CN212455833U - Sleeve-in steel pipe - Google Patents
Sleeve-in steel pipe Download PDFInfo
- Publication number
- CN212455833U CN212455833U CN202020798735.4U CN202020798735U CN212455833U CN 212455833 U CN212455833 U CN 212455833U CN 202020798735 U CN202020798735 U CN 202020798735U CN 212455833 U CN212455833 U CN 212455833U
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- China
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- steel pipe
- annular
- sleeve
- pipe body
- side wall
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Abstract
The utility model relates to a steel pipe technical field, and a sleeve formula steel pipe is disclosed, including two steel pipe bodies, the outer pipe wall left end of steel pipe body is all fixed and has cup jointed annular fixed plate, and the left side wall of annular fixed plate rotates through antifriction bearing and is connected with the internal thread cover, the outer pipe wall right-hand member of steel pipe body is fixed to have cup jointed the external screw thread cover, and the inside wall of internal thread cover and the lateral wall threaded connection of external screw thread cover, the left end fixedly connected with sleeve pipe of steel pipe body, the inside wall right-hand member of steel pipe body seted up with sleeve pipe assorted ring channel, a plurality of evenly distributed's of sheathed tube outer pipe. The utility model discloses can not need the technical staff of specialty can accomplish the installation of emboliaing of a plurality of steel pipes, and simple to operate, the installation effectiveness is high, and the resistance to compression, anti deformation and the corrosion resisting property of steel pipe are good simultaneously, long service life.
Description
Technical Field
The utility model relates to a steel pipe technical field especially relates to a nested steel pipe.
Background
The steel pipe is a steel material with a hollow section, the length of the steel material is far greater than the diameter or the perimeter, and the steel pipe is divided into circular, square, rectangular and special-shaped steel pipes according to the shape of the section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process includes seamless steel pipe and welded steel pipe, the seamless steel pipe includes hot rolling and cold rolling (drawing), and the welded steel pipe includes straight seam welded steel pipe and spiral seam welded steel pipe.
At present, steel pipes are indispensable in daily construction, and two adjacent steel pipes are generally fixedly connected by welding or by flange bolts, but the two methods still have the following defects:
firstly, the welding mode not only needs a professional welder to weld, but also has larger labor capacity and lower installation efficiency;
secondly, through the mode of flange bolt, the leakproofness after the installation is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving generally and carrying out fixed connection through the welding between two adjacent steel pipes among the prior art, or carry out fixed connection through the flange bolt, but the welding mode not only needs the welder of specialty to weld, and the amount of labour is great moreover, and the installation effectiveness is lower, and through the mode of flange bolt, the relatively poor problem of leakproofness after the installation, and the nested steel pipe that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a sleeved steel pipe, includes two steel pipe bodies, the outer pipe wall left end of steel pipe body is all fixed to have cup jointed annular fixed plate, and the left side wall of annular fixed plate rotates through antifriction bearing and is connected with the internal thread cover, the outer pipe wall right-hand member of steel pipe body is fixed to have cup jointed the external screw thread cover, and the inside wall of internal screw thread cover and the lateral wall threaded connection of external screw thread cover, the left end fixedly connected with sleeve pipe of steel pipe body, the inside wall right-hand member of steel pipe body seted up with sleeve pipe assorted ring channel, a plurality of evenly distributed's of sheathed tube outer pipe wall fixedly connected with elastic sealing ring, and the lateral wall of ring channel set up a plurality ofly.
Preferably, a plurality of evenly distributed annular strengthening ribs are fixedly sleeved on the outer side wall of the steel pipe body, two adjacent annular strengthening ribs are fixedly provided with a plurality of evenly distributed first strengthening ribs, and the side walls of the first strengthening ribs are fixedly connected with the outer pipe wall of the steel pipe body.
Preferably, the fixed annular connecting plate that has cup jointed of outer pipe wall right-hand member of steel pipe body, and the annular connecting plate is located the left side setting of external screw thread cover, the left end fixedly connected with first sealing ring of internal screw thread cover, and the right side wall of annular connecting plate set up with first sealing ring assorted second annular seal groove.
Preferably, the outer side wall and the inner side wall of the steel pipe body are coated with epoxy zinc-rich primer layers.
Preferably, the outer side wall of the internal thread sleeve is provided with a plurality of anti-skid grains which are uniformly distributed.
Preferably, the outer diameter of the annular connecting plate is the same as that of the annular fixing plate.
Compared with the prior art, the utility model provides a nested steel pipe possesses following beneficial effect:
1. this formula steel pipe of embolia, through the annular fixed plate that is equipped with, antifriction bearing, mutually supporting of internal thread cover and external screw thread cover, can be convenient for people accomplish the installation of two adjacent steel pipe bodies fast, do not need professional technical staff to accomplish the installation, and simple to operate, the installation effectiveness is high, through mutually supporting of the sleeve pipe that is equipped with, a plurality of elastic sealing ring and a plurality of first annular seal groove, can embolia two adjacent steel pipes and connect, the leakproofness after two adjacent steel pipe installations has effectively been guaranteed.
2. This formula steel pipe of driving in, through mutually supporting of a plurality of annular strengthening ribs and a plurality of first strengthening rib that are equipped with, can effectively improve the resistance to compression and the anti deformability of steel pipe body, through the rich zinc priming paint layer of epoxy that is equipped with, can effectively improve the corrosion resisting property of steel pipe body, improve the life of steel pipe.
The device does not involve the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses can not need the technical staff of specialty can accomplish the installation of emboliaing of a plurality of steel pipes, and simple to operate, the installation effectiveness is high, and the resistance to compression, anti deformation and the corrosion resistance of steel pipe are good simultaneously, long service life.
Drawings
Fig. 1 is a schematic structural view of a sleeved steel pipe provided by the present invention;
FIG. 2 is an enlarged view of the portion A in FIG. 1;
FIG. 3 is a partial side view of the steel pipe body of FIG. 1;
fig. 4 is a schematic structural diagram of the position of the antiskid lines in fig. 1.
In the figure: 1 steel pipe body, 2 annular fixed plates, 3 antifriction bearing, 4 internal thread cover, 5 external thread cover, 6 sleeve pipes, 7 elastic sealing ring, 8 first annular seal grooves, 9 annular strengthening ribs, 10 first strengthening ribs, 11 annular connecting plates, 12 first sealing rings, 13 epoxy zinc-rich priming paint layer, 14 anti-skidding lines.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a sleeve type steel pipe, including two steel pipe bodies 1, annular fixed plate 2 has all been fixed to cup joint to the outer pipe wall left end of steel pipe body 1, and the left side wall of annular fixed plate 2 rotates through antifriction bearing 3 and is connected with interior thread bush 4, the fixed external screw thread bush 5 that has cup jointed of outer pipe wall right-hand member of steel pipe body 1, and the inside wall of interior thread bush 4 and the lateral wall threaded connection of external screw thread bush 5, the left end fixedly connected with sleeve pipe 6 of steel pipe body 1, the inside wall right-hand member of steel pipe body 1 has seted up the ring channel with 6 assorted of sleeve pipe, the outer pipe wall fixedly connected with a plurality of evenly distributed's of elastic sealing ring 7 of sleeve pipe 6, and the lateral wall of ring channel has.
The fixed annular strengthening rib 9 that has cup jointed a plurality of evenly distributed of lateral wall of steel pipe body 1, all fixed first strengthening rib 10 that is equipped with a plurality of evenly distributed between two adjacent annular strengthening ribs 9, and the lateral wall of a plurality of first strengthening ribs 10 all with steel pipe body 1's outer pipe wall fixed connection, can effectively improve steel pipe body 1's resistance to compression and anti deformation performance.
Fixed cover of outer pipe wall right-hand member of steel pipe body 1 has connect annular connecting plate 11, and annular connecting plate 11 is located the left side setting of external screw thread cover 5, the left end fixedly connected with first sealing ring 12 of internal thread cover 4, and the right side wall of annular connecting plate 11 set up with first sealing ring 12 assorted second annular seal groove, two steel pipe body 1 installation backs, the leakproofness of internal thread cover 4 and external screw thread cover 5 junction can be guaranteed to first sealing ring 12, prevent that the junction from being corroded, influence the stability of connecting.
The outer side wall and the inner side wall of the steel pipe body 1 are coated with the epoxy zinc-rich primer layer 13, so that the corrosion resistance of the steel pipe body 1 can be effectively improved.
The outer side wall of the internal thread sleeve 4 is provided with a plurality of anti-slip threads 14 which are uniformly distributed, so that the friction force between a human hand and the internal thread sleeve 4 can be increased, and people can rotate the internal thread sleeve 4 conveniently.
The external diameter of annular connecting plate 11 is the same with the external diameter of annular fixed plate 2, can make steel pipe body 1 keep the level when placing steel pipe body 1, improves the convenience of installation.
In the utility model, when in use, the inner thread sleeve 4 is aligned with the outer thread sleeve 5 and the inner thread sleeve 4 is twisted through the annular fixing plate 2, the rolling bearing 3, the inner thread sleeve 4 and the outer thread sleeve 5, so that one of the steel pipe bodies 1 can move leftwards, thereby completing the installation and connection of two adjacent steel pipe bodies 1, being convenient for people to rapidly complete the installation of two adjacent steel pipe bodies, being capable of completing the installation without professional technicians, having convenient installation and high installation efficiency, through the sleeve 6, the plurality of elastic sealing rings 7 and the plurality of first annular sealing grooves 8, the plurality of elastic sealing rings 7 can be mutually attached to the plurality of first annular sealing grooves 8 when entering the annular groove, therefore, the adjacent two steel pipe bodies 1 can be sleeved and connected, and the sealing performance of the adjacent two steel pipe bodies 1 after installation is effectively guaranteed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A sleeved steel pipe comprises two steel pipe bodies (1) and is characterized in that the left ends of the outer pipe walls of the steel pipe bodies (1) are fixedly sleeved with annular fixing plates (2), and the left side wall of the annular fixed plate (2) is rotationally connected with an internal thread sleeve (4) through a rolling bearing (3), the right end of the outer pipe wall of the steel pipe body (1) is fixedly sleeved with an external thread sleeve (5), and the inner side wall of the inner thread sleeve (4) is in threaded connection with the outer side wall of the outer thread sleeve (5), a sleeve (6) is fixedly connected at the left end of the steel pipe body (1), an annular groove matched with the sleeve (6) is formed at the right end of the inner side wall of the steel pipe body (1), the outer pipe wall of the sleeve (6) is fixedly connected with a plurality of elastic sealing rings (7) which are uniformly distributed, and the side wall of the annular groove is provided with a plurality of first annular seal grooves (8) matched with the elastic seal ring (7).
2. The sleeved steel pipe according to claim 1, wherein a plurality of uniformly distributed annular reinforcing ribs (9) are fixedly sleeved on the outer side wall of the steel pipe body (1), a plurality of uniformly distributed first reinforcing ribs (10) are fixedly arranged between every two adjacent annular reinforcing ribs (9), and the side walls of the plurality of first reinforcing ribs (10) are fixedly connected with the outer pipe wall of the steel pipe body (1).
3. A sleeved steel pipe according to claim 1, wherein the right end of the outer pipe wall of the steel pipe body (1) is fixedly sleeved with an annular connecting plate (11), the annular connecting plate (11) is located at the left side of the external thread sleeve (5), the left end of the internal thread sleeve (4) is fixedly connected with a first sealing ring (12), and the right side wall of the annular connecting plate (11) is provided with a second annular sealing groove matched with the first sealing ring (12).
4. A run-in steel pipe according to claim 1, wherein the outer and inner side walls of the steel pipe body (1) are coated with a zinc-rich epoxy primer layer (13).
5. A sleeved steel pipe according to claim 1, wherein the outer side wall of the internally threaded sleeve (4) is provided with a plurality of evenly distributed anti-slip threads (14).
6. A invaginated steel tube according to claim 3, characterized in that the annular web (11) has the same outer diameter as the annular retaining plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798735.4U CN212455833U (en) | 2020-05-14 | 2020-05-14 | Sleeve-in steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798735.4U CN212455833U (en) | 2020-05-14 | 2020-05-14 | Sleeve-in steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212455833U true CN212455833U (en) | 2021-02-02 |
Family
ID=74481954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020798735.4U Expired - Fee Related CN212455833U (en) | 2020-05-14 | 2020-05-14 | Sleeve-in steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212455833U (en) |
-
2020
- 2020-05-14 CN CN202020798735.4U patent/CN212455833U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 Termination date: 20210514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |