CN105003229A - Device for hanging preparations on inner wall of oil tube and using method of device - Google Patents
Device for hanging preparations on inner wall of oil tube and using method of device Download PDFInfo
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- CN105003229A CN105003229A CN201510407858.4A CN201510407858A CN105003229A CN 105003229 A CN105003229 A CN 105003229A CN 201510407858 A CN201510407858 A CN 201510407858A CN 105003229 A CN105003229 A CN 105003229A
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- carrying pipe
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Abstract
The invention discloses a device for hanging preparations on an inner wall of an oil tube. The device comprises an upper joint (1), wherein the inside of the upper joint (1) is in the shape of a cylindrical through hole with at least one step; one end of the upper joint (1) is in screwed connection to the oil tube; the inside of the other end of the upper joint (1) is in screwed connection with a lower joint (2); the inside of the lower joint (2) is in the shape of a cylindrical through hole; a hanger (3) is hung on one end, in the inner cavity of the upper joint (1), of the lower joint (2); the other end of the lower joint (2) is in screwed connection with an oil tube pup joint (5); the other end of the hanger (3) is in screwed connection with a bearing tube (4); a plurality of through holes are formed in a circle of the bearing tube (4); and a plug (7) is arranged at the other end of the bearing tube (4). By the device, bar-shaped preparations such as corrosion inhibition bars and scale inhibition bars can be prevented from being buried by oil sludge and oil sand on the bottom of a well, effects of the bar-shaped preparations can be achieved normally, and problems of corrosion, scale formation, wax precipitation and the like of oil tubes can be solved.
Description
Technical field
The present invention relates to field of petroleum exploitation, particularly a kind of device and using method thereof hanging preparation on tube inner wall.
Background technology
In oil extraction process, the tube corrosion of oil well production string, fouling, wax deposition problem are particularly outstanding, thus shorten the oil well production cycle, and reduce oil well production efficiency, crude output reduces thereupon; Meanwhile, shorten crude oil production oil pipe string greatly and be on active service the cycle, thus need staff to increase the inspection pump number of times of oil well.Therefore add cost of production, too increase the labour intensity of staff simultaneously.At present, the mode of solution tube corrosion, fouling, wax deposition is a lot, but the most common adds various stick formulation to pit shaft exactly, i.e. inhibition rod, anti-scale rod, paraffin prevention block etc., but due to the restriction in mineshaft diameter and space, also there is no corresponding carrying tool at present, thus cause these stick formulation all to add in shaft bottom, the burying stick formulation due to shaft bottom greasy filth and oil-sand simultaneously, have a strong impact on the effect of stick formulation, cause needing to increase more stick formulation to occur to avoid the problem such as corrosion and scaling, wax deposition of oil pipe, then improve treatment cost.
Summary of the invention
In order to solve above-mentioned prior art Problems existing, the object of the present invention is to provide a kind of on tube inner wall, hang preparation device and using method thereof, this device can avoid the stick formulation such as inhibition rod, anti-scale rod to be buried by the greasy filth in shaft bottom and oil-sand, and then the normal effect playing these stick formulation, thus the problem such as corrosion and scaling, wax deposition of oil pipe is avoided to occur; Extend the military service cycle of oil pipe simultaneously, and then reduce treatment cost, reduce the labour intensity of staff.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
A kind of device hanging preparation on tube inner wall, it is characterized in that, comprise top connection, described top connection is inner for having the cylindrical hole shape of a ladder at least, described top connection one end is spirally connected described oil pipe, and be bolted with lower contact in the other end of top connection, described lower contact inside is cylindrical hole type shape, described lower contact is hung with a circle in one end of described top connection inner chamber and is provided with hanger, and the described lower contact other end is bolted with oil pipe short circuit; The described hanger other end is bolted with carrying pipe, and described carrying pipe one circle is provided with multiple through hole, and the other end of described carrying pipe is provided with plug.
Feature of the present invention and further improvement are:
Described carrying pipe outer wall middle and lower part is provided with strand cable structure.
Described hanger one end is annular slab, and described annular slab is connected with cylindrical drum by support column, and one end that described cylindrical drum is connected with described carrying pipe is provided with internal thread.
The above-mentioned position that is spirally connected all adopts API standard thread.
On tube inner wall, hang a using method for the device of preparation, it is characterized in that, comprise the steps:
Step one: the carrying pipe described strand cable structure connecting requirement;
Step 2: lay down described plug, by needing the stick formulation added to load in described carrying pipe, then installs described plug;
Step 3: described top connection is screwed onto on the oil pipe of oil well production string.
Compared with prior art, the present invention has technique effect significantly.
One, a kind of device hanging preparation on tube inner wall of the present invention, by hanger is suspended between top connection and lower contact, carrying pipe is screwed on hanger, carrying tube cavity places stick formulation, avoid stick formulation to sink in greasy filth and oil-sand, thus allow stick formulation effectively be played its characteristic; Making full use of of stick formulation, thus the use reducing the input quantity of stick formulation, extend the military service cycle of oil pipe, and then decrease the cost of enterprise, reduce the labour intensity of staff.
Two, carry pipe middle and lower part and be provided with strand cable structure, be convenient to the demand of staff according to scene, increase the quantity of carrying pipe, thus reduce the frequency whether used detecting stick formulation.
Three, hanger one end is annular slab, and annular slab is connected with cylindrical drum by support column, is convenient to oil and is pumped on ground by the hole between annular slab and cylindrical drum.
Four, use API standard thread, be convenient to Field Force's operation, reduce labour intensity, and API standard thread cost of manufacture be low.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is a kind of overall schematic hanging the device of preparation on tube inner wall of the present invention.
In figure: 1, top connection; 2, lower contact; 3, hanger; 4, carrying pipe; 5, oil pipe short circuit;
6, strand cable structure; 7, plug; 8, through hole.
Detailed description of the invention
As shown in Figure 1, the invention provides a kind of device hanging preparation on tube inner wall, comprise top connection 1, top connection 1 inside, for having the cylindrical hole shape of a ladder at least, is greater than the diameter of the other end from the diameter of cylindrical hole shape known top connection 1 one end of ladder; One end that top connection 1 diameter is little is spirally connected the oil pipe of oil well production string, lower contact 2 is bolted with in one end that top connection 1 diameter is large, lower contact 1 inside is cylindrical hole type shape, lower contact 2 is hung with hanger 3 in one end that the diameter of top connection 1 inner chamber is large, ensure that hanger 3 skids off from the other end of top connection 1, lower contact 2 other end is bolted with oil pipe short circuit 5, and oil pipe short circuit 5 other end connects the oil pipe of oil well production string; Hanger 3 other end is bolted with carrying pipe 4, carrying pipe 4 one circle is provided with multiple through hole 8, by stick formulation being joined in carrying pipe 4, crude oil flows through carrying pipe 4 sideband to be walked preparation and is extracted in the oil pipe of oil well production string, the problems such as the corrosion and scaling of oil pipe, wax deposition that avoid occur, the other end of carrying pipe 4 is provided with plug 7, is convenient to place stick formulation; Carrying pipe 4 outer wall middle and lower part is provided with strand cable structure 6, according to the demand at scene, in strand cable structure 6, suitably increases some carrying pipes 4, guarantee the quantity that stick formulation adds, thus reduce the number of times changing stick formulation.
Wherein, hanger 3 one end is annular slab, and annular slab is connected with cylindrical drum by support column, and one end that cylindrical drum is connected with carrying pipe 4 is provided with internal thread; Gap between annular slab and cylindrical drum is convenient to crude oil and is flow through.
Wherein, the above-mentioned position that is spirally connected all adopts API standard thread, be convenient to the operation of field personnel, and API reduces the cost of making, thus decreases the cost of enterprise.
On tube inner wall, hang a using method for the device of preparation, comprise the steps:
Step one: the carrying pipe 4 strand cable structure 6 connecting requirement;
Step 2: lay down plug 7, loads the stick formulation needing to add in carrying pipe 4, then installs plug 7;
Step 3: top connection 1 is screwed onto on the oil pipe of oil well production string.
The operating principle hanging the device of preparation on tube inner wall of the present invention is as follows:
Required for onsite application, strand cable structure 6 increases the quantity of carrying pipe 4, after carrying pipe 4 fixes; Lay down the plug 7 on carrying pipe 4, the stick formulation needing to add is loaded in carrying pipe 4, then plug 7 is installed, on the oil pipe of the oil well production string then top connection 1 is spirally connected, the other end of the oil pipe short circuit 5 that lower contact 2 connects connects the oil pipe of oil well production string, this device be convenient to crude oil flow through carrying pipe 4 time, utilize the flowing of crude oil, will load on carrying pipe 4 in stick formulation uniform dissolution and play a role; Meanwhile, this device can avoid the stick formulation such as inhibition rod, anti-scale rod to be buried by the greasy filth in shaft bottom and oil-sand, and then the normal effect playing these stick formulation, thus avoids the problem such as corrosion and scaling, wax deposition of oil pipe to occur; Extend the military service cycle of oil pipe simultaneously, and then reduce treatment cost, reduce the labour intensity of staff.
Although be below described embodiment of the present invention by reference to the accompanying drawings, the present invention is not limited to above-mentioned specific embodiments and applications field, and above-mentioned specific embodiments is only schematic, guiding, instead of restrictive.Those of ordinary skill in the art is under the enlightenment of manual, and when not departing from the scope that the claims in the present invention are protected, can also make a variety of forms, these all belong to the row of protection of the present invention.
Claims (5)
1. one kind is hung the device of preparation on tube inner wall, it is characterized in that, comprise top connection (1), described top connection (1) is inner for having the cylindrical hole shape of a ladder at least, described top connection (1) one end is spirally connected described oil pipe, lower contact (2) is bolted with in the other end of top connection (1), described lower contact (2) inside is cylindrical hole shape, described lower contact (2) is hung with hanger (3) in one end of described top connection (1) inner chamber, described lower contact (2) other end is bolted with oil pipe short circuit (5), described hanger (3) other end is bolted with carrying pipe (4), and described carrying pipe (4) circle is provided with multiple through hole, and the other end of described carrying pipe (4) is provided with plug (7).
2. the device hanging preparation on tube inner wall according to claim 1, is characterized in that, described carrying pipe (4) outer wall middle and lower part is provided with strand cable structure (6).
3. the device hanging preparation on tube inner wall according to claim 1, it is characterized in that, described hanger (3) one end is annular slab, described annular slab is connected with cylindrical drum by support column, and described cylindrical drum is managed one end that (4) be connected be provided with internal thread with described carrying.
4. the device hanging preparation on tube inner wall according to claim 1, is characterized in that, the above-mentioned position that is spirally connected all adopts API standard thread.
5. on tube inner wall, hang a using method for the device of preparation, it is characterized in that, comprise the steps:
Step one: the upper carrying pipe (4) connecting requirement of described strand cable structure (6);
Step 2: lay down described plug (7), loads the stick formulation needing to add in described carrying pipe (4), then installs described plug (7);
Step 3: described top connection (1) is screwed onto on the oil pipe of oil well production string.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510407858.4A CN105003229B (en) | 2015-07-13 | 2015-07-13 | A kind of device and its application method hanging preparation on tube inner wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510407858.4A CN105003229B (en) | 2015-07-13 | 2015-07-13 | A kind of device and its application method hanging preparation on tube inner wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105003229A true CN105003229A (en) | 2015-10-28 |
| CN105003229B CN105003229B (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510407858.4A Active CN105003229B (en) | 2015-07-13 | 2015-07-13 | A kind of device and its application method hanging preparation on tube inner wall |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4995462A (en) * | 1989-09-29 | 1991-02-26 | Maralda Oilwell Technology Ltd. | Dewaxing control apparatus for oil well |
| CN200975233Y (en) * | 2006-09-05 | 2007-11-14 | 吐哈石油勘探开发指挥部钻采工艺研究院 | Down-hole slow corroding antisludging equipment for oil gas field |
| CN201137480Y (en) * | 2007-07-06 | 2008-10-22 | 中国石化股份胜利油田分公司孤东采油厂 | Oil well borehole chemical agent deposition slow releasing device |
| CN203702092U (en) * | 2014-02-24 | 2014-07-09 | 沈阳一特电工有限公司 | Oil production underground chemical administration liquid compensation device |
| CN204782936U (en) * | 2015-07-13 | 2015-11-18 | 陕西明特石油技术有限公司 | A device that is used for hanging on oil pipe inner wall preparation |
-
2015
- 2015-07-13 CN CN201510407858.4A patent/CN105003229B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4995462A (en) * | 1989-09-29 | 1991-02-26 | Maralda Oilwell Technology Ltd. | Dewaxing control apparatus for oil well |
| CN200975233Y (en) * | 2006-09-05 | 2007-11-14 | 吐哈石油勘探开发指挥部钻采工艺研究院 | Down-hole slow corroding antisludging equipment for oil gas field |
| CN201137480Y (en) * | 2007-07-06 | 2008-10-22 | 中国石化股份胜利油田分公司孤东采油厂 | Oil well borehole chemical agent deposition slow releasing device |
| CN203702092U (en) * | 2014-02-24 | 2014-07-09 | 沈阳一特电工有限公司 | Oil production underground chemical administration liquid compensation device |
| CN204782936U (en) * | 2015-07-13 | 2015-11-18 | 陕西明特石油技术有限公司 | A device that is used for hanging on oil pipe inner wall preparation |
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| Publication number | Publication date |
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| CN105003229B (en) | 2019-01-11 |
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