JP2992442B2 - Boundary pile burial aid - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is suitable for use in burying piles, that is, piles buried in a land boundary, in order to clarify the boundary between adjacent lands and preserve the state. The present invention relates to an embedding assisting device, and more particularly to a device for suspending a weight for indicating the embedding position.

[0002]

2. Description of the Related Art In general, boundary piles are indicated by vertical and horizontal lines perpendicular to the center of the top surface of the piles, and must be buried so that their intersection points are correctly located on the boundary lines. Therefore, when installing the boundary piles advance boundary stakes was measured to be installed position, advance by implanting therefrom at a predetermined distanceゝ引照point pile, see the distance from 引照point pile of that as an example situゝto bury the boundary stake repeat the subtle adjustment. Also, as another example, install a ranging finder near the position where the boundary pile should be installed, collimate the third survey point or the feature near the boundary point, and refer to it. Buried.

[0003]

However, boundary piles
Is required to reduce the installation error to 2-3mm or less.
Burial work is performed at the position of the boundary pile set up by distance measurement and collimation.
Make sure you have a lot of time with skilled personnel
Cost me. Therefore, the buried position determined by surveying,
Once stored by some means, to adjust the position of the boundary pile
There is a means that can be restored by a simple operation
Was sought.

[0004]

According to the present invention, in order to achieve the above object, an upper support plate having a plurality of supporting legs on a lower surface is provided on an upper surface of the upper support plate.
A support shaft extending upward is projected, and a rotary support plate that rotates around the axis of the support shaft is supported on the upper surface of the upper support plate, and a telescopic radial arm is mounted on the rotary support plate in the horizontal direction. as well as rotatably supported by a pivot axis,
Positioning means capable of being disengaged is provided between the upper support plate and the rotation support plate . In its this, the radial arm is rotatably supported in the vertical direction by pivot axis of the horizontal direction
The detachable positioning means is connected to the radial arm.
It is preferred that it be constituted by a V-shaped groove provided in the support plate
No. Also, the radial arm is constituted by the horizontal direction of the pivot axis cylindrical supported by outer, and slidably mated inner of the outer axial bore, the outer tip side and the upper The detachable positioning means is provided between the positioning means and the supporting plate .

[0005]

With the positioning means in the engaged state, the radial lure
The rotation support plate for supporting the beam together with the upper supporting lifting plate in the horizontal direction
By pivoting around the support shaft,
Adjust the lowered swing to the position of the boundary pile. afterwards,
If the positioning arm is disengaged and the radial arm is rotated around a vertically extending support shaft, or is rotated around a horizontal support shaft, the plunger moves away from the boundary pile position. Can be deported to another place. When a new boundary pile is set up with the radial arm retracted, the radial arm is returned to its original position and the positioning means is engaged , and the down swing supported by the radial arm indicates the position where the boundary pile should be marked.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the illustrated embodiments. In FIG. 1, reference numeral 10 denotes an auxiliary device for burying a boundary pile according to the present invention. The auxiliary device 10 includes a rotating base 12 supported by a supporting leg 11, a rotating support plate 13 rotatably supported on the rotating base 12, and a radial arm 20 supported on the rotating support plate 13. Having.
The lower part of the support leg 11 and the rotating base 12 is a known one.
It is a so-called tripod.

That is, the rotating base 1 constituting the tripod
On the lower surface of 2, three support legs 11, 11 are supported by a plurality of horizontal support shafts 14, 14. The support shafts 14 can be used to fasten the support legs 11 with screws.
The tripods are free standing by tightening the screws in their open position . In this embodiment, as shown in FIG. 5, the rotating base 12 is composed of two vertically stacked substrates. That is, the lower support plate 12 directly connected to the support leg 11
a and an upper support plate 12b, which are connected at the center so that they can be separated and separated by a bolt 12c having a knob at the lower end. Therefore, the upper support plate
12b loosens bolt 12c,
It is possible to rotate.

An upper support plate 12b forming a part of the rotary base 12
Has a support shaft 12d projecting upward at the center. The support shaft 12d has a tapered portion and a threaded portion, and the rotation support plate 13 is engaged with the tapered portion at the center and is prevented from coming off by a nut. An annular projection is provided on the upper peripheral edge of the upper support plate 12b, while an annular concave groove is provided on the lower peripheral edge of the rotation support plate 13. Has made. As a result, rainwater and dust are prevented from entering the spaces inside them.

A locking arm 17a is provided at a part of the periphery of the upper support plate 12b so as to extend to the periphery of the rotation support plate 13. A bolt 17b having a knob is screwed into it, and when it is tightened, the tip presses the peripheral edge of the rotation support plate 13 to temporarily stop it from rotating. Thus, the locking means 17 is formed.

On the upper surface of the rotation support plate 13, two projections 13 are provided.
a, 13a are arranged side by side, and the radial arm 20 is housed in a concave groove formed between them. At its base end, the radial arm 20 is rotatably supported by a pivot 13b supported at the ends of the two projections 13a, 13a. The radial arm 20 is a cylindrical outer 20 forming a base end.
a and an inner 20b slidably inserted therein, and the inner 20b can be locked at any position by tightening a bolt 20c with a knob.

[0011] cross-sectional shape of the outer 20a is forms a frame-like pentagonal shogi, inner 20b is are to avoid rotation within the outer 20a. Reference numeral 13c denotes a stopper including a pin hole and a pin inserted therethrough. The stopper 13c is used to temporarily lock the radial arm 20 at a position where the radial arm 20 is rotated upward as shown by a two-dot chain line in FIG. Things. In addition, D is the pivot 13
The balance weight, which extends to the opposite side of b and is attached to the extended portion, makes the operation of rotating the radial arm 20 upward light.

[0012] positioning the hand stage 25 radial arms 20 in the vicinity of the other end of the concave groove 13a is locked so as not to move in the circumferential direction of the rotation support plate 13 is provided. Positioning means 25, as shown in Figure 6, is constituted by the engagement between the lower surface of the engagement with the groove 17c of the V-shaped formed on the upper end surface of the Tomeude 17a, radial arm 20 which engages with the groove 17c . That is, the free end of the radial arm 20 moves downward around the pivot 13b due to gravity, and the V-shaped groove 17c
Supported by Then, it is positioned at the lowest point along the slope.

As shown in FIG. 5, the distal end of the radial arm 20 is provided with a circular small hole in the axial direction, in which a disk-shaped optotype plate 30 is formed at the end. Are fastened by the knob bolt 31. 32
Is a hinge bolt which pivotally supports the shaft portion 30a and the disk portion 30b, and connects them so as to tilt and lock.

The disc portion 30b has a circular through hole at the center, and a target member 33 having a rod-shaped target 32 is mounted on the upper surface thereof. The optotype member 33 has a substantially mushroom shape, and the optotype 3 is placed vertically on the top of the umbrella portion.
2 is screwed in, and a large-diameter disk-shaped nut member 34 is screwed into a stem-shaped shaft portion 30c extending downward, and the upper and lower surfaces of the disk portion 30b are formed by the umbrella portion and the nut member 34. Is sandwiched. Since the target 32 is collimated by a transit or other optical surveying instrument, the target 32 is painted in red and white at predetermined intervals in a vertical direction, and is adjusted so as to point in a substantially vertical direction. Also, there is a reflecting surface 3 for reflecting the laser light in preparation for the distance measurement by the laser.
A reflector 35 having 5a is attached.

A plunger 36 is mounted on the lower surface of the disk part 30b on the same axis as the target 32. The bobbin 36 is composed of a bobbin thread 36a suspended from the shaft portion 30c on the trunk and a weight 36b suspended at the lower end thereof. The fact that the conical portion of the weight 36b is aligned on the cross line of the boundary pile is not different from the conventional one. 36c
Is an adjuster for adjusting the length of the swing line 36a.
Thus, the hanging line of the waving thread 36a is arranged on the axis of the target 32.

Next, an example of use of the embodiment will be described. First,
Prior to the installation of the auxiliary device 10, the location where the boundary pile should be installed is measured. Next, the buried auxiliary device 10 is installed near the place by the support legs 11. And the rotation support plate 1
3, the radial arm 20 is protruded to the side, a swing 36 is hung on the lower surface of the distal end portion, and then the rotation support plate 13 is rotated, and the radial arm 20 is extended and contracted so that the swing 36 is connected to the boundary pile A. At the location where the cross should be installed, specifically, the position of the intersection of the cross marked on the top surface of the boundary pile A.

Here, the radial arm 20 is once pivoted.
13b upward as the shaft, or the support shaft 12d and the shaft
Then, the swing 36 is moved to the side to move the plunger 36 to a position out of the setting position of the boundary pile A. After that, the boundary pile A is driven into a predetermined position, or a hole is dug and filled. In the case of filling, a slightly large hole is dug near a predetermined position, a new boundary pile A is inserted, and the radial arm 20 is returned to the original position. Radial arm 20 is positioned by positioning means 25.
Since returning to accurately initial position I, this time, the weight 36b of the plumb bob indicates the center position of the boundary A. Therefore,
After the boundary stakes A was adjusted accordingly and ends the fixed embedded set the boundary stakes A in position put spur.

[0018]

As described above, according to the present invention, after the position at which the boundary pile is to be provided is determined in advance by measurement, the position can be moved to the embedding assisting device 10, and can be referred to when the boundary pile is buried or driven. Is to position it
Since this is achieved by a simple mechanism provided with the determining means, there is an effect that the handling thereof is easy, and the operation of driving the boundary pile can be performed quickly and easily.

[Brief description of the drawings]

FIG. 1 is an external view of an auxiliary device 10 showing one embodiment of the present invention.

FIG. 2 is a plan view thereof.

FIG. 3 is a side view thereof.

FIG. 4 is a sectional view taken along the line IV-IV.

FIG. 5 is a sectional view taken along the line VV.

FIG. 6 is a sectional view taken along line VI-VI in FIG. 3;

[Explanation of symbols]

10 Auxiliary equipment 11 Leg 12 Rotating base 12a Lower support plate 12b Upper support plate 12c Bolt 12d Support shaft 13・ Rotation support plate 13a ・ ・ ・Protrusion 13b ・ ・ ・ Pivot 13c ・ ・ ・ Pin hole and pin 13d ・ ・ ・ Air bubble level 14 ・ ・ ・ ・ Horizontal support shaft 16 ・ ・ ・ ・ ・ ・ Labyrinth packing 17 ・ ・..Locking means 17a Locking arm 17b Bolt 17c V-shaped groove 20 Radial arm 20a Outer 20b Inner 20c Bolt with knob 25 positioning means 30 target plate 30a shaft part 30b disk part 30c shaft part on trunk 31 knob bolt 32 visual Target 32a ・ ・ ・ Butterfly bolt 33 ・ ・ ・ ・ Target member 34 ・ ・ ・Nut member 35 ... reflecting mirror 35a · · · reflecting surface 36 ... plumb 36a · · · swing yarn 36b · · · weight 36c · · · Chosetsuko

Claims (3)

(57) [Claims] 1. An upper surface of an upper support plate having a plurality of supporting legs on a lower surface.
A supporting shaft extending upward, and supporting the
Bearing a rotation support plate which rotates about the axis of the support shaft on the upper surface of the plate, with its telescopic radial arms on the rotating support plate are rotatably supported by a horizontal pivot axis, the upper Position that can be disengaged between the support plate and the rotation support plate
Boundary pile burying auxiliary equipment provided with deciding means. 2. A method according to claim 1, wherein the radial arm is rotatably supported in the vertical direction by pivot axis of the horizontal direction
The detachable positioning means is provided with a radial arm.
Buried aids boundary piles that are composed of a V-shaped groove provided in the upper support plate. 3. The method of claim 1, wherein the radial arm is constituted by the horizontal direction of the pivotal cylindrical supported by shaft outer, and slidably mated inner of the outer axial bore Between the distal end side of the outer and the upper support plate.
A device for burying a boundary pile provided with the detachable positioning means.