CN205895203U - Viscous crude well hot water closed circulation heating viscosity reduction device - Google Patents
Viscous crude well hot water closed circulation heating viscosity reduction device Download PDFInfo
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- CN205895203U CN205895203U CN201620939935.0U CN201620939935U CN205895203U CN 205895203 U CN205895203 U CN 205895203U CN 201620939935 U CN201620939935 U CN 201620939935U CN 205895203 U CN205895203 U CN 205895203U
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- pipe
- oil
- continuous pipe
- continuous
- hollow stem
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Abstract
The utility model provides a viscous crude well hot water closed circulation heating viscosity reduction device, including linkage, manage in succession, the sealed ware of empty core rod, the tee bend of producing oil, empty core rod, the wellhead assembly, the sleeve pipe, oil pipe, the crossover sub, take out the oil pump connection pole, the tee bend of producing oil is installed on the wellhead assembly, the sleeve pipe, install under the wellhead assembly on oil pipe's upper portion, the lower part at oil pipe is connected to the pump barrel of oil -well pump, empty core rod, the crossover sub, take out the oil pump connection pole, the piston of oil -well pump connects gradually goes into in the oil pipe under the back, the sealed ware of empty core rod is installed in the tee bend of producing oil, the sealed ware of empty core rod is worn out on empty core rod's upper portion, linkage's ectosome is connected to empty core rod's upper end, the pipe is gone into in the empty core rod down in succession, the upper portion of pipe hangs on linkage's endosome in succession, there is into water interface on linkage's the ectosome, return the water connection mouth, the cladding heat preservation is gone up to the pipe in succession, cladding protective layer outside the heat preservation, the heat of inputing continuous pipe reachs the lower part of managing in succession and just begins a large amount of heat transfers, can put forward the effect of the hot viscous crude of high pressure heater.
Description
Technical field
This utility model is the device of oil well, is to be put with fall adhesive-assembly during oil well pump heavy crude producing, specifically
It is that a kind of heavy oil wells hot water closed cycle heating fall adhesive-assembly is put.
Background technology
Oil field employs the glutinous technology of heating fall on thick well during crude oil extraction, existing heating fall sticks technology multiple skills
Art, one of which technology is to make the connecting rod of oil pump piston and oil pumper of hollow stem, and the external diameter of hollow stem is generally φ 36,
Internal diameter is φ 25, enters down the continuous pipe that external diameter is φ 20 again, the length of continuous pipe is hundreds of meters extremely thousands of rice, will in hollow stem
Hot water (or steam) is squeezed in continuous pipe, returns out through the circular passage between continuous pipe and hollow stem, transfers heat to sky
Viscous crude outside core bar, so as to heating fall is glutinous, increases mobility., due to having hundreds of meters to thousands of rice, it is at an upper portion thereof for continuous pipe
Begin to transmit heat, when the hot water squeezed into (or steam) reaches bottom, temperature has declined a lot, therefore, adopt at present is this
The technology of heating viscous crude can only be heated to the viscous crude on tubing string top so as to heats are bad, the exploitation of impact heavy oil wells.
Content of the invention
The purpose of this utility model is the problem existing for currently available technology, designs a kind of heavy oil wells hot water enclosed and follows
Ring heating fall adhesive-assembly is put, and just starts to conduct heat in a large number, improve the effect of heating viscous crude during the bottom of the heat continuous pipe of arrival making input
Really, make viscous crude preferably heat fall to stick, increase mobility, reduce oil well energy resource consumption, increase economic efficiency.
The purpose of this utility model be achieved in that including suspension arrangement, continuous pipe, hollow rod sealer, fuel-displaced three
Logical, hollow stem, wellhead assembly, sleeve pipe, oil pipe, adapter, oil pumping pump connecting link, flow tee is arranged on wellhead assembly,
Sleeve pipe, the top of oil pipe are arranged under wellhead assembly, and the top of oil pipe is communicated with flow tee, and oil pipe is in sleeve pipe, oil pipe
The top of the annular space between sleeve pipe is communicated with the sleeve valve installing port of wellhead assembly, and the pump barrel of oil well pump is connected to oil pipe
Bottom, the bottom coupling adapter of hollow stem, the bottom of adapter connects oil pumping pump connecting link, under oil pumping pump connecting link
Portion connects the piston of oil well pump, hollow stem, adapter, oil pumping pump connecting link, the piston of oil well pump be sequentially connected after under enter oil
In pipe, hollow rod sealer is arranged on flow tee, and the top of hollow stem passes hollow rod sealer, hollow stem and hollow stem
The supporting sealing of sealer, the upper end of hollow stem connects the ectosome of suspension arrangement, enters in hollow stem, the top of continuous pipe under continuous pipe
It is suspended on the interior body of suspension arrangement, the ectosome of suspension arrangement has water inlet interface, returns water interface, described water inlet interface and company
Continuous pipe communicates, and the described circular passage returned between water interface and continuous pipe and hollow stem communicates, and continuous pipe coats heat-insulation layer,
In heat-insulation layer outer cladding protective layer, the connecting portion on continuous pipe top and suspension arrangement does not coat heat-insulation layer, protective layer.
10-50m is had not coat heat-insulation layer, protective layer in the bottom of continuous pipe.
Do not coat heat-insulation layer, protect setting linked hole on interval in the bottom of continuous pipe.
The beneficial effects of the utility model are: coat heat-insulation layer on continuous pipe, in heat-insulation layer outer cladding protective layer, input
Bottom to the heat continuous pipe of arrival of continuous pipe just starts to conduct heat in a large number, can improve the effect of heating viscous crude, make viscous crude more
Good heating fall is glutinous, increases mobility, reduces oil well energy resource consumption, have significant economic benefit.
Brief description
Fig. 1 is the installation diagram of this utility model embodiment.
Fig. 2 is the structure chart after continuous pipe coats heat-insulation layer and protective layer.
Specific embodiment
Below in conjunction with the accompanying drawings embodiment of the present utility model is illustrated.
As seen from the figure, embodiment of the present utility model include suspension arrangement 2, continuous pipe 3, hollow rod sealer 7, fuel-displaced three
Logical 8, hollow stem 9, wellhead assembly 10, sleeve pipe 11, oil pipe 12, adapter 16, oil pumping pump connecting link 17, flow tee 8 is installed
On wellhead assembly 10, sleeve pipe 11, the top of oil pipe 12 are arranged under wellhead assembly 10, the top of oil pipe 12 and flow tee 8
Communicate, oil pipe 12 is in sleeve pipe 11, the sleeve valve of the top of the annular space between oil pipe 12 and sleeve pipe 11 and wellhead assembly 10
Installing port communicates, and the pump barrel of oil well pump is connected to the bottom of oil pipe 12, the bottom coupling adapter 16 of hollow stem 9, and conversion connects
16 bottom connects oil pumping pump connecting link 17, and the bottom of oil pumping pump connecting link 17 connects the piston of oil well pump, hollow stem 9, turns
Changing-over 16, oil pumping pump connecting link 17, the piston of oil well pump be sequentially connected after under enter in oil pipe 12, hollow rod sealer 7 is installed
On flow tee 8, the top of hollow stem 9 passes hollow rod sealer 7, hollow stem 9 and the supporting sealing of hollow rod sealer 7,
So that the crude oil of extraction can only be drained from flow tee 8, be named as threeway herein, be not necessarily threeway or four-way,
The upper end of hollow stem 9 connects the ectosome of suspension arrangement 2, enters in hollow stem 9 under continuous pipe 3, and the bottom of continuous pipe 3 is close to hollow
The bottom of bar 9, but their bottom does not contact, the upper suspension of continuous pipe 3 on the interior body of suspension arrangement 2, suspension arrangement 2
Water inlet interface 1 is had on ectosome, returns water interface 4, described water inlet interface 1 is communicated (by close within suspension arrangement 2 with continuous pipe 3
Envelope is realized), the described water interface 4 that returns is communicated with continuous circular passage between pipe 3 and hollow stem 9, cladding insulation on continuous pipe 3
Layer 5, heat-insulation layer 5 is closely affixed with the outer wall of continuous pipe 3, has certain cohesive force, will not fall off during use, outside heat-insulation layer 5
Cladding protective layer 6, the connecting portion on continuous pipe 3 top and suspension arrangement 2 do not coat heat-insulation layer 5, protective layer 6, for hang
Hang device 2 connects to be used, because heat-insulation layer 5, protective layer 6 can not bear axial tension, has 10-50m not wrap in the bottom of continuous pipe 3
Cover heat-insulation layer 5, protective layer 6 so as to have 10-50m to begin to conduct heat in the bottom of continuous pipe 3, heats can be improved, even
The bottom of continuous pipe 3 does not coat heat-insulation layer 5,6 sections of protective layer upper setting linked hole 13, and the bottom deposit debris preventing hollow stem 9 will
After runner blocking, circulation canal can be continuously formed from described linked hole 13.
Further measure of the present utility model is the anti-blocking groove 15 of setting in adapter 16, and continuous pipe 3 lowered for any reason arrives
When on adapter 16, the fluid that continuous pipe 3 flows in adapter 16 remains to circulation.
Further measure of the present utility model be continuous pipe 3 bottom install anti-meet and discuss 14, the anti-bottom met and discussed has out
Groove, when continuous pipe is fallen on adapter, the fluid in adapter for the continuous pipe flow remains to circulation.Removing continuous pipe
Can prevent from breaking the bottom of continuous pipe 3 when 3, keep the lower part outlet of continuous pipe 3 to have the area of efflux of maximum.
The effect of protective layer 6 is to prevent heat-insulation layer 5 damaged, surface of protective layer 6 in transport, storage, rountrip
Very smooth, frictional surface coefficient is low, is easy to remove in hollow stem 9.
The polished rod eye of oil pumper blocks hollow stem 9, and stuck point, under suspension arrangement 2, when oil pumper moves back and forth, makes hollow
Bar 9 and the motion of interior continuous pipe 3 synchronous reciprocating are pumped.The hot water that hot aqueous medium produces for well head boiler, hot water is from water inlet
Interface 1 enters, through continuous pipe 3 to dirty, then through the circular passage between continuous pipe 3 and hollow stem 9 to upstream, from returning water interface
4 outflows, form closed hot water circulation, make the viscous crude in the heat transfer rail 12 of hot water squeezed into, make viscous crude be heated fall
Glutinous, increase mobility, so that heavy oil wells is normally produced moreover it is possible to reduce oil well energy resource consumption.
Claims (5)
1. a kind of heavy oil wells hot water closed cycle heating fall adhesive-assembly is put, including suspension arrangement (2), continuous pipe (3), hollow rod seal
Device (7), flow tee (8), hollow stem (9), wellhead assembly (10), sleeve pipe (11), oil pipe (12), adapter (16), oil pumping
Pump connecting link (17), flow tee (8) is arranged on wellhead assembly (10), and sleeve pipe (11), the top of oil pipe (12) are arranged on well
Under mouth device (10), the top of oil pipe (12) is communicated with flow tee (8), and oil pipe (12) is in sleeve pipe (11), oil pipe (12)
The top of the annular space between sleeve pipe (11) is communicated with the sleeve valve installing port of wellhead assembly (10), and the pump barrel of oil well pump connects
In the bottom of oil pipe (12), the bottom coupling adapter (16) of hollow stem (9), the bottom of adapter (16) connects oil well pump
Connecting rod (17), the bottom of oil pumping pump connecting link (17) connects the piston of oil well pump, hollow stem (9), adapter (16), oil pumping
Pump connecting link (17), the piston of oil well pump be sequentially connected after under enter in oil pipe (12), hollow rod sealer (7) is arranged on fuel-displaced three
On logical (8), the top of hollow stem (9) passes hollow rod sealer (7), and hollow stem (9) is supporting close with hollow rod sealer (7)
Envelope, the upper end of hollow stem (9) connects the ectosome of suspension arrangement (2), enters in hollow stem (9) under continuous pipe (3), continuous pipe (3)
Upper suspension, on the interior body of suspension arrangement (2), the ectosome of suspension arrangement (2) has water inlet interface (1), returns water interface (4), institute
The water inlet interface (1) stated is communicated with continuous pipe (3), and described returns between water interface (4) and continuous pipe (3) and hollow stem (9)
Circular passage communicates, and it is characterized in that: continuous pipe (3) is upper to coat heat-insulation layer (5), in heat-insulation layer (5) outer cladding protective layer (6),
Continuous pipe (3) top does not coat heat-insulation layer (5), protective layer (6) with the connecting portion of suspension arrangement (2).
2. a kind of heavy oil wells hot water closed cycle heating fall adhesive-assembly according to claim 1 is put, and it is characterized in that: manage continuous
(3) bottom has 10-50m not coat heat-insulation layer (5), protective layer (6).
3. a kind of heavy oil wells hot water closed cycle heating fall adhesive-assembly according to claim 2 is put, and it is characterized in that: manage continuous
(3) bottom does not coat heat-insulation layer (5), setting linked hole (13) in protective layer (6) section.
4. a kind of heavy oil wells hot water closed cycle heating fall adhesive-assembly according to claim 1 or 3 is put, and it is characterized in that: turning
Anti-blocking groove (15) is set in changing-over head (16), continuous pipe (3) fall adapter (16) upper when, continuous pipe (3) flows to conversion and connects
Fluid in head (16) remains to circulation.
5. a kind of heavy oil wells hot water closed cycle heating fall adhesive-assembly according to claim 1 is put, and it is characterized in that: continuous pipe
(3) bottom install anti-meet and discuss (14), fluting is arranged at the anti-bottom meeting and discussing (14), continuous pipe (3) fall adapter (16) upper when,
The fluid that continuous pipe (3) flows in adapter (16) remains to circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939935.0U CN205895203U (en) | 2016-08-25 | 2016-08-25 | Viscous crude well hot water closed circulation heating viscosity reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939935.0U CN205895203U (en) | 2016-08-25 | 2016-08-25 | Viscous crude well hot water closed circulation heating viscosity reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205895203U true CN205895203U (en) | 2017-01-18 |
Family
ID=57778032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620939935.0U Withdrawn - After Issue CN205895203U (en) | 2016-08-25 | 2016-08-25 | Viscous crude well hot water closed circulation heating viscosity reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205895203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121588A (en) * | 2016-08-25 | 2016-11-16 | 山东创佳石油机械制造有限公司 | A kind of heavy oil wells hot water closed cycle adds heat drop adhesive-assembly and puts |
-
2016
- 2016-08-25 CN CN201620939935.0U patent/CN205895203U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121588A (en) * | 2016-08-25 | 2016-11-16 | 山东创佳石油机械制造有限公司 | A kind of heavy oil wells hot water closed cycle adds heat drop adhesive-assembly and puts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170118 Effective date of abandoning: 20190222 |