CN211547121U

CN211547121U - Rail grinding vehicle for both highway and railway

Info

Publication number: CN211547121U
Application number: CN201922247908.3U
Authority: CN
Inventors: 宋端坡; 刘洋; 梁勇
Original assignee: Suzhou Dafang Special Vehicle Co Ltd
Current assignee: Suzhou Dafang Special Vehicle Co Ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-09-22
Anticipated expiration: 2029-12-16

Abstract

The utility model relates to a dual-purpose rail car that grinds of highway railway, this vehicle has road surface drive mode, the track drive mode, it includes the frame, connect road surface drive assembly and the track drive assembly in the frame bottom, with the switching module that this vehicle switches between road surface drive mode and track drive mode, power supply and control system for each subassembly provides power, this vehicle is still including the rail shape subassembly of polishing of connecting in the frame bottom, a track geometry detection subassembly for measuring the rail shape, track geometry detection subassembly is located the place ahead of the rail shape subassembly of polishing. The utility model discloses on integrated to the combined car of highway and railway with the rail shape subassembly of polishing, road surface, track drive, the subassembly of polishing match rationally, can be suitable for the road surface and go at a high speed, can adapt to the stable low-speed of track again and go, can also guarantee to grind the high accuracy requirement of rail, can use on main line, subway, light rail, and the adaptation face is wide, has advantages such as economy, environmental protection, flexibility, turning radius are little, easy operation and rapid transit operation.

Description

Rail grinding vehicle for both highway and railway

Technical Field

The utility model relates to a dual-purpose rail grinding vehicle of highway-railway.

Background

With the rapid development of urban rail transit industries (subways and light rails) in China, the demand of rail grinding machines is increased. At present, rail grinding equipment in domestic and foreign markets is mainly of a single-rail walking type, is designed for a plurality of main railways, is large in size, poor in adaptability and high in price (the price of complete equipment produced by the domestic introduced technology is more than 1.2 hundred million yuan), and is difficult to adapt to the development of urban rail transit in China. In order to meet the requirement, rail grinding equipment for both highway and railway has started to appear abroad in recent years, but the rail grinding equipment has the defects of low power integration level, poor adaptability, high price (the domestic price is about 3500 ten thousand yuan), and the like.

In order to solve the not enough of current rail grinding machine existence, improve rail grinding machine flexibility, adaptability, improve intelligent level, reduce user and purchase and use cost, the urgent new rail grinding device of a section that needs to be developed of urgent.

Disclosure of Invention

The utility model aims at providing a dual-purpose rail grinding wagon of highway railway for revise the wavy wearing and tearing of track, wheel rail scotch, carry out the preventive maintenance of line rail, still can do the rail surface inspection in addition, and restore the reasonable state that makes it resume wheel rail contact to the rail of wearing and tearing according to the original shape of track.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a rail car is ground to combined use, this vehicle has road surface drive mode, track drive mode, and it includes the frame, connect road surface drive assembly and the track drive assembly in frame bottom, the switching subassembly that switches this vehicle between road surface drive mode and track drive mode, the power supply and the control system that provide power for each subassembly, this vehicle still include connect the rail shape of frame bottom polish the subassembly, be used for measuring the rail geometry detection subassembly of rail shape, rail geometry detection subassembly be located the place ahead of rail shape subassembly of polishing.

Preferably, the rail-shaped grinding assembly comprises a grinding frame connected to the bottom of the vehicle frame, grinding head groups respectively connected to two sides of the grinding frame, a grinding driving member for driving the grinding head groups, and a hydraulic system, wherein the grinding head groups comprise grinding head rails connected to the grinding frame, and a plurality of grinding heads connected to the grinding head rails in an angle-adjustable manner; the polishing head driving part comprises a polishing movable driving part for driving the polishing head to move on the polishing head track and a polishing rotary driving part for driving the polishing head to rotate and polish, and the hydraulic system provides pressurized hydraulic fluid for the polishing movable driving part and the polishing rotary driving part.

Further preferably, the polishing head group comprises a front polishing head group, a middle polishing head group and a rear polishing head group, and the front polishing head group, the middle polishing head group and the rear polishing head group respectively polish two sides and the upper part of the rail.

Further preferably, the rail-shaped grinding assembly further comprises guide wheels connected to the bottom of the grinding frame and adapted for rail travel.

Preferably, the track geometry detection assembly comprises a laser and a video camera.

Preferably, the rail grinding vehicle for both highway and railway further comprises a spraying assembly arranged on the frame and used for spraying liquid to the rail, wherein the spraying assembly comprises a liquid storage tank, a spraying part communicated with the liquid storage tank and a pump body connected between the liquid storage tank and the spraying part.

Preferably, the rail grinding vehicle for both highway and railway further comprises a dust collection assembly arranged on the vehicle frame and used for absorbing and removing dust generated by grinding.

Preferably, the rail grinding wagon for both highway and railway further comprises a laser vision system for checking the ground rail.

Preferably, the road surface driving assembly comprises a driving axle and a steering axle connected to the bottom of the frame, and a road surface tire connected to the driving axle and the steering axle and suitable for road surface running, and the power source provides power for the driving axle.

Preferably, the track driving assembly comprises a bogie connected to the bottom of the frame and a track tire connected to the bogie and suitable for track running, and the power source provides power for the bogie.

Further preferably, the road surface driving assembly comprises a driving axle and a steering axle which are connected to the bottom of the frame, and a road surface tire which is connected to the driving axle and the steering axle and is suitable for road surface running; the track driving assembly comprises a bogie connected to the bottom of the frame and a track tire connected to the bogie and suitable for track running, the power source provides power for the drive axle and the bogie, the switching assembly comprises a lifting component connected with the track driving assembly, and when the vehicle is in a road surface driving mode: the road tire is supported on the road surface, the lifting component lifts the track driving assembly, and the track tire is separated from the ground; when the vehicle is in the track drive mode, the lifting member lowers the track drive assembly, the track tires are supported on the track, and the road tires are disengaged from the track.

Preferably, the power source comprises a generator and a power battery.

Because of the application of the technical scheme, compared with the prior art, the utility model have following advantage and effect:

the utility model discloses on integrated to the combined car of highway and railway with the rail shape subassembly of polishing, road surface, track drive, the subassembly of polishing match rationally, can be suitable for the road surface and go at a high speed, can adapt to the stable low-speed of track again and go, can also guarantee to grind the high accuracy requirement of rail, can use on main line, subway, light rail, and the adaptation face is wide, has advantages such as economy, environmental protection, flexibility, turning radius are little, easy operation and rapid transit operation.

Drawings

FIG. 1 is a schematic front view of the present embodiment;

FIG. 2 is a schematic side view of the present embodiment;

FIG. 3 is a schematic front view of the rail-shaped grinding assembly in this embodiment;

fig. 4 is a schematic diagram of the sanding head of the present embodiment.

Wherein: 1. a frame; 10. a braking system; 11. a generator; 12. a control system; 120. an audio-visual warning system; 20. a drive axle; 21. a steering axle; 22. a road tire; 30. a bogie; 31. a rail tire; 4. a lifting member; 50. polishing the frame; 51. polishing head; 52. polishing the movable driving piece; 53. polishing the rotary driving piece; 54. a hydraulic system; 55. a guide wheel; 6. a track geometry detection assembly; 7. a laser vision system; 8. a spray assembly; 80. a liquid storage tank; 81. an injection member; 9. a dust collection assembly.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, the rail grinding vehicle for both highway and railway has a road surface driving mode and a rail driving mode, and comprises a vehicle frame 1, a road surface driving assembly and a rail driving assembly which are connected to the bottom of the vehicle frame 1, a switching assembly for switching the vehicle between the road surface driving mode and the rail driving mode, a power source for providing power for each assembly and a control system. Wherein:

the road surface driving assembly comprises a driving axle 20 and a steering axle 21 which are connected to the bottom of the frame 1, and a road surface tire 22 which is connected to the driving axle 20 and the steering axle 21 and is suitable for road surface running, wherein a power source provides power for the driving axle 20.

The track driving assembly comprises a bogie 30 connected to the bottom of the frame 1 and a track tire 31 connected to the bogie 30 and suitable for track running, and a power source provides power for the bogie 30, so that the track running speed adjustment precision is not more than +/-0.5%. In this embodiment: the front and rear ends of the bogie 30 are respectively a single-axle bogie and a pair of double-axle bogies.

The switching assembly includes a lifting member 4, such as a lifting cylinder or the like, connected to the bogie 30 of the track drive assembly. When the vehicle is in a road drive mode: the road tire 22 is supported on the road surface, the lifting component 4 lifts the track driving component, the track tire 31 is separated from the ground, and the whole vehicle has the function of a complete truck; when the vehicle is in a rail driving mode, the lifting component 4 puts down the rail driving component, the rail tire 31 is supported on the rail, the opposite road tire 22 is separated from the rail, and the power source drives the drive axle 20 or the bogie 30 through the speed reducer to realize the running of the vehicle, so that the vehicle can run on the road and can also run on the rail, and the requirements of different working conditions on the vehicle are met.

The vehicle is provided with a corresponding brake system 10, and the brake system 10 can be divided into a road brake system and a track brake system according to functions. The road surface braking system is composed of a self-contained braking system of an automobile chassis, and the basic braking mode is air pressure drum type braking. The rail brake system mainly comprises a spring brake cylinder, a brake master cylinder, a relay valve, a hydraulic disc brake and the like, and can realize three brake modes of service brake, emergency brake and parking brake of the road and railway brake system. Braking system 10 adopts prior art, is not the utility model discloses a utility model main points, no longer gives unnecessary details here.

The rail grinding vehicle for both highway and railway comprises a rail-shaped grinding assembly connected to the bottom of the frame 1, a rail geometry detection assembly 6 used for measuring rail shape, a laser vision system 7 used for detecting a ground rail, a spraying assembly 8 arranged on the frame 1 and used for spraying liquid to the rail, and a dust collection assembly 9 arranged on the frame 1 and used for absorbing and removing dust generated by grinding. Wherein:

as shown in fig. 3: the rail-shaped grinding assembly comprises a grinding frame 50 connected to the bottom of the vehicle frame 1, grinding head groups respectively connected to two sides of the grinding frame 50, a grinding driving piece for driving the grinding head groups, and a hydraulic system 54. The sanding head group includes a sanding head track (not specifically shown) attached to the sanding frame 50, a plurality of sanding heads 51 angularly adjustably attached to the sanding head track; the sanding head driving part comprises a sanding moving driving part 52 for driving the sanding head 51 to move on a sanding head rail, a sanding rotating driving part 53 for driving the sanding head 51 to rotate and sand, the sanding moving driving part 52 is a hydraulic oil cylinder, the sanding rotating driving part 53 is a hydraulic motor, a hydraulic system 54 provides pressurized hydraulic fluid for the sanding driving part, the position of the sanding head 51 is adjusted by the pressurized hydraulic fluid, the rail-shaped sanding component is provided with an independent open-loop hydraulic system, and the hydraulic system 52 is independently powered by a power source.

The polishing head group comprises a front polishing head group, a middle polishing head group and a rear polishing head group, and the front polishing head group, the middle polishing head group and the rear polishing head group respectively polish the two sides and the upper part of the track. As shown in fig. 4, the front polishing head group and the rear polishing head group polish both sides of the rail, and the middle polishing head group polishes the upper portion of the rail. The front and rear sets of sanding heads are at an angle to the track by adjusting the particular position of the sanding head 51 on the sanding head track.

In addition, the rail-shaped grinding assembly further comprises guide wheels 55 attached to the bottom of the grinding frame 50 for rail travel.

The track geometry detection assembly 6 comprises a laser and a video camera, the laser and the video camera are used for measuring the track appearance, the laser vision system 7 is used for carrying out track quality control, data are uploaded to the control system in real time, and automatic detection and automatic feeding grinding are carried out. The rail-shaped grinding component is controlled by the control system to meet the set grinding action, and after grinding is finished, the rail-shaped grinding component is checked through the laser vision system 7, so that the rail-shaped grinding component 6, the rail-shaped grinding component and the laser vision system 7 are sequentially arranged in the front-back direction.

When polishing is carried out, an operator measures the appearance of the track by using the track geometry detection assembly 6 through a control console in a cab, controls the polishing head 51 of the track geometry polishing assembly by matching with a quality-controlled track measurement double-camera and a laser vision system, realizes track contour dimension detection and plane detection by adopting a laser contour measurement means, automatically feeds, grinds a plurality of grinding heads step by step, finally reaches an ideal contour dimension and flatness, and polishes the track surface to the best effect; the unmanned rail grinding work of the rail grinding vehicle can be realized by adopting multi-sensor fusion technologies such as laser, vision, Beidou and the like, and the related quantity is automatically and remotely uploaded to a control center.

The spraying assembly 8 is used for preventing or extinguishing fire caused by sparks generated during a grinding process, and comprises a liquid storage tank 80, a spraying component 81 communicated with the liquid storage tank 80, and a pump body connected between the liquid storage tank 80 and the spraying component 81, wherein the spraying component 81 can adopt a sprayer or a spray gun and is connected through a hose.

The dust collection assembly 9 is used for collecting grinding dust, and can be a vacuum cleaner, and is directly powered by a power source.

The power source adopts a full-electric driving mode of the generator 11 and the power battery, except a necessary high-power generator set, an additional engine and a gearbox are not required to be arranged for road running, the whole vehicle jointly uses one set of electric driving power source, multi-system integrated power supply is realized, the integration level and maintainability of the equipment are improved, resources, cost and space are saved, the mechanism is simple and reliable, the resources and cost are greatly saved, and the dead weight is reduced by about 8%.

The control system 12 is a micro-electrical control system, a PLC control system based on a CAN bus is adopted, each execution or power element is provided with an analog control panel, various control signals and instrument signals are directly input into a main control box through a multi-core cable, then are processed by a central computer of the main control box, and then are directly sent to each terminal control, regulation and execution component through digital-to-analog conversion or digital switching value. A comfortable and clear audio-visual warning system 120 is provided in the console to facilitate operation, maintenance, servicing and troubleshooting of the device.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a rail car is ground to combined use, this vehicle has road surface drive mode, track drive mode, and it includes the frame, connect road surface drive assembly and the track drive assembly in the frame bottom, the switching subassembly that switches this vehicle between road surface drive mode and track drive mode, power supply and the control system that provides power for each subassembly which characterized in that: the vehicle also comprises a rail-shaped grinding assembly connected to the bottom of the vehicle frame and a rail geometry detection assembly used for measuring rail shape, wherein the rail geometry detection assembly is positioned in front of the rail-shaped grinding assembly.

2. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the rail-shaped grinding assembly comprises a grinding frame connected to the bottom of the vehicle frame, grinding head groups respectively connected to two sides of the grinding frame, a grinding driving piece for driving the grinding head groups and a hydraulic system, wherein each grinding head group comprises a grinding head rail connected to the grinding frame and a plurality of grinding heads connected to the grinding head rail in an angle-adjustable manner; the polishing head driving part comprises a polishing movable driving part for driving the polishing head to move on the polishing head track and a polishing rotary driving part for driving the polishing head to rotate and polish, and the hydraulic system provides pressurized hydraulic fluid for the polishing movable driving part and the polishing rotary driving part.

3. The rail grinding vehicle for both road and railway as claimed in claim 2, wherein: the polishing head group comprises a front polishing head group, a middle polishing head group and a rear polishing head group, wherein the front polishing head group, the middle polishing head group and the rear polishing head group respectively polish two sides and the upper part of the track.

4. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the track geometry detection assembly comprises a laser and a video camera.

5. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the rail grinding vehicle for both highway and railway further comprises a spraying assembly arranged on the frame and used for spraying liquid to the rail, wherein the spraying assembly comprises a liquid storage tank, a spraying part communicated with the liquid storage tank and a pump body connected between the liquid storage tank and the spraying part.

6. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the rail grinding vehicle for both highway and railway further comprises a dust collecting assembly arranged on the vehicle frame and used for absorbing and removing dust generated by grinding.

7. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the road surface driving assembly comprises a driving axle and a steering axle which are connected to the bottom of the frame, and road surface tires which are connected to the driving axle and the steering axle and are suitable for road surface running, and the power source provides power for the driving axle.

8. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the track driving assembly comprises a bogie connected to the bottom of the frame and a track tire connected to the bogie and suitable for track running, and the power source provides power for the bogie.

9. The rail grinding vehicle for both highway and railway as claimed in claim 8, wherein: the road surface driving assembly comprises a driving axle and a steering axle which are connected to the bottom of the frame, and a road surface tire which is connected to the driving axle and the steering axle and is suitable for road surface running; the track driving assembly comprises a bogie connected to the bottom of the frame and a track tire connected to the bogie and suitable for track running, the power source provides power for the drive axle and the bogie, the switching assembly comprises a lifting component connected with the track driving assembly, and when the vehicle is in a road surface driving mode: the road tire is supported on the road surface, the lifting component lifts the track driving assembly, and the track tire is separated from the ground; when the vehicle is in the track drive mode, the lifting member lowers the track drive assembly, the track tires are supported on the track, and the road tires are disengaged from the track.

10. The rail grinding vehicle for both road and railway as claimed in claim 1, wherein: the power source comprises a generator and a power battery.