JP2017155550A - Anchor work method of slope face and rail unit set used therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an anchor work method of a slope face, being a simple and efficient method, and capable of stably and surely installing an anchor work device in a required work position.SOLUTION: An anchor work method of a slope face for reinforcing the slope face 15, comprises a root-entanglement scaffold installing process of arranging a root-entanglement scaffold 10 formed by connecting a long size material in a lattice shape along the slope face 15, a rail unit installing process of installing a rail unit 30 provided by fixing a pair of rails 31 constituted of a pair of long size materials in parallel by a plurality of extension long size materials 32 by fixing the extension long size materials 32 to the root-entanglement scaffold 10 by a fixture 13 and an anchor work device installing process of installing an anchor work device 60 installed in a movable body 20 slidingly movable on a pair of rails 31 and 31 in a desired work position by slidingly moving by using a winch 61 via the movable body 20.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a slope anchoring method for reinforcing a slope by driving a reinforcing material into a slope or by drilling a hole and inserting the reinforcement, and a rail unit used for the anchor construction method of the slope Regarding the set.

  In conventional slope anchor construction, as a general construction method, a single pipe is connected to build a scaffold, a horizontal work surface is constructed, and an anchor work device is installed on the work surface to perform drilling work, etc. It was. Then, the scaffold is constructed so as to sequentially provide a horizontal work surface in a staircase shape, and work is performed by gradually moving from the lower side of the slope to the upper side. This method is labor intensive and expensive to assemble the scaffold and is often not efficient.

  In response to this, a seat frame is assembled on an inclined ground that requires drilling, and sliding rails are arranged on the seat frame at a predetermined interval in the vertical direction, and the legs of the sliding rail are placed on the seat frame. There has been proposed one that is attached to a scaffolding material and has a drilling machine mounting rod placed so as to straddle at least two sliding rails, and the rod is slid vertically and horizontally by winding and unwinding the wire (Patent Document 1). In this way, it is possible to excavate deep holes efficiently in natural ground.

JP 2001-241282 A (first page)

  The problem to be solved regarding the slope anchor construction method and the rail unit set used therefor is a conventional method of constructing a scaffold with a horizontal work surface and installing an anchor work device on the scaffold Then, it is not efficient because it takes a lot of labor and cost to build a scaffold, and in the construction method where the anchor work device is mounted on a cage-shaped moving body and moved by a wire as in the above prior art Because it is difficult to operate and fix the kite, it lacks stability, and the entire runway is installed, so it takes a lot of labor and cost, and it is impossible to work efficiently and safely.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a slope anchoring method and a rail unit set used therefor, which is a simple and efficient construction method and can stably and surely install an anchor working device at a required working position. There is to do.

The present invention has the following configuration in order to achieve the above object.
According to one aspect of the slope anchor construction method according to the present invention, a slope anchor construction method for reinforcing a slope by driving a reinforcement into the slope or by drilling a hole and inserting the reinforcement. Then, a rooting scaffold formed by connecting long materials in a grid pattern, a rooting scaffolding step for arranging the scaffolds along the slope, and a pair of long materials A rail unit in which a rail is fixed in parallel by a plurality of spanning long members is fixed to the rooting scaffold, and the bridging long member is fixed to a long member of the rooting scaffolding with a fixture. The mounting process of the rail unit to be mounted in step 1 and the anchor work device mounted on the movable body that can slide on the pair of rails are slid using a winch through the movable body and installed at a desired work position. Anchor work And a location of the installation process.

  Further, according to one aspect of the slope anchor construction method according to the present invention, when the rail unit is installed so as to extend in the vertical direction, the movable body is moved by wire operation using a winch arranged on the upper side. The anchor working device can be moved in the vertical direction.

Further, according to one aspect of the slope anchor construction method according to the present invention, when the rail unit is installed so as to extend in the lateral direction, the movable body is operated by wire operation using a winch disposed on the lateral side. The anchor work device can be moved in the lateral direction via the.
Moreover, according to one form of the slope anchor construction method which concerns on this invention, the movement of the said mobile body can be controlled by attaching the fixing tool for stoppers to the said rail.

  Further, according to one form of the rail unit set used in the slope anchor construction method according to the present invention, the rail unit is moved in the longitudinal direction with the rail unit for lateral movement, as used in the slope anchor construction method described above. A rail unit set for use in a slope anchor construction method constituted by both a rail unit for a vehicle, wherein the movable body is a movable body frame formed in a frame shape by a long material, and the movable body frame The rail unit for lateral movement arranged on the back side of the rail, the rail unit for vertical movement arranged further on the back side of the rail unit for lateral movement, and one part are mounted on the side of the moving body frame A plurality of lateral slide fittings slidably fitted on a rail extending in the lateral direction of the rail unit for lateral movement, and one part of the rail unit for lateral movement. Mounted on the side of the frame and the other part comprises a vertical slide bracket to the vertical rail extending in a direction slidably fitted a plurality of the rail unit for the longitudinal movement.

Moreover, according to one form of the rail unit set used for the slope anchor construction method according to the present invention, at least a part of the long material is constituted by a single pipe.
Further, according to one form of the rail unit set used in the slope anchoring method according to the present invention, at least a part of the fixture is constituted by a single pipe clamp used for fixing a single pipe. can do.

  According to the slope anchor construction method and the rail unit set used therefor according to the present invention, it is a simple and efficient construction method, and the anchor work device can be stably and reliably installed at a required work position. There is a special advantageous effect.

It is the perspective view (a) and sectional drawing (b) which show typically the example of the installation process of the rooting scaffold in the anchor construction method of the slope which concerns on this invention. It is the perspective view (a) and sectional drawing (b) which show typically the example of the mounting process of the rail unit in the anchor construction method of the slope according to this invention. It is sectional drawing which shows typically the form example of the installation process of the anchor work apparatus in the anchor construction method of the slope which concerns on this invention. It is a front view which shows the example of a form of the rail unit set used for the anchor construction method of the slope which concerns on this invention. It is an AA arrow line view (state which removed the horizontal slide metal fitting) of the example of a form of FIG. It is a BB arrow line view of the example of a form of FIG. It is CC arrow line view of the example of a form of FIG. FIG. 5 is a CC arrow view showing a state in which the rail unit for vertical movement of the embodiment of FIG. It is a BB arrow line view which shows the state which removed the vertical slide metal fitting of the example of FIG. 4, and attached the rail unit for horizontal movement to the scaffold.

Hereinafter, an example of a slope anchor construction method and a rail unit set used therefor according to the present invention will be described with reference to FIGS.
This slope anchor construction method is used for the construction of reinforcing the slope 15 by driving a reinforcement into the slope 15 or by drilling a hole and inserting the reinforcement. As the reinforcing material, for example, an anchor bar constituted by a reinforcing bar-like member or a so-called anchor / lock bolt can be used. In the method of inserting an anchor / lock bolt by drilling or drilling a hole, for example, the anchor / lock bolt is fixed by filling the hole with mortar. In addition, the slopes to which this anchor construction method is applied include existing protected slopes such as slopes and mortar spray slopes, and earth and sand slopes reinforced with long fibers.

  In the present invention, first, as shown in FIG. 1, there is a root-scaffolding installation step in which a root-scaffolding scaffold 10 formed by connecting long materials in a lattice shape is arranged along the slope 15. . In the rooting scaffold 10 of the present embodiment, a single pipe is used as a long material, a single pipe 11 of the longitudinal muscle and a single pipe 12 of the horizontal muscle, and the single pipes 11 and 12 are connected to each other by a single pipe clamp or the like. It is constructed by connecting with the fixture 13. In FIG. 1A, the fixture 13 is omitted.

  Next, in the present invention, as shown in FIG. 2, a rail unit 30 is provided in which a pair of rails 31, 31 constituted by a pair of long members are fixed in parallel by a plurality of spanning long members 32. Is attached to the long-legged scaffold 10 by fixing the bridging long material 32 with the fixing tool 13 to the long-length material of the root-bound scaffold 10 (in this embodiment, the single pipe 11 of the longitudinal muscle). A rail unit mounting step. As the pair of rails 31 and 31 and the long bridge member 32 in the present embodiment, a single pipe can be used as a material, and the rail unit 30 can connect both members of the single pipe to the connecting plate piece. 33 is provided by welding by interposing 33 (see FIGS. 5 to 7). Moreover, a single tube clamp can be used as the fixture 13 for mounting the rail unit 30 to the rooting scaffold 10 of this embodiment (see FIGS. 2, 3, 8, and 9).

  In the present invention, as shown in FIG. 3, the anchor working device 60 mounted on the movable body 20 slidably movable on the pair of rails 31, 31 is slid using the winch 61 through the movable body 20. There is an installation step of the anchor working device 60 that is moved and installed at a desired work position. The moving body 20 of the present embodiment is provided so as to be slidable on the pair of rails 31 and 31 by the vertical slide fitting 50. The moving body 20 is not limited to the mobile unit 20 provided with a base having a horizontal mounting surface for installing the anchor work device 60 as in the present embodiment. It may be one that can be fixed directly without going through.

  According to the slope anchor construction method according to the present invention, since the root scaffolding 10 is only provided as a scaffold, it is a simple and efficient construction method. It is possible to construct a work surface that becomes a flatter base surface without any problem, and by placing the rail unit 30 along the flat work surface, the rail 31 can be mounted so as not to bend as much as possible. That is, since the slope 15 can be a flat surface corrected by the rooting scaffolding 10, the rail unit 30 can be appropriately mounted, and thereby the anchor working device 60 can be stably and reliably placed at a required working position. Can be installed.

  3 shows the case where the rail unit 30 is installed so as to extend in the vertical direction. The winch 61 disposed on the slope 15a is used to operate the wire 61a via the moving body 20. Thus, the anchor work device 60 is configured to move in the vertical direction. That is, the wire 61a is fed out by the winch 61 to slide down the moving body 20 to which the anchor working device 60 is mounted, and the wire 61a is wound up to slide the moving body 20 to which the anchor working device 60 is mounted. Can be raised.

  In addition, about the installation to the root scaffolding scaffold 10 of the rail unit 30, according to the form which puts a lower end in the flat receiving part 15b of the lowest step of the slope 15 as shown in FIG. However, the present invention is not limited to this, and the rail unit 30 is placed in a state where the lower end is floated at a position corresponding to the middle part of the slope 15 or in a state where the lower end is placed on a step portion in the middle of the slope 15 or the like. It may be attached to the rooting scaffold 10. That is, in this invention, the rail unit 30 should just be installed suitably in the state hold | maintained and supported by the rooting scaffolding 10. FIG.

  Reference numeral 25 denotes a stopper fixing tool, which is provided so as to regulate the movement of the moving body 20 by attaching it to the rail 31, as shown in FIG. According to this, in addition to restricting the movement by holding the moving body 20 to which the anchor working device 60 is mounted by the wire 61a fed from the winch 61 in a required position, the movement is doubled. Since it can be regulated and held, safety can be improved so that the anchor work device 60, which is a heavy object, does not slide unexpectedly and cause an accident.

When the rail unit 30 is installed so as to extend in the lateral direction, the anchor work device 60 is moved via the moving body 20 by operating the wire 62a using the winch 62 (see FIG. 6) arranged on the lateral side. What is necessary is just to comprise so that may be moved to a horizontal direction. With respect to the rail unit 30 extending in the lateral direction, the movement of the moving body 20 to which the anchor work device 60 is mounted can be appropriately restricted by mounting the stopper fixing tool 25 on the rail 31. For example, a versatile single tube clamp can be used as the above-described stopper fixing tool 25.
By using both the rail unit 30 extending in the vertical direction and the rail unit 30 extending in the horizontal direction, the anchor working device 60 can be disposed at a desired position on the entire slope.

  Next, the example of the form of the rail unit set used for the slope anchor construction method according to the present invention will be described in detail with reference to FIGS. The rail unit set of the present embodiment is configured such that the rail unit 30 includes two rail units 30A for lateral movement and 30B for vertical movement, both of which are rationally incorporated. Has been.

  In the present embodiment, the above-described moving body 20 is a moving body frame 20A formed in a frame shape from a long material. Further, as shown in FIG. 4, the moving body frame 20 </ b> A according to the present embodiment is provided with a planar shape in a planar square frame shape with a pair of upper and lower extensions. That is, the moving body frame 20A according to the present embodiment has a form in which a single pipe is used as a material and the two vertical frame portions 21 and the two horizontal frame portions 22 are welded in a two-stage ladder shape. Yes.

  In this embodiment, the rail unit 30A for lateral movement is arranged on the back side of the moving body frame 20A, and the rail unit 30B for vertical movement is arranged further on the back side of the rail unit 30A for horizontal movement. . According to this, the process of moving the anchor working device 60 integrated with the moving body frame 20A first along the rail unit 30B for vertical movement and then moving along the rail unit 30A for horizontal movement. In the case of the order, since the rail unit 30B for vertical movement is integrally mounted and arranged at a position closer to the root scaffolding 10, the stability with respect to the vertical movement of the anchor work device 60 that is more loaded increases. Can work safely.

  Contrary to this arrangement relationship, the vertical movement rail unit 30B can be arranged on the front side of the horizontal movement rail unit 30A. In this case as well, the anchor working device 60 can be moved and installed to the desired position with respect to the entire slope 15, but when using the rooting scaffold 10 as shown in FIGS. There is a disadvantage that a load is applied to the subsequent vertical movement.

Reference numeral 40 denotes a horizontal slide fitting, and one part 41 is mounted on the side of the moving body frame 20A, and the other part 42 is slidably fitted to the horizontal rail 31A extending in the horizontal direction of the rail unit 30A for horizontal movement. A plurality are provided. In the present embodiment, four horizontal slide fittings 40 are integrated by attaching one part 41 to each of the square corners of the moving body frame 20A so that the other part 42 has a C-shaped cross section. The other side portion 42 is provided so as to be slidable in the longitudinal direction (lateral direction) by being fitted to a single pipe pipe constituting the horizontal rail 31A.
The horizontal rail 31A is disposed by being fixed to the spanning long material 32A by welding with the connection plate piece portion 33 interposed therebetween, and the connection plate piece portion 33 has a C-shaped gap in the other portion 42. It is formed and arranged to a thickness that can relatively pass through the (notch portion).

Reference numeral 50 denotes a vertical slide fitting, and one part 51 is mounted on the moving body frame 20A side, and the other part 52 is slidably fitted to the vertical rail 31B extending in the vertical direction of the rail unit 30B for vertical movement. There are a plurality. In this embodiment, four vertical slide fittings 50 are integrated by attaching one part 51 to each of a pair of upper and lower extensions of the moving body frame 20A, and the other part 52 has a cross section C. The other side portion 52 is provided so as to be slidable in the longitudinal direction (longitudinal direction) by being fitted to a single pipe pipe constituting the longitudinal rail 31B.
Similarly to the horizontal rail 31A, the vertical rail 31B is also disposed by being fixed to the bridging long material 32B by welding with the connection plate piece 33 interposed therebetween. It is formed and arranged to a thickness that can relatively pass through the C-shaped gap (notch) of the portion 52. In addition, the vertical slide metal fitting 50 has one portion 51 and the other in a state where the other portion 52 is fitted to the vertical rail 31B of the vertical movement rail unit 30B on the back side of the horizontal movement rail unit 30A. The distance from the portion 52 is larger than that of the vertical slide fitting 40 at the connecting portion 53. The connecting portion 53 of this embodiment is provided by a trapezoidal plate-like member as shown in FIGS.

  As described above, in the present invention, at least a part of the long material is constituted by a single pipe, and at least a part of the fixture 13 is constituted by a single pipe clamp used for fixing the single pipe. Moreover, in this embodiment, substantially all of the long material can be formed from a single pipe. That is, in this invention, since many general purpose goods (commercial goods) can be utilized, it can manufacture easily and the cost can be reduced.

Next, the use procedure of the rail unit set (see FIGS. 4 to 9) used in the anchor construction method for the slope of the present embodiment provided as described above will be described.
First, the rail unit 30B for vertical movement is attached to the rooting scaffold 10 by fixing the spanning long member 32B to the single pipe 11 of the vertical bar with the fixture 13 (see FIG. 8).
In this state, the wire 61a is operated using the winch 61 (see FIG. 3), and the anchor working device 60 (see FIG. 3) is moved in the vertical direction together with the rail unit 30A for lateral movement via the moving body frame 20A. And stop at the desired height position.

Next, the rail unit 30A for lateral movement is mounted on the rooting scaffold 10 by fixing the spanning long member 32A to the horizontal pipe single pipe 12 with the fixture 13 (see FIG. 9).
Then, by removing one portion 51 of the vertical slide fitting 50 from the moving body frame 20A, the moving body frame 20A is removed from the rail unit 30B for vertical movement, and the movement of the moving body frame 20A in the horizontal direction is allowed.
In this state, the wire 62a is operated using the winch 62 (see FIG. 6), the anchor working device 60 is moved laterally through the moving body frame 20A, and stopped at a desired left and right position, and single tube clamp is performed. Secure with a fixing tool such as Thereby, the arrangement work of the anchor work device 60 is completed.

Thereafter, anchor work is performed by the anchor work device 60. And this operation is repeated and an anchor construction can be performed about many positions of a slope.
That is, according to this rail unit set, the anchor work device 60 can be stably disposed at a desired position on the slope, and anchor work can be suitably performed.

  As described above, the present invention has been described in various ways with preferred embodiments. However, the present invention is not limited to these embodiments, and many modifications can be made without departing from the spirit of the invention. That is.

10 Root Scaffolding Scaffold 11 Longitudinal Single Pipe 12 Horizontal Pipe Single Pipe 13 Fixture 15 Slope 15a Upper Side 15b Flat Receptor 20 Mobile 20A Mobile Frame 21 Vertical Frame 22 Horizontal Frame 25 For Stopper Fixing device 30 Rail unit 30A Rail unit 30B for horizontal movement Rail unit 31 for vertical movement 31 Rail 31A Horizontal rail 31B Vertical rail 32 Crossing long material 32A Crossing long material 32B Crossing long material 33 Connection plate piece Part 40 Horizontal slide fitting 41 One part 42 Other part 50 Vertical slide fitting 53 Connection part 51 One part 52 Other part 53 Connection part 60 Anchor work device 61 Winch 61a Wire 62 Winch 62a Wire

Claims (7)

A slope anchoring method for reinforcing a slope by driving a reinforcement into a slope or by drilling a hole and inserting a reinforcement,
Installation process of rooting scaffolds that place the rooting scaffolds formed by connecting long materials in a lattice shape along the slope, and
A rail unit, in which a pair of rails composed of a pair of long members are fixed in parallel by a plurality of spanning long members, is mounted on the root scaffolding and on the long members of the root scaffolding. The mounting process of the rail unit to be mounted by fixing the passing long material with a fixing tool,
An anchor working device installed on a movable body that can slide on the pair of rails is slid using a winch through the movable body and installed at a desired working position. A slope anchor construction method characterized by that.   When the rail unit is installed so as to extend in the vertical direction, the anchor working device is moved in the vertical direction via the movable body by wire operation using a winch arranged on the upper side. The anchor construction method of the slope according to 1.   When the rail unit is installed so as to extend in the lateral direction, the anchor working device is moved in the lateral direction via the movable body by wire operation using a winch arranged on the lateral side. The anchor construction method for the slope according to Item 1.   The slope anchor construction method according to any one of claims 1 to 3, wherein movement of the movable body is regulated by mounting a stopper fixing tool on the rail. As used in the slope anchor construction method according to any one of claims 1 to 4, the rail unit is formed of both a rail unit for lateral movement and a rail unit for vertical movement. Rail unit set used for anchor construction method,
The moving body is a moving body frame formed in a frame shape by a long material, and the rail unit for lateral movement arranged on the back side of the moving body frame and further on the back side of the rail unit for lateral movement A plurality of rail units for vertical movement arranged on one side of the movable body frame and slidably fitted on rails extending in the lateral direction of the rail unit for horizontal movement. A horizontal slide fitting, and a plurality of vertical slide fittings, one part of which is mounted on the movable body frame side and the other part of which is slidably fitted on a rail extending in the vertical direction of the rail unit for vertical movement. A rail unit set used for the slope anchor construction method.   The rail unit set used for the anchor construction method for a slope according to claim 5, wherein at least a part of the long material is constituted by a single pipe.   The rail unit set used in the anchor construction method for a slope according to claim 5 or 6, wherein at least a part of the fixture is constituted by a single pipe clamp used for fixing a single pipe.