CN-117585036-B - Bogie turntable

CN117585036BCN 117585036 BCN117585036 BCN 117585036BCN-117585036-B

Abstract

The application provides a bogie turntable, relates to the technical field of railway vehicle overhaul, and aims to solve the problems of complex bogie transfer process and low bogie overhaul efficiency in the related art. The bogie turntable comprises a turntable body, a rotation assembly and a parking assembly, wherein the rotation assembly is connected with the turntable body and is used for providing rotation power for the turntable body, the parking assembly is provided with a limiting end, the limiting end protrudes out of the top surface of the turntable body, the turntable body stops rotating when the turntable body rotates until the second track and the first track are in a track alignment state, and the parking assembly is configured to drive the limiting end to retract from the top surface of the turntable body to the bottom surface of the turntable body. The intelligent and mechanical degree of the application is higher, which is beneficial to improving the maintenance efficiency of the bogie, and simultaneously is beneficial to reducing the labor intensity, reducing the operators and improving the operation safety.

Inventors

FAN FUJUN
LIU FURUI
Zhuo Yishan
MOU WEIBIN
ZUO HOULIN
ZHANG MING
DAI GUANGFENG

Assignees

中国铁建重工集团股份有限公司

Dates

Publication Date: 20260505
Application Date: 20231222

Claims (9)

1. The bogie turntable is positioned in a foundation pit of an overhaul workshop, a bogie to be overhauled is placed on the bogie turntable, a first track for turning in the bogie to be overhauled is arranged in the overhaul workshop, and the bogie turntable is characterized by comprising a turntable body, a rotation assembly, a locking assembly and a parking assembly, and a second track is arranged on the top surface of the turntable body; The rotary assembly is connected between the turntable body and the foundation pit, and is connected with the turntable body and used for providing rotary power for the turntable body; the parking assembly is connected between the turntable body and the foundation pit, and is provided with a limiting end which protrudes out of the top surface of the turntable body; When the turntable body rotates to a state that the second track and the first track are opposite to each other, the turntable body stops rotating, the parking assembly is configured to drive the limiting end to retract from the top surface of the turntable body to the bottom surface of the turntable body, and the locking assembly is clamped in the turntable body to form a locking state of the turntable body; the parking assembly comprises a parking executing piece, a parking driving piece and a parking installation seat, wherein the parking executing piece and the parking driving piece are of split type structures, and the parking installation seat is used for being connected with the foundation pit; The parking driving piece is arranged on the parking installation seat, the parking executing piece is connected to the bottom surface of the turntable body, and the limiting end is the end part of the parking executing piece, which is far away from the parking driving piece; The parking executing piece comprises a connecting block, a clamping groove is formed in the connecting block, the parking driving piece comprises a driving motor and a connecting plate, when the turntable body rotates to the state that the second track and the first track are opposite to each other, the driving motor is configured to drive the connecting plate to be clamped into the clamping groove of the connecting block, the driving motor is further configured to drive the connecting plate to move along the direction deviating from the turntable body, and the connecting plate drives the parking executing piece to move along the direction deviating from the turntable body; the rotary table is characterized in that a rim groove is formed in the rotary table body, and the limiting end protrudes out of the top surface of the rotary table body through the rim groove.
2. The bogie turntable of claim 1, wherein the swivel assembly is of a split construction, a portion of the swivel assembly being connected to the turntable body, another portion of the swivel assembly being adapted to be connected to the pit; the parking assembly is of a split type structure, one part of the parking assembly is connected to the bottom surface of the turntable body, and the other part of the parking assembly is connected with the foundation pit; The locking assembly is of a split structure, one part of the locking assembly is located on one side close to the turntable body, and the other part of the locking assembly is used for being connected with the foundation pit.
3. The bogie turntable of claim 2, further comprising a controller electrically connected to the swivel assembly and the locking assembly, respectively; The controller is configured to control the swivel assembly to drive the turntable body to rotate, and is configured to control locking of the locking assembly and the turntable body.
4. A bogie turntable as claimed in any one of claims 1 to 3, wherein the park actuator comprises a stop, a spring, a catch plate, a connecting rod; the clamping plate is arranged between the stop block and the connecting block, the stop block is positioned on one side, close to the turntable body, of the clamping plate, the connecting block is positioned on one side, away from the turntable body, of the clamping plate, the clamping plate is connected to the bottom surface of the turntable body, and the stop block is the limiting end; the spring is located the dog with between the cardboard, the both ends of spring support tightly respectively the dog with the cardboard just is compressed state, the connecting rod wears to establish the cardboard, the both ends of connecting rod respectively with the dog with the connecting block links to each other, is located the dog with between the cardboard the connecting rod cover is established the outside of spring.
5. The bogie turntable of claim 4, wherein the drive motor is disposed on the park mount, the connection plate is disposed on a side of the drive motor facing away from the park mount, and the drive motor and the connection plate are electrically connected.
6. A bogie turntable as claimed in claim 2 or claim 3 wherein the locking assembly comprises a locking motor, a latch and a locking mount, the locking motor and the locking mount being of a split construction, the locking mount being for connection with the foundation pit; The locking motor is arranged on the locking mounting seat, and the bolt is arranged on one side of the locking motor, which is away from the locking mounting seat; The locking motor is configured to drive the latch to be clamped in the turntable body when the second rail and the first rail are in a rail-to-rail state.
7. A bogie turntable as claimed in any one of claims 1 to 3, wherein the swivel assembly comprises a swivel motor, a swivel mount and a swivel member; the rotary member and the rotary mounting seat are of split type structures, the rotary mounting seat is used for being connected with the foundation pit, and the rotary motor is arranged on the rotary mounting seat; the rotary member is connected between the rotary motor and the rotary table body, and the rotary motor is connected with the rotary member and is used for driving the rotary member to drive the rotary table body to rotate.
8. A bogie turntable as claimed in any one of claims 1 to 3, further comprising a support wheelset, one end of the support wheelset being connected to the turntable body, the other end of the support wheelset being adapted to abut the pit.
9. The bogie turntable of claim 6, wherein the locking mount is provided with a guide portion having a guide slot in which the latch is located; and/or the end face of the bolt, which is close to one side of the turntable body, is cone-shaped.

Description

Bogie turntable Technical Field The application relates to the technical field of maintenance of railway vehicles, in particular to a bogie turntable. Background The rail transit has the characteristics of high speed, large transportation capacity, energy conservation, environmental protection and the like, and plays a great role in population and resource flow. As rail vehicles carrying vehicles, the most critical, complex devices in rail transit systems. After the railway vehicle runs for a period of time, the railway vehicle needs to be maintained, and the bogie is an important maintenance object in the maintenance process. In the new manufacturing and overhauling process of the railway vehicle, the bogie turntable is used as core process equipment, is mainly used on a new manufacturing production line and a process overhauling line, and is used for steering when the bogie and the wheel set run on the railway, so as to realize the track turning and line turning of the bogie and the wheel set. The track turning and line turning processes mainly comprise two operations of rotation and parking, wherein the operation process requirements are that the speed is stable during rotation, the bogie is in a parking state, and the turntable is accurate in alignment and firm in locking during parking. In the related art, a common bogie turntable is generally adopted, and the parking function is completed by manually installing the iron shoes. However, the above-mentioned transfer process is comparatively complicated, and the maintenance efficiency of the bogie is low. Disclosure of Invention The bogie turntable provided by the embodiment of the application has higher intelligent and mechanical degrees, is beneficial to improving the overhaul efficiency of the bogie, and is beneficial to reducing the labor intensity, reducing operators and improving the operation safety. In order to achieve the above object, an embodiment of the present application provides a bogie turntable, which is located in a foundation pit of a maintenance workshop, on which a bogie to be maintained is placed, a first rail for turning in the bogie to be maintained is provided in the maintenance workshop, the bogie turntable includes a turntable body, a turning assembly, a locking assembly and a parking assembly, the top surface of the turntable body is provided with a second rail, the turning assembly is connected between the turntable body and the foundation pit, the turning assembly is connected with the turntable body and is used for providing a rotating force to the turntable body, the parking assembly is connected between the turntable body and the foundation pit, the parking assembly has a limit end protruding from the top surface of the turntable body, the locking assembly is located between the turntable body and the foundation pit, the turntable body stops turning when the turntable body turns to the second rail and the first rail are in a rail-facing state, the parking assembly is configured to drive the limit end to retract from the top surface of the turntable body to the bottom surface of the turntable body, the locking assembly is clamped in the turntable body, and the bogie is locked in the first rail state. In one possible implementation manner, the rotary component is of a split type structure, one part of the rotary component is connected to the turntable body, the other part of the rotary component is used for being connected with the foundation pit, the parking component is of a split type structure, one part of the parking component is connected to the bottom surface of the turntable body, the other part of the parking component is used for being connected with the foundation pit, the locking component is of a split type structure, one part of the locking component is located on one side close to the turntable body, and the other part of the locking component is used for being connected with the foundation pit. In one possible implementation, the rotary assembly further comprises a controller which is respectively and electrically connected with the rotary assembly and the locking assembly, wherein the controller is configured to control the rotary assembly to drive the rotary disc body to rotate and is configured to control the locking assembly and the locking of the rotary disc body. In one possible implementation manner, the parking assembly comprises a parking executing piece, a parking driving piece and a parking installation seat, wherein the parking executing piece and the driving piece are of a split structure, the parking installation seat is used for being connected with the foundation pit, the parking driving piece is arranged on the parking installation seat, the parking executing piece is connected to the bottom surface of the turntable body, the limiting end is the end part, away from the parking driving piece, of the parking executing piece, when the turntable body rotates to the state that the second track an