JP6610155B2 - Insulator hotline binding for indirect hotline construction - Google Patents

Description

  The present invention relates to an insulator binding for indirect hot wire construction. In particular, it is an insulator binding that supports a covered electric wire laid on a power pole to an insulator, and using an insulating operation rod suitable for indirect hot-wire construction in which electric work is performed in an uninterruptible state, the covered electric wire can be easily attached to the insulator. It is related with the structure of the insulator binding for indirect hot wire construction which can be attached or detached.

  Generally, the insulator is made of porcelain as a material and attached to a brace supported by a utility pole. The insulator supports and insulates the high-voltage electric wire (covered electric wire). Among such insulators, the pin insulator is provided with an umbrella-like insulator (porcelain) on top of a pin-like metal rod.

  The pin insulator fixes (tightens) the electric wire using a molded hard metal wire called a winding bind. For example, the winding binding is a semi-arc-shaped lever locking portion that can be engaged with the neck portion of the pin lever, and a pair of spirals that extend in the direction in which the electric wire extends from the lever locking portion and can be wound around the outer periphery of the electric wire. It is comprised by the shape electric wire latching | locking part. In general, such a wound binding is covered with an insulating coating.

  FIG. 11 is a diagram illustrating a configuration of a winding binding tip tool according to an example, FIG. 11A is a front view of the winding binding tip tool, and FIG. 11B is a winding binding tip tool. FIG.

  Referring to FIG. 11, a wound binding tip tool (hereinafter, abbreviated as a tip tool) 9 according to an example includes a disk-shaped chrysanthemum portion 91 at the base end portion. The Chrysanthemum part 91 can be attached to and detached from the Chrysanthemum part 82 provided at the tip of the Chrysanthemum adapter 8 described later (see FIG. 10).

  Referring to FIG. 11A, the tip tool 9 is bifurcated on the tip side. The tip tool 9 includes a ring portion 9r at one tip portion. The ring portion 9r includes a pair of protrusions 91t and 91t that protrude toward the inside. The pair of protrusions 91t and 91t are arranged so as to face each other. Further, the tip tool 9 includes a pickle-shaped insertion portion 9p at the other tip portion. The insertion part 9p has a pair of blades 90b and 90b at both ends. The tip tool 9 shown in FIG. 11 is called, for example, a winding grip with a chrysanthemum seat.

  Referring to FIG. 11, the Kiza seat adapter 8 is attached to the tip tool 9 (see FIG. 10). Further, the Kikuza adapter 8 is attached to the tip of the insulating operation rod 7 (see FIG. 8 or FIG. 9). In the above state, the winding binding is introduced into the ring portion 9r from the end portion thereof, and the ring portion 9r is moved from the center portion of the winding binding toward the end portion, and the wire W is screwed around. Thus, the winding binding can be wound around the electric wire W.

  On the other hand, referring to FIG. 11, when removing the winding binding from the electric wire, one blade 90 b is inserted between the outer periphery of the electric wire W and the winding binding (see FIG. 14), and winding is performed from the outer periphery of the electric wire W. Separate the attached binding. The winding binding is introduced into the inside of the ring portion 9r from the end portion thereof, and the ring portion 9r is moved from the central portion of the winding binding toward the end portion, and the periphery of the electric wire W is screwed in the direction opposite to that during winding. The winding binding can be removed from the electric wire W by making it advance.

  However, referring to FIG. 11, since the ring portion 9r is made of metal, when the winding binding is introduced into the ring portion 9r and is screwed while being slid into the winding binding, the insulating coating of the winding binding is obtained. There was a worry to damage. Further, the ring portion 9r may come into contact with the electric wire and damage the insulating coating of the electric wire W.

  For this reason, referring to FIG. 11, a string (not shown) tied in a loop shape is locked to the protrusion 91t, and a winding binding is introduced into the inside of the string, and the center of the winding binding is By winding the string from the portion toward the end, the winding binding can be wound around the electric wire without damaging the winding binding and the electric wire W.

  However, in the case of a string that can be easily deformed, the loop may be closed, and it is difficult to introduce a winding binding inside the string using the insulating operation rod 7 (see FIG. 8). was there.

  In order to deal with such problems, the winding binding can be attached to the end of the winding binding, and the winding binding and the electric wire can be easily wound without damaging the winding binding and the electric wire, An auxiliary tool for winding and binding is disclosed (for example, see Patent Document 1).

  Further, there is disclosed an insulator binding for indirect hot wire construction that can easily fix an electric wire to an insulator without winding the winding bind around the electric wire even if the electric wire is curved in an arc shape (see, for example, Patent Document 2). ).

JP 2007-242501 A JP 2009-118561 A

  FIG. 4 is a perspective view showing a configuration of a winding binding aid according to the prior art. FIG. 5 is a plan view showing a configuration of a winding bind according to an example. FIG. 6 is a perspective view showing a configuration of the winding binding according to an example, and is a state diagram in which the winding binding is wound around the pin insulator and the electric wire. FIG. 7 is a plan view showing a configuration of the winding binding according to an example, and is a state diagram in which the winding binding is wound around the pin insulator and the electric wire shown in the cross section. 4 to 7 of the present application correspond to FIGS. 1 to 4 of Patent Document 1.

  FIG. 8 is a front view showing a configuration of an example of an insulating operation rod. FIG. 9 is an enlarged perspective view of a tool portion provided at the distal end portion of the insulating operation rod. FIG. 10 is a front view showing a configuration of an example of a Kikuza adapter that can be attached to the tool portion of the insulating operation rod.

  FIG. 11 is a diagram showing the configuration of a winding binding tip tool according to the prior art, FIG. 11 (A) is a front view of the winding binding tip tool, and FIG. 11 (A) is a winding binding tip tool. It is a left view of a tool. FIG. 12 is a rear view showing a configuration of a winding binding tip tool according to the prior art, and is a state diagram in which a star adapter is mounted on the winding binding tip tool.

  FIG. 13: is a perspective view which shows the structure of the auxiliary tool for winding binding by a prior art, and is a state figure which winds the winding binding around an electric wire. FIG. 14 is an enlarged perspective view of a main part of the winding binding tip tool according to the prior art, and is a state diagram in which the winding binding is removed from the electric wire. 13 of the present application corresponds to FIG. 8 of Patent Document 1, and FIG. 14 of the present application corresponds to FIG. 9 of Patent Document 1.

  Referring to FIG. 4, an auxiliary tool for winding and binding (hereinafter abbreviated as “auxiliary tool”) C according to the prior art is constituted by, for example, a single tube (linear material) made of vinyl chloride resin. And the auxiliary tool C is closed by a pair of extension part Ce * Ce and the connection part Cj, and is provided with the loop part Cr. The pair of extending portions Ce / Ce extends in a state where the opening Ck is provided in the terminal by folding back one tube and aligning both end portions to make a single knot. The loop portion Cr is continuously provided from the extending portion Ce via the connecting portion Cj.

  Referring to FIG. 5, the winding bind B is made of a steel wire or the like, and the outer periphery thereof is covered with insulation. The winding bind B includes a lever locking portion formed at the center and a pair of wire locking portions Bw and Bw extending on both sides of the lever locking portion Bg. The insulator locking portion Bg is formed in a semicircular arc shape. And the insulator latching | locking part Bg can latch the electric wire W to the neck part Gn hollow from the outer periphery of the insulator G, as shown in FIG.

  If FIG. 5 is referred, the electric wire latching | locking part Bw is formed in the helical form from the insulator latching | locking part Bg to the terminal part Bt. And the electric wire latching | locking part Bw can wind the electric wire W, as shown in FIG. 6 or FIG. The end portion Bt of the wire locking portion Bw can be inserted into the opening Ck of the end portion Bt of the auxiliary tool C as will be described later.

  Next, the configuration of the insulating operation rod for operating the winding bind B will be described. Referring to FIG. 8 or FIG. 9, the insulating operation rod 7 includes a tool part 71, a handle part 72, and a grip part 73. The tool portion 71 is detachably attached to a later-described Kikuza adapter 8 (see FIG. 10). The grip portion 73 is provided with a slip stopper so that an operator can easily grip the grip portion 73. The handle part 72 connects the tool part 71 and the grip part 73 and is formed of a long tubular body having insulating properties.

  Referring to FIG. 8, a cone-shaped draining rod 7 a is attached to an intermediate portion of the handle portion 72. The drainer 7a can dam the water that advances from the tool part 71. Further, a conical limit rod 7b is attached to a connection portion between the handle portion 72 and the grip portion 73. The attachment position of the limit rod 7b indicates a limit at which the work can be safely performed in consideration of the insulation.

  Referring to FIG. 8 or FIG. 9, the tool part 71 has a shaft part 71a, a pair of pins 71b and 71b, a push rod 71c, and a ring nut 71d. The shaft portion 71 a protrudes in the axial direction of the handle portion 72. The pair of pins 71b and 71b protrude from the outer periphery of the shaft portion 71a in opposite directions. The push rod 71c is biased by a compression coil spring (not shown) built in the tool portion 71 so as to protrude from the tip surface of the shaft portion 71a.

  Referring to FIG. 8 or FIG. 9, the ring nut 71d is disposed below the shaft portion 71a. The ring nut 71d is screwed with the shaft portion 71a. When the ring nut 71d is rotated in one direction, it can come into contact with the bottom surface of the connecting portion 81 to be described later, and the star adapter 8 can be fixed. When the ring nut 71d is rotated in the other direction, the ring nut 71d is separated from the bottom surface of the connecting portion 81, which will be described later, and the star adapter 8 can be released.

  The insulating operation rod 7 shown in FIG. 8 or FIG. 9 is called a common operation rod because a tip tool having a different use can be used interchangeably with the tip portion.

  Next, the configuration of the Kikuza adapter will be described. Referring to FIG. 10, the star adapter 8 can be detachably attached to the tool portion 71 of the insulating operation rod 7 (see FIG. 8 or FIG. 9). The constellation adapter 8 includes a cylindrical connecting portion 81 and a constellation portion 82. The connecting portion 81 is provided on the proximal end side of the star-shaped adapter 8. On the other hand, the Kikuza part 82 is provided on the tip side of the Kikuza adapter 8.

  Referring to FIG. 10, the connecting portion 81 is formed in a cylindrical shape with an open bottom. The connecting portion 81 has a shaft hole 81a into which the shaft portion 71a (see FIG. 9) is fitted. The connection portion 81 has a pair of T-shaped engagement grooves 81b and 81b. After the pair of pins 71b and 71b (see FIG. 9) are inserted in the axial direction of the shaft hole 81a, the pair of pins 71b and 71b are rotated in the circumferential direction of the shaft hole 81a, thereby forming the engagement grooves 81b and 81b. Can be engaged.

  With reference to FIG. 9 or FIG. 10, such an engaging means is called a twist lock. In the state where the tool portion 71 and the connection portion 81 are fitted, the push rod 71c elastically presses the upper wall of the shaft hole 81a, and the ring nut 71d abuts against the bottom surface of the connection portion 81, thereby The tool part 71 can be securely fixed.

  Referring to FIG. 10, the seat 82 includes a substantially circular seat 82a and a male screw portion 82b. The Kikuza 82a has a plurality of ridges 821 protruding slightly from the surface thereof arranged on the circumference. The male screw portion 82b is erected from the approximate center of the chrysanthemum seat 82a. A wing nut 83 can be screwed into the male screw portion 82b.

  On the other hand, referring to FIG. 11, the tip tool 9 is provided with a chrysanthemum portion 91 at the base end portion. The Kikuza part 91 has a substantially circular Kikuza 91a and a notch 91b. The Kikuza 91a has a plurality of ridges 911 slightly protruding from the surface thereof arranged on the circumference. The notch groove 91 b is notched from the bottom surface of the chrysanthemum portion 91 toward the center portion.

  Referring to FIGS. 8 to 11, the Kikuza adapter 8 is fixed to the tool portion 71 of the insulating operation rod 7, and the male screw portion 82 b is inserted into the notch groove 91 b so that the Kikuza 82 a and the Kikuza 91 a come into contact with each other. Then, by fastening the wing nut 83 to the male thread portion 82b, the tip tool 9 can be set to an arbitrary inclination angle with respect to the direction in which the insulating operation rod 7 extends (see FIG. 12).

  Next, the attachment method of the winding binding using the auxiliary tool by a prior art is demonstrated. First, referring to FIG. 13, two auxiliary tools C are prepared. Next, the end portion Bt of the winding bind B is inserted into the opening Ck at the end of the extending portion Ce (see FIG. 4), and the auxiliary tool C is locked so as not to fall off from the winding bind B.

  Next, referring to FIG. 13, winding bind B using an insulating operation rod (so-called insulating Yatco) 6 having a tool portion 62 composed of a pair of gripping arms 6 a and 6 b that can be freely opened and closed at the tip portion. Is gripped by the pair of gripping arms 6a and 6b, and the lever locking portion Bg is locked to the neck portion Gn of the lever G.

  Next, with reference to FIG. 13, the loop portion Cr of the auxiliary tool C is gripped by the pair of gripping arms 6a and 6b. Next, the insulating operation rod 6 is operated to pull the end portion Bt of the winding bind B through the loop portion Cr in a direction substantially orthogonal to the direction in which the electric wire W extends.

  Next, referring to FIG. 13, by operating the insulation operating rod 6 and pulling the end portion Bt of the winding bind B through the loop portion Cr, the electric wire locking portion Bw of the winding bind B is connected to the electric wire. By turning in the direction of winding around W, the wire locking portion Bw can be wound around the wire W.

  Next, a method for removing a winding bind using an auxiliary tool according to the prior art will be described. First, referring to FIG. 14, using the tip tool 9 (see FIG. 11 or 12), the blade 90 b of the insertion portion 9 p is inserted between the end portion Bt of the winding bind B and the electric wire W, The end portion Bt is separated from the outer peripheral surface of the electric wire W.

  Next, using the insulating operation rod 6 (see FIG. 13), the loop portion Cr of the auxiliary tool C is hooked on one end portion Bt of the winding bind B (see FIG. 14), and The winding bind B can be removed from the electric wire W by turning the stop portion Bw in a direction to remove it from the periphery of the electric wire W.

  As described above, the winding binding auxiliary tool disclosed in Patent Document 1 can easily wind the winding binding around the electric wire without damaging the winding binding and the electric wire by using the insulating operation rod.

  However, the winding binding according to the prior art has a problem that the work efficiency is not good because the long insulating operation rod is turned and the electric wire is attached to and detached from the insulator. Further, the winding binding according to the conventional technique has a problem that the work efficiency is not good because two operation bars, that is, a common operation bar and an insulating Yatco are required. There has been a demand for an insulator binding that allows an electric wire to be easily attached to and detached from an insulator.

  15A and 15B are diagrams showing a configuration of a winding binding tip tool according to another example. FIG. 15A is a front view of the winding binding tip tool, and FIG. 15B is a winding binding tool. It is a left view of a tip tool.

  Referring to FIG. 15, a winding binding tip tool (hereinafter, referred to as a binding hitter) 90 according to another example includes a chrysanthemum portion 91, a C-shaped flange portion 92, and a rod portion 93.

  Referring to FIG. 15, the chrysanthemum part 91 has a substantially circular chrysanthemum 91a and a notch groove 91b. The Kikuza 91a has a plurality of ridges 911 slightly protruding from the surface thereof arranged on the circumference. The notch groove 91 b is notched from the bottom surface of the chrysanthemum portion 91 toward the center portion.

  Referring to FIG. 15, the flange portion 92 can engage the distal end portion with a winding bind B for fixing the electric wire W to the insulator G (see FIG. 6 or FIG. 7). The bar part 93 protrudes on the opposite side to the direction in which the collar part 92 protrudes. Moreover, the rod part 93 can engage a front-end | tip part with the insulator latching | locking part Bg provided in the winding binding B (refer FIG. 6 or FIG. 7). In addition, the name of the binding hammer is derived from the fact that the winding binding that supports the high-voltage distribution line on the insulator can be operated.

  Referring to FIGS. 8 to 11 and 15, the Kikuza adapter 8 is fixed to the tool portion 71 of the insulating operation rod 7, and the notch is formed so that the Kikusa 82 a and the Kikusa 91 a of the bind hammer 90 come into contact with each other. By inserting the male screw portion 82b into the groove 91b and fastening the wing nut 83 to the male screw portion 82b, the bind hammer 90 can be set to an arbitrary inclination angle with respect to the insulating operation rod 7. The bind striker 90 can operate the insulating operation rod 7 to attach / detach the wound bind B to / from the insulator G and the electric wire W.

  The bind hitter 90 shown in FIG. 15 has a simpler configuration than the tip tool 9 called a winding grip, but operates a long insulating operation rod to connect the winding bind B to the lever G and the electric wire. There is a problem that skill is required to attach to and detach from W. There has been a demand for an insulator binding that allows an electric wire to be easily attached to and detached from an insulator without requiring skill.

  Next, a configuration of the insulator binding according to another example will be described. FIG. 16 is a perspective view showing a configuration of an insulator binding according to another example. FIG. 17 is a perspective view showing the configuration of the insulator binding according to another example, and is a state diagram in which the electric wire is fixed to the insulator. 16 of the present application corresponds to FIG. 1 of Patent Document 2, and FIG. 17 of the present application corresponds to FIG. 3 of Patent Document 2.

  Referring to FIG. 16, the insulator bind D according to another example is made of a flexible linear body, and has a head Dh bent in an arc shape, a pair of extending portions Dt and Dt, and a pair of inversion portions. Dr. Dr. The head Dh is bent in an arc shape so as to have a predetermined inner diameter. Further, the head Dh is partially broken without looping. The head Dh can be gripped by a pair of gripping arms 6a and 6b (see FIG. 13).

  Referring to FIG. 16, the pair of extending portions Dt and Dt extend from the neck portion Dn of the head Dh in an arc shape, and then extend substantially in parallel toward the inversion portion Dr. The parallel portions of the pair of extending portions Dt and Dt are arranged to face each other with a smaller interval than the diameter of the neck portion Gn of the insulator G (see FIG. 17). By introducing the neck portion Gn of the lever G between the pair of extending portions Dt and Dt, the neck portion Gn of the lever G can be sandwiched (see FIG. 17).

  Referring to FIG. 16, the reversing part Dr is formed at the tip of the extending part Dt. The reversal part Dr is reversed in a J shape toward the head Dh. The electric wire W can be introduced into the reversing part Dr from the outer peripheral direction. Referring to FIG. 16 or FIG. 17, the pair of inversion parts Dr and Dr are inverted in the same direction, but one inversion part Dr and the other inversion part Dr are formed so that the inversion directions are different. May be.

  Referring to FIG. 17, the insulator G is supported in a state where it is raised from the arm metal A. The arm metal A is supported by the utility pole P in a substantially horizontal state. The insulator G has a cylindrical body part Gb, a shoulder part Gs, a neck part Gn, and a head part Dh.

  Referring to FIG. 17, the diameter of the head Dh is smaller than the diameter of the trunk Gb. The diameter of the neck Gn is smaller than the diameter of the head Dh. The shoulder Gs forms a slope that is inclined upward toward the neck Gn.

  Referring to FIG. 17, the electric wire W is introduced into the pair of inversion parts Dr and Dr, the head Dh of the insulator bind D is gripped by the pair of gripping arms 6 a and 6 b (see FIG. 13), and the head Dh is the neck When pulled in a direction away from Gn, the pair of extending portions Dt and Dt move to the neck Gn side of the insulator G along the slope of the shoulder Gs, whereby the electric wire W can be fixed to the insulator G.

  Referring to FIG. 17, the insulator bind D according to another example is such that even if the electric wire W is curved in an arc shape, the electric wire W can be easily fixed to the insulator G without winding the winding bind around the electric wire. Yes. However, it is difficult to move the lever bind D by gripping the head Dh of the lever bind D with the pair of gripping arms 6a and 6b, and it is not easy to fix the electric wire to the lever. There is a problem.

  There is a demand for an insulator binding for indirect hot wire construction that can easily and reliably fix an electric wire to an insulator without winding the winding bind around the electric wire. The above can be said to be the subject of the present invention.

  This invention is made in view of such a subject, and provides the insulator binding for indirect hot wire construction which can fix an electric wire to an insulator easily and reliably, without winding a winding binding around an electric wire. Objective.

  The present inventors lock a wire body having a pair of inverted parts inverted in a U shape to an electric wire, and use a common operation rod to provide a pointed body that can enter the neck part of the insulator at the tip part. Rotating the eye handle around the axis and the electric wire can be easily and securely fixed to the neck of the insulator, and based on this, the following new insulator binding for indirect hot wire construction was invented. It was.

  (1) The insulator binding for indirect hot wire construction according to the present invention uses an insulating operation rod having a tool part at the tip part, which can be used interchangeably for different end tools, and an electric wire is attached to the neck part recessed from the outer periphery of the insulator. Insulator binding for indirect hot wire construction that fixes a wedge-shaped pointed body that can enter the neck of the lever from the outer peripheral direction and a bottom end of the pointed body that is rotatable, and the insulation A rod-shaped eye handle having a cylindrical connection portion that can be detachably connected to the tool portion of the operation rod at the base end portion and a feed screw portion at an intermediate portion, and screw-coupled to the feed screw portion, the eye handle Is rotated around the axis, a block-like moving body that can be screwed in the axial direction of the feed screw portion, and a movable body that is rotatably connected to the moving body, in a direction substantially orthogonal to the axial direction of the eye handle, A line having a pivot shaft extending on both sides of the movable body A pair of extending portions that are bent substantially at right angles from both end portions of the rotating shaft portion, have a separation distance equal to or greater than the outer shape of the insulator, and extend substantially in parallel. A reversing portion that is formed at a tip portion of the extension portion, is reversed in a U shape toward the rotation shaft portion, and is capable of introducing an electric wire from an outer peripheral direction, and the pointed body is formed on the insulator. In contact with the neck portion, the pair of inversion portions are locked to the electric wire from both sides of the insulator, and the electric wire is fixed to the neck portion of the insulator in a state where the connection portion is rotated in one direction.

  (2) One reversing part and the other reversing part may have different reversal directions.

  (3) It is preferable that the pointed body has a curved surface that is recessed from the front end surface and that can be brought into contact with the outer periphery of the neck portion of the insulator.

  (4) It is preferable that the said linear body consists of a steel wire which carried out the insulation coating.

  (5) The tool portion has a cylindrical shaft portion and a pair of pins protruding in opposite directions from the outer periphery of the shaft portion, and the shaft portion is biased by a force protruding from the tip surface thereof. And a push rod disposed so as to be able to protrude and retract from the tip end surface, and the connecting portion is formed on the outer periphery of the shaft hole into which the shaft portion fits, and is engaged with the pair of pins. It is preferable to have a set of T-shaped engagement grooves that can be combined.

  The insulator binding for indirect hot wire construction according to the present invention is a pointed body that can freely enter the neck of the insulator, an eye handle that holds the pointed body at the tip, and has a feed screw part in the middle part, and the axial direction of the feed screw part A movable body that can be screwed to the wire and a linear body having a pair of reversing portions that can introduce the electric wire from the outer peripheral direction, the pointed body abutting on the neck portion of the insulator, and the pair of reversing portions being locked to the electric wire In the state where the eye handle is rotated in one direction using the common operation rod, the electric wire can be easily and reliably fixed to the neck portion of the insulator.

It is a perspective view which shows the structure of the insulator binding for indirect hot wire construction by one Embodiment of this invention. It is a front view which shows the structure of the insulator binding for indirect hot wire construction by the said embodiment. It is a top view which shows the structure of the insulator binding for indirect hot wire construction by the said embodiment. It is a perspective view which shows the structure of the auxiliary tool for winding binding by a prior art. It is a top view which shows the structure of the winding binding by an example. It is a perspective view which shows the structure of the winding binding by an example, and is the state figure which wound the winding binding around the pin insulator and the electric wire. It is a top view which shows the structure of the winding binding by an example, and is the state figure which wound the winding binding around the pin insulator and electric wire which were shown with the cross section. It is a front view which shows the structure by an example of an insulation operating rod. It is the perspective view which expanded the tool part provided in the front-end | tip part of the insulation operating rod. It is a front view which shows the structure by an example of the Kikuza adapter which can be mounted | worn with the tool part of an insulation operating rod. It is a figure which shows the structure of the tip tool for winding binding by a prior art, FIG. 11 (A) is a front view of the tip tool for winding binding, FIG. 11 (A) is the left side surface of the tip tool for winding binding. FIG. It is a rear view which shows the structure of the front end tool for winding binding by a prior art, and is a state figure which mounted | wore the front end tool for winding binding with the Kikuza adapter. It is a perspective view which shows the structure of the auxiliary tool for winding binding by a prior art, and is a state figure which winds the winding binding around an electric wire. It is the perspective view which expanded the principal part of the tip tool for winding binding by a prior art, and is a state figure which has removed the winding binding from the electric wire. It is a figure which shows the structure of the winding binding tip tool by another example, FIG. 15 (A) is a front view of the winding binding tip tool, and FIG. 15 (B) is the left side of the winding binding tip tool. FIG. It is a perspective view which shows the structure of the insulator binding by another example. It is a perspective view which shows the structure of the insulator bind by another example, and is the state figure which fixed the electric wire to the insulator.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings.
[Configuration of insulator binding for indirect hot wire construction]
Initially, the structure of the insulator binding for indirect hot wire construction by one Embodiment of this invention is demonstrated.

  FIG. 1 is a perspective view showing a configuration of an insulator binding for indirect hot wire construction according to an embodiment of the present invention. FIG. 2 is a front view showing the configuration of the insulator binding for indirect hot wire construction according to the embodiment. FIG. 3 is a plan view showing the configuration of the indirect hot wire construction insulator binding according to the embodiment.

  In addition, since the effect | action of the component which has the code | symbol same as the code | symbol used by the prior art is made the same, description may be abbreviate | omitted below.

(overall structure)
Referring to FIGS. 1 to 3, an insulator binding for indirect hot-line construction (hereinafter abbreviated as an insulator binding) 10 according to an embodiment of the present invention includes a wedge-shaped pointed body 1 and a rod-shaped eye handle 2. Yes. The insulator bind 10 includes a block-like moving body 3 and a linear body 4. The pointed body 1 can enter the neck Gn of the insulator G from the outer peripheral direction.

  Referring to FIGS. 1 to 3, the tip of the eye handle 2 is rotatably connected to the bottom of the pointed body 1. The eye handle 2 has a cylindrical connecting portion 21 at the base end. The connecting portion 21 can be detachably connected to the tool portion 71 of the insulating operation rod 7. Further, the eye handle 2 has a feed screw portion 22 at an intermediate portion.

  Referring to FIGS. 1 to 3, the moving body 3 is screw-coupled to the feed screw portion 22. When the eye handle 2 is rotated about the axis, the moving body 3 can be screwed in the axial direction of the feed screw portion 22.

  Referring to FIGS. 1 to 3, the linear body 4 has a rotation shaft portion 41. The rotation shaft portion 41 is rotatably connected to the moving body 3. The rotating shaft portion 41 extends on both sides of the moving body 3 in a direction substantially orthogonal to the axial direction of the eye handle 2.

  Referring to FIGS. 1 to 3, the linear member 4 includes a pair of extending portions 42 and 42 and a pair of inversion portions 43 and 43 formed at the distal ends of the extending portions 42 and 42. Yes. The pair of extending portions 42 and 42 are bent at substantially right angles from both end portions of the rotating shaft portion 41. The pair of extending portions 42 and 42 extend substantially in parallel with a separation distance equal to or greater than the outer shape of the insulator G.

  Referring to FIGS. 1 to 3, the inversion portion 43 is inverted in a U shape toward the rotation shaft portion 41. An electric wire W can be introduced into the reversing part 43 from the outer peripheral direction. As shown in FIG. 1 to FIG. 3, one reversing unit 43 and the other reversing unit 43 may have different reversing directions. Unlike the illustrated case, the reversing directions may be the same.

  1 to 3, the pointed body 1 is brought into contact with the neck Gn of the insulator G, the pair of inversion parts 43 and 43 are locked to the electric wire W from both sides of the insulator G, and the connection part 21 is connected to one of the insulators G. In the state rotated in the direction, the moving body 3 can be moved toward the connection portion 21, so that the electric wire W can be fixed to the neck portion Gn of the insulator G.

  Referring to FIGS. 1 to 3, the insulator bind 10 according to the embodiment holds the pointed body 1 that can enter the neck Gn of the insulator G, the pointed body 1 at the tip, and the feed screw portion 22 at the middle. An eye handle 2, a moving body 3 that can be screwed in the axial direction of the feed screw portion 22, and a linear body 4 that has a pair of inversion portions 43 and 43 that can introduce an electric wire W from the outer peripheral direction. In the state where the body 1 is brought into contact with the neck Gn of the insulator G, the pair of inversion parts 43 and 43 are locked to the electric wire W, and the eye handle 2 is rotated in one direction using the insulating operation rod 7, the electric wire W Can be easily and reliably fixed to the neck Gn of the insulator G.

(Configuration of pointed body)
Next, the configuration of the pointed body 1 according to the embodiment will be described. Referring to FIGS. 1 to 3, the pointed body 1 has a curved surface 1 c that is recessed from the tip surface. The curved surface 1c can contact the outer periphery of the neck Gn of the insulator G. The pointed body 1 is connected to the tip of the eye handle 2 so as to be difficult to separate in the axial direction of the eye handle 2, but is connected to the tip of the eye handle 2 so as to be rotatable. Thereby, the force that moves the eye handle 2 in the axial direction is transmitted to the pointed body 1 without the force that the eye handle 2 rotates.

(Configuration of eye handle and connection part)
Next, the structure of the eye handle 2 and the connection part 21 by embodiment is demonstrated. Referring to FIGS. 1 to 3, a nut member 22 n is further fastened to the feed screw portion 22. The nut member 22n is fixed between the moving body 3 and the connection portion 21. When the feed screw portion 22 is rotated in one direction, the moving body 3 comes into contact with the nut member 22n, so that the pair of reversing portions 43 and 43 can be prevented from being deformed by unnecessary force.

  Referring to FIGS. 1 to 3, the connecting portion 21 is formed in a cylindrical shape having an open bottom. The connecting portion 21 has a shaft hole 21a into which the shaft portion 71a is fitted. Moreover, the connection part 21 has a pair of T-shaped engagement grooves 21b and 21b. After the pair of pins 71b and 71b are inserted in the axial direction of the shaft hole 21a, the pair of pins 71b and 71b are rotated in the circumferential direction of the shaft hole 21a, whereby the pair of pins 71b and 71b are engaged with the engagement groove 21b. 21b can be engaged.

  1 to 3, the eye handle 2 can be rotated by connecting the connecting portion 21 to the tool portion 71 provided at the tip of the insulating operation rod 7 and rotating the insulating operation rod 7 about its axis. .

(Configuration of mobile body)
Next, the configuration of the moving body 3 according to the embodiment will be described. Referring to FIG. 1 or FIG. 2, the moving body 3 has a through hole 31h opened at the end. The through hole 31h penetrates in a direction substantially orthogonal to the direction in which the eye handle 2 extends. The rotation shaft portion 41 can be rotatably held in the through hole 31h. Further, the introduction groove 31d communicates with the through hole 31h (see FIG. 2). The rotation shaft portion 41 can be introduced from the introduction groove 31d into the through hole 31h.

(Structure of striatum)
Next, the structure of the filament 4 by embodiment is demonstrated. Referring to FIGS. 1 to 3, the wire body 4 is preferably made of a steel wire having flexibility, and the steel wire is preferably insulated. A steel wire having flexibility can be obtained by quenching the steel wire formed into a desired shape.

[Operation of insulator binding for indirect hot-wire construction]
Next, the operation and effect of the lever bind 10 will be described while explaining the operation method of the lever bind 10 according to the embodiment.

  With reference to FIGS. 1 to 3, first, the connecting portion 21 is connected to the tool portion 71 provided at the tip portion of the insulating operation rod 7. Next, the pointed body 1 is brought into contact with the neck portion Gn of the insulator G, and the pair of inversion portions 43 and 43 are locked to the electric wire W.

  Next, referring to FIG. 1 to FIG. 3, the movable body 3 can be moved toward the connection portion 21 in the state where the eye handle 2 is rotated in one direction using the insulating operation rod 7. Can be easily and reliably fixed to the neck Gn of the insulator G. (See FIG. 2 or FIG. 3).

  Referring to FIGS. 1 to 3, the insulator bind 10 according to the embodiment holds the pointed body 1 that can enter the neck Gn of the insulator G, the pointed body 1 at the tip, and the feed screw portion 22 at the middle. An eye handle 2 having an eye handle, a moving body 3 that can be screwed in the axial direction of the feed screw portion 22, and a linear body 4 having a pair of inversion portions 43 and 43 that can introduce an electric wire W from the outer peripheral direction. In the state where the body 1 is brought into contact with the neck Gn of the insulator G, the pair of inversion parts 43 and 43 are locked to the electric wire W, and the eye handle 2 is rotated in one direction using the insulating operation rod 7, the electric wire W Can be easily and reliably fixed to the neck Gn of the insulator G.

The insulator binding for indirect hot wire construction according to the present invention is expected to have the following effects.
(1) By using the insulator binding for indirect hot wire construction according to the present invention, the edge line in the indirect hot wire work can be easily supported by the insulator.
(2) Since the support location of the electric wire is the neck of the insulator, the support location can be easily secured.
(3) Charging can be avoided by using an insulating member.
(4) Improvement in work efficiency and safety can be expected.
Although this invention disclosed the insulator binding for indirect hot-wire construction suitable for the edge line which bypasses a utility pole, the use of the insulator bind of this invention is not limited for the edge line which bypasses a utility pole.

DESCRIPTION OF SYMBOLS 1 Pointed body 2 Eye handle 3 Moving body 4 Striated body 7 Insulation operation stick 10 Insulator binding (Insulator hot binding for indirect hot wire construction)
DESCRIPTION OF SYMBOLS 21 Connection part 22 Feed screw part 41 Rotating shaft part 42 * 42 A pair of extension part 43 * 43 A pair of inversion part 71 Tool part G Insulator Gn Neck part

Claims (5)

Insulator binding for indirect hot wire construction that fixes an electric wire to the neck recessed from the outer periphery of the insulator, using an insulating operation rod equipped with a tool part at the tip that can exchange tip tools of different uses interchangeably,
A wedge-shaped pointed body that can enter the neck of the lever from the outer circumferential direction;
A tip end portion is rotatably connected to a bottom portion of the pointed body, and has a cylindrical connection portion at a base end portion that can be detachably connected to a tool portion of the insulating operation rod, and a feed screw portion at an intermediate portion. A rod-shaped eye handle,
A block-like moving body that can be screwed in the axial direction of the feed screw portion when screw-coupled to the feed screw portion and rotate the eye handle about its axis;
A linear body that is rotatably connected to the moving body and has a rotating shaft portion extending on both sides of the moving body in a direction substantially orthogonal to the axial direction of the eye handle,
The striatum is
A pair of extending portions that are bent substantially at right angles from both ends of the rotating shaft portion, have a separation distance equal to or greater than the outer shape of the lever, and extend substantially in parallel;
Formed at the distal end of the extension part, inverted in a U-shape toward the rotation shaft part, and having a reversing part capable of introducing the electric wire from the outer peripheral direction,
In a state where the pointed body is brought into contact with the neck portion of the insulator, the pair of inversion portions are locked to the electric wire from both sides of the insulator, and the connection portion is rotated in one direction, the electric wire is attached to the neck portion of the insulator. Fixed insulator binding for indirect hot wire construction.   The insulator binding for indirect hot-wire construction according to claim 1, wherein the direction of reversal is different between one reversing part and the other reversing part.   The insulator binding for indirect hot-wire construction according to claim 1, wherein the pointed body has a curved surface that is recessed from a front end surface and is capable of coming into contact with an outer periphery of a neck portion of the insulator.   4. The insulator binding for indirect hot-wire construction according to claim 1, wherein the wire body is made of an insulating-coated steel wire. 5. The tool part has a cylindrical shaft part and a pair of pins protruding in opposite directions from the outer periphery of the shaft part,
The shaft portion has a push rod that is urged by a force projecting from the tip surface and is arranged to be able to protrude and retract from the tip surface.
The connecting portion is
A shaft hole that opens from the bottom surface and fits the shaft portion;
The insulator binding for indirect hot wire construction according to any one of claims 1 to 4, further comprising: a pair of T-shaped engagement grooves formed on an outer periphery and freely engageable with the pair of pins.

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