JP2700771B2 - Automatic lining device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic lining device used for excavating a vertical hole and a lateral hole following the vertical hole. In addition, the present invention relates to a primary soil lining and a secondary earth lining for a standing hole for constructing a standing hole such as a mountain bridge or a standing hole in an urban area, for example.

[0002]

2. Description of the Related Art Heretofore, in a vertical hole or a horizontal hole, a lining material has been manually assembled in a hole or a formwork has been assembled manually, and then cast-in-place concrete has been cast. Further, in the case of the conventional lining device system, a mold is assembled so as to form a large number of circles via a plurality of divided retracting mechanisms.

[0003]

In the above-mentioned conventional case, there is a drawback that assembly accuracy is poor, and there is a danger that the lining will collapse naturally due to the sense of security of having a concrete lining. There was a problem with sex. In the case of the conventional lining method, there are disadvantages that a large number of workers are required, the cost is increased, and the finishing accuracy is poor. Further, in the case of the above-mentioned conventional lining device system, since the mold is assembled so as to form a large number of circles via a plurality of divided retracting mechanisms, there is a disadvantage that the assembly accuracy is poor. SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems and provides an automatic lining capable of improving workability and safety by mechanizing the work of assembling a lining material manually or assembling a formwork manually in a vertical hole. It is to provide a device.

[0004]

In order to advantageously solve the above-mentioned problems, an automatic lining apparatus according to the present invention comprises:
A plurality of hoisting machines 3 and a plurality of height measuring detectors 4 are fixed to an upper frame 2 fixed to the upper part of the robot, and are unwound from the drums of the plurality of hoisting machines 3. The lower end portions of the plurality of wire ropes 5 and the lower end portions of the plurality of strips 6 fed from the drums of the plurality of height measuring detectors 4 are connected to an elevating frame 10, and the elevating frame is connected. A plurality of form-fixing fluid pressure cylinders 11 arranged at equal angular intervals are fixed to the upper outer periphery of the mold 10, and an arc-shaped form 12 is fixed below the form-fixing fluid pressure cylinder 11.
Between the circular form 14 consisting of
An articulation device 15 is provided for holding the adjacent arc-shaped mold frame 12 or the arc-shaped mold frame 13 at a predetermined position. In addition, the above-described problem is advantageously solved by fixing the position display target 16 to the lifting frame 10 and fixing the position measuring device 17 for looking into the position display target 16 at the center of the upper frame 2. be able to.

[0005]

Next, a first embodiment of the present invention will be described.
FIG. 1 to FIG. 22 show a first embodiment of the present invention.
A concrete foundation 19 is provided outside the surrounding frame 18, and the upper frame 2 is mounted on the concrete foundation 19 via level adjusting jacks 20 attached to the four corners of the upper frame 2. And four hanging strips 21 are connected to the four corners of the upper frame 2, and the upper part of the hanging strips 21 is connected to a locking ring 24 that engages with a lower hook 23 of a crane 22. Then, the upper frame 2 is lowered onto the concrete foundation 19 via the level adjusting jack 20 by the crane 22, then the level of the upper frame 2 is adjusted by the level adjusting jack 20, and The levels of a plurality of hoisting and lowering hoists 3 and a plurality of height measuring detectors 4 fixed on the upper part of the apparatus 2 are adjusted.

Further, a position measuring device 17 composed of a telescope is fixed to the upper frame 2 via an inverted V-shaped support frame 25, and an eye measurement or monitoring device 26 is connected to the position measuring device 17. I have.

A plurality of hoisting machines 3 fixed to the upper part of the upper frame 2, a plurality of height measuring detectors 4, and molds 12, 13 are hung on a lower hook 23 of a crane 22. It is transported via the locking ring 24.

FIG. 19 shows a state in which the arc-shaped mold frame 12 and the arc-shaped mold frame 13 are pulled out. Then, the arc-shaped mold 13 with the hole wall surface 29 side widened is later pulled out. The upper and lower parts of each arc-shaped formwork 12 and the upper and lower parts of each arc-shaped formwork 13 are equal. Also, each arc-shaped formwork 12,
A lower flange 33 projecting toward the hole wall surface 29 is provided integrally with a lower portion of the hole 13.

A guide cylinder 31 of a form-fixing fluid pressure cylinder 11 extending radially in a horizontal state is fixed to the outer surface of a holding member 30 integrally fixed to an upper portion of the elevating frame 10, and arranged alternately. Each arc-shaped formwork 1
2, the side of the hole wall surface 29 of each of the other arc-shaped mold frames 13 is wide while the side of the hole wall surface 29 is narrow,
A second group of rear-cut arc-shaped forms 12 for subsequent pull-out
Is configured. The rubber member 34 fixed to the tip end surface of the piston rod 32 in the form-fixing fluid pressure cylinder 11 is provided with a number of irregularities that come into contact with the surface of the concrete lining 7.

Further, every other odd-numbered arc-shaped formwork 12
And the remaining even-numbered arc-shaped mold frames 13 are arranged at the center of the holding member 30 of the elevating frame 10 and fixed vertically to the fluid pressure cylinder 39.
As a result, every other odd formwork 12 is drawn in advance, and every other even formwork 13 is drawn toward the lift frame 10. In this case, the speed at which the form 12 is drawn is faster than the speed at which the form 13 is drawn.

Two or three form-fixing fluid pressure cylinders 11 are fixed to the upper part of the elevating frame 10, and the form-fixing fluid pressure cylinders 11 are arranged and fixed at equal angular intervals.

At the lower end of the plunger 40 of the hydraulic cylinder 39, a long link 38 and a short link 3 are provided.
An upper support member 41 for alternately arranging and supporting 7 is fitted, and each link including a long link 38 and a short link 37 is inserted between a pair of ear pieces 44 and 45 in the upper support member 41. It is pivotally connected by bolts 42 and 43.

The base ends of the long link 38 and the short link 37 are inserted between a pair of ear pieces 44 and 45, and are pivotally connected by bolts 42 and 43.
Of the bracket 4 fixed to the pulling member 50
6, the lower support bracket 52 is fitted and fixed to the upper portion of the lower support shaft 51, and the number of pulling members 50 used is such that the arc-shaped formwork 12 and the arc-shaped Of the same number as the formwork 13 of each link 3
7 and 38 are provided so as to vertically overlap with each other.
3 and at the tip of the pulling member 50,
A pulling member 50 and a pulling fitting 5 which are pivotally connected to the base end of the pulling fitting 54 by a horizontal shaft 55 and are arranged in a horizontal state.
4, the leading end of the pulling fitting 54 is pivotally connected by a horizontal shaft 57 to a bearing fitting 56 fixed to an inner middle portion of the arc-shaped formwork 12 and the arc-shaped formwork 13. The proximal end of the pulling member 50 is disposed between the pair of ear pieces 58 in the lower support fitting 52 and is pivotally connected by bolts 53.

At the center in the width direction of each of the arc-shaped molds 12 and 13, the base end of a guide cylinder 59 extending radially toward the arc-shaped molds 12 and 13 is fixed to the lifting frame 10. The guide cylinder 59 is composed of a mold-fixing fluid pressure cylinder 11 and a lower support shaft 51 and the arc-shaped molds 12 and 13.
Are fixed via a steel vertical plate 61 to a plurality of vertical rods 60 disposed between the steel vertical plate 61 and the vicinity of the connecting portion between the pulling member 50 and the pulling fitting 54 on the steel vertical plate 61. An elevating guide groove 62 for guiding the elevating frame 10 is provided.
Is composed of an upper plate 63 that connects each vertical rod 60 and the upper end of the vertical rod 60, a steel vertical plate 61 and a lower bottom plate 64 that connect adjacent vertical rods 60 to each other. The plate body 61 is fixed to the upper end of the holding member 30 and the rod 60, and the sliding rod 65, one end of which is fixed to each of the arc-shaped mold frames 12 and 13 slidably moves on the guide cylinder 59. It is inserted. An articulation device 15 capable of holding the mold frame 12 at a predetermined position or pulling the mold frame 12 inward by the pulling member 50 and the pulling fitting 54 pivotally attached to the distal end of the pulling member 50 by a horizontal shaft 55 is configured. Have been.

Next, the operation of the automatic lining device according to the first embodiment of the present invention will be described. First, the fluid pressure cylinder 39
When the plunger 40 is moved downward, the arcuate form 12 is first extruded by the short link 37, and then the arcuate form 13 is extruded via the long link 38,
The slope 67 of the arc-shaped mold 12 is press-fitted between the slopes 66 of the adjacent arc-shaped mold 13.

The plunger 40 of the hydraulic cylinder 39
Is moved upward, the arc-shaped formwork 12 is drawn first through the short link 37, and then the arc-shaped formwork 13 is drawn later through the long link 38.

FIGS. 23 to 30 show an automatic lining device according to a second embodiment of the present invention, in which the inclined surfaces 6 and 13 in the first embodiment of the present invention are formed as arc-shaped molds 12 and 13. FIG.
6 and the slope 67 are not provided. Further, the short link 37 and the long link 38 in the first embodiment of the present invention are not used, and instead, the fixed length links 6 each having a fixed length are used.
8 is used. At the center in the width direction of each of the arc-shaped molds 12 and 13, a space is provided in the up-down direction, and the mounting bracket 7 is provided.
3 is fixed, and in the middle part and lower part of the vertical rod 61,
At the same level as the mounting bracket 73, the mounting bracket 69
Are fixed, and both ends of the fixed length link 70 are pivotally attached to the mounting bracket 69 and the mounting bracket 73 by the vertical axis 72 and the vertical axis 76. Further, the leading end of the pull-in fitting 54 is pivotally attached to the mounting fitting 83 by the horizontal shaft 71, and the mounting fitting 8
3 is pivotally connected to the bearing member 56 fixed to each of the molds 12 and 13 by a vertical axis 78, and
8 are arranged on the same straight line. A base end of a horizontal rod 80 is fixed to the upper part of the vertical rod 60, and a stopper 74 formed of a vertical rod is bent downward at the distal end of the horizontal rod 80. When the fixed length link 70 is rotated to a predetermined angle when the mold frames 12 and 13 are drawn to the lifting frame 10, the fixed length link 70 is supported by the stopper 74. The upper support fitting 41 in the second embodiment is fitted to the lower end of the plunger 40 and is rotatably mounted. The lower support fitting 52 is fitted to the upper part of the lower support shaft 51 and is rotatable. Mounted on Further, a joint plate 82 is integrally provided on one end side of each of the arc-shaped molds 12 and 13, and the joint molds 12 and 13 are adjacent to each other by the joint plates 82.
Leakage of concrete from the space 13 is prevented.

[0018]

According to the present invention, a plurality of hoisting machines 3 and a plurality of height measuring detectors 4 are fixed to an upper frame 2 fixed above the upright holes 1, The hanging ends of the plurality of wire ropes 5 drawn out from the drums of the plurality of hoists 3 and the plurality of strips 6 drawn out of the drums of the plurality of height measuring detectors 4. An end portion is connected to the lifting frame 10, and a plurality of formwork fixing fluid pressure cylinders 11 arranged at equal angular intervals on the upper outer periphery of the lifting frame 10 are fixed. Between the circular molds 14 composed of the arc-shaped mold 12 and the arc-shaped mold 13, the adjacent arc-shaped molds 12 or the arc-shaped molds 13 are not laterally moved. Is provided, the concrete formwork for lining is Held in the correct position on, it is possible to pouring the concrete in this state, therefore it is possible to pouring accurately concrete lining 7. In addition, since the position display target 16 is provided on the lifting frame 10 and the position measuring device 17 is provided on the upper frame 2, the position of the position display target 16 is confirmed by the position measuring device 17, and high accuracy is achieved. Lining can be performed.

[Brief description of the drawings]

FIG. 1 is a partially cut-away vertical front view showing an automatic lining device according to a first embodiment of the present invention.

FIG. 2 is an enlarged sectional view taken along line AA of FIG.

FIG. 3 is an enlarged sectional view taken along line BB of FIG. 1;

FIG. 4 is a longitudinal sectional front view showing a part of FIG. 1 in an enlarged manner.

FIG. 5 is an enlarged longitudinal front view showing the right side of FIG. 4;

FIG. 6 is an enlarged longitudinal front view showing a lower right portion of FIG. 5;

FIG. 7 is a front view of a link mechanism using a short link.

FIG. 8 is a longitudinal sectional front view showing a link mechanism using a long link.

FIG. 9 is a longitudinal sectional front view showing a state in which the form-fixing fluid pressure cylinder is shortened and an arc-shaped form is drawn.

10 is a longitudinal sectional front view showing a part of FIG. 9 in an enlarged manner.

FIG. 11 is a plan view of an upper support fitting.

FIG. 12 is a sectional view taken along line CC of FIG. 11;

FIG. 13 is a plan view of a lower support.

FIG. 14 is a sectional view taken along line DD of FIG.

FIG. 15 is a front view showing a state in which a link mechanism having a long link is raised.

FIG. 16 is a front view showing a state where a link mechanism having a short link is raised.

FIG. 17 is a cross-sectional plan view showing a relationship between a lifting guide groove and a link mechanism.

FIG. 18 is a cross-sectional view showing a relationship between a lifting guide groove and a link mechanism.

FIG. 19 is a plan view showing a state where an odd-numbered form group is retracted from an even-numbered form group.

FIG. 20 is an enlarged plan view showing a part of FIG. 19;

FIG. 21 is a plan view showing a partially omitted state in which circular arc-shaped units are joined to form a circular mold.

FIG. 22 is an enlarged plan view showing a part of FIG. 20;

FIG. 23 is a vertical sectional front view showing an automatic lining device according to a second embodiment of the present invention.

FIG. 24 is a partially longitudinal front view showing a link mechanism in the automatic lining device according to the second embodiment of the present invention.

FIG. 25 is a longitudinal sectional front view showing a state where the link mechanism is raised by a mold-fixing fluid pressure cylinder.

FIG. 26 is a partial cross-sectional plan view showing a state where a circular mold is pressed against a peripheral wall surface.

FIG. 27 is a partially enlarged cross-sectional plan view showing a part of FIG. 26 in an enlarged manner.

FIG. 28 is a cross-sectional plan view showing a part of FIG. 26 in a partially omitted and enlarged manner.

FIG. 29 is a cross-sectional plan view showing a state where each arc-shaped form is separated from a hole wall surface.

30 is an enlarged cross-sectional view showing a part of FIG. 29;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Vertical hole 2 Upper frame 3 Lifting machine 4 Height measuring detector 5 Wire rope 6 Strips 7 Concrete lining 8 Primary concrete lining 9 Secondary concrete lining 10 Lifting frame 11 Fluid pressure for formwork fixing Cylinder 12 Arc-shaped formwork 13 Arc-shaped formwork 14 Circular formwork 15 Joint device 16 Position display target 17 Position measuring device 18 Enclosure frame 19 Concrete foundation 20 Level adjustment jack 21 Suspension strip 22 Crane 23 Lower hook Reference Signs List 24 Locking ring 25 Reverse V-shaped support frame 26 Visual measurement or monitoring device 27 Holding cylinder 28 Sliding joint 29 Hole wall surface 30 Holding member 31 Guide cylinder 32 Piston rod 33 Lower flange 34 Rubber member 37 Short link 38 Long link 39 Fluid pressure cylinder 40 Plunger 41 Upper support bracket 42 Vol G 43 Bolt 44 Ear piece 45 Ear piece 46 Bracket 47 Horizontal axis 48 Horizontal axis 49 Bracket 50 Pulling member 51 Lower support shaft 52 Lower support bracket 53 Bolt 54 Pulling bracket 55 Horizontal shaft 56 Support bracket 57 Horizontal shaft 58 Earpiece 59 Guide cylinder 60 Vertical rod 61 Upper rod 62 Lifting guide groove 63 Upper plate 64 Lower bottom plate 65 Sliding rod 66 Slope 67 Slope 68 Constant length link 69 Mounting bracket 70 Constant length link 71 Horizontal axis 72 Vertical axis 73 Mounting bracket 74 Stopper 75 locking piece 76 vertical axis 77 guide member 78 vertical axis 79 horizontal axis 80 horizontal rod 81 joint plate 82 mounting bracket

Claims (2)

(57) [Claims] 1. A plurality of hoisting machines 3 and a plurality of height measuring detectors 4 are fixed to an upper frame 2 fixed above the upright holes 1, and the plurality of hoisting hoists are fixed. Lower end portions of a plurality of wire ropes 5 unreeled from the drum of the machine 3;
The lower end portions of the plurality of strips 6 fed from the drums of the plurality of height measurement detectors 4 are connected to the lifting frame 10 and are arranged at equal angular intervals on the upper outer periphery of the lifting frame 10. The plurality of mold-fixing fluid pressure cylinders 11 are fixed, and a circular mold 14 composed of an arc-shaped mold 12 and an arc-form mold 13 is provided below the mold-fixing fluid pressure cylinder 11. In between, those adjacent arc-shaped forms 1
An automatic lining device provided with an articulation device 15 for holding a 2 or an arc-shaped mold frame 13 at a predetermined position. 2. The automatic lining device according to claim 1, wherein a position display target is fixed to the lifting frame, and a position measuring device for looking into the position display target is fixed to a center portion of the upper frame. .