JPS63156291U - - Google Patents
Info
- Publication number
- JPS63156291U JPS63156291U JP4768087U JP4768087U JPS63156291U JP S63156291 U JPS63156291 U JP S63156291U JP 4768087 U JP4768087 U JP 4768087U JP 4768087 U JP4768087 U JP 4768087U JP S63156291 U JPS63156291 U JP S63156291U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- joint
- propulsion
- welded
- ring
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 4
- 229910000746 Structural steel Inorganic materials 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第1図はこの考案の一実施例を示す継手部断面
図であり、第1図aは推進時の継手部断面図、第
1図bは推進完了時の継手部断面図である。第2
図は第1図における継ぎ輪を示す構造図であり、
第2図aは側面縦断図、第2図bは現場充填材の
注入口を示す断面図である。第3図a、及び第3
図bは他の実施例を示す管径方向の継手部断面図
、第4図は従来の推進用鋼管を示す構造図であり
、第4図aは側面縦断図、第4図bは正面断面図
を示している。第5図は第4図における継手部断
面図であり、第5図aは継ぎ輪式の継手部断面図
、第5図bはセグメント式の継手部断面図を示し
ている。第6図は推進工事を示す説明図である。
図において、1aは鋼管、20,21は推進用
鋼管、22は被覆管、24は溶接裏当材、25は
充填材、26は補強リング、28は継ぎ輪、32
は現場充填材である。なお、各図中同一符号は同
一または相当部分を示す。
FIG. 1 is a sectional view of a joint showing an embodiment of this invention, FIG. 1a is a sectional view of the joint during propulsion, and FIG. 1b is a sectional view of the joint when propulsion is complete. Second
The figure is a structural diagram showing the joint ring in Figure 1,
FIG. 2a is a side longitudinal sectional view, and FIG. 2b is a sectional view showing an inlet for in-situ filling material. Figure 3 a and 3
Figure b is a sectional view of the joint in the pipe radial direction showing another embodiment, Figure 4 is a structural diagram showing a conventional propulsion steel pipe, Figure 4a is a side longitudinal sectional view, and Figure 4b is a front sectional view. The figure shows. 5 is a cross-sectional view of the joint in FIG. 4, FIG. 5a is a cross-sectional view of the joint of the ring type, and FIG. 5b is a cross-sectional view of the joint of the segment type. FIG. 6 is an explanatory diagram showing the promotion work. In the figure, 1a is a steel pipe, 20 and 21 are propulsion steel pipes, 22 is a cladding pipe, 24 is a welded backing material, 25 is a filler material, 26 is a reinforcing ring, 28 is a joint ring, and 32
is the in-situ filling material. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
に充填材を充填してなる推進用鋼管の継手部にお
いて、鋼管継手部の外周に現場で取り付けられる
溶接裏当材と、鋼管両端部付近の外周に取り付け
られている補強リングと、該補強リングにその一
部を突出させて設けられている被覆管と、該補強
リングの突出部に現場で取り付けられる複数に分
割された継ぎ輪と、該継ぎ輪と鋼管とで形成され
た隙間に充填される現場充填材とを備えたことを
特徴とする推進用鋼管組体。 (2) 前記溶接裏当材は隣接する双方の鋼管にま
たがつて溶接される平鋼であることを特徴とする
実用新案登録請求の範囲第1項に記載の推進用鋼
管組体。 (3) 前記補強リングは鋼管と被覆管に予め溶接
されている山形鋼であることを特徴とする実用新
案登録請求の範囲第1項、及び第2項に記載の推
進用鋼管組体。 (4) 前記継ぎ輪は2分割であり、それぞれに現
場充填剤の注入口を備えていることを特徴とする
実用新案登録請求の範囲第1項ないし第3項に記
載の推進用鋼管組体。 (5) 前記継ぎ輪は3分割であり、継ぎ輪の頂部
ピースは現場充填材の充填後に取り付けられるこ
とを特徴とする実用新案登録請求の範囲第1項な
いし第3項に記載の推進用鋼管組体。 (6) 前記継ぎ輪は4分割であり、継ぎ輪の頂部
ピースは現場充填材の充填後に取り付けられるこ
とを特徴とする実用新案登録請求の範囲第1項な
いし第3項に記載の推進用鋼管組体。[Scope of Claim for Utility Model Registration] (1) In the joint of a propulsion steel pipe, which is formed by filling the gap between a double pipe formed by a steel pipe and a cladding pipe with a filler material, installation on-site on the outer periphery of the steel pipe joint The welded backing material is welded, the reinforcing ring is attached to the outer periphery near both ends of the steel pipe, the cladding pipe is provided with a portion of the reinforcing ring protruding, and the protruding portion of the reinforcing ring is welded on-site. 1. A propulsion steel pipe assembly comprising: a joint ring divided into a plurality of parts to be attached; and an on-site filler filled into a gap formed by the joint ring and the steel pipe. (2) The propulsion steel pipe assembly according to claim 1, wherein the welded backing material is a flat bar welded across both adjacent steel pipes. (3) The propulsion steel pipe assembly according to claims 1 and 2, wherein the reinforcing ring is made of angle iron that is welded in advance to the steel pipe and the cladding pipe. (4) The propulsion steel pipe assembly according to claims 1 to 3 of the claims registered as a utility model, wherein the joint ring is divided into two parts, each of which is provided with an injection port for in-situ filler. . (5) The propulsion steel pipe according to claims 1 to 3 of claims 1 to 3, wherein the joint ring is divided into three parts, and the top piece of the joint ring is attached after being filled with an in-situ filler. assembly. (6) The steel pipe for propulsion according to claims 1 to 3 of the claims registered as a utility model, characterized in that the joint ring is divided into four parts, and the top piece of the joint ring is attached after being filled with an in-situ filler. assembly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4768087U JPS63156291U (en) | 1987-04-01 | 1987-04-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4768087U JPS63156291U (en) | 1987-04-01 | 1987-04-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63156291U true JPS63156291U (en) | 1988-10-13 |
Family
ID=30868513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4768087U Pending JPS63156291U (en) | 1987-04-01 | 1987-04-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63156291U (en) |
-
1987
- 1987-04-01 JP JP4768087U patent/JPS63156291U/ja active Pending
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