CN218950507U

CN218950507U - Movable platform applied to railway loading and unloading station trolley

Info

Publication number: CN218950507U
Application number: CN202223034919.1U
Authority: CN
Inventors: 付强; 任洪鹏; 王然江; 吴昊
Original assignee: PLA Rocket Force Engineering Design Research Institute
Current assignee: PLA Rocket Force Engineering Design Research Institute
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-05-02
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a movable platform applied to a railway loading and unloading station trolley, which comprises a loading and unloading platform and a supporting component, wherein the loading and unloading platform is arranged above the railway platform, the supporting component is movably arranged at the side of the railway platform, a folding platform is movably arranged on the loading and unloading platform, the folding platform can be moved to the supporting component in a supporting state, the folding platform comprises a main platform and folding ramps, two sides of the main platform are respectively hinged with one folding ramp, the folding ramps can rotate relative to the main platform so that one end of each folding ramp is in contact with the ground, a vehicle to be transported can be moved to the main platform through the folding ramps, and then the folding platform is moved to the loading and unloading platform to finish loading of the vehicle. The movable platform is applied to the railway loading and unloading station trolley, and the movable folding platform is utilized to load and unload the vehicles to be transported, so that the railway flatcar can be loaded and unloaded at any place without depending on a traditional platform.

Description

Movable platform applied to railway loading and unloading station trolley

Technical Field

The utility model relates to the field of railway transportation, in particular to a movable platform applied to a railway loading and unloading station trolley.

Background

When the existing railway vehicle is used for transporting the wheeled vehicle or the crawler-type vehicle, the railway vehicle is required to be parked beside a fixed platform of a station, and then the wheeled vehicle or the crawler-type vehicle runs onto the railway vehicle through the platform to finish loading; during unloading, wheeled or tracked vehicles are driven off the rail vehicle via a fixed platform. The railway vehicle must be stopped beside the platform to be assembled and disassembled, so that the flexibility and timeliness of the assembly and disassembly of the railway vehicle are greatly limited.

In addition, when emergency rescue is carried out or disaster relief vehicles are transported, the distance between the station and the disaster relief area is often long, after the emergency rescue or disaster relief vehicles arrive at the station, a lot of time is wasted when the station is opened to a destination after unloading is completed through a fixed station, and precious time is delayed, so that the design of the movable station capable of assisting the railway vehicles in loading and unloading wheeled vehicles or crawler-type vehicles is necessary without depending on the fixed station at any time and any place.

Disclosure of Invention

The utility model provides a movable platform applied to a railway loading and unloading station trolley, which has the effects of being movable on the railway flatcar and stable in movement. The specific technical scheme is as follows:

the movable platform comprises a loading and unloading platform and a supporting component, wherein the loading and unloading platform is arranged above the railway flatcar, the supporting component is movably arranged at the side of the railway flatcar, and the supporting component can rotate relative to the railway flatcar so as to enable the supporting component to be in a storage state or a supporting state; a folding platform is movably arranged on the loading and unloading platform; the folding platform can move to a supporting component in a supporting state, a limiting unit is arranged below the folding platform, a limiting block is arranged on the supporting component, and when the limiting block is in contact with the limiting unit, the folding platform stops moving; folding platform includes main website and folding ramp, and the both sides of main website are articulated mutually with a folding ramp respectively, and folding ramp can rotate for main website to make folding ramp's one end inconsistent with ground, the other end links to each other with main website, and the vehicle that needs the transportation can remove to the main website through folding ramp on, then folding platform removes to loading platform on in order to accomplish the loading of vehicle.

Further, the loading and unloading platform is fixedly provided with a ball screw assembly, and the ball screw assembly is connected with the bottom of the folding platform so as to drive the folding platform to move on the loading and unloading platform.

Further, the side of the railway flatcar is provided with a supporting accommodating groove, a rotary oil cylinder is arranged in the supporting accommodating groove and is connected with one end of the supporting component, and the rotary oil cylinder can drive the supporting component to rotate relative to the railway flatcar.

Further, the supporting component comprises a supporting arm, one end of the supporting arm is connected with a rotating oil cylinder, the rotating oil cylinder can drive the supporting arm to rotate, a supporting oil cylinder is fixedly arranged below the supporting arm, one end of the supporting oil cylinder, far away from the supporting arm, is connected with a ground angle, and an output shaft of the supporting oil cylinder extends out to enable the ground angle to be in contact with the ground, so that a supporting state is achieved.

Further, the upper surface of support arm is provided with the gyro wheel, and the lower surface of host computer platform is provided with the gyro wheel inslot, and the gyro wheel can be held in the gyro wheel inslot to it is vertical spacing to the host computer platform.

Further, the limiting unit is arranged in the roller groove, the limiting unit is a travel switch, the limiting block is arranged on the upper surface of the supporting arm and is close to the position of the rotary oil cylinder, and when the limiting block is in contact with the travel switch, the folding platform stops moving so as to transversely limit the main platform.

Further, be provided with first upset subassembly on the host computer platform, first upset subassembly links to each other with folding ramp, and first upset subassembly can drive folding ramp rotation.

Further, folding ramp includes first folding ramp and second folding ramp, and first folding ramp is articulated mutually with the second folding ramp, and first folding ramp links to each other with the main website, and the second folding ramp can be inconsistent with ground.

Further, be provided with the second upset subassembly on the first folding ramp, the second upset subassembly links to each other with the second folding ramp, and the second upset subassembly can drive folding ramp rotation.

Further, the second folding ramp is kept away from the one end of first folding ramp and links to each other with the guide block, and the guide block is articulated mutually with the second folding ramp, and the bottom surface of guide block is inconsistent with ground.

The movable platform applied to the railway loading and unloading station trolley is ingenious in structural design, and vehicles to be transported are loaded and unloaded by utilizing the movable folding platform, so that the railway flatcar can be loaded and unloaded at any place without depending on a traditional platform, the flexibility of loading and unloading the railway flatcar is improved, and the requirements for transportation timeliness and flexibility in the aspects of emergency rescue, disaster relief, national defense, national economy and the like are effectively met.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a perspective view showing an initial state of a movable platform applied to a railway terminal car of the present utility model;

FIG. 2 is a schematic view showing a supporting assembly of a movable platform applied to a railway terminal car according to the present utility model in a supporting state;

fig. 3 is an enlarged view of a portion a of fig. 2;

FIG. 4 is a schematic view of a ball screw assembly of the present utility model applied to a movable platform of a railway terminal trolley;

FIG. 5 is a schematic view of the present utility model applied to a folding station of a movable platform of a railway terminal car during deployment;

FIG. 6 is a schematic illustration of the connection of a first roll-over assembly of the present utility model applied to a movable platform of a railway terminal trolley;

FIG. 7 is a schematic illustration of the connection of a second roll-over assembly of the present utility model applied to a movable platform of a railway terminal trolley;

FIG. 8 is a schematic view of the folding platform of the present utility model applied to a movable platform of a railway terminal trolley;

FIG. 9 is a schematic view of a folding station of another embodiment of a mobile station for a railway terminal trolley of the present utility model fully deployed;

FIG. 10 is a schematic illustration of a desired transport vehicle traveling to a host platform;

FIG. 11 is a schematic illustration of the present utility model applied to a folding station flip reset process for a movable station of a railway terminal car;

FIG. 12 is a schematic view of the folding platform of the present utility model applied to a movable platform of a railway terminal trolley being flipped back and moved onto the terminal platform;

FIG. 13 is a schematic illustration of the transfer of a transported vehicle to other platforms of a flatcar;

fig. 14 is a schematic view of a transported vehicle being transported onto another platform of a flatcar.

Detailed Description

For a better understanding of the objects, functions and specific embodiments of the present utility model, the movable platform of the present utility model applied to a railway loading and unloading station trolley will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 14, the movable platform of the present utility model applied to a railway terminal car is provided on a railway flatcar 1, and the railway flatcar 1 is used to move a transport vehicle or materials on a railway. The movable platform comprises a loading and unloading platform 11 and a supporting component 2, wherein the supporting component 2 is movably arranged at the side of the railway flatcar 1 and can rotate relative to the railway flatcar 1, so that the supporting component 2 is in a storage state or a supporting state, and the supporting component 2 can move along with the railway flatcar 1 when in the storage state; when in the supporting state, the lower part of the supporting component 2 is in contact with the ground, and the upper part of the supporting component 2 can bear articles.

The loading and unloading platform 11 is arranged above the railway flatcar 1, and the loading and unloading platform 11 is movably provided with a folding platform 3; the folding station 3 is movable onto the support assembly 2 in a supported state. A limiting unit is arranged below the folding platform 3, a limiting block 25 is arranged on the supporting component 2, and when the limiting block 25 is in contact with the limiting unit, the folding platform 3 stops moving.

Preferably, the supporting components 2 are multiple groups, each group of supporting components 2 can rotate relative to the railway flatcar 1, so that the supporting components 2 are in a storage state or a supporting state, and the multiple groups of supporting components 2 can improve stability when supporting the folding platform 3, and the embodiment is 4 groups.

Folding platform 3 includes main platform 31 and folding ramp 32, and the both sides of main platform 31 are articulated with a folding ramp 32 respectively, and folding ramp 32 can rotate for main platform 31 to make folding ramp 32's one end and ground conflict, and the other end links to each other with main platform 31, and the vehicle that needs the transportation can be moved to main platform 31 through folding ramp 32, then folding ramp 32 upset resets, moves folding platform 3 to loading platform 11 on again can accomplish the loading of vehicle.

Specifically, as shown in fig. 4, the loading platform 11 is fixedly provided with a ball screw assembly 4, and the ball screw assembly 4 is connected to the bottom of the folding platform 3 to drive the folding platform 3 to move on the loading platform 11. The ball screw assembly 4 comprises a driving motor 41, the driving motor 41 is connected with a screw rod 42, a sliding table 43 is arranged on the screw rod 42, the sliding table 43 can be driven to move by rotation of the screw rod 42, and the sliding table 43 is fixedly connected with the main station 31 to drive the main station 31 to move.

As shown in fig. 6, a first turning assembly 5 is provided on the main station 31, the first turning assembly 5 is connected to the folding ramp 32, and the first turning assembly 5 can drive the folding ramp 32 to rotate. The first overturning assembly 5 comprises a first oil cylinder 51, a first overturning arm 52 and a second overturning arm 53, a first groove 311 is formed in the main station 31, the bottom of the first oil cylinder 51 is hinged to the position, away from the end of the main station 31, of the first groove 311, one end of the first overturning arm 52 is hinged to the position, close to the end of the main station 31, of the first groove 311, and the other end of the first overturning arm 52 is hinged to an output shaft of the first oil cylinder 51; the folding ramp 32 is provided with a second groove 321, one end of a second turning arm 53 is hinged to the second groove 321 at a position close to the end of the folding ramp 32, and the other end of the second turning arm 53 is hinged to the output shaft of the first cylinder 51. The output shaft of the first cylinder 51 extends to rotate the folding ramp 32 in a direction away from the main platform 31, and the output shaft of the first cylinder 51 contracts to rotate the folding ramp 32 in a direction close to the main platform 31 until the folding ramp 32 is attached to the main platform 31. It will be appreciated that, as shown in fig. 8 and 9, the first flipping assembly 5 may be disposed on both sides of the folding ramp 32, or may be disposed at a middle position of the folding ramp 32, where the specific position is selected according to actual needs, so long as the folding ramp 32 can rotate relative to the main platform 31 and does not affect the running of the vehicle on the ramp.

Preferably, as shown in fig. 10, the folding ramp 32 of the present embodiment includes a first folding ramp 33 and a second folding ramp 34, where the first folding ramp 33 is hinged to the second folding ramp 34, the first folding ramp 33 is connected to the main console 31, and the second folding ramp 34 can collide with the ground.

The first folding ramp 33 and the second folding ramp 34 of this embodiment are hinged through a hinge assembly 36, the hinge assembly 36 includes a first hinge unit and a second hinge unit, the first hinge unit is fixedly disposed on the lower surface of the first folding ramp 33, the second hinge unit is fixedly disposed on the lower surface of the second folding ramp 34, and the first hinge unit and the second hinge unit are hinged to each other so as to realize the hinge of the first folding ramp 33 and the second folding ramp 34. Preferably, the hinge assemblies 36 are two groups, and are respectively disposed at two sides of the first folding ramp 33 and the second folding ramp 34, and the second turning assembly 6 described below is disposed between the two groups of hinge assemblies 36, so as to improve the stability of the second folding ramp 34 when turning.

The adoption of the hinged first folding ramp 33 and second folding ramp 34 can save the storage space of the folding ramp 32, and different ground heights can be adapted by changing the included angle between the first folding ramp 33 and the second folding ramp 34, so as to enhance the universality of the utility model. Preferably, the end of the second folding ramp 34 away from the first folding ramp 33 is connected with a guide block 35, the guide block 35 is hinged with the second folding ramp 34, and the bottom surface of the guide block 35 is abutted against the ground.

As shown in fig. 7, the first folding ramp 33 is provided with a second turning component 6, the second turning component 6 is disposed at a middle position between the first folding ramp 33 and the second folding ramp 34, the second turning component 6 is connected with the second folding ramp 34, and the second turning component 6 can drive the second folding ramp 34 to rotate. The second overturning assembly 6 comprises a second oil cylinder 61, a third overturning arm 62 and a fourth overturning arm 63, a third groove 331 is formed in the first folding ramp 33, the bottom of the second oil cylinder 61 is hinged to the position, away from the second folding ramp 34, of the third groove 331, one end of the third overturning arm 62 is hinged to the position, close to the second folding ramp 34, of the third groove 331, and the other end of the third overturning arm 62 is hinged to an output shaft of the second oil cylinder 61; the second folding ramp 34 is provided with a fourth groove 341, one end of the fourth turning arm 63 is hinged to the position, close to the first folding ramp 33, of the fourth groove 341, and the other end of the fourth turning arm 63 is hinged to the output shaft of the second oil cylinder 61. The second folding ramp 34 can be rotated in a direction away from the main platform 31 by extending the output shaft of the second oil cylinder 61, and the second folding ramp 34 can be rotated in a direction close to the first folding ramp 33 by contracting the output shaft of the second oil cylinder 61 until the first folding ramp 33 is attached to the second folding ramp 34.

As shown in fig. 3, a supporting accommodating groove 12 is formed in the side face of the railway flatcar 1, a rotary oil cylinder 13 is arranged in the supporting accommodating groove 12, the rotary oil cylinder 13 is connected with one end of the supporting component 2, and the rotary oil cylinder 13 can drive the supporting component 2 to rotate relative to the railway flatcar 1. The support assembly 2 is in a storage state when being accommodated in the support accommodating groove 12, and the support assembly 2 can be transported together with the railway flatcar 1.

The support assembly 2 comprises a support arm 21, one end of the support arm 21 is connected with the rotary oil cylinder 13, the rotary oil cylinder 13 can drive the support arm 21 to rotate, a plurality of support oil cylinders 22 are fixedly arranged below the support arm 21, one end, far away from the support arm 21, of each support oil cylinder 22 is connected with one ground foot 23, and the output shaft of the support oil cylinder 22 stretches out to enable the ground foot 23 to be in contact with the ground, so that the support state of the support assembly 2 is realized.

Preferably, the upper surface of support arm 21 is provided with gyro wheel 24, and correspondingly, the lower surface of host computer platform 31 is provided with gyro wheel groove 312, and gyro wheel 24 can be held in gyro wheel groove 312, and on the one hand conveniently folding platform 3 removes from loading and unloading platform 11 to supporting component 2, on the other hand, through the cooperation in gyro wheel 24 and gyro wheel groove 312, still with spacing host computer platform 31 to improve the stability when folding platform 3 about the vehicle that transports. The limiting unit of the embodiment is disposed in the roller slot 312, the limiting unit is a travel switch, and the limiting block 25 is disposed on the upper surface of the supporting arm 21 and near the position of the rotary cylinder 13.

The movable platform applied to the railway loading and unloading station trolley further comprises a control box, wherein a control system is arranged in the control box, the control system is electrically connected with controllers of the rotary oil cylinder 13, the support oil cylinder 22, the driving motor 41, the first oil cylinder 51 and the second oil cylinder 61, and the components for executing actions are controlled through different switch buttons in the control box.

When the movable platform applied to the railway loading and unloading station trolley is loaded, firstly, the rotary oil cylinder 13 drives the support component 2 to rotate, so that the support component 2 is vertical to the railway flatcar 1, and then the support oil cylinder 22 extends out, so that the ground feet 23 touch the ground, and the support component 2 is in a support state; then the ball screw assembly 4 drives the folding platform 3 to move onto the supporting assembly 2, when the limit block 25 is in conflict with the travel switch, the folding platform stops moving, then the first overturning assembly 5 drives the folding ramp 32 to rotate in a direction away from the main platform 31, meanwhile, the second driving assembly drives the second folding ramp 34 to rotate in a direction away from the first folding ramp 33, until the guide block 35 at the end part of the second folding ramp 34 touches the ground, the unfolding is completed, then the vehicle to be transported runs onto the main platform 31 through the folding ramp 32, then the second overturning assembly 6 drives the second folding ramp 34 to rotate and lifts up the first folding ramp 33, meanwhile, the first overturning assembly 5 drives the first folding ramp to rotate, then the first folding ramp 33 and the second folding ramp 34 gradually rotate and reset, then the ball screw assembly 4 drives the folding ramp 3 to move onto the loading platform 11, as shown in fig. 12, finally, the supporting cylinder 22 contracts, the loading platform 23 is lifted off, the supporting assembly 2 is driven into the supporting storage groove, and the loading platform of the vehicle is completed. As shown in fig. 13 to 14, the railway flatcar applied to the movable platform of the railway loading and unloading station trolley of the present utility model can also be connected with a plurality of flatcar platforms, then the folding ramp 32 is turned over to overlap with other flatcar platforms, so that the vehicle can be transported to other flatcar platforms, and then the folding ramp 32 is reset, thus, a train of flatcars can transport a plurality of vehicles at the same time. If the vehicle is required to be unloaded, the steps are reversely operated, and the description is omitted.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The movable platform is characterized by comprising a loading and unloading platform and a supporting component, wherein the loading and unloading platform is arranged above the railway flatcar, the supporting component is movably arranged at the side of the railway flatcar, and the supporting component can rotate relative to the railway flatcar so as to enable the supporting component to be in a storage state or a supporting state; a folding platform is movably arranged on the loading and unloading platform; the folding platform can move to a supporting component in a supporting state, a limiting unit is arranged below the folding platform, a limiting block is arranged on the supporting component, and when the limiting block is in contact with the limiting unit, the folding platform stops moving; folding platform includes main website and folding ramp, and the both sides of main website are articulated mutually with a folding ramp respectively, and folding ramp can rotate for main website to make folding ramp's one end inconsistent with ground, the other end links to each other with main website, and the vehicle that needs the transportation can remove to the main website through folding ramp on, then folding platform removes to loading platform on in order to accomplish the loading of vehicle.

2. The movable platform for a railway terminal trolley of claim 1 wherein the loading platform is fixedly provided with a ball screw assembly, the ball screw assembly being coupled to the bottom of the folding platform to drive the folding platform to move on the loading platform.

3. The movable platform for a railway terminal trolley of claim 1 wherein the side of the railway flatcar is provided with a support receiving slot, a rotary cylinder is disposed in the support receiving slot, the rotary cylinder is connected to one end of the support assembly, and the rotary cylinder is operable to drive the support assembly to rotate relative to the railway flatcar.

4. A mobile station for a railway terminal trolley as claimed in claim 3, wherein the support assembly comprises a support arm, one end of the support arm is connected to a rotary cylinder, the rotary cylinder drives the support arm to rotate, a support cylinder is fixedly arranged below the support arm, one end of the support cylinder away from the support arm is connected to a ground angle, and an output shaft of the support cylinder extends to enable the ground angle to collide with the ground so as to achieve a supporting state.

5. The movable platform for a railway terminal trolley of claim 4 wherein the upper surface of the support arm is provided with rollers and the lower surface of the main platform is provided with roller grooves in which the rollers are receivable to longitudinally limit the main platform.

6. The movable platform for a railway loading and unloading station trolley according to claim 5, wherein the limiting unit is arranged in the roller groove, the limiting unit is a travel switch, the limiting block is arranged on the upper surface of the supporting arm and is close to the position of the rotary cylinder, and when the limiting block is in contact with the travel switch, the folding platform stops moving so as to transversely limit the main station.

7. A mobile station for use with a railway terminal trolley as claimed in claim 1, wherein the main station is provided with a first tipping assembly, the first tipping assembly being connected to the folding ramp, the first tipping assembly being operable to drive the folding ramp in rotation.

8. The mobile platform for use with a railway terminal trolley of claim 7 wherein the folding ramp comprises a first folding ramp and a second folding ramp, the first folding ramp being hinged to the second folding ramp, the first folding ramp being connected to the master platform and the second folding ramp being capable of abutting the ground.

9. A mobile station for use with a railway terminal trolley as claimed in claim 8, wherein the first folding ramp is provided with a second tipping assembly, the second tipping assembly being connected to the second folding ramp, the second tipping assembly being operable to rotate the folding ramp.

10. The movable platform for a railway terminal trolley of claim 8 wherein the end of the second folding ramp remote from the first folding ramp is connected to a guide block, the guide block being hinged to the second folding ramp, the bottom surface of the guide block being in contact with the ground.