CN210003658U

CN210003658U - synchronous connecting rod for rail transit rail transfer mechanism and rail transfer mechanism

Info

Publication number: CN210003658U
Application number: CN201920607808.4U
Authority: CN
Inventors: 何先志; 刘江; 胡震
Original assignee: Jiangsu Flying Shuttle Zhihang Equipment Co Ltd
Current assignee: Jiangsu Flying Shuttle Zhihang Equipment Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-31
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to a synchronous connecting rod and derailment of a track mechanism for rail transit derailment of a track mechanism, wherein, synchronous connecting rod includes the connecting rod body, and the connecting rod body is provided with hole, and the length direction mutually perpendicular of the length direction in hole and connecting rod body, hole are used for connecting the crank swing arm, and the both ends of connecting rod body are provided with the through-hole that is used for constituting the revolute pair respectively, the utility model provides a synchronous connecting rod, compact structure, reasonable in design is particularly useful for rail transit derailment of a track mechanism, and not only rigidity is big, stable in structure, can realize synchronous drive, improves stability, and the motion range can be adjusted moreover, is favorable to being applicable to different occasions, improves the commonality.

Description

synchronous connecting rod for rail transit rail transfer mechanism and rail transfer mechanism

Technical Field

The utility model relates to a track traffic technical field, concretely relates to synchronous connecting rods and orbital transfer mechanism for track traffic orbital transfer mechanism.

Background

A Personal Rapid Transit (PRT), also called Personal Rapid Transit, is kinds of automatic guided rail Transit systems, and generally includes a locomotive (or called vehicle) and a rail, the locomotive is disposed in the rail and runs along the rail, a rail transfer device is generally disposed on the locomotive, and the rail transfer device is used for guiding the locomotive to move forward, and simultaneously, when the locomotive is transferred, guiding the locomotive to quickly and efficiently realize rail transfer.

In the prior art, a synchronization mechanism is usually arranged in a rail transfer device for assisting a locomotive to perform rail transfer, however, the existing synchronization mechanism usually has a problem of poor synchronization, particularly, a synchronization link in the synchronization mechanism is a key component of the synchronization mechanism, and usually has the problems of poor stability and low universality, and the synchronization and the stability of the whole rail transfer device can be seriously influenced in the transmission process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to improve the not enough that exists among the prior art, provide synchronous connecting rods that are used for rail transit derailment mechanism, compact structure, reasonable in design is particularly useful for rail transit derailment mechanism, and not only rigidity is big, stable in structure, can realize synchronous drive, and the range of motion can be adjusted moreover, is favorable to being applicable to different occasions, improves the commonality.

The utility model adopts the technical proposal that:

synchronous connecting rods for rail transit derailing mechanisms comprise a connecting rod body, wherein the connecting rod body is provided with a th hole for connecting a crank swing arm, and two ends of the connecting rod body are respectively provided with a through hole for forming a revolute pair.

Preferably, the length direction of the th hole is perpendicular to the length direction of the connecting rod body.

Preferably, the connecting rod body is of a sheet structure.

Preferably, the upper edge or the lower edge of the two ends of the connecting rod body is respectively provided with an inwards-sunk arc-shaped groove.

, a protrusion extending downwards is arranged at the middle position of the connecting rod body, and a second hole for connecting the linkage swing arm is arranged on the protrusion.

Preferably, the th hole has the same length direction as the second hole.

, the connecting rod further comprises a limiting part which is used for adjusting the length of the th hole, thereby realizing the adjustment of the moving range of the connecting rod body so as to be suitable for more occasions.

Preferably, the limiting part comprises a limiting hole formed in the connecting rod body and a limiting bolt arranged in the limiting hole, the limiting hole is communicated with the th hole and is provided with an internal thread, and the limiting bolt is provided with an external thread matched with the internal thread.

Preferably, the axial direction of the limiting hole is parallel to the length direction of the th hole.

Preferably, the th hole is a straight notch.

Preferably, the th hole is disposed at a position intermediate between the two through holes.

Preferably, the center of the th hole is not coincident with the center of the connecting rod body.

track transfer mechanism, including supporting seat, becomes rail swing arm, second and becomes rail swing arm and aforementioned synchronous connecting rod, supporting seat, become rail swing arm, second become rail swing arm and synchronous connecting rod constitute parallelogram lazytongs, are provided with track change wheel and the second track change wheel that is used for becoming the rail on track change swing arm and the second track change swing arm respectively.

, the crank swing arm comprises a crank with a plate-shaped structure, a driving rod arranged at the end of the crank and perpendicular to the crank, and a joint arranged at the end of the crank and perpendicular to the crank, wherein the end of the driving rod is sleeved in the th hole, the joint is provided with a shaft hole, and the shaft hole is used for connecting a transmission shaft or an output shaft of a driving motor.

, the crank driving device further comprises an annular retainer ring which is sleeved on the driving rod and used for preventing the crank from contacting with the connecting rod body.

Preferably, the annular retainer ring is made of rubber.

Preferably, the driving rod is provided with a step for clamping the annular retainer ring, and an end of the driving rod far away from the crank is provided with an external thread for connecting a nut, and the nut is used for preventing the driving rod from falling out of the th hole.

Compared with the prior art, use the utility model provides an synchronous connecting rods and become rail mechanism for rail transit becomes rail mechanism have following beneficial effect:

1. the synchronous connecting rod is reasonable in design, high in rigidity and stable in structure, meets the requirements of a rail transit rail transfer mechanism, and is beneficial to improving the synchronism and stability of the whole rail transfer mechanism.

2. The synchronous connecting rod can realize synchronous transmission in the track transfer mechanism, and the movement range can be adjusted, so that the synchronous connecting rod is suitable for different occasions, and the universality is better.

3. The rail transfer mechanism comprises the synchronous connecting rod and is fixed on a locomotive, the locomotive can be assisted to transfer rails, the mechanical movement of turnouts and the change of structures are not needed, the rail transfer time can be effectively shortened, the operating efficiency of the whole system is greatly improved, and the rail transfer mechanism is particularly suitable for personal rapid transit systems (PRT) and suspension type rail transfer systems.

4. The rail transfer mechanism can synchronously drive the rail transfer wheels and the protection wheels, and can realize synchronous rail transfer and synchronous protection.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a connecting rod body in kinds of synchronous connecting rods provided in the embodiment of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a schematic diagram of kinds of synchronization links provided in the embodiment of the present invention.

Fig. 4 is a schematic diagram of kinds of synchronization links provided in the embodiment of the present invention.

Fig. 5 is a top view of a crank swing arm among kinds of synchronization links provided in the embodiment of the present invention.

Fig. 6 is a front view of fig. 5.

Fig. 7 is a schematic structural diagram of kinds of track-changing mechanisms provided in the embodiment of the present invention, before track-changing.

Fig. 8 is a schematic structural diagram of kinds of track-changing mechanisms provided in the embodiment of the present invention, after track changing.

Fig. 9 is a top view of a crank swing arm among kinds of synchronization links provided in the embodiment of the present invention.

Fig. 10 is a front view of rail transit track-changing mechanisms provided in the embodiment of the present invention.

Fig. 11 is a rear view structural schematic diagram of rail transit track-changing mechanisms provided in the embodiment of the present invention.

Description of the drawings

A connecting rod body 101, an th hole 102, a through hole 103, a limiting hole 104, a limiting bolt 105, an arc-shaped groove 106, a convex part 107, a second hole 108,

th track transfer swing arm 201, second track transfer swing arm 202, th track transfer wheel 203, second track transfer wheel 204, th rotating shaft 206, second rotating shaft 207, third rotating shaft 208,

the support base 301 is provided with a support base,

a crank swing arm 401, a crank 402, a driving rod 403, a joint 404, a shaft hole 405, a step 406, external threads 407,

a drive shaft 501.

Detailed Description

The embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown and described, it being understood that only some, but not all embodiments of may be shown and described, and that all or some of the various configurations of the embodiments of the invention shown and described are contemplated and described herein.

Example 1

Referring to fig. 1, 2, 7 and 8, the embodiment provides types of synchronous connecting rods for a rail transit track transfer mechanism, which include a connecting rod body 101, where the connecting rod body 101 is a long strip-shaped sheet structure, as shown in fig. 1 or 2, the connecting rod body 101 is provided with th holes 102, a length direction of the th holes 102 is perpendicular to a length direction of the connecting rod body 101, the th holes 102 are used to connect a crank swing arm 401, so that power can be transmitted from the crank swing arm 401 to the synchronous connecting rod, thereby driving the synchronous connecting rods to move, through holes 103 for forming a revolute pair (also called as a hinge, which will not be described in detail later) are respectively provided at two ends of the connecting rod body 101, and when the synchronous connecting rods move, two track transfer swing arms forming a revolute pair with the connecting rod body 101 can move synchronously (usually swing or rotate), thereby realizing accurate control of track transfer.

The synchronous connecting rod provided by the embodiment is mainly used in a rail transit rail transfer mechanism, so that two rail transfer wheels for controlling the rail transfer direction can be accurately controlled to synchronously rotate in the rail transfer process, only rail transfer wheels are used for rail transfer guidance of a locomotive, and rail transfer wheels are far away from a rail.

In the preferred embodiment, the length of the th hole 102 is greater than the width of the connecting rod body 101, so that the whole connecting rod body 101 forms a cross-shaped structure, as shown in fig. 2, thereby increasing the effective range of adjustment.

In the scheme of step , the synchronization link provided by this embodiment further includes a limiting portion for adjusting the length of the th hole 102, when the synchronization link is actually produced or processed, the length of the th hole 102 may be th, and after the synchronization link is assembled into a rail transit track-changing mechanism of a different model, the limiting portion may be adjusted according to specific actual requirements, so as to adjust the effective length of the th hole 102, thereby adjusting the range of motion of the link body 101.

In a preferred scheme, as shown in fig. 1 and fig. 2, the limiting part comprises a limiting hole 104 arranged in the connecting rod body 101 and a limiting bolt 105 arranged in the limiting hole 104, the limiting hole 104 is communicated with the th hole 102 and is provided with an internal thread, the limiting bolt 105 is provided with an external thread 407 matched with the internal thread, as shown in fig. 2, the limiting bolt 105 is arranged in the limiting hole 104, the length of the limiting bolt 105 extending into the th hole 102 can be conveniently adjusted by rotating the limiting bolt 105, the effective length of the th hole 102 is shorter when the length of the limiting bolt 105 extending into the th hole 102 is longer, the movement range of the connecting rod body 101 is smaller, and conversely, the effective length of the th hole 102 is longer when the length of the limiting bolt 105 extending into the th hole 102 is smaller, the movement range of the connecting rod body 101 is longer, and the synchronous connecting rod can realize synchronous movement in the rail-changing mechanism, and can be adjusted, so that the synchronous connecting rod is more suitable for different occasions, and the universality is better.

As shown in FIG. 2, in a preferred embodiment, the axial direction of the position-limiting hole 104 and the length direction of the th hole 102 are parallel to each other, i.e. the position-limiting hole 104 may be disposed at the end of the th hole 102.

As shown in FIG. 1 or FIG. 2, in a preferred embodiment, the th hole 102 is preferably a straight notch, and as shown in the figure, the th hole 102 has no corner on the inner side wall, which can effectively avoid impact vibration during transmission.

In a preferred embodiment, as shown in fig. 2, the th hole 102 is disposed at a position between the two through holes 103, so as to better control the more precise synchronous movement of the two orbital transfer swing arms.

In a preferred embodiment, the center of the th hole 102 is not coincident with the center of the connecting rod body 101. for example, as shown in fig. 2, in this embodiment, the th hole 102 is disposed at a position lower than the center of the connecting rod body 101.

In a preferred embodiment of step , the upper edge or the lower edge of each end of the connecting rod body is provided with an inwardly concave arc groove 106, for example, as shown in fig. 3, in this embodiment, the upper edge or the lower edge of each end of the connecting rod body is provided with an inwardly concave arc groove 106, and the arc grooves 106 are used for accommodating a track-changing swing arm (the end of the track-changing swing arm is connected to the synchronous connecting rod, and the end is connected to the support base or the frame of the locomotive) for connecting the rotating shaft of the support base or the frame of the locomotive during the motion of the synchronous connecting rod, which is not only beneficial to making the structure of the whole track-changing mechanism more compact, but also can achieve the purpose of limiting, and through reasonable arrangement, when the rotating shaft of the track-changing swing arm moves to the lowest position of the arc grooves 106, the whole.

Example 2

The main difference between the present embodiment 2 and the above-mentioned embodiment 1 is that in the synchronization link provided in the present embodiment, a protrusion 107 extending downward is provided at the middle position of the link body, and the protrusion 107 is provided with a second hole 108 for connecting the linkage swing arm, so that the synchronization link can not only synchronously drive the track roller, but also synchronously drive the protection wheel under the locomotive, thereby forming a linkage mechanism.

By way of example, the end of the swing arm linkage can be inserted into the second hole 108 to connect the swing arm linkage to the synchronization link.

As shown in fig. 4, in a preferred embodiment, the th hole has the same length direction as the second hole 108, and in this embodiment, the second hole 108 is located right below the th hole.

In this embodiment, the second hole 108 is preferably a straight notch.

Example 3

The embodiment provides kinds of track transfer mechanisms, which include a track transfer swing arm 201, a second track transfer swing arm 202 and the synchronous connecting rod provided in embodiment 1, wherein the track transfer swing arm 201 and the second track transfer swing arm 202 are respectively provided with th rotation shafts 206, and the two rotation shafts 206 respectively form rotation pairs with the connecting rod body 101 through the two through holes 103, so that by controlling the synchronous connecting rod, the track transfer swing arm 201 and the second track transfer swing arm 202 can be controlled to synchronously swing or rotate, thereby facilitating track transfer.

, the crank swing arm 401 is further included, as shown in fig. 5, fig. 6, fig. 7 and fig. 8, the crank swing arm 401 includes a crank 402 with a plate-like structure, a driving rod 403 disposed at an end 402 of the crank 402 and perpendicular to the crank 402, and a joint 404 disposed at another end of the crank 402 and perpendicular to the crank 402, an end of the driving rod 403 is sleeved in the th hole 102 so as to drive the connecting rod body 101 to move (swing or rotate) through the driving rod 403, the joint 404 is provided with a shaft hole 405, and the shaft hole 405 is used for connecting the transmission shaft 501 or an output shaft of the driving motor so as to achieve power transmission;

for example, as shown in fig. 7, the ends of the rail-changing swing arm 201 and the second rail-changing swing arm 202 respectively form a revolute pair with the connecting rod body 101, the transmission shaft 501 is connected with the joint 404 of the crank swing arm 401, the state shown in fig. 7 is an initial state, when the state shown in fig. 8 needs to be rotated to realize rail changing, only the transmission shaft 501 needs to be controlled to rotate in the counterclockwise direction, so as to drive the crank swing arm 401 to rotate counterclockwise along the central axis of the joint 404, as shown by a dotted line with an arrow in fig. 7, and further, the driving rod 403 drives the synchronous connecting rod to move, so as to drive the rail-changing swing arm 201 and the second rail-changing swing arm 202 to synchronously rotate to the position shown in fig. 8, so as to realize rail changing and guiding, when the state shown in fig. 8 needs to rotate to the state shown in fig. 7 to realize rail changing, the same thing, only the transmission shaft 501 needs to be controlled to rotate in the clockwise direction, which.

It will be appreciated that in this embodiment, the output shaft of the drive motor is connected to the input shaft of the reducer, which is connected to the drive shaft, which is connected to the crank swing arm 401.

In the scheme of , the device further comprises an annular retainer ring sleeved on the driving rod 403, the annular retainer ring is used for preventing the crank 402 from contacting with the connecting rod body 101, and in a preferred scheme, the annular retainer ring can be made of rubber so as to achieve the effects of buffering and damping.

In a preferred embodiment of , as shown in fig. 9, the driving rod 403 is provided with a step 406 for clamping the annular retainer, and an end of the driving rod 403, which is far away from the crank 402, is provided with an external thread 407 for connecting a nut, when the driving rod 403 is inserted into the th hole 102, the nut is disposed such that the th hole 102 is clamped between the annular retainer and the nut, thereby effectively preventing the driving rod 403 from falling out of the th hole 102, in the 853 step embodiment, the supporting seat 301 is further included, the supporting seat 301, the second track-changing swing arm 201, the second track-changing swing arm 202 and the synchronizing link constitute a parallel synchronizing mechanism, the first 5 track-changing swing arm and the second track-changing swing arm are respectively provided with a first track-changing wheel and a second track-changing wheel for track-changing, the central axis of the track-changing wheel and the central axis of the second track-changing wheel are respectively more than or equal to 90 degrees from the central axis of the second track-changing swing arm 201, the vertical track-changing swing arm 203 and the second track-changing swing arm 203 is provided with a second track-changing wheel 638 wheel 202 or a vertical wheel 638 wheel 202, when the vertical track-changing wheel 202 is used for turning of the locomotive, the vertical-changing of the locomotive, the locomotive is illustrated as the vertical-changing-track-changing-controlling swing arm-changing-track-changing-track-changing-track-changing-track-changing-track-changing-track-changing-track-changing-track.

The rail transfer mechanism that this embodiment provided is fixed in the locomotive, can assist the locomotive to carry out the rail transfer, no longer needs the mechanical motion of switch and the change of structure to can effectively reduce the rail transfer time, increase substantially entire system's operating efficiency, be particularly useful for individual rapid transit system (PRT) and suspension type track rail transfer system.

Example 4

The embodiment provides kinds of track transfer mechanisms, which include a track transfer swing arm 201, a second track transfer swing arm 202 and the synchronous connecting rod provided in embodiment 2, and are similar to the structure in embodiment 3, but the embodiment further includes a linkage swing arm, wherein the end of the linkage swing arm is connected with the synchronous connecting rod through the second strip hole 108, and the middle part of the linkage swing arm is hinged to the support of the locomotive, so that when the track transfer is performed, the synchronous connecting rod can not only synchronously drive the track transfer wheel 203 and the second track transfer wheel 204 to move, but also synchronously drive the protection wheel connected with the linkage swing arm to move synchronously, so as to realize the synchronous linkage of the track transfer wheel and the protection wheel, and is favorable for safer and more stable operation of the locomotive.

It will be appreciated that the guard wheels are primarily intended to prevent substantial tipping and derailment of the locomotive in the event of a side wind or eccentric load and will not be described in detail herein.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.

Claims

The utility model provides a synchronous connecting rod for track traffic becomes rail mechanism which characterized in that, includes the connecting rod body, the connecting rod body is provided with the hole that is used for connecting the crank swing arm, and the both ends of connecting rod body are provided with the through-hole that is used for constituting the revolute pair respectively.
2. The synchronizing link for a rail transit derailment mechanism according to claim 1, wherein the length direction of the th hole is perpendicular to the length direction of the link body.
3. The synchronizing link for a rail transit track-changing mechanism according to claim 1, wherein the upper edge or the lower edge of the two ends of the link body is respectively provided with an inwardly-sunk arc-shaped groove.
4. The synchronizing link for a rail transit track-changing mechanism according to claim 1, characterized in that a protrusion extending downward is provided at a middle position of the link body, and the protrusion is provided with a second hole for connecting the linkage swing arm.
5. The synchronizing link for a rail transit derailment mechanism according to claim 4, wherein the th hole is the same as the second hole in length direction.
6. The synchronizing link for a rail transit track-changing mechanism according to any one of claims 1-5 and , further comprising a limiting part for adjusting the length of the th hole.
7. The synchronous connecting rod for the rail transit track-changing mechanism as claimed in claim 6, wherein the limiting portion comprises a limiting hole disposed on the connecting rod body and a limiting bolt disposed in the limiting hole, the limiting hole is communicated with the th hole and is provided with an internal thread, and the limiting bolt is provided with an external thread matched with the internal thread.
8, kinds of transfer mechanism, characterized by, including supporting seat, turn into the orbit swing arm, second turn into the orbit swing arm and claim 1-7 any the synchronizing link, supporting seat, turn into the orbit swing arm, second turn into the orbit swing arm and said synchronizing link constitute parallelogram synchronizing mechanism, turn into the orbit swing arm and second turn into the orbit swing arm and be provided with turn into the orbit wheel and second turn into the orbit wheel for the change of orbit respectively.
9. The track transfer mechanism of claim 8, further comprising a crank swing arm, wherein the crank swing arm comprises a crank with a plate-shaped structure, a driving rod disposed at an end of the crank and perpendicular to the crank, and a joint disposed at an end of the crank and perpendicular to the crank, wherein an end of the driving rod is sleeved in the th hole, and the joint is provided with a shaft hole for connecting with an output shaft of a transmission shaft or a driving motor.
10. The track transfer mechanism of claim 9, wherein the drive rod is provided with a step and the end of the drive rod remote from the crank is provided with an external thread for attachment of a nut.