JP7361304B2 - Sleeper repair trolley and trolley set - Google Patents

Description

Application of Article 30, Paragraph 2 of the Patent Act 1. 2019 Facility-related Business Research Presentation Published on August 7, 2019 at the West Japan Railway Company Kinki Headquarters 2. 2019 Facility-related Business Research Presentation Third Place Yayoi Published on August 30, 2019 at 3. 2019 Hiroshima Branch Track Maintenance Skills Competition Published on September 27, 2019 at West Japan Railway Company Tokuyama Station Facility Management Center 4. 34th 2019 Comprehensive Technical Lecture Opened at Hotel Metropolitan Ikebukuro from October 23, 2019 to October 24, 2019 5. 2019 Track Maintenance Skills Competition November 2019 at West Japan Railway Company Employee Training Center Released on the 15th 6. The 6th Railway Technology Exhibition will be exhibited at Makuhari Messe from November 27, 2019 to November 29, 2019.

The present invention relates to a sleeper repair truck and a truck set.

In the maintenance of railway tracks, embedded plugs that receive bolts that connect concrete sleepers and rails are installed before they deteriorate due to vibrations caused by passing trains over a specified period of time, weather conditions (rainfall, temperature differences), etc. The stopper needs to be replaced.
After removing the fastening bolts 31 shown in FIG. 5(A) and making the state shown in FIG. 5(B), the board is assembled as shown in FIG. The spring 32 and the plug 33 are removed, the old embedded plug 7 is crushed and removed with a drill as shown in FIG. 5(D), and then the two-component resin is injected as shown in FIG. 6(A). A new implant plug 8 is inserted as shown in FIG. 6(B). The resin enters the gap between the new hole 9 cut by the drill and the new embedded plug 8, hardens, and the new embedded plug 8 is fixed.

In these steps, what has conventionally been a problem is the step of crushing and removing the old plug 7 with a drill of a drill machine and cutting a hole into which the new plug 8 is inserted.
The drill machine itself is heavy, and the operator has to hold it by hand during work using this drill machine.Also, in order to crush and remove the old embedded plug, the drill machine is moved in the length direction of the embedded plug. Since it is necessary to move accurately, the work is difficult and there is also the problem of low work efficiency. It took a considerable amount of time and effort to use a drill to crush and remove the four holes on the left and right sides of both rails, that is, the four old embedded plugs 7 of one sleeper.

Therefore, the present invention enables the work of crushing and removing the old embedded plug using a drill and cutting and forming a hole for inserting the new embedded plug to be performed accurately and efficiently while reducing the burden on the body. The purpose is to provide a sleeper repair trolley and a trolley set.

The sleeper repair truck according to the present invention includes a base frame portion having two parallel guide members orthogonal to the rails, and at least four running wheels rolling on the upper surface of the rails; A movable platform mounted so as to be movable left and right along the guide member of the section, a column erected on the movable platform, a guide mechanism attached to the column so as to be movable up and down, and a concrete sleeper. a drill machine attached to the guide mechanism in order to cut and form a new hole into which a new embedded plug is inserted while cutting and removing an old embedded plug buried in the movable base; The guide member is arranged to extend outward from the rail so that it can be positioned to the two old embedded plugs on both sides of each of the two rails. A spring balancer is attached to the support column to reduce the stress, and the spring balancer has a spiral spring and a wire, and the wire is connected to the guide mechanism via a pulley, and the spring balancer has a spiral spring and a wire, and the wire is connected to the guide mechanism through a pulley. A floating locking member is attached to the base frame portion for suspending the drill machine attached to the mechanism and preventing the cart from floating from the rail.

The sleeper repair trolley set according to the present invention also includes a base frame portion having two parallel guide members perpendicular to the rails and at least four running wheels rolling on the upper surface of the rails. , a movable platform mounted so as to be able to move left and right along the guide member of the base frame, a support column erected on the movable platform, and a former embedded plug buried in a concrete sleeper. In order to cut and remove a new hole into which a new plug will be inserted, a sleeper repair trolley is equipped with a drill machine that is attached to the pillar so that it can be raised and lowered, and a power source and a sleeper repair truck. A parent truck equipped with a prevention means and a dust suction and removal device is connected to the sleeper repair truck with flexible wires to prevent the sleeper repair truck from running away and at the same time prevent the sleeper repair truck from running away under repair work conditions. The sleeper repair truck is configured to allow necessary reciprocating movement along the rails.

Further, the drill of the drill machine has a cutting dust suction hole provided through the drill, and is connected to the dust suction removal device of the parent truck through a flexible hose, and the flexible hose The parent truck is provided with a hose hanging means that prevents the hose from coming into contact with the ground.

According to the sleeper repair trolley of the present invention, it is possible to reduce the burden on the worker's body, easily operate the drill machine, accurately and efficiently crush and remove the old embedded plug, and insert the new embedded plug. It becomes possible to form holes that
Further, according to the sleeper repair truck set of the present invention, it is possible to prevent an accident in which the sleeper repair truck suddenly runs away along the rail. In addition, work can be done safely and quickly by repeatedly moving multiple sleepers arranged at a predetermined pitch over short distances along the rails while the main truck is stopped. . Furthermore, the generation of dust is significantly reduced, and health hazards to workers can be prevented.

FIG. 1 is a plan view showing an embodiment of a truck of the present invention. FIG. 1 is a front view showing an embodiment of a truck of the present invention. FIG. 1 is a side view showing an embodiment of a truck of the present invention. FIG. 1 is a side view showing an embodiment of a cart set of the present invention. It is an explanatory view of the work process of crushing and removing an embedded plug with a drill. It is an explanatory view of the process of inserting and fixing a new implantable stopper.

Hereinafter, the present invention will be explained in detail based on the illustrated embodiments.
In the embodiment shown in FIGS. 1 to 3, the sleeper repair truck 21 according to the present invention has two parallel guide members 2, 2 perpendicular to the rails 1, 1, and The base frame part 4 has at least four running wheels 3, 3, 3, 3 that roll on the upper surfaces of the wheels 1, 1. The sleeper repair trolley 21 is made of steel. Alternatively, it is made of a lightweight metal such as an aluminum alloy.

Further, a movable table 5 is mounted so as to be movable left and right along the guide members 2, 2 of the base frame portion 4. A support 6 is erected on the movable base 5, and a guide mechanism 16 is attached to the support 6 so as to be vertically movable, for example, by a rack and pinion. The guide mechanism 16 has an operating handle 17 for vertical movement.

A drill machine 10 is attached to the support column 6 so as to be able to move up and down. More specifically, it is attached (removably) to the guide mechanism 16 by a coupling member (not shown). By operating the operating handle 17 (via the guide mechanism 16) and moving it up and down, the drill machine 10 cuts out the old plug 7 buried in the concrete sleeper and inserts the new plug 8. A new hole 9 is cut and formed (see FIG. 5). The drill 11 of the drill machine 10 is provided with a hole 12 for suctioning cutting dust, so that the work can be carried out quickly while removing the dust generated by cutting and removing the old embedded plug 7 and cutting and forming the new hole 9.

Further, a spring balancer 15 is attached to the support column 6 to reduce the weight of the drill machine 10. The spring balancer 15 has a spiral spring (not shown) and a wire 15A, and the wire 15A is connected to the guide mechanism 16 via a pulley or the like, and the wire 15A is connected to the guide mechanism 16 and the drill machine attached to the guide mechanism 16. By suspending the drill machine 10, the heavy drill machine 10 (about 20 kg alone) is made easier to handle. Note that, as shown in FIGS. 2 and 3, it is desirable to attach floating locking members 28, 28 to the base frame portion 4 to prevent the truck from floating from the rail 1.

The sleeper repair truck 21 of the present invention is used in combination with the parent truck 25 as a sleeper repair truck set in actual work.
As shown in FIG. 4, the parent truck 25 is equipped with a power source 22, an escape prevention means, and a dust suction and removal device 24.

The parent truck 25 is constructed of a lightweight metal frame made of steel or aluminum alloy, and is equipped with escape prevention means such as an electromagnetic brake. It is connected to the sleeper repair trolley 21 with flexible wires 26 to prevent the sleeper repair trolley 21 from escaping, and at the same time to connect the sleeper repair trolley 21 along the rails 1, 1 under repair work conditions. The cart 21 is configured to allow necessary reciprocating movement.

The power source 22 is, for example, a generator, and is used to operate the drill machine 10 and the dust suction and removal device 24. As an example, three 18 amp generators are used, with two generators operating the drill machine 10 and one generator operating the dust suction removal device 24.

The dust suction and removal device 24 is connected to the cutting dust suction hole 12 of the drill machine 10 and removes dust generated by cutting and removing the old embedded plug 7 and cutting and forming the new hole 9. By mounting the dust suction and removal device 24 on the parent truck 25, the sleeper repair truck 21 can be made lighter and work can be carried out more quickly.

The escape prevention means (not shown) brakes the running of the parent truck 25 to prevent the parent truck 25 from unexpectedly moving due to the inclination of the rails or the like. For example, a braking device that can be switched in three stages is preferable. By being able to switch between three stages: forward, backward, and stationary (brake activation), safety can be ensured while moving to the work site and during work. By such escape prevention means, the parent carriage 25 is fixed in a stationary state, and the escape of the carriage 21 connected to the parent carriage 25 by the wire 26 is also prevented.

A method of using the sleeper repair truck set of the present invention will be explained.
First, the drill 11 is positioned over the old embedded plug 7 from which the bolt has been removed. Positioning in the front-back direction is performed by changing the position of the cart 21 itself, and positioning in the left-right direction is performed by sliding the movable base 5 placed on the guide members 2, 2 along the guide members 2, 2. conduct. For this reason, once the longitudinal positioning is performed, the four old embedded plugs 7 of one sleeper (the two old embedded plugs 7 on each side of the two rails 1, 1) The positioning can be performed only by sliding the movable base 5.

Next, since the drill machine 10 can be moved up and down by the operation handle 17 and the guide mechanism 16, the old plug 7 buried in the concrete sleeper is cut and removed while the new one is buried. A new hole 9 into which the plug 8 is inserted can be formed by cutting. The drill 11 of the drill machine 10 is provided with a hole 12 for suctioning cutting dust, so that the work can be carried out quickly while removing the dust generated by cutting and removing the old embedded plug 7 and cutting and forming the new hole 9. The generated dust is sucked and contained via the flexible hose 13 by a dust suction removal device 24 mounted on the parent truck 25. In addition to operating the operating handle 17, when pressing the drill 11 against the old embedded plug 7, it is desirable that the drill machine 10 be directly pushed down by the operator's hand.

After forming the new hole 9 by cutting, the movable base 5 is slid and moved to the next old embedded plug 7, and the cutting operation is performed in the same manner.
After cutting and removing the four old embedded plugs 7 on one sleeper and cutting and forming four new holes 9, the cart 21 is moved to position the drill 11 on the next sleeper. move it.

The present invention is not limited to the above-described embodiments. For example, the specific configuration of the guide mechanism 16 can be freely selected as long as it is movable up and down along the support column 6. Further , the specific configurations of the power source 22, the escape prevention means, and the dust suction and removal device 24 mounted on the parent truck 25 can be freely selected as long as they each fulfill the above-mentioned necessary functions. Further, the present invention is not limited to the structure of the fastening device shown in FIG. 5, and can be applied to all concrete sleepers having embedded plugs.

As described above, the sleeper repair truck of the present invention has two parallel guide members 2, 2 perpendicular to the rails 1, 1, and at least four guide members 2, 2 that roll on the upper surface of the rails 1, 1. a base frame part 4 having running wheels 3, 3, 3, 3, a movable base 5 placed so as to be able to move left and right along the guide members 2, 2 of the base frame part 4, and the movable base 5. In order to cut and form a new hole 9 into which a new embedded plug 8 will be inserted while cutting and removing the erected pillar 6 and the old embedded plug 7 buried in the concrete sleeper 20, Since the drill machine 10 is attached to the support column 6 so as to be able to move up and down, the old plug 7 can be accurately and efficiently crushed and removed by the drill machine 10, and the hole 9 into which the new plug 8 will be inserted is cut. be able to perform tasks.

In addition, since a spring balancer 15 is attached to the support column 6 to reduce the weight of the drill machine 10, the operator can easily operate the drill machine 10 with less force than before and remove the old embedded plug. 7 and cutting of the hole 9 into which the new plug 8 is inserted can be easily performed.

Further, the sleeper repair trolley set of the present invention has two parallel guide members 2, 2 orthogonal to the rails 1, 1, and at least four running guide members 2, 2 that roll on the upper surface of the rails 1, 1. A base frame portion 4 having rings 3, 3, 3, 3, a movable table 5 mounted on the base frame portion 4 so as to be able to move left and right along the guide members 2, 2, and a stand on the movable table 5. In order to form a new hole 9 into which a new embedded plug 8 will be inserted while cutting and removing the installed support 6 and the old embedded plug 7 buried in the concrete sleeper 20, the above-mentioned support 6 is removed. A sleeper repair truck 21 is provided with a drill machine 10 that is attached to the drill machine so as to be able to be raised and lowered, and a parent truck 25 that is equipped with a power source 22, an escape prevention means, and a dust suction and removal device 24 is flexible. The sleeper repair trolley 21 is connected to the sleeper repair trolley 21 with a wire 26 to prevent the sleeper repair trolley 21 from escaping, and at the same time connect the sleeper repair trolley 21 along the rails 1, 1 under repair work conditions. Since the structure is configured to allow the necessary reciprocating movement, the old embedded plug 7 can be accurately and efficiently crushed and removed using a drill machine 10, and the hole 9 into which the new embedded plug 8 is inserted can be cut. Can be done. Furthermore, it is possible to prevent the sleeper repair truck 21 from running away, thereby increasing safety. Further, the positioning of the cart on the rail can be easily performed.

Further, the drill 11 of the drill machine 10 is provided with a cutting dust suction hole 12 that is connected to the dust suction and removal device 24 of the parent truck 25 via a flexible hose 13, and Since the parent carriage 25 is equipped with a hose hanging means 14 that prevents the flexible hose 13 from coming into contact with the ground, the hole 9 can be cut and unnecessary materials such as chips can be cleaned at the same time. Furthermore, since the dust suction and removal device 24 is placed on the parent truck 25, the sleeper repair truck for work can be made lightweight, and operations such as positioning can be facilitated. In addition, the flexible hose 13 does not come into contact with the ground, thereby preventing the hose 13 from getting caught under the trolley.

1 Rail 2 Guide member 3 Running wheel 4 Base frame 5 Movable base 6 Support 7 Old embedded plug 8 New embedded plug 9 New hole 10 Drill machine 11 Drill 12 Cutting dust suction hole 13 Flexible hose 14 Hose hanging Lower means 15 Spring balancer
15A wire
16 Guide mechanism
20 sleepers 21 sleeper repair trolley 22 power source 24 dust suction removal device 25 parent trolley 26 flexible wire
28 Floating locking member

Claims (3)

a base frame having two parallel guide members perpendicular to the rail and at least four running wheels rolling on the upper surface of the rail;
a movable table placed so as to be movable left and right along the guide member of the base frame;
A pillar erected on the movable platform;
A guide mechanism attached to the above-mentioned pillar so as to be movable up and down,
a drill machine attached to the guide mechanism for cutting and forming a new hole into which a new plug will be inserted while cutting and removing the old plug buried in the concrete sleeper;
Equipped with
The guide member is disposed in an extended manner to the outside of the rail so that the movable base can be positioned to each of the two old embedded plugs on both sides of each of the two rails,
A spring balancer is attached to the support column to reduce the weight of the drill machine.
The spring balancer has a spiral spring and a wire, the wire is connected to the guide mechanism via a pulley, and suspends the guide mechanism and the drill machine attached to the guide mechanism,
A sleeper repair truck, characterized in that a floating locking member for preventing the truck from floating from the rail is attached to the base frame . a base frame having two parallel guide members perpendicular to the rail and at least four running wheels rolling on the upper surface of the rail;
a movable table placed so as to be movable left and right along the guide member of the base frame;
A pillar erected on the movable platform;
a drill machine that is movably mounted on the support column in order to cut and remove the old plug buried in the concrete sleeper and cut and form a new hole into which the new plug will be inserted;
A sleeper repair trolley having a
A parent truck equipped with a power source, an escape prevention means, and a dust suction removal device is connected to the sleeper repair truck by a flexible wire, and at the same time, the sleeper repair truck is prevented from running away; A sleeper repair trolley set, characterized in that the sleeper repair trolley is configured to allow necessary reciprocating movement along the rails during repair work. The drill of the drill machine is provided with a cutting dust suction hole, which is connected to the dust suction removal device of the parent truck through a flexible hose;
3. The sleeper repair truck set according to claim 2, wherein the parent truck includes hose hanging means for preventing the flexible hose from coming into contact with the ground.

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