JPH02132800U - - Google Patents
Info
- Publication number
- JPH02132800U JPH02132800U JP4610189U JP4610189U JPH02132800U JP H02132800 U JPH02132800 U JP H02132800U JP 4610189 U JP4610189 U JP 4610189U JP 4610189 U JP4610189 U JP 4610189U JP H02132800 U JPH02132800 U JP H02132800U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- segment
- joint surface
- joint
- inter
- 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
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Description
第１図、第３図は、この考案の、シールドセグ
メントの継手構造の一実施態様を示す断面図、第
２図、第４図は、同継手構造における凹陥部を示
す斜視図、第５図、第６図は、従来のシールドセ
グメントを示す部分斜視図である。図面において
、２……一方のセグメント、３……他方のセグメ
ント、２Ａ，３Ａ……ボルト挿入孔、２Ｂ，３Ｂ
……凹陥部、４……継手部材。
1 and 3 are cross-sectional views showing an embodiment of the shield segment joint structure of this invention, FIGS. 2 and 4 are perspective views showing recesses in the joint structure, and FIG. 5 , FIG. 6 is a partial perspective view showing a conventional shield segment. In the drawings, 2...one segment, 3...other segment, 2A, 3A...bolt insertion hole, 2B, 3B
...Concave portion, 4...Joint member.
Claims (1)
のセグメントのリング間継手面とに、それぞれテ
ーパー状凹陥部を設け、前記凹陥部が互いに向き
合うことによつて形成される空間内に、ソロバン
玉形状の継手部材が嵌合していることを特徴とす
るシールドセグメントの継手構造。 ２ 前記凹陥部は、前記リング間継手面のボルト
孔部分に形成されていることを特徴とする、請求
項１記載の継手構造。 ３ 前記凹陥部は、前記リング間継手面のボルト
孔以外の部分に形成されていることを特徴とする
、請求項１記載の継手構造。[Claims for Utility Model Registration] 1. Tapered recesses are provided on the ring-to-ring joint surface of one segment and the ring-to-ring joint surface of the other segment, and the recesses are formed by facing each other. A shield segment joint structure characterized in that a soroban bead-shaped joint member is fitted in a space. 2. The joint structure according to claim 1, wherein the recessed portion is formed in a bolt hole portion of the inter-ring joint surface. 3. The joint structure according to claim 1, wherein the recessed portion is formed in a portion of the inter-ring joint surface other than the bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4610189U JPH02132800U (en) | 1988-12-21 | 1989-04-19 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16523488 | 1988-12-21 | ||
| JP4610189U JPH02132800U (en) | 1988-12-21 | 1989-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02132800U true JPH02132800U (en) | 1990-11-05 |
Family
ID=31717958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4610189U Pending JPH02132800U (en) | 1988-12-21 | 1989-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02132800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007092384A (en) * | 2005-09-28 | 2007-04-12 | Infuratetsuku Kk | Concrete product connection structure |
-
1989
- 1989-04-19 JP JP4610189U patent/JPH02132800U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007092384A (en) * | 2005-09-28 | 2007-04-12 | Infuratetsuku Kk | Concrete product connection structure |