the compensating beam 122.

Referring to fig. 2, the first transition pier 3 of the present embodiment further includes a top beam 305 connected to two opposite support columns 301, and a connection plate 306 is disposed between the top of the guide plate 304 and the top beam 305 to improve the reliability of the installation of the guide plate 304.

In order to prevent the compensating beam 122 from returning when the compensating beam 122 is operated to the gap between the base track beam 1 and the switch beam 5, each compensating device 12 of the present embodiment is provided with a locking device. Referring to fig. 2, the locking device of this embodiment includes a positioning seat 126, a telescopic mechanism and a positioning pin 127, wherein the positioning seat 126 is fixedly disposed on the corresponding compensation beam 122, a locking hole is disposed on the positioning seat 126, the telescopic mechanism is fixedly disposed on the first transition pier 3, the positioning pin 127 has a first end and a second end opposite to each other, the first end of the positioning pin 127 is fixedly connected to the output end of the telescopic mechanism, the second end of the positioning pin 127 is operatively inserted into the locking hole of the positioning seat 126, and when the compensation beam 122 is compensated to a proper position, the telescopic mechanism is operated to move, and the second end of the positioning pin 127 is inserted into the locking hole of the positioning seat 126, so that the compensation beam 122 can be locked.

In this embodiment, the positioning seat 126 is preferably disposed at the bottom of the outer side of the compensating beam 122, and two locking holes on the positioning seat 126 are preferably disposed, and the two positioning holes are respectively located at two sides of the compensating beam 122, so that the compensating beam 122 can be locked from two directions, and the reliability of locking is improved.

Fig. 3 is a schematic layout view of the locking device shown in fig. 2, and with reference to fig. 3, in this embodiment, two telescoping mechanisms 1210 are disposed in the supporting seat 302, output ends of the two telescoping mechanisms 1210 extend and retract vertically, an axial direction of the locking hole on the positioning seat 126 is vertical, and when the telescoping mechanisms are operated, the positioning pin 127 connected to the output ends of the telescoping mechanisms 1210 can be inserted into the locking hole on the positioning seat 126.

Of course, the two telescoping mechanisms 1210 of this embodiment may also be disposed on the top of the supporting base 302, the telescoping ends of the telescoping mechanisms 1210 move along the horizontal direction, the axial direction of the locking hole on the positioning seat 126 is the horizontal direction, and the positioning pin 127 connected to the output end of the telescoping mechanism 1210 may also be inserted into the locking hole on the positioning seat 126 when the telescoping mechanism is operated.

It should be noted that the output end of the telescoping mechanism is in the retracted state before the compensating beam 122 is positioned, so that the operation of the compensating beam 122 is not affected.

Further, referring to fig. 2, in the present embodiment, a support plate 129 is disposed on an inner side surface of the compensating beam 122, the support plate 129 is used for supporting a road wheel of the rail vehicle to pass through, and the inner side surface of the compensating beam 122 above the support plate 129 is used for supporting a guide wheel of the rail vehicle to adapt to smooth passing of the rail vehicle with the guide wheel.

Referring to fig. 1, in this embodiment, the second end of the switch beam 5 travels on the second transition pier 6 through the traveling mechanism 11, fig. 4 is an assembly diagram of the switch beam and the traveling mechanism, fig. 5 is a structural diagram of the traveling mechanism, referring to fig. 1, fig. 4 and fig. 5, the traveling mechanism 11 of this embodiment includes a traveling rail 117 and a traveling unit, the traveling rail 117 is an arc, the center of the arc is located on the center line of the center pin 4, the second end of the switch beam 5 is connected to the traveling unit, the traveling unit is operable to travel on the traveling rail 117, the first end of the switch beam 5 rotates by a certain angle around the center pin, the switch beam 5 is in butt-joint communication with the branch rail beam of the branch to be guided, and the key action of the switch beam is completed.

With reference to fig. 4 and 5, the running unit of this embodiment includes a first side frame 111 and a second side frame 115 that are disposed oppositely, two ends of the first side frame 111 and the second side frame 115 are connected by a connecting beam 116, two sides of the bottom of the first side frame 111 and the bottom of the second side frame 115 are both provided with mounting grooves 118, and a second end of the switch beam 5 is sequentially and fixedly connected to the mounting grooves 118 of the bottom of the first side frame 111 and the bottom of the second side frame 115, so that the second end of the switch beam 5 can be assembled with the running unit.

The first side frame 111, the second side frame 115 and the connecting beam 11 constituting the running unit are preferably integrally formed to provide the running unit with sufficient load bearing strength.

Referring to fig. 5, the traveling unit of this embodiment further includes a driving motor 114 and a plurality of axles 113, the tops of the first side frame 111 and the second side frame 115 are connected by a plurality of axles 113 arranged at intervals, one axle 113 of the plurality of axles 113 is provided with a driving wheel 119, the remaining axles 113 of the plurality of axles 113 are provided with driven wheels 112, the driving wheel 119 and the driven wheels 112 are both arranged on the traveling rail 117 in a rolling manner, the driving motor 114 is fixedly arranged outside the second side frame 115, an output shaft of the driving motor 114 is connected with the axle 113 provided with the driving wheel 119, so that the driving motor 114 can drive the axle 113 provided with the driving wheel 119 to rotate, further drive the driving wheel 119 on the axle 113 to rotate on the traveling rail 117, so as to realize the movement of the traveling unit on the traveling rail 117, and the movement of the traveling unit can drive the plurality of driven wheels 112 to roll on the traveling rail 117, to equalize the movement of the running units.

In this embodiment, the driving wheel 119 is disposed on the wheel axle 113 among the plurality of wheel axles 113, and a mode of matching one driving wheel 119 with the plurality of driven wheels 112 is selected, so that the structure can be simplified, and the space can be optimized.

It should be noted that, in this embodiment, each wheel axle may further be provided with a plurality of wheels to further improve the moving balance performance of the walking unit, and the driving motor of this embodiment may rotate in forward and reverse directions to ensure the left and right swinging of the turnout beam around the central rotating device during switching, of course, the driving motor is not the only driving mode, and may also be driven by an electric push rod or by installing a slide rail on the side surface of the turnout beam to cooperate with a rotating arm, which is not limited in this embodiment.

The working principle of the rail transit turnout system of the embodiment is as follows:

switching action flow:

taking a three-throw turnout as an example, assuming that the initial position of a turnout beam is a straight line position and is in a state shown in fig. 1, the initial position of a compensation beam is that the compensation beam is completely pulled out of the turnout beam, namely a waiting station, the compensation beam enters a gap between the turnout beam 5 and a basic track beam 1 to be completely compensated, and the position of the compensation beam is a compensation position at the moment, in this case, the arrangement of the compensation beam is as shown in fig. 6, in combination with fig. 6, four compensation beams are arranged, namely a first compensation beam 121, a second compensation beam 122, a third compensation beam 123 and a fourth compensation beam 124, the first compensation beam 121 and the second compensation beam 122 are a group of compensation beams, the third compensation beam 123 and the fourth compensation beam 124 are another group of compensation beams, and the two groups of compensation beams are respectively located on two sides of the gap between the turnout beam 5 and the basic track beam 1;

the turnout straight line position switching process comprises the following steps: receiving a straight line position switching instruction → returning all the compensating beams to the waiting station → a walking mechanism receives the instruction, driving the turnout beam to walk on the second transition pier stud, driving the turnout beam to switch to the straight line position → the turnout beam to switch in place, receiving the instruction by the first compensating beam and the third compensating beam, pushing the compensating beam into the compensating position, forming the state shown in figure 7 by the compensating beam → locking the compensating beam by corresponding locking devices after the compensating beam is in place, further completing the switching locking → completing the switching, and waiting for the next switching instruction;

and (3) left-index switching process of turnout: receiving a left turning point instruction → all the compensating beams return to the waiting station → the walking mechanism receives the instruction, driving the turnout beam to walk on the second transition pier stud, driving the turnout beam to switch to the left turning point, forming the state shown in figure 8 → after the turnout beam is switched in place, receiving instructions by the third compensating beam and the fourth compensating beam, pushing the third compensating beam and the fourth compensating beam into the compensating position, enabling the compensating beams to form the state shown in figure 9 → after the turnout beam is switched in place, locking the compensating beams by corresponding locking devices, further completing the switching locking → the switching, and waiting for the next switching instruction;

and (3) right-transposition switching process of turnout: receiving a right turning position switch instruction → all the compensating beams return to the waiting station → the walking mechanism receives an instruction, driving the turnout beam to walk on the second transition pier stud, driving the turnout beam to switch to the right turning position, forming the state shown in figure 10 → after the turnout beam is switched in place, pushing the compensating beam I and the compensating beam II into the compensating position, enabling the compensating beam to form the state shown in figure 11 → after the turnout beam is switched in place, locking the compensating beam by corresponding locking devices, further completing the switching locking → the switching, and waiting for the next switching instruction.

In the embodiment, the compensation device, the locking device and the travelling mechanism have independent control logics and can act independently, so that the automatic operation is characterized.

In conclusion, the track traffic turnout system disclosed by the embodiment is simple and reliable to operate, can effectively shorten switching time and improve transportation efficiency, and has good practical value.

The following embodiments are provided for the purpose of illustrating the present invention and are not to be construed as limiting the present invention in any way, and it will be apparent to those skilled in the art that the technical features of the present invention can be modified or changed in some ways without departing from the scope of the present invention.

Claims

1. A rail transit switch system, the system comprising:

the branch rail beams are fixedly supported by a plurality of branch pier columns arranged at intervals, each branch rail beam is provided with a first end and a second end which are opposite to each other, the turnout beam is arranged between the basic rail beam and the branch rail beam, the first end of the turnout beam is in butt joint with one end, facing the turnout beam, of the basic rail beam, the second end of the turnout beam is in butt joint with the first end of one branch rail beam in an operable mode, and the second end of the branch rail beam extends in a direction far away from the turnout beam;

two compensation assemblies are arranged on the first transition pier stud and are oppositely arranged on two sides of the turnout beam, each compensation assembly comprises at least one compensation device, each compensation device is provided with an output part, and the output part of each compensation device is operatively inserted into a gap between a first end of the turnout beam and one end of the basic track beam facing the turnout beam;

the compensation device comprises a compensation beam which is an output part of the compensation device and can move along a direction perpendicular to the base track beam in an operable way;

the first transition pier stud comprises two opposite supporting columns, and a supporting seat corresponding to the compensating device is arranged on the inner side of each supporting column;

the compensating device comprises a fixed seat and a driving unit, the fixed seat is fixedly arranged on the corresponding supporting seat, the fixed end of the driving unit is fixedly arranged on the fixed seat, the output end of the driving unit can stretch and move back and forth along the horizontal direction, and the output end of the driving unit is fixedly connected with the compensating beam;

the supporting seat is provided with a guide rail;

the bottom of the compensation beam is provided with a roller wheel, and the roller wheel is arranged on the guide rail in a rolling manner;

a guide plate corresponding to the compensation device is arranged on the inner side of the support column, and a sliding groove is formed in the bottom of the guide plate;

2. The rail transit switch system as claimed in claim 1, further comprising locking devices, one for each of said compensating devices, said locking devices comprising:

the telescopic mechanism is fixedly arranged on the first transition pier stud;

3. The rail transit switch system as claimed in any one of claims 1-2, wherein the second end of the switch beam is walked on the second transition pier through a running gear, the running gear comprising:

4. The rail transit turnout system of claim 3, wherein the walking unit comprises a first side frame and a second side frame which are arranged oppositely, two ends of the first side frame and the second side frame are connected through a connecting beam, mounting grooves are formed in the bottoms of the first side frame and the second side frame, and the second end of the turnout beam is fixedly connected to the mounting grooves in the bottoms of the first side frame and the second side frame in sequence.

5. The rail transit switch system as claimed in claim 4, wherein said running unit further comprises: