CN201644676U - 继电保护小母线专用液压绝缘剪切工具 - Google Patents
继电保护小母线专用液压绝缘剪切工具 Download PDFInfo
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- CN201644676U CN201644676U CN2010201421289U CN201020142128U CN201644676U CN 201644676 U CN201644676 U CN 201644676U CN 2010201421289 U CN2010201421289 U CN 2010201421289U CN 201020142128 U CN201020142128 U CN 201020142128U CN 201644676 U CN201644676 U CN 201644676U
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- piston rod
- relay protection
- hydraulic cylinder
- cutting tool
- hydraulic
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- 230000000694 effects Effects 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000001681 protective Effects 0.000 description 4
- 208000008425 Protein Deficiency Diseases 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
Abstract
Description
Claims (3)
- 继电保护小母线专用液压绝缘剪切工具,其特征在于:包括设有侧面孔的槽型底板,槽型底板紧固连接有单向作用弹簧复位液压缸,单向作用弹簧复位液压缸的活塞杆端部穿设在侧面孔内,活塞杆端部紧固连接有刀头,单向作用弹簧复位液压缸端部紧固连接有固定手柄,同时通过至少两个支点活动连接有液压手柄,其中一个支点活动连接有柱塞,柱塞位于单向作用弹簧复位液压缸内部,所述剪切工具除了刀头之外,其整体外部均敷设有绝缘层。
- 2.如权利要求1所述的继电保护小母线专用液压绝缘剪切工具,其特征在于:所述绝 缘层中,位于活塞杆端部的绝缘层为自由伸缩的螺纹形状。
- 3.如权利要求1或2所述的继电保护小母线专用液压绝缘剪切工具,其特征在于:所 述单向作用弹簧复位液压缸由缸体、活塞杆、弹簧、油路开关组成,其中,油路开关设在缸体 外部,活塞杆设置在缸体内部,并且在缸体内部的活塞杆上套设有弹簧。
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CN2010201421289U CN201644676U (zh) | 2010-03-26 | 2010-03-26 | 继电保护小母线专用液压绝缘剪切工具 |
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CN2010201421289U CN201644676U (zh) | 2010-03-26 | 2010-03-26 | 继电保护小母线专用液压绝缘剪切工具 |
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CN201644676U true CN201644676U (zh) | 2010-11-24 |
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CN2010201421289U Expired - Fee Related CN201644676U (zh) | 2010-03-26 | 2010-03-26 | 继电保护小母线专用液压绝缘剪切工具 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102198478A (zh) * | 2010-03-26 | 2011-09-28 | 河南省电力公司许昌供电公司 | 继电保护小母线专用液压绝缘剪切工具 |
CN104184064A (zh) * | 2014-08-08 | 2014-12-03 | 国家电网公司 | 一种电缆用切割工具 |
CN103691847B (zh) * | 2013-12-12 | 2015-07-08 | 国家电网公司 | 带电低压导体开断安全工具 |
-
2010
- 2010-03-26 CN CN2010201421289U patent/CN201644676U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102198478A (zh) * | 2010-03-26 | 2011-09-28 | 河南省电力公司许昌供电公司 | 继电保护小母线专用液压绝缘剪切工具 |
CN103691847B (zh) * | 2013-12-12 | 2015-07-08 | 国家电网公司 | 带电低压导体开断安全工具 |
CN104184064A (zh) * | 2014-08-08 | 2014-12-03 | 国家电网公司 | 一种电缆用切割工具 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: XUCHANG POWER SUPPLY COMPANY, STATE GRID HUNAN ELECTRIC POWER COMPANY Effective date: 20131205 Owner name: XUCHANG POWER SUPPLY COMPANY, STATE GRID HUNAN ELE Effective date: 20131205 |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: XUCHANG POWER SUPPLY COMPANY, STATE GRID HUNAN ELE Free format text: FORMER NAME: XUCHANG POWER SUPPLY COMPANY OF HENAN ELECTRIC POWER COMPANY;XJ ELECTRIC CO., LTD. |
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COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 461000 XUCHANG, HENAN PROVINCE TO: 100031 XICHENG, BEIJING |
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CP01 | Change in the name or title of a patent holder |
Address after: No. 288 Xuchang City, Henan province 461000 City Road Patentee after: Xuchang Power Supply Company, State Grid Hunan Electric Power Company Address before: No. 288 Xuchang City, Henan province 461000 City Road Patentee before: Xuchang Power Supply Company of Henan Electric Power Company |
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TR01 | Transfer of patent right |
Effective date of registration: 20131205 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Xuchang Power Supply Company, State Grid Hunan Electric Power Company Address before: No. 288 Xuchang City, Henan province 461000 City Road Patentee before: Xuchang Power Supply Company, State Grid Hunan Electric Power Company |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20190326 |