CN203614041U - 带有缓冲功能的压力平衡储油补偿装置的牙轮钻头 - Google Patents
带有缓冲功能的压力平衡储油补偿装置的牙轮钻头 Download PDFInfo
- Publication number
- CN203614041U CN203614041U CN201320737712.2U CN201320737712U CN203614041U CN 203614041 U CN203614041 U CN 203614041U CN 201320737712 U CN201320737712 U CN 201320737712U CN 203614041 U CN203614041 U CN 203614041U
- Authority
- CN
- China
- Prior art keywords
- oil storage
- pressure balance
- hole
- pressure
- compensating device
- 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.)
- Expired - Fee Related
Links
Images
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320737712.2U CN203614041U (zh) | 2013-11-21 | 2013-11-21 | 带有缓冲功能的压力平衡储油补偿装置的牙轮钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320737712.2U CN203614041U (zh) | 2013-11-21 | 2013-11-21 | 带有缓冲功能的压力平衡储油补偿装置的牙轮钻头 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203614041U true CN203614041U (zh) | 2014-05-28 |
Family
ID=50766693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320737712.2U Expired - Fee Related CN203614041U (zh) | 2013-11-21 | 2013-11-21 | 带有缓冲功能的压力平衡储油补偿装置的牙轮钻头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203614041U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115538946A (zh) * | 2022-12-05 | 2022-12-30 | 西南石油大学 | 一种牙轮式复合pdc钻头 |
-
2013
- 2013-11-21 CN CN201320737712.2U patent/CN203614041U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115538946A (zh) * | 2022-12-05 | 2022-12-30 | 西南石油大学 | 一种牙轮式复合pdc钻头 |
CN115538946B (zh) * | 2022-12-05 | 2023-01-31 | 西南石油大学 | 一种牙轮式复合pdc钻头 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203614041U (zh) | 带有缓冲功能的压力平衡储油补偿装置的牙轮钻头 | |
CN206174962U (zh) | 一种应用于盘形滚刀的新型压力平衡调节装置 | |
CN200999800Y (zh) | 一种端盖式滑动轴承 | |
CN208106322U (zh) | 一种牙轮钻头用轴承压力平衡结构 | |
CN204900865U (zh) | 一种烟机蝶阀 | |
CN204703767U (zh) | 轴承润滑补偿式矿用牙轮钻头 | |
CN102877790A (zh) | 三牙轮钻头储油补偿压力平衡系统 | |
CN203730718U (zh) | 一种减速机用组合密封轴承端盖 | |
CN105370293A (zh) | 具有调节轴承内腔压力平衡的滚刀 | |
CN212201909U (zh) | 新型牙轮钻头压力补偿结构 | |
CN201581810U (zh) | 一种带压力平衡装置的密封式牙轮钻头 | |
CN209653972U (zh) | 一种能实现密封非密封转换的牙轮钻头 | |
CN104196440A (zh) | 一种密封型螺杆钻具传动轴总成 | |
CN204691696U (zh) | 一种高温金属密封油管头 | |
CN207673285U (zh) | 带压力储油补偿装置的密封三牙轮钻头 | |
CN201696845U (zh) | 盾构机滚刀的润滑装置 | |
CN203146600U (zh) | 一种高密封性低扭矩组合式密封圈 | |
CN204284451U (zh) | 一种自润滑的锁紧密封环 | |
CN208347692U (zh) | 牙轮钻头压力储油补偿装置及其牙轮钻头 | |
CN208457187U (zh) | 一种自润滑橡胶密封垫 | |
CN202612470U (zh) | 新型驾驶室注油减震器 | |
CN202140089U (zh) | 一种滚刀压力平衡装置 | |
CN204827239U (zh) | 牙轮钻头压力平衡及储油补偿系统 | |
CN207673284U (zh) | 牙轮钻头压力储油补偿结构及其牙轮钻头 | |
CN204152974U (zh) | 一种造纸机真空辊的轴承座结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 430223 Hubei city of Wuhan province science and Technology Park East Lake New Technology Development Zone, Road No. five Patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION Address before: 430223 Hubei city of Wuhan province science and Technology Park East Lake New Technology Development Zone, Road No. five Patentee before: Jianghan Petroleum Drilling Bit Co., Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20180309 Address after: 430223, No. 5, Chinese workers' garden, Temple Hill community, East Lake New Technology Development Zone, Wuhan, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION Patentee after: Kingdream Sinopec Petroleum Machinery Co. Ltd. Address before: 430223 Hubei city of Wuhan province science and Technology Park East Lake New Technology Development Zone, Road No. five Patentee before: SINOPEC OILFIELD EQUIPMENT CORPORATION |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20201121 |
|
CF01 | Termination of patent right due to non-payment of annual fee |