JPH11256877A - Attaching construction for temporary long-sized pole member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an attaching construction permitting installation work and removal work easily for temporary long-sized pole members without taking too much work and time, and also permitting the moving and diversion quickly while avoiding the breakage of the long-sized pole members. SOLUTION: This comprises a concrete block 12 made of a heavy base portion 10 placed on a ground surface 14, a projected linkage portion 11 projecting upward from the heavy base portion 10, and a recessed linkage portion 15 formed at the lower end portion of an electric pole 13 as a temporary long-sized pole member. And the sectional shape of the projected linkage portion 11 of the concrete block 12 is the same as the section shape of the recessed linkage portion 15 of the electric pole 13, and the electric pole 13 is erected by fitting the recessed linkage portion 15 to the projected linkage portion 11, at the time of this fitting, a bolt hole 17 of the matching projected linkage portion 11 is aligned with the bolt opening of the recessed linkage portion 15 and they are tightened by using a fixing bolt 16.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a temporary long pole member such as a utility pole.

[0002]

2. Description of the Related Art For example, at various construction sites, long pole members such as poles for displaying utility poles and safety flags, exterior lights for lighting, and utility poles having a high-voltage switch mounted on an armrest are erected. However, these long pole members are often installed as temporary structures that can be moved according to the work site, for example, rather than installed as permanent structures.

According to the prior art, such a temporary long pole member is dug in a hole for erection and erection of the pole member, and after the pole member is erected, the pole is fixed to its root. After securing the base of the pole member with anchor bolts to the foundation concrete cast at the bottom of the hole,
By burying the formed hole, the hole is firmly erected so as not to fall down even in a strong wind such as a typhoon.

[0004]

However, according to the conventional method of installing a long pole member for temporary use, it is generally necessary to bury about 1/6 of the long pole member in the ground. The task of digging and fixing the bottom of the pole member takes a lot of work, and the work of removing the installed long pole member also requires the same troublesome work. Along with
Especially when removing, when excavating the buried part or removing the root part, the long pole member is likely to be damaged, making it difficult to convert and use such long pole member There was a problem that there is.

Accordingly, the present invention has been made in view of such a conventional problem, and the installation work and the removal work have been carried out.
Attachment of a temporary long pole member for temporary use that can be easily performed without much trouble and that can quickly transfer and convert the pole member while avoiding damage to the long pole member during such work. It is intended to provide a structure.

[0006]

SUMMARY OF THE INVENTION The present invention has been made to achieve the above-mentioned object, and the gist of the invention is that a weight base placed on the ground surface and an upper part are integrally formed from the weight base. And a concave engaging portion formed at a lower end portion of a temporary long pole member to be erected, and a convex engaging portion of the concrete block. And the sectional shape of the concave engaging portion of the temporary long pole member is the same shape, and the temporary engaging length is fitted by fitting the concave engaging portion to the convex engaging portion. The elongate pole member is erected, and a bolt insertion hole of the convex engaging portion and a bolt opening of the concave engaging portion, which are formed in advance so as to match at the time of such fitting, are aligned with each other. By fastening using Certain use long pole member to the mounting structure for temporary use elongated pole member, characterized in that the fixed standing state to the concrete block.

Further, in the mounting structure of the temporary long pole member according to the present invention, the engaging hole formed at the upper end of the convex engaging portion and the contact surface of the adjacent concrete block are straddled. And a U-shaped bolt that inserts and locks both feet into the lock holes of the concrete blocks in such a manner that a plurality of concrete blocks are connected and fixed in the extension direction of the convex engagement portion. It is preferable to have means.

According to the mounting structure of the temporary long pole member of the present invention, the concrete block has its weight base portion installed on the ground surface with a large ground contact area, and the concrete block is erected by its considerable weight. Forming a stable support for erecting the temporary long pole member without providing holes for the temporary long pole member, and fixing the temporary long pole member to this, It is possible to firmly stand and arrange so as not to fall down.

Further, since the sectional shape of the convex engaging portion of the concrete block is the same as the sectional shape of the concave engaging portion of the temporary long pole member, the concave engaging portion is formed in a convex shape. When fitted to the engaging portion, the pole member can be easily erected and arranged, and the bolt member is used so as to penetrate the bolt insertion hole and the bolt opening matched in the fitted state. The temporary long pole member can be easily and firmly erected and fixed to the concrete block. In addition, by removing the bolt member, the temporary long pole member can be easily removed from the concrete block, moved to another position and diverted, and the other concrete block is erected and fixed as a support. You can also.

[0010] The concrete block from which the temporary long pole member has been removed in this way can be easily moved, whereby the temporary long pole member can be erected and fixed at any location. .

Therefore, according to the present invention, the work of installing and removing the temporary long pole member can be easily performed without much trouble, and the damage of the long pole member can be avoided. The pole member can be quickly moved and diverted.

Further, if a plurality of adjacent concrete blocks are connected and fixed by connecting means,
Together with these, the temporary long pole member can be erected and fixed in a more stable state, and these can be continuously formed to constitute a concrete barricade.

[0013]

Preferred embodiments of the present invention will be described below in detail with reference to the accompanying drawings. The mounting structure of the temporary long pole member according to this embodiment is shown in FIG.
~ As shown in Fig. 4, as a temporary long pole member,
For example, a pole 13 for nighttime illumination of a construction site is employed to be erected and fixed at a desired position in the site.
A concrete block 12 comprising a weight base portion 10 placed on a ground surface 14, a convex engaging portion 11 integrally projecting upward from the weight base portion 10, and a lower end portion of a utility pole 13. It is composed of a concave engaging portion 15 and a fixing bolt 16 for fastening the concave engaging portion 15 to the convex engaging portion 11 in a state where the concave engaging portion 15 is fitted.

Here, the weight base portion 10 constituting the concrete block 12 has a substantially trapezoidal cross section in which the bottom surface has a considerable width of, for example, about 80 cm and the upper end portion is reduced to a width of about 30 cm ( 3), the wide bottom surface has a large ground contact area, and the concrete block 12 is placed on the ground surface 14 in a stable state.

At the upper end of the weight base portion 10, a width of about 30 cm and a height of 55 cm are formed integrally therewith.
A convex engaging portion 11 having a rectangular cross section of about a size is formed so as to protrude, and a trapezoidal shape of the weight base portion 10 and a rectangular cross section of the convex engaging portion 11 are integrated. Are continuously extended, and the concrete blocks 12 each have a length of, for example, about 200 cm.

Further, the convex engaging portion 11 of the concrete block 12 has a diameter for inserting the fixing bolt 16 for fastening at a height of about 40 cm from the upper end in the central portion in the side extending direction. A bolt insertion hole 17 of about 50 mm is formed to penetrate, and a connection of about 100 mm in diameter formed through the convex engagement portion 11 is provided at a position of about 50 cm on both sides from the center in the side surface extension direction. A hole 18 is provided (see FIG. 1).

Furthermore, a foot portion 20 of a U-shaped bolt 19, which will be described later, is inserted into the upper end surface of the convex engaging portion 11 at a position about 20 cm from an edge in the extending direction thereof. A locking hole 21 having a diameter of about 50 mm is formed at a depth of about 40 cm (see FIGS. 1 and 2), and a pair of about 100 mm in diameter is located at about 60 cm on both sides from the center in the extension direction of the upper end surface. Mounting hole 22 is 300m
It is formed with a depth of about m.

The concrete block 12 in which the weight base portion 10 and the convex engaging portion 11 are integrated as described above,
Since it is made of concrete, it has a considerable weight, and in combination with a large ground contact area by the weight base portion 10, the telephone pole 13 erected and fixed thereto does not fall down, for example, under strong winds during a typhoon. As a result, a stable support base can be formed.

The concrete block 12
It is manufactured by arranging reinforcing bars so as not to be damaged by the reaction force or strength of the electric pole 13.

On the other hand, the electric pole 13 erected in this embodiment is a steel columnar member having a diameter of about 15 cm and a length of about 8.0 m. A lighting device is provided, and at the lower end portion, the above-mentioned concave engaging portion 15 is firmly fixed integrally with the lower end portion of the pole main body of the electric pole 13 via a reinforcing plate 28 or the like. .

As shown in detail in FIG. 4, the concave engaging portion 15 is formed by bending a steel plate member and opening a lower end portion of a rectangular box-shaped cross section. Has a U-shaped cross section. That is, the concave engaging portion 15 is a flat electric pole mounting portion 25 having a size of about 30 cm in length and width located at the upper end, and a pair of side portions 26 extending vertically downward from the electric pole mounting portion 25 by a length of about 550 mm.
The U-shaped cross section conforms to the rectangular cross section of the above-described convex engagement section 11, whereby the concave engagement section is formed. When the electric pole 1 provided with the concave engaging portion 15 at the lower end portion is fitted and disposed so as to straddle the convex engaging portion 11 from above.
3 can be easily erected on the concrete block 12.

Further, a bolt opening 27 having a diameter of about 50 mm is formed in the side part 26 of the concave engaging part 15 at a position about 40 cm from the upper end, and the utility pole 13 is connected to the central part of the concrete block 12. To be erected in
When the concave engaging portion 15 is fitted to the convex engaging portion 11, the position of the bolt opening 27 of the concave engaging portion 15 and the position of the bolt insertion hole 17 of the convex engaging portion 11 coincide with each other. The fixing bolt 16 can be easily inserted.

The fixing bolt 16 is, for example, 16 m
m and having a diameter of about m or more, and penetrating the bolt opening 27 and the bolt insertion hole 17 which are matched with each other, fastening with a nut through a washer or the like, and connecting the electric pole 13 to the concrete block 1.
2 can be firmly erected and fixed (see FIG. 3), and the fastening state is released to fix the fixing bolt 1
By extracting 6, the utility pole 13 can be easily removed from the concrete block 12.

In this embodiment, only one bolt insertion hole 17 is provided in the convex engaging portion 11 of the concrete block 12, but a plurality of such bolt insertion holes 17 may be provided as necessary. According to these positions, the electric poles 13 can be shifted and erected and fixed, and a plurality of electric poles 13 can be erected and fixed on one concrete block 12.
It is also possible to move only this and stand and fix it on the concrete block 12 installed at another position.

The power poles 13 and poles are input to a personal computer in advance so that the poles 13 and poles do not fall down due to the influence of wind speed, earthquake or the like. Also make a standard type,
When inputting the calculation, it is preferable to create software that only inputs the height of the pole or pole and the weight and position of the lighting fixture or high-voltage switch.

According to this embodiment, a plurality of concrete blocks 12 are connected to each other in the direction in which the convex engaging portions 11 extend. That is, as shown in FIGS. 1 and 2, the end faces of the adjacent concrete blocks 12 are brought into contact with each other, and the above-described locking of the upper end face of each concrete block 12 is performed so as to straddle this contact face. The above-mentioned U-shaped bolt 19 having a diameter of, for example, 16 mm or more is formed in the hole 21.
By arranging the pair of foot portions 20 while inserting and locking them, a plurality of adjacent concrete blocks 12 can be integrated and the electric pole 13 can be erected and fixed in a more stable state. Continuously constitute a concrete barricade.

According to this embodiment, since the concrete block 12 is formed with the communication hole 18 penetrating the convex engaging portion 11, the arrangement of cables, pipes and the like crossing the communication hole 18 can be performed. Since the mounting hole 22 is formed on the upper end surface of the convex engaging portion 11, for example, when the utility pole 13 is not erected, the concrete block 12 can be inserted through the mounting hole 22.
A stand barricade can be attached to the concrete block 12, and the concrete block 12 can be easily moved to an arbitrary position in the site by using various types of transporting heavy machines.

The present invention is not limited to the embodiment of the above embodiment, but can be variously modified and adopted within the scope of the constitution described in each claim. For example, the cross-sectional shape of the convex engaging portion or the concave engaging portion does not necessarily have to be rectangular, and may be another shape such as a semicircle or a triangle. The present invention is not limited to this, and can be adopted when other temporary long pole members are erected and fixed.

[0029]

As described above in detail, according to the mounting structure of the temporary long pole member of the present invention, the weight base portion placed on the ground surface and the upper portion from the weight base portion are integrally formed. And a concave engaging portion formed at the lower end of the temporary long pole member to be erected, and the concave engaging portion is formed by the convex engaging portion. The temporary long pole member is erected by fitting into the fitting portion, and the bolt insertion hole of the convex engaging portion and the bolt opening of the concave engaging portion that match at the time of such fitting. Since the temporary long pole member is erected and fixed by tightening using the bolt member in accordance with the above, installation work and removal work can be easily performed without much trouble and such Long pole during difficult work While avoiding damage to the wood it is possible to quickly move divert pole member.

[Brief description of the drawings]

FIG. 1 is a partially cutaway front view showing a mounting structure of a temporary long pole member according to an embodiment of the present invention.

FIG. 2 is a plan view of FIG. 1 as viewed from above.

FIG. 3 is a sectional view taken along the line AA of FIG. 1;

FIG. 4 is a perspective view showing a concave engaging portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Weight base part 11 Convex engaging part 12 Concrete block 13 Electric pole (temporary long pole member) 14 Ground surface 15 Concave engaging part 16 Fixing bolt (bolt member) 17 Bolt insertion hole 18 Communication hole 19 U-shape Bolt (connecting means) 20 Foot 21 Locking hole (connecting means) 25 Supporting pole for electric pole mounting part 26 Side part 27 Bolt opening

Claims (2)

[Claims] 1. A concrete block comprising a weight base placed on the ground surface and a convex engaging portion integrally projecting upward from the weight base, and a temporary long pole to be erected. A concave engaging portion formed at the lower end of the member,
The sectional shape of the convex engaging portion of the concrete block is the same as the sectional shape of the concave engaging portion of the temporary long pole member, and the concave engaging portion is formed of the convex engaging portion. The temporary elongate pole member is erected by fitting the bolts into the bolt holes and the concave engaging portions, which are formed in advance so as to match at the time of such fitting. The temporary elongate pole member is fixed to the concrete block in an upright state by fixing the temporary elongate pole member to the concrete block by fastening the bolt with the bolt opening in alignment with the bolt opening of the temporary elongate pole member. . 2. A method according to claim 1, wherein said engaging portion is formed on an upper surface of said concrete engaging portion and said foot portion of each concrete block is straddled so as to straddle an abutting surface of said concrete block. 2. A connecting means for connecting and fixing a plurality of concrete blocks in the extension direction of the convex engaging portion, the connecting means comprising a U-shaped bolt inserted and locked in a locking hole. Mounting structure for temporary long pole members.