CN206053888U - A kind of cutting dipper for carrying conditioning ring - Google Patents
A kind of cutting dipper for carrying conditioning ring Download PDFInfo
- Publication number
- CN206053888U CN206053888U CN201621093595.0U CN201621093595U CN206053888U CN 206053888 U CN206053888 U CN 206053888U CN 201621093595 U CN201621093595 U CN 201621093595U CN 206053888 U CN206053888 U CN 206053888U
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- Prior art keywords
- cutter
- outer tube
- dipper
- ring
- slips
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Abstract
A kind of cutting dipper for carrying conditioning ring, including outer tube, and conditioning ring, cutter, tapered sleeve, slips, shell fragment, the first packing ring, compression spring, spring base and the second packing ring being arranged on the inside of outer tube；Outer tube is set to cylindrical structure, outer tube inner wall entrance point assembling conditioning ring, and conditioning ring is annular finishing cutter, and the cutter front end position just relative with cutter is cutter throw-out collar, and cutter throw-out collar is fixed on outer tube inner wall by shear pin.This utility model integrated auxiliary cutting mechanism in dipper, segmental salvage is carried out to the oil pipe after cutting, the salvaging ability of dipper is lifted, it is to avoid as accident oil pipe load excessive disposably cannot be salvaged, then cause dipper to slide and cause second accident, reduce salvaging the cost and security risk of construction；Increase burring machine in dipper front end, the abnormity fracture head of accident oil pipe is repaired, it is ensured that accident oil pipe is quickly accurately entered inside dipper, is lifted and is salvaged efficiency.
Description
Technical field
This utility model is related to oil-gas field downhole operation technical field, and more particularly to a kind of cutting for carrying conditioning ring is dragged for
Cylinder.
Background technology
Dipper is played an important role in heavy duty service as the indispensable instrument in oil gas water well heavy repair task technology,
The fishing junks such as accident coiled tubing, tubing, bar class are can be widely used for generally.Existing dipper is being used due to design defect
During, generally there is problems with：1. as a rule, as the salvaging of dipper is limited in one's ability, it is impossible to once complete to beat
Operation is dragged for, needs to carry out segmentation cutting, segmental salvage step by step is carried out to the oil pipe after cutting, and common dipper cannot complete this kind of
Salvaging mode；2. irregular deformation is there may be at accident oil pipe break to be salvaged, lead to not rapidly enter in dipper
Portion, it has not been convenient to subsequent operation, needs to repair the abnormity fracture head of accident oil pipe for this problem, and common dipper is not
It is designed with burring machine, it is impossible to solve this problem.
Based on above-mentioned analysis, need to carry out existing deep-well dipper technological improvement, increase cutting mechanism and fracture port is repaiied
Whole mechanism, according to needs are salvaged, is cut to accident oil pipe using cutting mechanism, segmentation is carried out to the oil pipe after cutting and is beaten
Drag for, lift the salvaging ability of dipper, it is to avoid as accident oil pipe load excessive disposably cannot be salvaged, cause then dipper to slide
Cause second accident；Using burring machine, the abnormity fracture head of accident oil pipe is repaired, it is ensured that accident oil pipe is quickly accurate
Into inside dipper, lifted and salvage efficiency.
Utility model content
The purpose of this utility model is, for the technical problem that Oil/gas Well dipper is present, designs a kind of conditioning ring that carries
Cutting dipper, the integrated auxiliary cutting mechanism in dipper carry out segmental salvage to the oil pipe after cutting, lift the salvaging energy of dipper
Power, it is to avoid as accident oil pipe load excessive disposably cannot be salvaged, causes then dipper to slide and causes second accident, and reduction is beaten
Drag for the cost and security risk of construction；Increase burring machine in dipper front end, the abnormity fracture head of accident oil pipe repaired,
Guarantee accident oil pipe is quickly accurately entered inside dipper, is lifted and is salvaged efficiency.
This utility model is achieved through the following technical solutions：
A kind of cutting dipper for carrying conditioning ring, it is characterised in that including outer tube (1), and be arranged on the inside of outer tube (1)
Conditioning ring (2), cutter (7), tapered sleeve (10), slips (11), shell fragment (12), the first packing ring (13), compression spring (14), spring
Seat (15) and second packing ring (6)；
The outer tube (1) is set to cylindrical structure, outer tube (1) inwall entrance point assembling conditioning ring (2), the conditioning ring
(2) it is annular finishing cutter；
The cutter (7) is assemblied on tool rest (5), and tool rest (5) is assemblied on knife rest (3), and knife rest (3) is by stress pin
(4) outer tube (1) inwall is fixed on, cutter (7) front end position just relative with cutter (7) is cutter throw-out collar (8), and cutter is pushed away
Ring (8) is fixed on outer tube (1) inwall by shear pin (9)；
Second packing ring (6) is provided between the cutter throw-out collar (8) and tapered sleeve (10), the tapered sleeve (10) is solid by pin
On outer tube (1) inwall；
It is slips (11) on the inside of the tapered sleeve (10), inner conical surface and the male cone (strobilus masculinus) of slips (11) of tapered sleeve (10) match；
Slips (11) end welding shell fragment (12), shell fragment (12) end is compression spring (14), compression spring (14)
It is assemblied on spring base (15)；
It is the first packing ring (13) between the shell fragment (12) and compression spring (14).
Further, first packing ring (13) is brass washer.
Further, the second packing ring (6) is brass washer.
Further, the spring base (15) is connected with outer tube (1) inner thread.
Further, the shell fragment (12) is annular resilient mechanism, shell fragment (12) and the cooperation of outer tube (1) inwall gap.
Further, the slips (11) in three-clove style slips or six flap-type slips any one.
This utility model provides a kind of cutting dipper for carrying conditioning ring, and compared with prior art, beneficial effect is：
1st, the cutting dipper for carrying conditioning ring of this utility model design, is equipped with cutter (7) in outer tube (1) medial wall,
During the accident of carrying out oil pipe salvaging, when running into the accident oil pipe of large scale, heavy load, it is capable of achieving to thing using cutter (7)
Therefore the segmentation of oil pipe cutting, large-sized accident oil pipe is cut into into small size, the live load of fishing socket is met, is segmented
Salvage, lift the salvaging ability of dipper, it is to avoid as accident oil pipe load excessive disposably cannot be salvaged, cause dipper to slide and draw
The second accident for rising, reduces salvaging the cost and security risk of construction.
2nd, the cutting dipper for carrying conditioning ring of this utility model design, sets between cutter throw-out collar (8) and tapered sleeve (10)
Second packing ring (6) is equipped with, is the first packing ring (13) between shell fragment (12) and compression spring (14), beaten being treated using cutter (7)
When the accident oil pipe for dragging for is cut, cutter throw-out collar (8) is isolated by the second packing ring (6) of design with tapered sleeve (10), and the of design
Shell fragment (12) can be isolated by one packing ring (13) with compression spring (14), this kind of design structure, rotate in outer tube (1) and cutter (7)
When, slips (11) can be remained stationary as, and be easy to the rotation of outer tube (1) and cutter (7), using the cutter (3) of rotation to accident oil pipe
Carry out fly-cutting.
3rd, the cutting dipper for carrying conditioning ring of this utility model design, outer tube (1) inwall entrance point assembling conditioning ring
(2), conditioning ring (2) is annular finishing cutter, and this kind of design is easy to repair the abnormity fracture head of accident oil pipe, it is ensured that thing
Therefore oil pipe is quickly accurately entered inside dipper, is lifted and is salvaged efficiency.
Description of the drawings
Fig. 1 carries the structural representation of the cutting dipper of conditioning ring for this utility model.
Specific embodiment
This utility model is described further refering to accompanying drawing 1.
This utility model is related to a kind of cutting dipper for carrying conditioning ring, it is characterised in that including outer tube (1), Yi Jishe
The conditioning ring (2) that is placed on the inside of outer tube (1), cutter (7), tapered sleeve (10), slips (11), shell fragment (12), the first packing ring (13), pressure
Contracting spring (14), spring base (15) and second packing ring (6)；
The outer tube (1) is set to cylindrical structure, outer tube (1) inwall entrance point assembling conditioning ring (2), the conditioning ring
(2) it is annular finishing cutter；
The cutter (7) is assemblied on tool rest (5), and tool rest (5) is assemblied on knife rest (3), and knife rest (3) is by stress pin
(4) outer tube (1) inwall is fixed on, cutter (7) front end position just relative with cutter (7) is cutter throw-out collar (8), and cutter is pushed away
Ring (8) is fixed on outer tube (1) inwall by shear pin (9)；
Second packing ring (6) is provided between the cutter throw-out collar (8) and tapered sleeve (10), the tapered sleeve (10) is solid by pin
On outer tube (1) inwall；
It is slips (11) on the inside of the tapered sleeve (10), inner conical surface and the male cone (strobilus masculinus) of slips (11) of tapered sleeve (10) match；
Slips (11) end welding shell fragment (12), shell fragment (12) end is compression spring (14), compression spring (14)
It is assemblied on spring base (15)；
It is the first packing ring (13) between the shell fragment (12) and compression spring (14).
Preferably as improvement, first packing ring (13) is brass washer.
Preferably as improvement, the second packing ring (6) is brass washer.
Preferably as improvement, the spring base (15) is connected with outer tube (1) inner thread.
Preferably as improvement, the shell fragment (12) is annular resilient mechanism, shell fragment (12) and outer tube (1) inwall gap
Coordinate.
Preferably as improvement, the slips (11) in three-clove style slips or six flap-type slips any one.
Compared with prior art, the cutting dipper for carrying conditioning ring of this utility model design, the wall on the inside of the outer tube (1)
It is furnished with cutter (7), during the accident of carrying out oil pipe salvaging, when running into the accident oil pipe of large scale, heavy load, using cutter
(7) it is capable of achieving the segmentation to accident oil pipe to cut, large-sized accident oil pipe is cut into into small size, the work of fishing socket is met
Load, carries out segmental salvage, lifts the salvaging ability of dipper, it is to avoid as accident oil pipe load excessive disposably cannot be salvaged,
Cause dipper to slide the second accident for causing, reduce salvaging the cost and security risk of construction.
The cutting dipper for carrying conditioning ring of this utility model design, is arranged between cutter throw-out collar (8) and tapered sleeve (10)
There is second packing ring (6), be the first packing ring (13) between shell fragment (12) and compression spring (14), salvaging treated using cutter (7)
Accident oil pipe when being cut, cutter throw-out collar (8) is isolated by the second packing ring (6) of design with tapered sleeve (10), the first of design
Shell fragment (12) can be isolated by packing ring (13) with compression spring (14), this kind of design structure, when outer tube (1) and cutter (7) are rotated,
Slips (11) can be remained stationary as, and be easy to the rotation of outer tube (1) and cutter (7), accident oil pipe be carried out using the cutter (3) of rotation
Fly-cutting.
The cutting dipper for carrying conditioning ring of this utility model design, outer tube (1) inwall entrance point assembling conditioning ring (2),
Conditioning ring (2) is annular finishing cutter, and this kind of design is easy to repair the abnormity fracture head of accident oil pipe, it is ensured that accident oil
Pipe is quick accurately to be entered inside dipper, is lifted and salvages efficiency.
In use, accident coiled tubing is passed through from the middle of outer tube (1) this utility model, pushes away slips (11) retrogressing,
And slips (11) is strutted, the accident coiled tubing of making is passed completely through, and pulls up outer tube (1) after reaching position to be cut off, and slips enters
Enter tapered sleeve (10), and tighten accident coiled tubing is embraced, continue to pull up outer tube (1), the pin of fixed tapered sleeve (10) is cut off, bored
Set (10) and second packing ring (6) contact, second packing ring (6) play a part of to separate rotation；Continue to pull up outer tube (1), stress pin
(4) cut off, cutter (7) is released by cutter throw-out collar (8), rotation outer tube (1) starts cutting accident coiled tubing, persistently pull up outer
Cylinder (1), controls cutter (7) depth, until accident coiled tubing is cut off, finally above carries outer tube, and slips (11) is by the thing cut off
Therefore coiled tubing is taken out of, complete to cut fishing.
As described above, you can this utility model is applied.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that this utility model is disclosed, according to this practicality
New technical scheme and its utility model design in addition equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of cutting dipper for carrying conditioning ring, it is characterised in that including outer tube (1), and be arranged on the inside of outer tube (1)
Conditioning ring (2), cutter (7), tapered sleeve (10), slips (11), shell fragment (12), the first packing ring (13), compression spring (14), spring base
And second packing ring (6) (15)；
The outer tube (1) is set to cylindrical structure, outer tube (1) inwall entrance point assembling conditioning ring (2), the conditioning ring (2)
For annular finishing cutter；
The cutter (7) is assemblied on tool rest (5), and tool rest (5) is assemblied on knife rest (3), and knife rest (3) is by stress pin (4)
It is fixed on outer tube (1) inwall, cutter (7) front end position just relative with cutter (7) is cutter throw-out collar (8), cutter throw-out collar
(8) outer tube (1) inwall is fixed on by shear pin (9)；
Second packing ring (6) is provided between the cutter throw-out collar (8) and tapered sleeve (10), the tapered sleeve (10) is fixed on by pin
On outer tube (1) inwall；
It is slips (11) on the inside of the tapered sleeve (10), inner conical surface and the male cone (strobilus masculinus) of slips (11) of tapered sleeve (10) match；
Slips (11) end welding shell fragment (12), shell fragment (12) end is compression spring (14), compression spring (14) assembling
On spring base (15)；
It is the first packing ring (13) between the shell fragment (12) and compression spring (14).
2. the cutting dipper for carrying conditioning ring according to claim 1, it is characterised in that first packing ring (13) is Huang
Copper washer.
3. the cutting dipper for carrying conditioning ring according to claim 1, it is characterised in that the second packing ring (6) is Huang
Copper washer.
4. the cutting dipper for carrying conditioning ring according to claim 1, it is characterised in that the spring base (15) and outer tube
(1) inner thread connection.
5. the cutting dipper for carrying conditioning ring according to claim 1, it is characterised in that the shell fragment (12) is ring-type bullet
Property mechanism, shell fragment (12) and outer tube (1) inwall gap coordinate.
6. the cutting dipper for carrying conditioning ring according to claim 1, it is characterised in that the slips (11) is three-clove style
In slips or six flap-type slips any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621093595.0U CN206053888U (en) | 2016-09-30 | 2016-09-30 | A kind of cutting dipper for carrying conditioning ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621093595.0U CN206053888U (en) | 2016-09-30 | 2016-09-30 | A kind of cutting dipper for carrying conditioning ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206053888U true CN206053888U (en) | 2017-03-29 |
Family
ID=58366977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621093595.0U Active CN206053888U (en) | 2016-09-30 | 2016-09-30 | A kind of cutting dipper for carrying conditioning ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206053888U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533202A (en) * | 2018-05-14 | 2018-09-14 | 中国石油天然气集团公司 | Coiled tubing cuts unfreezing fishing device |
| CN115628027A (en) * | 2022-12-19 | 2023-01-20 | 四川康克石油科技有限公司 | Mechanical external cutting tool for oil pipe |
| CN116146135A (en) * | 2023-04-23 | 2023-05-23 | 中石化西南石油工程有限公司 | A cover and drag for integrated device that is used for constant pressure trap plugging tool fish of well drilling |
| CN116752923A (en) * | 2023-08-16 | 2023-09-15 | 牡丹江市林海石油打捞工具有限公司 | Screw pump hydraulic overshot |
-
2016
- 2016-09-30 CN CN201621093595.0U patent/CN206053888U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533202A (en) * | 2018-05-14 | 2018-09-14 | 中国石油天然气集团公司 | Coiled tubing cuts unfreezing fishing device |
| CN115628027A (en) * | 2022-12-19 | 2023-01-20 | 四川康克石油科技有限公司 | Mechanical external cutting tool for oil pipe |
| CN116146135A (en) * | 2023-04-23 | 2023-05-23 | 中石化西南石油工程有限公司 | A cover and drag for integrated device that is used for constant pressure trap plugging tool fish of well drilling |
| CN116752923A (en) * | 2023-08-16 | 2023-09-15 | 牡丹江市林海石油打捞工具有限公司 | Screw pump hydraulic overshot |
| CN116752923B (en) * | 2023-08-16 | 2023-11-07 | 牡丹江市林海石油打捞工具有限公司 | Screw pump hydraulic overshot |
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| GR01 | Patent grant |