JPH0377227U - - Google Patents
Info
- Publication number
- JPH0377227U JPH0377227U JP13854889U JP13854889U JPH0377227U JP H0377227 U JPH0377227 U JP H0377227U JP 13854889 U JP13854889 U JP 13854889U JP 13854889 U JP13854889 U JP 13854889U JP H0377227 U JPH0377227 U JP H0377227U
- Authority
- JP
- Japan
- Prior art keywords
- inner circumferential
- spherical convex
- groove
- circumferential surface
- circumferential groove
- 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
- 230000002093 peripheral effect Effects 0.000 claims 3
- 238000012856 packing Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 230000008961 swelling Effects 0.000 claims 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Description
第１図Ａは本考案の実施例の地中電線埋設自在
保護管のストレートな状態を示した断面図、第１
図Ｂは同じく屈曲させた状態を示した断面図、第
２図Ａ〜Ｃは実施例における接続部の説明図であ
る。
１…接続管、２…差し口管、３…受け口管、１
１，３１…差し口、１２，２２…受け口、４，５
…パツキング、６…ストツパ片。
Figure 1A is a cross-sectional view showing the straight state of the protection tube for underground electric cables according to the embodiment of the present invention;
FIG. B is a cross-sectional view similarly showing the bent state, and FIGS. 2A to 2C are explanatory views of the connecting portion in the embodiment. 1... Connection pipe, 2... Socket pipe, 3... Socket pipe, 1
1, 31... Socket, 12, 22... Socket, 4, 5
...Patsuking, 6...Stotsupa piece.
Claims (1)
の少なくとも一部に球面状凸部が形成された差し
口と、この球面状凸部に回動自在に嵌着する内周
面を有する受け口とにより接続し、また前記球面
状凸部の最大膨み部分の両側にそれぞれパツキン
グを設けてなる地中電線埋設自在保護管において
、前記球面状凸部に外周溝を形成し、またこの外
周溝の少くとも一部に重なる内周溝を前記内周面
に設けるとともに、これら外周溝と内周溝との重
なり部分にストツパ片を設けたことを特徴とする
地中電線埋設自在保護管。 A plurality of tubes are provided with a socket having a spherical convex portion formed on at least a portion of the outer circumferential surface of the plurality of tubes, and a socket having an inner circumferential surface that rotatably fits into the spherical convex portion at the adjacent portion thereof. In the protection tube for underground electric cables, which is connected to the spherical convex part by a cylindrical tube, and has packing provided on both sides of the maximum swelling part of the spherical convex part, an outer peripheral groove is formed in the spherical convex part, and a peripheral groove of the outer peripheral groove is 1. A protective pipe capable of embedding underground electric wires, characterized in that an inner circumferential groove that overlaps at least a portion of the inner circumferential groove is provided on the inner circumferential surface, and a stopper piece is provided in the overlapping portion of the outer circumferential groove and the inner circumferential groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13854889U JPH0623153Y2 (en) | 1989-11-29 | 1989-11-29 | Underground electric wire burying protection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13854889U JPH0623153Y2 (en) | 1989-11-29 | 1989-11-29 | Underground electric wire burying protection tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0377227U true JPH0377227U (en) | 1991-08-02 |
| JPH0623153Y2 JPH0623153Y2 (en) | 1994-06-15 |
Family
ID=31685642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13854889U Expired - Fee Related JPH0623153Y2 (en) | 1989-11-29 | 1989-11-29 | Underground electric wire burying protection tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0623153Y2 (en) |
-
1989
- 1989-11-29 JP JP13854889U patent/JPH0623153Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0623153Y2 (en) | 1994-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |