KR101580314B1

KR101580314B1 - Fixing device for overhead electric power line for power lead-in insulator in outdoor substation and power transmission

Info

Publication number: KR101580314B1
Application number: KR1020150134855A
Authority: KR
Inventors: 최성락
Original assignee: 최성락
Priority date: 2015-09-23
Filing date: 2015-09-23
Publication date: 2015-12-24

Abstract

The present invention provides a connecting member (50) comprising a plurality of insulators (10) arranged at different heights with respect to the adjacent insulators (10) and comprising a half- (30) having a plurality of fixing shafts (34) formed on the structure of the support or substation to support the connecting member (50) and formed in the fixing groove portion (32) and the fixing groove portion (32); A first detachable part (70) detachably connecting a connection shaft (52) extending from the vane support (54) to the fixed shaft (34); A second detachable portion 80 detachably connecting the support shaft 54b extending from the insulator 10 to a support shaft 54b formed in the support groove portion 54a of the half drum support 54; And a fixing part (100) for connecting the working wire to the insulator (10).

Description

TECHNICAL FIELD [0001] The present invention relates to a fixing device for an electric power supply line for a power transmission and an outdoor substation,

More particularly, the present invention relates to a power line fixing device for power transmission and outdoor substation power line inserters, and more particularly, to a power line fixing device for a power line and an outdoor substation which can easily install the power line insulator and can easily replace the insulator The present invention relates to a wire fixing apparatus for a power transmission and an outdoor substation power input insulator.

Generally, a transmission wire bracket is installed in a transmission tower or a Gantry tower, which is a structure for receiving power from a substation, and an insulator supporting the working wire is installed.

However, when the workpiece wire is installed in the insulator, the contact portion of the workpiece wire in contact with the insulator gets a very large stress concentration, and if this phenomenon persists, the cover is cut.

In this case, the electric wire inside the machined wire is exposed to the outside, which leads to a short circuit, and it is a reality that an operator has a very high possibility of electric shock accident when repairing the metal wire bracket or insulator.

In addition, the machined wire becomes very dangerous to be disconnected when the covering of the working wire starts to be cut, and if the working wire is broken and falls to the ground, a large electric shock accident is likely to occur.

Accordingly, there is a desperate need for an efficient and stable operation and an insulator for preventing the occurrence of an electric shock accident.

The insulator according to the prior art is provided on the insulator main body and includes a machining wire insertion hole formed to penetrate the insulator main body along the longitudinal direction and through which the machining wire is inserted and a resilient and elastic insulator having a lubricating oil receiving groove formed on the inner side surface thereof, An electric shock preventive member made of an insulating material, a wire member wound around a circumferential surface of the working wire inserted in the electric shock preventing member, and a control unit operatively controlled by the control unit and electrically connected to the wire member, And an electrical leak detecting device having an electrical leak detecting sensor for outputting a electrical leak detecting signal to the electric discharge preventing device, and an insulated liquid receiving portion for receiving the insulated liquid, one end being provided on the electric shock preventing member, the other end being provided on the insulated liquid receiving portion, A heater unit installed in the insulated liquid supply unit for melting the insulated liquid stored in the insulated liquid supply unit; An expansion valve according to any one of claims 1 to 3, further comprising: an insulated liquid supply device having an insulated liquid supply device for supplying an insulated liquid supplied from the insulated liquid supply device to the electrification prevention member; An extension bar pushing device having an elastic bar for elastically supporting the extension bar upwardly, a pushing bar inserted into the upper portion of the electric shock preventing member so as to be able to be lifted and lowered and for pushing the extension bar, and an extension bar pusher for moving the pushing bar, And is disposed on the upper side of the extension bar. The side surface of the free end is inclined upward as the side of the free end is brought into contact with the upper surface of the extension bar, while the side surface of the extension end is inclined with respect to the lubricant- An enlarged bar fixing mechanism main body formed with an airtight mechanism accommodating groove communicating therewith, eccentrically mounted on an upper portion of the enlarging bar fixing mechanism body, A piston movably installed in a lubricating oil receiving groove of the electrification preventing member; a piston inserted in a lubricating oil receiving groove of the electrification preventing member, the piston extending in the axial direction of the piston, A first spring for elastically supporting the lubricant oil in the opening direction of the lubricant oil receiving groove; an airtight mechanism movably installed in the airtight mechanism receiving groove of the extension bar fixing mechanism body; And a second spring for holding the leakage spring in the direction of the arrow, and a leakage detecting sensor. The heater device. The insulator supplying device. The expansion bar pressing device is operated. When the leakage detecting signal is received from the leakage detecting sensor, The insulator liquid supply device is operated to supply the melted insulation liquid to the electric shock prevention member, and the extension bar pusher is operated so that the extension bar is pressed against the working wire An insulating liquid and a control unit to press.

BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Registration No. 10-1058905 (published on Aug. 17, 2011, entitled "Electrostatic pole for installation of special high voltage distribution line").

There is a problem that it is difficult to reduce the time and cost required for installing the working wire connected to the insulator and the insulator because the insulator according to the related art is provided with a complicated technical structure for preventing electric shock.

Therefore, there is a need for improvement.

It is an object of the present invention to provide a working wire fixing device for power transmission and outdoor power substation electric power intake insulators which can easily install a power lead-in insulator and can easily replace the insulator to be used for a long period of time.

In addition, the first detachable part 70 of the present invention includes a first bearing groove 52 formed to be recessed inwardly from one side of the connecting shaft 52 so as to allow the fixing shaft 34 to be inserted therein, A first detachable groove portion 72 having a first engagement groove 72a; And when the fixed shaft 34 is pushed into the first detachable groove part 72, when the first detachable groove part 72 is opened and the fixed shaft 34 is inserted to the inner wall of the first detachable groove part 72 And a first engaging portion 74 for pressing and fixing the fixed shaft 34 to the first seating groove portion 72a side and the first engaging portion 74 is capable of retracting toward and away from the first detachable groove portion 72 A first engaging projection 76 provided with a first inclined surface 76a and a first engaging projection 76b; A first release groove portion 77 formed on the connection shaft 52 so as to face the first detachable groove portion 72 so that the first engagement projection 76 is inserted into the groove; And a first elastic member (78) interposed between the first release groove (77) and the first engagement protrusion (76).

The second detachable portion 80 of the present invention includes a second seating groove portion which is recessed inwardly from one side of the mounting shaft 10a so as to allow the support shaft 54b to be inserted therein and is bent upward A second detachable groove portion (82) provided with the second detachable groove portion (82a); When the support shaft 54b is pushed into the second detachable groove portion 82 and the second detachable groove portion 82 is opened and the support shaft 54b is inserted to the inner wall of the second detachable groove portion 82, And a second engaging portion 84 for pressing and fixing the supporting shaft 54b to the second seating groove portion 82a side, and the second engaging portion 84 is located at the second detachable groove portion 82 side A second engaging projection 86 which is installed as far as possible and has a second inclined surface 86a and a second engaging projection 86b; A second release groove portion 87 formed on the mounting shaft 10a so as to face the second detachable groove portion 82 so that the second coupling protrusion 86 is inserted into the groove; And a second elastic member (88) interposed between the second release groove (87) and the second engagement protrusion (86).

The working wire fixation apparatus for power transmission and outdoor substation power take-in insulator according to the present invention is characterized in that a half-bridge support stand is provided on a fixed stand provided in transmission and outdoor substations and a plurality of insulators are easily combined with a curved stand support system in a one- It is possible to reduce the time and cost required to install the working wire connected to the insulator and the insulator by being easily joined to the position where the plurality of insulators are spaced apart from each other.

FIG. 1 is an exploded perspective view illustrating a wire fixing apparatus for transmission and outdoor substation draw-in insulators according to an embodiment of the present invention.
FIG. 2 is a cross-sectional view illustrating a fixing part of a wire fixing device for transmission and outdoor substation draw-in receptacle according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of a wire fixing device for power transmission and substation power lead-in insulators according to the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is an exploded perspective view illustrating a wire fixing apparatus for transmission and outdoor substations according to an embodiment of the present invention. FIG. 2 is a perspective view of a wire fixing apparatus for a transmission and an outdoor substation, Sectional view of the fixing portion of the apparatus.

Referring to FIGS. 1 and 2, a wire fixing device for a power transmission line and an outdoor substation power take-in plug according to an embodiment of the present invention includes a plurality of insulators 10, A connecting member 50 including a half-moon support 54 which can be disposed and spaced apart from each other and a connecting member 50 which is installed in the structure of the support or substation to support the connecting member 50, A fixing table 30 having a plurality of fixing shafts 34 formed on the supporting shafts 32 and a first detachable connecting shaft 52 detachably connecting the connecting shafts 52 extending from the half- A second detachable portion 80 for detachably connecting a support shaft 54b extending from the insulator 10 to a support shaft 54b formed in a support groove portion 54a of the half- And a fixing part 100 for connecting a working wire to the insulator 10.

The transmission and outdoor substations are provided with a plurality of insulators 10 and a fixing table 30 connected to the processing wires 20. The fixing table 30 is formed in a square pipe shape having an open bottom, A plurality of fixed shafts 34 are formed in the horizontal direction while maintaining a constant gap.

A plurality of fixing shafts 34 are provided on the plurality of fixed shafts 34 so as not to interfere with each other or a plurality of insulators 10 mounted on the half- The machining wires 20 can be connected and the plurality of machining wires 20 can be connected without interfering with each other.

The half-moon support 54 has a shape in which both ends are curved downward and curved. The cross-sectional shape of the half-moon support 54 is formed such that the bottom is opened. 54b are installed at regular intervals.

Since the both ends of the half-moon support 54 are bent in a downward curved shape, the support shafts 54b formed in the half-moon support 54 are disposed at different heights. Therefore, the support shaft 54b, which is disposed adjacent to the support shaft 54b, The working wires 20 installed on the insulator 10 are arranged at different heights so that the adjacent working wires 20 can be prevented from coming into contact with each other.

A connecting shaft 52 protruding upward and having a first seating groove 72a formed at one side thereof is provided at the center of the upper surface of the half-moon support 54. The sectional shape of the connecting shaft 52 is fixed to the fixing base 30 And is formed into a square shape so as to be press-fitted into the groove portion 32.

Therefore, when the connection shaft 52 is inserted into the fixing groove portion 32 and engaged with the fixing shaft 34, the connection shaft 52 is positioned below the fixing table 30 so as not to move.

A mounting shaft 10a is provided on the upper surface of the insulator 10 to be press-fitted into the supporting groove 54a of the half-moon support 54. The sectional shape of the mounting shaft 10a is formed in the supporting groove 54a of the half- And a first attachment / detachment groove portion 70 is formed at one side of the mounting shaft 10a to which the support shaft 54b is engaged.

The first detachable portion 70 includes a first seating groove portion 72a which is recessed inwardly from one side of the connecting shaft 52 so as to be inserted into the fixing shaft 34 and is bent upward, When the fixed shaft 34 is pushed into the first detachable groove portion 72, the first detachable groove portion 72 is opened and the fixed shaft 34 is inserted into the inner wall of the first detachable groove portion 72, And a first engaging portion 74 for pressing and fixing the fixed shaft 34 toward the first seating groove portion 72a.

A first seating groove 72a is formed in the first detachable groove portion 72 and extends upward so as to receive the fixing shaft 34. A first seating groove 72a is formed on the bottom surface of the first detachable groove portion 72a, The first engaging projection 76 is provided so as to protrude and retract.

A first clearance groove 77 is formed on the bottom surface of the first detachable groove 72 so as to be recessed downward. A step is formed on the upper end of the first clearance groove 77, At the lower end of the first engaging projection 76, which is inserted as much as possible, a locking protrusion engaged with the step is formed.

The first engaging portion 74 includes a first engaging projection 76 provided so as to protrude / retract toward the first detaching / recessing portion 72 side and having a first inclined face 76a and a first engaging projection 76b, A first unlocking groove portion 77 formed in the connecting shaft 52 so as to face the first detachable groove portion 72 so that the engaging projection 76 can be inserted in a flowable manner, And a first elastic member (78) interposed between the first elastic member (76).

The first inclined surface 76a is formed on the outer surface of the first engaging protrusion 76 so that when the fixed shaft 34 is inserted into the first attaching / recessing portion 72, the first inclined surface 76a is slid along the first inclined surface 76a, The projection 76 is lowered into the first release groove 77.

At this time, the first elastic member 78 interposed between the first engagement protrusions 77 and the inner wall of the first release groove portion 78 is compressed and the first engagement protrusions 76 are moved toward the inside of the first release groove portion 77 So that the first attachment / detachment groove portion 72 is opened and the fixing shaft 34 is inserted into the first attachment / detachment groove portion 72.

When the fixing shaft 34 is fully inserted into the inner wall of the first detachable groove portion 72, the first engaging protrusion 76 is raised by the restoring force of the first elastic member 78, So as to engage with each other while pressurizing them.

In contrast, when separating the half-moon support member 54 from the fixing member 30, the operator moves the half-moon support member 54 upward to cause the first elastic member 78 to be compressed, The worker moves the half-moon support 54 to move the fixed shaft 34 to the outside of the first attachment / detachment slit 72 because the worker moves the half-moon support 54 by moving the fixed shaft 34 to the outside of the first attachment groove 72a .

In order to prevent the first elastic member 78 from being separated during the above operation, a first flow prevention protrusion 76c inserted into the upper end of the first elastic member 78 is formed on the bottom surface of the first engagement protrusion 76, And a first fixing protrusion 77a is formed on the bottom surface of the first release groove 77 to be inserted into the lower end of the first elastic member 78. [

The second detachable portion 80 includes a second seating groove portion 82a which is recessed inward from one side of the mounting shaft 10a so as to be able to receive the support shaft 54b and is bent upward, The second attachment / detachment groove portion 82 is opened and the support shaft 54b is inserted into the inner wall of the second attachment / detachment groove portion 82 when the attachment / detachment groove portion 82 and the support shaft 54b are press- And a second engaging portion 84 for pressing and fixing the support shaft 54b toward the second seating groove portion 82a.

A second seating groove 82a is formed in the second detachable groove portion 82 so as to extend upward and into which the supporting shaft 54b is inserted and a second seating groove 82a is formed from the bottom surface of the second detachable groove portion 82, The second engaging projection 86 is provided so as to protrude and retract.

A second unlocking groove portion 87 is formed on the bottom surface of the second detachable groove portion 82 so as to be recessed downward. A step is formed on the upper end of the second unlocking groove portion 87, At the lower end of the second engaging projection 86, which is inserted as much as possible, a latching protrusion engaged with the step is formed.

The second engaging portion 84 includes a second engaging projection 86 provided so as to be capable of projecting and retracting toward the second detachable groove portion 82 and having a second inclined surface 86a and a second engaging projection 86b, A second release groove portion 87 formed on the mounting shaft 10a so as to oppose the second detachable groove portion 82 so that the engaging projection 86 is allowed to flow, And a second elastic member 88 interposed between the first elastic member 86 and the second elastic member 88.

Since the second inclined surface 86a is formed on the outer surface of the second engaging projection 86, when the supporting shaft 54b is press-fitted into the second attaching / detaching groove 82, the second engaging projection 86 slides along the second inclined surface 86a, The projection 86 is lowered into the second release groove 87.

At this time, the second elastic projections 86 interposed between the second engagement protrusions 86 and the inner wall of the second release grooves 87 are compressed and the second engagement protrusions 86 are moved toward the inside of the second release grooves 87 So that the second detachable groove portion 82 is opened and the support shaft 54b is inserted into the second detachable groove portion 82.

When the support shaft 54b is fully inserted into the inner wall of the second detachable groove portion 82, the second engagement protrusion 86 is raised by the restoring force of the second elastic member 88, So as to engage with each other.

In contrast, when separating the insulator 10 from the half-moon support 54, the operator moves the insulator 10 upward, while the second elastic member 88 is compressed so that the second engaging projection 86 is engaged with the second releasing recessed portion The support shaft 54b is moved to the outside of the second seating groove 82a so that the worker moves the half shaft support 54 to separate the support shaft 54b outward from the second detachable groove 82 .

In order to prevent the second elastic member 88 from being separated during the operation as described above, a second flow prevention protrusion 86c inserted into the upper end of the second elastic member 88 is formed on the bottom surface of the second engagement projection 86, And a second fixing protrusion 87a is formed on the bottom surface of the second release groove 87 so as to be inserted into the lower end of the second elastic member 88. [

The fixing part 100 includes a body 110 having a bolt hole 112 formed at the central portion thereof and a hollow portion 114 formed at a lower portion of the bolt hole 112 and having a predetermined size, A fixing clamp 120 integrally formed on one side of the fixing member 110 and having a latch 122 for holding one side of the head 12 of the insulator 10 at a lower end thereof, A rotary clamp 130 having a latch 132 for holding the other end of the head 12 of the insulator 10 by holding the rotary clamp 130 at a lower end thereof, The elastic pressing member 140 is formed on the lower surface of the body 110 so that the upper surface of the working wire 20 is seated. (Not shown) formed on the upper surface of the insulator 10 so as to press the elastic pressing member 140 through rotation in the locking direction, The pressing bolt 150 and the fixing clamp 120 which press the working wire 20 seated on the seating groove 142 under the curved groove 14 and the elastic pressing member 140 and the rotary clamp 130 And rotary clamp fixing means for fixing the rotary clamp 130 when the head 12 of the insulator 10 is held on both sides thereof.

The worker fixes the rotary clamp 130 and the fixed clamp 120 to the lower end of the insulator 10 so that the elastic pressing member 140 presses the working wire 20 to the inside of the seating curved surface groove 14, 152 so that the working wire 20 is brought into close contact with the inside of the seating curved surface groove 14.

Thereby, it is possible to provide a power transmission line for a power transmission and a power line fixing device for an outdoor substation power inlet which can easily install a power take-in stator and can easily replace the insulator to be replaced for a long period of time.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

In addition, although a working wire fixing device for power transmission and outdoor substation power lead-in has been described as an example, this is merely an example, and a fixing device of the present invention is also applicable to other products other than a transmission wire fixing device for power transmission and outdoor substation power lead- Can be used.

Accordingly, the true scope of the present invention should be determined by the following claims.

10: insulator 10a: stationary shaft
20: machining wire 30:
32: fixing groove portion 34: fixed shaft
50: connecting member 52: connecting shaft
54: half-bridge support 54a: support groove
54b: support shaft 70: first detachable part
72: first detachable groove portion 72a: first seat groove
74: first engaging portion 76: first engaging projection
76a: first inclined surface 76b: first stopping projection
76c: first flow prevention protrusion 77: first release groove
77a: first fixing projection 78: first elastic member
80: second detachable portion 82: second detachable groove portion
82a: second seating groove 84: second engaging portion
86: second engaging projection 86a: second inclined surface
86b: second locking projection 86c: second flow prevention projection
87: second release groove portion 87a: second fixing projection
88: second elastic member 100:

Claims

A connecting member (50) including a plurality of insulators (10) arranged at different heights from the adjacent insulators (10) and including a half - moon support (54) installed to keep spacing therebetween;
(30) having a plurality of fixing shafts (34) formed on the structure of the support or substation to support the connecting member (50) and formed in the fixing groove portion (32) and the fixing groove portion (32);
A first detachable part (70) detachably connecting a connection shaft (52) extending from the vane support (54) to the fixed shaft (34);
A second detachable portion 80 detachably connecting the support shaft 54b extending from the insulator 10 to a support shaft 54b formed in the support groove portion 54a of the half drum support 54;
And a fixing part (100) for connecting the working wire to the insulator (10).

The portable terminal according to claim 1, wherein the first detachable portion (70)
A first detachable groove portion 72 having a first seating groove portion 72a recessed inwardly from one side of the connection shaft 52 so as to allow the fixing shaft 34 to be inserted therein and bent upward; And
When the fixed shaft 34 is pushed into the first detachable groove portion 72, when the first detachable groove portion 72 is opened and the fixed shaft 34 is inserted into the inner wall of the first detachable groove portion 72, And a first engaging portion (74) for pressing and fixing the shaft (34) to the first seating groove portion (72a) side,
The first engaging portion (74)
A first engaging projection 76 which is provided so as to protrude / retract toward the first detachable groove portion 72 and has a first inclined face 76a and a first engaging projection 76b;
A first release groove portion 77 formed on the connection shaft 52 so as to face the first detachable groove portion 72 so that the first engagement projection 76 is inserted into the groove;
And a first elastic member (78) interposed between the first unlocking groove portion (77) and the first engaging projection (76).

The connector according to claim 2, wherein the second detachable portion (80)
A second detachable groove portion 82 having a second seating groove portion 82a recessed inwardly from one side of the mounting shaft 10a so as to allow the support shaft 54b to be inserted therein and bent upward;
When the support shaft 54b is pushed into the second detachable groove portion 82 and the second detachable groove portion 82 is opened and the support shaft 54b is inserted to the inner wall of the second detachable groove portion 82, And a second engaging portion (84) for pressing and fixing the support shaft (54b) toward the second seating groove portion (82a)
The second engaging portion (84)
A second engaging projection 86 which is provided on the side of the second detachable groove portion 82 so as to protrude / retract and has a second inclined surface 86a and a second engaging projection 86b;
A second release groove portion 87 formed on the mounting shaft 10a so as to face the second detachable groove portion 82 so that the second coupling protrusion 86 is inserted into the groove; And
And a second elastic member (88) interposed between the second release groove (87) and the second engagement protrusion (86).