CN101004129A - Bidirectional hydraulic pressure pipe slips - Google Patents
Bidirectional hydraulic pressure pipe slips Download PDFInfo
- Publication number
- CN101004129A CN101004129A CN 200710071672 CN200710071672A CN101004129A CN 101004129 A CN101004129 A CN 101004129A CN 200710071672 CN200710071672 CN 200710071672 CN 200710071672 A CN200710071672 A CN 200710071672A CN 101004129 A CN101004129 A CN 101004129A
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- dental lamina
- hydraulic cylinder
- last
- slip spider
- following
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Abstract
The present invention relates to a bidirectional hydraulic slip. It includes the following several portions: slip seat, upper slide block, lower slide block upper toothed bar, lower toothed bar, upper hydraulic cylinder, lower hydraulic cylinder, upper piston, lower piston, upper connecting board and lower connecting board. Said invention also provides its working principle and concrete operation method.
Description
Technical field
The present invention relates to oil drilling, well workover hydraulic pressure pipe slips.
Background technology
Slips has been used for the tubing string jig of lower tubular column when being oil drilling, well workover, existing hydraulic pressure pipe slips can only be with the unidirectional vertically chucking of tubing string, can not be with the two-way vertically chucking of tubing string.
Summary of the invention
The purpose of this invention is to provide a kind of can be with the tubing string bidirectional hydraulic pressure pipe slips of two-way chucking vertically.
Technical solution of the present invention is: it includes slip spider, top shoe, sliding block, last dental lamina and following dental lamina, slip spider is the big taper mesopore in little two ends in the middle of having, be axially arranged with the annular stage body of opposite last hydraulic cylinder of direction and following hydraulic cylinder between mesopore and the outer wall, be respectively equipped with upper piston and lower piston vertically in last hydraulic cylinder and the following hydraulic cylinder, the piston rod tail end of upper piston and lower piston links to each other with lower plate by annular upper plate respectively, top shoe is positioned at slip spider mesopore both sides up and down with sliding block for the relative tubular that is respectively, periphery wall is provided with the fan cylindrical shell of the conical surface that matches with the slip spider mesopore, last dental lamina and following dental lamina are respectively the fan cylindrical shell that is fixed on top shoe and the sliding block inner concave wall, top shoe links to each other with the last connecting rod that it is hinged respectively by two ends with upper plate, and sliding block is connected with the lower link that it is hinged respectively by two ends with lower plate.
Technique effect of the present invention is: it can be with the two-way vertically chucking of tubing string, and it is big to have a clamping force, the advantage that reliability is high.
Description of drawings
Fig. 1 is that the embodiment of the invention is along the upper piston sectional view;
Fig. 2 is that the embodiment of the invention is along the lower piston sectional view;
Fig. 3 is that the embodiment of the invention is along the guide peg sectional view;
Fig. 4 is an embodiment of the invention sliding block stereogram;
Fig. 5 is a dental lamina stereogram under the embodiment of the invention.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, it includes slip spider 1, top shoe 2, sliding block 3, last dental lamina 4 and following dental lamina 5, slip spider 1 is the big taper mesopore 11 in little two ends in the middle of having, be axially arranged with the annular stage body of opposite last hydraulic cylinder of direction 13 and following hydraulic cylinder 14 between mesopore 11 and the outer wall 12, be respectively equipped with upper piston 15 and lower piston 16 vertically in last hydraulic cylinder 13 and the following hydraulic cylinder 14, the piston rod tail end of upper piston 15 and lower piston 16 links to each other with lower plate 161 by annular upper plate 151 respectively, top shoe 2 and sliding block 3 is positioned at the slip spider mesopore about in the of 11 both sides for the relative tubular that is respectively, periphery wall is provided with the fan cylindrical shell of the conical surface that matches with slip spider mesopore 11, last dental lamina 4 and following dental lamina 5 are respectively the fan cylindrical shell that is fixed on top shoe 2 and sliding block 3 inner concave wall, top shoe 2 links to each other with the last connecting rod 6 that it is hinged respectively by two ends with upper plate 151, and sliding block 3 is connected with its lower link that is hinged 7 respectively by two ends with lower plate 161.Be respectively equipped with flange 17,18 on the upper surface of slip spider 1 and the edge, lower surface, be fixed with upper bush 8 and lower sleeve 9 that two ends are respectively equipped with flange 81,82 and 91,92 on it respectively.Be axially arranged with guide peg hole 19 between slip spider mesopore 11 and the outer wall 12, be fixed with guide peg 10 by guide peg by cap 101 in it, guide peg 10 two ends are through at respectively by being separately fixed at by cap 102,103 in the fairlead 104,105 on upper plate 151 and the lower plate 161.Upper piston 15 and lower piston 16 radially are fixed on the slip spider in the hydraulic cylinder 13 and following hydraulic cylinder 14 by sealing silk braid 152,162 respectively.Be respectively equipped with annular slot 21,31 on the inner concave wall of top shoe 2 and sliding block 3, be respectively equipped with annular snap platform 41,51 on last dental lamina 4 and the following dental lamina 5 evagination walls, be respectively equipped with set bolt 22,32 between top shoe 2 and the last dental lamina 4 and between sliding block 3 and the following dental lamina 5, be respectively equipped with anti-skidding line on the inner concave wall of last dental lamina 4 and following dental lamina 5.Be respectively equipped with hydraulic oil through hole 131,141 between last hydraulic cylinder 13 and following hydraulic cylinder 14 and slip spider 1 outer wall.
Claims (6)
1, bidirectional hydraulic pressure pipe slips, it is characterized in that: it includes slip spider (1), top shoe (2), sliding block (3), last dental lamina (4) and following dental lamina (5), slip spider (1) is the big taper mesopore (11) in little two ends in the middle of having, be axially arranged with the annular stage body of opposite last hydraulic cylinder (13) of direction and following hydraulic cylinder (14) between mesopore (11) and the outer wall (12), be respectively equipped with upper piston (15) and lower piston (16) in last hydraulic cylinder (13) and the following hydraulic cylinder (14) vertically, the piston rod tail end of upper piston (15) and lower piston (16) links to each other with lower plate (161) by annular upper plate (151) respectively, top shoe (2) is positioned at slip spider mesopore (11) both sides up and down with sliding block (3) for the relative tubular that is respectively, periphery wall is provided with the fan cylindrical shell of the conical surface that matches with slip spider mesopore (11), last dental lamina (4) and following dental lamina (5) are respectively the fan cylindrical shell that is fixed on top shoe (2) and sliding block (3) inner concave wall, top shoe (2) links to each other with the last connecting rod (6) that it is hinged respectively by two ends with upper plate (151), and sliding block (3) is connected with its lower link that is hinged (7) respectively by two ends with lower plate (161).
2, bidirectional hydraulic pressure pipe slips as claimed in claim 1, it is characterized in that being respectively equipped with flange (17), (18) on the upper surface of described slip spider (1) and the edge, lower surface, be fixed with upper bush (8) and lower sleeve (9) that two ends are respectively equipped with flange (81), (82) and (91), (92) on it respectively.
3, bidirectional hydraulic pressure pipe slips as claimed in claim 1, it is characterized in that being axially arranged with guide peg hole (19) between described slip spider mesopore (11) and the outer wall (12), be fixed with guide peg (10) by guide peg by cap (101) in it, guide peg (10) two ends are through at respectively by being separately fixed at by cap (102), (103) in fairlead (104) on upper plate (151) and the lower plate (161), (105).
4, bidirectional hydraulic pressure pipe slips as claimed in claim 1 is characterized in that described upper piston (15) and lower piston (16) radially are fixed in hydraulic cylinder on the slip spider (13) and the following hydraulic cylinder (14) by sealing silk braid (152), (162) respectively.
5, bidirectional hydraulic pressure pipe slips as claimed in claim 1, it is characterized in that being respectively equipped with annular slot (21), (31) on the inner concave wall of described top shoe (2) and sliding block (3), be respectively equipped with annular snap platform (41), (51) on last dental lamina (4) and following dental lamina (5) the evagination wall, be respectively equipped with set bolt (22), (32) between top shoe (2) and the last dental lamina (4) and between sliding block (3) and the following dental lamina (5), be respectively equipped with anti-skidding line on the inner concave wall of last dental lamina (4) and following dental lamina (5).
6, bidirectional hydraulic pressure pipe slips as claimed in claim 1 is characterized in that described going up between hydraulic cylinder (13) and following hydraulic cylinder (14) and slip spider (1) outer wall is respectively equipped with hydraulic oil through hole (131), (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710071672A CN101004129B (en) | 2007-01-17 | 2007-01-17 | Bidirectional hydraulic pressure pipe slips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710071672A CN101004129B (en) | 2007-01-17 | 2007-01-17 | Bidirectional hydraulic pressure pipe slips |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101004129A true CN101004129A (en) | 2007-07-25 |
| CN101004129B CN101004129B (en) | 2010-05-26 |
Family
ID=38703481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710071672A Expired - Fee Related CN101004129B (en) | 2007-01-17 | 2007-01-17 | Bidirectional hydraulic pressure pipe slips |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101004129B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343985B (en) * | 2008-08-27 | 2011-07-27 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Transverse beam type pipe clamping device |
| CN104533317A (en) * | 2014-12-27 | 2015-04-22 | 长安大学 | Oppositely-opened type hydraulic power slip |
| CN105350934A (en) * | 2015-12-11 | 2016-02-24 | 韩咏利 | Annular preventer for drilling and workover in oil field |
| CN106121561A (en) * | 2016-07-22 | 2016-11-16 | 南通金牛机械制造有限公司 | Drill pipe tong |
| CN106246119A (en) * | 2016-09-21 | 2016-12-21 | 杨颖辉 | Closed spinner slips |
| CN111911098A (en) * | 2020-08-24 | 2020-11-10 | 西南石油大学 | Self-adaptive floating slip integrated with pipe column bidirectional coupling |
| WO2022039845A1 (en) * | 2020-08-19 | 2022-02-24 | Newkota Services and Rentals, LLC | Rod jack apparatus |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2042560U (en) * | 1988-09-12 | 1989-08-09 | 隋铁勇 | High-level grease squirt |
| US5566769A (en) * | 1994-10-31 | 1996-10-22 | Eckel Manufacturing Company, Inc. | Tubular rotation tool for snubbing operations |
| CN2283721Y (en) * | 1996-12-05 | 1998-06-10 | 四川石油管理局川东钻探公司 | Reverse marking hole slip for well drawing drill |
| CN2296929Y (en) * | 1997-05-07 | 1998-11-11 | 吉林石油集团有限责任公司扶余采油二厂 | Hydraulic oil pipe slip tongs |
| CN2787818Y (en) * | 2005-04-14 | 2006-06-14 | 江苏油田扬州开发区科茂技术开发公司 | Anti-twisting pneumatic/hydraulic casing slip |
| CN2823532Y (en) * | 2005-08-31 | 2006-10-04 | 刘延文 | Back-off device for sucker rod |
| CN200968185Y (en) * | 2007-01-17 | 2007-10-31 | 杨颖辉 | Bidirectional hydraulic slips |
-
2007
- 2007-01-17 CN CN200710071672A patent/CN101004129B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343985B (en) * | 2008-08-27 | 2011-07-27 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Transverse beam type pipe clamping device |
| CN104533317A (en) * | 2014-12-27 | 2015-04-22 | 长安大学 | Oppositely-opened type hydraulic power slip |
| CN105350934A (en) * | 2015-12-11 | 2016-02-24 | 韩咏利 | Annular preventer for drilling and workover in oil field |
| CN105350934B (en) * | 2015-12-11 | 2018-09-11 | 韩咏利 | A kind of oil field drilling and repairing well annular preventer |
| CN106121561A (en) * | 2016-07-22 | 2016-11-16 | 南通金牛机械制造有限公司 | Drill pipe tong |
| CN106246119A (en) * | 2016-09-21 | 2016-12-21 | 杨颖辉 | Closed spinner slips |
| CN106246119B (en) * | 2016-09-21 | 2018-04-06 | 杨颖辉 | Closed spinner slips |
| WO2022039845A1 (en) * | 2020-08-19 | 2022-02-24 | Newkota Services and Rentals, LLC | Rod jack apparatus |
| CN111911098A (en) * | 2020-08-24 | 2020-11-10 | 西南石油大学 | Self-adaptive floating slip integrated with pipe column bidirectional coupling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101004129B (en) | 2010-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Mudanjiang Sentian Special Vehicle Refitting Co., Ltd. Assignor: Yang Yinghui Contract record no.: 2010230000066 Denomination of invention: Bidirectional hydraulic pressure pipe slips Granted publication date: 20100526 License type: Exclusive License Open date: 20070725 Record date: 20101018 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Mudanjiang Sentian Special Vehicle Refitting Co., Ltd. Assignor: Yang Yinghui Contract record no.: 2010230000066 Date of cancellation: 20101112 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Mudanjiang Sentian Special Vehicle Refitting Co., Ltd. Assignor: Yang Yinghui Contract record no.: 2010230000079 Denomination of invention: Bidirectional hydraulic pressure pipe slips Granted publication date: 20100526 License type: Exclusive License Open date: 20070725 Record date: 20101115 |
|
| 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: 20100526 Termination date: 20200117 |