JP3463987B2 - Drilling method and device for sloped ground - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a device for piercing an inclined ground for fixing a pressure receiving material (pressure bearing plate) of a slope stabilizing method on a ground.

[0002]

2. Description of the Related Art A slope stabilization method (non-frame method) is, as shown in FIG. 6 and FIG. The terminal is stopped on the ground 1 by appropriate means.

In addition, near the intersections of the wire ropes 2 or in the vicinity of predetermined interspersed intersections, the drilling is performed while excavating from the natural ground 1 toward the ground (4 to 6 m depth). Inserting steel rod 4 into 3 and filling grout material 5
The steel rod 4 is fixed to the perforation 3 by.

Then, the head end side of the steel rod 4 is passed through the through hole 7 at the center of the pressure receiving member 6 carried into the natural ground 1, and then the fastening metal fitting 8 is screwed into the head end of the steel rod 4, The wire rope 2 is pressed against the natural ground 1 via the pressure receiving material 6 to stabilize the slope (natural ground 1).

[0005] As a conventional technique for punching by the slope stabilization method as described above, a hand punching machine is manually carried to a punching position, and punching is performed while gripping the punching machine.

[0006]

According to the perforation method as described above, since the hand perforator is used for carrying and grasping by hand, the perforation force (horsepower) is weak, and the perforation is difficult depending on the geology (hard or rock). There is a problem that it becomes difficult and it is impossible to perforate, and the work efficiency is poor.

[0007] In particular, there is also a problem that smooth movement is not possible due to danger due to poor footing.

Therefore, an object of the present invention is to obtain a strong drilling force to drill a deep hole, to smoothly move to the drilling point, and to significantly improve the drilling efficiency. There is something I did.

[0009]

In order to solve the above-mentioned problems, the present invention provides a seat frame formed by connecting scaffolding materials arranged in parallel to each other on a sloping ground with connecting members, and The slide rails are arranged on the seat frame at a predetermined interval in the longitudinal direction of the slope, and the leg members projecting toward the slope are supported by the seat frame via appropriate fixing means to arrange the slide rails. While placing the sled on which the punch is mounted, winding the wire with a winch, while sliding the sled in the longitudinal and lateral directions by rewinding, while moving the sled to the excavation position, the The method of perforating a sloping ground is adopted, which is characterized by perforating.

Further, a seat frame provided by connecting the scaffolding members arranged in parallel with each other at the drilling place of the sloping ground to the connecting member, and on the seat frame
Sliding rails are arranged in the longitudinal direction of the slope at a predetermined interval, and leg members projecting from the scattered positions toward the slope are supported by the seat frame via appropriate fixing means, and at least two of the sliding rails. A punching device including a sled mounted so as to straddle a rail, a punching machine mounted on the sled, and a winding and rewinding wire with a winch provided so as to run the sled vertically and horizontally.

Further, the sliding rail is composed of pipes of a certain length arranged in series, an intermediate member having the same diameter as the pipe, and fitting members projecting from both ends of the intermediate member and fitted into the pipe. Or, the sliding rails have a fixed length of pipes arranged in series, and an intermediate member of the same diameter as this pipe,
The intermediate member may be composed of a fitting member protruding from both ends and fitted into the pipe, and a leg member protruding from the intermediate member.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described with reference to the accompanying drawings.

In the first embodiment of the present invention, as shown in FIGS. 1 to 5, at the drilling place of the inclined ground 1 (the range where drilling is required), the scaffolding members 16 arranged in parallel are connected to each other. A seat frame 13 assembled by connecting with 14 is provided.

In the case of assembling the seat frame 13, a connecting member 14 such as a pipe arranged on the ground 1 at a predetermined interval on the right and left in the case shown in the figure, and a predetermined direction in the longitudinal direction of the slope on the connecting member 14. Scaffolding that is arranged at intervals and is fixed to the connecting member 14 through appropriate fixing means (in the case shown, a known pipe clamp metal fitting in which a pair of clamp metal fittings 15 is rotatably connected via pins is used) is used. 16 and 16 but may be assembled by other methods.

In short, a large number of scaffold materials 1 in the longitudinal direction of the slope.
The purpose is to line up 6.

The seat frame 13 is arranged in the longitudinal direction of the slope at predetermined intervals and is directed from the dotted position to the slope.
There is provided a sliding rail 18 in which leg members 17 projecting upward are attached to and supported by the seat frame 13 by appropriate means.

In the case of attaching the leg member 17, the pair of clamp members 19 are attached to the scaffold member 16 by using pipe clamp members in which a pair of clamp members 19 are rotatably connected via pins, and are assembled. Although the disassembly work has been made easy, it is also possible to attach it by using a wire.

Furthermore, at least two sliding rails 18 are provided.
A punching machine A is mounted on a sled 20 which is placed on the sliding rail 18 so as to straddle the rail.

In the illustrated punching machine A, the wire 22 is wound and unwound by the operation of the first winch 21 in the illustrated case, and is undulated with the support shaft 23 at the lower end as a fulcrum (may be undulated by other means). Guide pillar 24 and this guide pillar 2
4 is used as a guide to move up and down a slider 25, and a motor 27 with a chuck 26 installed on the slider 25. The chuck 26 supports the end (head end) of the steel rod 4 having a bit 28 at the tip.

When the wire 30 to be wound and unwound by the second winch 29 is connected to the slider 25 as shown in the drawing, the slider 25 is pulled up to the upper end of the guide column 24 to build the steel rod 4. It is also possible to apply a downward force to the steel rod 4 during drilling.

Reference numeral 31 in the drawing denotes a through hole of the steel rod 4 provided in the sled 20.

Next, a punching method using the punching machine having the above structure will be described.

As shown in FIG. 1, the sled 20 is placed on the sliding rail 18, and the wire 33 of the third winch 32 installed above the seat frame 13 is attached to the upwardly directed tip of the sled 34. Engage with.

In some cases, the third winch 32 is mounted on the sled 20, the sheave is supported by the upper ground 1 of the seat frame 13, and the wire 33 is engaged with this sheave.

Further, one of the left and right wires 35, 36 is wound back while the other is unwound so that the sled 20 can be moved laterally.

In the illustrated case, the wires 35, 36 are drawn out from the wires 35, 36 of the fourth winch 37 and the fifth winch 38 installed on both ends of the sled 20, respectively, and the tips of the wires 35, 36 are grounded. Anchor 39 on 1
It has been stopped through, but it may be reversed.

Then, the wire 33 is wound, unwound,
Also, the sled 20 is slid vertically or horizontally on the sliding rail 18 by the operation of winding and rewinding the wires 35, 36.
The wire 2 that is stretched while moving while sliding on the top,
The through hole 31 can be stopped near the desired intersection of two.

Then, after the head end of the steel rod 4 is gripped by the chuck 26 of the punching machine A and the tip bit 28 of the steel rod 4 is passed through the through hole 31, the steel rod 4 is rotated by the motor 27. Further, the slider 25 excavates from the natural ground 1 into the ground while forcibly lowering the weight of the slider 25 or if necessary.

When the steel rod 4 reaches a predetermined depth in the ground due to excavation, the grout material 5 is placed in the perforation 3 as shown in FIG.
After fixing the steel rod 4 by filling it, the head end side of the steel rod 4 is penetrated through the through hole 7 and the pressure receiving member 6 is placed, and then the fastening metal fitting 8 is screwed into the receiving end of the steel rod 4. The wire 2 is pressed into the ground 1 by the pressure receiving plate 6.

The supporting leg material 17 of the sliding rail 18 is
The upper end may be provided on the lower peripheral surface of the sliding rail 18 by welding, for example.

In the second embodiment of the present invention, as shown in FIGS. 2, 3 and 4, the sliding rail 18 includes a pipe 41 having a constant length and an intermediate member 42 having the same diameter as the pipe 41. ,
The intermediate member 42 includes fitting members 43 protruding from both ends and fitted from the ends of the pipe 41.

As a result, the required number of pipes 41 can be added to form the sliding rail 18, and since the pipes 41 and the intermediate member 42 have the same diameter, smooth sliding of the sled 20 can be ensured.

Of course, since it can be assembled and disassembled, it can be easily handled.

In the third embodiment of the present invention, the leg member 17 is provided on the intermediate member 42 as shown in FIGS.
Then, both ends of the pipe 41 are supported by the single leg member 17.

The number of the leg members 17 is not limited to one and may be about two.

[0036]

EFFECTS OF THE INVENTION According to the method and apparatus for piercing a sloped ground of the present invention, since it is possible to pierce a natural ground by using a piercing machine mounted on a sled, the piercing efficiency is remarkably improved and deep It facilitates drilling on hard ground.

Further, since the sled is slid on the sliding rails which are supported by the seat frame and arranged in parallel in the longitudinal direction of the slope , smooth sliding is possible and the sled can be placed in predetermined longitudinal and lateral positions by winding and rewinding the wire. It can be moved freely.

Further, since a pipe having a fixed length can be successively replenished by an intermediate member having a fitting member, the pipe can be assembled and disassembled for easy handling, and the pipe and the intermediate member have the same diameter so that they can be slid. You can run smoothly.

Since the intermediate member is provided with legs,
It is also possible to stably support both ends of the pipe.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of the present invention.

FIG. 2 is an enlarged plan view of the main part.

FIG. 3 is an enlarged vertical side view of the main part.

FIG. 4 is an enlarged front view of the same.

FIG. 5 is a partially cutaway plan view of the punching machine.

FIG. 6 is a plan view showing the arrangement of pressure receiving members.

FIG. 7 is an enlarged vertical sectional side view showing the main part of the above.

[Explanation of symbols]

1 ground 2 wire rope 3 perforation 4 steel rod 5 grout 6 Pressure receiving material 7 through holes 8 Tightening bracket 13 seat frame 14 Connecting material 15, 19 Clamp fitting 16 scaffolding material 17 legs 18 sliding rails 20 sledge 21 1st winch 22, 30, 33, 35, 36 wire 23 spindle 24 Guide pillar 25 slider 26 chuck 27 motor 28 bits 29 Second winch 31 through hole 32 Third winch 34 sheaves 41 pipes 42 Intermediate member 43 Fitting member

Claims (4)

(57) [Claims] 1. A seat frame formed by connecting scaffolding materials arranged in parallel to each other on a sloping ground with a connecting material,
The slide rails are arranged on the seat frame at a predetermined interval in the longitudinal direction of the slope, and leg members projecting toward the slope are supported by the seat frame via appropriate fixing means to arrange the slide rails. While placing the sled mounted on the punching machine, winding the wire with a winch, while sliding the sleding machine in the longitudinal and lateral directions by rewinding, after moving the sled to the excavation position, the punching machine. A method for perforating a sloping ground, characterized in that 2. A seat frame in which scaffolding members arranged in parallel with each other on a sloping ground are connected to a connecting member, and a slope is formed on the seat frame.
At least two sliding rails, which are arranged in the longitudinal direction with a predetermined interval and in which leg members projecting from the scattered positions toward the slope are supported by the seat frame via appropriate fixing means. A punching device comprising a sled mounted so as to straddle the sled, a punching machine mounted on the sled, and a winding and rewinding wire with a winch provided so as to run the sled vertically and horizontally. 3. The sliding rail comprises a pipe of a fixed length arranged in series, an intermediate member having the same diameter as the pipe, and a fitting member protruding from both ends of the intermediate member and fitted into the pipe. The punching device according to claim 2, wherein the punching device is configured. 4. A pipe having a fixed length in which the sliding rails are arranged in series, an intermediate member having the same diameter as the pipe, and a fitting member protruding from both ends of the intermediate member and fitted into the pipe. The punching device according to claim 2, wherein the punching device comprises a leg member protruding from the intermediate member.