KR20180051952A - Vehicles for repairing the railroad line - Google Patents

Abstract

The present invention relates to a vehicle for repairing railroad ballast, in which when the vehicle moves along a railroad, the vehicle removes ballasts from a ballast railroad in consecutive order, and simultaneously provides new ballasts to change a panel railroad, without damaging to the railroad, thereby reducing a construction period and maintenance costs, and a method for maintaining a ballast railroad using the same. The vehicle includes a tracked vehicle body having front and rear wheels moving along the railroad; a ballast hopper installed to a desired position of the tracked vehicle body and formed to receive ballasts therein, the ballast hopper having a discharge outlet at a lower portion to discharge the ballasts; a scrapper spaced apart from the lower portion of the ballast hopper at a desired distance; and a transportation member having a horizontal frame horizontally fixed to the tracked vehicle body adjacent to the front wheel, vertical frames being horizontally movable from both ends of the horizontal frame by a cylinder, and a drive wheel being vertically movable from a lower end of the vertical frame by a cylinder, the transportation member supporting the drive wheels at left and right lower portions of the tracked vehicle body.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a railway track gravel maintenance vehicle,

The present invention relates to a railway track gravel maintenance vehicle and a maintenance method of the railway track gravel repair vehicle, and more particularly, The present invention relates to a railroad track gravel maintenance vehicle and a gravel track maintenance method using the railway track gravel maintenance vehicle, which can reduce air and maintenance costs by removing gravel from a gravel track and constructing a new gravel again to change into a panel track.

In the railway track, there is an intervening road between the bedrock and the sleeper, which disperses and buffers the load transferred to the sleepers and is used to stably support the sleepers. A road made of gravel is called a gravel road and has been used conventionally. However, in the case of gravel roads, gravel may often be scattered or broken by long-term use or by external action.

This phenomenon is a serious problem causing the rail to sink, so the manager should check it periodically. In the case of old gravel roads, noise vibration also increases unlike the first time, which leads to a disadvantage that the maintenance cost of gravel roads is excessively high.

As a background of the present invention, Patent Publication No. 2016-0012488 entitled " Method for stabilizing gravel images for railway "(Patent Document 1) is known.

The above-mentioned background art is applied to a rail structure of a railway vehicle in which a gravel road is disposed at a predetermined thickness on a roadbed, and a sleeper and a rail are installed on the gravel road. Pouring the polyurethane resin into only a portion of the gravel surface and curing it; The injection area of the polyurethane resin includes a section where the sleepers are installed, and the basic shape of the plane is continuous in one direction.

However, the above background art has a problem that it is not only possible to partially stabilize the gravel images but also complicate the operation and difficult to remove the existing gravel.

Patent Publication No. 2016-0012488 "Stabilizing Method of Gravel Graph for Railroad"

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a railway track gravel repair vehicle which removes gravel from a gravel trajectory sequentially while preventing a rail from being damaged or deformed, The present invention provides a railway track gravel maintenance vehicle and a gravel track maintenance method using the same.

The present invention relates to a track vehicle comprising: a track vehicle main body configured to be movable on a rail, the front and rear wheels being formed on front and rear sides, respectively; A gravel hopper which is formed at a predetermined position of the main body of the track vehicle and has a predetermined size to receive gravel therein and has a discharge port formed at a lower portion thereof to discharge gravel; A scraper formed at a lower portion of the gravel hopper and spaced apart from the lower portion of the gravel hopper; A horizontal frame which is horizontally fixed to the body of the track vehicle adjacent to the front wheel, a vertical frame which is horizontally movable by cylinders at both side ends of the horizontal frame, And a support moving means composed of a drive wheel configured to be able to move in a vertical direction by a cylinder so that a drive wheel is positioned below both sides in the width direction of the main body of the railway track. .

And a nonwoven fabric wound around a nonwoven fabric storage portion is stored in a central portion of the main body of the railway track.

Also, the present invention provides a railroad track gravel maintenance vehicle, characterized in that the drive wheel is constituted by an endless track.

Further, a rail catch formed by a horizontal shaft configured to be movable in a vertical direction by a cylinder at a lower portion of the track vehicle body and a grip portion including a pair of head portions configured to be opened or closed at a certain angle by a cylinder, And the rear wheel is provided at a lower portion of the body of the track vehicle between the front and the rear of the railway track gravel maintenance vehicle.

(A) removing gravel from the gravel trajectory and laying the nonwoven fabric on the removed bedrock; (b) advancing the railway track gravel maintenance vehicle along the rail at low speed and supporting the roadbed on which the gravel has been removed by support moving means; (c) pouring from a gravel hopper to an outlet at the bottom of the rail and scraping it with a scraper to evenly clean the gravel; and (d) completing the existing gravel trajectory in a panel trajectory by applying a filler to the upper part of the gravel to be newly installed, thereby providing a gravel trajectory maintenance method using the railway track gravel maintenance vehicle .

In the step (b), when the rail catcher is constructed on the railway track gravel repair vehicle, the rail track gravel repair vehicle is gripped by the rail catcher so that the rail track gravel repair vehicle is advanced along the rail. To provide a maintenance method of the used gravel track.

In the step (b), when the drive wheel is not formed in an endless track, a separate temporary rail is installed on the roadbed on which the drive wheel is seated, and the drive wheel is seated on the temporary rail. And to provide a gravel track maintenance method using a track gravel maintenance vehicle.

In addition, in step (d), a mold is installed on both sides of the gravel to be newly installed, a dispenser is dispensed, and the mold is removed after completion of the consolidation. Repair method.

The present invention provides a railway track gravel maintenance vehicle and a gravel track maintenance method using the railway track gravel maintenance vehicle. The railway track gravel maintenance vehicle sequentially removes gravel from the gravel track while preventing the rail from being damaged or deformed when the railway track repair vehicle moves along the rail And at the same time, a new gravel is constructed again and changed to a panel track, thereby making it possible to reduce air and maintenance costs.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the principles of the invention, Shall not be construed as limiting.
BRIEF DESCRIPTION OF DRAWINGS FIG. 1A is a side view of a railroad track gravel repair vehicle of the present invention. FIG.
FIG. 1B is a plan view of FIG. 1A.
1C is a front view of the above FIG. 1A.
FIG. 2 is a cross-sectional view taken along line A of FIG. 1A and a side view thereof.
3 is a cross-sectional view along line B of FIG. 1A and a side view thereof.
4 is a cross-sectional view taken along line C of FIG. 1A and a side view thereof.
FIG. 5A is a side view of a railway track gravel repair vehicle of the present invention during maintenance work. FIG.
FIG. 5B is a plan view of FIG. 5A.
FIG. 5C is a front view of FIG. 5A. FIG.
6 is a cross-sectional view taken along line A of FIG. 5A and a side view thereof.
7 is a cross-sectional view taken along line B of FIG. 5A and a side view thereof.
8 is a cross-sectional view taken along line C of FIG. 5A and a side view thereof.
9A is a side view of a railroad track gravel repair vehicle in another embodiment of the present invention during maintenance work.
FIG. 9B is a front view of FIG. 5A.
10 is a cross-sectional view taken along line A of FIG. 9A and a side view thereof.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the embodiments shown in the accompanying drawings, but the present invention is not limited thereto.

Hereinafter, the technical structure of the present invention will be described in detail with reference to the preferred embodiments.

FIG. 1A is a side view of a railroad track gravel repair vehicle of the present invention, FIG. 1B is a plan view of FIG. 1A, and FIG. 1C is a front view of FIG. 1A.

1, the railroad track cobb repair vehicle 1 of the present invention includes front and rear wheels 11 and 12 on front and rear sides of a track vehicle body 10 to move on a rail 2 A scraper 30 configured to pick gravel at a constant height; a scraper 30 configured to pick gravel at a constant height; a scraper 30 configured to pick gravel at a constant height; (10), and a support moving means (40) configured to move.

FIG. 2 is a cross-sectional view taken along the line A of FIG. 1A and a side view thereof, FIG. 3 is a cross-sectional view taken along line B of FIG. 1A and FIG. 4 is a sectional view taken along the line C of FIG. .

The railway track gravel repair vehicle (1) of the present invention comprises a track vehicle body (10) configured to move on a rail (2) with front and rear wheels (11) and (12) A gravel hopper 20 formed at a predetermined position of the track vehicle body 10 to have a predetermined size capable of receiving gravel therein and having a discharge port 21 formed at a lower portion thereof to discharge gravel; A scraper 30 spaced apart from the bottom of the gravel hopper 20 by a predetermined distance; A horizontal frame 41 horizontally fixed to the track vehicle body 10 adjacent to the front wheels 11 and horizontally moved by the cylinders 411 at both ends of the horizontal frame 41; And a drive wheel 43 configured to be vertically movable by a cylinder 421 at the lower end of the vertical frame 42. The drive wheel 43 is mounted on the track body 10, And a support moving means 40 configured such that the drive wheels 43 are positioned below both sides in the width direction of the vehicle.

The front and rear wheels 11 and 12 of the track vehicle body 10 are spaced a predetermined distance from the front and rear sides of the track vehicle body 10 so that the front and rear wheels 11 and 12 are seated on the rail 2, 10 are moved on the rail 2.

A nonwoven fabric storage unit 16 is formed at the center of the track vehicle body 10 and a nonwoven fabric 17 is wound around the nonwoven fabric storage unit 16 while the track vehicle body 10 is moving. The nonwoven fabric can be unfolded more conveniently on the roadbed on which the nonwoven fabric is removed.

The gravel hopper 20 is formed at a predetermined position of the track vehicle body 10 to have a predetermined size to receive gravel therein and has a discharge port 21 formed at a lower portion thereof to discharge gravel.

4, when the track body 10 is moved along the upper portion of the rail 2, the discharge port 21 is provided with a rail (not shown) so that the gravel 3 is inserted into both sides of the pair of rails 2, 2, and the discharge port 21 may be rotated by the cylinder 211 or the like so as to be directed downward, or a separate opening and closing door may be formed.

1A, the scraper 30 is spaced apart from the bottom of the gravel hopper 20 by a predetermined distance below the gravel hopper 20, and the gravel 3, which is fed into the bedrock 5 from the gravel hopper 20, The scraper 30 advances while the track body 10 moves forward and the gravel 3 which is fed into the roadbed 5 from the gravel hopper 30 Spread evenly at a constant height.

The support moving means 40 is formed by being fixed to the track vehicle body 10 in the width direction adjacent to the front wheel 11 between the front wheel 11 and the rear wheel 12 as shown in Fig.

1 and 2, the supporting and moving means 40 is movable in both the horizontal and vertical directions so as to support the roadbed 5, which is protruded on both sides in the width direction of the track vehicle body 10, A drive wheel 43 is formed.

In other words, the drive wheel 43 protrudes to both sides in the width direction of the track vehicle body 10 to support the track vehicle body 10 and to move along the upper portion of the road surface 5.

2, the horizontal frame 41 is horizontally formed so as to be fixedly coupled to the track vehicle body 10 and to have both ends thereof on both sides in the width direction of the track vehicle body 10. [

At this time, vertical frames 42 are formed at both side ends of the horizontal frame 41 so as to be movable in the horizontal direction by the cylinders 411.

Therefore, the vertical frame 42 can be moved outward or inward in the width direction of the track vehicle body 10 by the operation of the cylinder 411. [

A drive wheel 43 is formed at the lower end of each vertical frame 42. The drive wheel 43 is configured to be vertically movable in the vertical frame 42 by the cylinder 421, So that the height of the seat 43 can be adjusted.

The drive wheel 43 may be composed of various known wheels and rollers, and in particular, as shown, the drive wheel 43 may be constructed as an endless track.

When the track vehicle body 10 is moved along the rail 2 on which the gravel is removed after the gravel is removed and the lower portion of the rail 2 on which the gravel is removed is empty, The rail 2 can be gripped and moved so that the rail 2 can maintain the horizontal state of the rail 2 even when the rail 2 is removed from the rail 2 in the state where the rail 2 is removed, A separate rail catcher 50 may be provided.

3, the rail catcher 50 includes a horizontal shaft 51 configured to be vertically movable from a lower portion of the track vehicle body 10 by a cylinder 53, And a grip portion 52 composed of a pair of head portions 522 configured to be opened or closed.

Such a rail catcher 50 is formed at the lower portion of the track vehicle body 10 between the support moving means 40 and the rear wheels 12 and is provided at the front and rear rails 2 are spaced apart from each other by a predetermined distance so as to be equal in height to each other so that a pair is formed below the body 10 of the railway vehicle.

5A is a plan view of the railroad track gravel repair vehicle of the present invention, FIG. 5B is a plan view of FIG. 5A, FIG. 5C is a front view of FIG. 5A, FIG. 7 is a cross-sectional view taken along line B of FIG. 5A and a side view thereof, and FIG. 8 is a cross-sectional view taken along the line C of FIG. 5A and a side view thereof.

The gravel track maintenance method using the railroad track gravel repair vehicle of the present invention will be described in detail with reference to the drawings.

First, the gravel (3) on the gravel trajectory is removed and a nonwoven fabric is laid on the removed bedrock (5).

The nonwoven fabric can be more conveniently laid on the bedrock when the nonwoven fabric 17 wound around the nonwoven fabric storage portion 16 at the center of the orbiting vehicle body 10 is stored and moved.

The nonwoven fabric unfolded on the roadbed serves as a bottom plate to prevent the newly installed gravel (3) from being detached in order to form the panel trajectory.

Thereafter, the railway track gravel repair vehicle 1 advances along the rail 2 at a low speed, and the support moving means 40 supports the roadbed 5 on which the gravel 3 is removed.

The cylinders 411 at both side ends of the horizontal frame 41 of the supporting and moving means 40 are operated to move the vertical frame 42 outward in the width direction of the track vehicle body 10, So that the drive wheel 43 is seated on the gravel-removed bedrock 5 so that the drive wheel 43 moves along the gravel-removed bedrock.

FIG. 9A is a side view of a railroad track gravel repair vehicle in accordance with another embodiment of the present invention, FIG. 9B is a front view of FIG. 5A, and FIG. 10 is a sectional view and a side view thereof along line A of FIG.

The drive wheel 43 may be formed in an endless track as in the above embodiment and the drive wheel 43 may be mounted on a wheel that can move on the rail in the same manner as the track vehicle body 10, As shown in FIG.

In this case, as shown in FIG. 9, a separate temporary rail 6 is installed on the roadbed 5 on which the drive wheel 43 is seated to the outside of the rail 2, and the drive wheel 43 is seated on the temporary rail So that it can be stably moved.

The drive wheel 43 of the support moving means 40 moves and supports the roadbed 5 on which the gravel 3 has been removed so that the railway rail gravel repair vehicle 1 can be moved by the support moving means 40, So that the rail 2 can be prevented from being deformed or released when the railway track gravel repair vehicle 1 advances along the rail 2 on which the gravel is removed .

Particularly, when the rail track gravel repair vehicle 1 is constructed with the rail catcher 50, the rail track catcher 50 grasps the rail 2 to grip the rail track gravel repair vehicle 1 along the rail 2 .

3, the lower ends of the pair of head portions 522 of the grip portion 52 extend at a predetermined angle, and the rails 2, from which the gravel is removed, A pair of head portions 522 can be engaged with the rails 2 so as to be able to grasp the abdomen portions of the rails 2 by narrowing the angle of the lower end portions of the pair of head portions 522 by operating the cylinders 521 So that it can move in a gripped state.

That is, since the head portion of the rail 2 is wider than the abdomen portion, the angle of the pair of head portions 522 is narrowed so that the pair of head portions 522 are positioned in the abdomen portion of the rail 2 as shown in Fig. So that it is possible to move along the rail 2 without being separated from the bottom rail 2.

Thereafter, the slurry is poured from the gravel hopper 20 through the discharge port 21 onto the sleepers 4 at the lower end of the rail 2, and scraped by the scraper 30 so as to uniformly collect the gravel 3 (c).

5a, the scraper 30 is spaced apart from the lower part of the gravel hopper 20 by a predetermined distance below the gravel hopper 20. The scraper 30 includes a gravel 3 newly introduced into the roadbed 5 from which the gravel is removed from the gravel hopper 20, The scraper 30 is advanced from the gravel hopper 30 to the bedrock 5 at the time of advancing the track vehicle body 10 so that the scraper 30 can be spread evenly at a constant height The gravel (3) is spread evenly at a constant height.

Finally, a paving material is applied to the upper part of the newly constructed gravel (3) to complete the existing gravel trajectory in the panel orbit (d).

The greaseproof is made of all kinds of known greaseproofing materials and the newly introduced gravels 3 form one panel.

Particularly, when the dispenser is used, the molds are installed on both sides of the gravel (3) to be newly installed, the dispenser is dispensed, and after the cementation, the mold is removed to complete the panel trajectory.

The railway track gravel repair vehicle of the present invention and the maintenance method of the gravel track using the railway railway gravel repair vehicle according to the present invention can prevent the rail track gravel repair vehicle from being damaged or deformed while moving along the rail, There is a very useful effect that the air and the maintenance cost can be reduced by removing the gravel and constructing a new gravel again and changing it to the panel trajectory.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the above teachings. will be. The invention is not limited by these variations and modifications, but is limited only by the claims appended hereto.

1: railway track gravel repair vehicle 10: track vehicle body
11: front wheel 12: rear wheel
20: pebble hopper 21: outlet
30: scraper 40: support moving means
41: Horizontal frame 411: Cylinder
42: vertical frame 421: cylinder
43: drive wheel 50: rail catcher
51: horizontal axis 52:
2: rail 3: gravel
4: sleepers

Claims (8)

An orbiting vehicle body 10 configured to be movable forward and rearward on front and rear wheels 11 and 12, respectively, to move on a rail 2;
A gravel hopper 20 formed at a predetermined position of the track vehicle body 10 to have a predetermined size capable of receiving gravel therein and having a discharge port 21 formed at a lower portion thereof to discharge gravel;
A scraper 30 spaced apart from the bottom of the gravel hopper 20 by a predetermined distance;
A horizontal frame 41 horizontally fixed to the track vehicle body 10 adjacent to the front wheels 11 and horizontally moved by the cylinders 411 at both ends of the horizontal frame 41; And a drive wheel 43 configured to be vertically movable by a cylinder 421 at the lower end of the vertical frame 42. The drive wheel 43 is mounted on the track body 10, And a support moving means (40) configured to locate the drive wheel (43) to the lower portions of both sides in the width direction of the railway track roving repair vehicle. The method according to claim 1,
Wherein the nonwoven fabric (17) wound around the central nonwoven fabric storage portion (16) of the track vehicle body (10) is stored. The method according to claim 1,
Characterized in that the drive wheel (43) comprises an endless track. The method according to claim 1,
A horizontal shaft 51 configured to be movable in a vertical direction at a lower portion of the track vehicle body 10 by the cylinder 53 and a pair of head portions 51a and 51b configured to be opened or closed at an angle by the cylinder 521, A rail catcher 50 composed of a grip portion 52 made up of a rear wheel 522 is formed between the support moving means 40 and the rear wheel 12 at the lower portion of the front and rear track vehicle body 10 Railway track gravel repair vehicle. A gravel track maintenance method using the railroad track gravel maintenance vehicle according to any one of claims 1 to 4,
(a) removing gravel (3) from the gravel trajectory and laying the nonwoven fabric on the removed bedrock (5);
(b) advancing the railway track gravel repair vehicle (1) along the rail (2) at low speed and supporting the roadbed (5) with the gravel (3) removed by the support moving means (40);
(c) pouring from the gravel hopper 20 onto the sleepers 4 at the lower end of the rail 2 by means of the discharge port 21, then scraping the gravels 3 evenly with a scraper 30;
and (d) completing the existing gravel trajectory in a panel trajectory by applying a filler to the upper part of the newly installed gravel (3). 6. The method of claim 5,
In the step (b)
When the rail track gravel repair vehicle 1 is constructed with the rail catcher 50,
The railway track gravel repair vehicle (1) is advanced along the rail (2) by gripping the rail (2) with the rail catcher (50). 6. The method of claim 5,
In the step (b)
When the drive wheel 43 is not formed in an endless track, a separate temporary rail 6 is installed on the roadbed 5 on which the drive wheel 43 is seated, and the drive wheel 43 is seated on the temporary rail, Wherein the maintenance of the gravel track is performed using a railroad track gravel maintenance vehicle. 6. The method of claim 5,
In step (d)
Wherein a mold is installed on both sides of the gravel (3) to be newly installed, a dispenser is dispensed, and the mold is removed after the gravel has been solidified to complete the gravel track maintenance using the railway track gravel maintenance vehicle.

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