JP4540465B2 - Building limit inspection equipment for railway tracks - Google Patents

Description

  The present invention relates to an apparatus for inspecting whether facilities around a railway track are not hindering a building limit.

Conventionally, as a device for inspecting whether or not the equipment around the railway track has an obstacle to the building limit, for example, a building limit measuring vehicle that runs on the track and detects an obstacle in contact or non-contact, A lightweight portable construction limit distance measuring device (see Patent Document 1) in which a horizontal guide is provided on a base placed on a track, and a distance measuring device using a laser beam is slidably attached to the guide (see Patent Document 1). It has been.
Utility Model Registration No. 3013607

Among the above-mentioned conventional devices, building limit measuring vehicles are generally used after large-scale construction, and have large facilities, large operating costs, and are easily transported and used at small construction sites. There is a difficulty that can not be. The latter portable building limit distance measuring device is lightweight and compact, but cannot perform continuous measurement, and it is difficult to identify obstacles. And when any obstacle is detected in any of the conventional devices, there is a problem in that it is not possible to examine a specific renovation method on the spot in which direction and how much distance it should be moved. .
Therefore, this invention is a lightweight, compact and can be easily transported to the site, can continuously inspect obstacles, and can be used to examine specific repair methods on the spot. An inspection device is to be provided.

  In the present invention, in order to solve the above-described problem, an insulating tower 1 that can travel on the rail R and is electrically insulated from the rail R, and a lateral limit scale 2 that is attached to the insulating tower 1, The slide rail 3 and the measuring member 4 constitute an inspection device. The lateral limit scale 2 is attached at a predetermined height position of the insulating tower 1 and extends in a horizontal direction perpendicular to the rail R, and a scale 2a in the extending direction for distance measurement with the lateral building limit A1 as a base point. Is provided. The slide rail 3 is attached to a position above the side limit scale 2 on the insulating tower 1 in parallel with the scale, and extends in a horizontal direction perpendicular to the rail R. The measuring member 4 is supported so as to be movable in the horizontal direction along the slide rail 3, and includes a frame 7, a lower side limit gauge 8, an upper side limit gauge 9, an upper limit gauge plate 10, and a slide operation bar 11. . The frame 7 is supported so as to be movable along the slide rail 3 in the horizontal direction. The lower side limit gauge 8 extends vertically downward from the side end of the frame 7 along the lower side construction limit A1. The upper side limit gauge 9 extends vertically upward from the frame 7 at a position closer to the center O of the rail by a predetermined distance than the lower side limit gauge 8 along the upper side construction limit A3. The upper limit gauge plate 10 includes a transparent plate having an arcuate outer edge 10a along the upper building limit A2, and a horizontal scale and a vertical scale 10b, and a radial scale 10c concentric with the outer edge 10a. And mounted on the frame 7. The slide operation bar 11 is perpendicular to the lateral limit scale 2 at the lower part, and at the position perpendicular to the base point 2c of the scale, the lower and upper lateral limit gauges 8 and 9 are respectively set to the lateral building limits A1 and A2. It extends vertically downward from the frame 7 so as to be disposed at a relative position extending vertically along the same.

  In this invention, it is lightweight, compact and can be easily transported to the site, obstacles can be continuously inspected, and a concrete repair method can be examined on the spot. Equipment can be provided.

  Embodiments of the present invention will be described with reference to the drawings. 1 is a front view of a building limit inspection apparatus, FIG. 2 is a side view of the building limit inspection apparatus, FIG. 3 is a front view of a part of a side limit scale portion in the building limit inspection apparatus, and FIG. 5 is a front view of a part of the slide rail portion in the building limit inspection apparatus, and FIG. 6 is an explanatory diagram of the building limit.

  Buildings and other structures installed on the railway track site require a certain space between the vehicle and the vehicle in order to ensure the safety of the vehicle. The building limit A shown in FIG. 5 defines the limit at which a structure or the like can approach the track. The lower side building limit A1 rises vertically from the ground to a predetermined height position at a predetermined distance in the horizontal direction perpendicular to the rail from the center O of the rail R. The upper building limit A2 forms an arc perpendicular to the rail R around the predetermined height position on the center O of the rail from the upper end of the lower side building limit A1. The upper side building limit A3 rises vertically from the ground to a predetermined height position at a position above the lower side building limit A1 by a predetermined distance and near the center O of the predetermined distance rail R.

  As shown in FIGS. 1 to 4, the inspection apparatus can run on a rail R and is electrically insulated from the rail R, and a lateral limit attached to the insulating tower 1. It is composed of a scale 2, a slide rail 3 and a measuring member 4.

  The lateral limit scale 2 is attached to a predetermined height position of the insulating tower 1 so as to extend in a horizontal direction perpendicular to the rail R. The side limit scale 2 includes a scale 2a in the extending direction for distance measurement with the building limits A1 and A2 on the side as base points and a rack 2b, and is fixed to the insulating tower 1 via the lower mounting base 5.

  The slide rail 3 is fixed to the insulating tower 1 via the upper mounting base 6. The slide rail 3 is mounted in a position above the side limit scale 2 in parallel with the side limit scale 2.

  The measuring member 4 is supported so as to be movable in the horizontal direction along the slide rail 3, and includes a frame 7, a lower side limit gauge 8, an upper side limit gauge 9, an upper limit gauge plate 10, and a slide operation bar 11. .

  The frame 7 is formed in a substantially rectangular frame shape, and engages with the slide rail 3 so as to be movable in the horizontal direction.

  The lower side limit gauge 8 is supported by the frame 7 at the upper end, extends vertically downward from the side end of the frame 7, and is arranged along the lower side building limit A1.

  The upper side limit gauge 9 is supported by the frame 7 at the lower end, extends vertically upward at a position near the center 0 of the rail R by a predetermined distance from the lower side limit gauge 8, and extends along the upper side building limit A3. Are arranged as follows.

  The upper limit gauge plate 10 is made of a transparent plate having an arcuate outer edge 10a along the upper building limit A2, and is supported by the frame 7 between the lower side limit gauge 8 and the upper side limit gauge 9. The upper limit gauge plate 10 is formed by adding a horizontal scale and vertical grid scale 10b and a radial scale 10c concentric with the outer edge 10a to a transparent plate.

  The slide operation bar 11 is used to move the measuring member 4 from below, and is fixed to the frame 7 at the upper part and extends vertically downward from the frame. The slide operation bar 11 is orthogonal to the lateral limit scale 2 at the lower part, and at the position orthogonal to the base point 2b of the scale 2a on the scale, the lower and upper lateral limit gauges 8 and 9 are respectively lateral construction limits A1. , A3 are arranged at relative positions extending vertically. Reference numeral 12 denotes a rotary handle for moving the slide operation bar 11 in the left-right direction along the lateral limit scale 2. The pinion 12a of the handle 12 meshes with the rack 2b, and the slide operation bar 11 can be moved left and right by the rotation of the handle 12. Reference numeral 13 denotes a fixing tool for fixing the slide operation bar 11 to the lateral limit scale 2 at a position orthogonal to the base point 2b of the scale 2a. Reference numeral 14 denotes a guide roller that guides the horizontal movement of the slide operation bar 11 along the lateral limit scale 2.

  In carrying out the inspection, first, the upper mounting base 6 is attached to the insulating tower 1 at a predetermined height position, and the measuring member 4 is attached thereto. The insulating tower 1 is placed on the rail, and the lower mounting base 5 is attached to the insulating tower 1. The position of the side limit gauge 8 is adjusted to the building limit A1 of 1,900 mm from the rail center 0. The lateral limit scale 2 is mounted on the lower mounting base 5, and the lateral limit scale 2 and the slide operation bar 11 are fixed by the fixture 13 with the base point 2 b of the scale 2 a aligned with the crossing position with the slide operation bar 11. The insulation tower 1 is moved on the rail R to detect an obstacle. For example, when a side obstacle that interferes with the side limit gauge 8 is found, the fixture 13 is loosened to release the slide operation bar 11 and the measurement member 4 is moved, and the tip of the obstacle on the construction limit intrusion side. If the side limit gauge 8 is aligned with the position and the scale 2a at the intersection of the side limit scale 2 and the slide operation bar 11 is read, the distance to which the obstacle should be transferred can be confirmed. When an upper obstacle that interferes with the upper limit gauge plate 10 is found, the scales 10b and 10c corresponding to the obstacle tip are read, and the moving direction and the moving distance are confirmed.

  The present invention is used as an apparatus for inspecting whether or not various facilities installed around a railway track have entered a building limit.

It is a front view of a building limit inspection apparatus. It is a side view of a building limit inspection apparatus. It is a partial front view of the side limit scale part in a building limit inspection apparatus. It is a partial front view of the side limit scale part in a building limit inspection apparatus. It is a partial front view of the slide rail part in a building limit inspection apparatus. It is explanatory drawing of a construction limit.

Explanation of symbols

1 Insulating tower 2 Side limit scale 2a Scale 2b Rack 2c Base point 3 Slide rail 4 Measuring member 5 Lower mounting base 6 Upper mounting base 7 Frame 8 Lower side limit gauge 9 Upper side limit gauge 10 Upper limit gauge plate 10a Outer edge 10b , 10c Scale 11 Slide operation bar 12 Rotating handle 12b Pinion 13 Fixture 14 Guide roller A1 Lower building limit A2 Upper building limit A3 Upper side building limit R Rail O Rail center

Claims (3)

The lateral building limit of the lower part that rises vertically from the ground to the predetermined height position at a predetermined horizontal direction perpendicular to the rail from the center of the rail on the railroad track, the predetermined height above the center of the rail from the upper end of the lower side building limit The upper building limit that forms an arc perpendicular to the rail centering on the vertical position, and rises vertically from the ground to a predetermined height position at a position that is a predetermined distance above the lower side building limit and closer to the center of the predetermined distance rail. A building limit inspection device for detecting obstacles between the upper side building limit and surrounding facilities,
An insulating tower that can run on the rail and is electrically insulated from the rail;
A lateral limit scale attached to a predetermined height position of this insulating tower, extending in a horizontal direction perpendicular to the rail, and having a scale in the extending direction for distance measurement based on the lateral building limit,
A slide rail attached in parallel to the side limit scale at a position above the side limit scale in the insulating tower and extending in a horizontal direction perpendicular to the rail;
A measuring member supported so as to be movable in the horizontal direction along the slide rail,
The measuring member includes a frame, a lower side limit gauge arranged along the lower side construction limit, and an upper side limit gauge arranged along the upper side construction limit. An upper limit gauge plate having an arcuate outer edge along the upper building limit, and a slide operation bar for moving the measurement member from below;
The frame is supported so as to be movable in the horizontal direction along the slide rail, and is provided to extend in the horizontal direction perpendicular to the rail above the lateral limit scale.
The lower lateral limit gauge is supported by the frame and extends vertically downward from a lateral end of the frame,
The upper side limit gauge is supported by the frame and extends vertically upward at a position closer to the center of the rail by a predetermined distance than the lower side limit gauge.
The upper limit gauge plate is provided with a radial scale concentric with the outer edge,
The slide operation bar is supported by the frame, extends vertically downward from the frame, is orthogonal to the lateral limit scale at a lower portion, and is orthogonal to the base point of the scale on the scale. A construction limit inspection apparatus for railway tracks, wherein upper side limit gauges are arranged at relative positions extending vertically along the side construction limits. The upper limit gauge plate is formed by attaching a horizontal scale, a vertical scale, and a radial scale concentric with the outer edge to the transparent plate,
The slide operation bar is supported by the frame, extends vertically downward from the frame, is orthogonal to the lateral limit scale at a lower portion, and is orthogonal to the base point of the scale on the scale. 2. The construction limit inspection apparatus for railroad tracks according to claim 1, wherein the upper side limit gauges are arranged at relative positions extending vertically along the side construction limits.   The lateral limit scale includes a rack extending in an extending direction thereof, and the slide operation bar includes a rotary handle having a pinion that meshes with the rack, and the slide operation bar is moved to the side by rotating the rotary handle. It is comprised so that it may move to right and left with respect to a direction limit scale, The construction limit inspection apparatus for railroad tracks of Claim 1 characterized by the above-mentioned.

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