CN110439506A - A kind of oil releasing device for oil pipe - Google Patents
A kind of oil releasing device for oil pipe Download PDFInfo
- Publication number
- CN110439506A CN110439506A CN201910694906.0A CN201910694906A CN110439506A CN 110439506 A CN110439506 A CN 110439506A CN 201910694906 A CN201910694906 A CN 201910694906A CN 110439506 A CN110439506 A CN 110439506A
- Authority
- CN
- China
- Prior art keywords
- oil
- top connection
- central tube
- sealing shroud
- lower contact
- 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- Withdrawn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
- 238000007789 sealing Methods 0.000 claims abstract description 33
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 abstract description 40
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 239000010779 crude oil Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000001681 protective effect Effects 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
- 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
- E21B21/103—Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus
-
- 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of oil releasing device for oil pipe; including central tube; the central tube threaded upper ends connect top connection; the central tube lower thread connects lower contact; the top connection is equipped with circumferential bar shaped hole slot and oil leak hole I, the top connection and is threaded with protection ring, and top connection is set with sealing shroud; the sealing shroud is equipped with dentation rear end, and sealing shroud is equipped with pin shaft hole and oil leak hole II；Flute profile retaining ring, righting phosphor bodies, friction block are set in the middle part of the central tube, the guide sleeve rear portion is equipped with guide groove, and the lower contact is equipped with guide pin, and the guide pin is placed in guide groove；The lower contact lower thread connects anticollision ring.The present invention can effectively prevent in operation crude oil to overflow well head out of oil pipe by the simple operations such as above proposing, rotate and cause environmental pollution, so as to improve well head operating condition.
Description
Technical field
The present invention relates to a kind of oil field operation tool, in particular to a kind of oil releasing device for oil pipe.
Background technique
During oil field operation team carries out secondary construction operation to oil well at the scene, due to there is remaining oil liquid can not in oil pipe
Discharge, oil liquid spilling causes environmental pollution when lift pipe string, increases the difficulty of oil extraction cost and well head operation, while also shadow
Construction speed is rung.Requirement with domestic each elephant to environmentally protective job execution is constantly promoted, therefore from economic benefit
All it is badly in need of effectively solving with the problem in long-range social benefit.
Summary of the invention
To make up for the shortcomings of the above existing technologies, the purpose of the present invention is to propose to a kind of oil releasing device for oil pipe, Ke Yitong
It crosses the simple operations such as propose, rotate effectively and prevent the crude oil in operation and overflow well head out of oil pipe and causes environmental pollution, thus
Improve well head operating condition.
The purpose of the present invention is what is be achieved through the following technical solutions, a kind of oil releasing device for oil pipe, including central tube, it is described
Central tube threaded upper ends connect top connection, and the central tube lower thread connects lower contact, and the top connection is equipped with circumferential
Bar shaped hole slot and oil leak hole I, the oil leak hole I is interior to be equipped with sealing ring；The top connection is threaded with protection ring, top connection set
Equipped with sealing shroud, the sealing shroud is equipped with dentation rear end, and sealing shroud is equipped with pin shaft hole and oil leak hole II, sets in the pin shaft hole
There is positioning pin, the positioning pin is threaded into sealing shroud, and positioning pin lower cylindrical shaft portion enters the bar shaped hole slot of top connection；
Flute profile retaining ring, righting phosphor bodies, friction block are set in the middle part of the central tube, the flute profile retaining ring is equipped with dentation front end,
The dentation front end of the flute profile retaining ring and sealing shroud dentation rear end are engageable；Step I and step are equipped on the inside of the flute profile retaining ring
Ⅱ；The lower contact is set with guide sleeve, and the guide sleeve leading inside is equipped with step III and step IV；The righting phosphor bodies
Both ends are respectively equipped with boss I and boss II, and the boss I is threadedly coupled with step I, and boss II is threadedly coupled with step III；Institute
It states and is equipped with multiple spring mounting holes in friction block, compressed spring, the both ends point of the friction block are equipped in the spring mounting hole
It is not placed in IV lower section of step II and step；
The guide sleeve rear portion is equipped with guide groove, and the lower contact is equipped with guide pin, and the guide pin is placed in guide groove；Institute
State lower contact lower thread connection anticollision ring.
Beneficial effects of the present invention:
(1) when playing pump operation, which can make the remaining oil liquid in oil pipe let out oil jacket by the simple operations such as above proposing, rotating
In pipe, it can effectively prevent the crude oil in operation and overflow well head out of oil pipe and cause environmental pollution, so as to improve well head operation
Condition.
(2) tubing string is met in the soft stifled or stuck situation of pump plunger, and openable tool drain path backwash releases tube rod blocking,
Can normal well-flushing, without ground cleaning tubing string on mud wax, reduce labor intensity, shorten the activity duration, improve work effect
Rate saves the time, reduces operating cost, meets the needs of Oil Field production.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is top connection of the present invention and sealing shroud attachment structure schematic diagram；
Fig. 3 is top connection structural schematic diagram；
Fig. 4 is sealing shroud structural schematic diagram；
Fig. 5 is flute profile retaining ring structural schematic diagram；
Fig. 6 is seal ring structure schematic diagram；
Fig. 7 is centralizer agent structure schematic diagram.
The title of each structure in Fig. 1-Fig. 7 are as follows: top connection 1, protection ring 2, sealing shroud 3, positioning pin 4, sealing ring 5, center
Pipe 6, flute profile retaining ring 7, centralizer main body 8, friction block 9, compressed spring 10, guide sleeve 11, lower contact 12, anticollision ring 13, bar shaped
Hole slot 14, oil leak hole I 15, dentation rear end 16, pin shaft hole 17, oil leak hole II 18, dentation front end 19, step I 20, step II 21,
Step III 22, step IV 23, boss I 24, boss II 25, guide groove 26, oblique guide groove 27, longitudinally guiding slot 28, guide pin
29。
Specific embodiment
See Fig. 1-Fig. 7, the specific structure of the present embodiment are as follows: a kind of oil releasing device for oil pipe, including central tube 6, the center
6 threaded upper ends of pipe connect top connection 1, and 6 lower thread of central tube connects lower contact 12, and the top connection 1 is equipped with one
Circumferential bar shaped hole slot 14 and an oil leak hole I 15, the oil leak hole I 15 is interior to be equipped with sealing ring 5；1 screw thread of top connection connects
It is connected to protection ring 2, top connection 1 is set with sealing shroud 3, and the sealing shroud 3 is located at 2 rear of protection ring, and the sealing shroud 3 is equipped with tooth
Shape rear end 16, sealing shroud 3 are equipped with pin shaft hole 17 and oil leak hole II 18, are equipped with positioning pin 4, the positioning in the pin shaft hole 17
Pin 4 is threaded on sealing shroud 3, and 4 lower cylindrical shaft portion of positioning pin enters the bar shaped hole slot 14 of top connection 1, to sealing shroud 3 with
Top connection 1 limits；
Flute profile retaining ring 7, righting phosphor bodies 8, friction block 9 are set in the middle part of the central tube 6, the flute profile retaining ring 7 is equipped with dentation
Front end 19, it is engageable that dentation front end 19 and the sealing shroud 3 of the flute profile retaining ring 7 are equipped with dentation rear end 16；In the flute profile retaining ring 7
Side is equipped with step I 20 and step II 21；The lower contact 12 is set with guide sleeve 11, and 11 leading inside of guide sleeve is equipped with platform
Rank III 22 and step IV 23；8 both ends of righting phosphor bodies are respectively equipped with boss I 24 and boss II 25, the boss I 24 and platform
Rank I 20 is threadedly coupled, and boss II 25 is threadedly coupled with step III 22；Multiple spring mounting holes 26 are equipped in the friction block 9,
It is equipped with compressed spring 10 in the spring mounting hole 26, the both ends of the friction block 9 are respectively placed in step II 21 and step IV 23
Lower section；
11 rear portion of guide sleeve is equipped with guide groove 26, and the guide groove 26 is equipped with oblique guide groove 27 and longitudinally guiding slot downwards
28；The lower contact 12 is equipped with guide pin 29, and the guide pin 29 is placed in guide groove 26；12 lower thread of lower contact
Connect anticollision ring 13.
Application method and principle of the invention:
(1) it is packed into righting phosphor bodies 8 after compressed spring 10 is put into 9 hole of friction block, installs rear 8 lower part of righting phosphor bodies and lead
It is threadedly coupled to set 11, guide sleeve 11 from upper end is inserted in central tube 6 after connecting with centralizer body 8；Top connection 1 is connected under oil pipe
End, lower contact 12 are connected to pump head upper end；
(2) it is connect due to sealing shroud 3 with top connection 1 during going into the well, flute profile retaining ring 7 is connected in centralizer main body 8, guide pin
29 are placed in longitudinally guiding slot 28, and the oil leak hole II 18 of sealing shroud 3 is not overlapped with the oil leak hole I 15 of top connection, reach sealing and let out
The effect of oilhole I 15, this structure guarantee that any rotation will not be such that drainage device drain path opens in advance when going into the well；
(3) central tube 6 is first above mentioned before playing pump, central tube 6 is fixedly connected with lower contact 12, i.e., above mentions lower contact 12, lower contact
Fixed guide pin 29 on 12, guide pin 29 above mention；Central tube 6 rotates decentralization again, and guide pin 29 is from guide sleeve when rotation is transferred
Rotation is to oblique 27 lower end of guide groove, since frictionally chokes oil jacket inside pipe wall to friction piece 9 under the action of compressed spring 10,
That is 7 upper and lower position of flute profile retaining ring is motionless, and central tube 6 is to be slidably connected with flute profile retaining ring 7, righting phosphor bodies 8, and central tube 6 drives
The sealing shroud 3 being firmly connected with it is transferred, and sealing shroud 3 is engaged with tooth form retaining ring 7；Central tube is rotated further by, and sealing shroud 3 is let out at this time
Oilhole II 18 and the alignment of 1 oil leak hole I 15 of top connection, achieve the purpose that draining.
Claims (1)
1. a kind of oil releasing device for oil pipe, including central tube, the central tube threaded upper ends connect top connection, the central tube lower end
It is threadedly coupled lower contact, it is characterized in that: the top connection is equipped with circumferential bar shaped hole slot and oil leak hole I, in the oil leak hole I
Equipped with sealing ring；The top connection is threaded with protection ring, and top connection is set with sealing shroud, after the sealing shroud is equipped with dentation
End, sealing shroud are equipped with pin shaft hole and oil leak hole II, are equipped with positioning pin in the pin shaft hole, the positioning pin is threaded into sealing
Set, positioning pin lower cylindrical shaft portion enter the bar shaped hole slot of top connection；
Flute profile retaining ring, righting phosphor bodies, friction block are set in the middle part of the central tube, the flute profile retaining ring is equipped with dentation front end,
The dentation front end of the flute profile retaining ring and sealing shroud dentation rear end are engageable；Step I and step are equipped on the inside of the flute profile retaining ring
Ⅱ；The lower contact is set with guide sleeve, and the guide sleeve leading inside is equipped with step III and step IV；The righting phosphor bodies
Both ends are respectively equipped with boss I and boss II, and the boss I is threadedly coupled with step I, and boss II is threadedly coupled with step III；Institute
It states and is equipped with multiple spring mounting holes in friction block, compressed spring, the both ends point of the friction block are equipped in the spring mounting hole
It is not placed in IV lower section of step II and step；
The guide sleeve rear portion is equipped with guide groove, and the lower contact is equipped with guide pin, and the guide groove is equipped with downwards oblique
Guide groove and longitudinally guiding slot, the guide pin are placed in guide groove；The lower contact lower thread connects anticollision ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910694906.0A CN110439506A (en) | 2019-07-30 | 2019-07-30 | A kind of oil releasing device for oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910694906.0A CN110439506A (en) | 2019-07-30 | 2019-07-30 | A kind of oil releasing device for oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110439506A true CN110439506A (en) | 2019-11-12 |
Family
ID=68432255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910694906.0A Withdrawn CN110439506A (en) | 2019-07-30 | 2019-07-30 | A kind of oil releasing device for oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110439506A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110700791A (en) * | 2019-11-01 | 2020-01-17 | 辽宁新华仪器有限公司 | Environment-friendly oil drainage tool for oil pipe |
-
2019
- 2019-07-30 CN CN201910694906.0A patent/CN110439506A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110700791A (en) * | 2019-11-01 | 2020-01-17 | 辽宁新华仪器有限公司 | Environment-friendly oil drainage tool for oil pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100538003C (en) | The expansion sieve tube hanging method | |
| CN107191152A (en) | Expansion type fishing pipe | |
| CN105696598A (en) | Device suitable for elevation-angle grouting of sleeve valve pipe and using method thereof | |
| CN108661597B (en) | Underground operation integrated shaft treatment tool and method | |
| CN110439506A (en) | A kind of oil releasing device for oil pipe | |
| CN104747112A (en) | Method for fishing fishes buried by silt and fishing spear of method | |
| CN105545255B (en) | A kind of novel oilfield is long-acting every adopting tubing string | |
| CN107558951A (en) | A kind of hydraulic selector circulation slide sleeve | |
| CN104895526A (en) | Hydraulic cement basket | |
| CN201843584U (en) | Tubing draining device | |
| CN105587286A (en) | Anti-losing well-flushing packer | |
| CN109057732B (en) | Slurry type grouting circulating device and using method thereof | |
| CN201180521Y (en) | System used for horizontal well sand pumping | |
| CN203879424U (en) | Novel continuous sand removal device for oil and water well | |
| CN101250991B (en) | Oil well horizontal sand-pumping device as well as sand-pumping method thereof | |
| CN205577845U (en) | Float pipe tool that traps from crushing -type | |
| CN110700791A (en) | Environment-friendly oil drainage tool for oil pipe | |
| CN203347704U (en) | Well washing and oil draining device for pumping well | |
| CN207177842U (en) | Retracting device and there is its oil well | |
| CN203808903U (en) | Sealed fishing spear | |
| CN201180523Y (en) | System used for oil well sand pumping | |
| CN201090415Y (en) | Tubing pump with short pump barrel and long plunger capable of automatically draining oil | |
| CN204877380U (en) | Oil releasing device for pump | |
| CN203835312U (en) | Filling bidirectional well washing valve for horizontal well | |
| CN203334957U (en) | Waterpower expansion recyclable whipstock for underground coal mine directional drilling |
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: 20191112 |