CN213236602U - Corrosion-resistant stainless steel pipe - Google Patents
Corrosion-resistant stainless steel pipe Download PDFInfo
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- CN213236602U CN213236602U CN202021767438.XU CN202021767438U CN213236602U CN 213236602 U CN213236602 U CN 213236602U CN 202021767438 U CN202021767438 U CN 202021767438U CN 213236602 U CN213236602 U CN 213236602U
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- stainless steel
- steel pipe
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- pipe
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Abstract
The utility model discloses a corrosion-resistant stainless steel pipe, which comprises a stainless steel pipe body and a connecting piece; the stainless steel tube body: the heat insulation structure comprises an inner anti-corrosion layer, a stainless steel inner tube, a heat insulation layer, an outer support tube and an outer anti-corrosion layer, wherein the inner anti-corrosion layer is coated inside the stainless steel inner tube, an internal thread is formed on the inner wall of the stainless steel inner tube, the outer support tube is sleeved on the side face of the stainless steel inner tube, the heat insulation layer is filled between the outer support tube and the stainless steel inner tube, the outer anti-corrosion layer is coated on the outer wall of the outer support tube, and the heat insulation layer is a hard polyurethane foam layer; connecting piece: the stainless steel connecting pipe is provided with two groups of sealing washers which are respectively connected with the side surfaces of the connecting seat; the stainless steel pipe can be quickly connected after being cut off, and has strong corrosion resistance.
Description
Technical Field
The utility model relates to a nonrust steel pipe technical field specifically is a corrosion-resistant nonrust steel pipe.
Background
The stainless steel pipe is a hollow long-strip round steel, and is mainly widely used for industrial conveying pipelines such as petroleum, chemical engineering, medical treatment, food, light industry, mechanical instruments and the like, mechanical structural parts and the like, and when the stainless steel pipe is bent and has the same torsional strength, the stainless steel pipe is light in weight, so the stainless steel pipe is also widely used for manufacturing mechanical parts and engineering structures, the quality of the stainless steel pipe is mainly determined by the strength and the corrosion resistance of the stainless steel pipe, the traditional stainless steel pipe is easy to corrode and rust when being in a severe working environment, and the traditional stainless steel pipe is difficult to rapidly connect and install after being cut off, so the stainless steel pipe is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a corrosion-resistant nonrust steel pipe, this nonrust steel pipe can be quick after cutting connects to its corrosion resistance is strong, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a corrosion-resistant stainless steel pipe comprises a stainless steel pipe body and a connecting piece;
the stainless steel tube body: the heat-preservation stainless steel pipe comprises an inner anti-corrosion layer, a stainless steel inner pipe, a heat-preservation layer, an outer support pipe and an outer anti-corrosion layer, wherein the inner anti-corrosion layer is coated inside the stainless steel inner pipe;
connecting piece: the stainless steel connecting pipe is provided with two groups of sealing washers which are respectively connected with the side surfaces of the connecting seat;
wherein: two adjacent stainless steel pipe bodies are connected together through a connecting piece.
Further, still include the sign ring, the sign ring cup joints in the side of nonrust steel pipe body, and the interval between two adjacent sign rings equals, sets up the length that the sign ring can audio-visually observe nonrust steel pipe body, and the distance between two sign rings is invariable, conveniently carries out the intercepting.
Furthermore, the outer anti-corrosion layer is a phenolic epoxy layer, the inner anti-corrosion layer is a polyurethane anti-corrosion layer, the phenolic epoxy resin coating has good corrosion resistance, chemical resistance and wear resistance after being completely cured, and is suitable for being used as the outer anti-corrosion layer, the polyurethane anti-corrosion layer has excellent acid resistance, alkali resistance, oil resistance and water resistance, and the anti-corrosion performance of the pipeline can be improved.
Furthermore, the heat preservation layer is a hard polyurethane foam layer, and polyurethane foam has heat preservation and waterproof functions and can improve the heat preservation and waterproof performances of the stainless steel pipe body.
Furthermore, the outer supporting pipe is a glass steel pipe, the glass steel pipe is a high-temperature-resistant and corrosion-resistant pipeline, the hardness is high, and the quality of the stainless steel pipe body can be improved.
Compared with the prior art, the beneficial effects of the utility model are that: this corrosion resistant stainless steel pipe has following benefit:
this corrosion-resistant nonrust steel pipe adopts two anti-corrosion coating structures, anticorrosive coating in the inside adoption, can avoid liquid to produce the corruption to the pipeline, outside then chooses for use outer anticorrosive coating to protect whole pipeline, thereby the corrosion protection ability of whole nonrust steel pipe body has been improved, adopt polyurethane foam as the heat preservation simultaneously, can improve the heat preservation ability of nonrust steel pipe body, choose for use glass steel pipe as outer support tube, make the hardness of whole nonrust steel pipe body stronger, help improving its quality, this nonrust steel pipe body inner wall is equipped with the internal thread, and utilize the connecting piece, still conveniently connect the installation after cutting, convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of the present invention;
fig. 3 is a schematic view of the cross-sectional structure of the plane a-a of the present invention.
In the figure: the stainless steel pipe comprises a stainless steel pipe body 1, an inner anti-corrosion layer 11, a stainless steel inner pipe 12, an insulating layer 13, an outer support pipe 14, an outer anti-corrosion layer 15, a marking ring 2, an inner thread 3, a connecting piece 4, a stainless steel connecting pipe 41, a connecting seat 42 and a sealing gasket 43.
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 corrosion-resistant stainless steel pipe comprises a stainless steel pipe body 1 and a connecting piece 4;
stainless steel pipe body 1: comprises an inner anti-corrosion layer 11, a stainless steel inner pipe 12, a heat preservation layer 13, an outer supporting pipe 14 and an outer anti-corrosion layer 15, wherein the inner anti-corrosion layer 11 is coated inside the stainless steel inner pipe 12, the inner anti-corrosion layer 11 is a polyurethane anti-corrosion layer, the polyurethane anti-corrosion layer has excellent acid resistance, alkali resistance, oil resistance and water resistance and can improve the anti-corrosion performance of a pipeline, an inner thread 3 is arranged on the inner wall of the stainless steel inner pipe, the outer supporting pipe 14 is sleeved on the side surface of the stainless steel inner pipe, the outer supporting pipe 14 is a glass steel pipe, the outer supporting pipe 14 is arranged for improving the strength of the whole pipeline, the glass steel pipe mainly takes glass fiber and products thereof as reinforcing materials, takes unsaturated polyester resin, epoxy resin and the like which are high molecular components as basic materials, takes inorganic non-metal particle materials such as quartz sand, calcium carbonate and the like as fillers as main raw materials, has strong anti-corrosion performance, the stainless steel pipe comprises an outer support pipe 14, a stainless steel inner pipe 12, a heat insulation layer 13, an outer anti-corrosion layer 15, a phenolic epoxy resin coating, a rigid polyurethane foam layer, an identification ring 2 and a plurality of identification rings, wherein the strength and the anti-corrosion performance of the stainless steel pipe body 1 are improved, the heat insulation layer 13 is filled between the outer support pipe 14 and the stainless steel inner pipe 12, the outer wall of the outer support pipe is coated with the outer anti-corrosion layer 15, the outer anti-corrosion layer 15 is a phenolic epoxy layer, the phenolic epoxy resin coating is dried quickly and has the characteristics of high hardness, water resistance and chemical corrosion resistance, the anti-corrosion performance can be improved by using the outer anti-corrosion layer 15, the heat insulation layer 13 is a rigid polyurethane foam layer, rigid polyurethane foam is added into the stainless steel pipe body 1, the stainless steel pipe body 1 can have the heat insulation capability and the loss of fluid temperature in a, meanwhile, the stainless steel pipe body 1 is convenient for a user to cut;
the connecting piece 4: include stainless steel connecting pipe 41, connecting seat 42 and seal ring 43, stainless steel connecting pipe 41 is equipped with two, and UNICOM is at the both ends of connecting seat 42 respectively, its side is equipped with the external screw thread, it and stainless steel pipe body 1 threaded connection, seal ring 43 is equipped with two sets ofly, and connect respectively in the side of connecting seat 42, seal ring 43 plays the effect of sealing connection department, adopt connecting piece 4 can be quick with two stainless steel pipe bodies 1 link together, because the inner wall of stainless steel pipe body 1 is equipped with internal thread 3, be convenient for utilize connecting piece 4 to carry out quick connection after cutting;
wherein: two adjacent stainless steel pipe bodies 1 are connected together through a connecting piece 4.
When in use: the phenolic epoxy resin coating is fast to dry, has the characteristics of high hardness, water resistance and chemical corrosion resistance, can improve the corrosion resistance of the stainless steel pipe body 1 as the outer corrosion-resistant layer 15, has the characteristics of light weight, high strength and good wear resistance as the glass steel pipe has the characteristics of light weight, excellent oil resistance and water resistance as the outer supporting pipe 14, can improve the strength and the corrosion resistance of the stainless steel pipe body 1 as the inner corrosion-resistant layer 11, and has excellent acid resistance, alkali resistance, oil resistance and water resistance.
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 (5)
1. A corrosion-resistant stainless steel pipe characterized in that: comprises a stainless steel pipe body (1) and a connecting piece (4);
stainless steel pipe body (1): the heat-insulation stainless steel pipe comprises an inner anti-corrosion layer (11), a stainless steel inner pipe (12), a heat-insulation layer (13), an outer supporting pipe (14) and an outer anti-corrosion layer (15), wherein the inner anti-corrosion layer (11) is coated inside the stainless steel inner pipe (12), an internal thread (3) is formed on the inner wall of the stainless steel inner pipe, the outer supporting pipe (14) is sleeved on the side surface of the stainless steel inner pipe, the heat-insulation layer (13) is filled between the outer supporting pipe (14) and the stainless steel inner pipe (12), and the outer anti-corrosion layer (15) is coated on the outer;
connecting piece (4): the connecting device comprises two stainless steel connecting pipes (41), connecting seats (42) and sealing gaskets (43), wherein the two stainless steel connecting pipes (41) are respectively communicated with two ends of the connecting seats (42), the side surfaces of the connecting pipes are provided with external threads and are in threaded connection with a stainless steel pipe body (1), and the two groups of sealing gaskets (43) are respectively connected to the side surfaces of the connecting seats (42);
wherein: two adjacent stainless steel pipe bodies (1) are connected together through a connecting piece (4).
2. A corrosion resistant stainless steel pipe according to claim 1 wherein: still include sign ring (2), the side at nonrust steel pipe body (1) is cup jointed in sign ring (2), and the interval between two adjacent sign rings (2) equals.
3. A corrosion resistant stainless steel pipe according to claim 1 wherein: the outer anti-corrosion layer (15) is a phenolic epoxy layer, and the inner anti-corrosion layer (11) is a polyurethane anti-corrosion layer.
4. A corrosion resistant stainless steel pipe according to claim 1 wherein: the heat-insulating layer (13) is a hard polyurethane foam layer.
5. A corrosion resistant stainless steel pipe according to claim 1 wherein: the outer supporting tube (14) is a glass steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021767438.XU CN213236602U (en) | 2020-08-21 | 2020-08-21 | Corrosion-resistant stainless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021767438.XU CN213236602U (en) | 2020-08-21 | 2020-08-21 | Corrosion-resistant stainless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213236602U true CN213236602U (en) | 2021-05-18 |
Family
ID=75901002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021767438.XU Expired - Fee Related CN213236602U (en) | 2020-08-21 | 2020-08-21 | Corrosion-resistant stainless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213236602U (en) |
-
2020
- 2020-08-21 CN CN202021767438.XU patent/CN213236602U/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: 20210518 Termination date: 20210821 |