CN209637698U - 一种新型组合式钎杆 - Google Patents
一种新型组合式钎杆 Download PDFInfo
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- CN209637698U CN209637698U CN201920211559.7U CN201920211559U CN209637698U CN 209637698 U CN209637698 U CN 209637698U CN 201920211559 U CN201920211559 U CN 201920211559U CN 209637698 U CN209637698 U CN 209637698U
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- Prior art keywords
- drill steel
- bit
- bit shank
- drill
- slot
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 158
- 239000010959 steel Substances 0.000 title claims abstract description 158
- 230000000694 effects Effects 0.000 claims abstract description 15
- 230000003139 buffering effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 29
- 238000005452 bending Methods 0.000 abstract description 4
- 239000010720 hydraulic oil Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 239000000872 buffer Substances 0.000 description 4
- 238000005553 drilling Methods 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000013404 process transfer Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
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CN201920211559.7U CN209637698U (zh) | 2019-02-19 | 2019-02-19 | 一种新型组合式钎杆 |
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CN201920211559.7U CN209637698U (zh) | 2019-02-19 | 2019-02-19 | 一种新型组合式钎杆 |
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CN209637698U true CN209637698U (zh) | 2019-11-15 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111206884A (zh) * | 2020-03-21 | 2020-05-29 | 山东源运通矿山装备科技有限公司 | 钎杆连接套 |
CN115772896A (zh) * | 2023-02-10 | 2023-03-10 | 广州市海珠工程建设有限公司 | 一种建筑拆卸工程用截桩机 |
-
2019
- 2019-02-19 CN CN201920211559.7U patent/CN209637698U/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111206884A (zh) * | 2020-03-21 | 2020-05-29 | 山东源运通矿山装备科技有限公司 | 钎杆连接套 |
CN115772896A (zh) * | 2023-02-10 | 2023-03-10 | 广州市海珠工程建设有限公司 | 一种建筑拆卸工程用截桩机 |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of combined drill rod Effective date of registration: 20210408 Granted publication date: 20191115 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: LUOYANG GUANGTUO DRILLING TOOLS Co.,Ltd. Registration number: Y2021980002475 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220408 Granted publication date: 20191115 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: LUOYANG GUANGTUO DRILLING TOOLS Co.,Ltd. Registration number: Y2021980002475 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of combined drill rod Effective date of registration: 20220412 Granted publication date: 20191115 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: LUOYANG GUANGTUO DRILLING TOOLS Co.,Ltd. Registration number: Y2022980004119 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20191115 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: LUOYANG GUANGTUO DRILLING TOOLS Co.,Ltd. Registration number: Y2022980004119 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |