CN104563901A - Petroleum drilling top drive safety valve protecting joint - Google Patents
Petroleum drilling top drive safety valve protecting joint Download PDFInfo
- Publication number
- CN104563901A CN104563901A CN201510017512.3A CN201510017512A CN104563901A CN 104563901 A CN104563901 A CN 104563901A CN 201510017512 A CN201510017512 A CN 201510017512A CN 104563901 A CN104563901 A CN 104563901A
- Authority
- CN
- China
- Prior art keywords
- safety valve
- joint
- cartridge filter
- top drive
- screw
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 47
- 239000003208 petroleum Substances 0.000 title abstract description 7
- 238000001914 filtration Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002002 slurry Substances 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
- E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Disclosed is a petroleum drilling top drive safety valve protecting joint. According to the petroleum drilling top drive safety valve protecting joint, a joint body is in a round tube shape, and both ends of the joint body are provided with threads; the middle of an internal hole is provided with a small-diameter section, which is radially upwards provided with two symmetric threaded holes, and screws are mounted inside the threaded holes; the inside of the joint body is provided with a filter tube, the upper outer circumferential surface of the filter tube is provided with two symmetric inverted L-shaped grooves matched with the cylindrical sections at the tail ends of the screws to form a rotary positioning structure; the lower outer surface of each inverted L-shaped groove is provided with a ring groove, a sealing member is arranged inside the ring groove and matched with the small-diameter section of the internal hole. The petroleum drilling top drive safety valve protecting joint is of an integrated structure, and the filter tube is directly mounted inside the protecting joint, so that the petroleum drilling top drive safety valve protecting joint is simple and compact in structure, high in reliability, convenient to operate and use and long in service. By applying the petroleum drilling top drive safety valve protecting joint, a filter joint for filtering slurry between the lower portion of a safety joint and a drill pipe can be saved, the slurry quality can be improved, the service life of a top drive safety valve can be prolonged, and the drilling risk and the production cost can be reduced.
Description
Technical field
The present invention relates to petroleum industry drilling technology field, particularly safety valve protection joint is driven on oil drilling top.
Background technology
In current oil drilling, top is driven that well system saves time with its high efficiency, stand drilling, the low-risk of continuous rotation and circulation, is conducive to the advantages such as well control, safety be high, is day by day generalizable.In system safety joint push up drive lower safety valve lower end and the upper end of drilling rod between, by being threaded, safety joint is the safety protection connector in drill string circulation system, is the auxiliary drilling tool that safety valve is driven on a kind of important protection top.
Require in drilling process to filter mud, general drilling fluid filter is all placed on drilling rod internal thread root, be supported in drilling rod by the chamfering in drilling rod, gap greatly and make a trip at every turn and need manually to take out and place, poor filtration effect, inefficiency, and the double step drilling rod button antitorque for height cannot place cartridge filter, often between safety joint bottom and drilling rod, filter connector is increased again in order to filter mud, operation uses inconvenience, production efficiency is low, and add the potential safety hazard of drillng operation, drillng operation is made a big impact.
Summary of the invention
In order to solve above Problems existing, the invention provides a kind of oil drilling top and drive safety valve protection joint, main body is a tubular, two ends are processed with screw thread, endoporus has one section of internal diameter less at mid portion, there are two symmetrical screwed holes this section of internal diameter smaller part is upwards radial, hole is built with screw, cartridge filter is equipped with in protection adapter body inside, cartridge filter top outer round surface has two symmetrical backward L-shaped grooves to match with the cylindrical section of tip of screw, form rotary positioning structure, the lower external face of backward L-shaped groove has cannelure, seal is had in groove, coordinate with coupler bore smaller part, the object of the invention is for oil drilling provides a kind of oil drilling top to drive safety valve protection joint.
The present invention is achieved by the following technical solutions.
Oil drilling top is driven safety valve protection joint and is comprised protection adapter body, cartridge filter, seal 1, dismounting hole, screw, circlip, seal 2, backward L-shaped groove, protection adapter body is a tubular, two ends are processed with screw thread, endoporus has one section of internal diameter less at mid portion, there are two symmetrical screwed holes this section of internal diameter smaller part is upwards radial, screwed hole is built with screw, near protection adapter body internal diameter smaller part and bottom hole built with cartridge filter, in protection adapter body, the outside of two symmetrical screwed holes is counterbores, the outer position of counterbore is processed with cannelure, groove is built with circlip, cartridge filter is the cylinder that one end is closed, the upper diameter of cartridge filter is larger, its periphery top is processed with two symmetrical backward L-shaped grooves, backward L-shaped groove has cannelure downwards, groove is built with seal 1, cartridge filter head with on outer lower face surface and bottom even be distributed with through hole.
Cartridge filter top periphery is processed with two symmetrical backward L-shaped grooves, its horizontal component is 90 degree, at the end of horizontal component, have a bit of transfer to upwards vertical.
There is the cylinder that outstanding bottom cartridge filter downwards, have handling hole in the radial position of cylinder.
Screw is hexagon socket cap head screw, and head end is processed with positive six square grooves downwards, the head face of cylinder has twice cannelure, and cannelure is built with seal 2, and screw interlude is screw thread, and end is the cylindrical section that diameter is less.
4 seals 2 are respectively charged in the cannelure of 2 screws, 2 screws are screwed in the screwed hole that upwards two of internal diameter smaller part in protection adapter body are symmetrical.
Seal 1 is loaded in the cannelure of the lower external face of cartridge filter backward L-shaped groove; by dismounting hole, the cylindrical section of two of cartridge filter top outer round surface symmetrical backward L-shaped groove alignment screw ends is pushed in protection adapter body hole from bottom; after shifting the end onto; cartridge filter 90 degree is rotated clockwise by dismounting hole; then strain downwards; oil drilling top is driven safety valve protection jiont treatment and is completed, and method for dismounting in contrast.
Oil drilling top is driven safety valve protection upper end of joint and drive the lower end of safety valve with top, the upper end of lower end and drilling rod is threaded connection, and slurry channel connection is complete, the operation such as can carry out normal drilling well, make a trip.
The present invention has the following advantages: this oil drilling top is driven safety valve protection joint and is integrated, and it is inner that cartridge filter is directly contained in protection joint, simple and compact for structure, good reliability, and Operation & use is convenient, highly versatile, is easy to safeguard.Manufacture with use cost cheap; long service life; suit large area to popularize use; the application of safety valve protection joint is driven on this oil drilling top; avoiding the situation increasing filter connector for filtering mud between safety joint bottom and drilling rod again, improve the quality of filtering mud, reducing drilling well risk; extend the application life that safety valve is driven on top, reduce cost of production.
Figure of description
Fig. 1: safety valve protection joint schematic diagram is driven on oil drilling top
Fig. 2: safety valve cartridge filter schematic diagram is driven on oil drilling top
Accompanying drawing illustrates: 1, protect adapter body 2, cartridge filter 3, seal 14, dismounting hole 5, screw 6, circlip 7, seal 28, backward L-shaped groove.
Detailed description of the invention
Now in conjunction with Figure of description Fig. 1, Fig. 2, the present invention will be further described.
Oil drilling top is driven safety valve protection joint and is comprised protection adapter body 1, cartridge filter 2, seal 13, dismounting hole 4, screw 5, circlip 6, seal 27, backward L-shaped groove 8; protection adapter body 1 is a tubular; two ends are processed with screw thread; endoporus has one section of internal diameter less at mid portion; there are two symmetrical screwed holes this section of internal diameter smaller part is upwards radial; this screwed hole outside is counterbore, and the outer position of counterbore is processed with cannelure.The cylinder that cartridge filter 2 is closed for one end, upper diameter is larger, its periphery top is processed with two symmetrical backward L-shaped grooves 8, backward L-shaped groove 8 horizontal component is 90 degree, at the end of horizontal component, have a bit of transfer to upwards vertical, backward L-shaped groove 8 has cannelure downwards, cartridge filter 2 head with on outer lower face surface and bottom even be distributed with through hole, have the cylinder that is outstanding downwards bottom cartridge filter 2, have handling hole 4 in the radial position of cylinder.Screw 5 is hexagon socket cap head screws, and head end is processed with positive six square grooves downwards, the head face of cylinder has twice cannelure, and screw 5 interlude is screw thread, and end is the cylindrical section that diameter is less.
Be respectively charged in the cannelure of 2 screws 5 by 4 seals 27, screwed in by 2 screws 5 in screwed hole that in protection adapter body 1, internal diameter smaller part upwards two are symmetrical, the cylindrical section that screw 5 end diameter is less enters in the hole of protection adapter body 1; 2 circlips 6 are loaded in the cannelure at the outside outer position of counterbore of screwed hole of protection adapter body 1.
Seal 13 is loaded in the cannelure of cartridge filter 2; by dismounting hole 4, the cylindrical section of two of cartridge filter 2 top outer round surface symmetrical backward L-shaped channel opening alignment screw 5 ends is pushed in protection adapter body 1 hole from bottom; after shifting the end onto; cartridge filter 2 90 degree is rotated clockwise by dismounting hole 4; then strain downwards; oil drilling top is driven safety valve protection jiont treatment and is completed, and method for dismounting in contrast.
Oil drilling top driven safety valve protection upper end of joint and push up the lower end of driving safety valve, the upper end of lower end and drilling rod is threaded connection, slurry channel is communicated with complete, open slush pump, mud drives safety valve and enters protection adapter body 1 endoporus the first half that safety valve protection joint is driven on oil drilling top from top, flow to the top of screw 5 and cartridge filter 2, because the cannelure of 2 screws 5 is built with 4 seals 27, the cannelure of cartridge filter 2 is built with seal 13, play shutoff mud to leak outside and from the effect of the outside overflow of cartridge filter 2, 2 backward L-shaped groove 8 horizontal component ends that the roundlet shell of column of screw 5 end installed because 2 symmetrical again supports cartridge filter 2 symmetry transfer the top of upwards vertically section to, so the position of cartridge filter 2 is fixing, can not be washed away by mud, mud enter cartridge filter 2 inner downwards by its head with on outer lower face surface and the through hole that distributes of bottom even flow out, it is inner that foreign material stay cartridge filter 2, the clean mud being through filtration flowed out, clean mud flows into protection adapter body 1 endoporus the latter half, downward inflow drill pipe bore, normal drilling well can be carried out, the operation such as make a trip.
During trip-out stacks; connecting thread top being driven safety valve protection joint lower end and drilling rod upper end is outwarded winding; by the handling hole 4 opened radial on cylinder outstanding downwards bottom filter cylinder 2, cartridge filter is unloaded; pour out inner foreign material; by handling hole 4, cartridge filter is installed again; connect drilling rod and namely can carry out normal operation, convenient and swift.
Claims (4)
1. safety valve protection joint is driven on oil drilling top, it is characterized in that comprising protection adapter body (1), cartridge filter (2), seal 1(3), dismounting hole (4), screw (5), circlip (6), seal 2(7), backward L-shaped groove (8), protection adapter body (1) is a tubular, two ends are processed with screw thread, endoporus has one section of internal diameter less at mid portion, there are two symmetrical screwed holes this section of internal diameter smaller part is upwards radial, screwed hole is built with screw (5), protection adapter body (1) internal diameter smaller part near and bottom hole built with cartridge filter (2), the outside of upper two the symmetrical screwed holes of protection adapter body (1) is counterbores, the outer position of counterbore is processed with cannelure, groove is built with circlip (6), the cylinder that cartridge filter (2) is closed for one end, the upper diameter of cartridge filter is larger, its periphery top is processed with two symmetrical backward L-shaped grooves (8), backward L-shaped groove (8) has cannelure downwards, groove is built with seal 1(3), cartridge filter (2) head with on outer lower face surface and bottom even be distributed with through hole.
2. safety valve protection joint is driven on oil drilling top according to claim 1; it is characterized in that cartridge filter (2) top periphery being processed with two symmetrical backward L-shaped grooves (8); its horizontal component is 90 degree, at the end of horizontal component, have a bit of transfer to upwards vertical.
3. safety valve protection joint is driven on oil drilling top according to claim 1, it is characterized in that a cylinder given prominence to is arranged at cartridge filter (2) bottom downwards, has handling hole (4) in the radial position of cylinder.
4. safety valve protection joint is driven on oil drilling top according to claim 1; it is characterized in that screw (5) is hexagon socket cap head screw; head end is processed with positive six square grooves downwards; the head face of cylinder there is twice cannelure; cannelure is built with seal 2 (7); screw 5 interlude is screw thread, and end is the cylindrical section that diameter is less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017512.3A CN104563901B (en) | 2015-01-14 | 2015-01-14 | Relief valve protection joint is driven on oil drilling top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017512.3A CN104563901B (en) | 2015-01-14 | 2015-01-14 | Relief valve protection joint is driven on oil drilling top |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104563901A true CN104563901A (en) | 2015-04-29 |
| CN104563901B CN104563901B (en) | 2016-06-29 |
Family
ID=53080888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510017512.3A Active CN104563901B (en) | 2015-01-14 | 2015-01-14 | Relief valve protection joint is driven on oil drilling top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104563901B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9598919B1 (en) | 2015-09-30 | 2017-03-21 | Reme, L.L.C. | Modified filter screen |
| WO2017058220A1 (en) * | 2015-09-30 | 2017-04-06 | Reme, L.L.C. | Modified filter screen |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065235U (en) * | 1990-05-23 | 1990-11-07 | 中原石油勘探局钻井四公司 | Anti-overflow cleaning joint for drilling |
| CN1244623A (en) * | 1999-07-06 | 2000-02-16 | 杜晓瑞 | Drilling rig capable of resisting very high pressure |
| US20020174988A1 (en) * | 2001-05-24 | 2002-11-28 | Szarka David D. | Fill up tool and mud saver for top drives |
| WO2004067903A1 (en) * | 2003-01-30 | 2004-08-12 | Tesco Corporation | Valve and method for drilling with casing using pressurized drilling fluid |
| CN101397894A (en) * | 2008-11-12 | 2009-04-01 | 中国石油天然气股份有限公司 | Well drilling gas injection joint and use method thereof |
| CN201502344U (en) * | 2009-09-27 | 2010-06-09 | 安徽两淮科力机械制造有限责任公司 | On-off lifting device for geological core cap drive drilling machine |
| CN202810685U (en) * | 2012-07-27 | 2013-03-20 | 中国石油集团长城钻探工程有限公司 | Non-rotating joint for coiled tubing drilling |
| CN202832260U (en) * | 2012-11-06 | 2013-03-27 | 沈阳铁道勘察设计院有限公司 | Safety joint for drilling |
| CN204402384U (en) * | 2015-01-14 | 2015-06-17 | 东营市创元石油机械制造有限公司 | Safety valve protection joint is driven on oil drilling top |
-
2015
- 2015-01-14 CN CN201510017512.3A patent/CN104563901B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065235U (en) * | 1990-05-23 | 1990-11-07 | 中原石油勘探局钻井四公司 | Anti-overflow cleaning joint for drilling |
| CN1244623A (en) * | 1999-07-06 | 2000-02-16 | 杜晓瑞 | Drilling rig capable of resisting very high pressure |
| US20020174988A1 (en) * | 2001-05-24 | 2002-11-28 | Szarka David D. | Fill up tool and mud saver for top drives |
| WO2004067903A1 (en) * | 2003-01-30 | 2004-08-12 | Tesco Corporation | Valve and method for drilling with casing using pressurized drilling fluid |
| CN101397894A (en) * | 2008-11-12 | 2009-04-01 | 中国石油天然气股份有限公司 | Well drilling gas injection joint and use method thereof |
| CN201502344U (en) * | 2009-09-27 | 2010-06-09 | 安徽两淮科力机械制造有限责任公司 | On-off lifting device for geological core cap drive drilling machine |
| CN202810685U (en) * | 2012-07-27 | 2013-03-20 | 中国石油集团长城钻探工程有限公司 | Non-rotating joint for coiled tubing drilling |
| CN202832260U (en) * | 2012-11-06 | 2013-03-27 | 沈阳铁道勘察设计院有限公司 | Safety joint for drilling |
| CN204402384U (en) * | 2015-01-14 | 2015-06-17 | 东营市创元石油机械制造有限公司 | Safety valve protection joint is driven on oil drilling top |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9598919B1 (en) | 2015-09-30 | 2017-03-21 | Reme, L.L.C. | Modified filter screen |
| WO2017058220A1 (en) * | 2015-09-30 | 2017-04-06 | Reme, L.L.C. | Modified filter screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104563901B (en) | 2016-06-29 |
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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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Petroleum drilling top drive safety valve protecting joint Effective date of registration: 20190612 Granted publication date: 20160629 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING CO.,LTD. Registration number: 2019990000561 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200616 Granted publication date: 20160629 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING Co.,Ltd. Registration number: 2019990000561 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Protective joint of top drive safety valve for oil drilling Effective date of registration: 20210524 Granted publication date: 20160629 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING Co.,Ltd. Registration number: Y2021980003925 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221025 Granted publication date: 20160629 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING CO.,LTD. Registration number: Y2021980003925 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Protective joint of top drive safety valve for oil drilling Effective date of registration: 20221026 Granted publication date: 20160629 Pledgee: Dongying Branch of Bank of Communications Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING CO.,LTD. Registration number: Y2022980019504 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231026 Granted publication date: 20160629 Pledgee: Dongying Branch of Bank of Communications Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING CO.,LTD. Registration number: Y2022980019504 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Top drive safety valve protection joint for oil drilling Effective date of registration: 20231030 Granted publication date: 20160629 Pledgee: Dongying Branch of Bank of Communications Ltd. Pledgor: DONGYING NERA PETROLEUM MECHANICAL MANUFACTURING CO.,LTD. Registration number: Y2023980063169 |