KR200444024Y1 - Latch safety device for transformer live wire in pillar for supply of electric power for period - Google Patents

Abstract

The present invention is a circular cylinder having a branch sleeve of the main power line in the top, left and right and front and rear sides, with an open portion at the bottom, and the front and rear side plates having an insertion hole where the main power line is inserted at the bottom and stopped at the center side at the front and rear ends. It is formed, and the upper and outer sides of the front and rear side insertion plate protruding into the front and rear side, respectively, the support protrusions having a semi-circular portion is formed on the lower side, but the coupling holes are formed on the left and right sides of the opening protrusions, respectively, and the shaft pins on the left and right sides of the front and rear side plates, respectively. An insulated rotating cover of an insulating material having a left and right rotating vane axially coupled to be rotated; Insulation material is located inside the lower portion of the insulated pivoting cover to protect the branch sleeve and the live branch ring, the front and rear side is located inside the front and rear side plate protrudes in the front and rear side and is inserted into the insertion hole to the main power line up and down It is divided into two parts, and it is fastened by fastening fitting protrusion and fitting recess, and it is fastened to the outer periphery, and has upper and lower limbs with pivot guide grooves formed on the outer circumference. The front and rear prevention frame having the left and right fixing spheres which protrude inwardly with the elastic spring and the handle is formed on the outer side, respectively positioned between the left and right between the front and rear prevention frame, and the upper part is axially coupled by the rotation shaft, and the lower left and right sides Insertion grooves for inserting the tip of the fixture are respectively formed. Insulating protective wing framework which rotates live wire branch portion protection wings having a lower wing to protect the ring formed; The U-shape has a semi-circular ring portion which is seated in the rotation guide groove of the upper and lower limbs in the center, and both end portions are respectively inserted in the lower left and right coupling holes of the support protrusion to form a fastening portion which is fastened and fixed by a nut. The present invention relates to a grid-type transformer live branch loop safety device for a distribution system having a rotational support for rotatably supporting a rotational cover from side to side in the insulating protective wing frame.

The present invention can achieve a stable electricity supply from the main power line to the home and industry by wrapping and protecting the live branch ring and the branch sleeve provided in the lower portion of the branch sleeve installed to branch the main power line, and the live branch only to the bottom Safety accidents can be prevented by exposing the rings, and rotation protection wing parts and insulated rotation covers installed on the left and right sides can be easily inspected as necessary.

Insulation Rotating Cover, Insulation Protection Wing, Rotating Support

Description

Latch safety device for transformer live wire in pillar for supply of electric power for period}

The present invention relates to a live branch branch safety device for distribution poles, and more specifically, to protect the home and industry by wrapping and protecting the live branch ring and the branch sleeve provided in the lower part of the branch sleeve installed to branch the main power line. It can achieve stable electricity supply from the main power line, prevent the safety accident by exposing the live branch ring only to the lower part, and install the rotating protection wing part and the insulated rotation cover which are pivoted on the left and right sides. The present invention relates to a live branch ring safety device for a distribution-type column transformer.

In general, in order to supply single-phase or three-phase electric power to homes or industries, the branch line of the column transformer is branched from the main power line of the distribution line. In this case, most of the branch sleeves are used. Such branch sleeves use a live branch ring to branch the branch lines from the main power line.

The branch sleeve coupled to the main power line of the electric pole is coupled with a live branch ring, and the live branch ring and the cutout switch are respectively connected with a primary lead wire, and the cut out switch and the column transformer are connected with a secondary lead wire, respectively. Then, electric power is supplied from the columnar transformer.

As described above, a branch sleeve is necessarily installed in the main power line of Jeonju. The branch sleeve is not only supplied with power but also removed from the column transformer due to the expansion, extension, or demolition of the building. The power will flow.

However, since the live branch ring installed in the conventional branch sleeve is exposed to the outside of the branch sleeve, there is a problem of causing malfunctions and various safety accidents due to foreign matter stacking.

The present invention is to solve the problems as described above, the stable supply of electricity from the main power line to the home and industry by wrapping and protecting the live branch ring and branch sleeve provided in the lower portion of the branch sleeve installed to branch the main power line power supply It is possible to prevent the safety accident by exposing the live branch ring only to the lower part, and to install the rotating protection wing part and the insulated rotation cover which are pivoted on the left and right sides for easier inspection as needed. The purpose is to provide a dedicated column transformer live branch loop safety device.

In order to achieve the above object, the present invention is a circular cylindrical body having a branch sleeve of a main power line wrapped in an upper side, left and right sides, and a front side and an open bottom side. A front and rear side plate having a stop hole is formed, and an upper and an outer side of the front and rear side plate are protruded forward and backward, respectively, and support protrusions having semi-circular portions are formed on the bottom surface, and coupling holes are formed at left and right sides of the support protrusion, respectively. Insulation rotation cover of the insulating material is formed on the left and right sides of the front and rear side plates are formed by left and right pivot blades are pivotally coupled to each other by a shaft pin;

Insulation material is located in the inner bottom of the insulated pivoting cover to surround the branch sleeve lower part and the live branch ring to protect, the front and rear side is located inside the front and rear side plate protrudes toward the front and rear sides, respectively, inserted into the insertion hole and the main power line It is divided into two parts up and down, and is fastened by fastening fitting protrusion and fitting recess.The outer periphery has the upper and lower limbs formed with recessed circular guide grooves on the outer circumference, and the inner and upper sides have seating recesses in which the front and rear branches are fixed. Each is positioned in the protruding inward with the elastic spring of the elastic spring and the front and rear prevention frame having left and right fixing spheres with handles formed on the outer side, respectively located on the left and right sides between the front and rear prevention frame, the upper part is axially coupled by the rotation shaft is rotated. At the bottom is an insertion groove into which the left and right fixing tool tips are inserted An insulation protection wing frame formed with rotation protection wing parts each having a lower wing for protecting the live branch ring;

The U-shape has a semi-circular ring portion which is seated in the rotation guide groove of the upper and lower limbs in the center, and both end portions are respectively inserted in the lower left and right coupling holes of the support protrusion to form a fastening portion which is fastened and fixed by a nut. And a pivoting support for pivotally supporting the pivoting cover in a left and right direction from the insulating protective wing frame.

In this way, the present invention can achieve a stable electricity supply from the main power line to the home and industry by wrapping and protecting the live branch ring and the branch sleeve provided in the lower portion of the branch sleeve is installed to branch the main power line, the bottom only Safety accidents can be prevented in advance by exposing the live branch ring, and the rotating protection wing part and the insulated rotation cover which are pivoted on the left and right sides can be installed to check more easily if necessary.

The present invention is not limited to the above-described specific preferred embodiments, and any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

Hereinafter, the present invention in more detail by the accompanying drawings as follows.

Figure 1 is a perspective view showing the construction of the columnar transformer live branch loop safety device for power distribution according to the embodiment of the present invention, Figure 2 is an exploded perspective view showing a fastening mode of the liner transformer live branch ring safety device for power distribution according to the embodiment of the present invention, Figure 3 is a main sectional enlarged front sectional view showing the construction of the pole-type transformer loop branch safety device for power distribution according to the embodiment of the present invention, Figure 4 is a main portion enlarged side showing the construction of the pole branch transformer safety device for the main transformer for power distribution according to the present invention embodiment It is a cross section.

For reference, in describing the present invention, when it is determined that a detailed description of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof is omitted.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of a user or an operator.

Therefore, the definition should be made based on the contents throughout the specification.

The main column transformer live branch loop safety device for power distribution of the present invention is wrapped around the upper and left and right and front and rear sides of the branch sleeve 40, and is insulated rotation cover (10) rotated from side to side in the insulation protection wing 20 if necessary Insulation protection wing 20 and the lower left and right sides are rotated when necessary in the state that the branch sleeve 40 and the live branch ring 41 is fixed, and the insulation rotation cover 10 is insulated protection wing ( And a rotational support (30, 30a) rotatably supporting the left and right sides 20).

The insulated pivot cover 10 is a circular cylinder made of an insulating material having an open portion 11 with the branch sleeve 40 of the main power line 42 wrapped in an upper side, left and right sides, and front and rear sides, and having an open bottom portion. The front and rear side plates 12 and 12a having insertion holes 13, in which the main power line 42 is inserted from the bottom and stopped at the center side, are formed, and the upper and outer sides of the insertion holes 13 of the front and rear side plates 12 and 12a are formed. Support protrusions 14 having semi-recessed portions 14a are formed on the lower surface of the front and rear sides, respectively, and coupling holes 14b are formed at the left and right sides of the support protrusions 14, respectively, and the front and rear side plates are formed at the upper left and right sides of the opening 11. (12, 12a) The left and right pivoting blades 15, 15a are pivotally coupled to the left and right shaft shafts 15b, respectively.

The insulating protective wing frame 20 is an insulating material that is located inside the insulating pivot cover 10, the inner side of the branch sleeve 40 and the live line branch ring 41 is connected to the lower line 43 to protect, On the side is located inside the front and rear side plates (12, 12a) and the upper center portion is projected in the front and rear sides, respectively, is inserted into the insertion hole (13) is divided into the main power line (42) up and down, the interference fit protrusion (22c) and the fitting portion (22d) is fastened and secured to the outer periphery of the circular pivoting guide groove (22b) has a recessed upper and lower limbs (22, 22a), respectively, the recessed recessed portion that is fixed to the front and rear sides of the branch sleeve (40) on the inner side surface ( 23) each having front and rear left and right front and rear prevention frames (21, 21a) having left and right fixing tools (24, 24a) having protruding inwards with elasticity of elastic springs (24b) and having handles (24c) respectively. Formed, between the front and rear prevention frame (21, 21a) The upper and the upper side is axially coupled by the rotation shaft (26a) is rotated, respectively, the lower side of the insertion grooves (27, 24a) for inserting the front and rear ends (24, 24a) are formed, respectively, the live branch ring (41) Rotating protective wings 25 and 25a having lower wings 26 to protect are formed.

The rotation support (30, 30a) is a U-shaped semi-circular ring portion 31 which is seated in the rotation guide groove (22b) of the upper and lower support tubes (22, 22a) is formed in the center, both ends of the support protrusion ( Fastening portions 32 and 32a are inserted into the left and right coupling holes 14b of the 14 to be fastened and fastened by nuts 33, respectively. Rotate the support to the left and right side.

The present invention as described above, in the state of being wrapped in the main power line 42 by the upper and lower support pipes 22, 22a of the insulation protection wing frame 20, the front and rear prevention frame (21, 21a) to the rotating support (30, 30a) When the branch sleeve 40 or the live branch ring 41 is repaired or replaced in a state where it is fastened and fixed to the insulated pivot cover 10 by the insulated pivot cover 10, the insulated pivot cover 10 is not supported by the upper and lower support tubes 22 and 22a. The branch sleeve 40 is repaired by turning left and right at the periphery, or the left and right pivotal protection wings 25 and 25a are rotated outward by pulling the left and right fixing tools 24 and 24a of the front and rear prevention frames 21 and 21a outward. The live branch ring 41 may be repaired.

1 is a perspective view showing the construction of the pillar-type transformer line branch safety device for distribution of the present invention embodiment,

Figure 2 is an exploded perspective view showing the fastening of the live branch loop safety device for the columnar transformer for power distribution embodiment,

Figure 3 is an enlarged front sectional view showing the main portion of the construction of the main branch transformer live branch loop safety device for power distribution embodiment of the present invention,

Figure 4 is an enlarged side cross-sectional view showing the main portion of the construction of the main branch transformer live branch loop safety device for power distribution embodiment according to the present invention.

* Description of the symbols for the main parts of the drawings *

10: insulation rotation cover 11: opening part

12,12a: front and rear side plate 13: insertion hole

14: support protrusion 14a: semi-circle

14b: coupling hole 15,15a: left and right pivot wing

15b: shaft pin

20: Insulation protection wing 21, 21a: Front and rear prevention frame

22,22a: Upper and lower limbs 22b: Revolving guide groove

22c: fitting protrusion 22d: fitting

23: seating recess 24, 24a: left and right fixture

24b: Elastic Spring 24c: Handle

25,25a: Rotating protection wing 26: Lower wing

26a: pivot shaft 27: insertion groove

30,30a: rotation support 31: semi-circle ring part

32,32a: Fastening part

40: branch sleeve 41: live branch ring

42: main power line 43: down line

Claims (1)

A circular cylinder having a branch sleeve of the main power line wrapped in the top, left and right sides, and the front and rear sides, and having an open portion at the bottom thereof. At the front and rear ends, a front and rear side plate having an insertion hole where the main power line is inserted at the bottom and stopped at the center side is formed. On the upper and outer sides of the front and rear side insertion plates, support protrusions having semi-circular portions are formed on the lower side of the front and rear sides, respectively, and coupling holes are formed on the left and right sides of the support protrusions, respectively. An insulating rotation cover of an insulating material having left and right rotating wings which are rotated; Insulation material is located inside the lower portion of the insulated rotation cover to protect the branch sleeve lower part and the live branch ring, the front and rear sides are located inside the front and rear side plate protrudes in the front and rear sides, respectively inserted into the insertion hole and the main power line It is divided into upper and lower parts and fastened and fastened by fastening fitting protrusion and fitting recess, and has outer and lower support pipes with circular pivoting guide grooves formed on the outer periphery, and inner and upper sides have seating recesses in which the front and rear branches are fixed. Each is positioned to protrude inward with the elastic spring of the elastic spring and the front and rear prevention frame having left and right fixing spheres with handles formed on the outside, respectively located on the left and right side between the front and rear prevention frame, the upper part is axially coupled by the rotating shaft is rotated There is an insertion groove into which the left and right end of the fixture is inserted An insulation protection wing frame formed with rotation protection wing parts each having a lower wing for protecting the live branch ring; The U-shape has a semi-circular ring portion which is seated in the rotation guide groove of the upper and lower limbs in the center, and both end portions are respectively inserted in the lower left and right coupling holes of the support protrusion to form a fastening portion which is fastened and fixed by a nut. Rotating branch ring safety device for a distribution-type transformer having a rotating support for rotating the cover to rotate left and right in the insulating protective wing frame.

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