JPH09280865A - Reference position restoring device of temporary stake - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a reference position restoring device of a temporary stake, capable of restoring a reference position of the temporary stake by simple work. SOLUTION: A reference position restoring device 1 is fixed to a fixed body 61 located in the neighborhood of a temporary stake 60 by a clamping means 14, and after the fixing work, a length of a bearing lever member 4 and an angle of a turning fixing member 3 are adjusted to survey the reference position of the temporary stake 60, and then the bearing lever member 4 is vertically turned to keep a working space and the temporary stake 60 is pulled out to bury an actual stake 62, and since a bob 57 indicates the reference position only by returning the bearing lever member 4 in the horizontal direction in this burying work, the actual stake 62 can accurately be buried replacing the temporary stake 60 by very easy work.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a temporary pile reference position restoring device used for replacing various temporary piles with the temporary pile as a reference and replacing the temporary pile with the reference with the main pile. .

[0002]

2. Description of the Related Art Conventionally, when a building or surveying work is performed, a temporary pile is buried at a reference position, various measurements are performed using the temporary pile as a reference, and then the temporary pile is pulled out to make the same main pile. Work to bury it in place was being done. When the temporary pile is replaced with the main pile, the reference position is measured again and the reference position of the temporary pile is restored by using a simple handmade device.

[0003]

However, the re-measurement of the reference position has a drawback that it takes much labor although the reference position can be accurately reproduced, and the restoration by a simple hand-made device is not easy to operate. Moreover, there is a drawback that the accuracy of restoration cannot be guaranteed. The present invention has been made in view of the above-described circumstances, and the object thereof is to:
An object of the present invention is to provide a reference position restoring device for a temporary pile that can restore the reference position of the temporary pile with a simple operation.

[0004]

[Means for Solving the Problems] The means for solving the problems adopted by the present invention for achieving the above-mentioned object will be described with reference to the drawings. As shown in FIGS. 1 to 5, after performing various measurements using the temporary pile 60 as a reference, the reference position restoring device 1 for the temporary pile 60 used when the temporary pile 60 used as the reference is replaced with the main pile 62. The reference position restoring device 1 is provided with an attachment member 2 that can be detachably attached to a fixed object 61 located in the vicinity of the temporary pile 60, and is rotatably provided with respect to the attachment member 2. The rotation fixing member 3 fixed at the position
One end of which is rotatably supported with respect to the rotation fixing member 3 and the other end of which can be expanded and contracted within a predetermined distance, and a vertical degree on the other end side of the support rod member 4. And a vertical indicating member 5 which is attached while being held.

With such a structure, first, as shown in FIG. 5A, the mounting member 2 of the reference position restoring device 1 is fixed to the fixed object 61 located near the temporary pile 60 by the clamp knob 14. Then, in that state, the length of the support rod member 4 is adjusted so that the vertical indicating member 5 provided at the tip of the support rod member 4 points to the center of the temporary pile 60, and the fixed knob 1
The reference position of the temporary pile 60 is measured by fixing the rotation position of the rotation fixing member 3 with respect to the mounting member 2 with 8, and thereafter, as shown in FIG. 5 (B), the support rod member 4 is rotated in the vertical direction. Move to secure a working space, pull out the temporary pile 60,
Next, as shown in FIG. 5 (C), the main pile 62 is positioned in the hole from which the temporary pile 60 is removed, and the supporting rod member 4 is returned in the horizontal direction so that the tip of the vertical indicating member 5 and the center of the main pile 62. 5 and the surrounding soil is manually filled in, and the main pile 62 is placed in a state where the position of the main pile 62 is determined, as shown in FIG.
The temporary pile 60 can be accurately replaced with the main pile 62 by a simple work of further filling the surrounding soil so as to prevent the 2 from moving and hardening the soil.

Further, as shown in FIGS. 1 and 2, as the fixed object 61, a driving pile 61 driven near the temporary pile 60.
Alternatively, it may be an immovable fixed object (not shown) such as a tree in the vicinity of the temporary pile 60. In this case, the clamping means 10 for sandwiching the driven pile 61 or the immobile fixed object. , 11, 12, 13, and 14 are provided on the mounting member 2, and the reference position restoring device 1 can be used by being fixed to the driving pile 61 or an immovable fixed object.

Further, as shown in FIG.
It may be a tripod 94 arranged near the temporary pile 60,
In this case, the reference position restoring device 1 may be fixed to the tripod 94 so that the mounting member 90 is provided with mounting means 90, 91, 92, 93 which can be mounted on the heads 95, 96 of the tripod 94. it can.

Further, as shown in FIGS. 2 to 5, the mounting member 2 rotatably houses the rotation fixing member 3 and fixes the rotation fixing member 3 by screwing a fixing screw 16 on the side surface thereof. On the other hand, the support rod member 4 is pivotally supported so as to be rotatable in the horizontal direction and the vertical direction with respect to the rotation fixing member 3, so that the temporary stake 60 is buried after the reference position measurement. The working space for the replacement work can be reliably ensured by the pivoting operation of the supporting rod member 4 in the vertical direction, and the return to the reference position is easily performed by the pivoting operation of the supporting rod member 4 in the horizontal direction. be able to.

Further, as shown in FIGS. 6 and 7, the mounting member 2 includes (the cylindrical portion 7 of the rotation fixing member 3 and the supporting rod member 4).
9) Store rotatably and fix screw 1 on its side.
6 is screwed to fix only the rotation fixing member 3, while the lower end of the columnar portion 79 of the supporting rod member 4 has an engagement angle as an engagement hole formed in the rotation fixing member 3. Hole 77
Has an engaging angle convex portion 82 as an engaging portion that engages with the engaging angle convex portion 82 and the engaging angular hole 77 in a non-engaged state. Is configured to be rotatable in the horizontal direction, so that the rotation fixing member 3 and the supporting rod member 4 are rotated while maintaining the engagement state between the engagement angle convex portion 82 and the engagement angle hole 77. After fixing the rotation fixing member 3 with the fixing screw 16 by aligning with the temporary pile 60 at the reference position, the support rod member 4 is lifted up to engage the engagement angle convex portion 82 with the engagement angle hole 77. The supporting rod member 4 is rotated after releasing the combined state, so that the working space for the replacement work can be surely ensured, and the returning to the reference position is performed by rotating the supporting rod member 4 to the original position. This can be easily carried out by bringing the engagement angle convex portion 82 and the engagement angle hole 77 into the engaged state.

Further, as shown in FIG. 1, the vertical indicating member 5
Is a plumb bob 57 that hangs down from the other end of the support rod member 4, so that the vertical state can be easily measured. Further, as shown in FIGS. 9 and 10, the vertical indicating member 5 is a measuring column 108 with a spirit level 110 fixed to a universal joint member 100 formed at the other end of the supporting rod member 4, The vertical state can be easily measured in a short time.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. First, the configuration and operation of the first embodiment will be described with reference to FIGS. 1 to 5. FIG.
FIG. 3 is a perspective view showing a usage state of the reference position restoration device 1 according to the first embodiment, FIG. 2 is an exploded perspective view of the reference position restoration device 1, and FIG. 5 is a cross-sectional view showing the relationship between the member 2 and the rotation fixing member 3, FIG. 4 is a cross-sectional view of the tip (the other end) of the support rod member 4 of the reference position restoring device 1, and FIG. Restoration device 1
FIG. 6 is a schematic view for explaining a method of using the.

In FIG. 1, the reference position restoring device 1 is detachably attachable to a driving pile 61 as a fixed object that is driven near the temporary pile 60.
A rotation fixing member 3 which is rotatably provided with respect to the mounting member 2 and is fixed at an arbitrary position, and one end of which is rotatably supported with respect to the rotation fixing member 3 and the other end of which is predetermined. Support rod member 4 capable of expanding and contracting between different distances
And a vertical pointing member 5 attached to the other end of the supporting rod member 4 while holding the verticality. Therefore, each member will be described below mainly with reference to FIG.

The mounting member 2 is molded by aluminum die casting or the like, and a clamp space 11 for inserting the driving pile 61 is formed on one side portion thereof, and a cylindrical accommodating portion 15 is formed on the other side portion thereof. Has been done. Clamp space 11
Is a clamp wall 10 having an inner surface formed in a substantially right angle so as to match the outer shape of the driving pile 61, and a clamp screw 1 screwed to the tip of the projecting portion at a position facing the clamp wall 10.
It is a region surrounded by the abutting piece 13 fixed to the tip of 2. A clamp knob 14 is fixed to the rear end of the clamp screw 12, and by rotating the clamp knob 14, the driving pile 61 inserted through the clamp space 11 is connected to the clamp wall 10 and the contact piece 13. The whole of the reference position restoring device 1 is mounted and fixed to the driving pile 61 by being sandwiched by. Therefore, the clamp wall 10, the clamp space 11, the clamp screw 12, the abutment piece 13, and the clamp knob 14 constitute a clamp means. Further, as the fixed object clamped by this clamping means,
Instead of the driven pile 61, it may be an immovable fixed object such as a tree or another structure located near the temporary pile 60 (see FIG. 5).

The accommodating portion 15 formed on the other side of the mounting member 2 is a cylindrical space portion so that the cylindrical portion 31 of the rotary support column 20 constituting the rotary fixed member 3 is rotatably fitted therein. It has become. That is, as shown in FIG. 3, the bottom surface of the storage portion 15 has a stepped shape, and the through hole 19 is bored in the center of the upper step portion thereof, while the inside of the cylindrical portion 31 of the rotary support column 20 is provided. , An internal support column 32 having a set screw hole 33 formed therein is hung, and the internal support column 32 has the through hole 1
It is designed to slightly penetrate 9. In the set screw hole 33 of the inner support column 32 which penetrates the through hole 19, the through hole 19
A set bolt 36 having a washer 34 and a spring washer 35 that are larger than the diameter of is screwed. Therefore, the rotary support column 20 of the rotation fixing member 3 housed in the housing section 15 is rotatably housed, and at the same time, the set bolt 36.
Also, it cannot be pulled out by the washer 34.

On the other hand, a fixing screw 16 to which a fixing knob 18 is fixed at its rear end is screwed on the side surface of the storage portion 15, and the tip of this fixing screw 16 is along the inner peripheral surface of the storage portion 15. It is adapted to come into contact with the stored pressing piece 17. Therefore, when the fixed knob 18 is rotated, the pressing piece 17 is stored in the storage portion 15 and the cylindrical portion 3 is stored.
Since the outer peripheral surface of 1 is strongly pressed, the rotation fixing member 3 can be fixed by prohibiting the rotation of the rotation column 20.

The rotary fixing member 3 rotatably mounted on the mounting member 2 is composed of a rotary support column 20 and a sandwiching plate 21, and the rotary support column 20 includes the cylindrical portion 31 housed in the storage section 15 and the aforesaid storage section 15. The holding plate 21 and the holding portion 37 for holding the support rod member 4 are integrally configured. First, a structure for sandwiching the support rod member 4 will be described. On the inner surfaces of the front portions of the sandwiching plate 21 and the sandwiching portion 37, a shaft support member 42 fixed to the base portion of the support rod member 4 is provided.
A bearing recess 22 for receiving and supporting a cylindrical shaft support portion 43 (covered with a synthetic resin protective ring) projecting to both sides of the holding plate 21 is formed, while a front portion center of the holding plate 21 is A support rod through hole 25 for penetrating the support rod member 4 is formed, and a hook-shaped hooking concave portion 22 is formed in the front portion of the holding plate 21, and a hooking convex portion 23 is formed in the front portion of the holding portion 37. Has been formed. Further, a set screw hole 26 is formed in the center of the rear portion of the holding portion 37, and a holding opening 27 is formed in the holding plate 21 corresponding to the set screw hole 26.
Then, the hooking recessed portion 24 of the holding plate 21 in a state where the shaft support portion 43 of the shaft support member 42 of the support rod member 4 is penetrated from the support rod through hole 25 is hooked on the hooking projection portion 23 to be closed, and then the closing. In this state, as shown in FIG. 3, by inserting a set bolt 30 having a spring washer 29 and a washer 28 into the stop opening 27 and screwing the set bolt into the set screw hole 26,
The support rod member 4 is attached to the holding portion 37 of the rotation fixing member 3 and the holding plate 2
It can be in a state of being sandwiched between 1.

In such a sandwiched state, there is an appropriate frictional force between the shaft support portion 43 of the support rod member 4 and the bearing recess 22 and the shape of the support rod through hole 25 causes the support rod member 4 to be horizontal. It is rotatably supported at any position between two directions, a vertical direction and a vertical direction.

On the other hand, the internal structure of the rotary column 20 is as described above, and the rotary fixed member 3 is rotatably supported by the mounting member 2.

Next, the support rod member 4 pivotally supported by the rotation fixing member 3 will be described. The support rod member 4
Is an external support cylinder 40 having a shaft support member 42 at its base.
And an inner support cylinder 41 slidably housed in the outer support cylinder 40 and having a hanging member 46 at its tip. Although not shown, the outer support cylinder 40 and the inner support cylinder 41 have a structure in which they can be fixed to each other at any sliding position of the inner support cylinder 41. For example, a strong pressure piece is attached to the rear end of the inner support cylinder 41. The inner support cylinder 41 is fixed at an eccentric position, and when the inner support cylinder 41 is rotated in one arbitrary direction, the strong pressure piece presses the inner periphery of the outer support cylinder 40 to fix the expanded / contracted position, and conversely. The structure is such that when the pressure piece 41 is rotated in the other direction, the pressed state between the strong pressure piece and the inner peripheral surface of the outer support cylinder 40 is released.

Further, the shaft support member 42 fixed to the base of the external support cylinder 40 is T-shaped, and the shaft support portions 43 projecting from both sides of the base are fixed to the rotation fixing member 3 as described above. The bearing recess 22 is pivotally supported. Further, as shown in FIG. 3, the connection between the shaft support member 42 and the external support cylinder 40 is performed by fixing the set screw 44 having the washer 45 to the external support cylinder 40 with the shaft support member 42 inserted in the external support cylinder 40. It is designed to be connected and fixed by fixing it from the outside.

Further, as shown in FIG. 4, the hanging member 46 fixed to the tip of the inner support cylinder 41 is housed in the inner support cylinder 41 and fixed by a set screw 49 having a spring washer 51 and a washer 50. The inserting member 47 and the rotating member 48 which is rotatably supported by the inserting member 47. A set screw 53 having a washer 54 is screwed into the rear end of the rotary member 48 so that the rotary member 48 cannot be pulled out from the insertion member 47. A fixing screw 52 is screwed onto the upper portion of the front end portion of the insertion member 47.
The rotation of the rotation member 48 with respect to the insertion member 47 is stopped by tightening. Further, the tip of the rotary member 48 hangs down in an L shape, and a small hole 56a for attaching the latch wire 56 is formed at the lower end thereof. Then, the hanging wire 56 attached to the small hole 56a has a hanging wire 5 having hooking rings on the upper and lower sides.
5, the hanging wire 55 of the hanging swing 57 as a vertical support member is locked to the hanging wire 55.

The plumb bob 57 as a vertical support member is a plumb bob 57 which is a plumb bob with a sharp tip as well as a thread 58.
In the illustrated embodiment, the adjusting metal fitting 5 for adjusting the length of the lowering thread 58 is provided in the middle of the lowering thread 58.
9 are provided.

The configuration of the reference position restoring device 1 according to the first embodiment has been described above, and its operation will be described below with reference to FIG. First, as shown in FIG. 5A, a driving pile 61 driven near the temporary pile 60 is inserted into the clamping space 11 of the mounting member 2 of the reference position restoring device 1 to rotate the clamp knob 14. As a result, the reference position restoring device 1 is fixed to the driving pile 61 by being sandwiched between the clamp wall 10 and the contact piece 13, and in this state, the swinging motion 57 as the vertical indicating member 5 provided at the tip of the supporting rod member 4 is performed. The inner support cylinder 41 is slid so as to point to the center of the temporary pile 60 to adjust and fix the length of the support rod member 4, and the fixed knob 1
The rotation position of the rotation fixing member 3 with respect to the mounting member 2 is fixed by rotating 8. With this, the temporary pile 60
The reference position of is accurately measured. After that, as shown in FIG. 5B, the working space is secured by rotating the support rod member 4 in the vertical direction with respect to the rotation fixing member 3. Then, the temporary pile 60 is extracted in a state where the working space is secured, and then, as shown in FIG. 5C, the main pile 62 is positioned in the hole from which the temporary pile 60 is extracted and the support rod member 4 is horizontally moved. Adjust the lowering thread 58 of the plumb bob 57 to match the tip of the plumb bob 57 with the center of the main pile 62, manually fill the surrounding soil, and position the main pile 62. As shown in FIG. 5 (D), the work is completed by further filling the surrounding soil so as to prevent the main pile 62 from moving and solidifying it.

That is, in the reference position restoring device 1 in this embodiment, the fixed object 61 located near the temporary pile 60 is used.
For the reference position restoring device 1 with the clamp means 10 to 14
After the fixing work, the length of the supporting rod member 4 and the angle of the rotary fixing member 3 are adjusted to measure the reference position of the temporary pile 60, and then the supporting rod member 4 is rotated to perform the work. A space is secured and the temporary pile 60 is removed to embed the main pile 62. In this embedding work, the plumb bob 57 indicates the reference position simply by returning the support rod member 4 in the horizontal direction, which is extremely simple. Temporary pile 60 and main pile 62 by work
Can be replaced exactly.

In the reference position restoring device 1 of the first embodiment described above, the support rod member 4 is supported by rotating vertically in order to secure a working space after measuring the reference position of the temporary pile 60. Although the structure for retracting the rod member 4 is shown, a structure for retracting in the horizontal direction may be used. An embodiment (hereinafter referred to as a second embodiment) of a structure for retracting the support rod member 4 in the horizontal direction will be described with reference to FIGS. 6 and 7. FIG. 6 is an exploded perspective view of the reference position restoring device according to the second embodiment, and FIG. 7 is a cross-sectional view showing the relationship between the mounting member 2, the rotation fixing member 3, and the supporting rod member 4 of the reference position restoring device. It is a figure.

In the figure, the reference position restoring device according to the second embodiment is attachable to and detachable from a fixed object 61 located in the vicinity of the temporary pile 60, like the reference position restoring device 1 according to the first embodiment. Mounting member 2 which can be mounted on the mounting member 2, a rotation fixing member 3 which is rotatably provided with respect to the mounting member 2 and is fixed at an arbitrary position, and one end of which is rotatably supported with respect to the rotation fixing member 3. And the other end of which is capable of expanding and contracting within a predetermined distance, and a vertical pointing member 5 which is attached to the other end of the supporting rod member 4 while maintaining verticality. Although the points are almost the same, the difference is that the base portion of the support rod member 4 is also the storage portion 1 of the mounting member 2.
5 is that it is housed in 5 and rotatably provided. Less than,
The reference position restoring device of the second embodiment will be mainly described focusing on this difference. In addition, in the drawing, the same reference numerals are given to the constituent elements having the same functions as those of the first embodiment.

In the support rod member 4 in the second embodiment, the rotation support member 78 connected to the base of the external support cylinder 40 is accommodated in the accommodating portion 15, and the columnar portion 79 and the direction orthogonal to the columnar portion 79. And a support-cylinder connecting member 80 for fixing the external support cylinder 40 with a set screw 44 having a washer 45. Column 79
7, two contact groove recesses 81 are formed at predetermined intervals, and the columnar portion 79 is formed on the side surface of the mounting member 2 as shown in FIG. It is adapted to come into contact with a ball bearing 71 which is pressed by a spring 72 which is inserted into the insertion hole 70 and sealed with a stopper screw 73. This is to make the rotation of the rotation support member 78 smooth and at a fixed position where the lower contact groove recess 81 abuts the upper ball bearing 71 when the rotation support member 78 is lifted and rotated as described later. This is because it can be rotated smoothly. In the present embodiment, the ball bearings 71 are provided at the upper and lower two places, but only the upper ball bearings may be used.

A substantially square engaging-angle convex portion 82 is provided on the bottom surface of the columnar portion 79, and the engaging-angle convex portion 82 is housed in the lower portion of the accommodating portion 15. 3 is engaged with the engaging square hole 77. The engagement angle convex portion 82 and the engagement angle hole 77 are both formed in a pyramid shape, and smooth the mutual transition between the engaged state and the non-engaged state. Further, a set screw hole 83 is formed at the center of the bottom surface of the engagement angle convex portion 82, and the set screw hole 83 is formed.
A slightly long pull-out prevention bolt 84 is screwed. The pull-out prevention bolt 84 is screwed into the set screw hole 83 from the back surface of the through hole 76 formed in the center of the bottom surface of the housing portion 15, and is provided with a washer 85 and a cylindrical space holding cylinder 86. There is. Then, in the state where the removal prevention bolt 84 is screwed into the set screw hole 83, as shown in FIG. When 78 is lifted, the washer 85 contacts the back surface of the through hole 76, so that the rotation support member 78 cannot be lifted any further. In addition to the function of holding the gap, the gap holding cylinder 86 has a function of preventing the bolt 8 from coming off.
4 has a function of preventing the screw threads from being covered and a function of achieving smooth vertical movement.

By the way, the rotation fixing member 3 has a completely different shape as compared with the first embodiment, and is a member in which the engaging square hole 77 is simply formed at the center of a disk-shaped member. There is. The upper end of the housing 15 is locked by a donut-shaped locking ring 75 so that it does not come out when it is stored in the storage portion 15. The locking ring 75 is provided in the storage portion 15.
It is fixed by engaging with a locking groove 74 formed in the inner periphery of the lower part of the locking ring 75. When the locking ring 75 is stored in the storage portion 15, the locking ring 75 formed of a spring member is used. When the locking ring 75 comes to the position of the locking groove 74, the locking ring 75 extends by self-elasticity and locks by being retracted so that the notch formed in a part of The groove 74 and the locking ring 75 are locked so that the rotation fixing member 3 located therebelow does not fall out. Further, the rotation fixing member 3 locked by the locking ring 75 is rotatable, and a fixing screw 16 is screwed on the side surface of the mounting member 2 to prohibit this rotation.

The reference position restoring device according to the second embodiment is
Since it has the above-mentioned structure, by inserting the driving pile 61 driven near the temporary pile 60 into the clamp space 11 of the mounting member 2 of the reference position restoring device and rotating the clamp knob 14, The reference position restoring device is fixed to the driving pile 61 by sandwiching it with the contact piece 13, and in this state, the plumb bob 57 as the vertical support member 5 provided at the tip of the support rod member 4 moves the center of the temporary pile 60. As shown, the inner support cylinder 41 is slid to adjust and fix the length of the support rod member 4, and the fixed knob 18 is rotated to fix the rotational position of the rotary fixed member 3 with respect to the mounting member 2. Thereby, the reference position of the temporary pile 60 is accurately measured. Thereafter, the rotation support member 78 of the support rod member 4 is lifted to release the engagement state between the engagement angle hole 77 and the engagement angle convex portion 82, and the support rod member 4 is rotated in either the left or right direction, thereby the support rod member. The work space can be secured by evacuating 4. And
The temporary pile 60 is pulled out in a state where the working space is secured, then the main pile 62 is positioned in the hole from which the temporary pile 60 is pulled out, the supporting rod member 4 is returned to the original position, and the engagement angle convex portion 82 is engaged. Engage in the square hole 77 to return to the original position, adjust the lowering thread 58 of the lower swing 57 to match the tip of the lower swing 57 with the center of the main pile 62, and manually fill the surrounding soil, When the position of the main pile 62 is determined, the soil around the main pile 62 is further filled and solidified so that the main pile 62 does not move, and the work is finished.

That is, in the reference position restoring device in the second embodiment, the reference position restoring device is fixed to the fixed object 61 located near the temporary pile 60 by the clamp means 10 to 14, and after the fixing work. The reference rod position of the temporary pile 60 is measured by adjusting the length of the support rod member 4 and the angle of the rotation fixing member 3, and then the support rod member 4 is lifted and rotated.
Secure a working space and pull out the temporary pile 60 to remove the main pile 6
2, the support rod member 4 is simply rotated in the original direction to engage the engagement angle convex portion 82 and the engagement angle hole 77, and the plumb bob 57 is moved to the original reference position. Therefore, the temporary pile 60 can be accurately replaced with the main pile 62 by an extremely simple operation.

In the reference position restoring device 1 according to the first and second embodiments described above, the clamp means 10 to 14 are shown as the attachment means of the attachment member 2. The mounting member 2 may be configured to be mounted on an existing tripod instead of, or in combination with. Such an embodiment (hereinafter referred to as a third embodiment) will be described with reference to FIG. FIG.
Is a mounting member 2 of the reference position restoring device according to the third embodiment.
FIG. In the figure, the bottom surface of the attachment member 2 is formed in a shape along the leg heads 95 and 96 of the existing tripod 94. That is, as the legheads of the existing tripod 94, there are a horizontal legcap 95 having an upper horizontal surface (shown by a solid line) and a curved legcap 96 having an arcuate upper surface (shown by a chain line). As in the case of the tripod 94 having the heads 95 and 96, the horizontal surface portion 92 is formed on the outer periphery of the bottom surface of the mounting member 2, and the concave curved surface portion 93 is formed inside. A rubber friction member 99 is embedded in the horizontal surface portion 92 and the concave curved surface portion 93 so as not to slip when the mounting member 2 is installed on the leg heads 95 and 96. Further, at the center of the concave curved surface portion 93, screw portions 90 and 91 that are screwed into the mounting screws 97 provided on the leg heads 95 and 96 are formed. Existing Leg 9
Since there are generally two types of mounting screws 97 provided on 5, 96, the small-diameter screw portion 90 and the large-diameter screw portion 9 are also used as the screw portion.
1 and 1 are formed. A mounting knob 98 is fixed to the lower end of the mounting screw 97.

However, in the third embodiment constructed as described above, it is not necessary to drive the driving pile 61 in the vicinity of the temporary pile 60, and the existing tripod 94 is attached to the mounting member 2 of the reference position restoring device 1. Can be attached and fixed, and the reference position restoration work can be performed accurately as in the first and second embodiments.

Further, in the reference position restoring device 1 according to the first embodiment, the plumb bob 57 is shown as the vertical pointing member 5, but the plumb bob 57 is excellent in that the verticality is very easily obtained. However, there is also a disadvantage that it takes time to stop the vibration of the plumb bob 57 and obtain the verticality. Therefore, in order to eliminate this point, it is also possible to use as a vertical indicator member as a measuring prop with a level. good. Regarding such an embodiment (hereinafter, referred to as a fourth embodiment), FIG.
This will be described with reference to FIGS. FIG. 9 shows the measurement support column 1.
Universal joint member 10 for fixing 08
0 is a cross-sectional view of FIG. 0, FIG. 10 is a perspective view showing a usage state, and FIG. 11 is a level 1 attached to the measuring support 108.
It is a perspective view of FIG.

In the figure, in order to attach the measuring column 108, the member attached to the tip of the support rod member 4 is replaced with the hanging member 46, and the universal joint member 100 is used.
And must be. The universal joint member 100 includes a pair of sandwiching members 101 and 102, the bases of which are housed in the inner support cylinder 41, and the sandwiching members 101 and 1.
A column fixing member 104 having a joint ball 105 housed in a hemispherical recess formed at the tip of 02, and a fastening screw 103 for fastening the pair of holding members 101 and 102. The sandwiching members 101 and 102 have the rear end inserted into the inner support cylinder 41 in a state where the joint ball 105 is sandwiched at the tips thereof and coupled by the fastening screw 103, and one sandwiching member 102 is inserted in the inserted state. It is fixed to the support rod member 4 from the outside of the inner support cylinder 41 by a set screw 49. Further, the column fixing member 104 has a vertically long column through hole 106 through which the measuring column 108 is inserted, and the through hole 1 is provided from the front side thereof.
A fixing screw 107 for fixing the measurement support column 108 inserted in 06 is screwed. In addition, the pillar through hole 10
The shape of 6 is a pentagon so that the contact side of the column 108 is supported at two points.

On the other hand, the column through hole 1 of the column fixing member 104
The measurement support 108, which is penetrated by 06, has its tip 109.
Is a columnar bar member having a sharp point, and the electronic level 110 is attached to an arbitrary portion thereof. The illustrated spirit level 110 can be removably mounted on a cylindrical member, and its detailed configuration is, as shown in FIG. 11, a bubble tube 114 provided outside the upper part of a mounting member 111 formed in a right angle shape. The bubble tube attachment portion 113 for accommodating the above is integrally formed, and a mounting elastic piece 112 made of a synthetic resin for sandwiching the measurement column 108 is attached in the middle thereof. Also, the mounting member 111
Contact protrusions 115 for contacting at two upper and lower positions of the measurement support column 108 are provided on the upper and lower sides of the inside of the. Even if the contact protrusion 115 is deformed (for example, warped in the length direction) during molding of the mounting member 111 that is molded of synthetic resin or metal (for example, aluminum die cast), By providing the contact protrusion 115 so as to contact the measurement support column 108 at two positions,
It is formed so that the same state can always be reproduced as the contact state between the measurement support column 108 and the level 110, which is not present in the conventional mounting member. The back side of the bubble tube attachment portion 113 is provided with a screw that can be adjusted so that the bubble comes to the center when the bubble tube 114 is attached.

In the vertical indicating member 5 according to the fourth embodiment configured as described above, first, the measuring support 108
Through the column through hole 106 and fix it with the fixing screw 107, and then operate the universal joint member 100 while watching the bubble tube 114 of the level 110.
By tightening the tightening screw 103 in a state where the bubble of 4 indicates the center, the measuring support column 108 indicates the vertical direction. Then, once the measurement support 108 measures the verticality, if the fastening screw 103 is not loosened, the operation of loosening the fixing screw 107 to change the length of the measurement support 108 from the tightened position is the verticality. Can be performed while holding.

The level 110 that can be mounted on the measuring column 108 does not necessarily have to be detachably mounted as described above, and the level 110 can be integrated with the measuring column 108 in advance. It may be attached to the.

[0039]

As is apparent from the above description, in the present invention, after performing various measurements using the temporary pile as a reference, the temporary pile used as the reference is replaced with the main pile. A reference position restoring device for a pile, wherein the reference position restoring device is provided so as to be detachably attachable to a fixed object located in the vicinity of the temporary pile, and rotatably provided with respect to the attaching member. A rotation fixing member fixed at an arbitrary position, a support rod member having one end rotatably supported with respect to the rotation fixing member and capable of expanding and contracting the other end within a predetermined distance, and the support. Since the vertical indicator member is attached to the other end side of the rod member while maintaining the verticality, the attachment member of the reference position restoring device is fixed to the fixed object located near the temporary pile, and After fixing work, adjust the length of the support rod and Rolling by the angular adjustment of the fixing member was measured reference position of the temporary pile, then, the support guidance rod is rotated embed the pile withdrawn temporary piles to secure a working space,
In this embedding work, since the vertical indicating member indicates the reference position simply by rotating and returning the supporting rod member, the temporary pile can be accurately replaced with the main pile by an extremely simple work.

The fixed object may be a driven pile driven into the vicinity of the temporary pile or an immovable fixed object such as a tree in the vicinity of the temporary pile. In this case, The reference position restoring device can be used by fixing the reference position restoring device to the driving pile or the immovable fixed object by providing the attachment member with the clamping means for sandwiching the driving pile or the immovable fixed object.

Further, the fixed object may be a tripod arranged in the vicinity of the temporary pile, and in this case, the reference position restoring device is provided with an attaching means which can be attached to the head of the tripod. Can be used by fixing it to a tripod.

Further, the mounting member is constructed so as to rotatably accommodate the rotation fixing member and fix the rotation fixing member by screwing a fixing screw on the side surface thereof, while the support rod member is constituted by the rotation fixing member. By pivotally supporting so that it can rotate in the horizontal and vertical directions, the working space for the replacement work after the reference position of the temporary pile is measured is used to rotate the supporting rod member in the vertical direction. It can be ensured by the above, and the return to the reference position can be easily performed by rotating the supporting rod member in the horizontal direction.

The mounting member is constructed so as to rotatably accommodate the rotation fixing member and the support rod member, and to fix only the rotation fixing member by screwing a fixing screw on the side surface thereof, while the support rod member is being fixed. Has a lower end having an engaging portion that engages with an engaging hole formed in the rotation fixing member, and the supporting rod member with respect to the rotation fixing member when the engagement portion and the engagement hole are not engaged. Is configured so that it can be rotated in the horizontal direction, the rotary fixing member and the support rod member are rotated while the engagement state between the engagement portion and the engagement hole is maintained, and the temporary pile at the reference position. After fixing the rotation fixing member with the fixing screw, lift the support rod member upward to release the engagement state between the engaging portion and the engagement hole, rotate the support rod member, and fill it up. The work space for the replacement work can be reliably secured, and the return to the reference position is also supported. It can be easily performed by rotate the timber to its original position to the engaging portion and the engaging hole and the engaging state.

Further, since the vertical pointing member is a plumb bob which is hung down to the other end of the support rod member, the vertical state can be easily measured. Furthermore, the vertical pointing member
By using the leveling measurement support column fixed to the universal joint member formed at the other end of the support rod member, the vertical state can be measured easily and in a short time.

[Brief description of drawings]

FIG. 1 is a perspective view showing a usage state of a reference position restoring device according to a first embodiment.

FIG. 2 is an exploded perspective view of a reference position restoring device.

FIG. 3 is a cross-sectional view showing a relationship between a mounting member and a rotation fixing member of the reference position restoring device.

FIG. 4 is a front end (the other end) of a supporting rod member of the reference position restoring device.
It is sectional drawing of a part.

FIG. 5 is a schematic diagram for explaining a method of using the reference position restoration device.

FIG. 6 is an exploded perspective view of a reference position restoring device according to a second embodiment.

FIG. 7 is a cross-sectional view showing the relationship between the mounting member, the rotation fixing member, and the supporting rod member of the reference position restoring device.

FIG. 8 is a cross-sectional view of a mounting member of the reference position restoring device according to the third embodiment.

FIG. 9 is a cross-sectional view of a universal joint member for fixing a measurement column.

FIG. 10 is a perspective view showing a usage state of the universal joint member.

FIG. 11 is a perspective view of a spirit level attached to a measuring column.

[Explanation of symbols]

 1 Reference Position Restoring Device 2 Mounting Member 3 Rotating Fixing Member 4 Supporting Rod Member 5 Vertical Indicating Member 10 Clamping Wall 11 Clamping Space 12 Clamp Screw 13 Abutment Piece 14 Clamping Grip 15 Storage Part 16 Fixing Screw 18 Fixing Grip 20 Rotating Strut 21 Clamping Plate 25 Support rod through hole 31 Cylindrical part 37 Clamping part 40 External support cylinder 41 Inner support cylinder 42 Axial support member 43 Axial support part 46 Hanging member 57 Down swing 60 Temporary pile 61 Driving pile 62 Main pile 75 Locking ring 77 Engagement Square hole 78 Rotation support member 79 Cylindrical part 82 Engaging angle convex part 84 Fall-out prevention bolt 86 Interval holding cylinder 92 Horizontal plane part 93 Concave curved surface part 94 Tripod 95 Horizontal leghead 96 Curved leghead 99 Friction member 100 Universal joint members 101, 102 Clamping member 103 Tightening screw 104 Strut fixing member 105 Joint ball 10 Post through holes 108 measuring struts 110 Level 111 mounting member 114 bubble tube 115 contact protrusion

Claims (7)

[Claims] 1. After performing various measurements using the temporary pile as a reference,
A reference position restoring device for a temporary pile used when replacing a temporary pile as a reference with a main pile, wherein the reference position restoring device is detachable from a fixed object located in the vicinity of the temporary pile. An attachment member that can be attached, a rotation fixing member that is rotatably provided with respect to the attachment member and is fixed at an arbitrary position, and one end of which is rotatably supported and the other end of which is fixed to the rotation fixing member. A temporary pile comprising a support rod member capable of expanding and contracting within a predetermined distance, and a vertical indicator member attached to the other end side of the support rod member while maintaining verticality. Reference position restoration device. 2. The fixed object is a fixed pile such as a driving pile driven near the temporary pile or a tree or the like in the vicinity of the temporary pile, and the mounting member is the driven pile or the fixed fixture. The reference position restoring device for a temporary pile according to claim 1, further comprising a clamp means for sandwiching. 3. The fixed object is a tripod arranged in the vicinity of the temporary pile, and the attachment member is provided with attachment means capable of being attached to a leg head of the tripod. The reference position restoring device for a temporary pile according to claim 1 or claim 2. 4. The mounting member is configured to rotatably accommodate the rotation fixing member and to fix the rotation fixing member by screwing a fixing screw on a side surface thereof, while the support rod member is The temporary pile reference position restoring device according to any one of claims 1 to 3, wherein the temporary fixing device is rotatably supported with respect to the rotation fixing member in a horizontal direction and a vertical direction. 5. The mounting member is configured to rotatably accommodate the rotation fixing member and the support rod member, and to fix only the rotation fixing member by screwing a fixing screw on a side surface thereof. The supporting rod member has an engaging portion that engages with an engaging hole formed in the rotation fixing member, and the supporting rod member with respect to the rotation fixing member when the engagement portion and the engagement hole are not engaged with each other. 4. The temporary pile reference position restoring device according to claim 1, wherein the temporary pile reference position restoring device is configured to be horizontally rotatable. 6. The reference position restoration of the temporary pile according to claim 1, wherein the vertical indicating member is a plumb bob which is hung down to the other end of the supporting rod member. apparatus. 7. The leveling indicator-equipped measuring strut fixed to a universal joint member formed at the other end of the support rod member, as claimed in any one of claims 1 to 5. The reference position restoring device for the temporary pile according to any one of the above.