JP6928545B2 - Vehicle storage position adjustment device in the railroad work vehicle stealing device - Google Patents

Description

According to the present invention, in order to move a work vehicle from a storage place for a work vehicle provided on the side of the main rail on a railroad track to the main rail, the work vehicle is stretchably provided so as to intersect the main rail in a substantially orthogonal direction. It relates to a rail device for traversing called a device.
Conventionally, a device for getting a work vehicle onto the main rail from a storage place for a work vehicle installed in the middle of the main rail of a railway has been known, and is called a stealing device. The present invention is a stealing device for traversing a work vehicle having traveling wheels and traversing wheels to the main rail by traversing wheels. Regarding the storage position adjusting device for lowering the wheel to the proper position.

Conventionally, it is provided with a traveling wheel that travels on the main rail, a traversing wheel that is provided in a direction orthogonal to the traveling wheel and travels (traverses) on the traversing rail of the stealing device, and an elevating and rolling device that raises and lowers and rotates the vehicle body. Railroad work vehicles are known. As a stealing device for such a railway work vehicle, for example, the one described in Patent Document 1 is known. This stealing device includes a telescopic rail device for traversing, which comprises a fixed rail fixed to a storage place of a work vehicle and a movable rail that can move between an extension position and a retracted position in the extension direction on the fixed rail. .. When not in use, the work vehicle is stored with traversing wheels on movable rails that are retracted and stacked on fixed rails. When using a work vehicle, jack up the vehicle body with an up / down turntable, pull out the movable rail along the fixed rail by motor drive, connect it to the tip of the fixed rail, and install the telescopic rail device until it reaches the main rail. Stretch. Sprockets are attached to both ends of the fixed rail, and the middle of the chain hung around the sprockets is locked to the movable rail. By driving this chain around with a motor drive, the movable rail is moved on the fixed rail. The work vehicle is lowered onto the extended traverse telescopic rail device and sent out onto the main line. The work vehicle moves on the extended rail device with the traversing wheels to the main line rail, moves to the main line rail, moves with the traveling wheels, and performs the required work. After the work on the main line is completed, the work vehicle returns to a predetermined storage place by the traversing wheel on the extended traversing rail device, and is jacked up by the elevating and rolling device there. In this state, after the movable rail retracts and returns to the retracted position on the fixed rail, the vehicle body of the work vehicle is lowered and the traversing wheels are stored on the movable rail. This stealing device has a configuration in which the traversing wheel of the work vehicle is lowered to an appropriate position on the movable rail by positioning the movable rail in the retracted position at an appropriate position with respect to the fixed rail.

Japanese Unexamined Patent Publication No. 2011-214308

In the present invention, the jacked-up work vehicle itself is moved without using or in combination with the position adjusting mechanism between the work vehicle and the movable rail in the conventional interception device, and the position of the traverse wheel and the movable rail is provided. It is an object of the present invention to provide a storage position adjusting device capable of easily and safely aligning.

Hereinafter, the description will be made with reference to the reference numerals in the accompanying drawings, but the present invention is not limited thereto.
In order to solve the above problems, the storage position adjusting device 1 of the present invention supports the lifting / lowering / rolling device 104 in which the work vehicle 101 is levitated at the storage position of the vehicle in the stealing device, and the position of the work vehicle 101 is finely adjusted. It is a device provided in a storage place for adjustment, and includes two first and second adjustment mechanisms 2. These adjusting mechanisms 2 are provided between the movable rails 107, and mount the lifting / rolling device 104 on which the work vehicle 101 is levitated at two positions separated by a predetermined distance in the extending direction of the movable rail 107. The first and second adjusting mechanisms 2 include a base frame 3, a moving table 4, and a driving device 5 for the moving table 4, respectively. The base pedestal 3 is fixed on the roadbed B. The moving table 4 is movably supported on the base frame 3 in the direction orthogonal to the extension of the movable rail 107, and the elevating and rolling device 104 is placed on the moving table 4. The drive device 5 is provided between the moving base 4 and the base base 3, and moves the moving base 4 to both sides of the movable rail 107 in the direction orthogonal to the extension of the line with respect to the base base 3. The drive device 5 includes a screw rod 51, a drive nut 52 screwed into the screw rod 51, and a chain drive device 53 for rotating the screw rod 51. The screw rod 51 is erected on the moving table 4 in the direction orthogonal to the extension of the movable rail 107. The drive nut 52 screwed into the screw rod 51 is rotatably supported by the bracket 331 fixed to the base frame 3. The chain drive device 53 includes a chain drive shaft 534 that can rotate forward and backward in a ratchet wrench 536. The chain drive shaft 534 is arranged at a position outside the lower side of the work vehicle 101 on the moving table 4. The traversing wheel 103 of the work vehicle 101 is aligned with the movable rail 107 by appropriately moving the moving table 4 on which the work vehicle 101 pushed up by the elevating and rolling device 104 in the direction perpendicular to the extension of the movable rail 107. , The work vehicle 101 can be lowered to an appropriate position on the movable rail 107.

According to the storage position adjusting device 1 of the present invention, the alignment work between the traversing wheel 103 and the movable rail 107 when the work vehicle 101 is lowered onto the movable rail 107 can be performed without giving an excessive load to the movable rail 107. This can be done easily by operating the chain drive shaft 534 in a safe position away from below the work vehicle for easy work.

It is explanatory drawing which shows the outline of the interception device, (a) shows the state which the work vehicle is stored on the contracted telescopic rail device for traversing, and (b) is above the main line rail on the extended telescopic rail device. Indicates a state in which the work vehicle is moved to the position. It is a top view of the storage position adjusting apparatus which concerns on this invention. It is a side view of the storage position adjusting device of FIG. It is an enlarged cross-sectional view of a part of FIG. It is an enlarged view of a part of FIG. It is an enlarged view of a part of FIG.

Embodiments of the present invention will be described with reference to the drawings.
In FIG. 1, the work vehicle 101 includes a traveling wheel 102, a traversing wheel 103, and an elevating / rolling device 104. The telescopic rail 105 for traversing includes a fixed rail 106 laid on the roadbed B and a movable rail 107 that can move along the fixed rail 106.

A fixed rail 106 is laid in the storage location S of the work vehicle 101 in a direction substantially orthogonal to the main rail R. The movable rail 107 can be reciprocated on the fixed rail 106 back and forth in the drawing direction between the retracted position shown in FIG. 1 (a) and the extended position shown in FIG. 1 (b). That is, when not in use, the movable rail 107 is in the retracted position overlaid on the fixed rail 106 as shown in FIG. 1 (a), and when in use, it is in the extended position shown in FIG. 1 (b). .. In the extended position, the movable rail 107 is connected to the tip end side of the fixed rail 106 so that the traveling surface is continuous at the same height as the traveling surface of the fixed rail 106 and intersects the main rail R. Extend.

A chain 108 routed by the motor M is hung between both ends of the fixed rail 106, and the middle of the chain 108 is locked to the base end side of the movable rail 107. By routing the chain 108, the movable rail 107 can be advanced in the extension direction or retracted in the contraction direction on the fixed rail 106.

In FIG. 3, the work vehicle 101 is a vehicle that travels on the main rail R in the arrow direction by a traveling wheel 102 (FIG. 1) (not shown), and moves the vehicle body up and down with the traversing wheel 103 in the direction orthogonal to the traveling wheel 102. The elevating and rolling device 104 is provided. In the figure, the work vehicle 101 is in a storage location, and the vehicle body is levitated by the elevating and rolling vehicle device 104 on the storage position adjusting device 1.

A pit P formed by digging down the roadbed B is provided between the telescopic rails 105 at the storage location. In the figure, the telescopic rail 105 is in a contracted state in which the movable rail 107 is placed on the fixed rail 106, but as shown in FIG. 1, the movable rail 107 is pulled out along the fixed rail 106 and the base end is the fixed rail 106. By connecting to, it can be extended to the main rail R.

FIG. 3 shows a state in which the movable rail 107 is pulled back to the retracted position and placed on the fixed rail 106 under the work vehicle 101 in which the vehicle body is floated by the elevating and rolling device 104. After that, it is necessary to contract the elevating and rolling device 104 to place the work vehicle 101 on the movable rail 107, but in the illustrated state, the mutual positions of the traversing wheel 103 and the movable rail 107 are in the direction orthogonal to the extension of the rail. Since the work vehicle 101 is slightly displaced from the proper storage position, the vehicle cannot be unloaded as it is.

The storage position adjusting device 1 is a device for moving the work vehicle 101 in the illustrated state to an appropriate storage position.

In FIG. 2, the storage position adjusting device 1 includes two first and second adjusting mechanisms 2 having the same structure. These adjusting mechanisms 2 are provided between the movable rails 107, and mount the lifting / rolling device 104 on which the work vehicle 101 is levitated at two positions separated by a predetermined distance in the extending direction of the movable rail 107. In FIGS. 2 and 3, the first and second adjusting mechanisms 2 include a base frame 3, a moving table 4 supported by the base frame 3, and a driving device 5 for the moving table 4, respectively.

The base mount 3 includes a pair of roller arms 31, a pair of columns 32, a beam 33, and an orthogonal beam 34. The roller arm 31 is fixed on the roadbed B on both sides of the pit P so as to extend horizontally in the direction orthogonal to the extension of the movable rail 107. The column 32 descends into the pit P at a right angle from the inner end of the roller arm 31. As shown in FIG. 4, a roller 312 is erected on the roller arm 31 by a shaft 311 in the wire drawing direction of the movable rail 107. As shown in FIG. 3, the beam 33 horizontally connects the lower ends of the column 32 in the pit P. The orthogonal beam 34 extends horizontally from the center of the beam 33 in the extending direction of the movable rail 107. The orthogonal beam 34 extends from a lower position of the surfaced work vehicle 101 to an outer position thereof.

A pair of moving tables 4 are provided on the roller arm 31 of the base frame 3 so as to receive the elevating and rolling device 104. As shown in FIG. 4, the moving table 4 has a guide groove 42 that fits into the roller arm 31 and extends in the extension direction thereof. The moving table 4 is movably supported on the roller arm 31 on the roller 312 in the direction orthogonal to the extension of the movable rail 107 on the roller 312. The guide groove 42 regulates the moving direction of the moving table 4 so that it is orthogonal to the extension of the movable rail 107.

As shown in FIGS. 5 and 6, the drive device 5 simultaneously moves the pair of moving bases 4 in the direction orthogonal to the extension of the movable rail 107, and the screws erected horizontally between the pair of moving bases 4. It includes a rod 51, a drive nut 52 screwed into the rod 51, and a chain drive device 53 for rotating the rod 51.

As shown in FIG. 3, the bracket 41 is fixed to the inner end of the pair of moving tables 4 so as to extend downward. As shown in FIG. 5, the screw rod 51 is horizontally fixed between the pair of brackets 41.

As shown in FIGS. 2 and 5, the bracket 331 is fixed on the beam 33 of the base frame 3. The drive nut 52 is rotatably supported by the bearing 332 on the bracket 331 and screwed onto the screw rod 51. Therefore, the rotation of the drive nut 52 causes the screw rod 51 to move in the axial direction with respect to the base frame 3.

As shown in FIG. 6, the chain drive device 53 includes a passive sprocket 531 fixed to the drive nut 52, a drive sprocket 532 fixed to the drive shaft 534, and a chain 533 hung between the two sprockets. do.

The drive shaft 534 is erected on a pillow block 535 fixed on the tip of the orthogonal beam 34. The drive shaft 534 has an engaging portion on one end side, and a ratchet wrench 536 is hung on the drive shaft 534 so that the drive shaft 534 can rotate in the forward and reverse directions. It can be moved to both sides in the axial direction together with the pedestal 4.

As shown in FIG. 3, the traversing wheel 103 of the work vehicle 101 pushed up by the elevating and rolling device 104 on the moving table 4 is slightly displaced to the right in the figure with respect to the movable rail 107 on which it should be placed. In such a case, the drive shaft 534 is rotated in the required direction by the ratchet trench 536, and the moving table 4 is moved to the left on the roller arm 31 via the chain drive device 53, the drive nut 52, and the screw rod 51. By doing so, the work vehicle 101 is moved so that the traverse wheel 103 is directly above the movable rail 107. In this state, the elevating and rolling device 104 is contracted, and the work vehicle 101 is lowered so that the traversing wheel 103 rides on the movable rail 107.

By appropriately operating the first and second adjusting mechanisms 2 simultaneously or individually, the position of the work vehicle 101 can be easily corrected to an appropriate position. Since the operation is performed by operating the drive shaft 534 on the orthogonal beam 34 extending outward from the lower position of the work vehicle 101, the work space is wide and the work is easy and safe.

1 Storage position adjustment device 2 Adjustment mechanism 3 Base stand 31 Roller arm 311 Roller shaft 312 Roller 32 Column 33 Beam 331 Bracket 34 Orthogonal beam 4 Moving base 41 Bracket 42 Guide groove 5 Drive device 51 Screw rod 52 Drive nut 53 Chain drive device 531 Passive sprocket 532 Drive sprocket 533 Chain 534 Drive shaft 535 Pillow block 536 Ratchet trench 101 Work vehicle 102 Traveling wheel 103 Traverse wheel 104 Lifting and rolling device 105 Telescopic rail 106 Fixed rail 107 Movable rail 108 Chain

Claims (3)

In order to allow a work vehicle equipped with an elevating and rolling device, traveling wheels, and traversing wheels to traverse from a storage location provided on the side of the main rail to the main rail, the main rail from the storage location to the main rail. On the other hand, in a railroad work vehicle stealing device provided with movable rails that are provided so as to be able to advance and retreat in the orthogonal direction and receive the traversing wheels of the work vehicle in the storage position in the retracted state to the storage location.
A position adjusting device provided in the storage place for supporting the elevating and rolling device that floats the work vehicle in the storage position and finely adjusting the storage position of the work vehicle.
It is provided with a first and second adjusting mechanism provided between the movable rails at a predetermined distance in the extending direction of the movable rails and on which the elevating and rolling device for raising the work vehicle is placed.
The first and second adjusting mechanisms are a base pedestal fixed on the roadbed and a movement on the base pedestal that is movably supported in the direction orthogonal to the extension of the movable rail and on which the elevating and rolling device is placed. It is provided with a pedestal and a drive device provided between the moving pedestal and the base pedestal to move the moving pedestal to both sides in the direction orthogonal to the extension of the movable rail with respect to the base pedestal.
The drive device includes a screw rod erected on the moving table in a direction orthogonal to the extension of the movable rail, and a drive nut rotatably supported by a bracket fixed to the base frame and screwed onto the screw rod. It is provided with a chain drive device fixed to the base mount so that the drive nut is rotationally driven via a chain transmission mechanism.
The chain drive device is arranged on the outer side below the work vehicle on the moving table, and includes a chain drive shaft that can rotate forward and reverse in a ratchet wrench.
By appropriately moving the moving table on which the elevating and rolling device on which the work vehicle is levitated in a direction orthogonal to the extension of the movable rail, the traversing wheels of the work vehicle are positioned at appropriate positions on the movable rail. A vehicle storage position adjusting device in a railroad work vehicle stealing device characterized by being configured to be adjustable. A pit is provided between the movable rails in the storage location.
The base mount is a pair of roller arms fixed so as to extend horizontally in the direction orthogonal to the extension of the movable rail on the roadbeds on both sides of the pit, and descends into the pit at right angles from the inner end of the roller arms. A pair of columns, a beam that horizontally connects the lower ends of the columns in the pit, and an orthogonal beam that extends horizontally from the bottom of the work vehicle to the outside in the extending direction of the movable rail from the center of the beam. Equipped with a beam,
A roller for rolling the moving table is erected on the roller arm.
A pair of the moving tables are provided on the rollers so as to be movable on each roller arm along the extension direction of the arm.
The drive device is rotatably supported by a screw rod installed between the inner ends of the pair of moving bases and a bracket fixed on a beam of the base base, and is screwed into the screw rod. A passive sprocket fixed to the drive nut, a drive sprocket fixed to the drive shaft installed at the tip of the orthogonal beam, and a chain hung between the drive sprocket and the passive sprocket. The vehicle storage position adjusting device in the railroad work vehicle stealing device according to claim 1, wherein the device is provided with. The stealing device further comprises a fixed rail laid at the storage location.
The claim is characterized in that the movable rail is arranged so as to be overlapped on the fixed rail when retracted to the storage location, and can be moved on the fixed rail and connected to the tip of the fixed rail when advancing. A vehicle storage position adjusting device in the rail work vehicle stealing device according to 1.

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