CN212079251U - Fisher and oil well cleaning device - Google Patents
Fisher and oil well cleaning device Download PDFInfo
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- CN212079251U CN212079251U CN201921274958.4U CN201921274958U CN212079251U CN 212079251 U CN212079251 U CN 212079251U CN 201921274958 U CN201921274958 U CN 201921274958U CN 212079251 U CN212079251 U CN 212079251U
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- fisher
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- oil well
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Abstract
The utility model provides a fisher and oil well cleaning device relates to the technical field of oil well equipment, and the fisher includes the cylinder, and the chip groove has been seted up to the cylinder outer wall, is provided with magnetic force spare in the chip groove. The well cleaning device comprises a fisher. The fisher and the oil well cleaning device achieve the technical effect of good iron scrap cleaning effect in the oil well.
Description
Technical Field
The utility model relates to an oil well equipment technical field particularly, relates to fisher and oil well cleaning device.
Background
When carrying out the operation of scraping the pipe well-washing, impurity such as iron fillings that the scraper was scraped especially great impurity can not smoothly turn over and wash out in the well, this kind of problem is especially serious in the horizontal well, generally use strong magnetism fisher to solve this problem at present, it is poor to have the ability of holding bits with strong magnetism setting at the inside built-in strong magnetism fisher of cylinder usually used, and present external strong magnetism fisher is because strong magnet is external, make iron fillings drop with the wall of a well friction easily, consequently also ubiquitous ability of holding bits is poor, the limited problem of adsorption efficiency.
Therefore, the fisher and the oil well cleaning device which have good scrap iron cleaning effect are important technical problems to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fisher and oil well cleaning device to alleviate the poor technical problem of clearance iron fillings effect among the prior art.
In a first aspect, an embodiment of the utility model provides a fisher, including the cylinder, the chip groove has been seted up to the cylinder outer wall, be provided with magnetic force spare in the chip groove.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the inner wall of the chip pocket is provided with a mounting groove for mounting the magnetic member, and a depth of the mounting groove is not less than a thickness of the magnetic member.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the chip pocket is a through groove, the through groove is followed by the axial extension of the cylinder and penetrating through two end faces of the cylinder.
In combination with the first aspect, embodiments of the present invention provide a possible implementation manner of the first aspect, wherein the size of the flute notch is larger than the size of the flute bottom.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the chip pocket includes a bottom surface and two side walls, the bottom surface is trapezoidal in cross section after the side walls are connected, and the two side walls of the chip pocket are perpendicular to each other.
In combination with the first aspect, embodiments of the present invention provide a possible implementation manner of the first aspect, wherein the mounting groove is opened on the bottom surface and/or at least one side wall of the through groove.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the cylinder is a pipe body, and the chip flutes are formed on an outer wall of the pipe body.
In combination with the first aspect, embodiments of the present invention provide a possible implementation manner of the first aspect, wherein the number of the chip flutes is multiple, and multiple, the chip flutes are along the pipe body circumferential direction is uniformly distributed.
With reference to the first aspect, embodiments of the present invention provide a possible implementation manner of the first aspect, wherein a joint is disposed at an upper end and/or a lower end of the column;
the outer wall of the joint is provided with a limiting table;
a centralizer is sleeved on the outer wall of the joint;
one end of the centralizer is abutted to the limiting table, and the other end of the centralizer is abutted to the end face of the column body.
In a second aspect, the embodiment of the utility model provides an oil well cleaning device, including the fisher.
Has the advantages that:
the utility model provides a fisher, which comprises a cylinder body; the outer wall of the cylinder body is provided with a chip groove; a magnetic part is arranged in the chip groove.
Be provided with magnetic force spare in the chip pocket, can improve the adsorption efficiency of fisher, when using, stretch into inside the oil well with the fisher, then adsorb the chip pocket with metallic impurity such as iron fillings under the effect of magnetic force spare in, hold impurity such as iron fillings and can avoid falling because of the iron fillings that metal impurity such as iron fillings and well take place the wall friction and lead to in the chip pocket as far as possible, and the chip pocket can hold impurity such as more iron fillings, thereby very big improvement the effect of clearance oil well internal iron fillings impurity.
The utility model provides a pair of oil well cleaning device, including the fisher. The well cleaning device has the above-mentioned advantages over the prior art and will not be described in further detail here.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a half-section structure of a fisher provided by an embodiment of the invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
fig. 4 is a schematic structural view of a cylinder in the fisher provided by the embodiment of the invention.
Icon:
100-column; 110-pin;
200-chip flutes; 210-a magnetic member; 220-mounting grooves;
300-a linker; 310-a limit station;
400-a centralizer; 410-channel.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Referring to fig. 1, 2, 3 and 4, the present embodiment provides a fisher, which includes a cylinder 100, a chip pocket 200 is formed on an outer wall of the cylinder 100, and a magnetic member 210 is disposed in the chip pocket 200.
Be provided with magnetic force piece 210 in the chip groove 200, when using, stretch into inside the oil well with the fisher, then adsorb the chip groove 200 with metallic impurity such as iron fillings under magnetic force piece 210's effect in, hold impurity such as iron fillings and can avoid falling because of metallic impurity such as iron fillings and the iron fillings that the wall friction leads to take place in the chip groove 200 as far as possible, and chip groove 200 can hold impurity such as more iron fillings, thereby improve the adsorption efficiency of fisher, very big improvement the effect of iron fillings impurity in the clearance oil well.
It should be noted that, this embodiment uses magnetic member 210 to adopt strong magnet as an example, can effectual absorption iron fillings impurity in the oil well through strong magnet.
Referring to fig. 1 and 4, in an alternative of this embodiment, an inner wall of chip pocket 200 is opened with a mounting groove 220 for mounting magnetic member 210, and a depth of mounting groove 220 is not less than a thickness of magnetic member 210.
Specifically, mounting groove 220 has been seted up in chip groove 200, when installation equipment fisher, install magnetic force piece 210 in mounting groove 220, and after magnetic force piece 210 installed in mounting groove 220, magnetic force piece 210 can not bulge mounting groove 220, through such setting, make the holding volume in chip groove 200 can not reduce, can hold more iron fillings impurity, and when fisher took out from the oil well, make things convenient for the staff to clear up the iron fillings impurity in chip groove 200, for example, the staff can directly scrape out the iron fillings impurity in chip groove 200 through the scraper blade, magnetic force piece 210 can not hinder the work of scraper blade.
Wherein, after magnetic force piece 210 installed into mounting groove 220, it is preferred, the top surface of magnetic force piece 210 and the inner wall coincidence of chip groove 200 to, magnetic force piece 210's size is the same with mounting groove 220's size, avoids piling up the staff that leads to in mounting groove 220 because of iron fillings impurity to clear up inconveniently, avoids iron fillings impurity to pile up for a long time in mounting groove 220 simultaneously and causes wearing and tearing to mounting groove 220 and magnetic force piece 210.
It should be noted that the connection between the magnetic member 210 and the mounting groove 220 may be: threaded holes are formed in the mounting groove 220, countersunk holes are formed in the magnetic piece 210, and the magnetic piece 210 is fixed in the mounting groove 220 by penetrating through the countersunk holes through bolts and being in threaded connection with the threaded holes.
It should be noted that the connection between the magnetic member 210 and the mounting groove 220 may also be: the magnetic member 210 is adhered in the mounting groove 220 by strong adhesive.
It should be noted that the magnetic member 210 may be not only a strong magnet, but also a magnetic charging block, and after the magnetic member 210 is disposed in the chip pocket 200, an exposed surface of the magnetic member 210 is charged with a strong magnet.
Referring to fig. 1 and 4, in an alternative embodiment, flutes 200 are through slots extending axially along cylinder 100 and through both end faces of cylinder 100.
Specifically, the extending direction of chip pocket 200 is the same as the extending direction of cylinder 100, and chip pocket 200 is a through groove, and chip pocket 200 is set to be a through groove, so that impurities such as iron filings in an oil well can conveniently enter chip pocket 200, and chip pocket 200 can be cleaned conveniently in the later period.
Wherein, cylinder 100 includes linkage segment, lower linkage segment and interlude, and the interlude is located linkage segment and down between the linkage segment, and the three is an organic whole to the diameter of interlude is greater than the diameter of linkage segment and the diameter of linkage segment down. The upper and lower connecting sections are used for connection with other components, and the flutes 200 are cut in the middle section. The chip groove 200 can run through the upper end face and the lower end face of the middle section, and when the fisher works in an oil well, the fisher can smoothly enter the chip groove 200 and cannot be blocked by the end face of the middle section.
Referring to fig. 1 and 4, in an alternative to this embodiment, the flute 200 has a notch dimension that is greater than the flute bottom dimension.
Specifically, the size of the notch of the chip pocket 200 is larger than the size of the groove bottom, so that the iron chips and impurities can be adsorbed and collected.
It should be noted that flute 200 may take the form of a U-shaped groove, a trapezoidal groove, or a triangular groove.
Referring to fig. 1 and 4, in an alternative embodiment, chip flute 200 includes a bottom surface and two side walls, the bottom surface being connected to the side walls and having a trapezoidal cross-section, the side walls of chip flute 200 being perpendicular to each other.
Specifically, two side walls of the chip pocket 200 are perpendicular to each other, so that the magnetic force of the magnetic member 210 disposed on the side walls is better towards the outside of the cylinder 100, and the iron filings and impurities in the oil well can be better adsorbed.
Meanwhile, two side walls of chip pocket 200 are set to be perpendicular to each other, so that enough magnetic force can be ensured to exist in chip pocket 200, adsorbed iron filings impurities can be stably located in chip pocket 200, the magnetic force of magnetic member 210 can be directed to the outside of cylinder 100 to the greatest extent, and the adsorption force on iron filings impurities in an oil well is improved.
In an alternative embodiment, the mounting slots 220 are formed on both sidewalls of the through slot.
Specifically, as shown in fig. 1 and 4, mounting grooves 220 may be formed on both sidewalls of chip pocket 200, and when magnetic member 210 is mounted in mounting groove 220, it may generate an attractive force to chip pocket 200 and the outside of cylinder 100.
It should be noted that, mounting groove 220 may be formed on the bottom surface of chip pocket 200, and when magnetic member 210 is mounted in mounting groove 220, it may generate an attractive force to chip pocket 200 and the outside of cylinder 100.
Specifically, mounting groove 220 may be further formed on the bottom surface and the first sidewall of chip pocket 200, and when magnetic member 210 is mounted in mounting groove 220, it may generate an adsorption force to chip pocket 200 and the outside of cylinder 100.
Specifically, mounting groove 220 may be further formed on a bottom surface and a second side wall of chip pocket 200, and when magnetic member 210 is mounted in mounting groove 220, it may generate an adsorption force to chip pocket 200 and the outside of cylinder 100.
Specifically, mounting grooves 220 may be formed on the bottom surface and both side walls of chip pocket 200, and when magnetic member 210 is mounted in mounting groove 220, it may generate an attractive force to the outside of chip pocket 200 and cylinder 100.
Specifically, the mounting groove 220 may be formed on a first sidewall or a second sidewall of the chip pocket 200, and when the magnetic member 210 is mounted in the mounting groove 220, an adsorption force may be generated to the chip pocket 200 and the outside of the cylinder 100.
Referring to fig. 1 and 4, in an alternative embodiment, the cylinder 100 is a tube, and the chip flutes 200 are formed on the outer wall of the tube.
Specifically, the column 100 is a tube, which is hollow inside, so that the fishing tool can be internally circulated with corresponding liquid.
Referring to fig. 1 and 4, in an alternative embodiment, the number of chip flutes 200 is multiple, and the multiple chip flutes 200 are uniformly distributed along the circumferential direction of the pipe body.
Specifically, a plurality of chip grooves 200 have evenly been seted up to the body outer wall, not only can improve the holding ability, but also can improve the cleaning power to the oil well inside, make the outside 360 degrees within ranges of body iron fillings impurity homoenergetic adsorbed clearance fall.
Specifically, four chip grooves 200 are arranged outside the pipe body, and the 360-degree range outside the pipe body is covered through the four chip grooves 200.
It should be noted that according to the size between the pipe body, the staff can increase or decrease the number of chip flutes 200 by oneself to satisfy the cleaning work of different pipe diameter oil wells.
In an alternative of this embodiment, the lower end of the column 100 is provided with a joint 300; the outer wall of the joint 300 is provided with a limit table 310; the centralizer 400 is sleeved on the outer wall of the joint 300; one end of the centralizer 400 abuts against the limit table 310, and the other end abuts against the end face of the column body 100.
Specifically, as shown in fig. 1, 2, 3 and 4, the lower end of the column 100 is provided with a joint 300, the centralizer 400 is arranged on the outer wall of the joint 300, and the centralizer 400 is fixed by the limit table 310 on the outer wall of the joint 300 and the end surface of the column 100. When the fisher stretches into the oil well, the outer wall of the centralizer 400 is in contact with the inside of the oil well, and the phenomenon that scrap iron impurities of the scrap iron groove 200 are separated due to shaking of the cylinder 100 is avoided.
Specifically, the joint 300 may be disposed at the upper end (not shown) of the column 100, the centralizer 400 may be disposed on the outer wall of the joint 300, and the centralizer 400 may be fixed by the limit table 310 on the outer wall of the joint 300 and the end surface of the column 100. When the fisher stretches into the oil well, the outer wall of the centralizer 400 is in contact with the inside of the oil well, and the phenomenon that scrap iron impurities of the scrap iron groove 200 are separated due to shaking of the cylinder 100 is avoided.
Specifically, the upper end and the lower end of the column 100 may be provided with a joint 300 (not shown in the figure), the centralizer 400 is arranged on the outer wall of the joint 300, and the centralizer 400 is fixed by the limit table 310 on the outer wall of the joint 300 and the end surface of the column 100. When the fisher stretches into the oil well, the outer wall of the centralizer 400 is in contact with the inside of the oil well, and the phenomenon that scrap iron impurities of the scrap iron groove 200 are separated due to shaking of the cylinder 100 is avoided.
It should be noted that the joint 300 is screwed with the cylinder 100, and an O-ring is disposed between the two, so as to prevent leakage at the joint between the cylinder 100 and the joint 300.
It should also be noted that the outer wall of the connector 300 is provided with external threads, the inner wall of the cylinder 100 is provided with internal threads, and the connector 300 is in threaded connection with the cylinder 100.
It should be noted that, the joint 300 is provided with a pin hole, the column 100 is provided with a pin hole, and after the joint 300 is screwed with the column 100, the pin 110 is inserted into the pin hole of the column 100 and then into the pin hole of the joint 300, so as to improve the connection strength between the joint 300 and the column 100.
The pin holes of the joint 300 are blind holes, and the pin holes of the column 100 are through holes.
Wherein, passageway 410 on centralizer 400 can make the inside liquid of oil well or iron fillings impurity pass through centralizer 400, avoids centralizer 400 to cause the jam.
The embodiment provides an oil well cleaning device, which comprises a fisher. The well cleaning device has the above-mentioned advantages over the prior art and will not be described in further detail here.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (9)
1. A fisher, comprising: the cylinder (100), the outer wall of the cylinder (100) is provided with a chip groove (200), and a magnetic part (210) is arranged in the chip groove (200);
the inner wall of the chip pocket (200) is provided with a mounting groove (220) for mounting the magnetic member (210), and the depth of the mounting groove (220) is not less than the thickness of the magnetic member (210).
2. A fisher as claimed in claim 1, wherein the flutes (200) are through slots extending axially along the post (100) and through both end faces of the post (100).
3. A fisher as claimed in claim 2, wherein the size of the flute (200) notch is greater than the size of the flute bottom.
4. A fisher as claimed in claim 3, wherein the chip groove (200) comprises a bottom surface and two side walls, the bottom surface is trapezoidal in cross section after being connected with the two side walls, and the two side walls of the chip groove (200) are perpendicular to each other.
5. A fisher as claimed in claim 4, wherein the mounting groove (220) opens on the bottom surface and/or on at least one side wall of the through slot.
6. A fisher according to any one of claims 1-5, characterized in that the cylinder (100) is a tubular body, and the chip flutes (200) are provided in the outer wall of the tubular body.
7. A fisher as claimed in claim 6, wherein the number of flutes (200) is plural, and the flutes (200) are evenly distributed along the circumference of the pipe body.
8. A fisher as claimed in claim 7, characterised in that the upper and/or lower end of the cylinder (100) is provided with a joint (300);
the outer wall of the joint (300) is provided with a limiting table (310);
the centralizer (400) is sleeved on the outer wall of the joint (300);
one end of the centralizer (400) is abutted against the limiting table (310), and the other end of the centralizer is abutted against the end face of the column body (100).
9. An oil well cleaning device comprising the overshot of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921274958.4U CN212079251U (en) | 2019-08-07 | 2019-08-07 | Fisher and oil well cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921274958.4U CN212079251U (en) | 2019-08-07 | 2019-08-07 | Fisher and oil well cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212079251U true CN212079251U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921274958.4U Active CN212079251U (en) | 2019-08-07 | 2019-08-07 | Fisher and oil well cleaning device |
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| CN (1) | CN212079251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565461A (en) * | 2021-07-05 | 2021-10-29 | 淮安市井神钻采机具有限公司 | Multistage controllable magnetic anti-sticking device |
-
2019
- 2019-08-07 CN CN201921274958.4U patent/CN212079251U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565461A (en) * | 2021-07-05 | 2021-10-29 | 淮安市井神钻采机具有限公司 | Multistage controllable magnetic anti-sticking device |
| CN113565461B (en) * | 2021-07-05 | 2023-01-24 | 淮安市井神钻采机具有限公司 | Multistage controllable magnetic anti-sticking device |
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