JP5100269B2 - Connection aid for insulated operation rod - Google Patents

Description

  The present invention relates to a tool for assisting connection between an insulating operation rod used in indirect hot wire work of a high-voltage line and a tip tool attached to the tip of the insulation operation rod.

  In indirect live-line work that is performed without direct contact with the high-voltage line, a tip tool according to the work purpose, such as a cutting tool, a gripping tool, a bolt fastening tool, and a Kiza seat adapter, is attached to the tip of the insulation operating rod. Installation and work using this insulating operating rod are performed. Work conditions in high-voltage line construction and the like vary depending on the shape of the building, obstacles, and the like, and workers are required to cope with such changes. In particular, in an indirect hot wire operation performed using an insulating operation rod or the like, it is often difficult to cope with it.

  From the above situation, it is required to improve the operability of the insulating operation rod, and the following is disclosed as a conventional invention that meets such a purpose. The tool according to the conventional invention fixes a handle member capable of moving back and forth in a horizontal direction to a lower end of a short cylindrical body provided with a connection fitting that can be coupled to a metal mouth of a common insulating operation rod at an upper end portion thereof, and the short length A grip member that can be idled is attached to the cylindrical body so that the grip member does not detach from the short cylindrical body, thereby enabling the common insulating operation rod to rotate by rotating the handle member, Moreover, it is said that a rotational torque and rotational speed can be changed (refer patent document 1).

Further, in FIG. 9, the structures of a general insulating operation rod 2 and a star-shaped adapter 3 are shown. The Kikuza adapter 3 is one of the end tools, and is disposed between the insulating operation rod 2 and the other end tools 200 as shown in FIG. 10 so that the fixing angle thereof can be adjusted. . As shown in FIG. 9, the attachment portion 5 provided at the upper end portion of the common operation rod 2 and the attachment recess portion 11 provided at the lower end portion of the Kikuza adapter 3 are connected to each other (see FIG. 9). Is a structure generally referred to as a twist lock type).
JP-A-2005-245111

  However, in the conventional structure, as shown in FIG. 10, the fixing angle of the tip tool 200 with respect to the insulating operation rod 2 is set only in the circumferential angle direction (see the two-dot chain lines K and K ′) of the Kikuza structure portion 15. It was not possible to adjust, and it was not able to cope with various work situations.

  Then, an object of this invention is to provide the instrument which can adjust the connection state of an insulation operating rod and a front-end tool more freely.

The present invention to achieve the above object is a connection assisting tool for an insulating operating bar that assists in connecting an insulating operating bar and a tip tool attached to the tip of the insulating operating bar, and is one end of a first bar-shaped member. The operation rod side connection portion in which the first connection structure portion connected to the insulation operation rod or the instrument attached to the insulation operation rod is provided in the portion, and the tip of the second rod-shaped member at the one end A first tool-like connecting part provided with a second connecting structure part for connecting to a tool or a tool attached to the tool, the first bar-like member, and the second bar-like member; Connecting means for variably connecting the angle formed between the rod-shaped member and the second rod-shaped member, and the connecting means includes a spherical body in which a plurality of convex portions or concave portions are formed, and the spherical body. Plural recesses or projections that can be fitted with the formed projections or recesses And made a pan member, at least one of the spherical body or the pan member, and characterized in that it is configured with a displacement means for the displaceable by operation of a user, the.

  According to the above configuration, the insulation operation rod and the tip tool are connected by interposing the insulation operation rod connection aid of the present application (hereinafter abbreviated as a connection aid) between the insulation operation rod and the tip tool. The state can be freely adjusted, and indirect hot-line work can be performed corresponding to various situations.

In addition, the connecting means includes a spherical body formed with a plurality of convex portions or concave portions, and a tray member formed with a plurality of concave portions or convex portions that can be fitted to the convex portions or the concave portions formed on the spherical body. In addition, as shown in FIGS. 2 (a) and 2 (b), for example, as shown in FIGS. The first rod-shaped member 26 (operation rod-side connecting portion 20) and the second rod-shaped member 31 (tip tool-side connecting portion 21) are formed of a spherical body 54 in which a convex portion 55 is formed and a tray in which a concave portion 51 is formed. It can be fixed at an arbitrary fixed angle by a mechanism such as a joint formed of the member 46.

  With this structure, as shown in FIGS. 4 (a) and 4 (b), the fixed angle of the tip tool side connecting portion 21 can be adjusted so that the axis thereof draws a circle and rotates on the same axis. become able to.

Further, in the above-described configuration, at least one of the first rod-shaped member and the second rod-shaped member may be provided with expansion / contraction means configured by nesting a plurality of cylindrical members having different diameters. .

  Thereby, since the length of the connection auxiliary tool itself can be adjusted, it becomes possible to adjust the connection state more freely.

In the above configuration, it is preferable that at least one of the first connection structure portion and the second connection structure portion has a star structure .

  According to this configuration, the fixing angle between the insulating operation rod and the tip tool can be adjusted extremely freely. That is, as shown in FIG. 3, a Kikuza structure portion 15 such as a known Kikuza adapter 3 attached to the tip of the insulating operation rod 2, and a first Kiza seat structure portion 25 of the connection aid 1 of the present application, Are connected to each other, as shown by two-dot chain lines H and H ′, the angle of the star structure parts 15 and 25 in the circumferential angle direction can be adjusted. As shown by I and I ′, the angle formed by the first rod-shaped member 26 and the second rod-shaped member 31 can be adjusted, and further, the second Kiza seat structure portion 29 at the tip of the second rod-shaped member 31; As shown by the two-dot chain lines J and J ′, the angle adjustment of the Kikuza structure portions 29 and 66 in the circumferential angle direction can be performed by the connection with the Kikuza structure portion 66 attached to the tip tool 65. .

In the above configuration, at least one of the first connection structure portion and the second connection structure portion may be a twist lock structure .

  According to this configuration, it is possible to directly attach the connection aid of the present application to the insulating operation rod, and it is possible to further interpose an instrument such as a Kiza seat adapter between the connection aid of the present application and the tip tool. It becomes.

As described above, according to the present invention, the connection state between the insulating operation rod and the tip tool can be adjusted extremely freely, and it is possible to cope with various situations at the work site.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In addition, the description is abbreviate | omitted about the place which show | plays the same or the same effect in different Example.

  In FIG. 1, an insulating operation rod connection auxiliary tool (hereinafter abbreviated as a connection auxiliary tool) 1 according to the present embodiment is shown. This connection assisting tool 1 is used by being connected to a star-shaped adapter 3 (see FIG. 6) attached to the tip of the insulating operation rod 2. Usually, a tool corresponding to the work purpose, for example, a cutting tool, a gripping tool, a bolt fastening tool, or the like is connected to the star structure 15 at the tip of the star adapter 3, but the connection aid 1 according to the present invention. Is arranged between the Kikuza adapter 3 and another tip tool so that the fixing angle of the tip tool can be arbitrarily adjusted.

  As shown in FIGS. 1 and 6, a mounting portion 5 is provided at the tip of the insulating operation rod 2. The mounting portion 5 includes a cylindrical portion 6, a convex portion 7 extending outward from the cylindrical portion 6, and a thread formed between the rod portion 8 and the cylindrical portion 6 of the insulating operation rod 2. It has the part 9 and the rotation part 10 screwed together by this thread part 9, and is comprised.

  On the other hand, a mounting recess 11 for receiving the mounting portion 5 is provided at the lower end portion of the Kikuza adapter 3. As shown in FIG. 6, the mounting recess 11 includes an inner diameter portion 12 that fits with the cylindrical portion 6, a slit portion 13 through which the convex portion 7 is inserted, and the convex portion that communicates with the slit portion 13. It has the latching | locking part 14 with which the part 7 is latched, and is comprised. Further, a Kikuza structure portion 15 is formed at the upper end portion of the Kikuza adapter 3, and the Kikuza structure portion 15 includes a plurality of protrusions 16 formed along an edge of a substantially circular shape in plan view. And a butterfly screw 17 arranged at the center of the circle.

  When connecting the insulating operating rod 2 having the above-described configuration and the Kikuza adapter 3, the cylindrical portion 6 is inserted into the inner diameter portion 12 so that the convex portion 7 proceeds in the vertical direction in the slit portion 13. The insulating operation rod 2 or the Kikuza adapter 3 is rotated in one direction (twist) so that the convex portion 7 advances in the slit portion 13 in the parallel direction, and the convex portion 7 is locked to the locking portion 14. Next, the rotating unit 10 is rotated and moved upward to bring the rotating unit 10 into contact with the lower end surface of the Kikuza adapter 3.

  The connection auxiliary tool 1 includes an operating rod side connecting portion 20 that is connected to the star structure 15 of the above-mentioned adapter 3 and a tip tool side connecting portion 21 that is connected to a predetermined tip tool.

  The operating rod side connecting portion 20 is configured to have a star structure 25, a rod portion 26, and a lock means 27, and the tip tool side connecting portion 21 is configured to have a star structure 29 and a rod portion 34. The operating rod side connecting portion 20 and the tip tool side connecting portion 21 are connected by a connecting means 35.

  The star structure 25 of the operating rod side connecting part 20 has a structure that can be engaged with the star structure 15 of the adapter 3, and has a plurality of convex parts 30 that are convex on the back side in FIG. In addition, a hole 31 through which the thread rod 18 into which the butterfly screw 17 of the capricorn adapter 3 is screwed is formed at the center thereof.

  The rod portion 26 of the operating rod side connecting portion 20 has the star structure 25 formed on one end side thereof, and connecting means 35 to be described later is connected to the other end side. In addition, a rotating portion 28 of the locking means 27 that is interlocked with the connecting means 35 is disposed at an intermediate portion of the rod portion 26.

  The star structure 29 of the tip tool side connecting portion 21 is a portion that meshes with the star structure structure connected to a predetermined tip tool, and has a plurality of convex portions 32 that are convex on the surface side in FIG. A hole 33 is formed at the center.

  The rod portion 34 of the tip tool side connecting portion 21 is formed with the above-mentioned star structure 29 on one end side, and connecting means 35 to be described later is connected to the other end side.

  2A and 2B, the structure of the connecting means 35 is shown. The mold connecting means 35 includes an operating rod side structure portion 40 provided at an end portion of the operating rod side connection portion 20 and a tip tool side structure portion 41 provided at an end portion of the tip tool side connection portion 21. Is done.

  The operating rod side structure 40 includes a cylindrical body 44, a slide rod 45, and a tray member 46. The cylindrical body 44 is fixed to the end portion of the rod member 26 of the operation rod side connecting portion 20. The rod member 26 is a cylindrical body, and an opening 50 at an end thereof communicates with the inside of the cylindrical body 44. The slide rod 45 is slidably inserted into the rod member 26 and extends into the cylindrical body 44 from the opening 50. The slide rod 45 is connected to the rotating portion 28 of the locking means 27 through a known screw structure inside the rod member 26. By rotating the rotating portion 28 as indicated by the arrow A, the arrow It is made to advance and retreat like B. The tray member 46 is fixed to the end of the slide rod 45, has a curved surface that is recessed with respect to the spherical portion 54, and a plurality of recesses 51 are formed on the curved surface.

  The tip tool side structure portion 41 includes a cylindrical body 53 and a spherical body 54. A spherical body 54 is integrally formed at the distal end of the rod member 31 of the distal tool side connecting portion 21, and a plurality of convex portions 55 are formed on the spherical body 54. The cylindrical body 53 is disposed at the end of the rod member 31 so as to accommodate the spherical body 54 therein. The diameter of the opening 56 on the rod member 31 side of the cylindrical body 53 is larger than the rod member 31 and smaller than the spherical body 54. Thereby, the cylindrical body 53 will be in the state hold | maintained at the rod member 31 and the spherical body 54, maintaining a freedom degree.

  2 (a) and 2 (b), the two cylindrical bodies 44 and 53 are drawn apart from each other, but this is for convenience of explanation, and both cylinders are used in the finished product. The shaped bodies 44 and 53 are connected and fixed by welding or the like.

  According to the above configuration, the rotating member 28 of the locking means 27 is rotated to slide the tray member 46 toward the spherical body 54, and the tray member 46 and the spherical body 54 are brought into pressure contact with each other. The convex portion 55 of the spherical body 54 is fitted, and the fixing angle between the operating rod side connecting portion 20 (rod member 26) and the tip tool side connecting portion 21 (rod member 31) is determined.

  Moreover, according to the said structure, as shown in FIG. 3, two points | pieces are connected by the connection of the Kikuza structure part 15 of the Kikuza adapter 3 and the Kikuza structure part 25 of the operation-bar side connection part 20 of the connection auxiliary tool 1. As indicated by chain lines H and H ′, the fixing angle of the operating rod side connecting portion 20 with respect to the insulating operating rod 2 can be adjusted. Further, due to the action of the connecting means 35, as shown by two-dot chain lines I and I ′, the fixing angle of the rod portion 31 of the tip tool side connecting portion 21 is set with respect to the rod portion 26 of the operating rod side connecting portion 20. Can be adjusted. Further, by connecting the star structure 29 of the tip tool side connecting portion 21 to the star structure 66 of the tip tool 65, the tip tool with respect to the tip tool side connecting portion 21 as shown by two-dot chain lines J and J '. 65 fixed angles can be adjusted. Furthermore, as shown in FIGS. 4A and 4B (the view showing the movement of the tip tool side connecting portion 21 when FIG. 3 is viewed from the right side surface), the tip tool side connecting portion 21 has its axis. The fixed angle can be adjusted so as to draw a circle (see FIG. 4A) and rotate on the same axis (see FIG. 4B).

  As described above, according to the present configuration, the fixing angle of the tip tool 65 with respect to the insulating operation rod 2 can be determined extremely freely, so that workability can be improved in response to various work situations. .

  In addition to the structure of the first embodiment, the connection assisting tool 51 according to the present embodiment shown in FIG. 5 expands and contracts to each of the rod member 66 of the operation rod side coupling portion 60 and the rod member 71 of the tip tool side coupling portion 61. Mechanisms 75 and 76 are provided. As the telescopic mechanisms 75 and 76, for example, a well-known telescopic mechanism used for a portable telescope, a fishing rod or the like in which a plurality of cylindrical members having different diameters are arranged in a nested manner is used. By the expansion and contraction mechanisms 75 and 76, the convenience can be further improved as compared with the structure of the first embodiment.

  The connection assisting tool 81 according to this embodiment shown in FIG. 6 is replaced with the above-mentioned Kikuza structure portion 25 at the end of the rod member 96 of the operation rod side connecting portion 90, as compared with the structure of the second embodiment. A mounting recess 105 is provided. The mounting recess 105 has the same structure and function as the mounting recess 11 provided at the lower end of the star adapter 3 described in the description of the first embodiment, and is provided at the tip of the insulating operation rod 2. An inner diameter portion 106 into which the columnar portion 6 (see FIG. 9) of the mounting portion 5 is fitted, a slit portion 107 through which the convex portion 7 of the mounting portion 5 is inserted, and the convex portion 7 communicating with the slit portion 107. And a locking portion 108 to be locked. With this structure, the operating rod side connecting portion 2 can be directly attached to the insulating operating rod 2.

  The connection assisting tool 111 according to the present embodiment shown in FIG. 7 is replaced with the above-mentioned Kiza seat structure portion 29 at the end of the rod member 131 of the tip tool side connecting portion 121 as compared with the structure of the second embodiment. The attachment part 135 is provided. The mounting portion 135 has the same structure and function as the mounting portion 5 provided at the tip of the insulating operation rod 2 described in the description of the first embodiment. The columnar portion 136 and the convex portion described above. 137, a threaded portion 138, and a rotating portion 139. With this structure, for example, a tip tool such as the above-mentioned spotted adapter 3 can be attached to the tip tool side connecting portion 121.

  The connection aid 141 according to the present embodiment shown in FIG. 8 is attached to the end portion of the rod member 156 of the operation rod side coupling portion 150 in place of the above-mentioned constellation structure portion 25 as compared with the second embodiment. A concave portion 105 is provided, and an attachment portion 135 is provided at the end portion of the rod member 161 of the tip tool side connecting portion 151 in place of the above-mentioned constellation structure portion 29. With this structure, the operating rod side connecting portion 150 can be directly attached to the insulating operating rod 2, and a tip tool such as the above-mentioned spotted adapter 3 can be attached to the tip tool side connecting portion 151.

It is a figure which shows the structure and usage example of the connection auxiliary tool for insulation operation bars concerning Example 1 of the present invention. (A), (b) is a figure which shows the structure of the connection means of the connection auxiliary tool for insulation operating bars which concerns on Example 1. FIG. It is a figure which shows the part which can be adjusted with the connection auxiliary tool for insulation operation bars concerning Example 1. FIG. (A), (b) is a figure which shows the movable range of the tip tool connection part which concerns on Example 1. FIG. It is a figure which shows the structure of the connection auxiliary tool for insulation operating bars which concerns on Example 2 of this invention. It is a figure which shows the structure of the connection auxiliary tool for insulation operating bars which concerns on Example 3 of this invention. It is a figure which shows the structure of the connection auxiliary tool for insulation operating bars which concerns on Example 4 of this invention. It is a figure which shows the structure of the connection auxiliary tool for insulation operation bars which concerns on Example 5 of this invention. It is a figure which shows the structure and connection state of an insulation operating rod and a Kiza seat adapter. It is a figure which shows the part which can be adjusted in the connection of the star-shaped adapter and tip tool in a conventional structure.

Explanation of symbols

1, 51, 81, 111, 141 (For insulation operation rod) Connection aid 2 Insulation operation rod 3 Kikuza adapter 20, 60, 90, 120, 150 Operation rod side connecting portion 21, 61, 91, 121, 151 Tip Tool side connecting part 15, 25, 29 Kikuza structure part 26, 34, 66, 71, 96, 101, 126, 131, 156, 161 Rod part 27 Locking means 28 Rotating part 35 Connecting means 44, 53 Tubular part 45 Slide rod 46 Sampling member 51 Concave part 54 Spherical body 55 Convex part 75, 76 Extending and contracting means

Claims (4)

A connection auxiliary tool for an insulating operation bar that assists in connection between an insulating operation bar and a tip tool attached to the tip of the insulating operation bar,
An operating rod side connecting portion in which a first connecting structure portion connected to the insulating operating rod or an instrument attached to the insulating operating rod is provided at one end of the first rod-shaped member;
A tip tool side connecting portion in which a second connecting structure portion for connecting to the tip tool or a tool attached to the tip tool is provided at one end of the second rod-shaped member;
A connecting means for connecting the first rod-shaped member and the second rod-shaped member such that the angle formed by the first rod-shaped member and the second rod-shaped member is changeable;
Equipped with,
The connecting means includes
A spherical body formed with a plurality of convex portions or concave portions, and
A saucer member formed with a plurality of recesses or projections that can be fitted to the projections or recesses formed in the spherical body;
Displacement means for allowing at least one of the spherical body or the tray member to be displaced by a user operation,
A connection auxiliary tool for an insulating operation rod , characterized in that it is configured to have an insulating rod. Wherein at least one of the first rod-like member and the second rod-like member, according to claim 1, wherein the plurality of tubular members having different diameters and having an elastic means constituted arranged nested Connection aid for insulated control rod. 3. The connection assisting tool for an insulating operation rod according to claim 1, wherein at least one of the first connection structure portion and the second connection structure portion is a star-shaped structure. The connection for an insulated operation rod according to any one of claims 1 to 3 , wherein at least one of the first connection structure portion and the second connection structure portion is a twist lock type structure. Auxiliary tool.

Images