JP4398583B2 - Wire repair cover - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an electric wire repair cover, and more particularly to an electric wire repair cover in which a core wire portion of a covered electric wire exposed to perform a required overhead wire work by a bypass method is repaired after the work is completed.
[0002]
[Prior art]
Conventionally, as this type of electric wire repair cover, for example, one disclosed in JP-A-8-98363 is known, and this will be described with reference to FIGS.
That is, in the figure, 51 is a pair of insulating plastic semi-cylindrical covers each having a required length and diameter each having a taper at both ends, and 52 is a cover member that opens and closes each cover member 51. A hinge integrally formed on one side of the cover member 51 along the longitudinal direction so as to communicate freely, and a pair of protrusions 53 respectively protruding along the other side of each cover member 51 so as to correspond to the hinge 52; 54 is an engaging piece projecting from both ends of one projecting piece 53, 55 is an engaging hole formed in the other projecting piece 53 to correspond to each engaging piece 54, and 56 is one projecting piece. A knob piece attached to one end of the piece 53, and the knob piece 56 is freely twistable. Reference numeral 57 denotes an insulating mixture attached to the inner peripheral surface along the longitudinal direction of each cover member 51.
[0003]
In the conventional example configured as described above, the insulated wire is approached and exposed to the overhead distribution wire (not shown) while holding the knob 56 with an indirect hot wire tool (not shown) such as Yatco. Set it at the core wire. After that, the protruding pieces 53 on both sides are clamped while being gripped by an indirect hot wire tool from the outside, and the engaging pieces 54 are engaged with the engaging holes 55 and attached in an outer fitting manner (see FIG. 9). Then, when the mounting is completed, the knob 56 is preferably twisted while being gripped by the indirect hot wire tool.
[0004]
[Problems to be solved by the invention]
By the way, the conventional example configured as described above can be effectively repaired by fitting it to a repaired portion of the covered electric wire, but on the other hand, as shown in FIG. Each of the cover members 51 has a state of protruding outward beyond the outer peripheral surface level. For this reason, for example, when a construction work or the like is being performed near the repaired overhead distribution line, when inserting the poly pipe to protect the electric wire, the hinge 52 or the protruding piece 53 protruding outward is provided. This makes it difficult to smoothly insert the poly tube, which is not only very troublesome but also very troublesome.
[0005]
The present invention solves the problems of the conventional example and can not only effectively exhibit the function as a cover for repair, but also allows the poly pipe to be inserted very smoothly and quickly and reliably. An object of the present invention is to provide an electric wire repair cover that can be used.
[0006]
[Means for Solving the Problems]
That is, in the first aspect of the present invention, one side of the pair of semi-cylindrical cover members on both sides is connected to be freely opened and closed via a hinge, and the other side is freely engageable via an engaging member. An electric wire repair cover, wherein the hinge and the engaging member are provided in recesses formed inwardly projecting at both side edges of the central portion along the longitudinal direction of the both side cover members. The recess is formed at a required depth so as to immerse the hinge and the engaging member below the level of the outer peripheral surface of the center part of both side cover members. is there.
[0007]
The invention according to claim 2 is characterized in that the hinge is formed with a thick wall at the center and bent at both sides along the connecting portion on both sides, The gist of the electric wire repair cover according to claim 1.
[0008]
According to a third aspect of the invention, the recess be formed in the required length to allowed to hook the cover end face at both ends and fitted to the exposed core portions of the covered electric wire to be repaired and the inwardly projecting end and wherein, according to claim 1 or 2, wherein the wire repair cover - it is an gist.
[0009]
According to a fourth aspect of the present invention, the pair of semi-cylindrical covers on both sides are provided with a flexible sandwiching material on the inner peripheral surface so as to sandwich the covered electric wire with the core wire exposed. The gist of the electric wire repair cover according to any one of claims 1 to 3 , which is a feature.
[00010]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described based on an example shown in the drawings.
FIGS. 1 to 7 show an embodiment of the present invention. In the figure, reference numeral 1 denotes a pair of insulating plastic half-cylinders having a required length and a diameter, both ends being tapered. cover - member, 2 respective cover - Te so allowed to adjust the opening diameters of the members 1 - cutting an annular groove formed in the path portion, 3 is the cover - middle of its along the longitudinal direction of the member 1 in parts inside edge of each inwardly projecting shape facing recess formed in, respective recesses 3 are each either side cover hinge 4 and the engaging piece 5-engagement holes 6 described later - the central portion outer peripheral surface level of the member 1 or less And has a required length and an inward protruding length so as to be fitted to an exposed core wire 14 portion of the covered electric wire 12 to be described later and to be hooked on the end faces of the covering portions 13 at both ends. It is supposed to be. 4 the cover - in quasi-strip hinges formed integrally with the immersion-like member 1 in the recess 3 of the one side so allowed to openably connected along its one side edge, the hinge 4 is 6 and FIG. As shown in FIG. 7, the central part is formed thick so that it can be bent along the connecting parts on both sides, and both sides are formed thin. The member 1 is immersed below the level of the outer peripheral surface of the central portion . Reference numerals 5 and 6 denote engagement pieces and engagement holes formed so as to be immersed in the recesses 3 on the other side of the cover member 1 so as to correspond to the hinges 4, and 7 and 8 denote the engagement pieces 5 and the engagement holes. 6 are auxiliary engagement pieces and auxiliary engagement holes respectively formed on one end surface of the cover member 1 so as to be located on the same side as the auxiliary engagement pieces 7 and the auxiliary engagement holes 8 respectively. It is assumed to be immersed below the outer peripheral surface level of the member 1. 9, as shown in FIG. 2, each cover - with clamping members each having a flexible mounted opposite longitudinal side of the member 1 along the inner circumferential surface of the direction in a curved shape, 該挟adhesive material 9 Is formed of a flexible material such as butyl rubber. 10 is a seal member attached to one side of each cover member 1, 11 is a knob attached to one end of one cover member 1, and the knob 11 is freely twistable. .
In addition, 12 is a covered electric wire constituting the overhead distribution line, 13 is a covered portion of the covered electric wire 12, 14 is a concentric wire exposed to a required length, and 15 is a poly pipe.
[0011]
In the embodiment configured as described above, similarly to the conventional example, the insulated wire is approached and exposed to the aerial distribution wire while holding the knob 11 with an indirect hot wire tool (not shown) such as Yatco. Set 12 core wires at 14 locations. After that, the cover members 1 on both sides are closed while being gripped by an indirect hot wire tool from the outside, and the engaging pieces 5 and the auxiliary engaging pieces 7 are respectively engaged with the corresponding engaging holes 6 and auxiliary engaging holes 8. The knob 11 is screwed while being gripped by an indirect hot wire tool. At this time, the hinge 4 is formed so as to be immersed in the recess 3 and is bent around the thin portions on both sides, so that it is positioned below the outer peripheral surface level even when the cover member 1 is closed. I'm hurt. Further, the engaging piece 5 and the engaging hole 6 are respectively formed in the recess 3, and the auxiliary engaging piece 7 and the auxiliary engaging hole 8 are respectively formed on the side end surfaces of the cover member 1. Similarly, it is positioned below the outer peripheral surface level of the cover member 1. Further, since each recess 3 is formed in an inward projecting shape , the inward projecting end is fitted to the core 14 portion of the covered electric wire 12 and covered as shown in FIG. 3, FIG. 6 and FIG. The cover 13 is hooked at both ends, and coupled with the sandwiching of the sandwiching material 9 , it is possible to surely prevent the covered wire 12 from slipping, and the covered wire 12 can always be repaired reliably. Further, since the sandwiching material 9 is flexible, it can be securely sandwiched by sufficiently supporting the covered electric wires 12 having different outer diameters.
[0012]
Then, when the repair of the covered electric wire 12 is completed, as shown in FIGS. 3 to 7, the poly pipe 15 is inserted into the repair portion of the covered electric wire 12 and the covered electric wire 12 is reliably protected. At this time, as described above, the hinge 4, the engagement piece 5, the auxiliary engagement piece 7, and the engagement hole 6 and the auxiliary engagement hole 8 are respectively immersed below the outer peripheral surface level of the cover member 1. There is no hindrance when inserting the poly pipe 15, and the poly pipe 15 can always be inserted very smoothly and quickly and reliably.
[0013]
In the above embodiment, not only the engagement piece 5 and the engagement hole 6 but also the auxiliary engagement piece 7 and the auxiliary engagement hole 8 are formed as engagement members for engaging the cover member 1. However, the present invention is not limited to this, and only the engagement piece 5 and the engagement hole 6 may be formed as necessary.
[0014]
【The invention's effect】
According to the first aspect of the present invention, depending on the above, one side of the pair of semi-cylindrical cover members on both sides is connected via a hinge so as to be openable and closable, and the other side is freely engageable via a locking member. An electric wire repairing cover, wherein the hinge and the engaging member are provided in recesses formed inwardly projecting at both side edges of the central portion along the longitudinal direction of the both side covering members. At the same time, the recesses are formed to a required depth so that the hinges and the engaging members are respectively immersed below the level of the outer peripheral surface of the center part of both side cover members, so that the covered wire can be repaired reliably. not only, cover - always on both sides cover the hinges and fastening members even when the closing operation of the member - be those that can that allowed to immersive below the central portion outer peripheral surface level of the member, and thus, please allowed to insert a poly tube Also Example disturbed and becomes possible without like, always very Sum poly tube - to's, moreover, those which can be allowed to insert quickly, and reliably.
[0015]
According to the second aspect of the invention, depending on the above, the hinge is formed in a thick shape at the center and is formed in a thin shape on both sides in order to bend along the connecting portions on both sides. When the cover member is closed, it can be bent around the thin portions on both sides, and as a result, the hinges are always compactly projected without protruding outward from the both side cover members . It is possible to immerse yourself in a fold.
[0016]
Depending above, according to the third aspect of the present invention, the recess required length to allowed to hook the cover end face at both ends and fitted to the exposed core portions of the covered electric wire to be repaired and the inwardly projecting end When the cover members on both sides are closed , the inwardly projecting ends of the recesses can be fitted to the exposed core parts and can be hooked to both ends of the cover. Together with the sandwiching of the sandwiching material, it is possible to surely prevent the covered wire from slipping.
[0017]
According to the invention described in claim 4, depending on the above, the pair of semi-cylindrical cover members on both sides are each provided with a flexible sandwiching material on the inner peripheral surface so as to sandwich the covered electric wire with the core wire exposed. Since it is provided, it is possible to sufficiently handle the covered electric wires having different outer diameters and securely hold them.
[Brief description of the drawings]
FIG. 1 is a plan view of an opened state showing an embodiment of the present invention.
FIG. 2 is a side view of the opened state showing an embodiment of the present invention.
FIG. 3 is a front view showing a state in which the cover member 1 of the embodiment is closed and attached to the covered electric wire 12 and the poly pipe 15 is inserted.
4 is a cross-sectional view taken along line AA in FIG.
5 is a cross-sectional view taken along line BB in FIG. 3. FIG.
6 is a cross-sectional view taken along the line CC of FIG.
7 is a cross-sectional view taken along line DD of FIG.
FIG. 8 is a plan view showing an open state of a conventional example.
FIG. 9 is a side view showing a closed state of a conventional example.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Cover member 3 Recessed part 4 Hinge 5 Engagement piece 6 Engagement hole 9 Clamping material 12 Covered electric wire 13 Covered part 14 Core wire 15 Poly pipe

Claims (4)

An electric wire repair cover in which one side of a pair of semi-cylindrical cover members on both sides is openably and closably connected via a hinge, and the other side is freely engageable via an engaging member. hinge and fastening members on both sides cover - with provided longitudinally along the recess formed in each inwardly projecting shape at its central portion both side edges of the member, each of said recesses on both sides respectively a hinge and fastening members A cover for repairing an electric wire, characterized in that the cover is formed to a required depth so as to be immersed below the level of the outer peripheral surface of the central part of the cover member .   2. The electric wire repair device according to claim 1, wherein the hinge is formed with a thick wall at the center thereof so as to be bent along the connecting portions on both sides, and is formed with a thin wall on both sides. Cover. Recess is characterized by comprising formed into a required length to allowed to hook the cover end face at both ends and fitted to the exposed core portions of the covered electric wire to be repaired and the inwardly projecting end, claim 1 Or the electric wire repair cover of 2. The pair of semi-cylindrical cover members on both sides are each provided with a flexible sandwiching material on the inner peripheral surface so as to sandwich a covered electric wire with an exposed core wire . The electric wire repair cover according to any one of 3 above.

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