JP2008029056A - Pole insulation protector and insulation protector equipped with the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an insulation protector which can be fixed easily to a pole and an object, using an indirect hot-line tool. <P>SOLUTION: The pole insulation protector 2 is used for insulation protection of a pole 10 when construction is performed using an indirect hot-line tool 13. The pole insulation protector 2 has an insulator body 4, a clamping portion 6 fixed to one short side 5a of the rectangular insulator body 4, and a spring member 8 provided at the fixing portion of the insulator body 4 and the clamping portion 6. The insulator body 4 is rectangular and bent in tubular shape, such that the short side of rectangle becomes the axial direction and a portion along the axial direction is opened. The clamping portion 6 turns about one short side 5a. When the pole 10 is inserted from an insertion opening 14, defined by the opposite short sides 5a and 5b of the rectangular insulator body 4 into the tube formed by the insulator body, while touching the clamping portion, the clamping portion 6 is urged by the spring member 8 and the pole 10 is clamped by the clamping portion 6 and the other short side 5b of the rectangular insulator body 4. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a utility pole insulation protector that insulates and protects a utility pole, and an insulation protector provided with a protection sheet that insulates and protects an object supported by the utility pole insulation protector and the utility pole.

2. Description of the Related Art Conventionally, an indirect hot wire method is known in which an overhead power distribution line is used without directly touching a live wire portion using an indirect hot wire tool. When working with the indirect hot wire method, use an indirect hot wire tool to insulate an armor or other object to prevent unexpected accidents such as an accidental short circuit or electric shock. It is known that the protective sheet is fixed with a clip or the like (see, for example, Patent Document 1).
Japanese Patent Laid-Open No. 9-191518

  However, when attaching the above-described protective sheet, the protective sheet must be fixed by operating the clip or the like with the indirect hot line tool after the protective sheet is put on the object by the indirect hot line tool. For this reason, an advanced technique is required for the operation of the indirect hot-line tool, and it takes labor and time to attach the protective sheet. In particular, when working near armbands, it is necessary to protect a wide range of objects, including utility poles, armatures, insulators, etc., with a protective sheet. However, there is a problem that more advanced technology is required.

  This invention is made | formed in view of this point, The place made into the objective is to provide the utility pole insulation armor with the easy attachment by an indirect hot wire tool.

  The utility pole insulation protector according to the present invention is a utility pole insulation protector that insulates and protects the utility pole during construction using an indirect hot wire tool, and is rectangular, and the short side direction of the rectangle is the axial direction. And an insulating insulator body that is bent into a cylindrical shape that is partially open along the axial direction, and is attached to one short side of the rectangular shape of the insulator body. The electric pole from the insertion port formed by both rectangular short sides of the insulator body, and a spring member provided at a mounting portion between the insulator body and the clamp part. Is inserted into a cylinder formed by the insulator main body while contacting the holding portion, and the holding portion is urged by the spring material so that the holding portion and the other rectangular shape of the insulator main body are The electric pole is sandwiched between the short side and the short side.

  According to said structure, a utility pole insulation armor is attached to a utility pole in the case of construction, and insulates and protects a part of utility pole. A utility pole is inserted from an insertion port formed by both rectangular short sides of the insulator main body. The utility pole insulation armor is moved to the utility pole side so as to press the utility pole against the clamping part. The clamping part is rotatably provided on one short side of the rectangle of the insulator body, and is rotated by being pushed by the electric pole. The utility pole inserted into the cylinder of the insulator body is sandwiched between the sandwiching portion and the other short side of the rectangle in the insulator body. The utility pole insulator is held by the utility pole because the clamping portion is biased by the spring material. In this way, the utility pole insulation armor can be easily attached to the utility pole simply by pressing against the utility pole, and the utility pole is covered and insulated and protected by the insulator body.

  In this invention, it is preferable to further provide the holding part which protrudes from the outer surface of the cylinder which the said insulator main body forms, and is pinched | interposed by the said indirect hot wire tool. A plurality of grip portions may be provided, and may be formed at any location on the outer surface of the insulator main body.

  According to said structure, a utility pole insulation armor is indirectly operated with an indirect hot wire tool. The holding part of the utility pole insulation armor is sandwiched by an indirect hot wire tool, the utility pole insulation protector is brought close to the utility pole, and the utility pole is inserted from the insertion port. The utility pole insulation armor is moved to the utility pole side by an indirect hot wire tool so as to press the clamping portion against the utility pole. The utility pole inserted into the cylinder of the insulator body is sandwiched between the sandwiching portion biased by the spring material and the other short side of the rectangle in the insulator body. In this way, the utility pole insulation armor can be easily attached to the utility pole simply by pressing against the utility pole, and therefore the operation of the indirect hot-line tool is easy.

  An insulation armor according to the present invention includes the above-described utility pole insulation armor and a protective sheet that covers the object, and the utility pole insulation armor is provided on an outer surface of a cylinder formed by the insulator body. The protective sheet has a sheet mounting part provided on one side, and the protective sheet is brought into contact with the main body mounting part by contacting the sheet mounting part. Installed on utility pole insulation armor.

  According to the above configuration, the electric pole is covered with the electric pole insulation protector for insulation protection, and the protection sheet is attached to the electric pole insulation protector, and the object is covered with the protection sheet for insulation protection. After attaching the utility pole insulation protector to the utility pole, if the seat attachment part of the protective sheet is brought into contact with the body attachment part of the utility pole insulation protector, the body attachment part and the sheet attachment part stick together, and the protection sheet is attached to the utility pole insulation protector. be able to. Then, the object is insulated and protected by covering the object with a protective sheet. Since the protective sheet only needs to abut the sheet attachment portion on the main body attachment portion, it can be easily attached to the utility pole insulation protector using an indirect hot wire tool. In addition, since the protective sheet is attached to the utility pole insulation armor, it is not necessary to fix the object using another fixing tool after covering the object. As described above, the utility pole insulation armor and the protective sheet cover the utility pole and the target object for insulation protection, and the construction work by the indirect hot wire method is performed safely. Here, the object is a brace attached to a utility pole, a lever for holding an electric wire, a clamp, a wrapping wire, or the like.

  According to the present invention, the utility pole insulation protector can be attached simply by pressing it against the utility pole, so that the utility pole insulation protector can be easily attached by an indirect hot wire tool.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  The insulation armor 1 according to the embodiment of the present invention is used to insulate and protect an object in distribution line work performed by an indirect hot wire method.

  The indirect hot wire method is a method in which the work is performed without directly touching the live wire part using an indirect hot wire tool while the electric wire is energized.

  As shown in FIG. 1, the insulation protector 1 includes a utility pole insulation protector 2 for insulating and protecting a part of the utility pole 10 and a protective sheet 3 for insulating and protecting the object 11 supported by the utility pole 10. Yes. Here, the object 11 refers to a lever, a lever for holding an electric wire 12 or an electric wire, a clamp, an edge winding line or the like (not shown).

  The utility pole insulation protector 2 is attached to the utility pole 10 to insulate and protect the utility pole 10 and to hold the protective sheet 3 placed on the object 11. As shown in FIG. 2, the utility pole insulation protector 2 has a rectangular plate-like member in a cylindrical shape in which a short side direction of the rectangle is an axial direction and a part along the axial direction is opened. A bent insulator body 4 is provided.

  FIG. 3 is a view of the utility pole insulation protector 2 as seen in the axial direction of the cylinder. In FIG. 3, one short side 5 a of the rectangle of the insulator body 4 indicates the lower left side, and the other short side 5 b of the rectangle indicates the upper left side. The insulator main body 4 includes a first side wall 4a that extends linearly from one short side 5a side, and a second side wall 4b that extends in an arc from the first side wall 4a. The open part of the cylinder formed by the insulator main body 4 is an insertion port 14 constituted by one short side 5a and another short side 5b. The insertion port 14 is provided so as to be larger than the diameter of the utility pole 10.

  The utility pole insulation protector 2 further includes a plate-like sandwiching portion 6 attached to the one short side 5a. The clamping part 6 is attached so as to be rotatable about one short side 5a of the insulator body 4. A cylindrical attachment portion 7 is provided on one short side 5 a of the insulator main body 4, and a base portion of the sandwiching portion 6 is attached to the one short side 5 a via the attachment portion 7.

  As shown in FIGS. 3 and 4, a spring material 8 is provided in the attachment portion 7 of the utility pole insulation armor 2. As shown in FIG. 3A, the spring member 8 biases the holding portion 6 extending toward the inner side of the cylinder of the insulator main body 4 so that the end thereof is positioned substantially at the center of the cylinder. . Specifically, the clamping part 6 is biased by the spring material 8 so that the distance between the clamping part 6 and the insulator main body 4 is smaller than the diameter of the utility pole 10. The end portion of the sandwiching portion 6 is formed to be curved so as to follow the arc on the side surface of the utility pole 10.

  A grip portion 9 that protrudes outward is attached to the first side wall 4 a of the insulator main body 4. The grip portion 9 is a pipe-like member bent into a substantially U-shape that opens toward the first side wall 4a. This grip part 9 is a part clamped by the indirect hot wire tool 13 mentioned later.

  On the outer surface of the first and second side walls 4 a and 4 b of the insulator main body 4, one surface 15 a of Velcro 15 (registered trademark) 15 as a main body attaching portion for attaching the protective sheet 3 is provided. One surface 15a of the magic tape 15 is provided in the lower part of the first and second side walls 4a and 4b.

  FIG. 5 shows the protective sheet 3 attached to the insulator main body 4. The protective sheet 3 is an insulating sheet-like member, has a substantially rectangular shape, and has a plurality of cuts.

  Specifically, the lower portion of the protective sheet 3 in FIG. 5 is divided into three parts with two cuts, and is composed of lower arm metal attachment portions 31 and 31 and a lower central portion 32 on both sides. ing. The upper portion of the protective sheet 3 is composed of upper armband attachment portions 33, 33 on both sides corresponding to the lower lower armband attachment portions 31, 31, and a central utility pole side attachment portion 34. Yes. The utility pole-side sticking portion 34 is a portion for attaching to the utility pole insulation protector 2 and is divided into three so as to correspond to one surface 15a of the magic tape 15 of the utility pole insulation protector 2. The other surface 15b of the magic tape 15 as a sheet attachment portion attached to the utility pole insulation protector 2 is provided on the surface of the utility pole side attaching portion 34 on the side attached to the utility pole insulation protector 2. One surface 35 of the velcro 15 is attached to the lower armband adhering portions 31 and 31 so that the lower armmetal adhering portions 31 and 31 and the upper armmetal adhering portions 33 and 33 stick to each other. The other surface 36 of the magic tape 15 is attached to the upper arm metal attaching portions 33 and 33.

  The indirect hot wire tool 13 whose part is shown by FIG. 1 is a tool generally used in an indirect hot wire construction method, and is for operating the utility pole insulation armor 2 and the protective sheet 3 indirectly. .

  Next, a method for attaching the insulation protector 1 according to the embodiment of the present invention to the utility pole 10 and the object 11 will be described.

  First, as shown in FIG. 2, the grip portion 9 of the utility pole insulation armor 2 is gripped by the indirect hot wire tool 13. The insertion opening 14 of the utility pole insulation protector 2 holds the utility pole insulation protector 2 in a direction that opens sideways as viewed from the operator.

  While confirming that the utility pole 10 is inserted into the insertion opening 14 by visual observation, the utility pole insulation armor 2 is moved so as to press the clamping portion 6 against the upper end portion of the utility pole 10. The holding part 6 is pushed and rotated by the electric pole 10, and the electric pole 10 is inserted into the insulator body 4.

  The clamping part 6 is urged by the spring material 8 in the direction of the arrow shown in FIG. The utility pole 10 inserted into the insulator body 4 is sandwiched between the sandwiching portion 6 and the other short side 5b side portion of the insulator body 4.

  Next, the utility pole insulation armor 2 is rotated so that the insertion port 14 faces the opposite side of the operator. That is, the grip part 9 is moved by the indirect live tool 13 so that the grip part 9 on the front side of the operator is on the side. In this way, the upper end portion of the utility pole 10 on the operator side is covered and protected by the utility pole insulation protector 2.

  Since the utility pole armor 2 can be easily attached to the utility pole 10 simply by pressing it against the utility pole 10, the operation with the indirect hot wire tool 13 is simple.

  Next, as shown in FIG. 1, the protective sheet 3 is attached.

  The surface of the protective sheet 3 opposite to the side on which the magic tape 15 is attached is sandwiched by the indirect hot wire tool 13.

  The other surface 15b of the magic tape 15 in the utility pole-side sticking portion 34 of the protective sheet 3 is brought into contact with the one surface 15a of the magic tape 15 of the utility pole insulation protector 2, so that one surface 15a of the magic tape 15 and the other The surface 15b is attached. In this way, the protection sheet 3 can be easily attached to the utility pole insulation armor 2.

  Next, one surface 35 and the other surface 36 of the magic tape 15 are bonded so that the arm metal 12 is wrapped by the upper arm metal bonding portion 33 and the lower arm metal bonding portion 31 of the protective sheet 3. At this time, the lower center portion 32 of the protective sheet 3 hangs down so as to cover the lower part of the utility pole insulation protector 2 of the utility pole 10 on the front side of the operator.

  In this way, the upper end portion of the utility pole 10 is covered with the utility pole insulation protector 2, and the object 11 including the arm metal 12, a part of the utility pole 10, etc. are covered and insulated and protected by the protective sheet 3.

  The utility pole insulation armor 2 can be easily attached to the utility pole 10 by pressing against the utility pole 10, and the protective sheet 3 can be easily attached by bonding one surface 15a and the other surface 15b of the magic tape 15. It can be attached to the utility pole insulation armor 2. For this reason, the operation of the indirect hot wire tool 13 for attaching the insulation protector 1 can be simplified.

  Moreover, since the protection sheet 3 is attached to the utility pole insulation protector 2, it is not necessary to fix the object 11 with another fixing tool after covering the object 11, and high-level technology is not required for the operation of the indirect hot wire tool 13. .

  In addition, the above-mentioned embodiment is an illustration of this invention, Comprising: This invention is not limited to this example.

  For example, the following configuration may be used.

  That is, in the present embodiment, the protective sheet 3 has a substantially rectangular shape, but is not limited to this shape, and the position of the cut may be selected according to the object to be protected.

  Moreover, in this embodiment, although the main body attaching part and the sheet attaching part were comprised with the magic tape 15, you may comprise with another sticking means.

  In the present embodiment, the grip portion 9 is formed by bending a pipe-like member, but the shape is not limited to this. It is good also as a plate-shaped member which has a dent so that it may be easily clamped with the indirect hot wire tool 13.

  Moreover, in this embodiment, although the holding part 9 was provided in one place of the 1st side wall 4a of the insulator main body 4, it is not limited to this, You may provide in the 2nd side wall 4b, and you may provide in multiple numbers. Good.

  As described above, the present invention can be easily attached to a utility pole and an object using an indirect hot wire tool, and thus is useful for a utility pole insulation armor and an insulation armor provided with the same.

It is a figure which shows the state which attached the insulation protector which concerns on embodiment of this invention. It is a figure which shows the state which attached the utility pole insulation protector of the insulation protector to the utility pole. It is the top view which looked at the utility pole insulation armor to the axial direction of a pipe, (a) shows the state before attaching to a utility pole, and (b) is the figure showing the state after attaching to a utility pole. It is the side view of a utility pole insulation armor, (a) is the figure seen from the holding part side which shows the state before attaching to a utility pole, (b) was seen from the insertion port side which shows the state attached to the utility pole. FIG. It is a top view which shows a protection sheet.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Insulation armor 2 Electric pole insulation armor 3 Protective sheet 4 Insulator main body 5a One short side 6 Clamping part 8 Spring material 9 Holding part 10 Electric pole 11 Object 13 Indirect hot wire tool 14 Insertion port 15a One surface (main body attachment part)
15b Other surface (sheet mounting part)

Claims (3)

When performing construction using an indirect hot wire tool, it is a utility pole insulation armor that insulates and protects the utility pole,
An insulating insulator body that is rectangular and is bent into a cylindrical shape in which a short side direction of the rectangle is an axial direction and a part along the axial direction is opened;
A sandwiching portion that is attached to one short side of the rectangle of the insulator body and rotates around the one short side;
A spring material provided at an attachment portion between the insulator main body and the clamping portion;
With
From the insertion opening formed by the rectangular short sides of the insulator main body, the utility pole is inserted into the tube formed by the insulator main body while contacting the clamping portion,
The utility pole insulation protector which clamps the said utility pole by this clamping part and the other short side of the rectangle of the said insulator main body because the said clamping part is urged | biased by the said spring material. The utility pole insulation armor of claim 1,
A utility pole insulation protector further comprising a gripping portion protruding from an outer surface of a cylinder formed by the insulator main body and sandwiched between the indirect hot wire tools. An insulation armor that insulates and protects a utility pole and an object supported by the utility pole,
The utility pole insulation armor according to claim 1 or 2,
An insulating protective sheet covering the object;
With
The utility pole insulation protector has a body attachment portion provided on the outer surface of a cylinder formed by the insulator body,
The protective sheet has a seat mounting portion provided on one surface,
An insulation armor in which the protection sheet is attached to the utility pole insulation armor by bringing the sheet attachment portion into contact with the main body attachment portion.

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