CN214946979U - Corrugated pipe with good corrosion resistance - Google Patents
Corrugated pipe with good corrosion resistance Download PDFInfo
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- CN214946979U CN214946979U CN202121439837.8U CN202121439837U CN214946979U CN 214946979 U CN214946979 U CN 214946979U CN 202121439837 U CN202121439837 U CN 202121439837U CN 214946979 U CN214946979 U CN 214946979U
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- corrugated pipe
- bellows
- anticorrosive coating
- corrugated
- main part
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- 238000005260 corrosion Methods 0.000 title claims abstract description 25
- 230000007797 corrosion Effects 0.000 title claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 34
- 238000000576 coating method Methods 0.000 claims abstract description 34
- 238000010030 laminating Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007747 plating Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910018104 Ni-P Inorganic materials 0.000 description 1
- 229910018536 Ni—P Inorganic materials 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Diaphragms And Bellows (AREA)
Abstract
The application discloses bellows that corrosion protection nature is good, including bellows main part, ripple section, outer anticorrosive coating, connecting rib, folding node, interior anticorrosive coating and connection paster. The outer anticorrosive layer is arranged to protect the outer surface of the corrugated pipe against corrosion, the structural strength of the corrugated pipe can be improved by arranging the connecting ribs, and meanwhile, the corrugated pipe has a good compression-resistant effect, is favorable for improving the service performance of the corrugated pipe and is favorable for long-time use of the corrugated pipe; this application can improve the corrosion protection performance of bellows inner wall through setting up interior anticorrosive coating, and the protection that the anticorrosive coating can be carried out to the paster of connecting in the folding node department of bellows avoids the bellows to take place the anticorrosive coating of folding node and takes place the fracture problem when taking place crooked folding, improves the anticorrosive protection performance of bellows.
Description
Technical Field
The application relates to the technical field of corrugated pipe application, in particular to a corrugated pipe with good corrosion resistance.
Background
The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, the corrugated pipe is widely applied to instruments and meters, and mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force, the corrugated pipe has a thin pipe wall and high sensitivity, the measuring range is from tens of Pa to tens of MPa, the open end of the corrugated pipe is fixed, the sealing end is in a free state, and the auxiliary spiral spring or reed is used for increasing elasticity, the corrugated pipe extends along the length direction of the pipe under the action of internal pressure during working, so that the movable end generates displacement which has a certain relation with the pressure, the movable end drives a pointer to directly indicate the pressure, the corrugated pipe is often combined with the displacement sensor to form a pressure sensor which outputs electric quantity, and sometimes the corrugated pipe is also used as an isolating element, and the response speed of the corrugated pipe is lower than that of a Bourdon pipe due to the requirement of large volume change of the extension of the corrugated pipe, the bellows is adapted to measure low pressure.
The bellows mainly includes corrugated metal pipe, ripple expansion joint, ripple heat exchange tube, diaphragm bellows and metal collapsible tube etc. and the bellows takes place corrosion problem easily when using for a long time, influences the performance of bellows, at bellows surface coating anticorrosive coating, can solve the bellows and receive corrosion problems, but the bellows leads to the anticorrosive coating to take place the fracture problem easily when the bending is folding flexible, influences corrosion protection. Therefore, a corrugated pipe having excellent corrosion resistance has been proposed to solve the above problems.
Disclosure of Invention
The corrugated pipe with good corrosion resistance is provided in the embodiment, so that the problem that the corrugated pipe in the prior art is not easy to effectively resist corrosion is solved.
According to an aspect of the application, a bellows that corrosion protection nature is good is provided, including bellows main part, bellows main part surface is equipped with the ripple section, bellows main part and ripple section surface all coat have outer anticorrosive coating, the inside gomphosis of ripple section installs the connecting rib, bellows main part inner wall is equipped with folding node, the coating of bellows main part inner wall has interior anticorrosive coating, the inside laminating of bellows main part is fixed with the connection paster, it has folding node to connect the paster correspondence.
Furthermore, a plurality of corrugated sections are uniformly arranged on the surface of the corrugated pipe main body, and the thickness of the inner wall of the corrugated pipe main body is larger than that of the outer anticorrosive layer.
Furthermore, the connection rib is of a circular ring structure, the connection rib is made of metal, and the connection rib is located between the corrugated pipe main body and the corrugated section.
Further, a plurality of folding nodes are uniformly distributed in the corrugated pipe main body, an inner anticorrosive layer is uniformly coated on the surfaces of the folding nodes, and the thickness of the inner anticorrosive layer is the same as that of the outer anticorrosive layer.
Further, the connection patch is of a circular ring structure and is attached to the inner wall of the corrugated pipe main body.
Through the above-mentioned embodiment of this application, the anticorrosive coating has been adopted and the protection of bellows is carried out, the problem that the bellows used easily to be corroded for a long time is solved, adopt interior anticorrosive coating and outer anticorrosive coating can carry out corrosion protection to the bellows inside and outside, be favorable to improving the life of bellows, the use strength that can improve the bellows at inside the connecting rib that sets up of bellows, and good compressive property has, adopt and connect the paster to protect bellows inner wall folding department, can avoid interior anticorrosive coating to receive folding and take place the fracture problem, guarantee the integrality of anticorrosive coating, improve the anticorrosive property of bellows, be favorable to improving the life of bellows.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is an overall perspective view of one embodiment of the present application;
FIG. 2 is a schematic front view of an embodiment of the present application;
FIG. 3 is a schematic internal side view of an embodiment of the present application.
In the figure: 1. bellows main part, 2, ripple section, 3, outer anticorrosive coating, 4, connection rib, 5, folding node, 6, interior anticorrosive coating, 7, connection paster.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The bellows in the present embodiment can be applied to various bellows, for example, the following bellows is provided in the present embodiment, and the bellows in the present embodiment can be used as the following bellows.
Comprises a corrugated pipe body, a corrugated groove, a pipe outer wall and a pipe inner wall; the structure of the corrugated pipe body consists of an inner pipe wall, an outer pipe wall and corrugated grooves, wherein the corrugated grooves are uniformly formed in the corrugated pipe body; the corrugated pipe body surface is made of an electroplated layer, a powder spraying layer, an antirust oil layer and a chemical plating layer; chemical plating is plated on the inner wall of the tube; plating an electroplated layer on the outer wall of the tube; the powder spraying layer is sprayed on the inner wall of the corrugated groove; the rust-proof oil layer is coated on the electroplated layer and the powder-spraying layer. Further, the material electroplated by the electroplated layer is C. Further, the powder sprayed by the powder spraying layer is stainless steel. Further, the rust-proof oil layer is electroplating rust-proof oil. Furthermore, the chemical plating layer is chemical plating Ni-P.
Of course, the present embodiment can be used for corrugated pipes with other structures. The bellows of the embodiments of the present application will be described below without further details.
Referring to fig. 1-3, the corrugated pipe with good corrosion resistance comprises a corrugated pipe main body 1, wherein a corrugated section 2 is arranged on the surface of the corrugated pipe main body 1, outer corrosion-resistant layers 3 are coated on the surfaces of the corrugated pipe main body 1 and the corrugated section 2, connecting ribs 4 are embedded in the corrugated section 2, folding nodes 5 are arranged on the inner wall of the corrugated pipe main body 1, an inner corrosion-resistant layer 6 is coated on the inner wall of the corrugated pipe main body 1, a connecting patch 7 is fixedly attached to the inside of the corrugated pipe main body 1, and the connecting patch 7 corresponds to the folding nodes 5.
The corrugated pipe comprises a corrugated pipe body 1 and an outer anticorrosive layer 3, wherein the surface of the corrugated pipe body 1 is uniformly provided with a plurality of corrugated sections 2, the thickness of the inner wall of the corrugated pipe body 1 is larger than that of the outer anticorrosive layer 3, and the outer anticorrosive layer 3 is used for anticorrosive protection of the surface of the corrugated pipe body 1; the connecting ribs 4 are of annular structures, the connecting ribs 4 are made of metal materials, the connecting ribs 4 are located between the corrugated pipe main body 1 and the corrugated section 2, and the connecting ribs 4 are used for improving the structural strength of the corrugated pipe and improving the compression resistance of the corrugated pipe; a plurality of folding nodes 5 are uniformly distributed in the corrugated pipe main body 1, an inner anticorrosive layer 6 is uniformly coated on the surfaces of the folding nodes 5, the thickness of the inner anticorrosive layer 6 is the same as that of the outer anticorrosive layer 3, and the inner anticorrosive layer 6 is used for improving the anticorrosive performance in the corrugated pipe; connect paster 7 and be the ring structure, connect paster 7 and the laminating of 1 inner wall of bellows main part and be connected, connect paster 7 and be used for protecting interior anticorrosive coating 6, lead to interior anticorrosive coating 6 problem of ftractureing when avoiding the bellows bending folding, play the corrosion resisting property of folding node 5 department through connecting paster 7.
The utility model discloses when using, the surface anticorrosion protection of bellows is realized to outer anticorrosive coating 3 through 1 surface of bellows main part, set up connecting rib 4 in the ripple section 2, improve the stability of bellows through connecting rib 4, good compressive property has simultaneously, realize the anticorrosion protection of 1 inner wall of bellows main part through interior anticorrosive coating 6, and will connect 7 laminating of paster in folding node 5 department, when the bellows is flexible folding, folding node 5 department takes place foldingly, protect interior anticorrosive coating 6 of folding node 5 department through connecting paster 7, lead to the interior anticorrosive coating 6 of folding node 5 department to appear the problem of splitting when avoiding the bellows bending folding, guarantee the integrality of interior anticorrosive coating 6, in order to improve the guard effect of bellows main part 1.
The application has the advantages that:
1. the outer anticorrosive layer is arranged to protect the outer surface of the corrugated pipe against corrosion, the structural strength of the corrugated pipe can be improved by arranging the connecting ribs, and meanwhile, the corrugated pipe has a good compression-resistant effect, is favorable for improving the service performance of the corrugated pipe and is favorable for long-time use of the corrugated pipe;
2. this application can improve the corrosion protection performance of bellows inner wall through setting up interior anticorrosive coating, and the protection that the anticorrosive coating can be carried out to the paster of connecting in the folding node department of bellows avoids the bellows to take place the anticorrosive coating of folding node and takes place the fracture problem when taking place crooked folding, improves the anticorrosive protection performance of bellows.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (5)
1. A corrugated pipe with good corrosion resistance is characterized in that: including bellows main part (1), bellows main part (1) surface is equipped with ripple section (2), bellows main part (1) and ripple section (2) surface all coat has outer anticorrosive coating (3), connection rib (4) are installed to ripple section (2) inside gomphosis, bellows main part (1) inner wall is equipped with folding node (5), bellows main part (1) inner wall coating has interior anticorrosive coating (6), bellows main part (1) inside laminating is fixed with connection paster (7), connection paster (7) correspond there are folding node (5).
2. The corrugated tube with good corrosion resistance according to claim 1, wherein: the corrugated pipe is characterized in that a plurality of corrugated sections (2) are uniformly arranged on the surface of the corrugated pipe main body (1), and the thickness of the inner wall of the corrugated pipe main body (1) is larger than that of the outer anticorrosive layer (3).
3. The corrugated tube with good corrosion resistance according to claim 1, wherein: the corrugated pipe is characterized in that the connecting ribs (4) are of circular ring structures, the connecting ribs (4) are made of metal materials, and the connecting ribs (4) are located between the corrugated pipe main body (1) and the corrugated section (2).
4. The corrugated tube with good corrosion resistance according to claim 1, wherein: bellows main part (1) inside evenly distributed has folding node (5) of a plurality of, folding node (5) surface evenly coated has interior anticorrosive coating (6), the thickness of interior anticorrosive coating (6) is the same with the thickness of outer anticorrosive coating (3).
5. The corrugated tube with good corrosion resistance according to claim 1, wherein: the connecting patch (7) is of a circular ring structure, and the connecting patch (7) is attached to the inner wall of the corrugated pipe main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121439837.8U CN214946979U (en) | 2021-06-25 | 2021-06-25 | Corrugated pipe with good corrosion resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121439837.8U CN214946979U (en) | 2021-06-25 | 2021-06-25 | Corrugated pipe with good corrosion resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214946979U true CN214946979U (en) | 2021-11-30 |
Family
ID=79078366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121439837.8U Expired - Fee Related CN214946979U (en) | 2021-06-25 | 2021-06-25 | Corrugated pipe with good corrosion resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214946979U (en) |
-
2021
- 2021-06-25 CN CN202121439837.8U patent/CN214946979U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |