JP5694419B2 - Fixing device - Google Patents

Description

  The present invention relates to a fixture that can aggregate and fix a plurality of wires such as electric wires and cables, and that can fix a member to be positioned. The present invention relates to a fixing device that can be firmly fixed.

  Conventionally, a coated bind wire is used when various electric wires are fixed. For example, as shown in Patent Document 1, a jumper wire connected to an overhead power transmission line is connected to a switch attached to a utility pole. The wire is cut or removed, and the hanging jumper wire is fixed to the overhead power transmission line with a covering bind wire. In addition, as shown in Patent Document 2, when connecting a connection line to an overhead power transmission line via a branch line, the branch line is fixed to the overhead power transmission line, or as shown in Patent Document 3 In the configuration in which the pull-down line is connected to the transformer via the cut-out device, a bypass line is connected between the pull-down line and the transformer by using a PD clamp because the cut-out device has failed, and the remainder of the bypass line is When the length is fixed to the pull-down line, it is fixed using the covering bind line.

JP 2009-164078 A JP 2010-022173 A JP 2009-165334 A

However, it is very difficult to fix the electric wire with the covered binding wire in the indirect hot wire operation, and it is often impossible to fix the electric wire firmly. For this reason, it took time for the fixing work, and even if it was intended to be fixed, it could not be fixed sufficiently, and there was a concern that the fixed state would be lost.
Moreover, if it can utilize not only when fixing an electric wire but holding the installed member so that it may not slip | deviate from the position, it will become possible to give versatility.

  This invention is made | formed in view of the situation which concerns, and makes it the main subject to provide the fixing tool which can be fixed to the wire materials, such as an electric wire, the member to position, etc. easily and firmly.

  In order to achieve the above object, a fixing device according to the present invention is configured by a base body provided with a locking mechanism, and a pair of plate-like members having one end fixed to the base body and extending in an arc shape from the base body. The fixed-side bending piece and the other end portion of the fixed-side bending piece are rotatably supported by the shaft, and are extended in an arc shape from the shaft-supported portion between the pair of plate-like members of the fixed-side bending piece. A movable-side bending piece provided with a movable locking portion (for example, a movable locking portion that is locked by the locking mechanism and constitutes the clutch mechanism) that can be rotated and locked by the locking mechanism of the base body on the outer peripheral surface; And a grip portion provided on the opposite side to the side on which the fixed-side curved piece of the base is provided.

  Therefore, to fix a wire such as an electric wire or a cable using such a fixing device, for example, approach the wire to be gripped with an indirect live wire gripping tool and fix the movable side curved piece to the wire. On the other hand, the movable side curved piece is pressed from the side, and the movable side curved piece is rotated once around the other end portion of the fixed side curved piece, and the electric wire to be supported is arranged between the fixed side curved piece and the movable side curved piece. After that, the movable side bending piece is rotated so as to be close to the fixed side bending piece (by rotating so as to narrow the space between the movable side bending piece and the fixed side bending piece). The electric wires arranged between the curved pieces can be tightened and firmly fixed.

Moreover, the present invention is characterized in that a bulging portion that bulges at least outside of the movable side bending piece is provided at the tip of the movable side bending piece .
According to such a configuration, when the movable side bending piece is moved using the indirect hot line tool and the fixed object between the two bending pieces is tightened, the indirect hot line tool is locked to the bulging portion. It becomes easy to rotate, and it is possible to easily perform a tightening operation using an indirect hot wire tool.

Moreover, it is preferable that the holding surface of the said holding part is orthogonal to the surface containing the said fixed side bending piece and the said movable side bending piece.
By adopting such a configuration, it becomes easier to apply a pressing force when performing an operation of pressing the movable curved piece against an electric wire or the like while holding the holding part with an indirect live wire holding tool (the holding surface of the holding part). If it is parallel to the surface including the fixed curved piece and the movable curved piece, the indirect live wire gripping tool will easily slip off from the gripping part during pressing), and the fixing tool must be securely attached. Is possible.

Further, the base body or the gripping part is provided with a lock release part for releasing the locking state of the locking mechanism provided on the base body and the movable locking part by locking an indirect live tool. Good.
By adopting such a configuration, it becomes possible to release the fixed state between the locking mechanism provided on the base body and the movable locking portion provided on the movable side bending piece using an indirect hot wire tool. From the fixation to the release of the object to be fixed by the fixing device, the work can be easily performed with the indirect hot wire tool.

In addition, you may make it provide the base | substrate mentioned above, the said fixed side bending piece, and the said movable side bending piece at intervals in the said holding part.
According to such a configuration, the fixed wire can be fixed at a plurality of positions at intervals, and a part of the fixed-side curve is provided so that a protective tube for insulating and protecting the electric wire does not deviate from a predetermined position. It is possible to apply to a usage in which the electric wire is fixed by the piece and the movable side bending piece, and the protective tube is fixed by the remaining fixed side bending piece and the movable side bending piece.

  As described above, according to the present invention, the fixing device can be rotated to the base provided with the locking mechanism, the fixed-side curved piece extending in an arc shape from the base, and the other end of the fixed-side curved piece. The movable-side curved piece provided with a movable locking portion that is supported on the outer periphery and extends in the shape of an arc and is locked to the locking mechanism on the outer peripheral surface, and a gripping portion provided on the base. Therefore, it becomes possible to easily and firmly fix a wire rod such as an electric wire or a member to be positioned.

  In addition, by providing at least the bulging part bulging outward at the tip of the movable side bending piece, it becomes easier to lock the indirect live tool, and the movable side bending piece can be used with the indirect live line tool in indirect hot-line work. It becomes easy to move and fasten the fixed object.

  Furthermore, by providing the gripping surface of the gripping part substantially orthogonal to the surface including the fixed-side curved piece and the movable-side curved piece, the movable-side curved piece can be easily pressed against the object to be fixed. There is no inconvenience that the state of being accidentally removed.

  Furthermore, the base or the gripping part is provided with a lock releasing part for releasing the locking state of the locking mechanism provided on the base and the movable locking part by locking the indirect hot wire tool, so that It is possible to easily perform from installation to removal with an indirect hot wire tool.

  In addition, the same fixed object can be fixed at a plurality of locations by fixing a plurality of bases, fixed-side curved pieces, and movable-side curved pieces at intervals in the gripping part. Thus, it can be used even when these relative positions are fixed, and versatility can be provided.

FIG. 1 is a view showing a fixing device according to the present invention, (a) is a perspective view thereof, showing a state in which a fixed-side bending piece and a movable-side bending piece are overlapped, and (b) is a front view thereof. It is a figure and shows the state where the fixed side bending piece and the movable side bending piece are separated. FIG. 2 is a diagram illustrating an operation procedure of an electric wire fixing method using a fixing device according to the present invention, and (a) is a diagram illustrating a state immediately before approaching an electric wire and pressing a movable side bending piece against the electric wire; (B) is a figure which shows the state which rotated the movable side curved piece and positioned the electric wire between the fixed side curved piece and the movable side curved piece. FIG. 3 is a diagram showing a continuation of the operation procedure of the electric wire fixing method using the fixing device according to the present invention, in which the bulging portion provided at the distal end portion of the movable side bending piece is engaged with the indirect hot wire tool. It is a figure which shows the state which pushes up and clamps an electric wire between a movable side curved piece and a fixed side curved piece. FIG. 4 is a diagram for explaining an operation of releasing the fixed state of the electric wire according to FIG. FIG. 5 is a diagram for explaining an example of use of the fixing device according to the present invention. FIG. 5A is a diagram in which a switch is replaced in a configuration in which a switch is provided via a jumper wire in the middle of an overhead power transmission line. The figure which shows the example which uses a fixture when supporting the jumper wire cut | disconnected to the overhead power transmission line, (b) in the case of connecting a connection line via the branch line from the middle of a power transmission line, The figure which shows the example which uses a fixing device when supporting a branch line to an overhead power transmission line, (c) is PD in the state which has connected the high voltage underline to the transformer via cutout, and PD It is a figure which shows the example which uses a fixture when connecting the bypass line which bypasses a cutout using a clamp between a high voltage | pressure underline and a transformer, and supporting the surplus length of a bypass line to a down line. 6A and 6B are diagrams showing another configuration example of the fixing device according to the present invention, FIG. 6A is a perspective view thereof, and FIG. 6B is a diagram for fixing the relative position between the electric wire and the protective tube (a It is a figure which shows the example using the fixing device of).

  Hereinafter, embodiments of a fixing device according to the present invention will be described with reference to the drawings.

  In FIG. 1, a fixing device 1 includes a base body 2, one end portion fixed to the base body 2, a fixed-side curved piece 3 extending in an arc shape from the base body 2, and the other end portion of the fixed-side curved piece 3. The movable side bending piece 4 is rotatably supported via a support shaft 12 and is formed in an arc shape, and a grip portion 5 provided on the base body 2.

  The base body 2 houses therein a locking mechanism (not shown). This locking mechanism is known per se. For example, as shown in Japanese Examined Patent Publication No. 59-52276, the tooth hole 7 of the movable locking portion 6 provided on the outer surface of the movable-side curved piece 4 described later. And a lock body that engages with the gear, a lock that locks the lock body in a predetermined position, and the like. In a state where the inner peripheral surface of the fixed-side curved piece 3 is opposed, the inner peripheral surface of the movable-side curved piece 4 can be moved only in the direction in which the inner peripheral surface of the fixed-side curved piece 3 is brought closer (movable side). Between the locking mechanism of the base 2 and the movable locking portion 6 of the movable-side bending piece 4 so that it can be rotated only in the direction of narrowing the space between the bending piece 4 and the fixed-side bending piece 3). A clutch mechanism is configured.

  The fixed-side curved piece 3 whose one end is fixed to the base 2 is composed of a pair of plate-like members 3a extending from the base, and the pair of plate-like members 3a is a movable side described later. The curved pieces and the bulging portion are arranged side by side at intervals that do not hinder the movement.

  The movable side bending piece 4 pivotally supported on the other end of the fixed side bending piece 3 is provided with a movable locking portion 6 that locks with the locking mechanism of the base on the outer surface. The movable locking portion 6 has a portion of the outer peripheral edge of the movable bending piece 4 protruding somewhat outward, and a tooth hole 7 formed of a plurality of holes is formed at regular intervals on the outer peripheral surface of the protruding portion. ing.

  Further, a bulging portion 8 formed so as to bulge out at least outside of the movable side bending piece 4 is provided at the tip of the movable side bending piece 4. In this example, the bulging portion 8 is formed in an oval shape and has a larger cross-sectional shape than the cross-section of the distal end portion of the movable-side bending piece 4.

  In addition, if the fixed side bending piece 3 and the movable side bending piece 4 mentioned above are used for an aluminum electric wire, it is preferable to be comprised with an aluminum alloy, and if it is used for a copper wire, it is comprised with copper. Preferably it is done. Moreover, in order not to damage an electric wire, you may make it attach the elastic members 9 and 10 like a synthetic rubber to each internal peripheral surface of the fixed side bending piece 3 and the movable side bending piece 4. FIG.

  The gripping part 5 is formed so as to be grippable by an indirect live wire gripping tool such as an insulating jacket, and is provided on the side opposite to the side on which the fixed-side curved piece 3 of the base body 2 is provided. In addition, it is formed in a corrugated shape and is subjected to anti-slip processing, and is extended in a direction orthogonal to the plane including the fixed-side curved piece 3 and the movable-side curved piece 4. In addition, on the side opposite to the side on which the base body 2 is provided of the grip portion 5, there is provided an unlocking portion for releasing the locking state between the locking mechanism provided on the base body 2 and the movable locking portion 6. . In this example, the unlocking portion is movable with the locking mechanism by forming the ring-shaped member 11 in which the through-hole 11a is formed protruding from the gripping portion 5 and pulling the ring-shaped member 11 away from the gripping portion 5. The locked state with the locking portion 6 can be released.

  In the above configuration, in order to fix the two electric wires 15 to each other using the fixing device 1 described above, as shown in FIG. 2 (a), the gripping portion is gripped with an indirect hot wire gripping tool such as an insulating jacket. Then, the movable side bending piece 4 is approached to the position of the electric wire to be fixed toward the electric wire 15 side. Then, the movable-side bending piece 4 is pressed against the electric wire 15 from the side, and the movable-side bending piece 4 is pressed against the support shaft 12 at the other end of the fixed-side bending piece 3 as shown in FIG. The electric wire 15 is disposed between the fixed-side bending piece 3 and the movable-side bending piece 4 by making one rotation as the center.

  At this time, the gripping surface of the gripping part 5 is substantially orthogonal to the surface including the fixed-side bending piece 3 and the movable-side bending piece 4, so that the electric wire is held in a state where the gripping part 5 is gripped by an indirect live wire gripping tool. Even when the movable side bending piece 4 is pressed against the wire 15, it is easy to transmit the pressing force, and there is no inconvenience that the indirect live wire gripping tool slips off from the gripping portion 5 during the pressing, and the fixing work 1 is attached to the electric wire 15 Can be reliably performed.

  After that, as shown in FIG. 3, the back of an indirect live tool such as a bind hammer 16 is brought into contact with the bulging portion 8 provided at the tip of the movable bending piece 4 and locked in this state. The curved piece 4 is pushed up to narrow the space between the fixed curved piece 3 and the movable curved piece 4. Thereby, the electric wire 15 arrange | positioned between both curved pieces is clamp | tightened, and it becomes possible to fix firmly.

  In order to release the fixed state of the electric wire 15, as shown in FIG. 4, the tip of the bind hammer 16 is inserted into the through hole 11 a of the ring-shaped member 11 constituting the lock release portion, and the grip portion 5 By pulling away, the locked state of the locking mechanism provided on the base body 2 and the movable locking portion 6 is released, and the movable bending piece 4 can be rotated in the reverse direction. It becomes possible to cancel.

  Therefore, by using such a fixing device 1, it becomes possible to quickly and firmly fix a wire rod such as an electric wire without inconvenience even in indirect hot wire work.

  In the fixing device 1 as described above, for example, as shown in FIG. 5A, a switch is connected to an overhead power transmission line 23 stretched over a brace 21 via a insulator 22 via a jumper wire 24. In the configuration, when the jumper wire 24 is cut or removed from the switch 25 because the switch 25 has failed, it is used when the suspended jumper wire 24 is left in the overhead power transmission line 23 and fixed. Good. Further, as shown in FIG. 5 (b), the fixing device 1 includes a branch insulator formed on a post-post messenger wire 28 extending between power poles by branching a branch line 27 branched from an existing overhead power transmission line 23. In the configuration in which the connection line 26 is connected to the overhead power transmission line 23 via the branch line 27 while being supported via the branch line 27, the extra length of the branch line 27 is fixed to the overhead power transmission line 23, or FIG. c) In the configuration in which the pull-down line 31 is connected to the transformer 33 via the cut-out device 32, the pull-out line 31 and the transformer 33 using the PD clamp 34 because the cut-out device 32 has failed. The bypass line 35 can be connected between the two and the extra length of the bypass line 35 can be fixed to the pull-down line 31, and can be used in a wide range of places.

  In addition, although the structure mentioned above showed the example of the fixing device 1 which used the fixed side bending piece 3 and the movable side bending piece 4 as one set, it is not limited to such a fixing device 1, The fixed side bending piece 3 and A fixing device provided with a plurality of sets of the movable side bending pieces 4 may be used.

For example, as shown in FIG. 6A, the grip portion 5 is formed longer, and the base body 2, the fixed-side curved piece 3, and the movable-side curved piece 4 are respectively disposed near both ends of the grip portion 5. You may make it provide. In such a configuration, the ring-shaped member 11 that constitutes the unlocking portion may be constituted by a single member that is common to the locking mechanisms of the base 2 on both sides. A separate ring member 11 is provided for the locking mechanism of the base 2 so that it can be released independently.
In addition, since another structure is the same as that of the said structural example, it attaches | subjects the same code | symbol to the same location, and abbreviate | omits description.

In such a configuration, even when a wire such as an electric wire is fixed, it can be fixed at a plurality of locations, so that a more rigid fixed state can be obtained.
In addition to the wire rod, for example, as shown in FIG. 6B, one fixed-side bending piece 3 and the movable-side bending piece 4 so that the insulating protective tube 38 attached to the electric wire 37 is not displaced. Is fixed to the electric wire 37 using the other fixed side bending piece 3 and the movable side bending piece 4 to be fixed to the insulating protective tube 38, and the fixing device 1 is passed so as to pass the electric wire 37 and the insulating protective tube 38. It is also possible to fix the relative position between the electric wire 37 and the insulating protective tube 38.

  Therefore, according to such a configuration, it can be used not only when the same fixed objects can be fixed at a plurality of locations, but also when it is desired to fix the relative positions of different fixed objects. It becomes possible to have sex.

In the above-described configuration, the gripping part 5 is lengthened and the base body 2, the fixed-side curved piece 3 and the movable-side curved piece 4 are integrated with this, but the base body 2 is formed long and fixed thereto. A plurality of side curved pieces 3, movable side curved pieces 4, and gripping portions 5 may be provided at intervals.
Further, in the above configuration, the unlocking portion is provided in the gripping portion 5, but it may be provided in the base 2, and the unlocking portion is configured by the ring-shaped member 11. The lever may protrude from the surface of the grip portion 5 or the base 2.
Further, in the configuration shown in FIG. 6, an example in which two sets of the base body 2, the fixed-side bending piece 3, and the movable-side bending piece 4 are provided in the grip portion 5 is shown, but three or more sets may be provided. .

DESCRIPTION OF SYMBOLS 1 Fixing instrument 2 Base | substrate 3 Fixed side curved piece 4 Movable side curved piece 5 Grip part 6 Movable locking part 8 Swelling part 11 Ring member

Claims (4)

A base with a locking mechanism;
One end of the base is fixed to the base, and a fixed-side curved piece configured by a pair of plate-like members extending in an arc from the base;
The other end of the fixed-side curved piece is rotatably supported, and is extended in an arc shape from the pivotally supported portion, and is rotatable between a pair of plate-like members of the fixed-side curved piece, A movable-side bending piece provided with a movable locking portion that is locked to the locking mechanism of the base body on the outer peripheral surface;
A grip portion provided on the opposite side to the side on which the fixed-side bending piece of the base is provided;
Have
The fixed instrument, wherein a bulging portion bulging at least outside of the movable side bending piece is provided at a tip of the movable side bending piece . The fixing device according to claim 1 , wherein a gripping surface of the gripping part is substantially orthogonal to a surface including the fixed-side bending piece and the movable-side bending piece. The base body or the gripping part is provided with a lock release part that locks and releases the locking state of the locking mechanism provided on the base body and the movable locking part by locking the indirect live tool. The fixing device according to claim 1 or 2 , characterized in that The fixing device according to any one of claims 1 to 3 , wherein a plurality of the base body, the fixed-side bending piece, and the movable-side bending piece are provided at intervals in the grip portion.

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