CN107932391A - 一种用于易燃环境下的防爆型扳手 - Google Patents
一种用于易燃环境下的防爆型扳手 Download PDFInfo
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- CN107932391A CN107932391A CN201711155104.XA CN201711155104A CN107932391A CN 107932391 A CN107932391 A CN 107932391A CN 201711155104 A CN201711155104 A CN 201711155104A CN 107932391 A CN107932391 A CN 107932391A
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- China
- Prior art keywords
- shell
- oil cylinder
- spring
- rotating plate
- oil
- Prior art date
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- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000002360 explosive Substances 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711155104.XA CN107932391B (zh) | 2017-11-20 | 2017-11-20 | 一种用于易燃环境下的防爆型扳手 |
Applications Claiming Priority (1)
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---|---|---|---|
CN201711155104.XA CN107932391B (zh) | 2017-11-20 | 2017-11-20 | 一种用于易燃环境下的防爆型扳手 |
Publications (2)
Publication Number | Publication Date |
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CN107932391A true CN107932391A (zh) | 2018-04-20 |
CN107932391B CN107932391B (zh) | 2019-06-14 |
Family
ID=61931997
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CN201711155104.XA Active CN107932391B (zh) | 2017-11-20 | 2017-11-20 | 一种用于易燃环境下的防爆型扳手 |
Country Status (1)
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CN (1) | CN107932391B (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU537801A1 (ru) * | 1975-05-16 | 1976-12-05 | Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт Механизированного И Ручного Строительно-Монтажного Инструмента,Вибраторов И Строительно-Отделочных Машин | Устройство дл зат жки резьбовых соединений методом механического раст жени стержн болта |
SU895642A1 (ru) * | 1980-04-07 | 1982-01-07 | Рязанский Филиал Центрального Опытно-Конструкторского Технологического Бюро Государственного Всесоюзного Ордена Трудового Красного Знамени Научно-Исследовательского Технологического Института Ремонта И Эксплуатации Машино-Тракторного Парка | Многошпиндельный гидравлический гайковерт |
CN87202153U (zh) * | 1987-02-21 | 1988-01-06 | 李世伦 | 一种液压拉伸螺栓拧紧螺母的装置 |
CN2037296U (zh) * | 1988-08-31 | 1989-05-10 | 航空工业部第六○六研究所 | 螺栓紧固及拆卸装置 |
CN202530116U (zh) * | 2012-01-31 | 2012-11-14 | 宝山钢铁股份有限公司 | 一种大型转炉三点球面支撑装置用大螺母紧固工具 |
CN204401378U (zh) * | 2014-12-21 | 2015-06-17 | 苏州路云机电设备有限公司 | 一种行走稳定的液压双头螺栓扳手 |
CN205674106U (zh) * | 2016-04-07 | 2016-11-09 | 吴婉霞 | 一种液压夹持调节式扳手 |
CN106425969A (zh) * | 2016-12-26 | 2017-02-22 | 重庆鼎誉机电有限公司 | 一种液压扳手 |
-
2017
- 2017-11-20 CN CN201711155104.XA patent/CN107932391B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU537801A1 (ru) * | 1975-05-16 | 1976-12-05 | Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт Механизированного И Ручного Строительно-Монтажного Инструмента,Вибраторов И Строительно-Отделочных Машин | Устройство дл зат жки резьбовых соединений методом механического раст жени стержн болта |
SU895642A1 (ru) * | 1980-04-07 | 1982-01-07 | Рязанский Филиал Центрального Опытно-Конструкторского Технологического Бюро Государственного Всесоюзного Ордена Трудового Красного Знамени Научно-Исследовательского Технологического Института Ремонта И Эксплуатации Машино-Тракторного Парка | Многошпиндельный гидравлический гайковерт |
CN87202153U (zh) * | 1987-02-21 | 1988-01-06 | 李世伦 | 一种液压拉伸螺栓拧紧螺母的装置 |
CN2037296U (zh) * | 1988-08-31 | 1989-05-10 | 航空工业部第六○六研究所 | 螺栓紧固及拆卸装置 |
CN202530116U (zh) * | 2012-01-31 | 2012-11-14 | 宝山钢铁股份有限公司 | 一种大型转炉三点球面支撑装置用大螺母紧固工具 |
CN204401378U (zh) * | 2014-12-21 | 2015-06-17 | 苏州路云机电设备有限公司 | 一种行走稳定的液压双头螺栓扳手 |
CN205674106U (zh) * | 2016-04-07 | 2016-11-09 | 吴婉霞 | 一种液压夹持调节式扳手 |
CN106425969A (zh) * | 2016-12-26 | 2017-02-22 | 重庆鼎誉机电有限公司 | 一种液压扳手 |
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Publication number | Publication date |
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CN107932391B (zh) | 2019-06-14 |
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PB01 | Publication | ||
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TA01 | Transfer of patent application right |
Effective date of registration: 20190522 Address after: 221400 Pingdun, North Suburb of Xinyi City, Xuzhou City, Jiangsu Province (No. 79, Xinbei Road) Applicant after: Xinyi Xinwei Gas Co., Ltd. Address before: 510006 Panyu District, Guangzhou, Guangdong, 100, No. 100, West Ring Road, Guangzhou University. Applicant before: Chen Zhuangzhuang |
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Effective date of registration: 20210112 Address after: 221400 e-commerce Industrial Park, Xin'an street, Xinbei West Road, Xinyi City, Xuzhou City, Jiangsu Province Patentee after: Xinyi Xinnan Environmental Protection Industry Technology Research Institute Co., Ltd Address before: 221400 Pingdun, North Suburb of Xinyi City, Xuzhou City, Jiangsu Province (No. 79, Xinbei Road) Patentee before: Xinyi Xinwei Gas Co.,Ltd. |
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TR01 | Transfer of patent right |