CN103993840A - Oil well mouth fast connecting device without production halts - Google Patents
Oil well mouth fast connecting device without production halts Download PDFInfo
- Publication number
- CN103993840A CN103993840A CN201410264813.1A CN201410264813A CN103993840A CN 103993840 A CN103993840 A CN 103993840A CN 201410264813 A CN201410264813 A CN 201410264813A CN 103993840 A CN103993840 A CN 103993840A
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- China
- Prior art keywords
- oil
- well
- tube
- quick connect
- stop production
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- Granted
Links
- 239000003129 oil well Substances 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 238000012856 packing Methods 0.000 claims abstract description 13
- 210000004907 gland Anatomy 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 5
- 238000003032 molecular docking Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 46
- 239000004576 sand Substances 0.000 abstract description 6
- 239000010779 crude oil Substances 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract 3
- 239000007921 spray Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
An oil well mouth fast connecting device without production halts comprises a connector, a central pipe, an external pipe, a pressure sensor, a temperature sensor, a movable butt joint pipe, packing, a gland, a pressing cap, an adjusting threaded sleeve, an oil inlet valve, an oil return pipeline, an oil return valve and an anti-theft box. The central pipe is in internal threaded connection with the center of the connector, the outer pipe is in internal threaded connection with the right end of the connector, the pressure sensor, the temperature sensor and the oil return pipeline are arranged in the middle of the external pipe, the oil return pipeline is connected with the oil return valve, the movable butt joint pipe is connected with the oil inlet valve through an elbow, a straight pipe section of the movable butt joint pipe penetrates through a central hole of the packing, a central hole of the gland and a central hole of the pressing cap, is in threaded connection with the adjusting threaded sleeve and is inserted into the external pipe, and the pressing cap is in treaded connection with the right end of the external pipe to tightly press the packing. The oil well mouth fast connecting device without production halts is suitable for regular output calibration in oil fields, hot oil circulation and other work on oil wells, the wells do not need to be halted, operation is convenient, sand jamming and well laying caused by sand flow well output calibration is prevented, operation cost is lowered, oil well crude oil output is increased, and the labor intensity of workers is relieved.
Description
Technical field
the work such as the demarcation of well mouth of oil well output, Circulation and Hot Oil Spray that the present invention relates to link technique that do not stop production, specifically a kind of well mouth of oil well Quick Connect Kit that do not stop production.
Background technology
along with development and the requirements of one's work of oil field " standardized designs, modularization construction, standardization buying, information-based lifting " building of the four modernizations, need to carry out to oil well the work such as standing crop demarcation, Circulation and Hot Oil Spray at present.When connecting airtight mark product or Circulation and Hot Oil Spray equipment, all need the upper flange of back-pressure gate to dismantle, then loosen resistance oil nozzle sleeve clamp hoop screw, above turn over vertical conduit, remove old mat, then add new pad at import and export place, connect inlet/outlet pipeline.After the work such as oil wells in field mark product, Circulation and Hot Oil Spray complete, also the pipeline of import and export will be removed, more former flow process flange is tightened, then that resistance oil nozzle sleeve clamp hoop screw is fastening good, each operation all needs to stop well 40～50 minutes.For sand output well, easily cause the sand card well of lying, increase operating cost, affect oil well crude oil and produce, also will pound insulation winter, insulation again, increase worker labour intensity.
Summary of the invention
object of the present invention is exactly in view of the foregoing defects the prior art has, and a kind of well mouth of oil well Quick Connect Kit that do not stop production is provided.
technical scheme of the present invention comprises: joint, central tube, outer tube, pressure sensor, temperature pick up, movable butt tube, packing, gland, pressure cap, adjustment silk braid, oil inlet valve, oil return pipeline, oil return valve, theft-proof box.The do not stop production central tube of Quick Connect Kit of described well mouth of oil well is connected with joint center internal thread, outer tube is connected with the right-hand member internal thread of joint, the middle part of outer tube is provided with pressure sensor, temperature pick up and oil return pipeline, oil return pipeline is connected with oil return valve, movable butt tube is connected with oil inlet valve by elbow, the straight length of movable butt tube is threaded with adjustment silk braid through the centre bore of packing, gland, pressure cap, in insertion outer tube, pressure cap is threaded with the right-hand member of outer tube, and packing is compressed.
the joint that above-mentioned well mouth of oil well does not stop production in Quick Connect Kit is cylindric, and left end is provided with hoop, and right-hand member is provided with liquid outlet, in the annular boss of endoporus middle part, is provided with the internal thread coordinating with oil nozzle, right-hand member is provided with 2 1/2 " conical tube internal thread.
the central tube left end that above-mentioned well mouth of oil well does not stop production in Quick Connect Kit is provided with the external screw thread identical with oil nozzle, and the tail end of screw thread is provided with annular boss, and right-hand member is provided with cup head.
the left end endoporus of the outer tube that above-mentioned well mouth of oil well does not stop production in Quick Connect Kit is provided with ring-shaped step, and left end is provided with 2 1/2, and " conical tube external screw thread, right-hand member is provided with common external screw thread.
the do not stop production left end of the movable butt tube in Quick Connect Kit of above-mentioned well mouth of oil well is provided with horn mouth, coordinates with central tube right-hand member cup head, and middle part is provided with external screw thread and adjusts silk braid and be threaded.
above-mentioned well mouth of oil well do not stop production central tube cup head in Quick Connect Kit and the horn mouth of movable butt tube, realize separated and sealing docking by adjusting silk braid.
the do not stop production right-hand member of the pressure cap in Quick Connect Kit of above-mentioned well mouth of oil well is provided with cannelure, pressure cap by cannelure with adjust silk braid and be rotationally connected.
the above-mentioned well mouth of oil well Quick Connect Kit that do not stop production is arranged in theft-proof box.
operating principle: when oil well causes and produces, central tube leaves and do not dock with movable butt tube, production fluid enters liquid outlet A through the centre bore C of central tube to annular space B.During oil well nominal output, rotate and adjust silk braid, adjusting silk braid docks with central tube by screw drive activity butt tube, production fluid through the centre bore C of central tube to movable butt tube, oil inlet valve, enter oil well caliberating device, production fluid after metering, through oil return valve, oil return pipeline, enters annular space B to liquid outlet A.
the invention has the beneficial effects as follows: be applicable to oil field and oil well carried out to the site work such as standing crop demarcation, Circulation and Hot Oil Spray, do not need to stop well, easy to operate, preventing that sand output well output from demarcating causes the sand card well of lying, reduce operating cost, increase oil well crude oil output, alleviate worker's labour intensity.
Accompanying drawing explanation
the main broken section structural representation of looking of Fig. 1-the present invention.
the on-the-spot application structure schematic diagram of Fig. 2-the present invention.
in figure, 0. joint, 1. central tube, 2. outer tube, 3. pressure sensor, 4. temperature pick up, 5. movable butt tube, 6. packing, 7. gland, 8. pressure cap, 9. adjust silk braid, 10. oil inlet valve, 11. oil return pipelines, 12. oil return valves, 13. theft-proof boxes, 14. resistance oil nozzle sleeves, the 15. well mouth of oil well Quick Connect Kit that do not stop production, 16. produce gates, 17. well heads; A. liquid outlet, B. annular space, C. centre bore.
The specific embodiment
below in conjunction with accompanying drawing, the invention will be further described:
shown in accompanying drawing, well mouth of oil well do not stop production Quick Connect Kit by joint 0, central tube 1, outer tube 2, pressure sensor 3, temperature pick up 4, movable butt tube 5, packing 6, gland 7, pressure cap 8, adjust silk braid 9, oil inlet valve 10, oil return pipeline 11, oil return valve 12, theft-proof box 13 and form.Described well mouth of oil well do not stop production Quick Connect Kit joint 0 left end with produce gate 16 and be connected, central tube 1 is connected with joint 0 center internal thread, outer tube 2 is connected with the right-hand member internal thread of joint 0, the middle part of outer tube 2 is provided with pressure sensor 3, temperature pick up 4 and oil return pipeline 11, oil return pipeline 11 is connected with oil return valve 1, movable butt tube 5 is connected with oil inlet valve 10 by elbow, the straight length of movable butt tube 5 is through packing 6, gland 7, the centre bore of pressure cap 8 is threaded with adjustment silk braid 9, insert in outer tube 2, pressure cap 8 is threaded with the right-hand member of outer tube 2, packing 6 is compressed.Oil well rotates counterclockwise while normally producing adjusts silk braid 9, movable butt tube 5 and central tube 1 are separated, during oil well nominal output, oil inlet valve 10, oil return valve 12 are connected with metering device, clockwise rotate and adjust silk braid 9, movable butt tube 5 is docked with central tube 1, thereby reach oil well output, demarcate the object not stopping production.
equally, for the well head 17 that resistance oil nozzle sleeve 14 is housed now, 1 of central tube is connected with resistance oil nozzle sleeve 14 center internal thread, and outer tube 2 is connected with the right-hand member internal thread of resistance oil nozzle sleeve 14, and all the other are the same.
Claims (8)
1. the well mouth of oil well Quick Connect Kit that do not stop production, comprising: joint (0), central tube (1), outer tube (2), pressure sensor (3), temperature pick up (4), movable butt tube (5), packing (6), gland (7), pressure cap (8), adjust silk braid (9), oil inlet valve (10), oil return pipeline (11), oil return valve (12), theft-proof box (13), it is characterized in that: the do not stop production central tube (1) of Quick Connect Kit of described well mouth of oil well is connected with joint (0) center internal thread, outer tube (2) is connected with the right-hand member internal thread of joint (0), the middle part of outer tube (2) is provided with pressure sensor (3), temperature pick up (4) and oil return pipeline (11), oil return pipeline (11) is connected with oil return valve (12), movable butt tube (5) is connected with oil inlet valve (10) by elbow, the straight length of movable butt tube (5) is through packing (6), gland (7), the centre bore of pressure cap (8) is threaded with adjustment silk braid (9), insert in outer tube (2), pressure cap (8) is threaded with the right-hand member of outer tube (2), packing (6) is compressed.
2. the well mouth of oil well according to claim 1 Quick Connect Kit that do not stop production, it is characterized in that: described joint (0) is for cylindric, left end is provided with hoop, right-hand member is provided with liquid outlet (A), in the annular boss of endoporus middle part, be provided with the internal thread coordinating with oil nozzle, right-hand member is provided with 2 1/2 " conical tube internal thread.
3. the well mouth of oil well according to claim 1 Quick Connect Kit that do not stop production, is characterized in that: described central tube (1) left end is provided with the external screw thread identical with oil nozzle, and the tail end of screw thread is provided with annular boss, and right-hand member is provided with cup head.
4. the well mouth of oil well according to claim 1 Quick Connect Kit that do not stop production, is characterized in that: the left end endoporus of described outer tube (2) is provided with ring-shaped step, and left end is provided with 2 1/2, and " conical tube external screw thread, right-hand member is provided with common external screw thread.
5. the well mouth of oil well according to claim 1 Quick Connect Kit that do not stop production, is characterized in that: the left end of described movable butt tube (5) is provided with horn mouth, and middle part is provided with external screw thread.
6. according to the Quick Connect Kit that do not stop production of the well mouth of oil well described in claim 1 or 2,4, it is characterized in that: the horn mouth of the cup head of described central tube (1) and movable butt tube (5), by adjusting silk braid (9), realize separated and sealing docking.
7. the well mouth of oil well according to claim 1 Quick Connect Kit that do not stop production, is characterized in that: the right-hand member of described pressure cap (8) is provided with cannelure, pressure cap (8) by cannelure with adjust silk braid (9) and be flexibly connected.
8. the well mouth of oil well according to claim 1 Quick Connect Kit that do not stop production, is characterized in that: the described well mouth of oil well Quick Connect Kit that do not stop production, is arranged in theft-proof box (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410264813.1A CN103993840B (en) | 2014-06-16 | 2014-06-16 | Well mouth of oil well does not stop production Quick Connect Kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410264813.1A CN103993840B (en) | 2014-06-16 | 2014-06-16 | Well mouth of oil well does not stop production Quick Connect Kit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103993840A true CN103993840A (en) | 2014-08-20 |
| CN103993840B CN103993840B (en) | 2015-12-16 |
Family
ID=51308148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410264813.1A Expired - Fee Related CN103993840B (en) | 2014-06-16 | 2014-06-16 | Well mouth of oil well does not stop production Quick Connect Kit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103993840B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958405A (en) * | 2017-12-26 | 2019-07-02 | 中国石油化工股份有限公司 | Well mouth of oil well does not stop production and replaces flow path device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5241980A (en) * | 1992-06-08 | 1993-09-07 | Cor-Val, Inc. | Oil field choke apparatus |
| US5267612A (en) * | 1992-04-06 | 1993-12-07 | Cassin Allen E | Friction plug for a high pressure pipe |
| CN201521279U (en) * | 2009-10-29 | 2010-07-07 | 戴义明 | Antifreeze sand control anti-disorder sampling valve for oil field well mouth |
| CN202273647U (en) * | 2011-10-17 | 2012-06-13 | 彭小丽 | Non-stop production changeable well mouth check valve device |
| CN204060539U (en) * | 2014-06-16 | 2014-12-31 | 张建国 | Well mouth of oil well does not stop production Quick Connect Kit |
-
2014
- 2014-06-16 CN CN201410264813.1A patent/CN103993840B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5267612A (en) * | 1992-04-06 | 1993-12-07 | Cassin Allen E | Friction plug for a high pressure pipe |
| US5241980A (en) * | 1992-06-08 | 1993-09-07 | Cor-Val, Inc. | Oil field choke apparatus |
| CN201521279U (en) * | 2009-10-29 | 2010-07-07 | 戴义明 | Antifreeze sand control anti-disorder sampling valve for oil field well mouth |
| CN202273647U (en) * | 2011-10-17 | 2012-06-13 | 彭小丽 | Non-stop production changeable well mouth check valve device |
| CN204060539U (en) * | 2014-06-16 | 2014-12-31 | 张建国 | Well mouth of oil well does not stop production Quick Connect Kit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958405A (en) * | 2017-12-26 | 2019-07-02 | 中国石油化工股份有限公司 | Well mouth of oil well does not stop production and replaces flow path device |
| CN109958405B (en) * | 2017-12-26 | 2023-09-12 | 中国石油化工股份有限公司 | Oil well wellhead non-stop production replacement flow device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103993840B (en) | 2015-12-16 |
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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 | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151008 Address after: 257094 No. 216, the Yellow River Road, Dongying, Shandong Applicant after: Shengli Oilfield Company of China Petroleum & Chemical Corporation Dongxin Oil Extraction Plant Address before: 257000 11 oil extraction team, Dongxin four mine, Dongying Town, Dongying District, Shandong Applicant before: Zhang Jianguo |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20170616 |