CN215334951U - Accurate high resistance to compression seamless steel pipe - Google Patents
Accurate high resistance to compression seamless steel pipe Download PDFInfo
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- CN215334951U CN215334951U CN202121261221.6U CN202121261221U CN215334951U CN 215334951 U CN215334951 U CN 215334951U CN 202121261221 U CN202121261221 U CN 202121261221U CN 215334951 U CN215334951 U CN 215334951U
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Abstract
The utility model relates to the technical field of seamless steel pipes, and provides a precise high-pressure-resistance seamless steel pipe which comprises a first seamless steel pipe and a splicing structure, wherein a second seamless steel pipe is arranged on one side of the first seamless steel pipe, the splicing structure is arranged at the splicing position of the first seamless steel pipe and the second seamless steel pipe, the splicing structure comprises a splicing sleeve, an internal thread and an external thread, the splicing sleeve is sleeved at the splicing position of the first seamless steel pipe and the second seamless steel pipe, the external thread is arranged on the outer side wall of one end of the first seamless steel pipe and one end of the second seamless steel pipe, and the internal thread is arranged on the inner wall of the splicing sleeve. According to the utility model, the splicing structure is arranged, when splicing is carried out, the splicing sleeve is firstly sleeved on the outer side wall of the first seamless steel pipe, then the first seamless steel pipe and the second seamless steel pipe are aligned, and after the first seamless steel pipe and the second seamless steel pipe are aligned, the splicing sleeve is rotated, so that the splicing sleeve is fixed at the splicing position of the first seamless steel pipe and the second seamless steel pipe, splicing work is completed, and splicing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of seamless steel pipes, in particular to a precise high-pressure-resistant seamless steel pipe.
Background
With the continuous development of society and the continuous improvement of science, the seamless steel tube is more and more widely used, the seamless steel tube is formed by punching a whole round steel, the steel tube without a welding seam on the surface is called as the seamless steel tube, and the traditional seamless steel tube is easy to bend due to insufficient internal strength and extrusion, so that the precision high-pressure-resistant seamless steel tube is needed;
for this publication No. CN210082542U discloses a seamless steel pipe of accurate high resistance to compression cold drawing, including inner tube, outer tube and anticorrosive coating, the inner tube inner wall is equipped with the ceramic layer, the inner tube lateral wall is equipped with the enhancement layer, the enhancement layer lateral wall is equipped with the compressive layer, the compressive layer outer wall is equipped with the outer tube, the outer tube lateral wall is equipped with the anticorrosive coating. The steel pipe anti-compression device is reasonable in structural design, the anti-compression layer is arranged, and the plurality of cavities are formed in the middle of the anti-compression layer, so that a good anti-compression effect is achieved, and the steel pipe is prevented from being deformed; the reinforcing layer is arranged to play a role in stabilizing the inner pipe and improve the bearing capacity of the inner pipe; the anticorrosion layer is arranged, so that the steel pipe is prevented from being corroded due to the influence of the external environment when the steel pipe is exposed outside, and the service life of the steel pipe is prolonged;
the above prior art solutions have the following drawbacks: although the above-mentioned technology can solve the corrosion resistance of seamless steel pipes, it still does not solve the inconvenience of seamless splicing and installation.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to provide a precise high-pressure-resistant seamless steel tube, which is used for solving the defect that the existing precise high-pressure-resistant seamless steel tube is inconvenient to splice and install.
(II) contents of utility model
In order to solve the technical problems, the utility model provides the following technical scheme: a precise high-pressure-resistance seamless steel tube comprises a first seamless steel tube and a splicing structure, wherein a second seamless steel tube is arranged on one side of the first seamless steel tube;
a splicing structure is arranged at the splicing position of the first seamless steel pipe and the second seamless steel pipe;
the splicing structure comprises a splicing sleeve, an internal thread and an external thread, the splicing sleeve is sleeved at the splicing position of the first seamless steel pipe and the second seamless steel pipe, the external thread is arranged on the outer side wall of one end of the first seamless steel pipe and the outer side wall of one end of the second seamless steel pipe, and the internal thread is arranged on the inner wall of the splicing sleeve.
Preferably, an anticorrosion structure is arranged on the outer side wall of the first seamless steel pipe, the anticorrosion structure comprises epoxy resin paint, epoxy zinc-rich primer and epoxy mica iron antirust paint, the epoxy resin paint coats the surface of the first seamless steel pipe, one side of the epoxy resin paint is coated with the epoxy zinc-rich primer, and one side of the epoxy zinc-rich primer is coated with the epoxy mica iron antirust paint.
Preferably, the inside of first seamless steel pipe is provided with additional strengthening, additional strengthening includes first strengthening rib, boss and second strengthening rib, and first strengthening rib sets up in the inside of first seamless steel pipe, one side of first strengthening rib is provided with the second strengthening rib, the crossing department of first strengthening rib and second strengthening rib is provided with the boss.
Preferably, the outer side wall of the first seamless steel pipe is provided with an external thread, the inner side wall of the splicing sleeve is provided with an internal thread, and the splicing sleeve and the first seamless steel pipe are in threaded connection.
Preferably, the first reinforcing rib is provided with a plurality of, the second reinforcing rib is provided with a plurality of, and a plurality of first reinforcing rib intersects with the second reinforcing rib.
Preferably, the reinforcing blocks are arranged in a plurality of equal intervals in the first seamless steel tube.
Preferably, the first seamless steel tube is provided with a group, the second seamless steel tube is provided with a group, and the first seamless steel tube and the second seamless steel tube are symmetrically distributed about the vertical central axis of the splicing sleeve.
(III) advantageous effects
The utility model provides a precise high-pressure-resistant seamless steel tube, which has the advantages that: by arranging the splicing structure, when splicing, the splicing sleeve is firstly sleeved on the outer side wall of the first seamless steel pipe, then the first seamless steel pipe and the second seamless steel pipe are aligned, and then the splicing sleeve is rotated to fix the splicing sleeve at the splicing part of the first seamless steel pipe and the second seamless steel pipe, so that the splicing work is completed, and the splicing efficiency is improved;
by arranging the anti-corrosion structure, the first seamless steel pipe can be in contact with water molecules in the air when being in contact with the air for a long time, if the first seamless steel pipe is not subjected to protection treatment, the first seamless steel pipe can be easily corroded, and the anti-corrosion effect is improved by using the epoxy resin paint, the epoxy zinc-rich primer and the epoxy mica iron anti-corrosion paint, so that the surface of the first seamless steel pipe is not easily corroded, and the anti-corrosion effect is improved;
through setting up additional strengthening, the condition of bending appears easily in the in-process that first seamless steel pipe used, and the use of first strengthening rib and second strengthening rib can improve the inside intensity of first seamless steel pipe, and the use of second strengthening rib further improves the inside intensity of first seamless steel pipe to improve the resistance to compression effect of first seamless steel pipe, made its difficult condition of buckling that appears when receiving pressure.
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 description of the embodiments or the prior art will be briefly introduced 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 front view of the present invention;
FIG. 2 is a schematic view of a front view partial cross-sectional structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of a corrosion protection structure of the present invention;
fig. 5 is a partial structural view of the reinforcing structure of the present invention.
The reference numerals in the figures illustrate: 1. a first seamless steel tube; 2. splicing structures; 201. splicing sleeves; 202. an internal thread; 203. an external thread; 3. a second seamless steel tube; 4. an anti-corrosion structure; 401. epoxy resin paint; 402. epoxy zinc rich primer; 403. epoxy mica iron anti-rust paint; 5. a reinforcing structure; 501. a first reinforcing rib; 502. a reinforcing block; 503. and a second reinforcing rib.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the precise high-pressure-resistant seamless steel tube provided by the utility model comprises a first seamless steel tube 1 and a splicing structure 2, wherein a second seamless steel tube 3 is arranged on one side of the first seamless steel tube 1, the splicing structure 2 is arranged at the splicing position of the first seamless steel tube 1 and the second seamless steel tube 3, the splicing structure 2 comprises a splicing sleeve 201, an internal thread 202 and an external thread 203, the splicing sleeve 201 is sleeved at the splicing position of the first seamless steel tube 1 and the second seamless steel tube 3, the external thread 203 is arranged on the outer side wall of one end of the first seamless steel tube 1 and one end of the second seamless steel tube 3, the internal thread 202 is arranged on the inner wall of the splicing sleeve 201, the external thread 203 is arranged on the outer side wall of the first seamless steel tube 1, the internal thread 202 is arranged on the inner side wall of the splicing sleeve 201, and the splicing sleeve 201 and the first seamless steel tube 1 form a threaded connection;
when the first seamless steel pipe 1 and the second seamless steel pipe 3 need to be spliced, the splicing sleeve 201 is firstly sleeved on the outer side wall of the first seamless steel pipe 1, then the first seamless steel pipe 1 and the second seamless steel pipe 3 are aligned, the splicing sleeve 201 is rotated after the alignment, and the splicing sleeve 201 is fixed at the splicing position of the first seamless steel pipe 1 and the second seamless steel pipe 3 by driving the internal thread 202 and the external thread 203 to rotate, so that the splicing work is completed, and the threaded connection is arranged to enable the splicing sleeve to be more convenient and firm during splicing;
an anticorrosion structure 4 is arranged on the outer side wall of the first seamless steel pipe 1, the anticorrosion structure 4 comprises epoxy resin paint 401, epoxy zinc-rich primer 402 and epoxy mica iron antirust paint 403, the epoxy resin paint 401 is coated on the surface of the first seamless steel pipe 1, one side of the epoxy resin paint 401 is coated with the epoxy zinc-rich primer 402, and one side of the epoxy zinc-rich primer 402 is coated with the epoxy mica iron antirust paint 403;
when the first seamless steel pipe 1 is in contact with the air for a long time, the first seamless steel pipe 1 can be in contact with water molecules in the air, if the first seamless steel pipe is not subjected to protection treatment, the corrosion condition can be easily caused, a protective layer can be formed on the surface of the first seamless steel pipe 1 by using the epoxy resin paint 401 to prevent the water molecules in the air from being in contact with the surface of the first seamless steel pipe 1, the corrosion prevention effect is further improved by using the epoxy zinc-rich primer 402 and the epoxy mica iron antirust paint 403, the corrosion condition is not easily caused on the surface of the first seamless steel pipe 1, and the corrosion prevention effect is improved,
the reinforcing structure 5 is arranged inside the first seamless steel pipe 1, the reinforcing structure 5 comprises a first reinforcing rib 501, reinforcing blocks 502 and a second reinforcing rib 503, the first reinforcing rib 501 is arranged inside the first seamless steel pipe 1, the second reinforcing rib 503 is arranged on one side of the first reinforcing rib 501, the reinforcing blocks 502 are arranged at the intersection of the first reinforcing rib 501 and the second reinforcing rib 503, the first reinforcing rib 501 is provided with a plurality of reinforcing ribs, the second reinforcing rib 503 is provided with a plurality of reinforcing ribs, the plurality of reinforcing ribs 501 are intersected with the second reinforcing rib 503, the reinforcing blocks 502 are provided with a plurality of reinforcing blocks 502, the plurality of reinforcing blocks 502 are arranged in the first seamless steel pipe 1 at equal intervals, the first seamless steel pipe 1 is provided with a group, the second seamless steel pipe 3 is provided with a group, and the first seamless steel pipe 1 and the second seamless steel pipe 3 are symmetrically distributed about the vertical central axis of the splicing sleeve 201;
the condition of bending easily appears in the in-process that first seamless steel pipe 1 used, the inside intensity of first seamless steel pipe 1 can have been improved in the use of first strengthening rib 501 and second strengthening rib 503, the inside intensity of first seamless steel pipe 1 is further improved in the use of second strengthening rib 503, thereby the resistance to compression effect of first seamless steel pipe 1 has been improved, make the difficult condition of buckling that appears when receiving pressure, thereby the high accuracy and the effect of bending resistance of first seamless steel pipe 1 have been improved, the use of additional strengthening 5 is in the in-process that first seamless steel pipe 1 used, can not just appear crooked because of the pressure of a bit, lead to the unable continued use of first seamless steel pipe 1.
The working principle is as follows: when the seamless steel pipe splicing device is used, firstly, when the first seamless steel pipe 1 and the second seamless steel pipe 3 need to be spliced, the splicing sleeve 201 is sleeved on the outer side wall of the first seamless steel pipe 1, then the first seamless steel pipe 1 and the second seamless steel pipe 3 are aligned, after the alignment, the splicing sleeve 201 is rotated by driving the internal thread 202 and the external thread 203 to rotate, and therefore the splicing sleeve is fixed at the splicing position of the first seamless steel pipe 1 and the second seamless steel pipe 3, and the splicing work is completed;
secondly, the first seamless steel pipe 1 is easy to bend in the using process, the strength inside the first seamless steel pipe 1 can be improved by using the first reinforcing ribs 501 and the second reinforcing ribs 503, and the strength inside the first seamless steel pipe 1 is further improved by using the second reinforcing ribs 503, so that the compression resistance effect of the first seamless steel pipe 1 is improved, the bending condition is not easy to occur when the first seamless steel pipe is subjected to pressure, and the high-precision and bending resistance effects of the first seamless steel pipe 1 are improved;
finally, the first seamless steel tube 1 can be in contact with water molecules in the air when being in contact with the air for a long time, if the corrosion condition can easily occur without protection treatment, a protective layer can be formed on the surface of the first seamless steel tube 1 by using the epoxy resin paint 401 to prevent the water molecules in the air from being in contact with the surface of the first seamless steel tube 1, the corrosion prevention effect is further improved by using the epoxy zinc-rich primer 402 and the epoxy mica iron anti-rust paint 403, the corrosion condition is not easy to occur on the surface of the first seamless steel tube 1, and the use work of the precise high-pressure-resistant seamless steel tube is finally completed.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a seamless steel pipe of accurate high resistance to compression, includes first seamless steel pipe (1) and mosaic structure (2), its characterized in that: a second seamless steel pipe (3) is arranged on one side of the first seamless steel pipe (1);
a splicing structure (2) is arranged at the splicing position of the first seamless steel pipe (1) and the second seamless steel pipe (3);
the splicing structure (2) comprises a splicing sleeve (201), an internal thread (202) and an external thread (203), wherein the splicing sleeve (201) is sleeved at the splicing position of the first seamless steel pipe (1) and the second seamless steel pipe (3), the external thread (203) is arranged on the outer side wall of one end of the first seamless steel pipe (1) and the outer side wall of one end of the second seamless steel pipe (3), and the internal thread (202) is arranged on the inner wall of the splicing sleeve (201).
2. The precision high pressure resistant seamless steel tube according to claim 1, characterized in that: the outer side wall of the first seamless steel pipe (1) is provided with an anti-corrosion structure (4), the anti-corrosion structure (4) comprises epoxy resin paint (401), epoxy zinc-rich primer (402) and epoxy micaceous iron anti-corrosion paint (403), the epoxy resin paint (401) is coated on the surface of the first seamless steel pipe (1), one side of the epoxy resin paint (401) is coated with the epoxy zinc-rich primer (402), and one side of the epoxy zinc-rich primer (402) is coated with the epoxy micaceous iron anti-corrosion paint (403).
3. The precision high pressure resistant seamless steel tube according to claim 1, characterized in that: the inside of first seamless steel pipe (1) is provided with additional strengthening (5), additional strengthening (5) include first strengthening rib (501), boss (502) and second strengthening rib (503), and first strengthening rib (501) set up in the inside of first seamless steel pipe (1), one side of first strengthening rib (501) is provided with second strengthening rib (503), the crossing department of first strengthening rib (501) and second strengthening rib (503) is provided with boss (502).
4. The precision high pressure resistant seamless steel tube according to claim 1, characterized in that: the outer side wall of the first seamless steel pipe (1) is provided with an external thread (203), the inner side wall of the splicing sleeve (201) is provided with an internal thread (202), and the splicing sleeve (201) is in threaded connection with the first seamless steel pipe (1).
5. The precision high pressure resistant seamless steel tube according to claim 3, characterized in that: the first reinforcing ribs (501) are provided with a plurality of reinforcing ribs, the second reinforcing ribs (503) are provided with a plurality of reinforcing ribs, and the first reinforcing ribs (501) and the second reinforcing ribs (503) are intersected.
6. The precision high pressure resistant seamless steel tube according to claim 3, characterized in that: the reinforcing blocks (502) are arranged in a plurality, and the reinforcing blocks (502) are arranged in the first seamless steel pipe (1) at equal intervals.
7. The precision high pressure resistant seamless steel tube according to claim 1, characterized in that: the first seamless steel tube (1) is provided with a group, the second seamless steel tube (3) is provided with a group, and the first seamless steel tube (1) and the second seamless steel tube (3) are symmetrically distributed about the vertical central axis of the splicing sleeve (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121261221.6U CN215334951U (en) | 2021-06-07 | 2021-06-07 | Accurate high resistance to compression seamless steel pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121261221.6U CN215334951U (en) | 2021-06-07 | 2021-06-07 | Accurate high resistance to compression seamless steel pipe |
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| CN215334951U true CN215334951U (en) | 2021-12-28 |
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| CN202121261221.6U Active CN215334951U (en) | 2021-06-07 | 2021-06-07 | Accurate high resistance to compression seamless steel pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114482873A (en) * | 2022-02-23 | 2022-05-13 | 临沂金正阳管业有限公司 | Seamless steel tube for precision core drill rod |
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2021
- 2021-06-07 CN CN202121261221.6U patent/CN215334951U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114482873A (en) * | 2022-02-23 | 2022-05-13 | 临沂金正阳管业有限公司 | Seamless steel tube for precision core drill rod |
| CN114482873B (en) * | 2022-02-23 | 2022-09-23 | 临沂金正阳管业有限公司 | Seamless steel pipe for precision core drill rod |
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