KR101920193B1 - Shackle apparatus for distribution lines - Google Patents

Abstract

The present invention relates to a shackle device for installing an overhead distribution line insulator which comprises: a cross arm (10) installed in an electric pole; a connector (20) movably coupled to the cross arm (10); an insulating member (30) fixed to the connector (20); an electric wire connection hole (40) movably coupled to a rail (31) of the insulating member (30) and pressing and fixing a distribution line (L) and a jumper line (JL); a cover (50) detachably fixed to the electric wire connection hole (40); a sleeve (60) installed in the cover (50) and limiting movement of the electric wire connection hole (40); a nut (70) installed in the cover (50) and mutually connecting the insulating member (30), the electric wire connection hole (40), the cover (50) and the sleeve (60); a spring detention pin (80) coupled to the connector (20) via the cross arm (10); and a spring (90) fit to the spring detention pin (80). An embodiment of the present invention prevents deviation of the distribution line from expansion and contraction deformation of the distribution line according to temperature change and buffers the distribution line when an external force acts.

Description

[0001] Shackle apparatus for distribution lines [0002]

The present invention relates to a shrinkage mechanism for installing an insulator for processing work, which can prevent a deviation of a power distribution line from expansion and contraction of a power distribution line due to a temperature change, buffer the power distribution when an external force acts and easily connect a power distribution line and a jumper wire .

The conductor of the machined wire is made of aluminum (Al) or copper (Cu) according to the material, and the part surrounding the outside is covered with rubber such as insulating material.

In order to support such a machined wire on a pole, a machined wire is fixed using an insulator having an insulating performance, and a wire having a rectangular cross section is installed on the pole to support the insulator.

On the other hand, in the installed state as described above, the working wire is sagged or contracted according to the seasonal temperature change. In this process, there is a problem that the working wire is separated from the insulator.

1. Korean Patent No. 10-1514785 (Apr. 17, 2015)

The present invention relates to a shrinkage mechanism for installation of insulated excavators which can easily prevent the escape of a power distribution line from expansion and contraction of a power distribution line due to a temperature change, The purpose is to provide.

According to an aspect of the present invention,

A rectangular guide portion passing through the upper surface and the lower surface, and a catch pin insertion portion penetrating the front surface and the rear surface;

A connector body formed integrally with the fastening member and integrally formed with a fastening pin insertion portion communicating with the guide portion on the upper and lower surfaces thereof and integrally formed with a fastening portion communicating with the catching pin insertion portion, ,

And a connector fixing pin inserted through the guide portion and the fixing pin inserting portion which are mutually communicated and restricting the detachment of the connector body from the fastener;

An insulating member fixed to the connector so as to have a rail formed with an irregular hole along the longitudinal direction so as to insulate the electric wire and the electric wire from being in electrical contact with each other;

And a bending part formed integrally at both ends and having a bending part which is bent by pressure and which is formed between a power line inlet part and a jumper line side opened side by side and a mouth part which is a power line inlet part and a jumper line, A guiding jaw which is integrally formed on the other side and is movably coupled to the rail, a power line inlet portion and a jumper line portion, which are integrally formed on the other side, A wire connection port made of metal and formed of a conical fixing protrusion formed on an inner peripheral surface of the mouth part;

A pressing portion which is formed at both ends of the connecting portion so as to surround the bending portion and prevents the bending portion from spreading, A metal cover formed of a bolt extending from the connecting portion and inserted into the bolt connecting portion and the uneven hole;

A sleeve which is inserted through the bolt so as to be inserted into the recess and protrusion hole so as to fix the position of the wire connector;

A nut that is fastened to the bolt to restrict the detachment of the sleeve from the concave / convex hole and prevent the cover from being detached from the wire connector;

A spring release pin which is inserted into the coupling pin insertion portion and coupled to the coupling portion,

And a spring which is inserted into the spring transfer pin and is compressed and restored when the spring transfer pin is moved,

The bending portion is pressed by the bending portion so that the power line and the jumper wire are pressed and fixed while the power line and the jumper wire from which the cover is removed are respectively inserted into the distribution line inlet portion and the jumper line, The cover is brought into close contact with one side of the wire connector so that the engaging portion and the uneven hole are in communication with each other so that the bending portion is wrapped by the pressing portion and the bolt is inserted into the bolt engaging portion and the uneven hole, And the sleeve is inserted into the through bolt, then inserted into the concave / convex hole, and the nut is fastened to the bolt in a state where the position of the wire connector is fixed, so that the cover, the wire connector, the rail and the sleeve are fixed to each other.

According to this embodiment, it is possible to prevent the deviation of the distribution line from the expansion and contraction of the distribution line due to the temperature change, and to buffer the external force when the external force acts.

In addition, since the bending portion deformation preventing portion of the distributing mechanism cover which surrounds the bending portion is restricted by the self weight of the distribution line and the branching line, it is possible to prevent deviation of the distribution line and the branching line, Has the advantage of significantly lowering the risk of escape, since it is connected to the distribution lines and the branch lines.

Fig. 1 and Fig. 2 are perspective views of a shaving mechanism for installation of a threading inserting apparatus according to the present invention, viewed from different directions. Fig.
FIG. 3 is an exploded perspective view of FIG. 1; FIG.
4 is a fragmentary cross-sectional view of a shackle mechanism for installing insulators for processing according to the present invention, according to the present invention.
5A to 5D are diagrams showing a use state of a shrinking mechanism for installation of insulators for processing discharge according to the present invention.
6 is a view for explaining the operation of the chucking mechanism for installation of inserting insulators according to the present invention;

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 are exploded perspective views of the shrinking mechanism for installation of a threading insulator according to the present invention in different directions, Fig. 3 is an exploded perspective view of Fig. 1, Fig. 4 is a cross- Fig. 3 is a cross-sectional view of the main part of the shackle mechanism for installation of a delivery insulator.

Referring to Figs. 1 to 4, the shrinking mechanism for installation of the inserting insulator according to the present embodiment includes a wire 10, a connector 20, an insulating member 30, a wire connector 40, a cover 50, A sleeve 60, a nut 70, a spring detachment pin 80 and a spring 90. In this way, it is possible to prevent the deviation of the power distribution line from the expansion and contraction of the power distribution line due to the temperature change, The bending portions 41a and 42a of the wire connecting port 40 can be easily and easily connected to the power line L and the jumper line JL by covering the wire connecting port 40 with the lid 50. [ It is possible to prevent deviation of the power distribution line L and the jumper wire JL as well as to freely adjust the position of the wire connection port 40 according to the length of the power distribution line L, which is very convenient.

1 to 4, the billet 10 is a quadrangular tube, and is arranged transversely to the upper end of a pole (not shown) and fixed to a pole (not shown) via a fixing band (not shown) .

A guiding part 11 is integrally formed on the top and bottom surfaces of one end of the wax 10, and a collecting pin insertion part 12 is integrally formed on the front and rear surfaces.

Here, the guide portion 11 is a rectangular hole formed in the installation direction of the power distribution line L, and the connector fixing pin 22 is movably fitted.

The catching pin inserting portion 12 is formed as a hole with a relatively large catching pin insertion portion 12 formed on the rear surface of the catching pin inserting portion 12 formed on the front surface thereof, 10 of the present invention.

1 to 4, the connector 20 is composed of a connector main body 21 and a connector fixing pin 22.

The connector body 21 is integrally formed as a 'U' shape so as to enclose the upper face, the lower face and the front face of the braid 10.

The upper and lower surfaces of the connector body 21 are integrally formed with fixing pin insertion portions 21a which are in communication with the guide portions 11 respectively and are integrally formed with the coupling portions 21b are integrally formed.

The connector fixing pin 22 is removably fitted to the fixing pin insertion portion 21a and one end of the spring detention pin 80 is screwed to the coupling portion 21b.

The connector fixing pin 22 is inserted into the guide portion 11 and the fixing pin inserting portion 21a which are in communication with each other so as to connect the wire 10 and the connector main body 21, The pin 22 is a known bolt and nut.

1 to 4, the insulating member 30 is fixed at one end to the connector body 21 of the connector 20 to insulate the electric wire L from the electric wire 10 so as not to be electrically contacted do.

A rail 31 is formed at the other end of the insulating member 30 and has a C-shaped cross section and has uneven holes 31a formed along the longitudinal direction thereof. The rail 31 is provided with a wire connector 40 A guider 45 is movably coupled.

The uneven hole 31a is in communication with the bolt connecting portion 43 of the wire connecting port 40 so that the sleeve 60 is removably inserted into the uneven hole 31a, (40).

1 to 3, the wire connector 40 is an elliptic bar made of a metal material having excellent electrical conductivity and easy to be molded. The wire connector 40 includes a power distribution line L and a jumper wire A power line inlet portion 41 having one side opened side by side and an inlet portion 42 as a jumper line are integrally formed so that the respective power lines JL can be received and accommodated.

Bending portions 41a and 42a are integrally formed at both ends (upper end portion and lower end portion) of the distribution line inlet portion 41 and the inlet portion 42 which is a jumper line.

The bending portions 41a and 42a are bent by the pressing mechanism to strongly press the power line L and the jumper wire JL housed inside the inlet portion 41 and the inlet portion 42 which are jumper wires do.

A bolt connecting portion 43 is integrally formed between the power line inlet portion 41 and the inlet portion 42, which is a jumper line.

The bolt connecting portion 43 is a hole penetrating the wire connecting port 40 in the direction in which the power receiving portion 41 and the inlet portion 42 as the jumper wire are opened and the bolt 53 are pierced.

The wire connection port 40 is integrally formed with a first engagement protrusion 44 which is formed on the outer surface of the wire connection port 40 so as to face each other with a power supply wire insertion portion 41 and a mouth portion 42 as a jumper wire interposed therebetween.

More specifically, the first latching protrusions 44 are formed on the upper and lower surfaces of the wire connecting port 40 with respect to the bolt connecting portion 43, and more specifically, the bending portions 41a and 42a, Respectively.

The first latching jaw 44 interlocks with the second latching jaw 52a of the lid 50 to be described later so as to prevent the lid 50 from being disengaged from the wire connecting port 40 do.

A guider 45 is integrally formed on the other side of the wire connector 40. The guider 45 is movably coupled to the rail 31. For example, The movably fitted wire connector 40 is fitted in the bolt 53 and fixed in position by the sleeve 60 inserted into the uneven hole 31a.

The fixing protrusion 46 is a conical protrusion formed on the inner surfaces of the power receiving line 41 and the jumper line 42 and is inserted into the power distribution line L and the jumper line JL, Thereby preventing the jumper wire JL from being pulled out by an external force.

3 and 4C, the lid 50 is a metal member composed of a connecting portion 51, a pressing portion 52 and a bolt 53, and is detachably coupled to the wire connecting port 40 .

The connecting portion 51 is engaged with one side of the wire connecting port 40 to close the opening and the pressing portion 52 has a second locking protrusion 52a to be engaged with the first locking protrusion 44 And is curved at both ends of the connecting portion 51 to cover the bending portions 41a and 42a to prevent the bending portions 41a and 42a from being opened.

The bolt 53 extends from the connecting portion 51 and is inserted into the bolt connecting portion 43 and the uneven hole 31a so that the sleeve 60 is inserted into the bolt 53 And the nut 70 are fastened.

According to the present embodiment, the bending portions 41a and 42a are to be opened by the weight of the power distribution line L and the jumper wire JL by the pressing portion of the cover 50 surrounding the bending portions 41a and 42a 52 of the power distribution line L and the jumper wire JL can be prevented from escaping.

In addition, since the fixing projections 46 are engaged with the power distribution line L and the jumper wire JL, there is an advantage that the risk of disengagement can be greatly reduced.

The wire connecting port 40 and the lid 50 are connected to each other by the first and second latching jaws 44 and 52 and the bolts 53 and the nuts 70, The insulating member 30 and the wire connecting port 40 are mutually fixed by the bolts 53 inserted into the uneven holes 31a of the insulating member 30 so that the insulating member 30 ), The wire connector (40), and the lid (50).

Further, since the wire connector 40 and the lid 50 are primarily fixed by the first and second engaging protrusions 44 and 52a, the worker can easily attach the wire connector 40 and the lid 50 Since the sleeve 60 and the nut 70 can be coupled to the bolt 53 without holding it, there is an advantage that the operation becomes more convenient.

2 and 3, the sleeve 60 is a block made of metal or synthetic resin. In the present embodiment, the sleeve 60 is inserted into the uneven hole 31a so as to be inserted through the bolt 53, 40) in the direction of the arrow.

2 and 3, the nut 70 is fastened to the bolt 53 to limit the separation of the sleeve 60 from the unevenness 31a. When the cover 50 is detached from the wire connector 40, Thereby preventing the dislodgement.

3 and 4, the spring transfer pin 80 is a long bolt which is threadably engaged with the fastening portion 21b of the connector 20 through the fastener 10, The rotation pin 81 is formed integrally with the transfer pin insertion portion 12, which is relatively smaller than the hole of the transfer pin insertion portion 12 formed on the rear surface of the transfer pin insertion portion 12.

The rotary shaft 81 compresses the spring 90 while restricting the release of the spring 90 fitted in the spring release pin 80.

3 and 4, the spring 90 is inserted into the spring return pin 80 and is disposed between the fastener 10 and the connector body 21, between the fastener 10 and the pin 81.

When the connector main body 21 is moved along the installation direction of the power distribution line L, the spring detent pin 80 is moved together with the pin 80 and the pin 80. In this process, The spring 90 disposed therebetween is naturally compressed.

On the contrary, when the spring return pin 80 returns to the initial state, the compressed spring 90 is restored.

The use state and operation of the present invention having the above-described structure will be described as follows.

FIGS. 5A to 5D are diagrams showing the use state of the shrinking mechanism for installation of insulators for processing discharge according to the present invention, and more specifically, a process of sequentially connecting electric wires.

5A, a distribution line L and a jumper line JL from which the coating has been removed are inserted into a distribution line inlet portion 41 of a wire connection port 40 and an inlet portion 42 which is a jumper line, For example, a pliers, to press the bending portions 41a and 42a of the wire connecting port 40.

The bent banding portions 41a and 42a are bent so that the power line L and the jumper wire JL are pressed and fixed.

At this time, the power-receiving line 41 and the fixing protrusion 46 formed in the input portion 42, which is the jumper line, penetrate inward through the outer peripheral surface of the power-distribution line L and the jumper wire JL, .

5B, when the power distribution line L and the jumper wire JL are pressed and fixed to the wire connection port 40 as described above, the guider 45 of the wire connection port 40 is connected to the rail 31 of the insulation member 30, Lt; / RTI >

5C, the lid 50 is brought into close contact with one side of the wire connector 40 (a surface on which a power line inlet and a jumper line are formed), and the bolt 53 of the lid 50 is connected to the wire And is inserted into the bolt fitting portion 43 of the connector 40 and the irregular hole 31a.

The second engaging protrusions 52a of the lid 50 are engaged with the first engaging protrusions 44 of the wire connector 40 so that the pressing portions 52 wrap the bending portions 41a and 42a, The wire connecting port 40 and the lid 50 are coupled to each other.

5D, the sleeve 60 is inserted into the bolt 53 passing through the wire connector 40, and the sleeve 60 is inserted into the uneven hole 31a to limit the movement of the wire connector 40 Finally, the nut 70 is fastened and fixed.

When the wire connector 40 is to be moved in the above-described state, the nut 70 is loosened so that the sleeve 60 can be separated from the uneven hole 31a, and then the wire connector The sleeve 60 may be inserted into the concave / convex hole 31a, and then the nut 60 may be tightened with the nut 70. FIG.

Fig. 6 is a view for explaining the action of the chucking mechanism for installation of a threading insulator according to the present invention. Fig.

6, when the power distribution line L is contracted due to a temperature change in the installed state as described above, the wire connection port 40, the insulation member 30, and the connector 20, which fix the power distribution line L, As the connector 20 moves, the spring release pin 80 also moves together to press the spring 90, and the spring 90 is compressed and compressed, and the shrinkage state is released The spring 90 is restored to its initial state and tensioned the distribution line L.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.

10: billet 11: guide part 12: detent pin insertion part
20: connector 21: connector body 21a: fixed pin insertion portion
21b: fastening part 22: connector fixing pin 30: insulating member
31: rail 31a: uneven hole 40: wire connector
41: Distribution line lead-in portion 42: Jumper lead-in portion 41a, 42a:
43: bolt connecting portion 44: first engaging jaw 45: guider
46: fixing projection 50: cover 51:
52: pressing portion 52a: second engaging jaw 60: sleeve
70: Nut 80: Spring detent pin 81: Dot
90: Spring L: Distribution line JL: Jumper wire

Claims (1)

(10) having a guide portion (11) having a rectangular shape penetrating the upper and lower surfaces, a catch pin insertion portion (12) passing through the front and rear surfaces, and fixed to the pole;
The fixing pin insertion portion 21a is integrally formed on the upper surface and the lower surface and is in communication with the guide portion 11. The fixing pin insertion portion 21a is formed integrally with the detaching pin insertion portion 12 A connector body 21 integrally formed with a fastening portion 21b communicating with the connector body 21,
A connector 20 composed of a guide pin 11 and a connector pin 22 penetratingly inserted into the pin insertion portion 21a and restricting the detachment of the connector body 21 from the pin 10;
An insulating member 30 which is fixed to the connector 20 and has a rail 31 formed with a stepped hole 31a along the longitudinal direction so as to insulate the electric wire L and the wire 10 from electrical contact;
A power line inlet portion 41 and a power line inlet portion 41 which are integrally formed at both ends and have bending portions 41a and 42a bent by pressure and have one side opened side by side and a jumper line inlet portion 42, A bolt coupling portion 43 formed between the input portion 42 as a jumper wire and the boss coupling portion 43 communicating with the uneven hole 31a and an input portion 42 as a jumper wire between the power receiving portion 41 and the input portion 42, A guider 45 integrally formed on the other side and movably coupled to the rail 31 and a second guiding jaw 44 formed on the inner circumferential surface of the power receiving portion 41 and the entrance portion 42 as a jumper line A wire connector 40 made of metal and formed of a conical fixing protrusion 46 to be formed;
A connecting portion 51 which is brought into contact with one side face of the wire connecting port 40 to block the opening portion and a second locking protrusion 52a which is engaged with the first locking protrusion 44, A pressing portion 52 which is formed so as to cover the bending portions 41a and 42a so as to prevent the bending portions 41a and 42a from being opened and a pressing portion 52 extending from the connecting portion 51 to form the bolt connecting portion 43 and the uneven holes 31a A cover 50 made of a metal and made of a bolt 53 inserted into the cover 50;
A sleeve 60 inserted into the bolt 53 so as to be inserted therethrough and detachably inserted into the uneven hole 31a to fix the position of the wire connector 40;
A nut 70 which is fastened to the bolt 53 to restrict the detachment of the sleeve 60 from the uneven hole 31a and prevents the lid 50 from being detached from the wire connector 40;
A spring release pin (80) which is inserted into the coupling part (21b) through the coupling pin inserting part (12) and moved forward and backward by the connector (20);
And a spring 90 that is inserted into the spring transfer pin 80 and compressed and restored when the spring transfer pin 80 is moved,
The bending portions 41a and 42a are pressed to form the bending portions 41a and 42a in the state that the distribution line L and the jumper line JL with the cover removed are inserted into the distribution line inlet portion 41 and the jumper line inlet portion 42, The power distributing line L and the jumper wire JL are pressed and fixed by the guide rails 31 and 32 so that the guider 45 is movably engaged with the rail 31 so that the bolt connecting portion 43 and the irregular hole 31a are communicated with each other The lid 50 is brought into close contact with one side of the wire connecting port 40 so that the bending portions 41a and 42a are wrapped by the pressing portion 52 so that the bolt 53 is inserted into the bolt connecting portion 43 and the concave / The sleeve 60 is inserted into the through bolt 53 and inserted into the concave and convex hole 31a so that the wire 60 is inserted into the concave hole 31a, The nuts 70 are fastened to the bolts 53 while fixing the position of the connector 40 to fix the lid 50 to the wire connector 40 and the rails 31 and the sleeve 60. [ Processing distribution Swaekeul Organization for Sexual installation.

Images