CN112253031A - Hydraulic rotary booster tool - Google Patents
Hydraulic rotary booster tool Download PDFInfo
- Publication number
- CN112253031A CN112253031A CN202011009406.8A CN202011009406A CN112253031A CN 112253031 A CN112253031 A CN 112253031A CN 202011009406 A CN202011009406 A CN 202011009406A CN 112253031 A CN112253031 A CN 112253031A
- Authority
- CN
- China
- Prior art keywords
- hydraulic anchor
- hydraulic
- wall
- motor rotor
- hole
- 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.)
- Withdrawn
Links
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 239000003208 petroleum Substances 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
- E21B31/113—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars hydraulically-operated
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to a hydraulic rotary booster tool, which belongs to equipment in the technical field of petroleum operation and consists of a hydraulic anchor shell, an internal thread sleeve, a spiral lifting rod and a lower connector, wherein more than one piston cavity is arranged on the inner wall of the upper end of the hydraulic anchor shell, hydraulic anchor pistons with sunk platforms are arranged at the centers of the outer walls of the piston cavities, hydraulic anchor springs are arranged at the sunk platforms of the hydraulic anchor pistons, and the other ends of the hydraulic anchor springs are connected with hydraulic anchor plates at the inner walls of the piston cavities; the hydraulic anchor shell is characterized in that a through hole is formed in the hydraulic anchor shell, the front end of the through hole is a liquid inlet, the diameter-expanded part of the inner wall of the middle part of the through hole is a motor stator, the front end of a motor rotor is arranged in the motor stator, the tail end of the motor rotor is arranged in the rear end of the hydraulic anchor shell, and more than one inclined liquid inlet is formed in the periphery of the outer wall of the tail end of the motor rotor and communicated with a central hole in the tail end of. The hydraulic rotary booster tool has the effect of getting double results with half the effort on releasing the stuck objects and stuck tools in the pit.
Description
Technical Field
The invention belongs to equipment in the technical field of petroleum operation, and particularly relates to a hydraulic rotary booster tool.
Background
In the underground operation construction, the accident that the underground pipe column is clamped by underground falling objects to cause the construction failure is frequently encountered, so that the production of an oil-water well cannot be normally carried out, the oil-water well can be scrapped in serious cases, the production and the economy of an oil field are seriously lost, and the overload work of a machine for unfreezing operation is easy to occur when the underground large falling objects are processed; the lifting load of the existing horizontal well and the existing operation machine is limited, the problems of limited tensile load of an operation pipe column, insufficient releasing tension, large lifting load of the operation machine and the like easily occur, and the releasing failure and even the accident tend to be complex easily caused.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a hydraulic rotary booster tool.
The invention relates to a hydraulic rotary booster tool, which consists of a hydraulic anchor shell, an internal thread sleeve, a spiral lifting rod and a lower connector, wherein more than one piston cavity is arranged on the inner wall of the upper end of the hydraulic anchor shell, hydraulic anchor pistons with sunk tables are arranged at the centers of the outer walls of the piston cavities, hydraulic anchor springs are arranged at the sunk tables of the hydraulic anchor pistons, and the other ends of the hydraulic anchor springs are connected with hydraulic anchor plates at the inner walls of the piston cavities; the hydraulic anchor shell is characterized in that a through hole is formed in the hydraulic anchor shell, the front end of the through hole is a liquid inlet, the diameter-expanding position of the inner wall of the middle part of the through hole is a motor stator, the front end of a motor rotor is arranged in the motor stator, the tail end of the motor rotor is arranged in the rear end of the hydraulic anchor shell, more than one inclined liquid inlet is formed in the periphery of the outer wall of the tail end of the motor rotor and communicated with a central hole in the inner end of the motor rotor, a bearing is sleeved at the diameter-reducing position of the outer wall of the tail end of the motor rotor, the outer wall of the bearing is fixed on the inner wall of the hydraulic anchor shell, the tail end of the motor rotor penetrates through the bearing and the outer wall of the hydraulic anchor shell and is in threaded connection with the front end of an internal thread sleeve, a shoulder is arranged at the.
As a further improvement of the invention, more than one hydraulic anchor piston sealing ring is arranged at the position where the hydraulic anchor piston is attached to the piston cavity.
As a further improvement of the invention, the other side of the bearing is fixed with a positioning ring through a locking ring.
As a further improvement of the invention, the motor rotor is tightly connected with the internally threaded sleeve through a set screw.
As a further improvement of the invention, a sealing rubber ring is arranged at the joint of the spiral lifting rod and the inner wall of the lower joint, and the spiral lifting rod and the lower joint are tightly connected through a locking screw.
As a further improvement of the invention, the central hole is communicated with the internal through hole of the internal thread sleeve, the internal through hole of the spiral lifting rod and the internal through hole of the lower connector in turn.
The hydraulic rotary booster tool is reasonable in structural design, can improve the releasing tension, reduces the lifting load of an operating machine, utilizes hydraulic pressure to release the clamping in the well, overcomes the defects of insufficient power end of the operating machine and unreasonable stress of a horizontal well pipe column, and has the effect of achieving half the effort on releasing the clamping of underground falling objects and clamping tools.
Drawings
FIG. 1 is a schematic representation of a hydraulic rotary booster tool of the present invention;
FIG. 2 is an enlarged schematic view of A in FIG. 1;
FIG. 3 is an enlarged schematic view of B of FIG. 1;
fig. 4 is a schematic structural diagram of the hydraulic anchor mechanism of the present invention.
Detailed Description
The invention relates to a hydraulic rotary booster tool, which consists of a hydraulic anchor shell 1, an internal thread sleeve 12, a spiral lifting rod 13 and a lower joint 16, wherein the whole tool is driven by an external pump, more than one piston cavity 17 is arranged on the inner wall of the upper end of the hydraulic anchor shell 1, hydraulic anchor pistons 2 with sunk platforms are arranged at the outer walls of the piston cavities 17, more than one hydraulic anchor piston sealing ring 3 is arranged at the position where the hydraulic anchor pistons 2 are attached to the piston cavities 17 and can play a role in sealing between the hydraulic anchor pistons 2 and the piston cavities 17, hydraulic anchor springs 4 are arranged at the sunk platforms of the hydraulic anchor pistons 2, the other ends of the hydraulic anchor springs 4 are connected with hydraulic anchor plates 5 at the inner walls of the piston cavities 17, the hydraulic anchor pistons 2, the hydraulic anchor springs 4 and the hydraulic anchor plates 5 form a hydraulic anchor mechanism, and the hydraulic anchor pistons 2 play a role in driving the hydraulic anchor mechanism, The hydraulic anchor spring 4 can change rigidity into flexibility when the hydraulic anchor mechanism is anchored on the inner wall of the piston cavity 17, and one end of the hydraulic anchor plate 5, which is attached to the inner wall of the piston cavity 17, is provided with more than one canine-shaped bulge, so that the hydraulic anchor mechanism can be anchored on the inner wall of the piston cavity 17 after being stressed; the hydraulic anchor casing 1 is internally provided with a through hole, the front end of the through hole is a liquid inlet, the expanded part of the inner wall of the middle part is a motor stator 7 which can change the direction of fluid to drive the motor rotor 6 to rotate, the front end of the motor rotor 6 is arranged in the motor stator 7, the rear end of the motor rotor 6 is arranged in the rear end of the hydraulic anchor casing 1, the periphery of the outer wall of the rear end of the motor rotor 6 is provided with more than one inclined liquid inlet 18 which is communicated with a central hole 19 in the motor rotor 6, the reduced part of the outer wall of the rear end of the motor rotor 6 is sleeved with a bearing 8, the outer wall of the bearing 8 is fixed on the inner wall of the hydraulic anchor casing 1 to play a role of positioning the motor rotor 6, the other side of the bearing 8 is fixed with a positioning ring 9 through a locking ring 10, the positioning ring 9 plays a role of axially positioning the bearing 8, the locking ring 10 can lock the positioning ring 9, the tail end of the motor rotor 6 passes, through holding screw 11 fastening connection between motor rotor 6 and the internal thread sleeve pipe 12, the rear end of the inside through-hole of internal thread sleeve pipe 12 is equipped with the circular bead, and the front end of spiral lifter 13 is located on the circular bead of internal thread sleeve pipe 12 inside, the rear end is pegged graft in the inside through-hole department of lower clutch 16, centre bore 19 in proper order with the inside through-hole of internal thread sleeve pipe 12, the inside through-hole of spiral lifter 13 and the inside through-hole intercommunication of lower clutch 16, spiral lifter 13 is equipped with sealed rubber ring 15 with 16 inner walls of lower clutch department and seals, locks through locking screw 14 between spiral lifter 13 and the lower clutch 16, can make its rotation and drive the rotatory promotion of lower part device when taking the pressure liquid to flow through motor rotor 6.
When in use, the pump is started to enable pump liquid to enter the through hole in the hydraulic anchor shell 1, the hydraulic anchor shell 1 is connected with the upper pipe column to be relatively static, the lower connector 16 is connected with the lower pipe column to be relatively static due to pipe column friction, the hydraulic anchor piston 2 of the hydraulic anchor mechanism is driven by pressure to move towards the inner wall of the piston cavity 17 to push the hydraulic anchor plate 5 to move towards the inner wall of the piston cavity 17, and the hydraulic anchor spring 4 arranged between the hydraulic anchor piston 2 and the hydraulic anchor plate 5 enables the process to generate certain flexibility to prevent rigid impact, when the pump fluid enters the motor stator 7, the motor rotor 6 is rotated to drive the spiral lifting rod 13 and the lower joint 16 to spirally lift up and generate upward power assistance for the motor rotor, the pump fluid enters the central hole 19 through the fluid inlet 18, and then discharged through the inner through-hole of the internally threaded sleeve 12, the inner through-hole of the screw elevating rod 13 and the inner through-hole of the lower joint 16.
Claims (6)
1. A hydraulic rotary booster tool is composed of a hydraulic anchor shell (1), an internal thread sleeve (12), a spiral lifting rod (13) and a lower connector (16), and is characterized in that more than one piston cavity (17) is arranged on the inner wall of the upper end of the hydraulic anchor shell (1), hydraulic anchor pistons (2) with sunken platforms at the centers are arranged on the outer walls of the piston cavities (17), hydraulic anchor springs (4) are arranged at the sunken platforms of the hydraulic anchor pistons (2), and the other ends of the hydraulic anchor springs (4) are connected with hydraulic anchor plates (5) on the inner walls of the piston cavities (17); the hydraulic anchor is characterized in that a through hole is formed in the hydraulic anchor shell (1), the front end of the through hole is a liquid inlet, the expanded diameter part of the inner wall of the middle part of the through hole is a motor stator (7), the front end of a motor rotor (6) is arranged in the motor stator (7), the tail end of the motor rotor is arranged in the rear end of the hydraulic anchor shell (1), more than one inclined liquid inlet (18) is formed in the periphery of the outer wall of the tail end of the motor rotor (6) and communicated with a central hole (19) in the tail end of the motor rotor (6), a bearing (8) is sleeved at the reduced diameter part of the outer wall of the tail end of the motor rotor (6), the outer wall of the bearing (8) is fixed on the inner wall of the hydraulic anchor shell (1), the tail end of the motor rotor (6) penetrates through the bearing (8) and the outer wall of the hydraulic anchor shell (1) to be connected to the front end of the inner through hole of the internal thread sleeve (12) in a threaded manner, the rear end is inserted in the inner through hole of the lower joint (16).
2. A hydraulic rotary booster tool as claimed in claim 1, characterised in that there is more than one hydraulic anchor piston seal (3) located adjacent the piston chamber (17) of the hydraulic anchor piston (2).
3. A hydraulic rotary booster tool as claimed in claim 1, characterised in that the other side of the bearing (8) is secured to a retaining ring (9) by a locking ring (10).
4. A hydraulic rotary booster tool as claimed in claim 1, characterized in that the motor rotor (6) is firmly connected to the internally threaded sleeve (12) by means of a set screw (11).
5. A hydraulic rotary booster tool as claimed in claim 1, wherein a sealing rubber ring (15) is provided at a position where the screw lifting rod (13) abuts against an inner wall of the lower joint (16), and the screw lifting rod (13) and the lower joint (16) are fastened and connected by a locking screw (14).
6. A hydraulic rotary booster tool as claimed in claim 1, wherein the central bore (19) is in communication with the internal through bore of the internally threaded sleeve (12), the internal through bore of the screw jack (13) and the internal through bore of the lower adapter (16) in that order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011009406.8A CN112253031A (en) | 2020-09-23 | 2020-09-23 | Hydraulic rotary booster tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011009406.8A CN112253031A (en) | 2020-09-23 | 2020-09-23 | Hydraulic rotary booster tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112253031A true CN112253031A (en) | 2021-01-22 |
Family
ID=74231433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011009406.8A Withdrawn CN112253031A (en) | 2020-09-23 | 2020-09-23 | Hydraulic rotary booster tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112253031A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991695A (en) * | 2022-06-21 | 2022-09-02 | 中煤科工集团重庆研究院有限公司 | Self-locking drill rod fishing tool |
| CN115324512A (en) * | 2021-05-10 | 2022-11-11 | 中国石油天然气股份有限公司 | Rotary anchor and sleeve reversing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201012416D0 (en) * | 2009-08-06 | 2010-09-08 | Tiw Corp | Hydraulically powered fishing tool and method |
| CN202152656U (en) * | 2011-08-02 | 2012-02-29 | 中国石油天然气股份有限公司 | Screw pump barrel fishing anchor |
| US20140151068A1 (en) * | 2012-11-30 | 2014-06-05 | National Oilwell Varco, L.P. | Downhole pulse generating device for through-bore operations |
| CN106574486A (en) * | 2014-07-24 | 2017-04-19 | 高级技术有限责任公司 | Devices and systems for extracting drilling equipment through a drillstring |
| CN206468318U (en) * | 2017-02-09 | 2017-09-05 | 新疆华油油气工程有限公司 | Hydraulic force increasing device and underground hydraulic pressure reinforcement release device |
| US20170356289A1 (en) * | 2016-06-13 | 2017-12-14 | KLX, Inc. | Rotor Catch Apparatus for Downhole Motor and Method of Use |
| CN209212194U (en) * | 2018-10-09 | 2019-08-06 | 中国石油化工股份有限公司 | A kind of booster that mating coiled tubing is salvaged |
-
2020
- 2020-09-23 CN CN202011009406.8A patent/CN112253031A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201012416D0 (en) * | 2009-08-06 | 2010-09-08 | Tiw Corp | Hydraulically powered fishing tool and method |
| CN202152656U (en) * | 2011-08-02 | 2012-02-29 | 中国石油天然气股份有限公司 | Screw pump barrel fishing anchor |
| US20140151068A1 (en) * | 2012-11-30 | 2014-06-05 | National Oilwell Varco, L.P. | Downhole pulse generating device for through-bore operations |
| CN106574486A (en) * | 2014-07-24 | 2017-04-19 | 高级技术有限责任公司 | Devices and systems for extracting drilling equipment through a drillstring |
| US20170356289A1 (en) * | 2016-06-13 | 2017-12-14 | KLX, Inc. | Rotor Catch Apparatus for Downhole Motor and Method of Use |
| CN206468318U (en) * | 2017-02-09 | 2017-09-05 | 新疆华油油气工程有限公司 | Hydraulic force increasing device and underground hydraulic pressure reinforcement release device |
| CN209212194U (en) * | 2018-10-09 | 2019-08-06 | 中国石油化工股份有限公司 | A kind of booster that mating coiled tubing is salvaged |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324512A (en) * | 2021-05-10 | 2022-11-11 | 中国石油天然气股份有限公司 | Rotary anchor and sleeve reversing device |
| CN115324512B (en) * | 2021-05-10 | 2023-08-22 | 中国石油天然气股份有限公司 | Rotary anchor and sleeve back-off device |
| CN114991695A (en) * | 2022-06-21 | 2022-09-02 | 中煤科工集团重庆研究院有限公司 | Self-locking drill rod fishing tool |
| CN114991695B (en) * | 2022-06-21 | 2023-11-03 | 中煤科工集团重庆研究院有限公司 | Self-locking type drill rod fishing tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112253031A (en) | Hydraulic rotary booster tool | |
| CN107514229B (en) | High-frequency water jet turbine drilling tool | |
| CN111206896B (en) | Anchoring tool for mechanical hydraulic double-acting slope guiding device | |
| CN107939328B (en) | Underwater production tree cup running tool | |
| CN111236840B (en) | Anchoring tool for slope guiding device | |
| CN103147711B (en) | A kind of milling tool for oil well, well and using method thereof | |
| CN105840126A (en) | Linked-release hanger delivery tool | |
| CN203161147U (en) | Milling tool used for oil well or water well | |
| CN113153199B (en) | Hydraulic traction type expansion casing patching device | |
| CN110714906A (en) | Screw rod drive is oil jack in pit | |
| CN108625811B (en) | Casing section milling windowing tool | |
| CN210087272U (en) | Locking piece hangs differential type coring tool | |
| CN113123718B (en) | Anti-braking turbine drilling tool | |
| CN220036614U (en) | Anti-drop device for screw drilling tool | |
| CN110029962B (en) | Remote quick-connection device for check valve and oil pipe plug valve of drilling tool for drilling and repairing well | |
| CN114109291B (en) | Low-profile anti-top anti-torsion pressurizing clamping device and method | |
| CN215520816U (en) | Mechanical rotation seat sealing type leather cup packer | |
| CN113006695B (en) | PDC drill bit pulse impact device and method | |
| CN211924128U (en) | Double-piston large-drift-diameter hydraulic recoverable packer | |
| CN212671709U (en) | Reverse well-backwashing oil drainage tool | |
| CN113236163A (en) | Mechanical rotation seat sealing type leather cup packer | |
| CN109915046B (en) | Rotary seal loading process and device for minor repair operation | |
| CN112065807B (en) | Rotary oil cylinder for top drive casing device | |
| CN113389490B (en) | Drilling tool anti-sticking protection device | |
| CN212201973U (en) | Stuck-releasing screw drill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210122 |