CN213900347U - Direct-buried heat-insulation steel pipe - Google Patents
Direct-buried heat-insulation steel pipe Download PDFInfo
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- CN213900347U CN213900347U CN202022449790.5U CN202022449790U CN213900347U CN 213900347 U CN213900347 U CN 213900347U CN 202022449790 U CN202022449790 U CN 202022449790U CN 213900347 U CN213900347 U CN 213900347U
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Abstract
The utility model discloses a directly bury formula heat preservation steel pipe, including the main part pipe, the surface cover of main part pipe is equipped with the fixed block, the bottom threaded connection that the surface of main part pipe just is located the fixed block has the position control lantern ring, the threaded groove with position control lantern ring matched with has been seted up on the surface of main part pipe, the fixed block includes the fixed body of ear shape, the external fixed cover of bottom fixedly connected with of the fixed body of ear shape, the bolt hole has been seted up to the equal fixed both sides of the fixed body of ear shape, and the main part pipe includes inside fixed pipeline, and the fixed surface of inside fixed pipeline is connected with the asbestos heat preservation, and the fixed surface of asbestos heat preservation is connected with first anticorrosion shell, the utility model relates to a steel pipe technical field. This directly bury formula heat preservation steel pipe has solved current directly bury formula heat preservation steel pipe and has mostly been for not having stable external fixation structure, and the anticorrosive coating is mostly the one deck moreover, uses unsafe, and the installation is not put just moreover, the problem of maintenance efficiency.
Description
Technical Field
The utility model relates to a steel pipe technical field specifically is a direct-burried heat preservation steel pipe.
Background
Steel having a hollow cross-section with a length much greater than the diameter or circumference. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross 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.
Most of the existing direct-buried heat-insulating steel pipes are not provided with a stable external fixing structure, and the anticorrosive coatings are mostly one layer, so that the direct-buried heat-insulating steel pipes are unsafe to use, inconvenient to install and low in maintenance efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a direct-burried heat preservation steel pipe has solved current direct-burried heat preservation steel pipe and has mostly for not stabilizing outside fixed knot structure, and the anticorrosive coating is mostly the one deck moreover, uses unsafe, installs not just moreover, the problem of maintenance efficiency.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a direct-burried heat preservation steel pipe, includes the main part pipe, the surface cover of main part pipe is equipped with the fixed block, the bottom threaded connection that the surface of main part pipe just is located the fixed block has the position control lantern ring, the threaded groove with position control lantern ring matched with is seted up on the surface of main part pipe, the fixed block includes the ear-shaped fixed body, the external fixed cover of bottom fixedly connected with of the ear-shaped fixed body, the equal fixed bolt hole of having seted up in both sides of the ear-shaped fixed body, the main part pipe includes inside fixed pipeline, the outer fixed surface of inside fixed pipeline is connected with the asbestos heat preservation, the first anticorrosion shell of outer fixed surface fixedly connected with of asbestos heat preservation, the outer fixed surface of first anticorrosion shell is connected with the second anticorrosion shell.
Preferably, the first anticorrosion shell is made of stainless steel, and the thickness of the first anticorrosion shell is 1-3 cm.
Preferably, the second anticorrosion shell is made of synthetic plastics, and the thickness of the second anticorrosion shell is 2-4 cm.
Preferably, the surface of the thread groove is coated with grease.
Preferably, the position adjusting collar is made of plastic.
Preferably, the asbestos insulation layer is made of porous asbestos.
Advantageous effects
The utility model provides a direct-buried heat preservation steel pipe. Compared with the prior art, the method has the following beneficial effects:
this directly bury formula heat preservation steel pipe, through the surface at the main part pipe seted up with position control lantern ring matched with thread groove, the fixed block includes the fixed body of ear shape, the external fixed cover of bottom fixedly connected with of the fixed body of ear shape, the bolt hole has been seted up to the equal fixed bolt hole in both sides of the fixed body of ear shape, the main part pipe includes inside fixed pipeline, the external fixed surface of inside fixed pipeline is connected with the asbestos heat preservation, the first anticorrosion cover of external fixed surface of asbestos heat preservation is connected with, the external fixed surface of first anticorrosion cover is connected with the second anticorrosion cover, it is most for not stabilizing external fixation structure to have solved current directly burying formula heat preservation steel pipe, and the anticorrosion cover is mostly one deck, use unsafe, and the installation is not just, the problem of maintenance efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the fixing block of the present invention;
fig. 3 is a sectional view of the main tube of the present invention.
In the figure: 1-main body pipe, 101-internal fixed pipeline, 102-asbestos heat insulation layer, 103-first anti-corrosion shell, 104-second anti-corrosion shell, 2-fixed block, 201-ear-shaped fixed body, 202-external fixed sleeve, 203-bolt hole, 3-thread groove and 4-position adjusting lantern ring.
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. 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.
Referring to fig. 1-3, the present invention provides a technical solution: a direct-buried heat-insulating steel pipe comprises a main body pipe 1, wherein a fixed block 2 is sleeved on the surface of the main body pipe 1, a position adjusting lantern ring 4 is connected to the surface of the main body pipe 1 and is positioned at the bottom end of the fixed block 2 in a threaded manner, a threaded groove 3 matched with the position adjusting lantern ring 4 is formed in the surface of the main body pipe 1, the fixed block 2 comprises an ear-shaped fixed body 201, an external fixed sleeve 202 is fixedly connected to the bottom of the ear-shaped fixed body 201, bolt holes 203 are fixedly formed in two sides of the ear-shaped fixed body 201, the main body pipe 1 comprises an internal fixed pipeline 101, an asbestos heat-insulating layer 102 is fixedly connected to the outer surface of the internal fixed pipeline 101, a first corrosion-resistant shell 103 is fixedly connected to the outer surface of the asbestos heat-insulating layer 102, a second corrosion-resistant shell 104 is fixedly connected to the outer surface of the first corrosion-resistant shell 103, the problem that most of the existing direct-buried heat-insulating steel pipe is not provided with a stable external fixed structure is solved, and the corrosion-resistant layer is mostly one layer, the use is unsafe, the installation is inconvenient, and the maintenance efficiency is high.
The first corrosion prevention shell 103 is made of stainless steel, and the thickness of the first corrosion prevention shell 103 is 1-3 cm.
The second corrosion prevention shell 104 is made of synthetic plastic, and the thickness of the second corrosion prevention shell 104 is 2-4 cm.
The surface of the thread groove 3 is coated with grease.
The position adjusting collar 4 is made of plastic.
The asbestos insulation layer 102 is made of porous asbestos.
During the use, can effectually keep warm to inside fixed pipeline 101 through asbestos heat preservation 102, can effectually prevent through first anticorrosion casing 103 and second anticorrosion casing 104 that main part pipe 1 from being corroded by soil, it is safer to use, can adjust the position of main part pipe 1 through position control lantern ring 4, and is safe in utilization, convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a direct-burried heat preservation steel pipe, includes main part pipe (1), its characterized in that: the surface of the main body pipe (1) is sleeved with a fixed block (2), the surface of the main body pipe (1) and the bottom end of the fixed block (2) are in threaded connection with a position adjusting lantern ring (4), the surface of the main body pipe (1) is provided with a thread groove (3) matched with the position adjusting lantern ring (4), the fixed block (2) comprises an ear-shaped fixed body (201), the bottom of the ear-shaped fixed body (201) is fixedly connected with an external fixed sleeve (202), bolt holes (203) are fixedly arranged on both sides of the ear-shaped fixing body (201), the main body pipe (1) comprises an internal fixed pipeline (101), the outer surface of the internal fixed pipeline (101) is fixedly connected with an asbestos heat-insulating layer (102), the outer surface of the asbestos heat-insulating layer (102) is fixedly connected with a first anti-corrosion shell (103), and a second anti-corrosion shell (104) is fixedly connected to the outer surface of the first anti-corrosion shell (103).
2. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the first anti-corrosion shell (103) is made of stainless steel, and the thickness of the first anti-corrosion shell (103) is 1-3 cm.
3. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the second anticorrosion shell (104) is made of synthetic plastics, and the thickness of the second anticorrosion shell (104) is 2-4 cm.
4. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the surface of the thread groove (3) is coated with grease.
5. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the position adjusting lantern ring (4) is made of plastic.
6. The direct-buried heat-insulating steel pipe according to claim 1, characterized in that: the asbestos insulation layer (102) is made of porous asbestos.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449790.5U CN213900347U (en) | 2020-10-29 | 2020-10-29 | Direct-buried heat-insulation steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449790.5U CN213900347U (en) | 2020-10-29 | 2020-10-29 | Direct-buried heat-insulation steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213900347U true CN213900347U (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022449790.5U Active CN213900347U (en) | 2020-10-29 | 2020-10-29 | Direct-buried heat-insulation steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213900347U (en) |
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2020
- 2020-10-29 CN CN202022449790.5U patent/CN213900347U/en active Active
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