JP6963436B2 - 掘削機 - Google Patents
掘削機 Download PDFInfo
- Publication number
- JP6963436B2 JP6963436B2 JP2017144385A JP2017144385A JP6963436B2 JP 6963436 B2 JP6963436 B2 JP 6963436B2 JP 2017144385 A JP2017144385 A JP 2017144385A JP 2017144385 A JP2017144385 A JP 2017144385A JP 6963436 B2 JP6963436 B2 JP 6963436B2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- cutter head
- guide
- excavator
- excavated
- 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.)
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- 238000005192 partition Methods 0.000 claims description 23
- 238000009412 basement excavation Methods 0.000 claims description 9
- 239000002689 soil Substances 0.000 description 32
- 238000003756 stirring Methods 0.000 description 15
- 230000008602 contraction Effects 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
Claims (1)
- カッタヘッドを有し、隔壁に設けた球面軸受に支持されて首振運動が可能であって、周方向へ回転駆動されるブームと、
前記球面軸受の前記ブームの反対側に突出される突出部と、
前記突出部の周囲を取り囲んで前記カッタヘッドの移動限界を規制するブームガイドと、
前記突出部に連結されて前記球面軸受の中心を支点として前記ブームを二自由度で駆動する駆動部と、
前記突出部に設けられ前記カッタヘッドが前記移動限界に位置する際に前記ブームガイドに接触可能なローラを有する複数のガイドローラとを備え、
前記カッタヘッドは、前記ガイドローラのいずれかが前記ブームガイドに接触した状態で、常に掘削断面の中心点を掘削する
ことを特徴とする掘削機。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017144385A JP6963436B2 (ja) | 2017-07-26 | 2017-07-26 | 掘削機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017144385A JP6963436B2 (ja) | 2017-07-26 | 2017-07-26 | 掘削機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019027045A JP2019027045A (ja) | 2019-02-21 |
JP6963436B2 true JP6963436B2 (ja) | 2021-11-10 |
Family
ID=65477727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017144385A Active JP6963436B2 (ja) | 2017-07-26 | 2017-07-26 | 掘削機 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6963436B2 (ja) |
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2017
- 2017-07-26 JP JP2017144385A patent/JP6963436B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2019027045A (ja) | 2019-02-21 |
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