CN205805501U - A kind of constructing device of oil well floss capsule water blockoff - Google Patents
A kind of constructing device of oil well floss capsule water blockoff Download PDFInfo
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- CN205805501U CN205805501U CN201620106193.3U CN201620106193U CN205805501U CN 205805501 U CN205805501 U CN 205805501U CN 201620106193 U CN201620106193 U CN 201620106193U CN 205805501 U CN205805501 U CN 205805501U
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- oil well
- high pressure
- oil
- pressure line
- screwed connection
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Abstract
The constructing device of oil well floss capsule water blockoff, is applied to oil well floss capsule plug water construction.Feature: the constructing device of oil well floss capsule water blockoff is by 700 type cementing trucks, the first high pressure line, high pressure line undergauge pipe nipple, the second high pressure line, valve, the 3rd high pressure line, high pressure elbow, plug valve, 1.0m tubing nipple, boll-weevil hanger, first oil well large flange cannula exit, the second oil well large flange cannula exit, first sleeve valve, second sleeve valve, 1.5m tubing nipple, oil pipe, nib, oil well casing, oil well large flange forms.Effect is: ensure that floss capsule is fully sheared during infusion；On-the-spot more than 10 mouth oil well floss capsule water blockoff measure success rates 100%, oil well increased oil 3.1 tons.
Description
Technical field
This utility model relates to petroleum works technical field, particularly to the constructing device of a kind of oil well floss capsule water blockoff.
Background technology
Oil field some oil wells during waterflooding extraction oozes band water breakthrough and water logging oil well rate of water cut increase along crack or height
Hurry up, production decline fast.The most aqueous rising makes reservoir horizontal contradiction aggravate, and destroys the effectiveness of original well pattern, is substantially reduced
Oil displacement efficiency, causes the reduction of well group entirety displacement efficiency.The on-the-spot performance water injection well correspondence oil well that takes effect closes because of water logging
Well, have impact on the whole development benefit in oil field；Carry out floss capsule water-blocking operation, well oil output can be improved, reduce moisture content, real
Now steady oil control water；But the plug water construction process pipe string of routine can not meet the needs of floss capsule plug water construction.
Jiang Jianhua et al. be published on " oil field equipment " magazine o. 11th in 2014 " oilwell water shutoff process pipe string
Develop " literary composition points out: uses conventional Y221 type packer closure high aquifer formation and casing leakage section, oil pipe and sucker rod easily occurs
Eccentric wear aggravation, shortening latus rectum in pump detection period, packer, too small can not to meet on-the-spot needs, the deblocking of packer pressure differences tired
The problems such as difficulty.Have developed oilwell water shutoff novel technique column, mainly by Y221 type big orifice Packer for blocking water with torque can be transmitted
Oil pipe compensators etc. form, and packer can support the use in oil well pump bottom and top respectively, and oil pipe compensator can avoid oil pipe
The problem that the side-abrasion of rod string that bending causes aggravates and shortens pump detection period.On-the-spot application shows: this process pipe string can extend stifled
Water effect duration, the long-acting exploitation for oil field high water cut viscous heavy crude oil is of great immediate significance.
Therefore, it is different for its site operation tubing string of different blocking agents and device.
Utility model content
The purpose of this utility model: provide the constructing device of a kind of oil well floss capsule water blockoff, it is ensured that floss capsule is during infusion
Fully shear, reach floss capsule water blockoff measure success rate more than 90%, 1.5 tons of the above object of oil well increased oil.
The technical solution adopted in the utility model is: the constructing device of oil well floss capsule water blockoff by 700 type cementing trucks (1),
One high pressure line (2), high pressure line undergauge pipe nipple (3), the second high pressure line (4), valve (5), the 3rd high pressure line (6) is high
Press-bending head (7), plug valve (8), 1.0m tubing nipple (9), boll-weevil hanger (10), the first oil well large flange cannula exit
(11), the second oil well large flange cannula exit (12), first sleeve valve (13), the second sleeve valve (14), 1.5m oil pipe is short
Joint (15), oil pipe (16), nib (17), oil well casing (18), oil well large flange (19) forms；Construction at oil well floss capsule water blockoff
In device, 700 type cementing trucks (1) are connected by screw thread with the first high pressure line (2)；First high pressure line (2) passes behind
Screwed connection high pressure line undergauge pipe nipple (3)；High pressure line undergauge pipe nipple (3) passes behind screwed connection the second high pressure line
(4)；Second high pressure line (4) passes behind screwed connection valve (5)；Valve (5) passes behind screwed connection the 3rd high-voltage tube
Line (6)；3rd high pressure line (6) passes behind screwed connection high pressure elbow (7), high pressure elbow (7) passes behind screwed connection
Plug valve (8), plug valve (8) pass behind screwed connection 1.0m tubing nipple (9)；1.0m tubing nipple (9) passes behind silk
Button connected pipes hanger (10)；Boll-weevil hanger (10) passes from oil well large flange (19) centre bore；Boll-weevil hanger (10)
Pass behind screwed connection 1.5m tubing nipple (15)；1.5m tubing nipple (15) passes behind screwed connection oil pipe (16)；Oil
Pipe (16) passes behind screwed connection nib (17)；First oil well large flange cannula exit (11) of oil well large flange (19) connects
There is first sleeve valve (13)；Second oil well large flange cannula exit (12) of oil well large flange (19) connects the second casing valve
Door (14)；Clamp connection is relied between first oil well large flange cannula exit (11) and first sleeve valve (13)；Second oil well
Clamp connection is relied between large flange cannula exit (12) and the second sleeve valve (14)；Boll-weevil hanger (10) passes behind silk
Button connects 1.5m tubing nipple (15), 1.5m tubing nipple (15) passes behind after screwed connection oil pipe (16), oil pipe (16)
By entering under screwed connection nib (17) in oil well casing (18).
700 described type cementing trucks are oil field special equipment, commercially available；Such as: the model of 700 type pump trucks:
YLL5222TSN cementing concrete truck；Producer: North China, Hebei province oil oil-field special vehicle refitting factory；Maximum working pressure: 70MPa；
Described the first high pressure line, the second high pressure line, the 3rd high pressure line, high pressure line undergauge pipe nipple, valve, height
Press-bending head is that 700 type cementing trucks provide accessory for oneself, commercially available；
Described plug valve is the ball valve of pressure 35MPa；Commercially available；
Described 1.0m tubing nipple, 1.5m tubing nipple, oil pipe are oil field equipment special, a diameter of 73mm of body, city
Field is on sale；
Described boll-weevil hanger is oil field equipment special, and a length of 0.5m is commercially available；
Described first sleeve valve, the second sleeve valve are oil field equipment special, the slide valve of pressure-bearing 35MPa；Market has
Sell；
Described nib is oil field equipment special, commercially available；
Described oil well large flange, the first oil well large flange cannula exit, the second oil well large flange cannula exit, it it is one
Entirety, narration is to be better described respectively；Oil field special product, commercially available；
It is the construction method that oil field is commonly used that described boll-weevil hanger passes method from oil well large flange centre bore, oil field skill
The method that art personnel and operator are familiar with, will herein be described in detail.
Described boll-weevil hanger passes behind screwed connection 1.5m tubing nipple, 1.5m tubing nipple passes behind screw thread
Connected pipes, oil pipe pass behind to enter in oil well casing under screwed connection nib；Entering method under it is petroleum technology personnel and behaviour
Make, known to personnel, to will herein be described in detail.
The beneficial effects of the utility model: the constructing device of this utility model a kind of oil well floss capsule water blockoff, it is ensured that floss capsule
Fully shear during infusion；On-the-spot more than 10 mouth oil well floss capsule water blockoff measure success rates 100%, oil well increased oil 3.1 tons.
Accompanying drawing explanation
Fig. 1 is the constructing device schematic diagram of this utility model a kind of oil well floss capsule water blockoff.
In Fig. 1,1-700 type cementing truck, 2-the first high pressure line, 3-high pressure line undergauge pipe nipple, 4-the second high pressure line,
5-valve, 6-the 3rd high pressure line, 7-high pressure elbow, 8-plug valve, 9-1.0m tubing nipple, 10-boll-weevil hanger, 11-
One oil well large flange cannula exit, 12-the second oil well large flange cannula exit, 13-first sleeve valve, 14-the second casing valve
Door, 15-1.5m tubing nipple, 16-oil pipe, 17-nib, 18-oil well casing, 19-oil well large flange.
Detailed description of the invention
As a example by the XX-3 oil well of certain oil field domestic.The constructing device of oil well floss capsule water blockoff a kind of to this utility model is further
Describe in detail.
XX-3 oil well geological scheme requires to carry out floss capsule water blockoff to 2301～2308.4m.
Refering to accompanying drawing 1.The constructing device of this utility model a kind of oil well floss capsule water blockoff, including: 1.700 type cementing trucks, 2.
First high pressure line, 3. high pressure line undergauge pipe nipple, 4. the second high pressure line, 5. valve, 6. the 3rd high pressure line, 7. high press-bending
Head, 8. plug valve, 9. 1.0m tubing nipple, 10. boll-weevil hanger, 11. first oil well large flange cannula exit, 12. second oil
Well large flange cannula exit, 13. first sleeve valves, 14. second sleeve valves, 15.1.5m tubing nipple, 16. oil pipes, 17.
Nib, 18. oil well casings, 19. oil well large flange.
In the constructing device of oil well floss capsule water blockoff, 700 type cementing trucks 1 are connected by screw thread with the first high pressure line 2；
First high pressure line 2 passes behind screwed connection high pressure line undergauge pipe nipple 3；High pressure line undergauge pipe nipple 3 passes behind screw thread
Connect the second high pressure line 4；Second high pressure line 4 passes behind screwed connection valve 5；Valve 5 passes behind screwed connection
Three high pressure lines 6；3rd high pressure line 6 passes behind screwed connection high pressure elbow 7, high pressure elbow 7 passes behind screwed connection
Plug valve 8, plug valve 8 pass behind screwed connection 1.0m tubing nipple 9；1.0m tubing nipple 9 passes behind screwed connection oil
Pipe hanger 10；Boll-weevil hanger 10 passes from oil well large flange 19 centre bore；Boll-weevil hanger 10 passes behind screwed connection
1.5m tubing nipple 15；1.5m tubing nipple 15 passes behind screwed connection 2298m oil pipe 16；2298m oil pipe 16 passes behind
Screwed connection 2m nib；First oil well large flange cannula exit 11 of oil well large flange 19 connects first sleeve valve 13；Oil
Second oil well large flange cannula exit 12 of well large flange 19 connects the second sleeve valve 14；First oil well large flange sleeve pipe goes out
Clamp connection is relied between mouth 11 and first sleeve valve 13；Second oil well large flange cannula exit 12 and the second sleeve valve 14
Between rely on clamp connection；After boll-weevil hanger 10 passes behind screwed connection 1.5m tubing nipple 15,1.5m tubing nipple 15
Face is passed behind screwed connection 2m nib entered oil well casing 18 17 times by screwed connection 2298m oil pipe 16,2298m oil pipe 16
In.
Sketch using method of the present utility model: during the construction of oil well floss capsule water blockoff, open valve 5, plug valve 8；Close
First sleeve valve the 13, second sleeve valve 14；Start 700 type cementing trucks and pump into floss capsule blocking agent by design pressure, discharge capacity；Pump into
After end, after cut-out tap valve 8, valve 5, remove the first high pressure line 2, high pressure line undergauge pipe nipple 3, the second high pressure line 4,
Valve 5, the 3rd high pressure line 6, high pressure elbow 7；700 type cementing trucks are driveed from job site；Oil well floss capsule plug water construction is complete.
Wait oil well subsequent construction.
The constructing device method for expressing of the oil well floss capsule water blockoff used in this specification, is that those skilled in the art are accustomed to using
Method, those skilled in the art know, are not explained in more detail.
As it has been described above, this utility model is explained, but as long as new essentially without departing from this practicality
The inventive point of type and effect can have a lot of deformation, and this will be readily apparent to persons skilled in the art.Therefore,
Within such variation is also integrally incorporated in protection domain of the present utility model.
Claims (1)
1. the constructing device of an oil well floss capsule water blockoff, it is characterised in that: the constructing device of oil well floss capsule water blockoff is by 700 type cement
Car (1), the first high pressure line (2), high pressure line undergauge pipe nipple (3), the second high pressure line (4), valve (5), the 3rd high-voltage tube
Line (6), high pressure elbow (7), plug valve (8), 1.0m tubing nipple (9), boll-weevil hanger (10), the first oil well large flange sleeve pipe
Outlet (11), the second oil well large flange cannula exit (12), first sleeve valve (13), the second sleeve valve (14), 1.5m oil
Pipe pipe nipple (15), oil pipe (16), nib (17), oil well casing (18), oil well large flange (19) forms；At oil well floss capsule water blockoff
In constructing device, 700 type cementing trucks (1) are connected by screw thread with the first high pressure line (2)；After first high pressure line (2)
By screwed connection high pressure line undergauge pipe nipple (3)；High pressure line undergauge pipe nipple (3) passes behind screwed connection the second high-voltage tube
Line (4)；Second high pressure line (4) passes behind screwed connection valve (5)；Valve (5) passes behind screwed connection the 3rd high pressure
Pipeline (6)；3rd high pressure line (6) passes behind screwed connection high pressure elbow (7), high pressure elbow (7) passes behind screw thread even
Connect plug valve (8), plug valve (8) passes behind screwed connection 1.0m tubing nipple (9)；1.0m tubing nipple (9) passes behind
Screwed connection boll-weevil hanger (10)；Boll-weevil hanger (10) passes from oil well large flange (19) centre bore；Boll-weevil hanger
(10) screwed connection 1.5m tubing nipple (15) is passed behind；1.5m tubing nipple (15) passes behind screwed connection oil pipe
(16)；Oil pipe (16) passes behind screwed connection nib (17)；First oil well large flange cannula exit of oil well large flange (19)
(11) connection has first sleeve valve (13)；Second oil well large flange cannula exit (12) of oil well large flange (19) connects to be had
Second sleeve valve (14)；Clip is relied on even between first oil well large flange cannula exit (11) and first sleeve valve (13)
Connect；Clamp connection is relied between second oil well large flange cannula exit (12) and the second sleeve valve (14)；Boll-weevil hanger
(10) pass behind screwed connection 1.5m tubing nipple (15), 1.5m tubing nipple (15) passes behind screwed connection oil pipe
(16) in, oil pipe (16) enters oil well casing (18) under passing behind screwed connection nib (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620106193.3U CN205805501U (en) | 2016-02-03 | 2016-02-03 | A kind of constructing device of oil well floss capsule water blockoff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620106193.3U CN205805501U (en) | 2016-02-03 | 2016-02-03 | A kind of constructing device of oil well floss capsule water blockoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205805501U true CN205805501U (en) | 2016-12-14 |
Family
ID=58144123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620106193.3U Expired - Fee Related CN205805501U (en) | 2016-02-03 | 2016-02-03 | A kind of constructing device of oil well floss capsule water blockoff |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205805501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822818A (en) * | 2018-05-21 | 2018-11-16 | 中国石油大学(北京) | A kind of natural gas well suede bag pressure well liquid oil jacket is same to infuse quick kill-job technique |
-
2016
- 2016-02-03 CN CN201620106193.3U patent/CN205805501U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822818A (en) * | 2018-05-21 | 2018-11-16 | 中国石油大学(北京) | A kind of natural gas well suede bag pressure well liquid oil jacket is same to infuse quick kill-job technique |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Fu Yuwei Document name: Notification to Make Rectification |
|
| 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: 20161214 Termination date: 20180203 |