JPS6134654Y2 - - Google Patents
Info
- Publication number
- JPS6134654Y2 JPS6134654Y2 JP11006581U JP11006581U JPS6134654Y2 JP S6134654 Y2 JPS6134654 Y2 JP S6134654Y2 JP 11006581 U JP11006581 U JP 11006581U JP 11006581 U JP11006581 U JP 11006581U JP S6134654 Y2 JPS6134654 Y2 JP S6134654Y2
- Authority
- JP
- Japan
- Prior art keywords
- triangular pyramid
- branch line
- insulator
- branch
- insulators
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000012212 insulator Substances 0.000 claims description 49
- 239000002184 metal Substances 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 230000005484 gravity Effects 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Support Of Aerials (AREA)
- Insulators (AREA)
Description
【考案の詳細な説明】
本考案は柱（木柱、コンクリート柱、鉄柱等）
を支持するための支線の途中に挿入される支線絶
縁碍子に関するものである。[Detailed explanation of the invention] This invention uses pillars (wooden pillars, concrete pillars, iron pillars, etc.)
This relates to a branch line insulator inserted in the middle of a branch line for supporting the branch line.
強電界にある塔アンテナを支持するために使わ
れる支線には、普通、鋼燃線、鋼ワイヤロープ等
が使われるが、強電界のため誘導電流が流れ、そ
のためにアンテナ自体の放射能力を害したり人身
に危害を与えることがあり、これを防ぐために支
線の途中に絶縁物を挿入して誘導電流を小さく抑
える必要があつた。このような絶縁物としては通
常碍子が使用されているが、一般に耐引張力が弱
く、この面での改善が望まれていた。 The branch wires used to support tower antennas in strong electric fields are usually made of steel wire, steel wire rope, etc.; To prevent this, it was necessary to insert an insulator in the middle of the branch line to suppress the induced current. Although insulators are commonly used as such insulators, they generally have low tensile strength, and improvements in this aspect have been desired.
本考案は、この課題を解決しようとするもの
で、その要旨は、金属棒によつて第１三角錐の各
稜線を構成し、この第１三角錐の頂点に一方の支
線を取り付け、上記第１三角錐の頂点とその底面
を成す三角形の重心との間の線分上の一点とその
底面を成す三角形の各頂点との間に耐圧碍子を配
設し、各耐圧碍子の内端が集まる上記線分上の一
点に他端が支線を取り付け、もつて、両支線を引
き合つたときに上記碍子のそれぞれに圧縮力がか
かるように構成した支線絶縁碍子にある。 The present invention attempts to solve this problem, and its gist is that each ridgeline of the first triangular pyramid is formed by a metal rod, one branch line is attached to the apex of this first triangular pyramid, and the above-mentioned A pressure insulator is placed between a point on the line between the apex of the triangular pyramid and the center of gravity of the triangle forming its base and each vertex of the triangle forming its base, and the inner ends of each pressure insulator are brought together. The branch wire insulator is constructed such that the other end of the branch wire is attached to one point on the line segment so that compressive force is applied to each of the insulators when the two branch wires are drawn together.
以下図面に示した実施例を参照しながら本考案
を説明する。 The present invention will be described below with reference to embodiments shown in the drawings.
第１図は本考案に係る支線絶縁碍子の概要を示
し、１〜６は線状の金属棒、７〜９は碍子、１０
は支線取付金物、１１は支線取付ソケツト、１
２，１３は支線である。上記金属棒１〜３は長さ
が等しく、正三角錐の各側面の稜線を構成し、金
属棒４〜６も同じく長さが等しく、正三角錐の底
面の稜線を構成する。金属棒１〜６の頂点ａ〜ｄ
は溶接等の手段で固着される。頂点ａにはソケツ
ト１１を介して支線１２が接続される。支線取付
金物１０は頂点ａと底面正三角形の重心を結ぶ線
上の一点にほぼ位置し、これに支線１３が接続さ
れる。この支線取付金物１０と各頂点ｂ，ｃ，ｄ
との間には碍子７，８，９が配設される。 Fig. 1 shows an outline of the branch line insulator according to the present invention, where 1 to 6 are linear metal rods, 7 to 9 are insulators, and 10
is the branch line mounting hardware, 11 is the branch line mounting socket, 1
2 and 13 are branch lines. The metal rods 1 to 3 have the same length and constitute the ridge lines on each side of the equilateral triangular pyramid, and the metal rods 4 to 6 have the same length and constitute the ridge lines on the bottom surface of the equilateral triangular pyramid. Vertices a to d of metal rods 1 to 6
is fixed by means such as welding. A branch line 12 is connected to the apex a via a socket 11. The branch line attachment hardware 10 is located approximately at one point on a line connecting the apex a and the center of gravity of the regular triangle on the bottom surface, and the branch line 13 is connected to this point. This branch line mounting hardware 10 and each vertex b, c, d
Insulators 7, 8, and 9 are disposed between them.
上記構成の支線絶縁碍子は支線１２，１３がお
互いに反対方向に引張られた場合、支線取付金物
１０は底面ｂ，ｃ，ｄ側に引張られ、碍子７〜９
には圧縮力が加わる。また金属棒１〜６で構成さ
れる正三角形の頂点ｂ，ｃ，ｄにはこれらを内側
から外側に向けて押し広げるような内部応力が発
生する。ここで、碍子７〜９の耐圧縮力および金
属棒１〜６の耐引張力とを十分なものとすれば、
この支線絶縁碍子は支線１２，１３によつて加え
られる張力に十分耐えるものとなる。 In the branch line insulator having the above configuration, when the branch lines 12 and 13 are pulled in opposite directions, the branch line mounting hardware 10 is pulled toward the bottom surfaces b, c, and d, and the insulators 7 to 9
compressive force is applied to Furthermore, internal stress is generated at the vertices b, c, and d of the equilateral triangle formed by the metal rods 1 to 6, which forces them outward from the inside. Here, if the compressive strength of the insulators 7 to 9 and the tensile strength of the metal rods 1 to 6 are sufficient,
This branch wire insulator can sufficiently withstand the tension applied by the branch wires 12 and 13.
なお、上記構成においては碍子７〜９のいずれ
か少なくとも一個が破壊、切損した場合支線１２
と１３とが切離されるおそれがあるが、これを防
止したものが第２図に示した支線絶縁碍子であ
る。図において、１４〜１９は引抜防止用の金属
棒で、これらによつて、別の三角錐を構成し、該
三角錐を逆さまにしてその頂点を支線取付金物１
０に溶接などの固定手段により固定する。また、
金属棒１４，１５，１６は、上記支線絶縁碍子に
おける正三角錐の側面abc，abd，acdの空間を貫
通し、金属棒１７，１８，１９は金属棒３，１，
２にそれぞれ適当な間隔をもつて対峙されて外側
に位置されている。このため、これらの金属棒１
４〜１９は、絶縁に支障ない。 In addition, in the above configuration, if at least one of the insulators 7 to 9 is broken or cut, the branch line 12
Although there is a risk that the wires and wires 13 may be separated, the branch wire insulator shown in FIG. 2 prevents this. In the figure, reference numerals 14 to 19 indicate metal rods to prevent pulling out, and these constitute another triangular pyramid, and the triangular pyramid is turned upside down and its apex is connected to the branch line attachment hardware.
0 by fixing means such as welding. Also,
The metal rods 14, 15, 16 penetrate through the space between the side surfaces abc, abd, and acd of the equilateral triangular pyramid in the branch line insulator, and the metal rods 17, 18, and 19 pass through the spaces of the side surfaces abc, abd, and acd of the equilateral triangular pyramid in the branch line insulator, and the metal rods 17, 18, and 19
2 and are located outside facing each other with an appropriate interval between them. For this reason, these metal rods 1
4 to 19 have no problem with insulation.
なお、２０〜２２は金属棒１４〜１６と金属棒
１７〜１９とを接続するための継手である。 In addition, 20-22 are joints for connecting the metal rods 14-16 and the metal rods 17-19.
上記構成において、万一碍子７〜９のいずれか
が破損した場合には、引抜防止用の金属棒１４〜
１９によつて構成される正三角錐と、支線絶縁碍
子の金属棒１〜６によつて構成される正三角錐と
がお互に絡み合い、支線１２と１３が完全に離れ
てしまうことを防止する。 In the above configuration, if any of the insulators 7 to 9 is damaged, the metal rods 14 to
The equilateral triangular pyramid constituted by 19 and the equilateral triangular pyramid constituted by the metal rods 1 to 6 of the branch line insulators are intertwined with each other to prevent the branch lines 12 and 13 from being completely separated.
以上説明したように、本考案に係る支線絶縁碍
子によれば、碍子７〜９が三角錐に固定されてい
るので、当該支線絶縁碍子の移動あるいは設置の
際に揺動されても破損することが無い。 As explained above, according to the branch line insulator according to the present invention, since the insulators 7 to 9 are fixed in a triangular pyramid, there is no risk of damage even if the branch line insulator is swung during movement or installation. There is no
また、こられの碍子７〜９には圧縮力のみが引
加され、引張力は引加されない。一般に碍子を構
成する絶縁材料は耐圧縮力の方が耐引張力より数
倍大きいと考えてよく、また金属棒の耐引張力を
大きくすることはあまり困難ではないので、本考
案の支線絶縁碍子は絶縁碍子用材料のもつ特性を
よく生かして、その支線支持力を高めることがで
き、製作費も部材量を節約することによつて低減
させることができ、従来の耐圧碍子に比べ有利で
ある。 Moreover, only compressive force is applied to these insulators 7 to 9, and no tensile force is applied. In general, the compressive strength of the insulating material constituting the insulator can be considered to be several times greater than the tensile strength, and it is not difficult to increase the tensile strength of a metal rod. By making good use of the characteristics of the insulator material, it is possible to increase its branch wire supporting capacity, and the manufacturing cost can be reduced by saving the amount of components, which is advantageous compared to conventional pressure-resistant insulators. .
さらに、本考案では、従来２個の碍子で受けて
いた張力を３個の碍子７〜９によつて受けるよう
にしているため、支線の張力に対する強度を大き
く向上させることができ、したがつて、従来より
も小型で軽量の碍子を用いて構成することも可能
である。 Furthermore, in the present invention, since the tension that was conventionally received by two insulators is received by three insulators 7 to 9, the strength against tension of the branch line can be greatly improved, and therefore It is also possible to use an insulator that is smaller and lighter than conventional ones.
さらにまた、当該支線絶縁碍子では、碍子７〜
９を三角錐の稜線を成す金属棒１〜３の内側に配
設した構成とし、搬送あるいは設置の際にこれら
の碍子７〜９が外部物体に衝突されて破損される
ことの無いように、これら碍子７〜９が金属棒１
〜３によつて守られる構成としており、極力絶縁
碍子の保護を図つている。 Furthermore, in the branch line insulator, insulators 7 to 7
Insulators 7 to 9 are arranged inside metal rods 1 to 3 forming the ridge lines of a triangular pyramid, so that these insulators 7 to 9 will not be damaged by collision with external objects during transportation or installation. These insulators 7 to 9 are metal rods 1
The structure is protected by 3 to 3, and the insulator is protected as much as possible.
したがつて、当該支線絶縁碍子では、その移動
中に碍子７〜９が破損されることによる短寿命化
や絶縁能力の低下を防止できる。 Therefore, in the branch line insulator, it is possible to prevent the insulators 7 to 9 from being damaged during movement, thereby preventing shortening of life and reduction in insulating ability.
加えて、本考案では、金属棒１４〜１６によつ
てさらに別の三角錐を形成し、これを引抜防止用
として設けるようにすれば、碍子が破損した場合
でも両側の支線が分離するのを防止でき、より安
全性を高めることができる。 In addition, in the present invention, by forming another triangular pyramid with the metal rods 14 to 16 and providing this to prevent pulling out, even if the insulator is damaged, separation of the branch wires on both sides can be prevented. This can be prevented and safety can be further improved.
第１図は本考案に係る支線絶縁碍子の概要を示
す斜視図、第２図は引抜防止用の金属棒を設けた
支線絶縁碍子の概要を示す斜視図である。
１〜６……金属棒、７〜９……碍子、１０……
支線取付金物、１１……支線取付ソケツト、１
２，１３……支線、１７〜２２……引抜き防止用
の金属棒。
FIG. 1 is a perspective view schematically showing a branch line insulator according to the present invention, and FIG. 2 is a perspective view schematically showing a branch line insulator provided with a metal rod for preventing pull-out. 1-6...Metal rod, 7-9...Insulator, 10...
Branch line mounting hardware, 11... Branch line mounting socket, 1
2, 13...branch line, 17-22...metal rod to prevent pulling out.
Claims (1)
し、この第１三角錐の頂点に一方の支線を取り
付け、上記第１三角錐の頂点とその底面を成す
三角形の重心との間の線分上の一点とその底面
を成す三角形の各頂点との間に耐圧碍子を配設
し、各耐圧碍子の内端が集まる上記線分上の一
点に他方の支線を取り付け、もつて、両支線を
引き合つたときに上記碍子のそれぞれに圧縮力
がかかるようにしたことを特徴とする支線絶縁
碍子。 (2) 金属棒によつて第２三角錐を構成し、該第２
三角錐を逆さまにしてその頂点を上記各耐圧碍
子の内端に集まる上記線分上の一点に固定し、
該第２三角錐の各稜線を上記第１三角錐の各稜
線間を通し、上記第２三角錐の底面を成す三角
形の各辺を、上記第１三角錐の稜線にそれぞれ
対峙させて外側に位置させたことを特徴とする
実用新案登録請求の範囲第(1)項記載の支線絶縁
碍子。[Claims for Utility Model Registration] (1) Each ridgeline of the first triangular pyramid is formed by a metal rod, one branch line is attached to the apex of the first triangular pyramid, and the apex of the first triangular pyramid and its A pressure insulator is placed between a point on the line segment between the center of gravity of the triangle forming the base and each vertex of the triangle forming the base, and a point on the line segment where the inner ends of each pressure insulator meet 1. A branch line insulator, characterized in that the other branch line is attached to the other branch line so that when the two branch lines are drawn together, a compressive force is applied to each of the insulators. (2) Construct a second triangular pyramid with metal rods, and
Turn the triangular pyramid upside down and fix its apex to a point on the line segment converging on the inner end of each pressure-resistant insulator,
Each ridgeline of the second triangular pyramid is passed between each ridgeline of the first triangular pyramid, and each side of the triangle forming the base of the second triangular pyramid is faced to the ridgeline of the first triangular pyramid to the outside. The branch line insulator according to claim (1) of the utility model registration claim, characterized in that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11006581U JPS5815935U (en) | 1981-07-24 | 1981-07-24 | Branch line insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11006581U JPS5815935U (en) | 1981-07-24 | 1981-07-24 | Branch line insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5815935U JPS5815935U (en) | 1983-01-31 |
| JPS6134654Y2 true JPS6134654Y2 (en) | 1986-10-08 |
Family
ID=29904424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11006581U Granted JPS5815935U (en) | 1981-07-24 | 1981-07-24 | Branch line insulator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5815935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9230654B2 (en) | 2005-09-30 | 2016-01-05 | Conversant Intellectual Property Management Inc. | Method and system for accessing a flash memory device |
| US9240227B2 (en) | 2005-09-30 | 2016-01-19 | Conversant Intellectual Property Management Inc. | Daisy chain cascading devices |
-
1981
- 1981-07-24 JP JP11006581U patent/JPS5815935U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9230654B2 (en) | 2005-09-30 | 2016-01-05 | Conversant Intellectual Property Management Inc. | Method and system for accessing a flash memory device |
| US9240227B2 (en) | 2005-09-30 | 2016-01-19 | Conversant Intellectual Property Management Inc. | Daisy chain cascading devices |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5815935U (en) | 1983-01-31 |
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