KR101038267B1 - Pole type branch sleeve of power line - Google Patents

Abstract

PURPOSE: A branch sleeve for a distribution lien is provided to reduce construction time and costs by branching one or more lead-in lines by inserting a conduction insertion probe without stripping the coating of a power line. CONSTITUTION: A semicircular part is formed on the lower side of an upper branch frame(10). The upper side of a high voltage power line is inserted into the semicircular part. The semicircular part is formed on the upper side of a lifting branch frame(20) corresponding to the semicircular part on the lower side of the upper branch frame. A lower guide bar(31) with a hitching protrusion is formed on a lower branch frame(30). A coupling bolt coupled with a bolt coupling groove is formed on the upper side of a rotary bolt(40). The lifting branch frame rises and falls by the rotary bolt combined with the screw hole of the lifting branch frame.

Description

Pole type branch sleeve of power line {Pole type branch sleeve of power line}

The present invention relates to a large-sized branch sleeve for distribution lines, and more particularly, it is easy to attach and detach with a simple structure, so that at the time of constructing the branch sleeve, one or more inserts are inserted by inserting a current insertion needle without removing the cover of the power line, which is a high-voltage wire. It is a long branch branch sleeve for distribution line that can be branched into a low-voltage wire, which can be easily cut to shorten the construction period and reduce the construction cost, and to simplify the structure of the branch sleeve to reduce the manufacturing cost. .

In general, when branch line of main transformer is cut off from main line in main line of power distribution line that supplies power, branch sleeve is used, and branch branch sleeve uses branch clamp to branch down line from main line It is supposed to be.

Such a conventional branch sleeve is composed of a main body accommodating two strands of electric wires, an insertion groove and an insertion pin connecting two strands of electric wires in order to connect and connect a high-voltage electric power line and a low-voltage electric wire down line. .

However, such a conventional branch sleeve had the following problems. That is, the conventional branch sleeve has a problem in that the coupling structure is complicated and not only takes a high manufacturing cost in manufacturing, but also requires a lot of labor in installation, resulting in delay in construction period and high construction cost.

In addition, since the conventional branch sleeve has a structure capable of branching only one lower line from one branch sleeve installed in the main line, if the branch line is further branched in addition to one lower line, another branch sleeve for this is added to the main line. There was a problem with the installation.

The present invention is to solve the problems described above, it is easy to attach and detach with a simple structure in the construction of branch sleeves without the need to peel off the coating of the power line, which is a high-voltage wire, one or more low-voltage wire is a lower line The purpose is to provide a long branch branch sleeve for the distribution line that can reduce the production cost by simplifying the structure of the branch sleeve can be shortened construction period and the construction cost can be easily branched.

In order to achieve the above object, the present invention has a semi-circle portion in which the upper portion of the power line is inserted in one bottom surface, front and rear packing grooves in which front and rear rubber packings are respectively formed in front and rear sides of the semi-recessed portions, and outer edges are formed at the other center. A bolt turning hole is formed with upper and lower bolt turning holes with a screw thread on the upper circumferential edge and a locking protrusion on the upper circumference, and the locking protrusion of the upper turning bolt axially rotates at the lower center. An upper branch frame each having a front and rear shaft hole in which upper and rear guide bars having bolt insertion grooves are respectively fixed up and down;

Located in the lower portion of the upper branch frame is formed on the upper surface of the semi-circular portion corresponding to the semi-circular portion is formed, the front and rear packing grooves are respectively formed in the front and rear side of the semi-circular portion, the front and rear rubber packing is inserted, respectively In the upper part of the projecting through the covering through the power line and the electricity supply insertion needle extending to the spring wire is projected to form the upper part, the screw hole is formed on the bolt turning hole extension line on the other side, the front and rear shaft hole extension line on the other side An elevating branch frame in which front and rear through holes are formed;

At the front and rear sides of the upper end portion, the upper and rear guide bar extension lines are located on the same diameter, and the upper and lower center guide bars are formed at the center of the upper end and are screwed into the lower bolt insertion grooves, and the lower end is rotated with the locking jaw. One side upper and lower part has a plurality of lowering line hole is inserted into the lower line, the upper half of the inside of the lower line has a semicircular groove, the inside of the semicircular groove has a conduction terminal that is energized with the spring wire is located in the semicircular groove inside the semicircular groove When the lower line is inserted, the lower line connecting part having a semi-circular elastic piece is formed to be bent and protruded outwardly extending from the upper side while being energized with the energizing terminal. The lower end of the rotating member is inserted into the lower end of the rotating member It has a main portion that was rotated idle in the same and the upper end portion of the framework formed idling bar having a fastening bolt screwed in the bolt fastening groove;

At least one is positioned between the upper rotating bolt and the idle bar, the screw portion on the thread extension line is formed on the outer periphery, the upper end is formed with a fastening bolt screwed into the bolt fastening groove, the lower end of the bolt fastening portion or fastening A rotating field bolt which is screwed with one of the bolts and screwed with a screw hole of the lifting branch frame to raise or lower the lifting branch frame;

One or more are positioned between the lower front and rear guide bars and the upper front and rear guide bars to have the same diameter, and a bolt portion is formed at the top to be screwed into the bolt insertion groove, and a bolt portion insertion groove is formed at the bottom to screw the bolt into the bolt. It is provided with a lifting support bar for supporting the lifting and lowering of the lifting branch frame to raise and lower the lifting branch frame by rotating the idle bar with the rotating member so that the power of the upper power line is lowered to the lower branch frame of the lower side as the energization insertion needle is energized. There is a characteristic.

As described above, the present invention is easy to attach and detach with a simple structure, so that the work can be branched to one or more low-voltage wire cut lines only by inserting a current insertion needle without removing the cover of the power cable as a high-voltage wire when constructing the branch sleeve. It is easy to reduce the construction period and to reduce the construction cost, and there is an effect that can reduce the manufacturing cost by simplifying the structure of the branch sleeve.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by those skilled in the art without departing from the gist of the present invention as claimed in the claims. Of course, such changes will fall within the scope of the claims.

1 is a perspective view showing the construction of the pole type branch sleeve for distribution lines according to an embodiment of the present invention,
Figure 2 is an exploded perspective view showing the fastening pattern of the pole type branch sleeve for the distribution line according to the embodiment of the present invention,
Figure 3 is a side view showing the appearance of a pole branch sleeve for a distribution line according to an embodiment of the present invention,
Figure 4 is an enlarged front view showing the main portion of the lower branch frame cut down line connection portion of the pole type branch sleeve for the distribution line according to an embodiment of the present invention,
Figure 5 is a side cross-sectional view showing the operation of the pole type branch sleeve for a distribution line according to an embodiment of the present invention.

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

For reference, in describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof is omitted.

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

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

The long branching sleeve for the distribution line according to the present invention raises the elevating branch frame 20 by rotating the idle bar 34 in the lower branch frame 30 with the rotating member 34d, and inserting the electric current 24. ) As the electric power line 18 is energized, thereby lowering the power of the upper power line 18 to the lower branch frame 30 on the lower side, and the upper branch frame 10 supporting the power line 18 from the upper side, Lifting branch frame 20 which is guided to the lifting support bar 50 by the bolt 40 and ascends, and is energized with the power line 18, and a lower branch frame for elevating the lifting branch frame 20 by the rotating member 34d. 30, and a rotating bolt 40 to elevate the elevating branch frame 20 while being rotated, and an elevating support bar 50 for guiding and supporting the elevating elevating branch frame 20 from the front and rear sides.

The upper branch frame 10 has a semi-recessed portion 11 into which the upper portion of the power line 18, which is a high-voltage wire, is inserted at one side of the bottom surface, and front and rear rubber packings 12 and 13 are formed at the front and rear sides of the semi-recessed portion 11, respectively. Inserted front and rear packing grooves (12a, 13a) are formed, respectively, the other side has a thread (15b) on the outer edge, has a locking protrusion (15a) on the upper outer periphery and has a bolt fastening groove (15c) in the lower center A bolt turning hole 14 in which the locking protrusion 15a of the upper pivot bolt 15 pivots is formed in the upper and lower portions, and the other side has a locking portion 16b and 17b at the upper outer periphery and the bolt insertion groove at the lower center. The front and rear shaft holes 16 and 17, which are fixed to the upper and rear guide bars 16a and 17a having the 16c and 17c, respectively, are formed up and down, respectively.

The lifting and lowering branch frame 20 is located in the lower portion of the upper branch frame 10, the semi-circular portion 21 is formed on the upper surface corresponding to the semi-circular portion 11 to form a circular, semi-circular portion 21 On the front and rear sides, front and rear packing grooves 22 and 23 into which the front and rear rubber packings 22a and 23a are inserted, respectively, are formed, and the front and rear packing grooves 22 and 23 protrude upward and penetrate the covering to energize the power line 18. And a current insertion needle 24 extending downwardly to the spring wire 24a is formed to protrude upward, and a screw hole 25 is formed on an extension line of the bolt turning hole 14 at the center of the other side, and the front and rear sides at the front and rear sides of the other side. The front and rear through holes 26 and 27 on the extension lines of the shaft holes 16 and 17 are formed.

The lower branch frame 30 is located on an extension line of the upper front and rear guide bars 16a and 17a at one side of the upper end and has the same diameter, and is screwed into the lower bolt insertion grooves 16c and 17c at the center of the upper end. Bolts 31a and 32a protrude and lower front and rear guide bars 31 and 32 are rotated with locking jaws 31b and 32b at lower ends, respectively, and a plurality of cut-off lines 33f are inserted into one front upper and lower parts. It has three lower wires 33a and a semicircular groove 33b in the upper portion of the lower wire 33a, and a semicircular shape with an energizing terminal 33c that is energized with the spring wire 24a inside the semicircular groove 33b. Semicircular elasticity which is located inside the semicircular groove 33b and is stretched when the lower line 33f is inserted into the lower line hole 33a and is energized with the energizing terminal 33c, extending from the upper side to form a bending bar 33e protruding outward. A down line connecting portion 33 having a piece 33d is formed, and on the extension line of the screw hole 25. The other side has a rotating body 34c, which has a rod body 34b on the center side, and a front end of the rotating member 34d inserted into the bottom side, and rotates idly by the rotation of the rotating member 34d. An idle bar 34 having a fastening bolt portion 34a screwed into the fastening groove 15c is formed.

One or more rotational field bolts 40 are positioned between the upper rotational bolt 15 and the idle bar 34 so that the threaded portion 41 on the extension line of the thread 15b is formed on the outer circumference thereof, A fastening bolt 42 is formed to be screwed into the bolt fastening groove 15c, and one of the bolt fastening portion 34a and the fastening bolt 42 is screwed to the bottom of the lifting branch frame 20. Screwed with the threaded hole 25 to raise or lower the lifting branch frame 20.

The elevating support bar 50 has one or more positions between the lower front and rear guide bars 31 and 32 and the upper front and rear guide bars 16a and 17a to have the same diameter, and a bolt insertion groove 16c at an upper end thereof. The bolt portion 51 is screwed to the 17c is formed, and at the lower end, a bolt portion insertion groove 52 is formed at which the bolt portions 31a and 32a are screwed to guide and support when the elevating branch frame 20 is elevated. do.

In the present invention as described above, the tip of the rotating member 34d is rotated by the idle bar 34 of the lower branch frame 30 in a state in which the semi-recessed portion 11 of the upper branch frame 10 is positioned above the power line 18. When the idler bar 34 is rotated clockwise by inserting the recessed part 34c, the rotary bolt 40 continuously screwed to the idler bar 34 rotates while being screwed with the threaded part 41. 25, the elevating branch frame 20 is fastened to the lower front and rear guide bars 31 and 32, and gradually slides upwards by the guide of the elevating support bar 50, which is continuous to the upper portion. 18 is placed in the lower portion of the power insertion needle 24 is inserted through the skin of the power line 18 to make the power supply with the power line 18, the electric power is supplied to the lower branch frame 30 through the spring wire (24a) The down line connecting portion 33 is energized with the conducting terminal 33c.

At this time, when the lowering line 33f is inserted into the lowering line connecting portion 33 of the lower branch frame 30, the lowering line hole 33a, the lowering line 33f moves the semi-circular elastic piece 33d into the semicircular groove 33b. At the same time as it is pushed through the energizing terminal 33c, the separation of the lowering line 33f is prevented by the elastic force. The bending bar 33e may be made of the same metal material as that of the semi-circular elastic piece 33d, but is preferably made of a non-metallic material that is not energized to prevent a safety accident such as an electric shock.

10: upper quarter frame 11: half circle required
12,13: Front and rear packing groove 12a, 13a: Front and rear rubber packing
14: bolt turning hole 15: upper turning bolt
15a: protrusion 15b: thread
15c: Bolted groove 16, 17: Front and rear shaft hole
16a, 17a: front and rear guide bar 16b, 17b: hook
16c, 17c: bolt insertion groove 18: power line
20: lifting quarter frame 21: semicircle required
22,23: Front and rear packing groove 22a, 23a: Front and rear rubber packing
24: energization insertion needle 24a: spring wire
25: screw hole 26, 27: front and rear through hole
30: lower branch frame 31, 32: lower front and rear information bar
31a, 32a: bolt portion 31b, 32b: locking jaw portion
33: cut line connection portion 33a: cut line
33b: semicircle groove 33c: energized terminal
33d: semicircular elastic sheet 33e: bending bar
33f: lowering line 34: idle bar
34b: Internal doldrums 34c: Internal pivot
34d: rotating member
40: turning bolt 41: thread
42: fastening bolt 43: bolt fastening groove
50: lifting support bar 51: bolt portion
52: bolt insert groove

Claims (1)

Semi-recessed portion 11 into which the upper portion of the power line 18, which is a high-voltage wire, is inserted into one bottom surface, and the front-rear packing grooves 12a and 13a into which the front-rear rubber packings 12 and 13 are inserted in the front and rear sides of the semi-recessed portion 11, respectively. ) Are each formed, the other end has a thread (15b) in the outer edge, and has a locking portion (15a) on the upper outer periphery, the locking portion of the upper rotating bolt (15) having a bolt fastening groove (15c) in the lower center The upper and lower bolt turning holes 14 with which the shaft 15a is axially rotated are formed in the upper and lower parts, and the other front and rear have locking parts 16b and 17b at the upper outer periphery and bolt insertion grooves 16c and 17c at the lower center. An upper branch frame 10 having front and rear shaft holes 16 and 17 each of which guide bars 16a and 17a are axially fixed up and down, respectively;
Located in the lower portion of the upper branch frame (10) is formed on the upper surface of the semi-circular portion 21 to correspond to the semi-circular portion (11) is formed, the front and rear rubber packing (22a, 23a) in the front and rear side of the semi-circular portion (21) The front and rear packing grooves 22 and 23 are respectively formed to be inserted into each other. The front and rear packing grooves 22 and 23 are respectively projected upwardly to penetrate the covering and to be energized with the power line 18 and downward to the spring wire 24a. An extended electricity supply insertion needle 24 is formed to protrude upwards, and a screw hole 25 is formed on an extension line of a bolt turning hole 14 at the center of the other side, and the front and rear on the extension line of the front and rear shaft holes 16 and 17 on the other side. Lifting branch frame 20 is formed through the hole (26, 27);
The front and rear side guide bars (16a, 17a) extending on the front side of the upper end portion having the same diameter and bolts (31a, 32a) screwed into the lower bolt insertion groove (16c, 17c) at the center of the upper surface protrudes Lower front and rear guide bars (31, 32) are rotated with locking jaws (31b, 32b) at the lower end, respectively, and has a plurality of lower-line holes (33a) inserted into the lower line 33f in one front upper and lower It has a semicircular groove 33b at the upper inner side of the line hole 33a, and has a conducting terminal 33c which is energized with the spring wire 24a inside the semicircular groove 33b, and is located inside the semicircular groove 33b in a semicircular shape. Lower line connecting portion having a semi-circular elastic piece 33d having a bending bar 33e protruding from the upper side while being stretched and energized with the conducting terminal 33c and protruding outward when the lowering line 33f is inserted into the lowering line hole 33a. 33 is formed, and the other side on the extension line of the screw hole 25 It has an inner protrusion part 34b on the side and a lower end of the rotating member 34d is inserted inward at the lower end thereof, and has a pivoting recess 34c which is idling by the rotation of the rotating member 34d. A lower branch frame 30 having an idle bar 34 having a fastening bolt portion 34a screwed to the lower portion;
At least one is positioned between the upper pivot bolt 15 and the idle bar 34 so that the threaded portion 41 on the extension line of the thread 15b is formed on the outer circumference, and the screw is screwed into the bolt fastening groove 15c at the upper end. A fastening bolt 42 is formed to be coupled, and at the bottom, one of the bolt fastening part 34a or the fastening bolt 42 is screwed and screwed with the screw hole 25 of the lifting branch frame 20 to lift. Rotating field bolt 40 for raising or lowering the branch frame 20;
One or more are positioned between the lower front and rear guide bars 31 and 32 and the upper front and rear guide bars 16a and 17a to have the same diameter, and bolt parts screwed into the bolt insertion grooves 16c and 17c at the top ( 51 is formed, and at the lower end, a bolt part insertion groove 52 is formed in which bolt parts 31a and 32a are screwed, and a lifting support bar 50 for guiding and supporting the lifting and lowering of the lifting branch frame 20 is provided. By rotating the idle bar 34 in the lower branch frame 30 by the rotating member 34d, the lifting branch frame 20 is raised so that the energizing insertion needle 24 is energized with the power line 18. A long branch sleeve for a distribution line that lowers the power of the power line 18 to the lower branch frame 30 on the lower side.

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