CN214737036U

CN214737036U - Agile device for track system

Info

Publication number: CN214737036U
Application number: CN202120563138.8U
Authority: CN
Inventors: 万光军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-16
Anticipated expiration: 2031-03-19

Abstract

The utility model relates to a agility device for rail system relates to a track lane change device, especially a can realize quick, the track circuit agility device that switches freely. The front end and the rear end are connected in series through the rotary connector, and are respectively connected with the existing track system or directly adopt the existing track; the front end and the rear end respectively comprise a single-end rail and/or a multi-end rail and an end fixing piece; the rotary connector is a rotatable device and is provided with a rotary connector body, and the side surfaces of the rotary connector body can be provided with a rotary connector track according to needs; the middle part of the rotary connecting piece body is longitudinally provided with an installation shaft hole. The device has the advantages of small occupied space, high switching speed, capability of automatic or manual control, remote operation, high safety, capability of realizing one-to-many, many-to-one or many-to-many switching on one device, simple structure, easiness in maintenance, capability of improving the running speed of the carrier during passing, and the like.

Description

Agile device for track system

Technical Field

The utility model relates to a agility device for rail system relates to a track lane change device, especially a can realize quick, the track circuit agility device that switches freely.

Background

The rail technology is widely applied to various fields such as transportation, entertainment and entertainment, equipment manufacturing and the like. The track technology has the advantages of stable line, strong interference resistance, centralized control, full utilization of three-dimensional space, relatively low requirement on geological conditions, moderate manufacturing cost, flexible selection of bearing capacity and the like. However, the existing track technology has some defects, thereby influencing the further development of the track technology. The method is mainly characterized in that the circuit is fixed, the circuit is difficult to expand, the circuit switching speed is low, the switching equipment is large in size, the construction cost is still high, and the like. Especially, the occupied space of the line switching equipment (turnout) is huge, so that the line switching is realized by adopting the turnout technology with high cost and huge occupied space in the aspects of railways and subways, the application fields of other track technologies mostly adopt a mode of closing a single track, the track passing efficiency is greatly influenced, and the regional coverage of track application is difficult to expand. The rail cars in the common game places can only run in a single-line rail system, all stations can only be arranged in series, and when the front vehicles stay on the rails or the rails need to be maintained, the rear vehicles can only wait, so that the running on the whole rails needs to be suspended.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the aforesaid weak point provide a agility device for rail system, be a be applied to rail system's quick track circuit auto-change over device, have that occupation space is little, switching speed is fast, can carry out automation or manual control, but remote operation, security height, can realize carrying out on a device one to many, many to one or many to many switch, simple structure easily maintain, can improve advantages such as the functioning speed when the carrier passes through.

The utility model discloses an adopt following technical scheme to realize:

a agility device for a track system comprises a front end, a rotary connector and a rear end, wherein the front end and the rear end are connected in series through the rotary connector, and the front end and the rear end are respectively connected with the existing track system or directly adopt the existing track;

the front end and the rear end both comprise single-end rails and/or multi-end rails and end fixing pieces. The single-end rail is composed of a single rail body, the multi-end rail is composed of a plurality of rail bodies which are arranged in an array mode, and the longitudinal direction of each rail body is curved or linear; the front end and the rear end can be provided with one or more single-end rails and/or multi-end rails according to the use requirement.

The end fixing piece is arranged at the upper part or the lower part of one end of the track body according to different forms of tracks (bearing, riding and suspending), the end fixing piece can be integrated with the tracks or arranged independently, and the end part of the end fixing piece is provided with a fixing hole for installing a bearing of the rotary connecting piece.

The track bodies at the front end and the rear end can adopt a single track, and the cross section of the track body is I-shaped or in other forms; conventional dual or multiple tracks parallel to each other may also be used. The track can be of a load-bearing type, a riding type or a suspension type.

The rotary connector is a rotatable device and is provided with a rotary connector body, and the side surfaces of the rotary connector body can be provided with a rotary connector track according to needs; the middle part of the rotary connecting piece body is longitudinally provided with an installation shaft hole; the spin-on member track is linear and/or curvilinear.

The rotary connecting piece body is a three-diamond column, a cuboid and a polygonal column, and the specific form is determined according to the number of tracks to be switched.

The utility model discloses during the use, through connect a bearing with the front end soon, connect ware and rear end to establish ties soon, the cooperation uses control system and power energy and access system, when the carrier advances to connecing the ware soon from front end or rear end, the operation data of the relevant carrier of sensor response in the controller, and send to the control maincenter by the communicator, send the actuating mechanism that the operation appointed controller by the control maincenter rethread communicator, it is fixed to make to connect the ware rotatory suitable angle and locking soon, utilize the track on it to communicate the corresponding track on front end and the rear end, let the carrier can continue the operation according to the original circuit of deciding.

The utility model discloses can be applied to various types of rail systems such as double track, multiple track, ride sitting posture single track, suspension type single track, consequently as required, front end and rear end can be bilinear way, three circuit or more, only are subject to device volume and track arrangement.

Compared with the prior art, the beneficial effects of the utility model include following aspect:

1) one-to-many and many-to-many switching can be realized on one component, and the occupied space is far smaller than that of a turnout technology; the utility model can effectively check whether the working state is normal only by monitoring one device without checking a plurality of components as required by the traditional turnout technology; the rotary component can conveniently realize the closing of the action mechanism to prevent sundries from being clamped; when no carrier passes through, the rotary part can be subjected to rotation test by the control system, so that jamming early warning is realized; even if the rotary connector cannot rotate in place due to being stuck or device failure, the track is in a closed state, the carrier only needs to face the collision risk and does not need to face the derailment risk, and the two risks can be avoided as long as the carrier can decelerate in advance.

2) The defects of the track bifurcation technology in the existing theory are completely overcome.

The bifurcation theory can only be applied to a gate-type track, and the selection of the traveling direction is executed by a carrier, so that the bifurcation has a derailment risk, and the bifurcation theory is not adopted at present.

The utility model discloses when being applied to railway and subway system, can reduce the space that the switch occupy, instruction complexity, reduction because of the accident risk that the switch failure brought when reducing the linkage of multichannel switch, and the maintenance work volume is also less, and switching speed is fast, can increase vehicle operation density in order to improve entire system's efficiency. Meanwhile, a good support is provided for the networking of railways or subways, and the reliability of the system is improved. Particularly when the track needs to be repaired or an accident happens, the vehicles can be flexibly arranged to bypass without stopping or running at a low speed.

The utility model discloses when being applied to urban public transport, can cooperate and adopt lightweight rail system and carriage (every car only carries 1-4 people etc.). The light-weight track system has the advantages of low requirement on the geological landform of construction and almost applicability to all cities, and can be constructed in a network manner in the cities so as to gradually cover the whole cities. Because the stations are easy to set, a large number of stations can be set without increasing the construction cost and difficulty, a user can arrive at any station in a rail network without transfer, the traffic efficiency is greatly improved, the investment in a bus system and a subway can be reduced, the number of private car trips is also reduced, and the root cause of urban congestion is eliminated. From the construction scale, the size can be set according to the requirement, the operation is flexible, the future extension and the adjustment are easy, and the cost is low; from the aspect of construction cost, under the condition of considering road investment and the like, the scheme is the scheme with the lowest comprehensive cost in all the existing transportation means, is beneficial to the construction of investors, is also beneficial to reducing the use cost of users, and is a real item for benefiting people; from the influence of the construction process, the influence on the existing traffic system is extremely small, and the existing traffic jam condition of a city cannot be aggravated due to construction; from the aspect of safety, the loss caused by traffic accidents can be greatly reduced; from the aspect of environmental protection, pollutants in the whole processes of production, use, abandonment and the like of vehicles are greatly reduced; from the aspect of energy utilization efficiency, the defects of no load, insufficient delivery capacity, waiting waste in operation and the like in the existing public transport can be avoided; from the science and technology perspective, can realize comprehensive unmanned, automatic dispatch reduces full system staff's quantity.

The utility model discloses when being applied to amusement recreation, can set up the website through the track network system that the construction covered scenic spot or garden, for the visitor provides the facility that can easily travel complete individual scenic spot or garden, reduces fatigue degree to improve visitor's participation and each item scenic spot garden facility's rate of utilization, and then except increasing the utility model discloses outside the ticket income of direct production, also improved the earning rate of establishing the facility in the district. In addition, by the design of the track route, the sightseeing and playing functions can be provided for the tourists, and the tourists can also become an entertainment device.

The utility model discloses when being applied to the transportation field, can provide personnel in the factory area and ride instead of walk, cargo transportation function such as in large-scale factory, improve productivity.

The utility model discloses when being applied to equipment manufacturing, can be applied to such as commodity circulation letter sorting system, automatic vending machine etc. can reduce equipment volume, improve equipment work efficiency.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

FIG. 1 is a schematic structural view of a bearing of a rotary joint according to the present invention;

fig. 2 is a schematic structural view of a front single-end rail and an end fixing member in embodiment 1 of the present invention (the rail and the end fixing member are integrated);

fig. 3 is a schematic structural view of a rear multi-end rail and an end fixing member in embodiment 1 of the present invention (the rail and the end fixing member are integrated);

fig. 4 is a schematic structural view of a spinner in embodiment 1 of the present invention;

fig. 5 is a schematic view of the front end, the screw connector and the rear end assembly in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a front single-end rail and an end fixing member in embodiment 2 of the present invention (the rail and the end fixing member are integrated);

fig. 7 is a schematic structural view of a rear multi-end rail and an end fixing member in embodiment 2 of the present invention (the rail and the end fixing member are integrated);

fig. 8 is a schematic structural view of a spinner according to embodiment 2 of the present invention;

fig. 9 is a schematic view of the front end, the screw connector and the rear end assembly in embodiment 2 of the present invention;

fig. 10 is a schematic structural view of a front single-end rail and an end fixing member according to embodiment 3 of the present invention (the rail and the end fixing member are integrated);

fig. 11 is a schematic structural view of a rear multi-end rail and an end fixing member according to embodiment 3 of the present invention (the rail and the end fixing member are integrated);

fig. 12 is a schematic structural view of a spinner according to embodiment 3 of the present invention;

fig. 13 is a schematic view of the front end, the screw connector and the rear end assembly in embodiment 3 of the present invention;

fig. 14 is a schematic structural view of the front end and end fixing member according to embodiment 4 of the present invention (the rail and the end fixing member are integrated), and the schematic structural view of the rear end is the same as the front end;

fig. 15 is a schematic structural view of a spinner according to embodiment 4 of the present invention;

fig. 16 is a schematic view of the front end, the screw connector, and the rear end assembly according to embodiment 4 of the present invention.

In the figure: 1. the device comprises a front end 1-1, an end fixing piece 1-2, a fixing hole 2, a screwing device 2-1, a screwing piece body 2-2, an installation shaft hole 2-3, a screwing piece track 3, a rear end 4, a screwing piece bearing 5 and a single end track.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings 1 to 16, in conjunction with specific embodiments.

A agility device for a track system comprises a front end 1, a rotary connector 2 and a rear end 3, wherein the front end 1 and the rear end 3 are connected in series through the rotary connector 2, and the front end 1 and the rear end 3 are respectively connected with the existing track system or directly adopt the existing track.

The front end 1 and the rear end 3 are composed of a single-end rail 5 and/or a multi-end rail and an end fixing piece 1-1. The single-end rail 5 is composed of a single rail body, the multi-end rail is composed of a plurality of rail bodies which are arranged in a linear or curved shape in the longitudinal direction; the front end 1 and the rear end 3 can be provided with one or more single-end rails and/or multi-end rails according to the use requirement.

Example 1:

the track body of the front end 1 adopts a suspension type monorail, and the section of the track body is I-shaped.

The rear end 3 is provided with a multi-end rail consisting of three single-end rails, and the longitudinal direction of the rail body is curved and/or linear.

The rotary connector 2 is provided with a triangular prism-shaped rotary connector body 2-1, and the side surfaces of the rotary connector body 2-1 are provided with rotary connector rails 2-3; the middle part of the rotary connecting piece body 2-1 is longitudinally provided with an installation shaft hole 2-2; the spin-on member rails 2-3 are respectively linear and curvilinear.

The front end 1, the rotary connector 2 and the rear end 3 are connected in series through the rotary connector bearing 4 to form a one-to-three track switching mode, so that one-to-three or three-to-one switching is realized on one device; when the carrier moves from the front end 1 or the rear end 3 to the rotary connector 2, the sensor in the controller senses the running data of the related carrier and the data is sent to the control center by the communicator, the control center sends the operation to the executing mechanism appointed to the controller by the communicator, so that the rotary connector 2 rotates to a proper angle and is locked and fixed, the tracks on the rotary connector are used for communicating the tracks on the front end 1 and the rear end 3, and the carrier can continue to run according to the original line.

Example 2:

the track body of the front end 1 adopts a single group of mutually parallel bearing type double tracks (conventional railways, subways and the like).

The rear end 3 is provided with a multi-end rail which is composed of three single-end rail bodies, and the rail bodies of the multi-end rail are curved and/or linear in the longitudinal direction.

The rotary connector 2 is a rotatable device, the rotary connector 2 is provided with a triangular prism-shaped rotary connector body 2-1, and double-rotary connector rails are arranged on the side surfaces of the rotary connector body 2-1; the middle part of the rotary connecting piece body 2-1 is longitudinally provided with an installation shaft hole 2-2; the spin-on member rails 2-3 are respectively linear and curvilinear.

The front end 1, the rotary connector 2 and the rear end 3 are connected in series through the rotary connector bearing 4 to form a pair of three-rail switching, so that the one-to-three or three-to-one switching is realized on one device; when the carrier moves from the front end 1 or the rear end 3 to the rotary connector 2, the sensor in the controller senses the running data of the related carrier and the data is sent to the control center by the communicator, the control center sends the operation to the executing mechanism appointed to the controller by the communicator, so that the rotary connector 2 rotates to a proper angle and is locked and fixed, the tracks on the rotary connector are used for communicating the tracks on the front end 1 and the rear end 3, and the carrier can continue to run according to the original line.

Example 3:

the single-end rail track body of the front end 1 adopts a suspension type single track.

The rear end 3 is provided with a multi-end rail which is composed of two single-end rail bodies, and the longitudinal direction of the rail bodies is curved.

The rotary connector 2 is provided with a cuboid rotary connector body 2-1, and rotary connector rails 2-3 are arranged on the side surfaces of the rotary connector body 2-1; the middle part of the rotary connecting piece body 2-1 is longitudinally provided with an installation shaft hole 2-2; the rotary connecting piece rails are respectively in a linear shape and a curved shape.

The front end 1, the rotary connector 2 and the rear end 3 are connected in series through a rotary connector bearing to form a one-to-two track switching mode, so that one-to-two or two-to-one switching is realized on one device; when the carrier moves from the front end 1 or the rear end 3 to the rotary connector 2, the sensor in the controller senses the running data of the related carrier and the data is sent to the control center by the communicator, the control center sends the operation to the executing mechanism appointed to the controller by the communicator, so that the rotary connector 2 rotates to a proper angle and is locked and fixed, the tracks on the rotary connector are used for communicating the tracks on the front end 1 and the rear end 3, and the carrier can continue to run according to the original line.

Example 4:

in the embodiment, the track is suspended, the front end 1 and the rear end 3 are both provided with a multi-end track, the multi-end track is composed of two single-end track bodies, and the longitudinal direction of the track bodies is curved.

The rotary connector 2 is provided with a cuboid rotary connector body 2-1, and rotary connector rails 2-3 are arranged on the side surfaces of the rotary connector body 2-1; the middle part of the rotary connecting piece body 2-1 is longitudinally provided with an installation shaft hole 2-2; the spin-on member rails 2-3 are respectively linear and arc-shaped.

The front end 1, the rotary connector 2 and the rear end 3 are connected in series through the rotary connector bearing 4 to form a two-to-two track switching mode, so that the two-to-two switching is realized on one device; when the carrier moves from the front end 1 to the rotary connector 2, the sensor in the controller senses the running data of the related carrier and the data is sent to the control center by the communicator, the control center sends the operation to the executing mechanism of the controller by the communicator, so that the rotary connector 2 rotates to a proper angle and is locked and fixed, the tracks on the rotary connector are used for communicating the tracks on the front end 1 and the rear end 3, and the carrier can continue to run according to the original line.

The utility model discloses a cooperation is used control system and power energy and access system thereof on being used for track system's agility device, when the carrier from front end or rear end to connect ware 2 to revolve when marcing, the operational data through the relevant carrier of sensor response in the controller, and send by the communicator to the control maincenter, send the actuating mechanism that the operation appointed controller by the control maincenter rethread communicator, it is fixed to make to connect ware 2 rotatory suitable angle and locking soon, the track intercommunication on front end and the rear end is utilized to the track on it, let the carrier can follow the original circuit and continue the operation.

As in the above embodiments 1 to 4, the rotary connector 2 can be installed on the front end 1, front end 1 or rear end 3 track or on the base member of the rotary connector 2, when the vehicle needs to go straight, the rotary connector 2 is rotated to go straight and locked in advance, and the vehicle can go straight on the rear end 3 straight track through the rotary connector 2; when the carrier needs to turn left, the rotary connector 2 rotates to a left-turning state in advance and is locked, and the carrier can drive to a left-turning track at the rear end 3 through the rotary connector 2; when the carrier needs to turn right, connect ware 2 soon and rotate to the state of turning right in advance and the locking, the carrier can go to back end 3 right turn on the track through connecting ware 2 soon. The installation and the work are very simple and reliable, the rotary connector 2 has small volume, light weight and simple rotary motion, the speed of adjusting to each state is fast, and the requirements of running at small intervals and going to different directions between front and rear carriers can be met. Meanwhile, the device can be applied to different track forms such as a common bearing type track, a riding type monorail, a suspension type monorail and the like.

The control system controller mainly comprises a sensor, a communicator, a control center, an actuating mechanism and the like; the sensor is connected with the control center through the communicator, and the control center is connected with the actuating mechanism.

The sensors comprise a position sensor, a speed sensor, a weight sensor, a temperature sensor and the like, and all the sensors can adopt the existing products on the market. The position sensors are respectively arranged on the track and the rotary connector and used for sensing the position of a carrier on the track and the state of the rotary connector 2, wherein the state of the rotary connector refers to the position and the guide of the rotary connector 2, namely the rotary connector 2 is in the state of communicating the front end and the rear end of the track or is not communicated at present, and the track is in the closed state. The speed sensors are respectively arranged on the track and the rotary connector 2, are respectively used for sensing the running speed of the carrier and the rotating speed of the rotary connector 2 and are used for judging whether the rotary connector 2 works normally (the working state meets design parameters and the situation that the rotating speed is too high or too low does not exist); the temperature sensors are respectively arranged on the track and the rotary connector 2 and are used for sensing the working temperature of the track and the rotary connector 2; the weight sensor is arranged on the track and the rotary connector 2 and used for sensing the weight of the carrier and preventing the weight of the carrier from exceeding the bearing capacity of the track and the rotary connector.

The communicator is installed at the track and connects 2 sides soon, can be according to the utility model discloses applied scale and scene adopt wired connection and/or wireless connection respectively, including conventional radio or cell-phone network, the information that transmits the sensor is forwardded to the control maincenter to receive operating instruction from the control maincenter, send for actuating mechanism and carry out.

The control center is according to the utility model discloses the scale and the scene of using can adopt central computer as the control center, or adopt the PCL controller to control.

The actuating mechanism is arranged on the rotary connector 2 and the fixed base thereof, and can adopt a motor, a gear system, a transmission rod, an electro-hydraulic or electric push rod and the like according to the requirements of specific projects, and finished products in the market can be purchased according to the application scale and the scene. After receiving an operation instruction sent by the control center, the execution mechanism pushes the rotary connector 2 to rotate to a proper position and lock, so that the track can be ensured to be correctly connected.

The power module is responsible for doing the utility model discloses each part provides electric power, also can provide power supply for the carrier that adopts the track power supply mode. And providing power for each part by adopting a distribution board and other modes, and providing a corresponding access mode according to the access mode of the carrier if the power needs to be provided for the carrier.

The turnouts are common technologies, but a single turnout can only realize one-to-two switching, if one-to-many switching is needed, a plurality of turnouts need to be continuously arranged to be connected, the occupied space is large, the switching speed is slow, the working state of each turnout needs to be confirmed to prevent errors, and the speed must be reduced to reduce jolt and prevent derailment when a carrier passes through. The turnout switches in a translation mode, and is easy to break down due to the fact that sundries are clamped into the turnout switches, and even accidents are caused by derailment of a carrier running at a low speed due to the fact that the turnout switches are not switched in place. The utility model can realize one-to-many switching on one component, namely, the switching of a plurality of directions (1 to 2, 1 to 3, 2 to 2, 2 to 3, etc. can be realized without distinguishing the advancing direction) tracks is centralized on one device by a mode of a screwing piece, and the occupied space is far smaller than the turnout technology; the utility model can effectively check whether the working state is normal only by monitoring one device; the rotary connector can conveniently realize the closing of the action mechanism to prevent sundries from being clamped; when no carrier passes through, the rotary connector can be subjected to rotation test by the control system, so that jamming early warning is realized; even if the track is stuck or the device fails to rotate into position, the track is closed and the vehicle only needs to face the risk of collision and not derailment, which can be avoided as long as the vehicle can decelerate in advance.

The track bifurcation technology is a proposed solution, but since the solution can only be applied to a gate-type track, the steering of the vehicle is performed by the vehicle, and there is a risk of derailment at the bifurcation, it is not adopted at present.

The utility model discloses it is comparatively easy to implement, only need install in the place that needs the track bifurcation the utility model discloses a device to rail position around the adjusting device makes its and this device on the track can the butt joint can use. When the original track system is that the carrier runs on the track (such as a railway, a subway and the like), a pit (relative to the track surface) needs to be arranged, the rotary connector of the device is arranged in the pit, the strength of the rotary connector can meet the load requirement when the carrier passes through, the rotary connector can smoothly rotate to be switched to each working state, and meanwhile, an overhaul space is reserved. When the original track system is that the carrier runs under the track (such as a suspension type), an overhead device needs to be arranged, a rotating mechanism of the device is arranged on the overhead device, the structural strength of the overhead device and the rotary connector can meet the load requirement when the carrier passes through, the rotary connector can work smoothly, and meanwhile, an overhauling space is reserved.

Adopt the utility model discloses afterwards, rail system can follow current arborescence (like railway network), threadiness (like the subway), cyclic annular (like amusement railcar) upgrade construction for netted, and the carrier can have a plurality of routes to reach the arbitrary website on the track net on the track, even when meetting partial track and need overhaul or the trouble, also can detour in a flexible way through netted rail system and arrive the destination. The utility model discloses can greatly improve orbital utilization efficiency, can be applied to urban public transport, replace current ground public transport line, still can provide comprehensive cover for a certain region, set up the website and use the track intercommunication such as at the main sight spot in large-scale park, can reduce visitor's fatigue and provide certain recreational etc..

Claims

1. A agility apparatus for a rail system, characterized by: the front end and the rear end are connected in series through the rotary connector, and are respectively connected with the existing track system or directly adopt the existing track;

the front end and the rear end respectively comprise a single-end rail and/or a multi-end rail and an end fixing piece;

the single-end rail is composed of a single rail body, and the multi-end rail is composed of a plurality of rail bodies which are arranged;

the front ends and the rear ends are respectively provided with one or more single-end rails and/or multi-end rails;

the end fixing piece is arranged at the upper part or the lower part of one end of the track body;

the rotary connector is a rotatable device and is provided with a rotary connector body, and the side surfaces of the rotary connector body can be provided with rotary connector rails according to requirements; the middle part of the rotary connecting piece body is longitudinally provided with an installation shaft hole.

2. The agility device for a rail system according to claim 1, wherein: the longitudinal direction of the track body is curved or linear.

3. The agility device for a rail system according to claim 1, wherein: the end fixing piece and the rail are combined into a whole or are arranged independently, and a fixing hole is formed in the end of the end fixing piece and used for installing a bearing of the screwing piece.

4. The agility device for a rail system according to claim 1, wherein: the track bodies at the front end and the rear end adopt single tracks, and the cross sections of the track bodies are I-shaped.

5. The agility device for a rail system according to claim 1, wherein: the track bodies at the front end and the rear end adopt conventional double tracks or multiple tracks which are parallel to each other.

6. Agility device for a rail system according to claim 4 or 5, characterized in that: the track body is of a load-bearing type, a riding type or a suspension type.

7. The agility device for a rail system according to claim 1, wherein: the rotating connecting piece track is linear or curved.

8. The agility device for a rail system according to claim 1, wherein: the rotary connecting piece body is a triangular prism, a cuboid or a polygonal prism.