JP2018528742A - Device for fixing overhead wires to porcelain insulators - Google Patents

Abstract

  The present invention belongs to the electric power equipment field, and provides an apparatus for fixing an aerial conducting wire to a porcelain insulator including a left sandwiching body and a right sandwiching body. The left sandwiching body has a semicircular left engaging portion, a left stabilizing holder, and a left conductor support, and the left engaging portion is adapted to the neck of the porcelain insulator, and the left stabilizing holder is the left stabilizing holder. An upper rod, a left stability holder lower rod, and a left stability holder middle rod are provided. The left stability holder upper rod and the left stability holder lower rod are fixedly connected to both ends of the left engagement portion and support the left conductor. The lower part of the body is connected to the left stability holder middle rod. The right clamping body has a semi-circular right engaging portion, a right stabilizing holder, and a right conductor support, and the right engaging portion is adapted to the neck of the porcelain insulator, and the right stabilizing holder is the right stabilizing holder. An upper rod, a right stabilizing holder lower rod, and a right stabilizing holder middle rod are provided, and the right stabilizing holder upper rod and the right stabilizing holder lower rod are fixedly connected to both ends of the right engaging portion, respectively, and the right conductor support The lower part of is connected to the right stability holder middle rod. The apparatus has few members, is easy to operate, can reduce the workload of workers, and can improve work efficiency.

Description

  The present invention relates to the field of electric power equipment, and more particularly to an apparatus for fixing an aerial conducting wire to a porcelain insulator.

  Currently, in general, the method of fixing between the conductor of the overhead distribution line and the porcelain insulator is that an operator employs a wire and binds it by hand. However, bundling by hand is greatly affected by the human factor, and this bundling method has poor durability. Depending on natural conditions such as wind, rain, snow, etc., it is easy to loosen, and the wire can be cut, resulting in a big safety problem.

  The Chinese utility model patent CN20471244U includes a left sandwiching body and a right sandwiching body, and the left sandwiching body and the right sandwiching body are each provided with arc-shaped engaging portions that match the pin porcelain insulators. Fixing holes are provided at both ends of the holding body, and two pairs of arc-shaped holding plates are further included. Fixing holes are provided at both ends of the two pairs of arc-shaped holding plates, respectively. The arc-shaped holding plate has been disclosed as a fixture for fixing an overhead wire to a pin porcelain insulator that firmly holds the left and right clamps and the overhead wire with bolts. If you use an aerial conducting wire fixing jig to the pin porcelain insulator, you can solve the problem that exists in the method of using wires to bundle and fix by hand, but the aerial conducting wire fixing jig to the pin porcelain insulator When equipped with a plurality of separated members and used for fixing overhead wires and porcelain insulators, it must be fixed using a plurality of bolts and nuts, and the work must be performed at a high place. It is difficult to work independently by yourself.

  In order to solve the above-mentioned problems in the prior art, the present invention provides a device for fixing an aerial conducting wire to a porcelain insulator.

According to one aspect of the aerial conductor fixing device to the porcelain insulator according to the present invention, the aerial conductor fixing device to the porcelain insulator comprises a left sandwiching body and a right sandwiching body,
The left sandwiching body has a semi-circular left engaging portion, a left stability holder, and a left conductor support,
The left engaging part is adapted to the neck of a porcelain insulator,
The left stability holder includes a left stability holder upper rod, a left stability holder lower rod, and a left stability holder middle rod. The left stability holder middle rod includes one end of the left stability holder upper rod and the left stability holder. By connecting one end of the holder lower rod, the left stable holder upper rod, the left stable holder lower rod, and the left stable holder middle rod form a U-shaped structure,
The left stability holder upper rod and the left stability holder lower rod are fixedly connected to both ends of the left engagement portion, respectively.
The upper surface of the left conductor support is provided with a left conductor support groove that matches the conductor, and the upper portion of the left conductor support is connected to the left conductor press plate and is located in the middle of the left conductor press plate. Is provided with a left conductor pressing plate groove that matches the conductor, and the left conductor support groove and the left conductor pressing plate groove form a structure for storing and fixing the conductor,
The lower portion of the left conductor support is connected to the left stability holder middle rod,
The right clamping body has a semi-circular right engaging portion, a right stability holder, and a right conductor support,
The right engaging portion is adapted to the neck of the porcelain insulator and cooperates with the left engaging portion to form an annular structure that can be engaged with the neck of the porcelain insulator, thereby imagining the porcelain insulator. Engaging and fixing the wire fixing device to the porcelain insulator,
The right stability holder includes a right stability holder upper rod, a right stability holder lower rod, and a right stability holder middle rod, and the right stability holder middle rod includes one end of the right stability holder upper rod and the right stability holder. By connecting one end of the holder lower rod, the right stable holder upper rod, the right stable holder lower rod, and the right stable holder middle rod form a U-shaped structure,
The right stability holder upper rod and the right stability holder lower rod are fixedly connected to both ends of the right engagement portion, respectively.
The upper surface of the right conductor support is provided with a right conductor support groove that matches the conductor, and the upper portion of the right conductor support is connected to the right conductor pressing plate and is located in the middle of the right conductor pressing plate. Is provided with a right conductor pressing plate groove that matches the conductor, and the right conductor support groove and the right conductor pressing plate groove form a structure for storing and fixing the conductor,
The lower portion of the right conductor support is connected to the right stability holder middle rod,
By connecting in a manner of engagement or bolt connection between the left stability holder upper rod and the right stability holder upper rod, and between the left stability holder lower rod and the right stability holder lower rod, the left The sandwiching body and the right sandwiching body are connected.

Preferably, the left stable holder upper rod and the left stable holder lower rod have the same length and are parallel to each other, and the left stable holder middle rod includes the left stable holder upper rod and the left stable holder. Perpendicular to each of the lower rods,
The right stability holder upper rod and the right stability holder lower rod have the same length and are parallel to each other, and the right stability holder middle rod has the right stability holder upper rod and the right stability holder lower rod. They are orthogonal to each other.

Preferably, between the left stabilizing holder upper rod and the left engaging portion, and / or between the left stabilizing holder lower rod and the left engaging portion, and / or the left stabilizing holder middle rod and the left By providing at least one left reinforcing rod between the engaging portion, the left stable holder and the left engaging portion are more stably connected,
Between the right stabilizing holder upper rod and the right engaging portion, and / or between the right stabilizing holder lower rod and the right engaging portion, and / or the right stabilizing holder middle rod and the right engaging portion. Between the two, at least one right reinforcing rod is provided, so that the right stability holder and the right engagement portion are more stably connected.

  Preferably, the left stability holder and the left engagement portion have a single structure, and the right stability holder and the right engagement portion have a single structure.

Preferably, the upper portion of the left conductor support is connected to the left conductor pressing plate by a bolt, and the bolt is fixedly connected to both sides of the left conductor support groove in the left conductor support, and the left conductor On both sides of the pressing plate groove, holes are provided corresponding to the bolts,
The upper portion of the right conductor support is connected to the right conductor pressing plate by a bolt, and the bolt is fixedly connected to both sides of the right conductor support groove in the right conductor support, and the right conductor pressing plate is recessed. On both sides of the groove, holes are provided corresponding to the bolts.

Preferably, the lower portion of the left conductor support is slidably connected to the left stability holder middle rod so that the left conductor support can slide freely on the left stability holder middle rod. Can
The lower portion of the right conducting wire support is slidably connected to the right stability holder middle rod so that the right conducting support can slide freely on the right stability holder middle rod.

Preferably, a through hole is provided in a lower portion of the left conductor support, and a left stability holder middle rod is inserted into the through hole in the lower portion of the left conductor support, so that the left conductor support and the left stabilizer are inserted. While connecting the holder, the left conductor support can slide freely on the left stability holder middle rod,
A through hole is provided in a lower portion of the right conductor support, and a right stability holder middle rod is inserted into the through hole in the lower portion of the right conductor support, thereby connecting the right conductor support and the right stability holder. In addition to being connected, the right conductor support can slide freely on the right stability holder middle rod.

Preferably, the through hole in the lower part of the left conductor support is a triangular hole or a polygonal hole, and the cross section of the left stabilizing holder middle rod corresponds to the through hole in the lower part of the left conductor support. A triangle or polygon,
The through hole in the lower part of the right conductor support is a triangular hole or a polygonal hole, and the right cross section of the right stability holder middle rod is triangular or multi-corresponding to the through hole in the lower part of the right conductor support. It is square.

  Preferably, the polygonal hole is a quadrangular hole, a pentagonal hole, a hexagonal hole or an octagonal hole, and the polygon is a quadrangle, a pentagon, a hexagon or an octagon corresponding to the polygonal hole.

  Preferably, the engagement method is realized by an engagement member between the left stability holder upper rod and the right stability holder upper rod and between the left stability holder lower rod and the right stability holder lower rod. The engagement member includes an engagement groove and an engagement head, and ends of the engagement groove are two elastic pieces fixedly connected to the upper wall and the lower wall of the engagement groove, respectively. The engagement head has an arrow-shaped plug corresponding to the V-shaped opening, and the engagement groove communicated with the V-shaped opening has an inside of the engagement groove. There is a space for accommodating the arrow-shaped plug, and the arrow-shaped plug is fitted into the space of the engagement groove through the V-shaped opening.

Preferably, the bolt connection between the left stability holder upper rod and the right stability holder upper rod, and between the left stability holder lower rod and the right stability holder lower rod is realized by the following structure. That is,
A connection seat is fixedly connected to the corresponding ends of the left stability holder upper rod and the right stability holder upper rod, and the connection seat has a length direction of the left stability holder upper rod. A through hole provided, a through hole of a connection seat between the left stability holder upper rod and the right stability holder upper rod is provided correspondingly, and a bolt is passed through the corresponding provided through hole, By screwing the nut into the bolt, the bolt connection between the left stability holder upper rod and the right stability holder upper rod is realized,
A connecting seat is fixedly connected to the corresponding ends of the left stabilizing holder lower rod and the right stabilizing holder lower rod, and the connecting seat is connected along the length direction of the left stabilizing holder lower rod. A through hole provided, a through hole of a connection seat between the left stability holder lower rod and the right stability holder lower rod is provided correspondingly, and a bolt is passed through the corresponding provided through hole, By screwing a nut into the bolt, a bolt connection between the left stability holder lower rod and the right stability holder lower rod is realized.

  Preferably, among the corresponding end portions of the left engagement portion and the right engagement portion, at least one set of end portions has a planned positioning device, and the planned positioning device includes a planned positioning hole and a planned positioning rod. And the planned positioning rod is fitted into the planned positioning hole to realize the coupling between the left engaging portion and the right engaging portion, and the left holding body and the right holding body, Scheduled positioning in the porcelain insulator can be realized.

  More preferably, the planned positioning hole is located at an end portion of the left engaging portion and has an opening at one end, a top portion near the opening end of the planned positioning hole is a columnar shape, and a bottom portion is A spherical or ellipsoidal shape, and a sphere center is located on the side of the top of the columnar shape and the bottom of the spherical or ellipsoidal shape, on the side close to the spherical or elliptical bottom, and the predetermined positioning rod Is a rod-shaped structure located at the end of the right engaging portion and protruding from the end of the right engaging portion, and one end of the planned positioning rod adjacent to the right engaging portion is the planned positioning It is a column that matches the top of the columnar shape of the hole. One end away from the right engaging portion is a sphere or ellipsoid made of an elastic material that matches the spherical or elliptical bottom of the predetermined positioning hole.

  The device for fixing an overhead wire to a porcelain insulator provided by the present invention has a compact structure and requires very few members to work at a high place. In particular, since the types and number of discrete small members are greatly reduced, the inconvenience and high weakness of falling small members can be reduced. In addition, the overhead wire can be fixed to the porcelain insulator by an extremely simple operation when working at a high place, so that the workload of the worker can be greatly reduced and the work efficiency can be improved.

It is a structure schematic diagram of the fixing device of an aerial conducting wire to the porcelain insulator provided in one Example in this invention. It is a structure schematic diagram of the left conductor support and the left conductor presser plate of the fixing device of the overhead conductor to the porcelain insulator provided in one embodiment of the present invention. It is a structure schematic diagram of the right conducting wire support body and right conducting wire pressing plate of the fixing device of the aerial conducting wire to the porcelain insulator provided in one embodiment of the present invention. It is a structure schematic diagram of the engaging member of the fixing device of an aerial conducting wire to the porcelain insulator provided in one Example in this invention. It is a structure schematic diagram of the fixing device of the aerial conducting wire to the porcelain insulator provided in the other Example in this invention.

  In order to make the objects, technical solutions, and advantages of the present invention clearer, embodiments of the present invention will be described in more detail with reference to the drawings. The specific embodiments described herein are used only for interpreting the present invention and do not limit the present invention.

  As shown in FIGS. 1 to 4, in one preferred embodiment of the present invention, there is provided an apparatus for fixing an aerial lead wire to a porcelain insulator including a left sandwiching body and a right sandwiching body.

  As shown in FIG. 1, the left sandwiching body includes a semicircular left engaging portion 11, a left stability holder, and a left conductor support.

  The left engaging portion 11 is adapted to the neck of the porcelain insulator and cooperates with the right engaging portion 21 to form an annular structure that can be engaged with the neck of the porcelain insulator. Thereby, the fixing device of the aerial conducting wire to the porcelain insulator is engaged and fixed to the porcelain insulator.

  The left stable holder includes a left stable holder upper rod 121, a left stable holder lower rod 122, and a left stable holder middle rod 123. The left stable holder middle rod 123 connects one end of the left stable holder upper rod 121 and one end of the left stable holder lower rod 122 to thereby connect the left stable holder upper rod 121, the left stable holder lower rod 122, and the left The stable holder middle rod 123 forms a U-shaped structure. In order to improve the convenience of industrial production and the stability of the fixing device of the overhead wire to the porcelain insulator according to the present invention, the left stable holder upper rod 121 and the left stable holder lower rod 122 have the same length, and It is preferable that they are parallel to each other. The left stable holder middle rod 123 is orthogonal to the left stable holder upper rod 121 and the left stable holder lower rod 122, respectively.

  The left stable holder upper rod 121 and the left stable holder lower rod 122 are fixedly connected to both ends of the left engaging portion 11, respectively. In order to improve the stability of the connection between the left stability holder and the left engagement portion 11, between the left stabilization holder upper rod 121 and the left engagement portion 11 and / or the left stabilization holder lower rod 122 and the left engagement. At least one left reinforcing rod 124 is provided between the left part 11 and / or between the left stabilizing holder middle rod 123 and the left engaging part 11 so that the left stabilizing holder and the left engaging part 11 are more It can be connected stably. In one preferred embodiment, one end of one left reinforcing rod in the two left reinforcing rods 124 is connected to the intersection of the left stabilizing holder upper rod 121 and the left stabilizing holder middle rod 123, and the other end is connected. , Is connected to the left engaging portion 11. This form of structure improves the stability of the connection between the left stable holder and the left engaging portion 11 and can also reduce the amount of material used. This is useful for actual use. In one preferred embodiment, in order to achieve the purpose of improving the stability of the connection between the left stable holder and the left engaging portion 11, the left stable holder and the left engaging portion 11 are configured as an integral structure. Good.

  As shown in FIG. 2, the upper surface of the left conductor support 13 is provided with a left conductor support groove 131 that matches the conductor, and the upper portion of the left conductor support 13 is, for example, by a bolt 5. It is connected to the left conductor pressing plate 14. In the middle portion of the left conductor pressing plate 14, a left conductor pressing plate concave groove 141 that matches the conductor is provided. Thus, the left conductor support groove 131 on the upper surface of the left conductor support 13 and the left conductor pressing plate groove 141 in the middle of the left conductor pressing plate 14 form a structure for storing and fixing the conductor. In one specific embodiment, the bolt 5 is fixedly connected (for example, welded) to both sides of the left conductor support groove 131 in the left conductor support 13. A hole 6 provided corresponding to the bolt 5 is provided on both sides of the left conductive wire pressing plate concave groove 141 in the left conductive wire pressing plate 14. In this way, the bolts 5 on both sides of the left conductor support groove 131 in the left conductor support 13 are passed through the holes 6 on both sides of the left conductor presser groove 141 in the left conductor pressing plate 14 and screwed with the nuts. By doing so, the conducting wire is fixed to the left conducting wire support 13. In actual application, after inserting the corresponding bolt 5 of the left conductor support 13 into any hole 6 in the left conductor pressing plate 14 in advance, a nut is screwed into the tip of the bolt 5 (so as not to be screwed firmly). In other words, the left conductor pressing plate 14 can be freely rotated with respect to the left conductor support 13, and another bolt 5 in the left conductor support 13 is inserted into the other hole 6 in the left conductor pressing plate 14. The nut is screwed in such a manner that it can be inserted.For convenience of operation, the length of the other bolt 5 may be set slightly shorter than the bolt 5 inserted into the left conductor pressing plate 14 here. ). When the aerial conductor fixing device to the porcelain insulator according to the present invention is used for the aerial line, the left conductor support groove 11 in the left conductor support 13 is formed by rotating the left conductor pressing plate 14 around the bolt 5. An opening can be secured. Then, the lead wire is inserted into the left lead wire support concave groove 131, the left lead wire pressing plate 14 is rotated again around the bolt 5, and another hole 6 in the left lead wire pressing plate 14 is inserted into another hole in the left lead wire support member 13. By inserting the bolt 5, screwing the nut into the bolt 5, and tightening the two nuts, the conductor can be stably fixed to the fixing device for the overhead conductor to the porcelain insulator. By adopting the structure and operation method of this structure, it is possible to reduce the type and quantity of discrete small parts when working at high places, greatly reducing the type and quantity of necessary parts carried by workers. In addition, it is possible to improve the inconvenience and the weak point that are easily dropped when working with a small piece of small parts, greatly reduce the work amount of the worker, and increase the work efficiency.

  The lower part of the left conductor support 13 is connected to the left stability holder middle rod 123. In one preferred specific embodiment of the present invention, the lower portion of the left conductor support 13 is slidably connected to the left stability holder middle rod 123 so that the left conductor support 13 It can slide freely on the rod 123. For example, since the through hole 7 is provided in the lower part of the left conductor support 13, the left stable holder middle rod 123 is inserted into the through hole 7 in the lower part of the left conductor support 13, and the left conductor support 13 While being able to connect to the stability holder, the left conductor support 13 can slide freely on the left stability holder middle rod 123. By doing so, the aerial conductor fixing device to the porcelain insulator according to the present invention and the concave groove for accommodating the conductor in the porcelain insulator due to the difference in processing accuracy of the porcelain insulator and the conductor on the upper surface of the left conductor support 13 are accommodated. An unsteady mounting of the overhead conductor, caused by a mismatch with the left conductor support recess 131 to cause the overhead conductor to not be tightened into the recess for accommodating the conductor in the porcelain insulator, and Can reduce problems such as breakage of overhead wires. Preferably, the lower through-hole 7 of the left conductor support 13 is a triangular hole or a polygonal hole, and includes, but is not limited to, a square hole, a pentagonal hole, a hexagonal hole, and an octagonal hole. Absent. Correspondingly, the cross section of the left stabilizing holder middle rod 123 is a triangle or a polygon corresponding to the through hole 7 in the lower part of the left conductor support 13, and includes a quadrangle, a pentagon, a hexagon and an octagon. However, it is not limited to them. That is, for example, when the through hole 7 in the lower part of the left conductor support 13 is a square, the cross section of the left stable holder middle rod 123 is substantially the same as the size of the square hole (the same as or larger than the size of the square hole). The left lead holder 13 can be freely slid along the left stable holder middle rod 123 by inserting the left stabilizer holder middle rod 123 through the left lead support 13 and the support 13 can be freely slid along the left stabilizer holder middle rod 123. The size of the rectangle is such that it cannot be freely rotated around. In this way, the upper surface of the left conductor support groove 131 that matches the conductor in the left conductor support 13 is continuously positioned above the left stable holder middle rod 123, so that the left conductor support 13 is secured to the left stabilizer holder. Avoiding free rotation around the middle rod 123, the worker can quickly fix the overhead lead to the left lead support 13 when working at height, making the worker's work convenient, Work efficiency can be increased.

  As shown in FIG. 1, the right clamping body includes a semicircular right engagement portion 21, a right stability holder, and a right conductor support 23.

  The right engaging portion 21 is adapted to the neck portion of the porcelain insulator and cooperates with the left engaging portion 11 to form an annular structure that can be engaged with the neck portion of the porcelain insulator. Thereby, the fixing device of the aerial conducting wire to the porcelain insulator is engaged and fixed to the porcelain insulator.

  The right stability holder includes a right stability holder upper rod 221, a right stability holder lower rod 222, and a right stability holder middle rod 223. The right stability holder middle rod 223 connects one end of the right stability holder upper rod 221 and one end of the right stability holder lower rod 222 so that the right stability holder upper rod 221, the right stability holder lower rod 222, The stable holder middle rod 223 forms a U-shaped structure. Preferably, the right stability holder upper rod 221 and the right stability holder lower rod 222 have the same length in order to improve the convenience of industrial production and the stability of the fixing device for the overhead wire to the porcelain insulator of the present invention. And parallel to each other. The right stability holder middle rod 223 is orthogonal to the right stability holder upper rod 221 and the right stability holder lower rod 222, respectively.

  The right stability holder upper rod 221 and the right stability holder lower rod 222 are fixedly connected to both ends of the right engagement portion 21, respectively. In order to improve the stability of the connection between the right stability holder and the right engagement portion 21, the right stabilization holder upper rod 221 and the right engagement portion 21 and / or the right stability holder lower rod 222 are engaged with the right. At least one right reinforcing rod 224 is provided between the portion 21 and / or between the right stability holder middle rod 223 and the right engagement portion 21, and the right stability holder and the right engagement portion 21 are further connected. It can be connected stably. In one preferred embodiment, one end of one right reinforcing rod in the two right reinforcing rods 224 is connected to the intersection of the right stabilizing holder upper rod 221 and the right stabilizing holder middle rod 223 and the other end is connected. The right engagement portion 21 is connected. This structural form improves the stability of the connection between the right stability holder and the right engagement portion 21 and can also reduce the amount of material used, so that the structure of the left holding body can be reduced in weight and the cost can be reduced. Convenient during actual use. In one preferred specific embodiment, in order to achieve the purpose of improving the stability of the connection between the right stable holder and the right engaging portion 21, the right stable holder and the right engaging portion 21 are formed in an integral structure. It may be.

  As shown in FIG. 3, the upper surface of the right conductor support 23 is provided with a right conductor support groove 231 that matches the conductor, and the upper portion of the right conductor support 23 is, for example, by a bolt 5. A right conductor pressing plate 24 is connected. In the middle of the right conductor pressing plate 24, a right conductor pressing plate concave groove 241 that matches the conductor is provided. Thus, the right conductor support groove 231 on the upper surface of the right conductor support 23 and the right conductor pressing plate recess 241 in the middle of the right conductor pressing plate 24 form a structure for storing and fixing the conductor. In one specific embodiment, the bolt 5 is fixedly connected (for example, welded) to both sides of the right conductor support groove 231 in the right conductor support 23. On both sides of the right conductor pressing plate concave groove 241 in the right conductor pressing plate 24, there are holes 6 provided corresponding to the bolts 5. In this way, the bolts 5 on both sides of the right conductor support groove 231 in the right conductor support 23 are respectively passed through the holes 6 on both sides of the right conductor press plate recess 241 in the right conductor press plate 24 and screwed with nuts. By doing so, the conducting wire is fixed to the right conducting wire support 23. In actual application, after inserting the corresponding bolt 5 of the right conductor support 23 into any hole 6 in the right conductor pressing plate 24 in advance, a nut is screwed into the tip of the bolt 5 (Be careful not to screw it firmly) That is, the right conducting wire pressing plate 24 can freely rotate with respect to the right conducting wire support 23 and the other bolt 5 in the right conducting wire support 23 is inserted into the other hole 6 in the right conducting wire pressing plate 24. (For convenience of operation, the length of the other bolt 5 may be set slightly shorter than the bolt 5 inserted through the right conductor pressing plate 24) . When the aerial conductor fixing device to the porcelain insulator provided by the present invention is used for the overhead line, the right conductor support groove in the right conductor support 23 is rotated by rotating the right conductor pressing plate 24 around the bolt 5. The opening of 231 can be secured. And after putting a conducting wire in the right conducting wire support groove 231, the right conducting wire pressing plate 24 is rotated again around the bolt 5, and another hole 6 in the right conducting wire pressing plate 24 is inserted into another hole 6 in the right conducting wire support plate 23. By inserting one bolt 5, screwing a nut into the bolt 5, and tightening the two nuts, the wire can be stably fixed to the fixing device for the overhead wire to the porcelain insulator. By adopting this structural form and operation method, it is possible to reduce the type and quantity of discrete small members during high-altitude work, greatly reducing the type and quantity of necessary members possessed by workers, It is possible to improve the inconvenience and the weak point of falling easily when working on high places with disjointed small members, greatly reducing the work amount of workers, and improving work efficiency.

  The lower part of the right conductor support 23 is connected to the right stability holder middle rod 223. In one preferred specific embodiment of the present invention, the lower portion of the right conductor support 23 is slidably connected to the right stability holder middle rod 223 so that the right conductor support 23 It can slide freely on the rod 223. For example, since the through hole 7 is provided in the lower portion of the right conductor support 23, the right stable holder middle rod 223 is inserted into the through hole 7 in the lower portion of the right conductor support 23 and the right conductor support 23 and the right conductor The right conductor support 23 can freely slide on the right stability holder middle rod 223 while being able to connect to the stability holder. With such a configuration, the fixing device for the aerial conductor to the porcelain insulator and the concave groove for accommodating the conductor in the porcelain insulator due to the difference in processing accuracy between the porcelain insulator and the conductor on the upper surface of the right conductor support 23 are accommodated. The aerial conductors resulting from the mismatch with the right conductor support concave groove 231 to be able to be tightened in the concave grooves for accommodating the conductors in the porcelain insulator, the installation of the aerial conductor becomes unstable, and the aerial conductor Can reduce the problem of breakage. Preferably, the lower through-hole 7 of the right conductor support 23 is a triangular hole or a polygonal hole, and includes, but is not limited to, a square hole, a pentagonal hole, a hexagonal hole, and an octagonal hole. Absent. Correspondingly, the cross section of the right stabilizing holder middle rod 223 is a triangle or a polygon corresponding to the through-hole 7 in the lower part of the right conductor support 23 and includes a quadrangle, a pentagon, a hexagon and an octagon. However, it is not limited to them. That is, for example, when the through hole 7 at the lower part of the right conductor support 23 is a square, the cross section of the right stabilizing holder middle rod 223 is almost the same as the size of the square hole (the same as or larger than the size of the square hole). The right conductor holder 23 can be freely slid along the right stabilizer holder middle rod 223 by inserting the right stabilizer holder middle rod 223 through the right conductor support 23, but the support 23 is moved around the middle rod 223. It is a quadrangle of a size that does not rotate. With such a configuration, the upper surface having the right conductor support groove 231 that matches the conductor in the right conductor support 23 is continuously positioned above the right stability holder middle rod 223 so that the right conductor support 23 is moved to the right. It avoids free rotation around the middle rod 223 of the stable holder, and when the worker is working at a high place, the aerial lead can be quickly fixed to the right lead support 23 and the work of the worker becomes convenient. , Can increase the work efficiency.

  As shown in FIGS. 1 and 4, the left stable holder upper rod 121 and the right stable holder upper rod 221 and between the left stable holder lower rod 122 and the right stable holder lower rod 222 are engaged. Can be connected. Thereby, the left holding body and the right holding body are connected. Since this connection method does not require any additional members, the left and right holding bodies can be directly engaged with the neck of the porcelain insulator by the engagement method when working at a high place. Since this work is simple and convenient, the work amount of the worker can be greatly reduced, and the work efficiency can be improved. The engaging system shown in FIG. 4 is used to connect the left stable holder upper rod 121 and the right stable holder upper rod 221 and between the left stable holder lower rod 122 and the right stable holder lower rod 222. Can be realized. The engagement member shown in FIG. 4 includes an engagement groove 31 and an engagement head 32, and ends of the engagement groove 31 are fixedly connected to the upper wall and the lower wall of the engagement groove 31, respectively. The engagement head 32 has an arrow-shaped plug 321 corresponding to the V-shaped opening and has an engagement groove communicating with the V-shaped opening. 31 has a space in which the arrow-shaped plug 321 can be accommodated. When used, a member connected to each of the engagement groove 31 and the engagement head 32 by pushing the arrow-shaped plug 321 of the engagement head 32 into the engagement groove 31 from the V-shaped opening by force. Can be combined.

  The following shows an example of how to use the overhead wire fixing device to the porcelain insulator provided by the preferred embodiment of the present invention. After any bolt 5 in the left conductor support 13 is inserted through the left conductor pressing plate 14 in advance on the ground, a nut is screwed into the tip of the bolt 5 (Be careful not to screw it in tightly, that is, the left conductor pressing plate 14 The screw can be freely rotated with respect to the left conductor support 13 and screwed in such a manner that the other bolt 6 in the left conductor support 13 can be inserted into the other hole 6 in the left conductor press plate 14) . Further, after inserting any bolt 5 in the right conductor support 23 into the right conductor pressing plate 24 in advance, a nut is screwed into the tip of the bolt 5 (care must be taken not to tighten it, that is, the right conductor pressing plate 24 is The screw can be freely rotated with respect to the right conductor support 23 and screwed in such a manner that the other bolt 6 in the right conductor support 23 can be inserted into the other hole 6 in the right conductor presser plate 24). . Then, the worker holds the nut that matches the bolt 5, the left sandwiching body and the right sandwiching body, goes to a high place where there is an aerial conducting wire that needs to be fixed, and connects the left sandwiching body and the right sandwiching body to the porcelain insulator. 4, located between the left stabilizing holder upper rod 121 and the right stabilizing holder upper rod 221 and between the left stabilizing holder lower rod 122 and the right stabilizing holder lower rod 222, and as shown in FIG. By using the engaging member, the left and right holding bodies can be engaged with the neck of the porcelain insulator with direct force. Then, openings of the left conductor support groove 131 in the left conductor support 13 and the right conductor support groove 231 in the right conductor support 23 are opened, and the position of the left conductor support 13 on the left stable holder middle rod 123 and The position of the right conductor support 23 on the right stability holder middle rod 223 is adjusted so that the left conductor support groove 131 and the right conductor support groove 231 correspond to the grooves for accommodating the conductors in the porcelain insulator, respectively. After that, the aerial conducting wire is put into the left conducting wire support groove 131 and the right conducting wire support groove 231 and the concave groove for storing the conducting wire in the porcelain insulator, and the left conducting wire pressing plate 14 is rotated around the bolt 5. Another bolt 5 in the left conductor support 13 is inserted into another hole 6 in the left conductor pressing plate 14, and a nut is screwed into the bolt 5. Then, the right conducting wire pressing plate 24 is rotated around the bolt 5, the other bolt 5 in the right conducting wire support 23 is inserted into the other hole 6 in the right conducting wire pressing plate 24, and the nut is screwed into the bolt 5. By tightening all the nuts, the conducting wire can be stably fixed to the porcelain insulator.

  As shown in FIGS. 2, 3 and 5, another preferred embodiment of the present invention provides an apparatus for securing an overhead wire to another form of porcelain insulator. In this embodiment, the structure of other parts except the following structure is the same as that of the above embodiment.

  In order to connect the left sandwiching body and the right sandwiching body, between the left stabilization holder upper rod 121 and the right stabilization holder upper rod 221 and between the left stabilization holder lower rod 122 and the right stabilization holder lower rod 222 Each can be connected by a bolt connection method.

  As shown in FIG. 5, the connection method of the bolt connection between the left stable holder upper rod 121 and the right stable holder upper rod 221 and between the left stable holder lower rod 122 and the right stable holder lower rod 222 is as follows. It can be realized with the structure. That is, the connection seat 8 is fixedly connected to the corresponding ends of the left stability holder upper rod 121 and the right stability holder upper rod 221, and the connection seat 8 is connected to the length direction of the left stability holder upper rod 121 ( Or a through hole (not shown) provided along the length of the right stability holder upper rod 221), and the through holes of the connection seat between the left stability holder upper rod 121 and the right stability holder upper rod 221 are mutually connected. A bolt connection between the left stable holder upper rod 121 and the right stable holder upper rod 221 is realized by screwing a nut into the bolt through a correspondingly provided through hole. be able to. Similarly, the connection seat 8 is fixedly connected to the corresponding ends of the left stability holder lower rod 122 and the right stability holder lower rod 222, and the connection seat 8 is connected to the length direction of the left stability holder lower rod 122. A through hole (not shown) provided along (or the length direction of the right stable holder lower rod 222), and a through hole of a connection seat between the left stable holder lower rod 122 and the right stable holder lower rod 222 Bolt connection between the left stable holder lower rod 122 and the right stable holder lower rod 222 is realized by screwing the nut into the bolt through the corresponding through holes provided with the bolts. be able to.

  Preferably, for the convenience of working at a high place, the fixing device for the aerial conducting wire to the porcelain insulator in this embodiment to be attached to the porcelain insulator is the corresponding end of the left engaging portion 11 and the right engaging portion 21 , At least one set of ends having a planned positioning device. As shown in FIG. 5, the planned positioning device includes a planned positioning hole 111 and a planned positioning rod 211, and the planned positioning rod 211 is fitted in the planned positioning hole 111 and is engaged with the left engagement portion 11 and the right engagement. Since the coupling | bonding with the joining part 21 is realizable, the scheduled positioning in the porcelain insulator of the left clamping body and the right clamping body is implement | achieved. Preferably, the planned positioning hole 111 is a hole that is located at the end of the left engaging portion 11 and that is open at one end. The top portion of the planned positioning hole 111 near the opening end has a columnar shape (for example, a cylindrical shape or an elliptical column shape), the bottom portion has a spherical shape or an elliptical shape, and the spherical center has a spherical shape or an elliptical shape. The planned positioning rod 211 is located at the end of the right engaging portion 21 and protrudes from the end of the right engaging portion 21, located on the side close to the spherical or elliptical bottom at the intersection with the spherical bottom. This is a rod-like structure. One end of the planned positioning rod 211 adjacent to the right engaging portion 21 is a column that matches the top of the columnar shape of the planned positioning hole 111, and one end away from the right engaging portion 21 is a spherical shape of the planned positioning hole 111 or A sphere or an ellipsoid made of an elastic material that matches the bottom of the ellipsoid. When such a planned positioning hole 111 and the planned positioning rod 211 are employed, one end of the planned positioning rod 211 away from the right engaging portion 21 is made of an elastic material that matches the spherical or elliptical bottom of the planned positioning hole 111. The spherical center of the spherical shape or the elliptical portion of the bottom of the planned positioning hole 111 is close to the spherical shape or the elliptical bottom at the intersection of the columnar top and the spherical or elliptical bottom. Therefore, one end of the planned positioning rod 211 away from the right engaging portion 21 can be easily and stably fitted to the spherical or elliptical bottom of the planned positioning hole 111. The joining part 11 and the right engaging part 21 can be combined. As a result, scheduled positioning of the left stable holder and the right stable holder is realized, and it is possible to conveniently connect the left stable holder and the right stable holder with bolts and nuts when working at a high place. At the same time, when the device for fixing the overhead wire to the porcelain insulator provided by this embodiment is removed from the porcelain insulator, the left stable holder and the right stable holder are connected for the planned positioning function of the planned positioning hole 111 and the planned positioning rod 211. Bolts and nuts can be easily removed, and the left stable holder and right stable holder can be separated by applying a little force.

  The following example is given about the usage method of the fixing device of an aerial conducting wire to the porcelain insulator provided by the above embodiment of the present invention.

  After inserting any bolt 5 in the left conductor support 13 into the left conductor pressing plate 14 in advance on the ground, a nut is screwed into the tip of the bolt 5 (Be careful not to screw it firmly, the left conductor pressing plate 14 is connected to the left conductor. It can be freely rotated with respect to the support 13 and is screwed in such a manner that the other bolt 6 in the left conductor support 13 can be inserted into the other hole 6 in the left conductor pressing plate 14). In addition, after inserting any bolt 5 in the right conductor support 23 into the right conductor pressing plate 24 in advance, a nut is screwed into the tip of the bolt 5 (Be careful not to screw it tightly, the right conductor pressing plate 24 is connected to the right conductor. It can be freely rotated with respect to the support 23 and is screwed in such a manner that the other bolt 6 in the right conductor support 23 can be inserted into the other hole 6 in the right conductor pressing plate 24). Then, the worker must match the bolt 5 with the bolts and nuts for connecting the left and right holding bodies (only two sets of bolts and nuts are required for fixing the overhead wire to each porcelain insulator). The left holding body and the right holding body, go to a high place where there is an aerial conducting wire that needs to be fixed, and the left holding body and the right holding body are directed to the neck of the porcelain insulator, and the planned positioning hole 111 And the left stable holder and the right stable holder using the planned positioning rod 211, and then the bolt through the through hole of the connection seat in the left stable holder upper rod 121 and the right stable holder upper rod 221 and the lower left stable holder. The through holes of the connection seats in the rod 122 and the right stabilizing holder lower rod 222 are sequentially passed and fixed with nuts. Thereby, a left clamping body and a right clamping body can be stably engaged with the neck of a porcelain insulator. Then, openings of the left conductor support groove 131 in the left conductor support 13 and the right conductor support groove 231 in the right conductor support 23 are opened, and the position of the left conductor support 13 on the left stable holder middle rod 123 and The position of the right conductor support 23 on the right stability holder middle rod 223 is adjusted, and the left conductor support groove 131 and the right conductor support groove 231 correspond to the grooves for accommodating the conductors in the porcelain insulator. From the left conductor support groove 131, the right conductor support groove 231 and the concave groove for storing the conductor in the porcelain insulator, the left conductor pressing plate 14 is rotated around the bolt 5 and left Another bolt 5 in the left conductor support 13 is inserted into another hole 6 in the conductor pressing plate 14, and a nut is screwed into the bolt 5. Then, the right conducting wire pressing plate 24 is rotated around the bolt 5, the other bolt 5 in the right conducting wire support 23 is inserted into the other hole 6 in the right conducting wire pressing plate 24, and the nut is screwed into the bolt 5. By tightening all the nuts, the conducting wire can be stably fixed to the porcelain insulator.

  According to the fixing device of the overhead wire to the porcelain insulator provided by the present invention, an eddy current is generated in the fixing device of the overhead wire to the porcelain insulator and affects the stability and service life of the fixing device of the overhead wire to the porcelain insulator. In order to prevent this, it is preferable to manufacture the fixing device with an insulating material. Or you may employ | adopt material according to a power transmission lead. For example, when the power transmission line is an aerial aluminum stranded wire, an aluminum alloy material is employed, and when the power transmission line is an aerial insulated conductor, an insulating material is employed.

  As can be seen from the above description, if the device for fixing an overhead wire to a porcelain insulator provided by the present invention is used, the number of members required to work at a high place is greatly reduced. It is possible to greatly reduce the type and quantity of members, particularly reduce the type and quantity of separated small members, and improve the inconvenience and the easy-to-drop weakness of disjointed small members when working at high places. Further, since the overhead wire can be fixed to the porcelain insulator with extremely simple work at the time of work at a high place, the work amount of the worker can be greatly reduced and work efficiency can be improved.

  It will be understood from the technical common sense that the present invention can be realized by other embodiments without departing from the spirit or necessary features of the present invention. Accordingly, the disclosed implementation plan is merely described by way of example in each aspect, and is not limited thereto. All modifications that fall within the scope of the present invention or equivalent to the scope of the present invention are included in the present invention.

11 Left engagement portion 121 Left stability holder upper rod 122 Left stability holder lower rod 123 Left stability holder middle rod 124 Left reinforcement rod 13 Left conductor support 131 Left conductor support groove 14 Left conductor press plate 141 Left conductor press plate recess Groove 5 Bolt 6 Hole 7 Through hole 31 Engagement groove 32 Engagement head 311 Elastic piece 321 Arrow-shaped plug 21 Right engagement part 221 Right stability holder upper rod 222 Right stability holder lower rod 223 Right stability holder middle rod 224 Right reinforcement rod 23 Right Conductor Support 231 Right Conductor Support Groove 24 Right Conductor Press Plate 241 Right Conductor Press Plate Concave 8 Connection Seat 111 Scheduled Positioning Hole 211 Scheduled Positioning Rod

Claims (11)

An aerial conductor fixing device to a porcelain insulator comprising a left sandwiching body and a right sandwiching body,
The left sandwiching body has a semi-circular left engaging portion, a left stability holder, and a left conductor support,
The left engaging part is adapted to the neck of a porcelain insulator,
The left stability holder includes a left stability holder upper rod, a left stability holder lower rod, and a left stability holder middle rod. The left stability holder middle rod includes one end of the left stability holder upper rod and the left stability holder. By connecting one end of the holder lower rod, the left stable holder upper rod, the left stable holder lower rod, and the left stable holder middle rod form a U-shaped structure,
The left stability holder upper rod and the left stability holder lower rod are fixedly connected to both ends of the left engagement portion, respectively.
The upper surface of the left conductor support is provided with a left conductor support groove that matches the conductor, and the upper portion of the left conductor support is connected to the left conductor press plate and is located in the middle of the left conductor press plate. Is provided with a left conductor pressing plate groove that matches the conductor, and the left conductor support groove and the left conductor pressing plate groove form a structure for storing and fixing the conductor,
The lower portion of the left conductor support is connected to the left stability holder middle rod,
The right clamping body has a semi-circular right engaging portion, a right stability holder, and a right conductor support,
The right engaging portion is adapted to the neck of the porcelain insulator and cooperates with the left engaging portion to form an annular structure that can be engaged with the neck of the porcelain insulator, thereby imagining the porcelain insulator. Engaging and fixing the wire fixing device to the porcelain insulator,
The right stability holder includes a right stability holder upper rod, a right stability holder lower rod, and a right stability holder middle rod, and the right stability holder middle rod includes one end of the right stability holder upper rod and the right stability holder. By connecting one end of the holder lower rod, the right stable holder upper rod, the right stable holder lower rod, and the right stable holder middle rod form a U-shaped structure,
The right stability holder upper rod and the right stability holder lower rod are fixedly connected to both ends of the right engagement portion, respectively.
The upper surface of the right conductor support is provided with a right conductor support groove that matches the conductor, and the upper portion of the right conductor support is connected to the right conductor pressing plate and is located in the middle of the right conductor pressing plate. Is provided with a right conductor pressing plate groove that matches the conductor, and the right conductor support groove and the right conductor pressing plate groove form a structure for storing and fixing the conductor,
The lower portion of the right conductor support is connected to the right stability holder middle rod,
By connecting in a manner of engagement or bolt connection between the left stability holder upper rod and the right stability holder upper rod, and between the left stability holder lower rod and the right stability holder lower rod, the left An apparatus for fixing an aerial conducting wire to a porcelain insulator, characterized by connecting a sandwiching body and a right sandwiching body. An aerial conductor fixing device to a porcelain insulator according to claim 1,
The left stabilizing holder upper rod and the left stabilizing holder lower rod have the same length and are parallel to each other, and the left stabilizing holder middle rod includes the left stabilizing holder upper rod and the left stabilizing holder lower rod. Orthogonal to each other,
The right stability holder upper rod and the right stability holder lower rod have the same length and are parallel to each other, and the right stability holder middle rod has the right stability holder upper rod and the right stability holder lower rod. An apparatus for fixing an aerial conducting wire to a porcelain insulator characterized by being orthogonal to each other. An aerial conductor fixing device to a porcelain insulator according to claim 1,
Between the left stabilizing holder upper rod and the left engaging portion, and / or between the left stabilizing holder lower rod and the left engaging portion, and / or the left stabilizing holder middle rod and the left engaging portion. Between the left stable rod and at least one left reinforcing rod, so that the left stable holder and the left engaging portion are more stably connected,
Between the right stabilizing holder upper rod and the right engaging portion, and / or between the right stabilizing holder lower rod and the right engaging portion, and / or the right stabilizing holder middle rod and the right engaging portion. An aerial conductor to the porcelain insulator is characterized in that at least one right reinforcing rod is provided between the right stabilizer holder and the right stabilizer holder and the right engaging portion are more stably connected. Fixing device. An aerial conductor fixing device to a porcelain insulator according to claim 1,
The left stable holder and the left engaging portion have an integrated structure, and the right stable holder and the right engaging portion have an integrated structure. Fixing device. An aerial conductor fixing device to a porcelain insulator according to claim 1,
The upper portion of the left conductor support is connected to the left conductor pressing plate by a bolt, and the bolt is fixedly connected to both sides of the left conductor support groove in the left conductor support, and the left conductor pressing plate is recessed. On both sides of the groove, holes are provided corresponding to the bolts,
The upper portion of the right conductor support is connected to the right conductor pressing plate by a bolt, and the bolt is fixedly connected to both sides of the right conductor support groove in the right conductor support, and the right conductor pressing plate is recessed. An apparatus for fixing an aerial conducting wire to a porcelain insulator, wherein holes are provided on both sides of the groove corresponding to the bolt. An aerial conductor fixing device to a porcelain insulator according to claim 1,
The lower portion of the left conductor support is slidably connected to the left stability holder middle rod so that the left conductor support can freely slide on the left stability holder middle rod,
The lower portion of the right conducting wire support is slidably connected to the right stability holder middle rod so that the right conducting support can slide freely on the right stability holder middle rod. An aerial conductor fixing device to a porcelain insulator. An apparatus for fixing an overhead wire to a porcelain insulator according to claim 6,
A through hole is provided in a lower portion of the left conductor support, and a left stability holder middle rod is inserted into the through hole in the lower portion of the left conductor support, thereby connecting the left conductor support and the left stability holder. While connecting, the left conductor support can slide freely on the left stability holder middle rod,
A through hole is provided in a lower portion of the right conductor support, and a right stability holder middle rod is inserted into the through hole in the lower portion of the right conductor support, thereby connecting the right conductor support and the right stability holder. An apparatus for fixing an aerial conducting wire to a porcelain insulator, wherein the right conducting wire support body can be freely slid on the middle rod of the right stabilizing holder while being connected. An aerial conductor fixing device to a porcelain insulator according to claim 7,
The through hole in the lower part of the left conductor support is a triangular hole or a polygonal hole, and the cross section of the left stabilizing holder middle rod is triangular or multi-corresponding to the through hole in the lower part of the left conductor support. Square,
The through hole in the lower part of the right conductor support is a triangular hole or a polygonal hole, and the right cross section of the right stability holder middle rod is triangular or multi-corresponding to the through hole in the lower part of the right conductor support. Square,
Preferably, the polygonal hole is a quadrangular hole, a pentagonal hole, a hexagonal hole or an octagonal hole, and the polygon is a quadrangle, pentagonal, hexagonal or octagonal shape corresponding to the polygonal hole. An aerial conductor fixing device to a porcelain insulator. An aerial conductor fixing device to a porcelain insulator according to claim 1,
The connection method for engaging between the left stability holder upper rod and the right stability holder upper rod and between the left stability holder lower rod and the right stability holder lower rod is realized by an engagement member, and The engaging member includes an engaging groove and an engaging head, and an end portion of the engaging groove is formed by two elastic pieces fixedly connected to the upper wall and the lower wall of the engaging groove, respectively. The engagement head has an arrow-shaped plug corresponding to the V-shaped opening, and the engagement groove communicating with the V-shaped opening has an arrow-shaped opening. An apparatus for fixing an aerial conducting wire to a porcelain insulator having a space for accommodating a plug, wherein the arrow-shaped plug is fitted into the space of the engagement groove through the V-shaped opening. An aerial conductor fixing device to a porcelain insulator according to claim 1,
The bolt connection between the left stability holder upper rod and the right stability holder upper rod and between the left stability holder lower rod and the right stability holder lower rod is realized by the following structure. That is,
A connection seat is fixedly connected to the corresponding ends of the left stability holder upper rod and the right stability holder upper rod, and the connection seat has a length direction of the left stability holder upper rod. A through hole provided, a through hole of a connection seat between the left stability holder upper rod and the right stability holder upper rod is provided correspondingly, and a bolt is passed through the corresponding provided through hole, By screwing the nut into the bolt, the bolt connection between the left stability holder upper rod and the right stability holder upper rod is realized,
A connecting seat is fixedly connected to the corresponding ends of the left stabilizing holder lower rod and the right stabilizing holder lower rod, and the connecting seat is connected along the length direction of the left stabilizing holder lower rod. A through hole provided, a through hole of a connection seat between the left stability holder lower rod and the right stability holder lower rod is provided correspondingly, and a bolt is passed through the corresponding provided through hole, An apparatus for fixing an aerial conducting wire to a porcelain insulator, wherein a bolt is connected between the left stable holder lower rod and the right stable holder lower rod by screwing a nut into the bolt. An apparatus for fixing an overhead wire to a porcelain insulator according to claim 10,
Of the corresponding end portions of the left engagement portion and the right engagement portion, at least one set of end portions has a planned positioning device, and the planned positioning device includes a planned positioning hole and a planned positioning rod. The planned positioning rod is fitted into the planned positioning hole to realize the coupling between the left engaging portion and the right engaging portion, thereby making the porcelain insulator between the left sandwiching body and the right sandwiching body. To achieve planned positioning at
Preferably, the planned positioning hole is a hole located at an end of the left engaging portion and having one end opened, a top near the opening end of the planned positioning hole is a columnar shape, and a bottom is A spherical shape or an elliptical shape, and a spherical center is located on a side of the spherical shape or the elliptical shape at a location where the top of the columnar shape intersects the bottom of the spherical shape or the elliptical shape, and the predetermined positioning rod is A rod-like structure located at the end of the right engaging portion and protruding from the end of the right engaging portion, and one end of the planned positioning rod adjacent to the right engaging portion is the planned positioning hole A column that matches the top of the columnar shape, and one end away from the right engaging portion is a sphere or an ellipsoid made of an elastic material that matches the spherical or elliptical bottom of the predetermined positioning hole. Securing the overhead wire to the porcelain insulator Apparatus.

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