CN217355899U - Low-temperature-resistant stainless steel seamless pipe - Google Patents
Low-temperature-resistant stainless steel seamless pipe Download PDFInfo
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- CN217355899U CN217355899U CN202221258156.6U CN202221258156U CN217355899U CN 217355899 U CN217355899 U CN 217355899U CN 202221258156 U CN202221258156 U CN 202221258156U CN 217355899 U CN217355899 U CN 217355899U
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Abstract
The utility model discloses a low temperature resistant stainless steel seamless pipe, which comprises a stainless steel pipe body, wherein the outer wall of the stainless steel pipe body is provided with a steel pipe heat preservation structure, the steel pipe heat preservation structure comprises polyurethane foaming glue, the polyurethane foaming glue is arranged on the outer wall of the stainless steel pipe body, the inner part of the polyurethane foaming glue is provided with a reinforcing net, the outer wall of the polyurethane foaming glue is provided with a PVC outer pipe, the inner part of the stainless steel pipe body is provided with a steel pipe connecting structure, the inner part of the stainless steel pipe body is provided with an anti-corrosion self-cleaning structure, the utility model discloses a steel pipe heat preservation structure, by sleeving the PVC outer pipe into the outer part of the stainless steel pipe body, then the reinforcing net is put between the PVC outer pipe and the stainless steel pipe body, the reinforcing net is used for supporting the polyurethane foaming glue, and the polyurethane foaming glue is injected between the PVC outer pipe and the stainless steel pipe body, so that the PVC outer pipe is filled with the polyurethane foaming glue, the polyurethane foaming adhesive has a good heat insulation effect, so that the heat insulation function of the steel pipe is realized.
Description
Technical Field
The utility model relates to a seamless pipe technical field specifically is a low temperature resistant type stainless steel seamless pipe.
Background
The stainless steel seamless pipe is hollow seamless pipe steel, is formed by extrusion, has wide application, needs a low temperature resistant stainless steel seamless pipe at present, has certain defects in the existing device, realizes low temperature resistance only by forging different steel materials, has no heat preservation function, can easily cause liquid in the pipe to freeze when in use, and causes damage to the seamless pipe due to expansion.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low temperature resistant type stainless steel seamless pipe to propose the problem that does not possess the heat preservation function in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low temperature resistant type stainless steel seamless pipe, includes the stainless steel body, the outer wall of stainless steel body is provided with steel pipe insulation construction, steel pipe insulation construction includes the polyurethane foaming adhesive, the polyurethane foaming adhesive sets up on the outer wall of stainless steel body, the inside of polyurethane foaming adhesive is provided with the reinforcement net, the outer wall that the polyurethane foaming adhesive was glued is provided with the PVC outer tube, the bottom of stainless steel body is provided with the steel pipe connector, the inside of stainless steel body is provided with steel pipe connection structure, the inside of stainless steel body is provided with the self-cleaning structure of anticorrosion.
Preferably, the PVC outer pipe is connected with the stainless steel pipe body through polyurethane foaming glue, the PVC outer pipe and the reinforcing net are distributed in a concentric circle with the stainless steel pipe body, and the height of the stainless steel pipe body of the PVC outer pipe is equal.
Preferably, the steel pipe connection structure comprises an internal thread groove, the internal thread groove is formed in the stainless steel pipe body, an external thread head is arranged in the internal thread groove, and a connection threaded pipe is arranged in the external thread head.
Preferably, the external thread heads are arranged in two groups, the connecting threaded pipe is connected with the stainless steel pipe body through the external thread heads, and the external thread heads are connected with the internal thread grooves through the steel pipe connecting ports.
Preferably, the external thread head forms a rotating structure with the internal thread groove through thread engagement, and the internal thread groove and the stainless steel pipe body are of an integrated structure.
Preferably, the anti-corrosion self-cleaning structure comprises an inner wall of a stainless steel pipe, the inner wall of the stainless steel pipe is arranged inside the stainless steel pipe body, a ceramic inner wall is arranged outside the inner wall of the stainless steel pipe, and inner wall holes are formed in the outer wall of the ceramic inner wall.
Preferably, the surface area of the inner wall of the stainless steel pipe is equal to the surface area of the inner part of the stainless steel pipe body, the inner wall of the stainless steel pipe and the stainless steel pipe body are of an integrated structure, the surface area of the inner wall of the ceramic pipe is equal to the surface area of the inner wall of the stainless steel pipe, and the holes of the inner wall are uniformly distributed on the inner wall of the ceramic pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the low-temperature-resistant stainless steel seamless pipe not only realizes the heat preservation function of the steel pipe and the connection function of the steel pipe, but also realizes the anti-corrosion and self-cleaning functions;
(1) the steel pipe heat-insulation structure is arranged on the outer wall of the stainless steel pipe body, the PVC outer pipe is sleeved outside the stainless steel pipe body when the steel pipe heat-insulation structure is used, the reinforcing net is placed between the PVC outer pipe and the stainless steel pipe body and used for supporting polyurethane foaming adhesive, the pressure resistance of the PVC outer pipe is improved, the polyurethane foaming adhesive is injected between the PVC outer pipe and the stainless steel pipe body, the PVC outer pipe is filled with the polyurethane foaming adhesive, the polyurethane foaming adhesive has a good heat-insulation effect and is light in weight, so that the heat-insulation function of the steel pipe is realized, the low-temperature resistance of the steel pipe is improved, the heat of liquid inside the steel pipe is insulated, and the problem that the liquid is frozen to damage the pipe body due to the fact that the temperature of the liquid is too low is solved;
(2) the stainless steel pipe connecting structure is arranged in the stainless steel pipe body, the internal thread groove is formed in the stainless steel pipe body, when the stainless steel pipe connecting structure is used, the external thread head at one end of the connecting threaded pipe is connected with the internal thread groove in the stainless steel pipe body through thread meshing, and the external thread head at the other end of the connecting threaded pipe is connected with the other stainless steel pipe body, so that the two stainless steel pipe bodies are connected together, the steel pipe connecting function is realized, the steel pipes can be connected together, and the length extension is convenient;
(3) through setting up the self-cleaning structure of anticorrosion, with its inner wall that sets up at the stainless steel pipe body, set up one deck pottery inner wall on the inside stainless steel pipe inner wall of the stainless steel pipe body during use, pottery inner wall is more corrosion-resistant and resistant oxidation, inner wall hole is being distributed on pottery inner wall, it forms little swirl through the inner wall hole to flow at liquid, thereby take away the inside attachment of stainless steel pipe body, the inside of self-cleaning stainless steel pipe body, reduce the corruption of foreign matter to the stainless steel pipe body, thereby realized the self-cleaning function of anticorrosion, can reduce the step of wasing the pipeline.
Drawings
Fig. 1 is a schematic front view of the three-dimensional structure of the present invention;
FIG. 2 is a schematic side view of a cross-sectional structure of the steel pipe connection structure of the present invention;
FIG. 3 is a schematic view of the steel pipe insulation structure of the present invention showing an enlarged top view section;
fig. 4 is a schematic view of the planar structure of the anti-corrosion self-cleaning structure of the present invention.
In the figure: 1. a steel pipe connection structure; 101. an external thread head; 102. connecting a threaded pipe; 103. an internal thread groove; 2. a stainless steel pipe body; 3. a steel pipe heat-insulating structure; 301. a PVC outer tube; 302. reinforcing nets; 303. polyurethane foam rubber; 4. a steel pipe connector; 5. an anti-corrosion self-cleaning structure; 501. the inner wall of the stainless steel pipe; 502. a ceramic inner wall; 503. the inner wall is provided with holes.
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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a low-temperature-resistant stainless steel seamless pipe comprises a stainless steel pipe body 2, wherein a steel pipe heat-insulating structure 3 is arranged on the outer wall of the stainless steel pipe body 2, the steel pipe heat-insulating structure 3 comprises polyurethane foam rubber 303, the polyurethane foam rubber 303 is arranged on the outer wall of the stainless steel pipe body 2, a reinforcing net 302 is arranged inside the polyurethane foam rubber 303, and a PVC outer pipe 301 is arranged on the outer wall of the polyurethane foam rubber 303;
the PVC outer pipe 301 is connected with the stainless steel pipe body 2 through polyurethane foaming glue 303, the PVC outer pipe 301, the reinforcing net 302 and the stainless steel pipe body 2 are distributed in a concentric circle mode, and the height of the PVC outer pipe 301 is equal to that of the stainless steel pipe body 2;
specifically, as shown in fig. 1 and fig. 3, by providing the steel pipe heat insulation structure 3, the steel pipe heat insulation structure is arranged on the outer wall of the stainless steel pipe body 2, when in use, the PVC outer pipe 301 is sleeved outside the stainless steel pipe body 2, then the reinforcing mesh 302 is placed between the PVC outer pipe 301 and the stainless steel pipe body 2, the reinforcing mesh 302 is used for supporting the polyurethane foam rubber 303 to increase the compression resistance of the PVC outer pipe 301, and the polyurethane foam rubber 303 is injected between the PVC outer pipe 301 and the stainless steel pipe body 2 to fill the PVC outer pipe 301 with the polyurethane foam rubber 303, so that the polyurethane foam rubber 303 has a good heat insulation effect and is light in weight, thereby realizing a steel pipe heat insulation function;
the bottom end of the stainless steel pipe body 2 is provided with a steel pipe connecting port 4, a steel pipe connecting structure 1 is arranged inside the stainless steel pipe body 2, the steel pipe connecting structure 1 comprises an internal thread groove 103, the internal thread groove 103 is arranged inside the stainless steel pipe body 2, an external thread head 101 is arranged inside the internal thread groove 103, and a connecting threaded pipe 102 is arranged inside the external thread head 101;
the external thread heads 101 are arranged in two groups, the connecting threaded pipe 102 is connected with the stainless steel pipe body 2 through the external thread heads 101, the external thread heads 101 are connected with the internal thread grooves 103 through the steel pipe connecting ports 4, the external thread heads 101 are in threaded engagement with the internal thread grooves 103 to form a rotating structure, and the internal thread grooves 103 and the stainless steel pipe body 2 are in an integrated structure;
specifically, as shown in fig. 1 and fig. 2, by providing the steel pipe connecting structure 1, the connecting structure is arranged inside the stainless steel pipe body 2, and by providing the internal thread groove 103 inside the stainless steel pipe body 2, when in use, the external thread head 101 at one end of the connecting thread pipe 102 is connected with the internal thread groove 103 inside the stainless steel pipe body 2 through thread engagement, and then the external thread head 101 at the other end of the connecting thread pipe 102 is connected with another stainless steel pipe body 2, so that the two stainless steel pipe bodies 2 are connected together, thereby realizing the steel pipe connecting function;
an anti-corrosion self-cleaning structure 5 is arranged inside the stainless steel pipe body 2, the anti-corrosion self-cleaning structure 5 comprises a stainless steel pipe inner wall 501, the stainless steel pipe inner wall 501 is arranged inside the stainless steel pipe body 2, a ceramic inner wall 502 is arranged outside the stainless steel pipe inner wall 501, and an inner wall hole 503 is formed in the outer wall of the ceramic inner wall 502;
the surface area of the inner wall 501 of the stainless steel pipe is equal to that of the inner part of the stainless steel pipe body 2, the inner wall 501 of the stainless steel pipe and the stainless steel pipe body 2 are in an integrated structure, the surface area of the ceramic inner wall 502 is equal to that of the inner wall 501 of the stainless steel pipe, and the inner wall holes 503 are uniformly distributed on the ceramic inner wall 502;
specifically, as shown in fig. 1 and 4, an anti-corrosion self-cleaning structure 5 is arranged, and is arranged on the inner wall of the stainless steel pipe body 2, when in use, a ceramic inner wall 502 is arranged on the inner wall 501 of the stainless steel pipe body 2, the ceramic inner wall 502 is more resistant to corrosion and oxidation, inner wall holes 503 are distributed on the ceramic inner wall 502, small vortexes are formed through the inner wall holes 503 when liquid flows, so that attachments inside the stainless steel pipe body 2 are taken away, the inside of the stainless steel pipe body 2 is automatically cleaned, corrosion of foreign matters to the stainless steel pipe body 2 is reduced, and an anti-corrosion self-cleaning function is realized.
The working principle is as follows: when the utility model is used, firstly, the ceramic inner wall 502 is arranged on the outer wall of the stainless steel pipe inner wall 501 in the stainless steel pipe body 2, the ceramic inner wall 502 has high hardness, corrosion resistance, oxidation resistance and compact structure, the inner wall holes 503 are arranged on the ceramic inner wall 502, the inner wall holes 503 are evenly distributed on the ceramic inner wall 502, thus when liquid flows in the stainless steel pipe body 2, the inner wall holes 503 which impact on the ceramic inner wall 502 form vortex, thus the inside of the stainless steel pipe body 2 can be cleaned, then the outer wall of the stainless steel pipe body 2 is sleeved with a layer of PVC outer pipe 301, the reinforcing net 302 is placed between the stainless steel pipe body 2 and the PVC outer pipe 301, the reinforcing net 302 can play a role of reinforcing and supporting, then the polyurethane foam rubber 303 is poured between the PVC outer pipe 301 and the stainless steel pipe body 2, the polyurethane foam rubber 303 has good heat preservation effect, the volume and the weight are very suitable, thereby the low temperature resistant performance of stainless steel body 2, finally, can carry out the thread engagement with interior thread groove 103 through the inside that the external screw thread head 101 with connecting thread pipe 102 one end got into stainless steel body 2 from the steel pipe connector 4 on stainless steel body 2 top through the thread engagement and be connected, do same application with the external screw thread head 101 of connecting thread pipe 102 other end again and be connected with other stainless steel body 2, just can link together two stainless steel bodies 2.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.
Claims (7)
1. The utility model provides a low temperature resistant type stainless steel seamless pipe, includes stainless steel body (2), its characterized in that: the outer wall of stainless steel body (2) is provided with steel pipe insulation construction (3), steel pipe insulation construction (3) include polyurethane foam (303), polyurethane foam (303) set up on the outer wall of stainless steel body (2), the inside of polyurethane foam (303) is provided with reinforcement net (302), the outer wall of polyurethane foam (303) is provided with PVC outer tube (301), the bottom of stainless steel body (2) is provided with steel pipe connector (4), the inside of stainless steel body (2) is provided with steel pipe connection structure (1), the inside of stainless steel body (2) is provided with self-cleaning structure of anticorrosion (5).
2. The low temperature resistant stainless steel seamless tube according to claim 1, characterized in that: PVC outer tube (301) are connected with nonrust steel pipe body (2) through polyurethane foam (303), PVC outer tube (301) and reinforcement net (302) are the concentric circles distribution with nonrust steel pipe body (2), the height of highly nonrust steel pipe body (2) of PVC outer tube (301) equals.
3. A low temperature resistant stainless seamless tube according to claim 1, characterized in that: the steel pipe connecting structure (1) comprises an inner thread groove (103), the inner thread groove (103) is formed in the stainless steel pipe body (2), an outer thread head (101) is arranged inside the inner thread groove (103), and a connecting threaded pipe (102) is arranged inside the outer thread head (101).
4. A low temperature resistant stainless steel seamless tube according to claim 3, characterized in that: the stainless steel pipe is characterized in that the external thread heads (101) are arranged in two groups, the connecting thread pipe (102) is connected with the stainless steel pipe body (2) through the external thread heads (101), and the external thread heads (101) are connected with the internal thread groove (103) through the steel pipe connecting port (4).
5. A low temperature resistant stainless steel seamless tube according to claim 3, characterized in that: the external thread head (101) is in threaded engagement with the internal thread groove (103) to form a rotating structure, and the internal thread groove (103) and the stainless steel pipe body (2) are of an integrated structure.
6. The low temperature resistant stainless steel seamless tube according to claim 1, characterized in that: the anti-corrosion self-cleaning structure (5) comprises a stainless steel pipe inner wall (501), the stainless steel pipe inner wall (501) is arranged inside the stainless steel pipe body (2), a ceramic inner wall (502) is arranged outside the stainless steel pipe inner wall (501), and inner wall holes (503) are formed in the outer wall of the ceramic inner wall (502).
7. The low temperature resistant stainless seamless tube according to claim 6, wherein: the surface area of the inner wall (501) of the stainless steel pipe is equal to the surface area of the inner part of the stainless steel pipe body (2), the inner wall (501) of the stainless steel pipe and the stainless steel pipe body (2) are of an integrated structure, the surface area of the inner wall (502) of the ceramic pipe is equal to the surface area of the inner wall (501) of the stainless steel pipe, and the inner wall holes (503) are uniformly distributed on the inner wall (502) of the ceramic pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221258156.6U CN217355899U (en) | 2022-05-24 | 2022-05-24 | Low-temperature-resistant stainless steel seamless pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221258156.6U CN217355899U (en) | 2022-05-24 | 2022-05-24 | Low-temperature-resistant stainless steel seamless pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217355899U true CN217355899U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221258156.6U Active CN217355899U (en) | 2022-05-24 | 2022-05-24 | Low-temperature-resistant stainless steel seamless pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217355899U (en) |
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2022
- 2022-05-24 CN CN202221258156.6U patent/CN217355899U/en active Active
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