KR101127173B1 - Spacer jig for transmission line - Google Patents

Abstract

PURPOSE: A spacer jig for a transmission line is provided to increase the safety of a worker by easily adjusting the interval between a main frame and a plurality of clamp arms. CONSTITUTION: Mainframes(10a, 10b) are composed of a plate type having a hollow. A clamp grasping a power transmission line is coupled with clamp arms(20a, 20b). Assistant frames(30a, 30b) are composed to be penetrated through the center of the mainframe. A rotating body(62) is comprised of a fixing pin which is coupled with a fixing hole. A fixing unit(60) includes a fixing body which is coupled with the assistant frames. A rotating bar(40) is comprised of more than one many-sided bolt.

Description

Spacer jig for easy transmission line

The present invention is to maintain a constant interval between the transmission line of the transmission line is installed in a pair of four or six, when replacing the spacer damper for the transmission line for reducing the vibration of the transmission line, separating the previously installed spacer damper Includes mainframe, clamp arm, auxiliary frame, fixing unit, and pivot bar to remove spacer dampers already installed after fastening spacer jig, and to easily reinstall new spacer dampers in place of removed spacer dampers. Field of the Invention The present invention relates to a spacer jig for a transmission line that can be easily adjusted.

A general transmission line, in particular, a transmission line for supplying a large amount of electricity is collectively installed by forming a transmission line while maintaining a plurality of transmission lines at regular intervals. That is, a conventional transmission line is fastened to a transmission installation such as a previously installed transmission tower, power pole, or underground transmission line facility, and maintains a constant interval between transmission lines constituting the transmission line between the transmission installation and the transmission installation, such as wind or rainfall. In order to reduce the vibration of the transmission line by the external force, spacer dampers were installed at regular intervals.

However, since the spacer damper is made of aluminum or synthetic resin in order to reduce weight, it is easily aging and needs to be replaced regularly, or only a damaged spacer damper must be replaced and installed separately. A plurality of transmission lines gripped by the spacer damper When the spacer damper is separated from the spacer damper by the tension of each transmission line, it is difficult to pull it back toward the spacer damper. Therefore, when replacing the spacer damper, a spacer jig is installed next to the spacer damper to be replaced to temporarily remove a plurality of power lines. , Then reinstall the new spacer damper.

The following is a representative prior art related to the spacer jig for a transmission line.

Korean Patent No. 10-0794340 relates to a spacer jig for replacing a spacer damper for a overhead transmission line, and a method for replacing a spacer damper using the spacer jig, the frame having a panel shape; A fixed square nut and a rotary square nut which are dividedly inserted between the frames; A clamp arm each screwed to the square nut; A clamp which is opened and closed one touch from the tip of the clamp arm; The spacer jig of the clamp arm and the rotation coupling portion between the clamp is provided.

The prior art is provided with a clamp arm that can be moved up and down to easily replace the spacer damper installed in the span of the 4-conductor and 6-conductor transmission line, so that the gap between each wire of the 4-conductor and 6-conductor can be replaced. Easily open and reduce the spacer damper in the spacer damper position, so that the spacer damper can be easily attached and detached, but the time between the clamp arms and the mainframe (frame) respectively holding a plurality of transmission lines must be adjusted. Some longer difficulties arise and require continuous research and development.

The present invention has been made in order to improve the problems according to the prior art of the spacer jig for the transmission line, the conventional spacer jig for the transmission line should be configured so that the operator can be easily installed because the spacer damper is installed in the transmission line located in the high altitude. Nevertheless, it is difficult to easily adjust the interval between the plurality of clamp arms holding the plurality of transmission lines and the main frame, thereby increasing the working time and making it difficult for workers to secure safety, thereby providing a solution. The main purpose is to

The present invention is to realize the desired object as described above,

A main frame having a hollow plate shape having a hollow, and having a predetermined spacing therebetween; A clamp for holding a transmission line is fastened to one side, and a predetermined portion of the other side is provided with a screw portion having a right or left screw shape, and a plurality of clamp arms having a plurality of fixing holes having a predetermined depth in a longitudinal direction on an outer circumferential surface thereof; An auxiliary frame having a through hole for penetrating the clamp arm in a center direction of the main frame hollow, the auxiliary frame being coupled to the outer surface of each of the double main frames and between the gaps of the double main frames; Rotating body having a fixing pin corresponding to the fixing hole on one side and one side is fastened so as to be rotatable with the other side of the rotating body to rotate the rotating body and at the same time a certain portion is fastened with a certain portion of the outer surface of the auxiliary frame A fixed unit configured to include a fixed body; One side of the corresponding screw portion can be fastened with one clamp arm threaded portion passing through the through hole, and the other side of the corresponding screw portion extending from the one side to a predetermined length is opposed to the clamp arm with respect to the clamp arm with respect to the center of the main frame hollow. Is coupled to the screw portion of, the outer circumferential surface at a predetermined position, the rotation bar is formed at least one polygonal bolt portion;

When the corresponding counterparts of both sides of the pivoting bar are provided with one side counterparts in the form of right-handed threads, the other counterpart counterparts are provided in the form of left-handed screws, and the different clamp arms respectively fastened to the counterparts of both sides of the pivoting bar It is configured to have each thread form that can be fastened corresponding to the thread portion,

The pivoting bar is provided in a predetermined position by cutting in a direction perpendicular to the longitudinal direction of the pivoting bar and bisecting the first pivoting bar and the second pivoting bar, and the first pivoting bar and the second pivoting bar are rotatable based on the cutting plane. Is configured to be fastened with a fastening pin to

Rotating bar is configured to be provided with a predetermined length of the engaging portion of the concave-convex shape on a predetermined portion of the outer circumferential surface of the first rotating bar and the second rotating bar on the basis of the cut surface,

The outer peripheral surface of the first rotation bar and the second rotation bar including the cut surface, the part having a locking portion of the concave-convex shape that can be fastened to the locking counterpart on the inner circumference is fastened so as to be movable in the longitudinal direction of the rotation bar Provided is a spacer jig for a transmission line that can be easily adjusted.

Spacer jig for easy transmission line according to the present invention as described above can easily adjust the distance between the mainframe and a plurality of clamp arms, it is possible to replace the spacer damper in a short time in the transmission line located in high altitude By doing so, it is possible to obtain an effect that can more fully ensure the safety of the operator.

1 is a perspective view showing a spacer jig for an easy transmission line according to a preferred embodiment of the present invention.
Figure 2 is another perspective view showing a spacer jig for the transmission line easy to adjust according to a preferred embodiment of the present invention.
Figure 3 is an exploded perspective view showing a spacer jig for the transmission line easy to adjust according to a preferred embodiment of the present invention.
Figure 4 is a perspective view showing a fastening state of the main frame and the auxiliary frame of the spacer jig for the transmission line easy to adjust the interval according to a preferred embodiment of the present invention.
Figure 5 is a perspective view showing a fastening state of the main frame, auxiliary frame and the rotation bar of the spacer jig for the transmission line easy to adjust according to a preferred embodiment of the present invention.
Figure 6 is a partially separated perspective view showing a spacer jig for a transmission line easily adjustable according to a preferred embodiment of the present invention.
7 to 9 is a partial cross-sectional perspective view showing a spacer jig for the transmission line easy to adjust according to a preferred embodiment of the present invention.

The present invention is to maintain a constant interval between the transmission line of the transmission line is installed in a pair of four or six, when replacing the spacer damper for the transmission line for reducing the vibration of the transmission line, it is easy to install the spacer damper already installed And a spacer jig used for easy separation and easy reinstallation of a new spacer damper.

Hereinafter, the present invention will be described in detail with reference to FIGS. 1 to 9 illustrating embodiments of the present invention.

Specifically, the mainframe (10a, 10b) has a flat plate shape having a hollow, as shown in Figure 1, has a predetermined interval and is composed of a double, it is configured in a flat plate shape having a hollow can minimize the weight At the same time, it is possible to secure the holding force for maintaining the distance between power lines.

In addition, the mainframe (10a, 10b) having a predetermined interval and dual configuration is installed with a pair of four or six and the effect that can further reinforce the holding force of the mainframe (10a, 10b) having a flat plate shape According to the number of transmission lines of the transmission line, the appropriate horizontal spacing for the intersection between the clamp arm 20a, 20b connected to the clamp 22 holding the transmission line and the following rotation bar 40 to be fastened (of the transmission line) It is a gap corresponding to the longitudinal direction.) At this time, the interval between the mainframe (10a, 10b) facing each other is freely deformable according to the judgment of those skilled in the art, while maintaining the interval between the mainframe (10a, 10b) and at the same time between the mainframe (10a, 10b) facing each other Mutual fastening is preferably using the following auxiliary frame (30a, 30b) or a separate fastening member (15).

In addition, the shape of the inner circumference adjacent to the outer circumference or the hollow of the main frame (10a, 10b) is a person skilled in the art depending on the number of transmission lines gripped by the spacer jig for transmission line according to the present invention or the strength of the mainframe (10a, 10b) 6 is freely configurable, and a plurality of fastening holes 16 for fastening the plurality of auxiliary frames 30a and 30b may be provided in certain portions of the flat surface of the main frames 10a and 10b as shown in FIG. 6. Will be self explanatory.

In addition, a plurality of clamp arms (20a, 20b) is fastened to one side of the clamp 22 for holding the transmission line, the other predetermined portion is formed with a screw portion 21 of the right or left screw form, the outer peripheral surface of the predetermined depth in the longitudinal direction As a configuration having a plurality of fixing holes 23 having a, the clamp 22 may be any type as long as it has a general configuration that can hold the power transmission line firmly, constant from one side where the clamp 22 is fastened The thread portion 21 formed at the other predetermined portion extending in the length of is preferably configured in the form of a right screw or a left screw that can be fastened to the corresponding screw portions 41a and 41b of the pivoting bar 40 below.

At this time, the length of the clamp arms (20a, 20b) is a configuration factor for adjusting the macroscopic distance between the mainframe (10a, 10b) and the clamp 22, the length of the formation of the screw portion 21 is the mainframe (10a, 10b) Since it is a constituent factor for adjusting the microscopic distance between the clamp 22 and the clamp 22, the spacer jig can be freely configured by a person skilled in the art according to a necessary distance between power transmission lines. In connection with the above, the rotation direction of the screw formed in the threaded portion 21 is configured in the form of a right hand screw or a left hand screw, each clamp arm 20a fastened to both sides of the rotation bar 40 about the pivoting bar 40. , 20b) is preferably configured to have different screw shapes.

In connection with the above, the plurality of fixing holes 23 provided on the outer circumferential surface in the longitudinal direction of the clamp arms 20a and 20b can be correspondingly fastened or released with the fixing pins 63 of the following fixing unit 60, It is a configuration for fixing or releasing the auxiliary frames (30a, 30b) (20a, 20b).

At this time, the fixing hole 23 is fixed to the outer peripheral surface in the longitudinal direction of the clamp arms (20a, 20b) fastening the clamp 22 is positioned to be spaced apart from the auxiliary frame (30a, 30b) by a predetermined interval as shown in FIG. It is composed of a plurality of intervals, the operator of the clamp arm (20a, 20b) of the clamp arm (20a, 20b) fastened to both sides of the following rotation bar 40, to fix the clamp arm (20a) to the auxiliary frame (30a) When desired, one of the clamp arm of the pair of clap arms fastened to both sides of the rotation bar 40 is fastened with the fixing pin 63 of the fixing unit 60 fastened to the auxiliary frame (30a) ( It is effective to limit the length adjustment of 20a).

In addition, the auxiliary frame (30a, 30b) is provided with a through hole 31 for allowing the clamp arms (20a, 20b) to penetrate in the center direction of the main frame (10a, 10b) hollow, the double main frame (10a, 10b) and a plurality of fastening on the outer surface of each of the dual main frame (10a, 10b).

Specifically, as shown in FIG. 2, when the auxiliary frames 30a and 30b are configured between the gaps of the dual main frames 10a and 10b, the clamp arms 20a and 20b are centered in the hollow of the main frames 10a and 10b. Both ends of the auxiliary frames 30a and 30b are mutually fastened to the outer surface of each of the main frames 10a and 10b facing each other while being drawn in the direction, thereby interlocking the dual mainframes 10a and 10b. When the auxiliary frames 30a and 30b are fastened to the outer surfaces of each of the dual main frames 10a and 10b, the main frames 10a and 30b through the through holes 31 of the plurality of auxiliary frames 30a and 30b. 10b) maintain a gap between the plurality of clamp arms (20a, 20b, configured in a symmetrical position with respect to each other) and the following rotation bar (40) for fastening the pair of clamp arms (20a, 20b) to each other in the hollow center direction; It has a function to make it possible.

At this time, the through hole 31 is configured to have the inner diameter as large as the outer diameter of the clamp arms (20a, 20b) so that the clamp arms (20a, 20b) the center of the hollow of the main frame (10a, 10b) inside the through hole (31) It is preferable to be configured to be fixed without being shaken while moving in the direction or the outward direction of the hollow.

That is, the auxiliary frame 30a, 30b of the present invention performs an intermediate function for fastening the clamp arms 20a, 20b to the main frames 10a, 10b, and the pair of clamp arms 20a, 20b. Rotating bars 40 fastening to both sides do not cross each other and is configured to be fastened to the main frame (10a, 10b).

In addition, the fixing unit 60 has a rotating body 62 having a fixing pin 63 corresponding to the fixing hole 23 on one side, and one side of the rotating unit 62 to be rotatable with the other side of the rotating body 62. At the same time as rotating the rotation body 62, a certain portion is configured to include a fixed body 61 is fastened to a predetermined portion of the outer surface of the auxiliary frame (30a, 30b).

The rotating body 62 having the fixing pin 63 on one side is fastened to be rotatable on one side of the fixing body 61 as shown in FIG. 8 to fix the fixing pin 63 to the clamp arms 20a and 20b. It provides pivotability and fixability to allow the hole 23 to be fastened or released. That is, the operator is in a symmetrical position with each other, fastening to the pair of auxiliary frames (30a, 30b) to fasten the clamp arms (20a, 20b) respectively coupled to both sides around the pivoting bar 40 to be movable. When the fixing pin 63 provided in any one fixing unit 60 is rotated in the direction of the fixing hole 23 among the fixed units 60, the fixing pin 63 is fastened to the fixing hole 23. In this case, only the clamp arm 20b having the fixing pin 63 not fastened to the fixing hole 23 can be rotated by the rotation of the rotation bar 40, so that the pair of clamp arms 20a and 20b are symmetrical with each other. Among them, to obtain the effect of allowing the length adjustment of only one clamp arm (20b).

At this time, the length of the rotating body 62 is rotated in a predetermined direction around the other side fastened to the fixed body 61 so that the rotating body 62 is rotatable, the fixing pin 63 provided on one side of the clamp arm (20a) If it can be inserted into the fixing hole 23 of 20b, those skilled in the art can be freely modified.

In addition, one side is fastened so as to be rotatable with the other side of the rotating body 62 to rotate the rotating body 62 and at the same time the fixed body 61 is fastened to a certain portion of the outer surface of the auxiliary frame (30a, 30b) is The clamp arms 20a and 20b are secured when the pivoting body 62 is secured and the fixing pin 63 of the pivoting body 62 is fastened to the fixing holes 23 of the clamp arms 20a and 20b. ) May be any configuration as long as it can provide a fastening property to be stably fixed to the auxiliary frame (30a, 30b).

In addition, the rotating bar 40 is coupled to the threaded portion 21 of one clamp arm 20a through which the corresponding screw portion 41a of one side penetrates the through hole 31 of the auxiliary frames 30a and 30b. The corresponding threaded portion 41b on the other side extending in length is fastened to the threaded portion 21 of the other clamp arm 20b facing the clamp arm 20a with respect to the center of the main frame 10a, 10b hollow, and an outer peripheral surface thereof. One or more polygonal bolts 43 are formed at a predetermined position.

Specifically, the pivoting bar 40 is fastened with the threaded portions 21 of the clamp arms 20a and 20b respectively positioned in both directions around the hollow of the main frames 10a and 10b, as shown in FIG. When the bar 40 is rotated in a predetermined direction, a pair of clamp arms 20a and 20b fastened to the corresponding screw portions 41a and 41b respectively configured to have different rotational directions formed on both sides of the rotation bar 40. ) Can be adjusted in a batch length.

That is, when one side of the rotating bar 40 is configured with a right-handed threaded portion 41a, and the other side has a left-handed threaded portion 41b, the one-sided threaded portion 41a has a right-sided thread. The clamp arm threaded portion 21 is fastened, and the clamp arm threaded portion 21 in the form of a left screw is fastened to the other corresponding threaded portion 41b.

At this time, when the worker rotates the rotation bar 40 in the right screw direction, a pair of clamp arms 20a and 20b fastened to both sides of the rotation bar 40 are in the center direction of the rotation bar 40 (main frame 10a). , 10b) is moved in the same direction as the center of the hollow.), A pair of transmission lines configured in a position symmetrical with each other to be pulled toward the main frame (10a, 10b), the operator to the left screw direction In contrast to the above, a pair of power transmission lines configured to be symmetrical to each other are pushed toward opposite sides of the main frames 10a and 10b, thereby realizing the effect of adjusting the distance between power transmission lines of the symmetrical positions at once.

In addition, the length of formation of the corresponding threaded portions 41a and 41b is for adjusting the microscopic distance between the mainframes 10a and 10b and the clamp 22 in relation to the length of the threaded portions 21 formed on the clamp arms 20a and 20b. Since it is a constituent factor, it is freely configurable according to the judgment of a person skilled in the art according to a necessary interval between power lines by a spacer jig, and the bolt type and the nut type between the corresponding screw parts 41a and 41b and the screw part 21 of the clamp arms 20a and 20b. The mutual fastening by the configuration difference can also be freely modified according to the judgment of those skilled in the art.

In addition, at least one polygonal bolt portion 43 formed at a predetermined position on the outer circumferential surface of the pivoting bar 40 is configured to allow the worker to easily pivot the pivoting bar 40. A configuration having a corresponding shape is also possible, and may be configured in the form of a protruding bar that can be a handle so that the rotating bar 40 can be directly rotated by a worker's hand. It is a concept that includes 'protrusion bar'.

In addition, the present invention is to cut the rotating bar 40 of the above configuration in a direction perpendicular to the longitudinal direction as shown in Figure 7, the cutting surface (C) for dividing into the first rotating bar 45 and the second rotating bar 46 constant It is provided in the position, the first rotation bar 45 and the second rotation bar 46 is configured to be fastened with a fastening pin (A) so as to be rotatable based on the cutting surface (C), respectively, cutting surface (C) On the basis of the first circumferential surface of the first pivot bar 45 and the second pivot bar 46, the engaging portions 49a, 49b of the uneven shape are configured to have a predetermined length, respectively, and the cut surface C is formed. A holder having a locking portion 48 having an uneven shape that can be fastened to the locking counterparts 49a and 49b on an inner circumferential surface of a portion of the first rotating bar 45 and the second rotating bar 46 that includes 47 may be configured to be fastened to be movable in the longitudinal direction of the rotation bar (40).

That is, the rotation bar 40 of the above configuration is divided into the rotation bar 40 of the integral configuration into the first rotation bar 45 and the second rotation bar 46, so that the rotation force applied by the worker to the rotation bar 40 is applied. The effect of being able to be transmitted to the entire rotating bar 40 or the first and second rotating bars 45 and 46, respectively. At this time, the holder 47 integrates the pivoting bar 40 bisected about the cutting surface C into one, and collectively the rotational force by the operator to the first pivoting bar 45 and the second pivoting bar 46. Or by disengaging the engagement between the first pivot bar 45 and the second pivot bar 46, the effect of being able to transmit the rotational force by the operator to the first pivot bar 45 or the second pivot bar 46 only. To realize.

Specifically, the first pivot bar 45 and the second pivot bar 46 are configured to be divided into two centered around the cutting surface (C) cut the integral pivot bar 40 in a direction perpendicular to the longitudinal direction, The cutting surface C in which the first rotating bar 45 and the second rotating bar 46 are adjacent to each other has a predetermined fastening pin A so that each rotating bar 40 can be rotated based on the cutting surface C, respectively. Is fastened. At this time, the fastening pin (A) as shown in Figure 8 as long as the first pivot bar 45 and the second pivot bar 46 can be fastened so as to be rotated with respect to the cutting surface (C) to any configuration It's okay.

In addition, as shown in FIG. 7, a portion of the outer circumferential surface of the first pivot bar 45 and the second pivot bar 46 is referenced to the cutting plane C of the first pivot bar 45 and the second pivot bar 46. Concave-convex engaging portions 49a and 49b provided are correspondingly fastened to the concave-convex locking portions 48 provided in the holder 47, so that the first pivot bar 45 and the second pivot bar 46 are The holder 47 has the effect of being mutually fastened or released.

That is, the holder 47 is configured to surround the ends of each of the first pivot bar 45 and the second pivot bar 46 on the basis of the cutting surface (C), a plurality of irregularities having a predetermined height on the inner peripheral surface And a locking portion 48 of the first and second rotation bars 45 and 46 is provided with a concave-convex locking portion 49a, respectively provided at a portion of the outer circumferential surface corresponding to the end of the cut surface C of the second rotation bar 46. 49b), and at the same time, it is configured to be movable in the longitudinal direction of the rotating bar 40, thereby exhibiting the effect of integrating or dividing the first rotating bar 45 and the second rotating bar 46 with each other. do.

At this time, the length of the holder 47 wraps a certain portion of the outer circumferential surface of the first pivot bar 45 and the second pivot bar 46 to a predetermined length, and the first rotation force of the worker applied to the pivot bar 40 is first. As long as it can be transmitted to the rotation bar 45 and the 2nd rotation bar 46 smoothly, it may have any length.

In connection with the above, any one of the locking counterparts 49a and 49b of the rotation bar 40 which mutually engages with the locking pad 48 of the holder 47 is the locking bar 49a of FIG. 7 or 9. It is configured to have a length more than twice the length of the locking portion 48 in the longitudinal direction of the rotation bar 40, and the other locking corresponding portion (49b) to have a length equal to or shorter than the length of the locking portion (48) It is preferred to be configured. This is because when the operator wants to simultaneously rotate the clamp arms 20a and 20b which are constituted at symmetrical positions, the locking portion 48 of the holder 47 is different from the one locking portion 49a as shown in FIG. The holder 47 is held when the latching counterpart 49b is held at the same time and the operator wishes to rotate the clamp arm 20b among the clamp arms 20a and 20b constituted in symmetrical positions. ) Is rotated in the direction of the engaging portion (49a) having a length of more than twice the length of the engaging portion 48, any one of the rotating bar having a engaging portion 49b having the same or shorter length than the engaging portion 48 The effect of releasing the fastening of the holder 47 with respect to 46, and allowing each rotating bar 40 to rotate separately is realized.

In addition, the present invention, the auxiliary frame 30a, 30b is provided with a second through hole 51 that can communicate with the through hole 31, at one side is fastened to the auxiliary frame (30a, 30b), the other side is rotated The socket 50 is configured to be in contact with any one side of the bar 40, the projection 50 having a protruding portion 52a, 52b in the form of a circular groove in a predetermined portion of the second through hole 51 corresponding to the other end of the bar (40). It is configured to further include a main frame (10a, 10b) in the plane corresponding to the center direction of the hollow, the pivoting bar 40 at both ends corresponding to the protruding counterparts (52a, 52b) of the socket (50) It further comprises a projection (42a, 42b) that is fastened to be rotatable, the rotation bar 40 in the protrusion corresponding portion (52a) of the socket 50, the end of which one side and the other side of the rotation bar 40 is in contact with each other. The spring 44 which is adjacent to the protruding portion 42a of the c) and can provide a predetermined elastic force to the pivoting bar 40 may be incorporated.

Specifically, as long as the socket 50 is fastened to the main frames 10a and 10b and fastened to the main frames 10a and 10b through a pair of auxiliary frames 30a and 30b configured to be symmetrical with each other. The auxiliary frame 30a and the auxiliary frame in a state where the rotation bar 40 for fastening the pair of clamp arms 20a and 20b to both sides have a predetermined length and are positioned between the pair of auxiliary frames 30a and 30b. It can be positioned more stably between 30b, it is a configuration that can further improve the workability of the operator.

That is, the present invention comprises a length equal to the interval between the pair of auxiliary frames (30a, 30b) configured to the length of the rotation bar 40 symmetrical with each other, the both ends of the rotation bar 40 is a pair of Although it may be configured to be in contact with the auxiliary frame (30a, 30b), respectively, in order to improve the holding force of the auxiliary frame (30a, 30b) for the clamp arms (20a, 20b), firmly fastened with the auxiliary frame (30a, 30b) More preferably, the socket 50 is provided in the center direction of the main frame 10a, 10b hollow.

In addition, the second through hole 51 has the same size as the through hole 31 provided in the auxiliary frames 30a and 30b, and the clamp arms 20a and 20b rotate in a state where the clamp arms 20a and 20b are tightly coupled to the socket 50. It is preferable that the configuration be possible, and the length of the socket 50 may be variously modified according to the judgment of those skilled in the art.

In addition, the protruding portions 52a and 52b provided in the shape of a circular groove in a portion of the second through hole 51 corresponding to the other end of the socket 50 may include protrusions provided at both ends of the rotation bar 40. 42a and 42b are configured to be rotatable, and are configured to be rotatable by being engaged with the clamp arms 20a and 20b in a state where the rotation bar 40 is not easily separated from the socket 50.

That is, the worker assembles the spacer jig for the transmission line according to the present invention from the ground before going up to the high, in order to replace the spacer damper in the high position.

First, the worker is located at one end of the rotation bar 40 in the projecting portion 52b provided in the auxiliary frame 30b on either side of the pair of auxiliary frames 30a and 30b configured at symmetrical positions. After inserting the provided protrusion 42b, the protrusion 42b is pushed to the inside of the protrusion corresponding portion 52b by a predetermined depth so that the protrusion 42a provided at the other end of the rotation bar 40 is on the other side of the auxiliary frame. To be located at the inlet of the protrusion corresponding portion (52a) provided in (30a). (At this time, the spring 44 embedded in the projecting portion 52b is pushed in the direction of the auxiliary frame 30b by the pressing force of the projecting portion 42b.)

Thereafter, when the worker releases the pressing force on the pivoting bar 40, the pivoting bar 40 moves to the inside of the protruding portion 52a provided in the auxiliary frame 30a on the other side by the restoring force of the spring 44. The protrusion 42a provided at the other end of the pivoting bar 40 is fastened to the protrusion corresponding portion 52a.

At this time, the rotation bar 40 has a length shorter than the interval between the pair of auxiliary frames (30a, 30b) by the length of the protrusion 42b provided at one end of the rotation bar 40, the rotation bar 40 Protruding portion (42a) provided at the other end of the is preferably configured to have a longer length than the protruding portion (42b) provided at one end. This is to allow the pivoting bar 40 having projections 42a and 42b at both ends to be easily fitted between the pair of auxiliary frames 30a and 30b, and to be stably maintained in the fitted state.

In addition, the operator penetrates the threaded portions 21 of the clamp arms 20a and 20b through the through holes 31 and the second through holes 51, respectively, and passes the respective clamp arms 20a and 20b into the rotating bar 40. Clamp arms 20a and 20b configured to be symmetrical to the opposite counterparts 41a and 41b of the rotating bar 40 by rotating the rotating bar 40 several times after entering the corresponding threading portions 41a and 41b. Tighten the threaded portion (21). At this time, the opposite threaded portions 41a and 41b of the rotation bar 40 have a screw shape in opposite directions, and the threaded portions 21 of the clamp arms 20a and 20b fastened to the corresponding threaded portions 41a and 41b. Since the corresponding screw portions 41a and 41b have a screw shape corresponding to each other, the clamp arms 20a and 20b at positions symmetrical to each other by one direction rotation of the rotation bar 40 are collectively formed as a main frame ( 10a, 10b) may be fastened to the rotation bar 40 toward the hollow center direction.

After assembling the spacer jig according to the present invention on the ground as described above, the operator installs the spacer jig according to the present invention in the adjacent portion of the spacer damper located in the high altitude between the power lines by the replaceable spacer damper installed a plurality of power lines Keep similar to the gap.

In the above process, the operator first rotates the holders 47 fastened to the pivoting bar 40 so that the first pivoting bar 45 and the second pivoting bar 46 can both rotate. In the state where it is maintained in a state of being fastened to both the engaging portions 49a and 49b of the bar 40, the pivoting bar 40 is rotated to adjust the lengths of the clamp arms 20a and 20b formed at symmetrical positions. .

At this time, when the operator determines that the length of the clamp arm 20b on either side is necessary among the clamp arms 20a and 20b configured at the symmetrical positions, the auxiliary clamp arm 20a on the other side is fastened. After fastening the fixing pin 63 of the fixing unit 60, which is fastened to the frame 30a, to the fixing hole 23 of the other clamp arm 20a, the length of the catching part of the catching part is stopped. Clamp arm 20b on either side by releasing the engagement between the first pivoting bar 45 and the second pivoting bar 46 after pushing it in the direction of the locking counter 49a longer than twice the 48. The length of the clamp arm 20b on either side can be adjusted by rotating the pivoting bar 40 fastened to the side.

Thereafter, the operator separates the spacer damper to be replaced from the transmission lines, reinstalls the new spacer damper to the transmission lines, and when the reinstallation of the spacer damper is completed, the spacer jig according to the present invention is removed from the transmission lines, thereby replacing the spacer damper. You can finish it.

The above has been described with reference to a preferred embodiment of the present invention, but is not limited to the above embodiment, the person having ordinary skill in the art to which the present invention pertains through the above embodiments without departing from the gist of the present invention Can be implemented in a variety of changes.

10a, 10b: main frame 15: fastening member
20a, 20b: clamp arm 21: screw part
22: clamp 23: fixing hole
30a, 30b: auxiliary frame 31: through hole
40: rotating bar 41a, 41b: counterpart thread
42a, 42b: protrusion 43: polygonal bolt portion
44: spring 45: first rotation bar
46: second pivot bar 47: holder
48: catching part 49: catching part
50: socket 51: second through hole
52a, 52b: projecting portion 60: fixed unit
61: fixed body 62: rotating body
63: fixing pin A: fastening pin
C: cutting surface

Claims (2)

Main frames (10a, 10b) having a form of a plate having a hollow, having a predetermined interval and consisting of a double;
The clamp 22 gripping the transmission line is fastened to one side, and the other predetermined portion is formed with a screw portion 21 in the form of a right screw or a left screw, and a plurality of fixing holes 23 having a predetermined depth in the longitudinal direction are provided on the outer circumferential surface thereof. A plurality of clamp arms 20a and 20b;
A through hole 31 for allowing the clamp arms 20a and 20b to penetrate in the center direction of the main frame 10a and 10b, and between the gaps of the dual mainframes 10a and 10b and between the dual mainframes. (10a, 10b) a plurality of auxiliary frames 30a, 30b fastened to each outer surface;
Rotating body 62 having a fixing pin 63 corresponding to the fixing hole 23 on one side and one side of the rotating body 62 to be rotatable with the other side of the rotating body 62 to rotate the rotating body 62. At the same time the fixed unit 60 and a fixed portion including a fixed body 61 is fastened to a predetermined portion of the outer surface of the auxiliary frame (30a, 30b);
One side of the corresponding threaded portion 41a can be fastened with one clamp arm 20a threaded portion 21 passing through the through hole 31, and the other side of the corresponding threaded portion 41b extending from the one side to a predetermined length is the main frame. (10a, 10b) is engaged with the threaded portion 21 of the other clamp arm 20b facing the clamp arm 20a with respect to the center of the hollow, one or more polygonal bolt portion 43 is formed at a predetermined position on the outer circumferential surface Rotating bar 40; configured to include,
When both side counterparts 41a and 41b of the rotating bar 40 are provided with one side counterpart 41a in the form of a right screw, the other side counterpart screw 41b is provided in the form of a left side screw, The different clamp arms 20a and 20b respectively fastened to the opposite counterparts 41a and 41b of 40 are configured to have respective screw shapes that can be fastened corresponding to the opposite counterparts 41a and 41b.
The rotating bar 40 is provided in a predetermined position with a cutting surface (C) for cutting in the direction perpendicular to the longitudinal direction of the rotating bar 40 and bisected into the first rotating bar 45 and the second rotating bar 46. , The first pivot bar 45 and the second pivot bar 46 are configured to be fastened with fastening pins A so as to be rotatable based on the cutting surface C,
Rotating bar 40 has a predetermined length of engaging portions 49a and 49b having irregularities on a predetermined portion of the outer circumferential surface of the first rotating bar 45 and the second rotating bar 46 with respect to the cutting surface C, respectively. To make the configuration,
In part of the outer circumferential surface of the first rotating bar 45 and the second rotating bar 46 including the cut surface C, an engaging portion 48 having an uneven shape that can be fastened to the engaging counterparts 49a and 49b on an inner circumferential surface. The spacer jig for easily adjusting the transmission line, characterized in that the holder 47 having a) is fastened so as to be movable in the longitudinal direction of the rotation bar (40).
The method of claim 1,
Of the locking counters 49a and 49b, either locking counter 49a is
It is configured to have a length more than twice the length of the locking portion 48 in the longitudinal direction of the rotation bar 40,
The other jig corresponding to the catching portion (49b) is easy to adjust the spacer jig for the spacer line, characterized in that configured to have a length equal to or shorter than the length of the catching portion (48).

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