JP7303067B2 - シールド掘進機および障害物切削用ビット - Google Patents

シールド掘進機および障害物切削用ビット Download PDF

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Publication number
JP7303067B2
JP7303067B2 JP2019155167A JP2019155167A JP7303067B2 JP 7303067 B2 JP7303067 B2 JP 7303067B2 JP 2019155167 A JP2019155167 A JP 2019155167A JP 2019155167 A JP2019155167 A JP 2019155167A JP 7303067 B2 JP7303067 B2 JP 7303067B2
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Japan
Prior art keywords
cutter head
obstacle
bit
hard
base material
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JP2019155167A
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Japanese (ja)
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JP2021032000A (ja
Inventor
大助 三宅
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地中空間開発株式会社
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Priority to JP2019155167A priority Critical patent/JP7303067B2/ja
Priority to TW109120104A priority patent/TWI830923B/zh
Priority to CN202010692778.9A priority patent/CN112443334A/zh
Publication of JP2021032000A publication Critical patent/JP2021032000A/ja
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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP2019155167A 2019-08-28 2019-08-28 シールド掘進機および障害物切削用ビット Active JP7303067B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019155167A JP7303067B2 (ja) 2019-08-28 2019-08-28 シールド掘進機および障害物切削用ビット
TW109120104A TWI830923B (zh) 2019-08-28 2020-06-15 盾構掘進機和障礙物切削用刀頭
CN202010692778.9A CN112443334A (zh) 2019-08-28 2020-07-17 盾构掘进机和障碍物切削用刀头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019155167A JP7303067B2 (ja) 2019-08-28 2019-08-28 シールド掘進機および障害物切削用ビット

Publications (2)

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JP2021032000A JP2021032000A (ja) 2021-03-01
JP7303067B2 true JP7303067B2 (ja) 2023-07-04

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ID=74677955

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JP2019155167A Active JP7303067B2 (ja) 2019-08-28 2019-08-28 シールド掘進機および障害物切削用ビット

Country Status (3)

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JP (1) JP7303067B2 (zh)
CN (1) CN112443334A (zh)
TW (1) TWI830923B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113605915B (zh) * 2021-09-01 2022-12-27 中南大学 一种适应非匀质地层竖井掘进机刀盘

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002213183A (ja) 2000-04-27 2002-07-31 Hitachi Constr Mach Co Ltd 横孔掘削機

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203603921U (zh) * 2013-11-27 2014-05-21 德阳宏源机电工程有限责任公司 盾构机的新型刀头
CN204920966U (zh) * 2015-08-28 2015-12-30 洛阳九久科技股份有限公司 一种超大直径盾构机用中心齿刀

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002213183A (ja) 2000-04-27 2002-07-31 Hitachi Constr Mach Co Ltd 横孔掘削機

Also Published As

Publication number Publication date
TW202108871A (zh) 2021-03-01
JP2021032000A (ja) 2021-03-01
TWI830923B (zh) 2024-02-01
CN112443334A (zh) 2021-03-05

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