CN205438248U - Interior surface treatment device of tubular product for oil drilling - Google Patents
Interior surface treatment device of tubular product for oil drilling Download PDFInfo
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- CN205438248U CN205438248U CN201620014037.4U CN201620014037U CN205438248U CN 205438248 U CN205438248 U CN 205438248U CN 201620014037 U CN201620014037 U CN 201620014037U CN 205438248 U CN205438248 U CN 205438248U
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- sandblasting
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Abstract
The utility model provides an interior surface treatment device of tubular product for oil drilling, is including the rack that is used for placing tubular product to and one -level sandblast mechanism, one -level spout sand silo, second grade sandblast mechanism, second grade and spout sand silo and dust removal mechanism. Adopt the utility model discloses a when the device carries out sand -blast treating to the tubular product internal surface, carry out sand -blast treating from controlling two orientations to the tubular product internal surface in succession, the department can clean totally all around totally to the corruption pit in the tubular product, the degradation tubular product that took place to corrode after becoming invalid to the coating has fine clean effect, has improved the interior surface sand blasting's of tubular product cleanliness and anchor line degree greatly to anticorrosive adhesive force in the improvement tubular product has prolonged life, has good economic benefits.
Description
Technical field
This utility model relates to surface processing device, particularly relates to the inner surface treatment device of a kind of petroleum drilling and mining tubing.
Background technology
Tubing with inner anticorrosioning coating is widely used in oilfield exploitation.Owing to each Regional Geological Conditions differs, subsurface environment is severe, and general inner anticorrosioning coating product is after drilling a period of time, inner anticorrosioning coating can gradually be worn, or is destroyed by downhole tool, causes inner anticorrosioning coating slowly to come off, tubing body suffers that corrosive medium corrodes, and a lot of pit occurs；When again carrying out undercoating, because impurity can not complete cleaning totally in pit, cause inner anticorrosioning coating to be quickly invalidated, cause tubing heavy corrosion, cause tubing to be scrapped.Inner anticorrosioning coating Problem of Failure to be solved, it is necessary to start with from improving tubing inside recess cleaning, impurity in pit is cleaned totally completely.Traditional internal surface of pipe sand blasting unit, only one sandblasting line, start sandblasting cleaning from one end of tubing, because of sandblasting angle problem, it is impossible to removed completely totally by impurity in pit；During after carrying out inner anticorrosioning coating, tubing uses, the impurity in pit is expanded by environmental effect, thus causes inner anticorrosioning coating to bubble in batches and come off, cause tubing to corrode, and blocks drilling well hydrophthalmia delay rig drilling progress.
Utility model content
The purpose of this utility model, it is simply that in order to solve the problems referred to above, it is provided that the inner surface treatment device of a kind of petroleum drilling and mining tubing.
In order to achieve the above object, this utility model have employed techniques below scheme: the inner surface treatment device of a kind of petroleum drilling and mining tubing, including:
For placing the stand of tubing, it is provided with the rotating mechanism driving tubing to rotate；
One-level sandblasting mechanism, is arranged on the right-hand member of stand；
One-level sandblasting storehouse, is erected on stand, and its right-hand member is connected with one-level sandblasting mechanism；
Two grades of sandblasting mechanisms, are arranged on the left end of stand and arrange with one-level sandblasting mechanism parallel misalignment；
Two grades of sandblasting storehouses, are erected on stand, and its left end and two grades of sandblasting mechanisms are connected；
Dedusting mechanism, is arranged on the left end of stand, and is connected with left end, the right-hand member in two grades of sandblasting storehouses in one-level sandblasting storehouse respectively by pipeline.
Described one-level sandblasting mechanism and two grades of sandblasting mechanisms are respectively equipped with independent abrasive material screening transmission mechanism；The abrasive material screening transmission mechanism of one-level sandblasting mechanism is connected with the right-hand member in one-level sandblasting storehouse, and the abrasive material screening transmission mechanism of two grades of sandblasting mechanisms and the left end in two grades of sandblasting storehouses are connected.
Use device of the present utility model, when internal surface of pipe is carried out blasting treatment, be from left and right both direction, internal surface of pipe to be carried out blasting treatment continuously, surrounding at the corrosion pit in tubing can be cleaned totally completely；The degradation tubing that corrosion occurs after coating failure there is is good cleaning effect, substantially increases cleannes and the anchor stricture of vagina degree of internal surface of pipe sandblasting, thus anticorrosion adhesive force in improving tubing, extend service life, there is good economic benefit.
Accompanying drawing explanation
Fig. 1 is basic structure schematic diagram of the present utility model.
Fig. 2 is that the A-A of Fig. 1 is to sectional structure schematic diagram.
Detailed description of the invention
See Fig. 1, Fig. 2, the inner surface treatment device of petroleum drilling and mining tubing of the present utility model, including the stand 1 for placing tubing 8, one-level sandblasting mechanism 2,4, two grades of sandblasting storehouses 5 of 3, two grades of one-level sandblasting storehouse sandblasting mechanism and dedusting mechanism 6.Stand 1 is provided with the rotating mechanism 11 driving tubing to rotate；One-level sandblasting mechanism 2 is arranged on the right-hand member of stand；One-level sandblasting storehouse 3 is erected on stand 1, and its right-hand member is connected with one-level sandblasting mechanism 2；Two grades of sandblasting mechanisms 4 are arranged on the left end of stand and arrange with one-level sandblasting mechanism parallel misalignment；Two grades of sandblasting storehouses 5 are erected on stand, and its left end and two grades of sandblasting mechanisms are connected；Dedusting mechanism 6 is arranged on the left end of stand, and is connected with left end, the right-hand member in two grades of sandblasting storehouses in one-level sandblasting storehouse respectively by pipeline 7.
Above-mentioned one-level sandblasting mechanism 2 and two grades of sandblasting mechanisms 4 are respectively equipped with independent abrasive material screening transmission mechanism 21,41；The abrasive material screening transmission mechanism of one-level sandblasting mechanism is connected with the right-hand member in one-level sandblasting storehouse, and the abrasive material screening transmission mechanism of two grades of sandblasting mechanisms and the left end in two grades of sandblasting storehouses are connected.
Shown in Fig. 2,31 is the overhead door in one-level sandblasting storehouse 3, and before and after one-level sandblasting storehouse and two grades of sandblasting storehouses, both sides are designed with controlling the overhead door of tubing turnover.
The internal surface treatment method of the petroleum drilling and mining tubing that the inner surface treatment device of the petroleum drilling and mining tubing in employing this utility model is implemented, it is first by clean for the two ends thread cleaning of tubing 8, and by thermal cleaning stove, tubing is carried out high-temperature cleaning, make greasy dirt and impurity etc. clean by high-temperature cleaning, become dry ash；The screw thread of tubing is put on protective cap; tubing is placed in one-level sandblasting storehouse; it is used as power with pressure-air and 8-16 mesh Brown Alundum is sprayed to the inner surface of tubing from tubing right-hand member; to remove the oxide skin of internal surface of pipe; after sight check is qualified; again tubing is pushed in two grades of sandblasting storehouses; continuation 8-16 mesh Brown Alundum sprays to the inner surface of tubing from tubing left end; internal surface of pipe pit impurity is cleaned completely totally; finally clean with pressure-air purging, and with roughmeter, tubing is tested.Internal surface of pipe derusting grade after two-stage sandblasting reaches the closely white grade standard of Sa2.5 level, and anchor stricture of vagina degree is more than 50 μm.
The following is and use the inner surface treatment device of this utility model petroleum drilling and mining tubing to carry out the several application examples constructed.
Example 1: tubing is 5 cun of old drilling rods, one-level blasting treatment 2 times is pushed into two grades of blasting treatments 1 time, and derusting grade reaches the closely white grade standard of Sa2.5 level, and anchor stricture of vagina degree is in 62 μm；After tubing inner anticorrosioning coating, adhesive force is A level, uses 5 mouthfuls of wells continuously in oil field, and coating is unchanged, works very well.
Example 2: tubing is 4 cun of old drilling rods, one-level blasting treatment 2 times is pushed into two grades of blasting treatments 1 time, and derusting grade reaches the closely white grade standard of Sa2.5 level, and anchor stricture of vagina degree is in 68 μm；After tubing inner anticorrosioning coating, adhesive force is A level, and after oil field adds up drilling depth 2.5 myriametre, coating, without coming off, is greatly saved cost of oil production.
Example 3: tubing is 3.5 cun of old drilling rods, one-level blasting treatment 2 times is pushed into two grades of blasting treatments 1 time, and derusting grade reaches the closely white grade standard of Sa2.5 level, and anchor stricture of vagina degree is in 72 μm；After tubing inner anticorrosioning coating, complying fully with petroleum industry standard by performance detection coating quality, be used for multiple times in inclined shaft and horizontal well, coating quality all shows the best.
Claims (2)
1. the inner surface treatment device of a petroleum drilling and mining tubing, it is characterised in that including:
For placing the stand of tubing, it is provided with the rotating mechanism driving tubing to rotate；
One-level sandblasting mechanism, is arranged on the right-hand member of stand；
One-level sandblasting storehouse, is erected on stand, and its right-hand member is connected with one-level sandblasting mechanism；
Two grades of sandblasting mechanisms, are arranged on the left end of stand and arrange with one-level sandblasting mechanism parallel misalignment；
Two grades of sandblasting storehouses, are erected on stand, and its left end and two grades of sandblasting mechanisms are connected；
Dedusting mechanism, is arranged on the left end of stand, and is connected with left end, the right-hand member in two grades of sandblasting storehouses in one-level sandblasting storehouse respectively by pipeline.
The inner surface treatment device of petroleum drilling and mining tubing the most according to claim 1, it is characterised in that: described one-level sandblasting mechanism and two grades of sandblasting mechanisms are respectively equipped with independent abrasive material screening transmission mechanism；The abrasive material screening transmission mechanism of one-level sandblasting mechanism is connected with the right-hand member in one-level sandblasting storehouse, and the abrasive material screening transmission mechanism of two grades of sandblasting mechanisms and the left end in two grades of sandblasting storehouses are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620014037.4U CN205438248U (en) | 2016-01-08 | 2016-01-08 | Interior surface treatment device of tubular product for oil drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620014037.4U CN205438248U (en) | 2016-01-08 | 2016-01-08 | Interior surface treatment device of tubular product for oil drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205438248U true CN205438248U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620014037.4U Active CN205438248U (en) | 2016-01-08 | 2016-01-08 | Interior surface treatment device of tubular product for oil drilling |
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| CN (1) | CN205438248U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475373A (en) * | 2016-10-25 | 2017-03-08 | 东北大学 | A kind of annular air blowing device for removing residual water and iron scale in steel pipe |
| CN106956221A (en) * | 2016-01-08 | 2017-07-18 | 上海图博可特石油管道涂层有限公司 | The inner surface treatment device and processing method of petroleum drilling and mining tubing |
| CN108145615A (en) * | 2016-12-06 | 2018-06-12 | 三共理化学株式会社 | The blasting method and device of pipe inner face |
| CN110711689A (en) * | 2019-09-30 | 2020-01-21 | 上海图博可特石油管道涂层有限公司 | Process method for coating inside large-sized drill collar |
-
2016
- 2016-01-08 CN CN201620014037.4U patent/CN205438248U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956221A (en) * | 2016-01-08 | 2017-07-18 | 上海图博可特石油管道涂层有限公司 | The inner surface treatment device and processing method of petroleum drilling and mining tubing |
| CN106475373A (en) * | 2016-10-25 | 2017-03-08 | 东北大学 | A kind of annular air blowing device for removing residual water and iron scale in steel pipe |
| CN106475373B (en) * | 2016-10-25 | 2019-01-08 | 东北大学 | It is a kind of for removing the annular air blowing device of residual water and iron scale in steel pipe |
| CN108145615A (en) * | 2016-12-06 | 2018-06-12 | 三共理化学株式会社 | The blasting method and device of pipe inner face |
| JP2018089748A (en) * | 2016-12-06 | 2018-06-14 | 三共理化学株式会社 | Blasting method and device for internal surface of tube |
| JP7007087B2 (en) | 2016-12-06 | 2022-01-24 | 三共理化学株式会社 | Blasting method and equipment for the inner surface of the pipe |
| CN110711689A (en) * | 2019-09-30 | 2020-01-21 | 上海图博可特石油管道涂层有限公司 | Process method for coating inside large-sized drill collar |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |