CN102061894A - Self-locking elevator - Google Patents
Self-locking elevator Download PDFInfo
- Publication number
- CN102061894A CN102061894A CN 201010573910 CN201010573910A CN102061894A CN 102061894 A CN102061894 A CN 102061894A CN 201010573910 CN201010573910 CN 201010573910 CN 201010573910 A CN201010573910 A CN 201010573910A CN 102061894 A CN102061894 A CN 102061894A
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- elevator
- suspension ring
- bayonet socket
- pin
- hole
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Abstract
The invention relates to the technical field of drill pipe elevators in oil drilling, in particular to a self-locking elevator. The self-locking elevator comprises an elevator body, a left U-shaped clamping pin and a right U-shaped clamping pin; a drill pipe clamping hole in a vertical direction is formed in a middle body of the elevator body; the left side and the right side of the elevator body are respectively provided with a left hanging ring bayonet with an opening facing the left side and a right hanging ring bayonet with an opening facing the right side; the elevator body above the left hanging ring bayonet and the right hanging ring bayonet is provided with a left elevator lug and a right elevator lug respectively; a left clamping lug pin hole vertically penetrating the left elevator lug is formed in a left body of the left elevator lug; a right clamping lug pin hole vertically penetrating the right elevator lug is formed in a right body of the right elevator lug; and a left elevator pin hole vertically penetrating the elevator body is formed in the elevator body between the right end of the hanging ring bayonet and the left end of the drill pipe clamping hole. The self-locking elevator is reasonable and compact in structure and convenient to use, automatically finishes actions of extracting and plugging elevator pins in the process of trips through rise and fall of the elevator, and has the characteristics that the elevator is safe, reliable, economic, practical, convenient and labor-saving.
Description
Technical field
The present invention relates to the drill pipe elevator technical field that oil drilling is used, is a kind of self-locking elevator.
Background technology
Need to use drill pipe elevator in the construction of oil drilling now, the working programme that elevator uses is in the process that makes a trip, and earlier suspension ring is inserted in two ears of elevator, sells the bayonet lock of hanging oneself, tourist bus is mentioned elevator, buckle drilling rod then and mention, aim at well head, elevator is dropped on the rotating disk under the drilling rod lower going-into-well, operating personnel propose the elevator pin and take out suspension ring, hang up another elevator, repeat above-mentioned action, this process must be that two people tacit agreement cooperation could guarantee to finish smoothly safely.Must use manually with on the elevator pin pin in the process of making a trip, because people's hand is too near from the distance of elevator and suspension ring and drilling rod, the staff has the accident that carelessness just might be bumped, be pounded, squeezes hand slightly in the operating process, and is very dangerous.If even more serious also have employee's energy not concentrate, negligence of operation is forgotten in the process of making a trip or that elevator pin pin is not good, will cause suspension ring to skid off, and the drilling rod that fractures causes drilling rod to fall into the down-hole, causes serious engineering accident.Therefore, the drill pipe elevator that uses of existing oil drilling has the following disadvantages in actual use: the elevator pin need artificial installation reliability poor, have a potential safety hazard.
Summary of the invention
The invention provides a kind of self-locking elevator, overcome the deficiency of above-mentioned prior art, the elevator pin that its drill pipe elevator that can effectively solve existing oil drilling use exists needs the problem that artificial installation reliability is poor, have potential safety hazard.
Technical scheme of the present invention realizes by following measure: a kind of self-locking elevator comprises elevator body, left U-shaped bayonet lock and right U-shaped bayonet lock; The drilling rod hole clipping that vertical direction is arranged in the middle part body of elevator body, the left side of elevator body and right side have the right suspension ring bayonet socket of opening towards the left suspension ring bayonet socket on a left side and opening towards the right side respectively; The elevator body of left side suspension ring bayonet socket and right suspension ring bayonet socket top forms left elevator ear and right elevator ear respectively, in the left part body of a left side elevator ear left side card ear pin-and-hole that vertically runs through left elevator ear is arranged, in the right part body of right elevator ear the right side card ear pin-and-hole that vertically runs through right elevator ear is arranged, in the body of the elevator body between left side suspension ring bayonet socket right-hand member and the drilling rod hole clipping left end the left elevator pin-and-hole that vertically runs through the elevator body is arranged, the right elevator pin-and-hole that vertically runs through the elevator body is arranged in the body of the elevator body between right suspension ring bayonet socket left end and the drilling rod hole clipping right-hand member; Left side U-shaped bayonet lock comprises left quarter butt, left stock and left cross bar, right U-shaped bayonet lock comprises right quarter butt, right stock and right cross bar, the upper end of left side quarter butt and the upper end of left stock are connected as a single entity by left cross bar, and the upper end of right quarter butt and the upper end of right stock are connected as a single entity by right cross bar; Left side quarter butt and left stock are set in left side card ear pin-and-hole and the left elevator pin-and-hole and can move up and down, right quarter butt and right stock are set in right card ear pin-and-hole and the right elevator pin-and-hole and can move up and down, and the lower end of left stock and right stock extends the below, lower surface of elevator body respectively.
Be further optimization and/or improvements below to the foregoing invention technical scheme:
Can there be left bar translot the position of the corresponding left cross bar in above-mentioned elevator body upper end, can there be left spring mounting groove at bar translot middle part, a left side and Zola's power spring is installed, the lower end of Zola's power spring is fixedly connected on left spring mounting groove bottom, and the upper end of Zola's power spring is fixedly connected on left cross bar bottom; Can there be right bar translot the position of the corresponding right cross bar in the top of elevator body, can there be right spring mounting groove at right bar translot middle part and right tension spring is installed, the lower end of right tension spring is fixedly connected on right spring mounting groove bottom, and the upper end of right tension spring is fixedly connected on right cross bar bottom.
On the left suspension ring bayonet socket lower surface of the left quarter butt lower end position of above-mentioned correspondence the left limit hole clipping can be arranged, on the right suspension ring bayonet socket lower surface of corresponding right quarter butt lower end position the right limit hole clipping can be arranged, the lower end of left side quarter butt is sleeved in the left limit hole clipping, and the lower end of right quarter butt is sleeved in the right limit hole clipping.
The length that above-mentioned left stock lower end exceeds elevator body lower surface can equate with the distance that suspension ring bayonet socket lower end, the left side of end distance under the ear pin-and-hole is blocked on a left side, and the length that right stock lower end exceeds elevator body lower surface can equate with the distance that suspension ring bayonet socket lower end, the end distance right side under the ear pin-and-hole is blocked on the right side.
Reasonable and compact in structure of the present invention, easy to use, the action of extracting and plugging the elevator pin in its process that will make a trip is finished voluntarily by rising and falling of elevator, has safe and reliable, economical and practical, easy labour-saving characteristics.
Description of drawings
Accompanying drawing 2 is looked the sectional structure schematic diagram for the master behind the installation suspension ring of most preferred embodiment of the present invention.
Coding in the accompanying drawing is respectively: 1 is the elevator body, and 2 is the drilling rod hole clipping, and 3 is left suspension ring bayonet socket, 4 is right suspension ring bayonet socket, and 5 is left quarter butt, and 6 is left stock, 7 is left cross bar, and 8 is right quarter butt, and 9 is right stock, 10 is right cross bar, and 11 is left elevator ear, and 12 is right elevator ear, 13 is left side card ear pin-and-hole, and 14 is right card ear pin-and-hole, and 15 is left elevator pin-and-hole, 16 is right elevator pin-and-hole, and 17 is left bar translot, and 18 is left spring mounting groove, 19 is Zola's power spring, 20 is right bar translot, and 21 is right spring mounting groove, and 22 is right tension spring, 23 is the left limit hole clipping, 24 is the right limit hole clipping, and 25 is suspension ring, and 26 is rotating disk.
The specific embodiment
The present invention is not subjected to the restriction of following embodiment, can determine concrete embodiment according to technical scheme of the present invention and actual conditions.
Below in conjunction with most preferred embodiment and accompanying drawing the present invention is further described:
Shown in accompanying drawing 1,2, this self-locking elevator comprises elevator body 1, left U-shaped bayonet lock and right U-shaped bayonet lock; The drilling rod hole clipping 2 that vertical direction is arranged in the middle part body of elevator body 1, the left side of elevator body 1 and right side have the right suspension ring bayonet socket 4 of opening towards the left suspension ring bayonet socket 3 on a left side and opening towards the right side respectively; The elevator body 1 of left side suspension ring bayonet socket 3 and right suspension ring bayonet socket 4 tops forms left elevator ear 11 and right elevator ear 12 respectively, in the left part body of left side elevator ear 11 left side card ear pin-and-hole 13 that vertically runs through left elevator ear 11 is arranged, in the right part body of right elevator ear 12 right side card ear pin-and-hole 14 that vertically runs through right elevator ear 12 is arranged, in the body of the elevator body 1 between left side suspension ring bayonet socket 3 right-hand members and drilling rod hole clipping 2 left ends left elevator pin-and-hole 15 that vertically runs through elevator body 1 is arranged, the right elevator pin-and-hole 16 that vertically runs through elevator body 1 is arranged in the body of the elevator body 1 between right suspension ring bayonet socket 4 left ends and drilling rod hole clipping 2 right-hand members; Left side U-shaped bayonet lock comprises left quarter butt 5, left stock 6 and left cross bar 7, right U-shaped bayonet lock comprises right quarter butt 8, right stock 9 and right cross bar 10, the upper end of left side quarter butt 5 and the upper end of left stock 6 are connected as a single entity by left cross bar 7, and the upper end of the upper end of right quarter butt 8 and right stock 9 is connected as a single entity by right cross bar 10; Left side quarter butt 5 and left stock 6 are set in left side card ear pin-and-hole 13 and the left elevator pin-and-hole 15 and can move up and down, right quarter butt 8 and right stock 9 are set in right card ear pin-and-hole 14 and the right elevator pin-and-hole 16 and can move up and down, and the lower end of left stock 6 and right stock 9 extends the below, lower surface of elevator body 1 respectively.Left side quarter butt 5 and right quarter butt 8 bottoms are blocked in left suspension ring bayonet socket 3 and right suspension ring bayonet socket 4 opening parts respectively, make the suspension ring 25 that are installed in left suspension ring bayonet socket 3 and the right suspension ring bayonet socket 4 can not come off, and have guaranteed that the drilling rod slinging work carries out safely and reliably; After the drilling rod slinging work is finished, elevator body 1 is dropped on the rotating disk 26, left side stock 6 and right stock 9 lower ends are held up by rotating disk 26 respectively and move up, driving left quarter butt 5 and right quarter butt 8 moves on automatically, right suspension ring bayonet socket 4 is left in the bottom that makes the bottom of left quarter butt 5 leave left suspension ring bayonet socket 3, right quarter butt 8, left side suspension ring bayonet socket 3 and right suspension ring bayonet socket 4 are opened automatically, make suspension ring 25 easily to take off, the potential safety hazard of effectively having avoided manually-operated loading and unloading elevator pin to bring.In addition, left side card ear pin-and-hole 13 and left elevator pin-and-hole 15 are positioned at the intensity that elevator body 1 can be improved in the thickness, prolong its application life.
Can according to actual needs above-mentioned self-locking elevator be made further optimization and/or improvements:
Shown in accompanying drawing 1,2, there is left bar translot 17 position of the corresponding left cross bar 7 in elevator body 1 upper end, there is left spring mounting groove 18 at bar translot 17 middle parts, a left side and Zola's power spring 19 are installed, the lower end of Zola's power spring 19 is fixedly connected on left spring mounting groove 18 bottoms, and the upper end of Zola's power spring 19 is fixedly connected on left cross bar 7 bottoms; There is right bar translot 20 position of the corresponding right cross bar 10 in the top of elevator body 1, there is right spring mounting groove 21 at right bar translot 20 middle parts and right tension spring 22 are installed, the lower end of right tension spring 22 is fixedly connected on right spring mounting groove 21 bottoms, and the upper end of right tension spring 22 is fixedly connected on right cross bar 10 bottoms.Can force to make left quarter butt 5 and right quarter butt 8 to move down by Zola's power spring 19 and right tension spring 22, guarantee that left suspension ring bayonet socket 3 and right suspension ring bayonet socket 4 are by reliable locking.
Shown in accompanying drawing 1,2, on left suspension ring bayonet socket 3 lower surfaces of corresponding left quarter butt 5 lower end positions left limit hole clipping 23 is arranged, on right suspension ring bayonet socket 4 lower surfaces of corresponding right quarter butt 8 lower end positions right limit hole clipping 24 is arranged, the lower end of left side quarter butt 5 is sleeved in the left limit hole clipping 23, and the lower end of right quarter butt 8 is sleeved in the right limit hole clipping 24.Left limit hole clipping 23 and right limit hole clipping 24 can further be fixed left quarter butt 5 and right quarter butt 8 lower ends, prevent that the suspension ring 25 in left suspension ring bayonet socket 3 and the right suspension ring bayonet socket 4 break away from.
Shown in accompanying drawing 1,2, the length that stock 6 lower ends, a left side exceed elevator body 1 lower surface equates that with the distance of suspension ring bayonet socket 3 lower ends, 13 times end distance left sides of card ear pin-and-hole, a left side length that right stock 9 lower ends exceed elevator body 1 lower surface equates with the distance of the right suspension ring bayonet socket of right 14 times end distances of card ear pin-and-hole 4 lower ends.Like this, when elevator body 1 drops on the rotating disk 26, left side stock 6 and right stock 9 lower ends are held up by rotating disk 26 and move, and make left quarter butt 5 and right quarter butt 8 bottoms be retracted into fully in left side card ear pin-and-hole 13 and the right card ear pin-and-hole 14, and promptly left suspension ring bayonet socket 3 and right suspension ring bayonet socket 4 are opened fully.
Above technical characterictic has constituted most preferred embodiment of the present invention, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
Claims (5)
1. a self-locking elevator is characterized in that comprising elevator body, left U-shaped bayonet lock and right U-shaped bayonet lock; The drilling rod hole clipping that vertical direction is arranged in the middle part body of elevator body, the left side of elevator body and right side have the right suspension ring bayonet socket of opening towards the left suspension ring bayonet socket on a left side and opening towards the right side respectively; The elevator body of left side suspension ring bayonet socket and right suspension ring bayonet socket top forms left elevator ear and right elevator ear respectively, in the left part body of a left side elevator ear left side card ear pin-and-hole that vertically runs through left elevator ear is arranged, in the right part body of right elevator ear the right side card ear pin-and-hole that vertically runs through right elevator ear is arranged, in the body of the elevator body between left side suspension ring bayonet socket right-hand member and the drilling rod hole clipping left end the left elevator pin-and-hole that vertically runs through the elevator body is arranged, the right elevator pin-and-hole that vertically runs through the elevator body is arranged in the body of the elevator body between right suspension ring bayonet socket left end and the drilling rod hole clipping right-hand member; Left side U-shaped bayonet lock comprises left quarter butt, left stock and left cross bar, right U-shaped bayonet lock comprises right quarter butt, right stock and right cross bar, the upper end of left side quarter butt and the upper end of left stock are connected as a single entity by left cross bar, and the upper end of right quarter butt and the upper end of right stock are connected as a single entity by right cross bar; Left side quarter butt and left stock are set in left side card ear pin-and-hole and the left elevator pin-and-hole and can move up and down, right quarter butt and right stock are set in right card ear pin-and-hole and the right elevator pin-and-hole and can move up and down, and the lower end of left stock and right stock extends the below, lower surface of elevator body respectively.
2. self-locking elevator according to claim 1, there is left bar translot the position that it is characterized in that the corresponding left cross bar in elevator body upper end, there is left spring mounting groove at bar translot middle part, a left side and Zola's power spring is installed, the lower end of Zola's power spring is fixedly connected on left spring mounting groove bottom, and the upper end of Zola's power spring is fixedly connected on left cross bar bottom; There is right bar translot the position of the corresponding right cross bar in the top of elevator body, there is right spring mounting groove at right bar translot middle part and right tension spring is installed, the lower end of right tension spring is fixedly connected on right spring mounting groove bottom, and the upper end of right tension spring is fixedly connected on right cross bar bottom.
3. self-locking elevator according to claim 1 and 2, it is characterized in that on the left suspension ring bayonet socket lower surface of corresponding left quarter butt lower end position the left limit hole clipping being arranged, on the right suspension ring bayonet socket lower surface of corresponding right quarter butt lower end position the right limit hole clipping is arranged, the lower end of left side quarter butt is sleeved in the left limit hole clipping, and the lower end of right quarter butt is sleeved in the right limit hole clipping.
4. self-locking elevator according to claim 1 and 2, the distance that it is characterized in that suspension ring bayonet socket lower end, an end distance left side under length that left stock lower end exceeds elevator body lower surface and the left side card ear pin-and-hole equates that the length that right stock lower end exceeds elevator body lower surface equates with right distance of blocking suspension ring bayonet socket lower end, the end distance right side under the ear pin-and-hole.
5. self-locking elevator according to claim 3, the distance that it is characterized in that suspension ring bayonet socket lower end, an end distance left side under length that left stock lower end exceeds elevator body lower surface and the left side card ear pin-and-hole equates that the length that right stock lower end exceeds elevator body lower surface equates with right distance of blocking suspension ring bayonet socket lower end, the end distance right side under the ear pin-and-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010573910 CN102061894B (en) | 2010-12-06 | 2010-12-06 | Self-locking elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010573910 CN102061894B (en) | 2010-12-06 | 2010-12-06 | Self-locking elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102061894A true CN102061894A (en) | 2011-05-18 |
| CN102061894B CN102061894B (en) | 2013-05-22 |
Family
ID=43997367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010573910 Expired - Fee Related CN102061894B (en) | 2010-12-06 | 2010-12-06 | Self-locking elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102061894B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654039A (en) * | 2011-12-27 | 2012-09-05 | 刘大岩 | Elevator tool capable of automatically switching on and off lift ring openings and use method |
| CN105452591A (en) * | 2013-06-17 | 2016-03-30 | 海瑞克顶点有限公司 | Elevator for a drilling rig |
| CN107035324A (en) * | 2015-05-22 | 2017-08-11 | 魏宇骞 | A kind of drilling well workover treatment equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU612001A1 (en) * | 1972-04-03 | 1978-06-25 | Всесоюзный Научно-Исследовательский Методики И Техники Разведки | Elevator for lowering and raising drilling pipes |
| US4522439A (en) * | 1983-08-12 | 1985-06-11 | Walker-Neer Manufacturing Co., Inc. | Automatic pipe elevator |
| FR2671131A1 (en) * | 1990-12-27 | 1992-07-03 | Hugues Gilbert | Self-locking device for lifting and handling tubes, pipes or other elongate elements |
| CN2454524Y (en) * | 2000-12-06 | 2001-10-17 | 江苏如东通用机械有限公司 | Conic drill-rod elevator |
| CN2555384Y (en) * | 2002-06-28 | 2003-06-11 | 江苏如东通用机械有限公司 | Bush type elevator |
| CN201865601U (en) * | 2010-12-06 | 2011-06-15 | 中国石油集团西部钻探工程有限公司 | Self-locking elevator |
-
2010
- 2010-12-06 CN CN 201010573910 patent/CN102061894B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU612001A1 (en) * | 1972-04-03 | 1978-06-25 | Всесоюзный Научно-Исследовательский Методики И Техники Разведки | Elevator for lowering and raising drilling pipes |
| US4522439A (en) * | 1983-08-12 | 1985-06-11 | Walker-Neer Manufacturing Co., Inc. | Automatic pipe elevator |
| FR2671131A1 (en) * | 1990-12-27 | 1992-07-03 | Hugues Gilbert | Self-locking device for lifting and handling tubes, pipes or other elongate elements |
| CN2454524Y (en) * | 2000-12-06 | 2001-10-17 | 江苏如东通用机械有限公司 | Conic drill-rod elevator |
| CN2555384Y (en) * | 2002-06-28 | 2003-06-11 | 江苏如东通用机械有限公司 | Bush type elevator |
| CN201865601U (en) * | 2010-12-06 | 2011-06-15 | 中国石油集团西部钻探工程有限公司 | Self-locking elevator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654039A (en) * | 2011-12-27 | 2012-09-05 | 刘大岩 | Elevator tool capable of automatically switching on and off lift ring openings and use method |
| CN102654039B (en) * | 2011-12-27 | 2014-04-30 | 东营天华石油技术开发有限公司 | Elevator tool capable of automatically switching on and off lift ring openings and use method |
| CN105452591A (en) * | 2013-06-17 | 2016-03-30 | 海瑞克顶点有限公司 | Elevator for a drilling rig |
| CN105452591B (en) * | 2013-06-17 | 2017-07-21 | 海瑞克顶点有限公司 | Elevator for drilling rig |
| CN107035324A (en) * | 2015-05-22 | 2017-08-11 | 魏宇骞 | A kind of drilling well workover treatment equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102061894B (en) | 2013-05-22 |
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Granted publication date: 20130522 Termination date: 20201206 |