JP2006125077A - Opening section guard fences for traverser facility - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide opening section guard fences for a traverser facility, which are efficiently arranged along a pair of side sections in a sliding direction while securing a passage portion to a movable carriage. <P>SOLUTION: The opening section guard fences 10 for the traverser facility 11 are arranged along a pair of the mutually opposed side sections 13, 13 of the opening section 12 while the passage portion 15 to the movable carriage 14 is secured. Each opening section guard fence 10 is formed of movable posts 16 arranged at corner portions of the movable carriage 14, fixed posts 17 arranged at corner portions of the opening section 12, and wire members 18 each strained between the movable and fixed posts. Specifically each wire member 18 has one end thereof connected to one of the movable posts 16, and then it is wrap-connected to a pulley 19 arranged on one of the fixed posts 17 and then bent downward. Then the wire member 18 extends along the side section 13, and passes through an area below a mounting surface 20 of the movable carriage 14 to be bend upward, followed by being wrap-connected to a pulley 21 arranged on the other fixed post 17 to be bent toward the movable carriage 14. Further, the other end of the wire member 18 is connected to the other movable post 16. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an opening curing fence in a traverser facility, and in particular, is provided in a traverser facility that slides and moves a movable carriage sandwiched between a pair of opposite sides of the opening along the pair of sides. It relates to an opening curing fence.

For example, in shield construction and other civil engineering works, various work openings may be formed on the floor surface of the work yard that has been covered, especially when such openings are formed. In order to prevent the worker from falling, a curing fence surrounding the opening is provided. In addition, as such a curing fence, an opening curing fence whose length can be expanded and contracted has been developed in order to efficiently perform curing according to the size and shape of the opening (for example, , See Patent Document 1).
JP-A-9-158229

  On the other hand, in civil engineering work, for example, construction vehicles such as Zuritro vehicles and vehicles for transporting materials and equipment are moved from one transport line to another transport line, or moved to a work position by other equipment such as crane equipment. A traverser facility may be used as the facility. Such traverser equipment, for example, slides a moving carriage arranged so as to be sandwiched between a pair of opposing sides of a rectangular opening along the pair of sides, for example, conveying After the construction vehicle that has been transported on the line is placed on the movable carriage via a portion connected to the side of the opening, the construction vehicle is moved to a desired position by moving the movable carriage in parallel. It will be.

  Even in such a traverser facility, it is preferable to surround and cure the opening around which the movable carriage slides, but the curing fence is fixed at a pair of sides along the sliding direction of the movable carriage. With conventional curing fences, it was difficult to perform curing efficiently. That is, in the case of the traverser equipment, in the side part along the sliding direction of the mobile carriage, since the part connected to the side part is used as a passage part, it is carried into and out of the mobile truck such as a construction vehicle. Since it is necessary to leave the curing fence of the passage part uninstalled, and the non-installed part of such a curing fence needs to be moved along with the slide movement of the mobile carriage, the work to transfer the non-installed part It takes a lot of time and effort.

  In addition, a moving column that moves with the movement of the carriage is provided at the corner portion of the moving carriage, and the moving column and the fixed column provided at the corner portion of the opening are connected by an extendable fence member in the sliding direction. Although it is possible to provide a curing fence on a pair of side portions along the path while holding the passage portion to the movable carriage, if the fence member is a telescopic member, it is sufficient to prevent the worker from falling. Support force cannot be obtained, and it becomes difficult to move the movable carriage over a wide range to the end of the opening.

  The present invention has been made paying attention to such a conventional problem, and a curing fence can be efficiently provided on a pair of side portions along the sliding direction while holding a passage portion to the movable carriage. And providing an opening curing fence in a traverser facility capable of obtaining a supporting force sufficient to prevent a worker from falling and capable of moving a movable carriage over a wide range to the end of the opening. With the goal.

  The present invention relates to a traverser facility that slides a movable carriage disposed between a pair of sides opposed to each other of the opening along the pair of sides, and holds a passage portion to the movable carriage. In the opening curing fence provided in the pair of side portions, a wire member is stretched between a movable support column provided in a corner portion of the movable carriage and a fixed support column provided in a corner portion of the opening portion. One end of the wire member is connected to one of the moving struts sandwiching the passage portion, wound around a pulley provided on one fixed strut sandwiching the side portion, and bent downward. After that, it bends to the movable carriage side, passes below the upper surface of the movable carriage along the side portion, is bent upward and is wound around a pulley provided on the other fixed support that sandwiches the side portion. Is After said bent into the cart side by providing an opening curing fence in traverser equipment other end of which is connected to the other of the moving struts across the passage portion is obtained by achieving the above object.

  Moreover, according to the opening part curing fence in the traverser equipment of the present invention, the wire member is wound around a pulley provided on one fixed support across the side part and bent downward, and then fixed on the one side. A pulley provided around the other fixed column after being wound around a pulley provided below the column, bent toward the movable vehicle side, passing below the upper surface of the movable vehicle along the side. It is preferable that it is wound around and bent upward.

  Furthermore, according to the opening curing fence in the traverser facility of the present invention, the opening has a rectangular shape, and the other pair of sides intersecting the pair of sides is provided on the other side. It is preferable that a fixed fence is provided along.

  According to the opening curing fence in the traverser facility of the present invention, the curing fence can be efficiently provided on the pair of sides along the sliding direction while holding the passage portion to the movable carriage, and the worker falls. Sufficient support force can be obtained to prevent this, and the movable carriage can be moved over a wide range to the end of the opening.

  The opening curing fence 10 in the traverser equipment 11 according to a preferred embodiment of the present invention shown in FIGS. 1 (a) and 1 (b) is provided in a work yard at the bottom of a standing wall, for example, in shield tunnel construction as civil engineering work. In addition, by being provided around the opening 12 constituting the traverser equipment 11, it is installed especially for preventing the worker from dropping into the opening 12. Here, the traverser facility 11 slides the movable carriage 14 disposed between the pair of side portions 13 and 13 facing the opening 12 in parallel along the pair of side portions 13 and 13. Thus, the construction vehicle (not shown) placed on the movable carriage 14 is moved to, for example, an area where a crane facility or the like is provided above to carry out excavation earth and sand transportation work or equipment transportation equipment. Etc. can be easily performed.

  And the opening part curing fence 10 of this embodiment is the state of the opening part 12 along the slide direction X of the mobile trolley 14 in the state which hold | maintained the channel | path part 15 to the mobile trolley 14 in the traverser equipment 11 as mentioned above. A curing fence provided on the pair of side portions 13, 13, wherein a wire member 18 is provided between a movable support column 16 provided at a corner portion of the movable carriage 14 and a fixed support column 17 provided at a corner portion of the opening 12. The wire member 18 is connected to one moving support column 16 with one end sandwiching the passage portion 15 and is provided on one fixed support column 17 sandwiching the side portion 13 along the sliding direction X. After being wound around the pulley 19 and bent downward, it bends to the moving carriage 14 side, passes below the mounting surface 20 of the moving carriage 14 along the side 13 along the sliding direction X, After being bent around the pulley 21 provided on the other fixed column 17 sandwiching the side portion 13 and bent toward the movable carriage 14, the other end is connected to the other movable column 16 sandwiching the passage portion 15. It has become so.

  According to the present embodiment, the opening 12 of the traverser equipment 11 is formed, for example, in a work yard at the bottom of the stand, and has a planar rectangular shape with a long side of about 670 cm and a short side of about 500 cm, for example, It has a depth of about 70 cm. In the opening 12, one pair of side portions 13, 13 which are long sides thereof is a side portion along the slide direction X of the movable carriage 14, and is vertically sandwiched between these side portions 13, 13. In this way, the movable carriage 14 is arranged. In addition, a continuous portion between the side portions 13 and 13 and the moving carriage 14 serves as a passage portion 15 to the moving carriage 14. Further, the other pair of side portions 22 and 22 that are short sides of the rectangular shape has a function as a positioning abutment wall that abuts the side wall surface of the movable carriage 14 to regulate the movement of the movable carriage 14, A fixed fence 24 made up of pipe members 23 arranged in two stages is provided between the fixed columns 17 on both sides along the other side portions 22 and 22.

  The moving carriage 14 of the traverser equipment 11 is, for example, a short side having a width of about 240 cm that can slide between a long side having a length of about 495 cm that fits between a pair of long sides of the opening 12 and a pair of short sides of the opening 12. The upper mounting surface 20 has a vertically long rectangular shape having sides, and the upper mounting surface 20 is disposed at substantially the same height as the upper surface 30 of the surrounding work yard (see FIG. 3). Further, as shown in FIG. 3, a wheel 26 that is rotatably supported, a motor 28 that rotationally drives the axle 27 by being connected to the axle 27 of the wheel 26, and the like are provided in the recess 25 on the bottom surface of the movable carriage 14. Is provided. On the other hand, a pair of rails 29 extending in parallel with the pair of side portions 13, 13 are laid on the bottom surface of the opening 12 along the sliding direction X of the movable carriage 14, and are supported by these rails 29. By causing the wheels 26 to travel, the movable carriage 14 can be easily slid along the pair of side portions 13 and 13 of the opening 12.

  The movable struts 16 provided at the corners of the movable carriage 14 are made of, for example, angle steel and are erected at a height of, for example, about 100 cm from the mounting surface 20, and are respectively attached to the four corners via welding and fixing brackets. It is firmly joined and fixed. As shown in FIGS. 1A and 1B, one end or the other end of the wire member 18 arranged in two stages is connected to these moving struts 16 via various connecting brackets, A portion between each pair of moving support columns 16 standing on the side portions 13 and 13 along the sliding direction X of the carriage 14 is a passage portion 15 in which the wire member 18 is not installed. Further, the end of the wire member 18 can be connected to the movable support column 16 via a tension adjusting tool such as a pulley or a turnbuckle, thereby adjusting the tension of the wire member 18 stretched as a curing fence. Thus, it is possible to effectively avoid the occurrence of sagging.

  The fixed column 17 provided at the corner of the opening 12 is made of, for example, angle steel, and is erected at a height of, for example, about 100 cm on the upper surface 30 of the work yard close to the corner of the opening 12 to be welded or fixed. It is firmly joined and fixed to the four corners via metal fittings (here, the corner of the opening is not only the inner part of the corner of the opening, but also on the work yard outside the corner of the opening. The part located in is also included.) Wire members 18 arranged in two stages are respectively wound around these movable struts 16, and a pulley 19 that guides these wire members 18 downward, for example, and these wire members 18, for example, on the movable carriage 14 side. A pulley 21 that guides to the side is attached and disposed at substantially the same height as the extension start position of the two-stage wire member 18 from the movable support column 16. In addition, the end portions of the pair of pipe members 23 constituting the fixed fence 24 provided along the other pair of side portions 22 and 22 are substantially the same height as the pulleys 19 and 21 on the movable support columns 16. It is arranged and fixed by joining through welding or fixing metal fittings.

  Furthermore, according to the present embodiment, a pair of lower pulleys 31 and 32 that are arranged at the inner corners of the opening 12 and correspond to the two-stage wire members 18 are provided below the fixed support columns 17. The movable carriage 14 is disposed below the mounting surface 20 and attached thereto. By these lower pulleys 31 and 32, the wire member 18 is wound around a pulley 19 provided on one fixed column 17 sandwiching the side portions 13 and 13 along the slide direction X and bent downward, for example. Wrapped around a lower pulley 31 provided below one fixed column 17 and bent toward the moving carriage 14, for example, along the side portions 13 and 13 along the sliding direction X, than the mounting surface 20 of the moving carriage 14. After passing below, it is wound around a lower pulley 32 provided below the other fixed support column 17 and bent upward.

  The wire member 18 constituting the curing fence 10 is a metal linear member made of iron wire, steel wire, copper wire or the like, and includes a wire rope formed by twisting a plurality of wires. Moreover, it is preferable to use the member which is hard to be elastically deformed in the length direction for the wire member 18, and by this, the curing fence is provided by stretching the wire member 18 between the movable support column 16 and the fixed support column 17 with a predetermined tension. When 10 is formed, a supporting force sufficient to prevent the worker from falling can be obtained in a more stable state. Each of the wire members 18 is connected to one movable support column 16 with one end sandwiching the passage portion 15 and wound around a pulley 19 provided on one fixed support column 17 sandwiching the side portion 13 along the slide direction X. After being bent downward, it bends to the moving carriage 14 side, passes below the mounting surface 20 of the moving carriage 14 along the side 13 along the slide direction X, and bends upward to sandwich the side 13 On the other hand, after being wound around the pulley 21 provided on the other fixed support column 17 and bent toward the movable carriage 14 side, the other end is connected to the other movable support column 16 with the passage portion 15 interposed therebetween, whereby The opening curing fence 10 is formed.

  And according to the opening part curing fence 10 of this embodiment provided with the above-mentioned structure, it cures efficiently, hold | maintaining the channel | path part 15 to the mobile trolley | bogie 14 in a pair of side parts 13 and 13 along the slide direction X. The fence 10 can be provided, sufficient supporting force can be obtained to prevent the worker from falling, and the movable carriage 14 can be moved to the end of the opening 12 over a wide range. That is, according to the present embodiment, the wire member 18 stretched between the movable support column 16 provided at the corner portion of the movable carriage 14 and the fixed support column 17 provided at the corner portion of the opening 12 is provided with the pulley 19. , 21 and the like, and the wire members 18 on both sides sandwiching the passage portion 15 are continuously attached by bending downward through the upper surface 20 of the movable carriage 14 and bending upward. Therefore, as shown in FIGS. 1A and 1B, as the movable carriage 14 moves, the wire member 18 is sent to the opposite side across the passage portion 15, and the wire portion 18 is not installed. It becomes possible to move 15 easily, and, thereby, it becomes possible to hold | maintain the channel | path part 15 to the mobile trolley | bogie 14 easily, without installing the curing fence 10 again. In addition, the movable carriage 14 can be slid and moved until the movable column 16 approaches the fixed column 17 while feeding the wire member 18 to the opposite side across the passage portion 15, so that the movable column 16 has a wide opening 12. It can be moved over a range. Furthermore, since it becomes possible to comprise the wire member 18 by the member which does not expand-contract in a length direction, it becomes possible to obtain easily the support force as a curing fence sufficient to prevent a worker's fall. Become.

  The present invention is not limited to the above-described embodiment, and various modifications can be made. For example, the present invention is not limited to shield tunnel construction, and can be used by being attached to a traverser facility used in various other civil engineering and construction works. Moreover, the wire member which comprises a curing fence is not limited to 2 steps | paragraphs, It can also attach and use 1 step | paragraph or 3 steps | paragraphs or more. Furthermore, you may make it let a wire member penetrate between the side surfaces of the both sides of a moving trolley, and the lower part rather than the mounting surface of a moving trolley.

(A) And (b) is a schematic perspective view explaining the structure of the opening part curing fence in the traverser equipment which concerns on preferable one Embodiment of this invention. It is a schematic sectional drawing along AA of FIG.1 (b) explaining the structure of the opening part curing fence in the traverser installation which concerns on preferable one Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Opening part curing fence 11 Traverser equipment 12 Opening part 13 A pair of edge part 14 of an opening part along the sliding direction of a moving carriage 14 A moving carriage 15 A passage part 16 A moving support | pillar 17 A fixed support | pillar 18 Wire members 19, 21 Upper surface 22 The other pair of sides 23 of the opening 23 The pipe member 24 of the fixed fence 25 The concave part 26 of the bottom surface of the movable carriage 26 Wheel 27 Axle 28 Motor 29 Rail 30 Upper surface 31, 32 of the work yard Downward pulley X of the movable carriage Slide direction

Claims (3)

In the traverser equipment that slides and moves the movable carriage sandwiched between the pair of opposite sides of the opening along the pair of sides, the pair of pairs in a state of holding the passage portion to the movable carriage. An opening curing fence provided on the side,
It is configured by stretching a wire member between a movable support provided at a corner portion of the movable carriage and a fixed support provided at a corner portion of the opening,
One end of the wire member is connected to one of the moving struts sandwiching the passage portion, wound around a pulley provided on one of the fixed struts sandwiching the side portion, and then bent downward. Bends to the side, passes below the upper surface of the movable carriage along the side, and is folded upward and wound around a pulley provided on the other fixed support that sandwiches the side. An opening curing fence in a traverser facility in which the other end is connected to the other movable support column across the passage portion after being bent.   The wire member is wound around a pulley provided on one fixed support across the side and bent downward, and is then wound around a pulley provided below the one fixed support and moved to the movable carriage side. The traverser equipment according to claim 1, wherein the traverser is bent to the upper side, and after passing below the upper surface of the movable carriage along the side, is wound around a pulley provided below the other fixed support column and bent upward. Opening curing fence at. The said opening part is provided with the rectangular shape, The fixed fence is provided in the other pair of side part which cross | intersects the said pair of side part along the said other side part. Opening curing fence in traverser equipment.