JP3012489B2 - Telephone pole band - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power pole band used for attaching a ferrule or other supporting material for supporting a pole mounting device such as an insulator to a power pole. The present invention relates to a telephone pole band which can be used for a manipulator used for a telephone.

[0002]

2. Description of the Related Art For example, as described in Japanese Utility Model Laid-Open Publication No. 4-58040, a pair of semicircular band pieces facing each other is provided with an arm supporting a device and screwed together. At one end of one side of the band piece, a locking piece is provided for rotating the other end of the band piece in contact with the utility pole, and a tightening bolt is provided between the tightening receiving pieces provided at the other ends of the respective band pieces. There is a structure in which a pair of band pieces are tightened to a telephone pole surface by operating a tightening bolt screwed into the bolt.

[0003]

In the above-mentioned prior art, the tightening bolt which locks the head to the tightening receiving piece of one of the band pieces is provided with any fixing means between the tightening bolt and the band piece. Since the band piece cannot be moved integrally with the band piece during the process of winding the band piece around the utility pole, when tightening the band piece around the utility pole manually or by a manipulator, the tightening nut screwed to the tip side of the tightening bolt is used. , It does not automatically get caught on the fastening piece of the other band piece. For this reason,
After the band piece is wound around the utility pole, an operation of locking the tightening nut to the corresponding tightening receiving piece is required.

The present invention has been made with a view to such a conventional example, with the object of providing a telephone pole band with good usability.

[0005]

Means for Solving the Problems One of a pair of opposed semicircular band pieces is attached to a ferrule or other supporting material for supporting a device, and one end is hinged to the one end of the band piece. A bias of a coil spring is provided on one end side of the other of the band pieces and in contact with a utility pole surface to bias the other side of the band piece in a direction in which free ends of the pair of band pieces are separated from each other. A pair of locking pieces are provided between the locking pieces provided at the other ends of the respective band pieces, and a tightening nut is screwed onto the locking bolts. In a power pole band adapted to fasten a band piece to a power pole, one of a tightening receiving piece that locks a head of a tightening bolt, and a pressure receiving piece installed in an intermediate portion of a tightening bolt screwed with a tightening nut at the tip. A pressure spring is interposed between the other The notches tightening bolt is engaged is engaged with said tightening nut, a structure provided along the longitudinal direction of the band piece.

[0006]

[Function] Opening the free end of the tightening receiving piece and pressing it against the utility pole, the locking piece comes into contact with the utility pole and rotates each band piece around the hinged part, and the band piece is wound around the utility pole. Is done.

[0007] Since a pressing spring such as a coil spring is interposed between the pressure receiving piece and the pressure receiving piece that locks the head of the tightening bolt, the tightening bolt is turned by the urging of the pressing spring. Without moving during the turning operation, the direction of the tightening nut screwed to the tip is continued in the direction in which the tightening nut is screwed to the tightening piece on the side where the bolt head is not locked. The tightening nut is disposed at a position where it is locked to the corresponding tightening receiving piece at the same time when the winding operation is completed.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows an embodiment of a telephone pole band according to the present invention. FIG. 1 is a partially cutaway plan view, FIG. 2 is a front view of a state where the telephone pole is fastened, and FIG. FIG. 4 is a partially enlarged view of FIG. 3, FIG. 5 is a rear view of a part of FIG. 3, and FIG. 6 is a front view of a tightening receiving piece on the side for locking the tightening nut.

In the drawing, reference numerals 1 and 2 denote a pair of opposed semicircular band-shaped band pieces. The band pieces 1 and 2 are formed so that the eggplant ring portions 3 and 3 'formed at one end thereof coincide with each other. It is pivotally attached.

A pivot 4 is provided between the upper and lower pieces 5a, 5a of the locking piece 5 with which the eggplant ring portions 3, 3 ', 3 are engaged and supported. The coil spring is wound around the pivot 4. 6 are brought into contact with the inner surfaces of the band pieces 1 and 2 through the band pieces 1 and 2 so that the free end sides of the band pieces 1 and 2 provided with the tightening receiving pieces 7 and 7 'are separated from each other. Inspire.

The locking piece 5 is provided between one of the upper and lower pieces 5a, 5a having a substantially triangular shape, and one of the band pieces 1 is pressed against the bias of the coil spring 6. A coil spring 6
Of the upper and lower parts 5a, 5 via the pressing part 5b.
The distal end portions 5a ', 5a' of a are arranged so as to always protrude inside the other band piece 2.

One of the band pieces 1 and 2 is connected to the other
And a band piece 1b hinged as described above and a band piece 1b provided with the tightening receiving piece 7 on the free end side are connected by a connecting bolt 8 and a connecting nut 9 so as to be adjustable in circumferential length. A tightening bolt 9 is passed through the tightening receiving piece 7 and assembled.

A pressure receiving piece 11 composed of a nut is screwed into the tightening bolt 9 at an intermediate portion of a threaded rod portion 9a penetrated through a through hole 10 provided in the tightening receiving piece 7, and the pressure receiving piece 11 and the tightening receiving piece 7 are connected to each other. The head 9b is pressed against the tightening receiving piece 7 by the urging force of the coil spring 12, and the tightening nut 13 is screwed to the distal end side of the screw rod portion 9.
a is fixed in a predetermined direction without moving.

A support member 80 to which an arm (14) for mounting a device (not shown) is attached is attached to an intermediate portion of the other one 2 of the band pieces 1 and 2, and a clamping receiving piece 7 is attached to a free end thereof. , The tightening receiving piece 7 ′ is formed in a slightly triangular body composed of a tightening receiving piece 15 formed by bending the other end of the band piece 2 and the reinforcing piece 16. 2, a notch 17 is provided along which the threaded rod 9a engages.

Then, as shown in FIG. 1, the support member 80 of the band body with the free end sides of the pair of band pieces 1 and 2 released is grasped with a hand or a manipulator, and the pole is released from the release side of the band body. When the band body is pushed in the direction of the electric pole D so as to insert it, the tips 5a ', 5a' of the locking pieces 5 are pressed against the electric pole D, and the other end of the band piece 1 is necessarily The tightening receiving piece 7 rotates together with the tightening bolt 9 attached to the receiving piece 7 in the inward direction and moves toward the tightening receiving piece 7 ′ of the other band piece 2. At this time, the rear end side 13a of the nut 13 screwed to the tip of the tightening bolt 7 first comes into contact with the tightening receiving piece 15 of the tightening receiving piece 7 ', and the coil body is further pressed by the further pressing operation of the band body against the electric pole D. While tilting the tightening bolt 9 outward against the pressing force of the spring 12, the nut 15 moves along the outer periphery of the tightening receiving portion 15, and the nut 15 moves.
After passing through the front end of the nut 5, the tightening bolt 9 is pressed by the coil spring 12 so that the threaded rod portion 9a is clamped in the notch 17, and the nut 13 returns to the initial assembled state with respect to the tightening receiving piece 7. Moves to a position facing the surface of the reinforcing portion 16, and the pair of band pieces 1 and 2 are assembled.

Thereafter, the band body is attached to the utility pole D by further screwing and tightening the nut 13.

The tightening receiving piece 15 of the tightening receiving piece 7 'is used.
It is preferable that the front end portion 15 'is projected from the surface of the reinforcing piece 16 so as to function as a stopper for preventing the tightening bolt from accidentally coming off the tightening receiving piece 7'.

[0018]

According to the present invention having the above-described structure, winding a pair of band pieces on a pole and assembling the band pieces with tightening bolts and nuts between the tightening receiving pieces on the pole are simple. All can be done only by pressing on the surface,
In other words, the winding and mounting of the band body on the telephone pole can be performed with one touch, so that the manipulator can be easily operated,
It greatly contributes to a significant improvement in work efficiency and safe work.

[Brief description of the drawings]

FIG. 1 is a partially cutaway plan view.

FIG. 2 is a front view of a state where the power pole is attached to the telephone pole.

FIG. 3 is a partial rear view of FIG. 2;

FIG. 4 is a partially enlarged view of FIG. 3;

FIG. 5 is a rear view of a part of FIG. 3;

FIG. 6 is a front view of a tightening receiving piece on a side for locking the tightening nut.

[Explanation of symbols]

 1, 2 Band 5 Locking piece 7, 7 'Tightening receiving piece 9 Tightening bolt 9b Bolt head 11 Pressure receiving piece 12 Coil spring 17 Notch

──────────────────────────────────────────────────続 き Continuing from the front page (73) Patent holder 591265633 Huayang Electric Industrial Co., Ltd. 2-6-1 Hamamatsucho, Minato-ku, Tokyo (73) Patent holder 592157076 Iwabuchi Co., Ltd. 167 Kamihongo, Matsudo, Chiba 72) Inventor Shinno Uchida 1-3-1 Uchisaiwaicho, Chiyoda-ku, Tokyo Tokyo Electric Power Co., Inc. (72) Inventor Koichi Murata 1-3-1 Uchisaiwaicho, Chiyoda-ku, Tokyo Tokyo Electric Power Co., Ltd. (72) Inventor Kaoru Araki 1-3-1 Uchisaiwaicho, Chiyoda-ku, Tokyo Tokyo Electric Power Company (72) Inventor Koichi Machida 1-5-1, Kiba, Koto-ku, Tokyo Inside Fujikura Co., Ltd. (72) Yasue Tanaka Inventor Tochigi 1440 Nakakuki, Oyama City Inside Takayama Works Oyama Plant (72) Inventor Mutsumi Shinozaki 1-7-1, Yurakucho, Chiyoda-ku, Tokyo East Inside Electric Co., Ltd. (72) Inventor Takashi Katagata 1-7-1 Yurakucho, Chiyoda-ku, Tokyo Toko Electric Co., Ltd. (72) Inventor Yoshinori Kurosawa 1-7-1 Yurakucho, Chiyoda-ku, Tokyo Toko Electric Co., Ltd. (72) Inventor Yoshiyuki Dobu 1-7-1, Yurakucho, Chiyoda-ku, Tokyo Toko Electric Co., Ltd. (72) Inventor Manabu Oyama 1-8-1, Daisaku, Sakura-shi, Chiba Pref. ) Inventor Hiroyuki Iwase 167 Kamigahongo, Matsudo-shi, Chiba Iwabuchi Co., Ltd. (56) References JP-A 4-58039 (JP, U) JP-A 4-58040 (JP, U) JP 4-61423 ( JP, U) Japanese Utility Model 6-2932 (JP, U) Japanese Utility Model 6-13336 (JP, U) Japanese Utility Model 6-44327 (JP, U) Japanese Utility Model 6-44998 (JP, U) Japanese Utility Model Hei 7-16535 (JP, U) Jiko 50-552 (JP, Y2) Jiko 47-5554 (JP, Y1) (58) Fields investigated (Int. Cl. ⁷ , DB name) H02G 7 / 00- 7/22

Claims (1)

(57) [Claims] 1. An arm or other supporting material for supporting a device,
One of a pair of opposed semicircular band-shaped band pieces is attached, and one end side of the band piece is hinged to the one end side of the band piece. A locking piece for rotating the other one of the pair of band pieces in a direction of winding a utility pole against the bias of a coil spring for biasing the free ends of the pair of band pieces in a direction in which the free ends of the pair of band pieces are separated from each other; In a power pole band, a tightening bolt is provided between tightening receiving pieces provided at each of the other ends, and the pair of band pieces in which a tightening nut is screwed thereto is tightened to a power pole.
A pressing spring is interposed between one of the clamp receiving pieces that locks the head of the tightening bolt and a pressure receiving piece that is provided at an intermediate portion of the tightening bolt having a tightening nut screwed to the tip, and the other one of the tightening bolts is interposed. An electric pole band, wherein a notch for engaging a tightening bolt and locking the tightening nut is provided on the piece along the longitudinal direction of the band piece.