CN210566735U - Novel seamless steel pipe - Google Patents
Novel seamless steel pipe Download PDFInfo
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- CN210566735U CN210566735U CN201921464307.1U CN201921464307U CN210566735U CN 210566735 U CN210566735 U CN 210566735U CN 201921464307 U CN201921464307 U CN 201921464307U CN 210566735 U CN210566735 U CN 210566735U
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- seamless steel
- potsherd
- steel pipe
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- steel tube
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Abstract
The utility model relates to a seamless steel pipe technical field specifically is a novel seamless steel pipe, including the seamless steel pipe body, seamless steel pipe body outer wall is glued and is connected high temperature resistant polyurethane elastomer layer, and high temperature resistant polyurethane elastomer layer is glued and is connected the potsherd, and potsherd one end is equipped with the recess, and the potsherd other end is equipped with the lug, lug and potsherd integrated into one piece, and the lug is identical with the recess, and the potsherd outer wall is equipped with rather than integrated into one piece's fixture block, and potsherd periphery cover is equipped with foam heat preservation, foam. The beneficial effects are that: the utility model discloses a potsherd and the heat preservation function that the ability of hindering heat that the foam heat preservation provided realized seamless steel pipe body to have certain elasticity surplus through high temperature resistant polyurethane elastomer layer, make seamless steel pipe body and potsherd hookup more inseparable, simple structure, convenient to use is applicable to the open air and indoor high temperature liquid medium is carried.
Description
Technical Field
The utility model relates to a seamless steel pipe technical field specifically is a novel seamless steel pipe.
Background
Seamless steel pipes have a hollow cross section and are used in large numbers as pipes for transporting fluids, such as oil, gas, water and certain solid materials. Compared with solid steel such as round steel, the steel pipe has the advantages of same bending strength and torsion strength and lighter weight, is steel with an economic section, is widely used for manufacturing structural parts and mechanical parts, such as petroleum drill pipes, automobile transmission shafts, bicycle frames, steel scaffold used in building construction and the like, and is widely manufactured by using the steel pipe, so that the material utilization rate can be improved, the manufacturing process is simplified, the material and the processing time are saved, and the steel pipe is widely used for manufacturing.
With the increasing range of conveying media, the requirements for seamless steel pipes are also becoming more and more strict, for example, conveying some highly corrosive liquids and high-temperature liquids for chemical engineering, i.e. the seamless steel pipes are required to be resistant to corrosion and to be capable of preserving heat. The heat insulation performance of the existing seamless steel pipe is not good, so that a novel seamless steel pipe with a stable structure and a good heat insulation effect is urgently needed in the technical field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel seamless steel pipe to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel seamless steel pipe, includes the seamless steel pipe body, seamless steel pipe body outer wall is glued and is connected high temperature resistant polyurethane elastomer layer, the potsherd is glued on high temperature resistant polyurethane elastomer layer, the potsherd is equipped with a plurality of, a plurality of the potsherd is the annular cover and establishes in high temperature resistant polyurethane elastomer layer periphery, potsherd one end is equipped with the recess, and the potsherd other end is equipped with the lug, lug and potsherd integrated into one piece, and the lug is identical with the recess, the potsherd outer wall is equipped with rather than integrated into one piece's fixture block, and potsherd periphery cover is equipped with the foam.
Preferably, the inner wall of the seamless steel pipe body is coated with a polytetrafluoroethylene coating, and the thickness of the polytetrafluoroethylene coating is 0.3-0.5 mm.
Preferably, the front end of the seamless steel tube body is welded with a positioning steel column, and the rear end of the seamless steel tube body is provided with a positioning groove which is matched with the positioning steel column.
Preferably, the positioning steel columns are uniformly distributed in an annular shape by using the pipe center of the seamless steel pipe body, and the diameter of each positioning steel column is one third of the thickness of the seamless steel pipe body.
Preferably, the ceramic wafer is provided with four, and each ceramic wafer is provided with two clamping blocks.
Preferably, the fixture blocks are dovetail-shaped, and the central angle corresponding to the arc formed by the two fixture blocks is forty-five degrees.
Preferably, the thickness ratio of the ceramic plate to the foam heat-insulating layer is 1:1, and the periphery of the foam heat-insulating layer is coated with a protective film layer.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the heat-insulating function of the seamless steel pipe body is realized through the heat-insulating capacity provided by the ceramic plate and the foam heat-insulating layer, and the seamless steel pipe body and the ceramic plate are more closely connected through the certain elastic allowance of the high-temperature-resistant polyurethane elastomer layer, so that the seamless steel pipe has a simple structure and is convenient to use, and is suitable for conveying outdoor and indoor high-temperature liquid media;
2. the utility model discloses a foam heat preservation inner wall joint fixture block for the foam heat preservation is difficult to break away from the potsherd, and adjacent seamless steel pipe body splices in advance through location steel column grafting constant head tank, thereby has reduced the welding degree of difficulty between the seamless steel pipe body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of FIG. 1;
fig. 3 is a schematic view of the structure of the ceramic wafer of the present invention.
In the figure: the steel tube comprises a seamless steel tube body 1, a high-temperature-resistant polyurethane elastomer layer 2, a ceramic chip 3, a groove 301, a projection 302, a fixture block 303, a foam heat-insulating layer 4, a protective film layer 5, a positioning steel column 6 and a positioning groove 7.
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 to 3, the present invention provides a technical solution: the utility model provides a novel seamless steel pipe, includes seamless steel pipe body 1, the coating of 1 inner wall of seamless steel pipe body has the polytetrafluoroethylene coating, and the thickness of polytetrafluoroethylene coating is 0.4mm, and the polytetrafluoroethylene coating provides fine anticorrosion ability for seamless steel pipe body 1. The outer wall of the seamless steel tube body 1 is connected with the high-temperature-resistant polyurethane elastomer layer 2 through glue, the high-temperature-resistant polyurethane elastomer layer 2 is connected with the ceramic plate 3 through glue, the high-temperature-resistant polyurethane elastomer layer 2 is high in high-temperature resistance and has good corrosion resistance, the high-temperature-resistant polyurethane elastomer layer 2 serves as an intermediate structure of the seamless steel tube body 1 and the ceramic plate 3 and has a certain elastic margin, and when the seamless steel tube body 1 expands due to heating, the high-temperature-resistant polyurethane elastomer layer 2 can contract, so that the ceramic plate 3 is prevented from being damaged; when the seamless steel pipe body 1 is cooled and shrunk, the high-temperature-resistant polyurethane elastomer layer 2 expands to make up the gap between the seamless steel pipe body 1 and the ceramic plate 3, and the seamless steel pipe body 1, the high-temperature-resistant polyurethane elastomer layer 2 and the ceramic plate 3 are guaranteed to be complete in structure.
Four ceramic plates 3 are arranged, the four ceramic plates 3 are annularly sleeved on the periphery of the high-temperature-resistant polyurethane elastomer layer 2, one end of each ceramic plate 3 is provided with a groove 301, the other end of each ceramic plate is provided with a lug 302, the lug 302 and the ceramic plate 3 are integrally formed, the lug 302 is matched with the groove 301, the adjacent ceramic plates 3 can form a complete annular shape through clamping and matching between the lug 302 and the groove 301, the lug 302 and the groove 301 are matched to block the radial movement of the ceramic plates 3, and the ceramic plates 3 are stable and firm in structure.
The thickness ratio of the ceramic plate 3 to the foam heat-insulating layer 4 is 1:1, and the heat-insulating capacity of the seamless steel tube body 1 is realized through the heat-resisting capacity provided by the ceramic plate 3 and the foam heat-insulating layer 4. The outer wall of the ceramic plate 3 is provided with clamping blocks 303 which are integrally formed with the ceramic plate 3, each ceramic plate 3 is provided with two clamping blocks 303, each clamping block 303 is in a dovetail shape, and the central angle corresponding to the arc formed by the two clamping blocks 303 is forty-five degrees. The periphery cover of potsherd 3 is equipped with foam heat preservation 4, through 4 inner wall joint fixture blocks 303 of foam heat preservation for foam heat preservation 4 is difficult to break away from potsherd 3. 4 periphery cladding of foam heat preservation has protection rete 5, and protection rete 5 adopts corrosion-resistant polyvinyl chloride material, can fine protection foam heat preservation 4.
The front end of the seamless steel tube body 1 is welded with a positioning steel column 6, the rear end of the seamless steel tube body 1 is provided with a positioning groove 7, and the positioning groove 7 is matched with the positioning steel column 6. The positioning steel columns 6 are eight and are annularly and uniformly distributed in a tube center of the seamless steel tube body 1, the diameter of each positioning steel column 6 is one third of the thickness of the seamless steel tube body 1, and the adjacent seamless steel tube bodies 1 are spliced in advance through the positioning steel columns 6 in the splicing positioning grooves 7, so that the welding difficulty among the seamless steel tube bodies 1 is reduced.
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 (7)
1. The utility model provides a novel seamless steel pipe, includes seamless steel pipe body (1), its characterized in that: seamless steel pipe body (1) outer wall is glued and is connected high temperature resistant polyurethane elastomer layer (2), high temperature resistant polyurethane elastomer layer (2) are glued and are connected potsherd (3), potsherd (3) are equipped with a plurality of, a plurality of potsherd (3) are the annular cover and establish in high temperature resistant polyurethane elastomer layer (2) periphery, potsherd (3) one end is equipped with recess (301), and the potsherd () other end is equipped with lug (302), lug (302) and potsherd (3) integrated into one piece, and lug (302) are identical with recess (301), potsherd (3) outer wall is equipped with rather than integrated into one piece's fixture block (303), and potsherd (3) periphery cover is equipped with foam heat preservation (4), foam heat preservation (4) inner wall joint fixture block (303).
2. The novel seamless steel tube according to claim 1, characterized in that: the inner wall of the seamless steel pipe body (1) is coated with a polytetrafluoroethylene coating, and the thickness of the polytetrafluoroethylene coating is 0.3-0.5 mm.
3. The novel seamless steel tube according to claim 1, characterized in that: the seamless steel tube is characterized in that a positioning steel column (6) is welded at the front end of the seamless steel tube body (1), a positioning groove (7) is formed in the rear end of the seamless steel tube body (1), and the positioning groove (7) is matched with the positioning steel column (6).
4. The novel seamless steel tube according to claim 3, characterized in that: the positioning steel columns (6) are eight and are uniformly distributed in an annular mode by using the pipe center of the seamless steel pipe body (1), and the diameter of each positioning steel column (6) is one third of the thickness of the seamless steel pipe body (1).
5. The novel seamless steel tube according to claim 1, characterized in that: the number of the ceramic plates (3) is four, and two clamping blocks (303) are arranged on each ceramic plate (3).
6. The novel seamless steel tube according to claim 1, characterized in that: the clamping blocks (303) are dovetail-shaped, and the central angle corresponding to the arc formed by the two clamping blocks (303) is forty-five degrees.
7. The novel seamless steel tube according to claim 1, characterized in that: the thickness ratio of the ceramic plate (3) to the foam heat-insulating layer (4) is 1:1, and a protective film layer (5) is coated on the periphery of the foam heat-insulating layer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921464307.1U CN210566735U (en) | 2019-09-05 | 2019-09-05 | Novel seamless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921464307.1U CN210566735U (en) | 2019-09-05 | 2019-09-05 | Novel seamless steel pipe |
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| Publication Number | Publication Date |
|---|---|
| CN210566735U true CN210566735U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921464307.1U Active CN210566735U (en) | 2019-09-05 | 2019-09-05 | Novel seamless steel pipe |
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| Country | Link |
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| CN (1) | CN210566735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946945A (en) * | 2020-06-10 | 2020-11-17 | 江苏扬园金属制造有限公司 | Ceramic patch wear-resistant pipeline and processing technology thereof |
-
2019
- 2019-09-05 CN CN201921464307.1U patent/CN210566735U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946945A (en) * | 2020-06-10 | 2020-11-17 | 江苏扬园金属制造有限公司 | Ceramic patch wear-resistant pipeline and processing technology thereof |
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