CN211231902U - Anti-frost-crack stainless steel lined composite steel pipe - Google Patents
Anti-frost-crack stainless steel lined composite steel pipe Download PDFInfo
- Publication number
- CN211231902U CN211231902U CN201921923324.7U CN201921923324U CN211231902U CN 211231902 U CN211231902 U CN 211231902U CN 201921923324 U CN201921923324 U CN 201921923324U CN 211231902 U CN211231902 U CN 211231902U
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- steel pipe
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- pipe body
- buffer layer
- heat preservation
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Abstract
The utility model discloses a prevent frostbite and split compound steel pipe of inside lining stainless steel, including the steel pipe body, the steel pipe body outside has set gradually heat preservation, buffer layer, anticorrosive coating and fluoroplastics layer, the heat preservation is connected through pasting the steel pipe body, the heat preservation with the buffer layer passes through the joint and connects, the anticorrosive coating with the buffer layer is connected through pasting, the fluoroplastics layer with the buffer layer is connected through cup jointing, steel pipe body inboard is provided with multiunit guiding gutter and multiunit be the heliciform between the guiding gutter. The utility model has the advantages of the steel pipe body is high in strength, strong in corrosion resistance, and can prevent the steel pipe body from frost cracking.
Description
Technical Field
The utility model relates to a compound steel pipe technical field, specific prevent frostbite and split compound steel pipe of inside lining stainless steel that says so.
Background
The lining stainless steel composite steel pipe is a thin-wall stainless steel pipe compounded on the inner wall of the steel pipe, the corrosion resistance of the steel pipe in the water, hot water, gas, natural gas and oil transportation processes is greatly improved by the bimetal composite steel pipe, the surface is smooth, the fluid resistance is small, the mechanical strength of the steel pipe is high, when the weather is cold, water in the lining stainless steel composite steel pipe for water transportation is easy to freeze and expand, the steel pipe is shrunk by cooling, the steel pipe is frost-cracked, the existing lining stainless steel composite steel pipe tightly adopts heat insulation cotton sleeved on the outer wall of the steel pipe for freezing prevention, but the frost-cracking of the lining stainless steel composite steel pipe cannot be completely prevented.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a steel pipe body intensity is high, resistance to corrosion is strong, can prevent the compound steel pipe of stainless steel of steel pipe body frost crack.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a compound steel pipe of inside lining stainless steel prevents frostbite and splits, includes the steel pipe body, the steel pipe body outside has set gradually heat preservation, buffer layer, anticorrosive coating and fluoroplastics layer, the heat preservation is connected through pasting the steel pipe body, the heat preservation with the buffer layer passes through the joint to be connected, the anticorrosive coating with the buffer layer is connected through pasting, the fluoroplastics layer with the buffer layer is connected through cup jointing, steel pipe body inboard is provided with multiunit guiding gutter and multiunit be the heliciform between the guiding gutter.
The outer side of the fluoroplastic layer is connected with a temperature-sensitive color-changing layer in a sticking mode, and the thickness of the temperature-sensitive color-changing layer is 3mm-6 mm.
The width of the water guide grooves is 1cm-1.5cm, and the number of the water guide grooves is 3-5 groups.
The heat preservation layer adopts heat preservation cotton, the buffer layer adopts rubber materials.
The heat preservation upper end is arranged and is provided with the multiunit connector link, the connector link is the U type form, the buffer layer lower extreme is arranged and is provided with the multiunit connecting block just seted up on the connecting block with connector link assorted card hole.
The thickness of the anticorrosive coating is 5mm-10 mm.
The utility model has the advantages that: through the buffer layer and the anticorrosive layer on the outer side of the steel pipe body, when the steel pipe body is impacted, the buffer layer can reduce the force applied to the steel pipe body, the strength of the steel pipe body is improved, and the anticorrosive layer can increase the corrosion resistance of the steel pipe body; be the heliciform and cooperate the use with the heat preservation that the steel pipe body outside set gradually through steel pipe body inboard be provided with between multiunit guiding gutter and the multiunit guiding gutter, rivers can be convenient for flow when rivers pass through for water is difficult for freezing, can prevent that the steel pipe body from freezing and splitting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
In the figure: 1 steel pipe body, 2 heat preservation, 3 buffer layers, 4 anticorrosive coatings, 5 fluoroplastics layers, 6 guiding gutters, 7 temperature sensing discoloration layers, 8 connector links, 9 connecting blocks.
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. 1-2, an anti-frost-crack lining stainless steel composite steel pipe comprises a steel pipe body 1, wherein a heat insulation layer 2, a buffer layer 3, an anti-corrosion layer 4 and a fluoroplastic layer 5 are sequentially arranged on the outer side of the steel pipe body 1, the heat insulation layer 2 is connected with the steel pipe body 1 through adhesion, the heat insulation layer 2 is connected with the buffer layer 3 through clamping, the anti-corrosion layer 4 is connected with the buffer layer 3 through adhesion, the fluoroplastic layer 5 is connected with the buffer layer 3 through sleeving, a plurality of groups of water chutes 6 are arranged on the inner side of the steel pipe body 1, and.
In the utility model, the outer side of the fluoroplastic layer 5 is connected with a temperature-sensitive color-changing layer 7 by sticking, and the thickness of the temperature-sensitive color-changing layer 7 is 3mm-6 mm;
the width of the water chutes 6 is 1cm-1.5cm, and the number of the water chutes 6 is 3-5 groups;
the heat-insulating layer 2 is made of heat-insulating cotton, and the buffer layer 3 is made of rubber material;
a plurality of groups of connecting buckles 8 are arranged at the upper end of the heat preservation layer 2, the connecting buckles 8 are U-shaped, a plurality of groups of connecting blocks 9 are arranged at the lower end of the buffer layer 3, and clamping holes matched with the connecting buckles 8 are formed in the connecting blocks 9;
the thickness of the anticorrosive layer 4 is 5mm-10 mm.
The utility model discloses a theory of operation is: when the steel pipe is used, the buffer layer 3 and the anticorrosive layer 4 on the outer side of the steel pipe body 1 are used, when the steel pipe body 1 is impacted, the buffer layer 3 can reduce the force applied to the steel pipe body 1, the strength of the steel pipe body 1 is improved, and the anticorrosive layer 4 can increase the corrosion resistance of the steel pipe body 1; be the heliciform and cooperate the use with the heat preservation 2 that the steel pipe body 1 outside set gradually through 1 inboard multiunit guiding gutter 6 and multiunit guiding gutter 6 between the steel pipe body for rivers flow when rivers process, make water be difficult for freezing, can prevent steel pipe body 1 frost crack.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a compound steel pipe of frost crack prevention inside lining stainless steel, includes steel pipe body (1), its characterized in that: steel pipe body (1) outside has set gradually heat preservation (2), buffer layer (3), anticorrosive coating (4) and fluoroplastics layer (5), heat preservation (2) are connected through pasting steel pipe body (1), heat preservation (2) with buffer layer (3) are connected through the joint, anticorrosive coating (4) with buffer layer (3) are connected through pasting, fluoroplastics layer (5) with buffer layer (3) are connected through cup jointing, steel pipe body (1) inboard is provided with multiunit guiding gutter (6) and multiunit be the heliciform between guiding gutter (6).
2. The frost crack prevention lined stainless steel composite steel pipe of claim 1, wherein: the outer side of the fluoroplastic layer (5) is connected with a temperature-sensitive discoloring layer (7) through pasting, and the thickness of the temperature-sensitive discoloring layer (7) is 3-6 mm.
3. The frost crack prevention lined stainless steel composite steel pipe of claim 1, wherein: the width of the water chutes (6) is 1cm-1.5cm, and the number of the water chutes (6) is 3-5 groups.
4. The frost crack prevention lined stainless steel composite steel pipe of claim 1, wherein: the heat preservation layer (2) is made of heat preservation cotton, and the buffer layer (3) is made of rubber materials.
5. The frost crack prevention lined stainless steel composite steel pipe of claim 1, wherein: arrange on heat preservation (2) and be provided with multiunit connector link (8), connector link (8) are the U type form, buffer layer (3) lower extreme is arranged and is provided with multiunit connecting block (9) just seted up on connecting block (9) with connector link (8) assorted card hole.
6. The frost crack prevention lined stainless steel composite steel pipe of claim 1, wherein: the thickness of the anticorrosive layer (4) is 5mm-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921923324.7U CN211231902U (en) | 2019-11-08 | 2019-11-08 | Anti-frost-crack stainless steel lined composite steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921923324.7U CN211231902U (en) | 2019-11-08 | 2019-11-08 | Anti-frost-crack stainless steel lined composite steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211231902U true CN211231902U (en) | 2020-08-11 |
Family
ID=71917389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921923324.7U Expired - Fee Related CN211231902U (en) | 2019-11-08 | 2019-11-08 | Anti-frost-crack stainless steel lined composite steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211231902U (en) |
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2019
- 2019-11-08 CN CN201921923324.7U patent/CN211231902U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20211108 |