CN216691030U - Cylindrical strong magnetic fishing tool - Google Patents
Cylindrical strong magnetic fishing tool Download PDFInfo
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- CN216691030U CN216691030U CN202220182022.4U CN202220182022U CN216691030U CN 216691030 U CN216691030 U CN 216691030U CN 202220182022 U CN202220182022 U CN 202220182022U CN 216691030 U CN216691030 U CN 216691030U
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Abstract
The utility model discloses a cylindrical strong magnetic fishing tool, which comprises a body; the device also comprises wing plates and a strong magnetic column; the outer wall of the body is provided with at least two wing plates, and strong magnetic mounting holes are formed in the wing plates; the strong magnetic column is fixedly arranged in the strong magnetic mounting hole; and spaces for containing adsorbed metal scraps are formed between every two wing plates. The equal angle equipartition of pterygoid lamina is on the body, and is the integrated into one piece design with the body. According to the cylindrical strong magnetic column, metal scraps generated in the sleeve milling process are adsorbed on the body, the sleeve milling effect is improved, and the defect of drill jamming during milling is effectively avoided.
Description
Technical Field
The utility model relates to the field of oilfield workover tools, in particular to a cylindrical strong-magnetic fishing tool.
Background
In the well repairing operation of an oil field, the casing milling and milling processes are conventional processes and are mainly used in the construction of casing milling repair, fish top milling, oil pipe casing milling and the like, metal fragments generated in the milling construction are circularly taken out of a shaft through slurry, if the construction depth is deep or stratum leaks, the metal fragments cannot be timely circulated out of the shaft, the construction period is greatly prolonged, the milling construction efficiency is influenced, drilling jamming or rework accidents occur under special conditions, and the operation cost is increased. The strong magnetism fishing tool of cylindricality connects in the construction tubular column during the construction, can adsorb the metal piece that produces in the work progress, shortens construction cycle, improves milling efficiency of construction and construction safety.
Publication (bulletin) No.: CN111911105A, publication (announcement) day: 2020-11-10 relates to the technical field of fishing of broken scrap iron in wells or petroleum wells, and discloses a bowl-type strong-magnetic fisher which comprises a fishing rod, a strong magnetic block, a left pressing plate and a right pressing plate, wherein the fishing rod is of a vertically-arranged regular triangular prism table-shaped structure, a fishing top is fixed at the upper end of the fishing rod, and a fishing barrel is fixed at the lower end of the fishing rod. It is rational in infrastructure and compact, use reliable and stable, through setting up left clamp plate and right clamp plate, can fix strong magnet, prevent to drop when using in the pit, fishing rod through setting up regular triangular prism platform column structure, can adsorb and collect more garrulous iron fillings, through setting up fluid passage, can be when using in the pit, to the target location injection fluid in the pit, so that wash up the garrulous iron fillings of target location and adsorb in the fishing rod outside, improve and salvage efficiency, low cost, strong adsorption capacity, it is big to salvage the volume, easy and simple to handle and application prospect are extensive, and the safety, simple and convenient, high efficiency characteristics are had.
Publication (bulletin) No.: CN104929557B, publication (public notice) day: 2018-03-30 discloses an anti-drop strong magnetic fishing rod, which comprises a rod body, the axial of the lateral wall of the rod body is provided with a mounting groove, the width of the bottom of the mounting groove is greater than the width of the notch, a permanent magnet is mounted in the mounting groove, the width of the permanent magnet is greater than the width of the notch of the mounting groove, one end of the mounting groove is provided with a mounting opening, the width of the mounting opening is greater than or equal to the width of the bottom of the mounting groove, and the length of the mounting opening is greater than or equal to the length of the permanent magnet. The permanent magnet that prevents falling strong magnetism fishing rod installs in the mounting groove that the lateral wall set up, and the mounting groove bottom wide mouth is narrow, and the permanent magnet width is greater than the notch, makes the permanent magnet fix in the mounting groove with the form of burying underground, can not take place to drop, does not have fixed part such as screw moreover, can not take place the drop of fixed part yet. The permanent magnet is installed in the mounting groove or is demolishd from the mounting groove through the installing port that one end set up, and the permanent magnet is dismantled easily, is convenient for salvage the equipment and the maintenance of pole.
Publication (bulletin) No.: CN103452511B publication (announcement) day: 2016-03-30 discloses a horizontal well high-intensity magnetic salvager, which comprises an upper joint, a mandrel and a lower joint which are sequentially connected, wherein an outer barrel is sleeved outside the mandrel, a plurality of spiral grooves are arranged on the peripheral surface of the outer barrel at intervals, a plurality of counter bores are arranged in the spiral grooves at intervals, and a magnet is respectively arranged in each counter bore. The magnets of the fisher are distributed in a spiral line mode, so that mutual interference among the magnets is avoided, and the adsorption surface is a magnet end surface; the spiral winding convex rib structure with the special shape on the surface of the outer cylinder enables the tool to have the function of centralizing and automatically rotate in the well entering process; compared with the similar products, the tool has large adsorption capacity and thorough adsorption and cleaning, and is suitable for the salvage operation of metal fragments in a vertical well, a horizontal well or a highly-deviated well.
Publication (bulletin) No.: CN211115884U, publication (announcement) day: 2020-07-28 discloses a spiral strong magnetic fishing device, which comprises a pipe body, a pressing block, arc-shaped magnetic blocks and screws, wherein the pipe body is provided with a plurality of spiral grooves, arc-shaped grooves are arranged in the spiral grooves, the arc-shaped grooves are through grooves relative to the pipe body, groove screw holes are formed in the arc-shaped grooves, the arc-shaped magnetic blocks are arranged in the arc-shaped grooves, the arc-shaped magnetic blocks are fixed through the pressing block, the pressing block is provided with pressing block screw holes, the screws penetrate through the pressing block screw holes to be connected with the groove screw holes, and the head and the tail of the pipe body are respectively provided with upper connecting threads and lower connecting threads. The advantages are that: the fishing rod has a stronger adsorption and fishing effect, is simple in structure, convenient to process, install and disassemble and high in practicability.
The technical solutions of the above-disclosed technologies, the technical problems to be solved, and the advantageous effects thereof are all different from the present invention, and no technical inspiration exists in the above-disclosed technical documents for more technical features, technical problems to be solved, and advantageous effects thereof.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a cylindrical strong magnetic fishing tool, wherein a cylindrical strong magnetic column adsorbs metal scraps generated in the sleeve milling process on a body, so that the sleeve milling effect is improved, and the defect of drill jamming during milling is effectively avoided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a cylindrical strong magnetic fishing tool comprises a body;
the device also comprises wing plates and a strong magnetic column;
the outer wall of the body is provided with at least two wing plates, and strong magnetic mounting holes are formed in the wing plates;
the strong magnetic column is fixedly arranged in the strong magnetic mounting hole;
and spaces for containing the adsorbed metal scraps are formed between every two wing plates.
Furthermore, the wing plates are uniformly distributed on the body at equal angles and are integrally formed with the body.
Furthermore, the outer wall of the body is provided with a convex upper annular table, and the lower end faces of the convex upper annular table at the upper end of the wing plate are butted.
Furthermore, the outer wall of the body is provided with a convex lower ring platform, and the upper end surfaces of the convex lower ring platforms at the lower ends of the wing plates are butted.
Furthermore, the upper end of the body is provided with an upper joint, and the lower end of the body is provided with a lower joint.
Further, the strong magnetic column is a high-temperature permanent magnetic column.
Compared with the prior art, the utility model has the following beneficial effects:
the upper joint is used for a construction pipe column going into a well; the body and the wing plate are of an integrated structure and bear the installation magnetic column and the connecting tool; the magnetic column is a main component of the tool, is used for adsorbing metal scraps generated in the process of sleeve milling, and can be used in multiple stages according to construction requirements; the wing plates are used for installing and fixing the magnetic columns, and the space between the two wing plates is used for containing adsorbed metal scraps; the lower joint is used for connecting a lower tool. The cover mills the work progress and will be practical novel instrument connection in the suitable position of construction tubular column, but the metal piece that the adsorbable mill construction produced in the work progress improves deep well construction or leakage well efficiency of construction, shortens the metal piece cycle time, improves the fish head cleanliness, improves mill construction prescription and success rate, avoids the drill chip to push the emergence of sticking the brill accident simultaneously. After the metal scrap is lifted out, the metal scrap is removed from the ground, the metal scrap can be repeatedly used, the connection is convenient, and the strength is high.
Drawings
FIG. 1 is a schematic structural view of a cylindrical strong magnetic fishing tool of the present invention.
Reference numerals: the device comprises an upper joint 1, a body 2, a strong magnetic column 3, a wing plate 4 and a lower joint 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in FIG. 1, the present embodiment provides a cylindrical strong magnetic fishing tool, comprising a body;
the device also comprises wing plates and a strong magnetic column;
the outer wall of the body is provided with at least two wing plates, and strong magnetic mounting holes are formed in the wing plates;
the strong magnetic column is fixedly arranged in the strong magnetic mounting hole;
and spaces for containing adsorbed metal scraps are formed between every two wing plates.
The wing plates are evenly distributed on the body at equal angles and are integrally formed with the body.
The outer wall of the body is provided with an outer convex upper ring platform, and the lower end faces of the outer convex upper ring platforms at the upper ends of the wing plates are butted.
The outer wall of the body is provided with an outer convex lower ring platform, and the upper end surfaces of the outer convex lower ring platforms at the lower ends of the wing plates are butted.
The upper end of the body is provided with an upper joint, and the lower end of the body is provided with a lower joint.
The strong magnetic column is a high-temperature permanent magnetic column.
The upper joint 1 is connected with a construction pipe column through a screw thread;
the body 2 and the wing plate 4 are integrally designed, and a cylindrical hole is processed on the wing plate 4, and a strong magnetic column 3 is embedded in the cylindrical hole to fix the magnetic column;
the strong magnetic column 3 is a high-temperature permanent magnetic column, is installed and fixed in a cylindrical hole on a wing plate, is used for adsorbing metal scraps generated during sleeve milling, and can be used in a multi-stage connection mode according to construction requirements;
wing plate 4 is 90 equipartitions on body 2, with body 2 design as an organic whole, it has cylindrical hole to open on wing plate 4 for the strong magnetism post 3 of installation fixing, the space is used for holding absorbent metal piece between the wing plate 4, plays the effect of protection metal piece and magnetism post down.
The lower joint 5 is connected with a downhole tool or a construction pipe column and the like through screw threads.
The upper joint is used for a construction pipe column going into a well; the body and the wing plate are of an integrated structure and bear the installation magnetic column and the connecting tool; the magnetic column is a main component of the tool, is used for adsorbing metal scraps generated in the process of sleeve milling, and can be used in multiple stages according to construction requirements; the wing plates are used for installing and fixing the magnetic columns, and the space between the two wing plates is used for containing adsorbed metal scraps; the lower joint is used for connecting a lower tool. The cover mills the work progress and will be practical novel instrument connection in the suitable position of construction tubular column, but the metal piece that the adsorbable mill construction produced in the work progress improves deep well construction or leakage well efficiency of construction, shortens the metal piece cycle time, improves the fish head cleanliness, improves mill construction prescription and success rate, avoids the drill chip to push the emergence of sticking the brill accident simultaneously. After the metal scrap is lifted out, the ground can remove the metal scrap, the metal scrap can be repeatedly used, the connection is convenient, and the strength is high.
Example 2:
referring to fig. 1, the present invention provides a technical solution:
a cylindrical strong magnetic fishing tool comprises a body;
the device also comprises wing plates and a strong magnetic column;
the outer wall of the body is provided with at least two wing plates, and strong magnetic mounting holes are formed in the wing plates;
the strong magnetic column is fixedly arranged in the strong magnetic mounting hole;
and spaces for containing adsorbed metal scraps are formed between every two wing plates.
The equal angle equipartition of pterygoid lamina is on the body, and is the integrated into one piece design with the body.
The utility model is used for the construction of milling, sleeve milling and the like, absorbs metal scrap iron generated in the construction process, prevents the scrap iron from being accumulated, improves the construction efficiency of sleeve milling, and can effectively avoid the occurrence of the construction of chip accumulation and drill sticking in the construction under the condition of stratum leakage.
Although fig. 1 is used in all the above embodiments, it is obvious to those skilled in the art that a separate drawing is not shown as long as parts or structural features missing from the embodiments are removed from the drawing. As will be clear to the skilled person. Of course, the embodiment with more components is only the best embodiment, and the embodiment with less components is the basic embodiment, but the basic object of the utility model can also be achieved, so all the modified embodiments are within the protection scope of the utility model.
All parts and components which are not discussed in the present application and the connection mode of all parts and components in the present application belong to the known technology in the technical field. The application is direct and will not be described in detail.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A cylindrical strong magnetic fishing tool comprises a body;
it is characterized by also comprising wing plates and a strong magnetic column;
the outer wall of the body is provided with at least two wing plates, and strong magnetic mounting holes are formed in the wing plates;
the strong magnetic column is fixedly arranged in the strong magnetic mounting hole;
and spaces for containing adsorbed metal scraps are formed between every two wing plates.
2. A cylindrical strong magnetic fishing tool as claimed in claim 1, wherein the wing plates are evenly distributed on the body at equal angles and are integrally formed with the body.
3. A cylindrical strong magnetic fishing tool as claimed in claim 1 or 2, wherein the outer wall of the body is provided with an outer convex upper collar, and the upper ends of the wing plates are butted against the lower end surface of the outer convex upper collar.
4. A cylindrical strong magnetic fishing tool as claimed in claim 1 or 2, wherein the outer wall of the body is provided with a convex lower collar, and the lower ends of the wing plates are butted with the upper end surface of the convex lower collar.
5. A cylindrical strong magnetic fishing tool as claimed in claim 1 or 2, wherein the upper end of the body is provided with an upper joint and the lower end of the body is provided with a lower joint.
6. A cylindrical strong magnetic fishing tool as claimed in claim 1 or 2, wherein the strong magnetic column is a high temperature permanent magnetic column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220182022.4U CN216691030U (en) | 2022-01-24 | 2022-01-24 | Cylindrical strong magnetic fishing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220182022.4U CN216691030U (en) | 2022-01-24 | 2022-01-24 | Cylindrical strong magnetic fishing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216691030U true CN216691030U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220182022.4U Active CN216691030U (en) | 2022-01-24 | 2022-01-24 | Cylindrical strong magnetic fishing tool |
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| Country | Link |
|---|---|
| CN (1) | CN216691030U (en) |
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- 2022-01-24 CN CN202220182022.4U patent/CN216691030U/en active Active
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