CN210770789U - Corrosion-resistant double-wall corrugated pipe - Google Patents
Corrosion-resistant double-wall corrugated pipe Download PDFInfo
- Publication number
- CN210770789U CN210770789U CN201921372402.9U CN201921372402U CN210770789U CN 210770789 U CN210770789 U CN 210770789U CN 201921372402 U CN201921372402 U CN 201921372402U CN 210770789 U CN210770789 U CN 210770789U
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- Prior art keywords
- groove section
- extension pipe
- pipe
- corrosion
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007797 corrosion Effects 0.000 title claims abstract description 27
- 238000005260 corrosion Methods 0.000 title claims abstract description 27
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 239000011241 protective layer Substances 0.000 claims description 8
- 229920001903 high density polyethylene Polymers 0.000 claims description 5
- 239000004700 high-density polyethylene Substances 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to a corrosion-resistant double-walled bellows, including body and extension pipe, the body both ends are equipped with the connector, the inner wall of connector is equipped with the spout, and the spout extends along the body direction, and the spout includes first groove section, second groove section and spread groove, first groove section and second groove section parallel arrangement connect through the spread groove between first groove section and the second groove section, the first groove section of spread groove perpendicular to and second groove section, first groove section extends to the connector terminal surface, the extension pipe sets up in the connector, and the outer wall of extension pipe is equipped with the pothook, and the pothook setting is in the spout, the extension pipe outer wall has the anticorrosive coating. The corrosion-resistant double-wall corrugated pipe can facilitate pipe connection, and effectively improve the corrosion resistance of the pipe connection part; in addition, the extension pipe is provided with a reinforcing part, so that the connection strength of the connection part can be enhanced, the extension pipe is not easy to damage, and the service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of tubular product, in particular to corrosion-resistant double-walled bellows.
Background
A high-density polyethylene (HDPE) double-wall corrugated pipe is a novel pipe with an outer wall with an annular structure and a smooth inner wall. In order to improve the corrosion resistance of the existing double-wall corrugated pipe, an anticorrosive layer is adopted in some double-wall corrugated pipes. Although the corrosion resistance of the pipe is improved, it is also possible to use a pipe having a high corrosion resistance. When the pipe is used, the pipe is usually required to be connected, a heat-shrinkable sleeve is adopted during connection, and when the heat-shrinkable sleeve and the pipe are not tightly sealed, substances such as external gas and the like can permeate into the pipe to corrode the pipe; in addition, the heat shrinkable sleeve has low structural strength and is easily broken by pressure, resulting in poor sealability.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve prior art's problem, provide a can promote corrosion-resistant double-walled bellows of junction corrosion resistance and structural strength.
The specific technical scheme is as follows: the utility model provides a corrosion-resistant double-walled bellows, includes body and extension pipe, and the body both ends are equipped with the connector, the inner wall of connector is equipped with the spout, and the spout extends along the body direction, and the spout includes first groove section, second groove section and spread groove, first groove section and second groove section parallel arrangement connect through the spread groove between first groove section and the second groove section, and first groove section of spread groove perpendicular to and second groove section, first groove section extends to the connector terminal surface, the extension pipe sets up in the connector, and the outer wall of extension pipe is equipped with the pothook, and the pothook setting is in the spout, the extension pipe outer wall has the anticorrosive coating.
The following is the attached technical proposal of the utility model.
Further, the spout has many, and many spouts surround the equidistant setting of body, the pothook has a plurality ofly, and every pothook corresponds a spout.
Furthermore, the extension pipe outer wall is equipped with the rib, and the rib encircles the extension pipe setting.
Further, the reinforcing part comprises a tubular body and a protective layer, the tubular body is of a hollow structure, and the protective layer is arranged on the outer surface of the tubular body.
Further, the cross section of the extension pipe is circular.
Furthermore, the anticorrosive layer and the protective layer are made of high-density polyethylene.
The technical effects of the utility model: the corrosion-resistant double-wall corrugated pipe can facilitate pipe connection, and effectively improve the corrosion resistance of the pipe connection part; in addition, the extension pipe is provided with a reinforcing part, so that the connection strength of the connection part can be enhanced, the extension pipe is not easy to damage, and the service life is prolonged.
Drawings
Fig. 1 is a schematic view of a corrosion-resistant double-wall corrugated pipe according to an embodiment of the present invention.
Fig. 2 is a perspective view of a connector according to an embodiment of the present invention.
Fig. 3 is a cross-sectional view of an extension pipe according to an embodiment of the present invention.
Fig. 4 is a schematic view of a hook according to an embodiment of the present invention.
Fig. 5 is a schematic view of a reinforcement portion according to an embodiment of the present invention.
Detailed Description
The essential features and advantages of the invention will be further explained below with reference to examples, but the invention is not limited to the embodiments listed.
As shown in fig. 1 to 5, the corrosion-resistant double-wall corrugated pipe of the present embodiment includes a pipe body 1 and an extension pipe 2, and connectors 3 are provided at both ends of the pipe body 1. The inner wall of connector 3 is equipped with spout 4, and spout 4 extends along 1 direction of body, and spout 4 includes first groove section 41, second groove section 42 and spread groove 43, first groove section 41 and second groove section 42 parallel arrangement connect through spread groove 43 between first groove section 41 and the second groove section 42, and spread groove 43 is perpendicular to first groove section 41 and second groove section 42. The first groove section 41 extends to the end face of the connector 3, the extension pipe 2 is arranged in the connector 3, the outer wall of the extension pipe 2 is provided with a hook 21, the hook 21 is arranged in the sliding groove 4, and the outer wall of the extension pipe 2 is provided with an anticorrosive coating 22. In the above technical solution, by providing the extension pipe 2, when the adjacent double-wall corrugated pipes need to be connected, the hook 21 of the extension pipe 2 is inserted into the first groove section 41 correspondingly, and when the hook 21 abuts against the connecting groove 43, the extension pipe 2 is rotated, so that the hook 21 enters the second groove section 42, and the hook 21 is limited in the second groove section 42; the other end of the extension pipe is connected with another double-wall corrugated pipe, thereby facilitating the connection of the double-wall corrugated pipe. In addition, by providing the corrosion-resistant layer 22, the corrosion resistance of the extension pipe can be further improved. Furthermore, after the two double-wall corrugated pipes are connected, the sealing performance of the connecting part is further improved through the heat shrinkage sleeve 5, and external substances are prevented from permeating and corroding the pipes. In addition, the extension pipe can slide in the sliding groove, so that the distance between the two pipes can be adjusted, and the use is more flexible.
In this embodiment, the sliding groove 4 has a plurality of, and a plurality of sliding grooves 4 surround the pipe body and are arranged at equal intervals, and the pothook 21 has a plurality of, and every pothook 21 corresponds to a sliding groove 4. Through above-mentioned technical scheme, can make extension pipe 2 be connected more firmly with body 1.
In this embodiment, the outer wall of the extension pipe 2 is provided with the reinforcing part 23, and the reinforcing part 23 is arranged around the extension pipe 2, so that the structural strength of the extension pipe is further enhanced, and the extension pipe is prevented from cracking and breaking.
In this embodiment, the reinforcing part 23 includes a tubular body 231 and a protective layer 232, the tubular body 231 is a hollow structure, and the protective layer 232 is disposed on the outer surface of the tubular body 231. Through above-mentioned technical scheme, can strengthen the structural strength of rib, the siphonozooid is made by metal or other high strength material, anticorrosive coating and protective layer material are high density polyethylene.
In this embodiment, the extension pipe 2 is circular in cross-section to facilitate connection with a double-walled corrugated pipe.
The corrosion-resistant double-wall corrugated pipe can facilitate pipe connection, and effectively improves the corrosion resistance of the pipe connection part; in addition, the extension pipe is provided with a reinforcing part, so that the connection strength of the connection part can be enhanced, the extension pipe is not easy to damage, and the service life is prolonged.
It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (6)
1. The utility model provides a corrosion-resistant double-walled bellows, its characterized in that, includes body and extension pipe, and the body both ends are equipped with the connector, the inner wall of connector is equipped with the spout, and the spout extends along the body direction, and the spout includes first groove section, second groove section and spread groove, first groove section and second groove section parallel arrangement connect through the spread groove between first groove section and the second groove section, the first groove section of spread groove perpendicular to and second groove section, first groove section extends to the connector terminal surface, the extension pipe sets up in the connector, and the outer wall of extension pipe is equipped with the pothook, and the pothook setting is in the spout, the extension pipe outer wall has the anticorrosive coating.
2. A corrosion resistant double walled corrugated pipe as claimed in claim 1 wherein there are a plurality of said chutes, a plurality of said chutes being equally spaced around the pipe body, a plurality of said hooks, each hook corresponding to one of said chutes.
3. The corrosion-resistant double-walled corrugated pipe of claim 2, wherein the outer wall of the extension pipe is provided with a reinforcement portion disposed around the extension pipe.
4. The corrosion-resistant double-walled corrugated pipe of claim 3, wherein the reinforcement comprises a tubular body having a hollow structure and a protective layer disposed on an outer surface of the tubular body.
5. The corrosion-resistant double-walled corrugated pipe of claim 4, wherein the extension pipe is circular in cross-section.
6. Corrosion resistant double walled corrugated pipe according to claim 5 wherein the corrosion resistant layer and the protective layer are both high density polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921372402.9U CN210770789U (en) | 2019-08-22 | 2019-08-22 | Corrosion-resistant double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921372402.9U CN210770789U (en) | 2019-08-22 | 2019-08-22 | Corrosion-resistant double-wall corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210770789U true CN210770789U (en) | 2020-06-16 |
Family
ID=71061586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921372402.9U Expired - Fee Related CN210770789U (en) | 2019-08-22 | 2019-08-22 | Corrosion-resistant double-wall corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210770789U (en) |
-
2019
- 2019-08-22 CN CN201921372402.9U patent/CN210770789U/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 |
Granted publication date: 20200616 |