JPH0218533U - - Google Patents
Info
- Publication number
- JPH0218533U JPH0218533U JP9740488U JP9740488U JPH0218533U JP H0218533 U JPH0218533 U JP H0218533U JP 9740488 U JP9740488 U JP 9740488U JP 9740488 U JP9740488 U JP 9740488U JP H0218533 U JPH0218533 U JP H0218533U
- Authority
- JP
- Japan
- Prior art keywords
- bottom plate
- plate portion
- periphery
- center hole
- plastic working
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Piles And Underground Anchors (AREA)
Description
第１図は本考案の１実施例を模式化して描いた
断面図である。第２図及び第３図は従来のコンク
リートパイル継手金具の説明図、第４図はコンク
リートパイルの強度テストの説明図である。第５
図は従来技術に係る継手金具における底板の説明
図である。第６図は先願の発明に係る継手金具の
説明図である。
１…継手金具、１ａ，１ａ′…底板、１ａ−１
…開先、１ｂ…リング、１ｃ…底板、１ｃ−１…
外周の短筒状部、１ｃ−２…内周の短筒状部、１
ｃ−３…溶接部、２，２′…コンクリートパイル
、３，３′，４，４′…支点、５…継手金具、５
ａ…底板部、５ａ−１…開先用円錐面、５ｂ…リ
ング部、５ｂ−１，５ｂ−２…円周溝状の凹部、
５ｃ…内周短筒状部。
FIG. 1 is a schematic cross-sectional view of one embodiment of the present invention. FIGS. 2 and 3 are explanatory diagrams of conventional concrete pile joint fittings, and FIG. 4 is an explanatory diagram of a concrete pile strength test. Fifth
The figure is an explanatory view of a bottom plate in a joint fitting according to the prior art. FIG. 6 is an explanatory diagram of a joint fitting according to the invention of the prior application. 1...Joint fittings, 1a, 1a'...Bottom plate, 1a -1
...Bevel, 1b...Ring, 1c...Bottom plate, 1c -1 ...
Short cylindrical part on the outer periphery, 1c -2 ... Short cylindrical part on the inner periphery, 1
c -3 ...Welded part, 2, 2'...Concrete pile, 3, 3', 4, 4'...Fully point, 5...Joint fitting, 5
a...Bottom plate part, 5a -1 ...Conical surface for groove, 5b...Ring part, 5b -1 , 5b -2 ...Circumferential groove-shaped recessed part,
5c... Inner circumference short cylindrical part.
Claims (1)
周辺に冷間塑性加工を施して構成された短円筒状
部と、前記底板部の外周部に塑性加工を施して構
成された円筒状のリング部とが一体に成形され、
かつ、前記リング部の周囲に形成された２条の円
周溝状の凹部と、前記底板部の周囲を面取りした
形の円錐面とを有することを特徴とする、中空Ｐ
Ｃコンクリートパイル継手金具。 A disc-shaped bottom plate portion having a center hole, a short cylindrical portion formed by applying cold plastic working to the periphery of the center hole, and a cylindrical portion formed by performing plastic working to the outer periphery of the bottom plate portion. The ring part is integrally molded,
The hollow P is characterized by having two circumferential groove-like recesses formed around the ring portion and a conical surface having a chamfered periphery around the bottom plate portion.
C concrete pile joint fittings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9740488U JPH0218533U (en) | 1988-07-25 | 1988-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9740488U JPH0218533U (en) | 1988-07-25 | 1988-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0218533U true JPH0218533U (en) | 1990-02-07 |
Family
ID=31322845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9740488U Pending JPH0218533U (en) | 1988-07-25 | 1988-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0218533U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6314924A (en) * | 1986-07-07 | 1988-01-22 | Keiyo Burankingu Kogyo Kk | Pc concrete pile coupler metal |
-
1988
- 1988-07-25 JP JP9740488U patent/JPH0218533U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6314924A (en) * | 1986-07-07 | 1988-01-22 | Keiyo Burankingu Kogyo Kk | Pc concrete pile coupler metal |