JPH0158234U - - Google Patents
Info
- Publication number
- JPH0158234U JPH0158234U JP15395087U JP15395087U JPH0158234U JP H0158234 U JPH0158234 U JP H0158234U JP 15395087 U JP15395087 U JP 15395087U JP 15395087 U JP15395087 U JP 15395087U JP H0158234 U JPH0158234 U JP H0158234U
- Authority
- JP
- Japan
- Prior art keywords
- connector
- protrusion
- concrete pipe
- opening
- outer periphery
- 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.)
- Granted
Links
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000012856 packing Methods 0.000 claims 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Description
図は本考案の一実施例を示すもので、第１図は
コンクリート管の斜視図、第２図は連結具３ａの
斜視図、第３図は連結具３ｂの斜視図、第４，５
図はコンクリート管の両端部の正面図、第６図は
コンクリート管の継ぎ合わせ部を示す断面図であ
る。
１……コンクリート管、２……貫通孔、３ａ，
３ｂ……連結具、４，４……フランジ片、５……
ボルト挿通孔、６……突片、１０……ナツト、１
１……凹部、１２……突出部、１３……パツキン
。
The figures show one embodiment of the present invention, in which Fig. 1 is a perspective view of a concrete pipe, Fig. 2 is a perspective view of a connecting device 3a, Fig. 3 is a perspective view of a connecting device 3b, and Fig. 4 and 5 are perspective views of a connecting device 3b.
The figure is a front view of both ends of the concrete pipe, and FIG. 6 is a sectional view showing the joint part of the concrete pipe. 1... Concrete pipe, 2... Through hole, 3a,
3b... Connector, 4, 4... Flange piece, 5...
Bolt insertion hole, 6... protrusion, 10... nut, 1
1... recess, 12... protrusion, 13... padskin.
Claims (1)
ート管であつて、単位長さの四角柱体内部に貫通
孔を形成してなり、その両端部に次の(イ)〜(ハ)
の構成を具備する連結具をインサートしたことを
特徴とする電線等を挿通する地中埋設型コンクリ
ート管。 (イ) 夫々の連結具はコンクリート管の端面形状
に合致する方形枠状であり、一方の連結具には底
辺部を除いた側壁に他方の連結具の外周に重合す
るフランジ片を突設すると共に該フランジ片にボ
ルト挿通孔を穿設し、他方の連結具には該ボルト
挿通孔に対応する位置にナツトを埋設する。 (ロ) 一方の連結具の底辺部に突片を突設し、ま
た、他方の連結具の底辺部にこの突片と嵌合する
凹部を形成する。 (ハ) 一方の連結具の開口内周縁沿いに突出部を
形成して他方の連結具の開口内周壁に嵌合させる
ようになし、該突出部の外周囲にパツキンを装着
して突出部と開口内周壁を密着させる。[Scope of claim for utility model registration] A concrete pipe used when burying electric wires, etc. underground, which has a through hole formed inside a square column of unit length, and the following ( B)～(C)
An underground concrete pipe into which electric wires, etc. are inserted, characterized by inserting a connecting device having the following configuration. (a) Each connector has a rectangular frame shape that matches the shape of the end face of the concrete pipe, and one connector has a protruding flange piece on the side wall excluding the bottom that overlaps the outer periphery of the other connector. At the same time, a bolt insertion hole is bored in the flange piece, and a nut is embedded in the other connector at a position corresponding to the bolt insertion hole. (b) A projecting piece is provided on the bottom side of one connector, and a recess into which the projecting piece fits is formed on the bottom side of the other connector. (c) A protrusion is formed along the inner peripheral edge of the opening of one connector so that it fits into the inner peripheral wall of the opening of the other connector, and a packing is attached to the outer periphery of the protrusion to connect it to the protrusion. Bring the inner wall of the opening into close contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15395087U JPH0416591Y2 (en) | 1987-10-07 | 1987-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15395087U JPH0416591Y2 (en) | 1987-10-07 | 1987-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0158234U true JPH0158234U (en) | 1989-04-12 |
| JPH0416591Y2 JPH0416591Y2 (en) | 1992-04-14 |
Family
ID=31430241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15395087U Expired JPH0416591Y2 (en) | 1987-10-07 | 1987-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416591Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4085358B2 (en) * | 2001-11-27 | 2008-05-14 | フネンアクロス株式会社 | Joint device for fireproof double-layer pipe joints |
-
1987
- 1987-10-07 JP JP15395087U patent/JPH0416591Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4085358B2 (en) * | 2001-11-27 | 2008-05-14 | フネンアクロス株式会社 | Joint device for fireproof double-layer pipe joints |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0416591Y2 (en) | 1992-04-14 |
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