JPH0254890U - - Google Patents
Info
- Publication number
- JPH0254890U JPH0254890U JP13280888U JP13280888U JPH0254890U JP H0254890 U JPH0254890 U JP H0254890U JP 13280888 U JP13280888 U JP 13280888U JP 13280888 U JP13280888 U JP 13280888U JP H0254890 U JPH0254890 U JP H0254890U
- Authority
- JP
- Japan
- Prior art keywords
- brush
- seal
- tail
- parts
- tail plate
- 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
- 230000005641 tunneling Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図は本考案によるテールプレート逆円弧状
継目部のシール構造を示す第４図Ｆ部詳細図、第
２図は本考案による多連形シールド掘進機の一実
施例の縦断面図、第３図は第２図のＣ−Ｃ矢視図
、第４図は第２図のＤ−Ｄ矢視図、第５図は第２
図のＥ部詳細図、第６図は第５図のＧ矢視図、第
７図はテールプレートの擬似円形部に使用される
ブラシシール単体の側面図、第８図は第７図のＨ
矢視図、第９図はテールプレートの逆円弧状継目
部に第７図、第８図に示す通常の分割型ブラシシ
ールを用いた場合の第４図Ｆ部詳細図、第１０図
はテールプレートの逆円弧状継目部に用いるブラ
シシールの支持体を円弧状に曲げて分割形成した
場合の第４図Ｆ部詳細図、第１１図は第１図に示
す一体型ブラシシールの断面図、第１２図は第１
１図のＩ矢視図である。
Ａ……シールド断面の擬似円形部、Ｂ……シー
ルド断面の逆円弧状継目部、７……テールプレー
ト、８……通常の分割型ブラシシール、８′……
一体型ブラシシール、９，９′……支持体、１０
，１０′……ブラシ、１１，１１′，１２，１２
′……保護板、１３，１３′……リベツト。
Fig. 1 is a detailed view of section F in Fig. 4 showing the seal structure of the inverted arcuate joint of the tail plate according to the present invention; Figure 3 is a view taken along the line C-C in Figure 2, Figure 4 is a view taken along line D-D in Figure 2, and Figure 5 is a view taken along line 2.
Figure 6 is a detailed view of part E in the figure, Figure 6 is a view in the direction of arrow G in Figure 5, Figure 7 is a side view of a single brush seal used in the pseudo-circular part of the tail plate, and Figure 8 is H in Figure 7.
Fig. 9 is a detailed view of section F in Fig. 4 when the normal split brush seal shown in Figs. FIG. 4 is a detailed view of part F in the case where the support body of the brush seal used for the inverse arc-shaped joint of the plate is bent into an arc shape and formed separately; FIG. 11 is a sectional view of the integrated brush seal shown in FIG. 1; Figure 12 is the first
1 is a view taken in the direction of arrow I in FIG. 1. FIG. A...Pseudo-circular part of the shield cross section, B...Inverted circular arc joint part of the shield cross section, 7...Tail plate, 8...Normal split brush seal, 8'...
Integrated brush seal, 9, 9'...Support, 10
, 10'... Brush, 11, 11', 12, 12
'...Protective plate, 13,13'...Rivets.
Claims (1)
目部とからなるシールド断面面をもつ多連形シー
ルド掘進機において、テールシールとしてブラシ
シールを使用し、そのうちテールプレートの逆円
弧状継目部に位置するブラシシールのブラシを植
付けた支持体を、テールプレートの逆円弧状継目
部の全長にわたり該継目部に沿つて曲げられた一
体型とし、かつそのブラシ植付密度をテールプレ
ートの他の部分のブラシシールより密にしたこと
を特徴とする多連形シールド掘進機。 In a multiple shield tunneling machine that has a shield cross-section consisting of a plurality of pseudo-circular parts and inverted arc-shaped joints between them, a brush seal is used as the tail seal, and the inverted arc-shaped joint of the tail plate is used as a tail seal. The brush-planted support of the brush seal located at 1 is an integral type that is bent along the entire length of the inverted arc-shaped joint of the tail plate, and the brush planting density is set to be equal to that of the other parts of the tail plate. A multiple shield excavator characterized by denser brush seals in the parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13280888U JPH0626628Y2 (en) | 1988-10-13 | 1988-10-13 | Multiple shield shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13280888U JPH0626628Y2 (en) | 1988-10-13 | 1988-10-13 | Multiple shield shield machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0254890U true JPH0254890U (en) | 1990-04-20 |
| JPH0626628Y2 JPH0626628Y2 (en) | 1994-07-20 |
Family
ID=31390114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13280888U Expired - Lifetime JPH0626628Y2 (en) | 1988-10-13 | 1988-10-13 | Multiple shield shield machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0626628Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012154043A (en) * | 2011-01-24 | 2012-08-16 | Tohoku Oshima Kogyo Kk | Tail seal of shield machine |
-
1988
- 1988-10-13 JP JP13280888U patent/JPH0626628Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012154043A (en) * | 2011-01-24 | 2012-08-16 | Tohoku Oshima Kogyo Kk | Tail seal of shield machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0626628Y2 (en) | 1994-07-20 |
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