CN211901878U - Double-wall corrugated pipe - Google Patents
Double-wall corrugated pipe Download PDFInfo
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- CN211901878U CN211901878U CN202020161751.2U CN202020161751U CN211901878U CN 211901878 U CN211901878 U CN 211901878U CN 202020161751 U CN202020161751 U CN 202020161751U CN 211901878 U CN211901878 U CN 211901878U
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- pipe
- metal reinforcing
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- connecting end
- reinforcing strip
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Abstract
The utility model discloses a double-wall corrugated pipe, including the body that has straight inner tube and ripple outer tube, equidistant encircleing is provided with the bellying of corrugate on the ripple outer tube, encircleing on the body between 2 adjacent bellying and installing the metal reinforcing strip, the metal reinforcing strip is connected 2 adjacent bellies, further improve the antibody external force ability of double-wall corrugated pipe, the metal reinforcing strip outer spraying has anti-oxidation coating layer, the anti-oxidation coating layer is provided with the protective layer of wrapping up the metal reinforcing strip outward, the protective layer has good anticollision and wear resistance, make double-wall corrugated pipe can adapt to more abominable service environment; the first connecting end and the second connecting end are respectively arranged at the two ends of the pipe body, the two pipe bodies can be quickly connected through the first connecting end and the second connecting end which are matched, and meanwhile, glue solution can be quickly injected into the pipe bodies through the connecting holes in the second connecting end when the pipe bodies are connected, so that the connecting effect and the connecting efficiency are improved, and the pipe body connection is more reliable.
Description
The technical field is as follows:
the utility model relates to a double-walled bellows.
Background art:
the double-wall corrugated pipe is a novel pipe with an outer wall with an annular structure and a smooth inner wall, and a series of products are developed from a single variety after more than ten years of development and improvement. The outer wall of the double-wall corrugated pipe is of an annular corrugated structure, so that the annular rigidity of the pipe is enhanced, and the resistance of the pipe to soil load is enhanced. For general use conditions, the existing double-wall corrugated pipe is mature in production process and use technology. However, in the case of a thick soil layer or a heavy load on the upper side, the service life of the conventional double-wall corrugated pipe is greatly shortened, and the double-wall corrugated pipe is easily damaged, so that the external force resistance of the double-wall corrugated pipe needs to be further improved.
The invention content is as follows:
the utility model aims at solving the problem among the prior art, provide a set up the metal between the bulge loop of corrugate and reinforce the strip, further improve the anti external force ability of double-walled bellows, connect simultaneously and simple to operate's double-walled bellows.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a double-wall corrugated pipe comprises a pipe body with a straight inner pipe and a corrugated outer pipe, wherein corrugated convex rings are arranged on the corrugated outer pipe in an equidistant surrounding mode, 2 adjacent convex rings are arranged on the pipe body between the convex rings in a surrounding mode, two ends of each metal reinforcing strip are fixedly connected with the convex rings adjacent to two sides respectively, an anti-oxidation coating layer is sprayed on the outer portions of the metal reinforcing strips, and a protective layer wrapping the metal reinforcing strips is arranged on the outer portions of the anti-oxidation coating layer.
The connecting pipe comprises a pipe body and is characterized in that a first connecting end in a circular truncated cone shape is arranged at one end of the pipe body, a second connecting end is arranged at the other end of the pipe body, a connecting groove matched with the first connecting end is formed in the inner wall of the second connecting end, and a connecting hole communicated with the connecting groove is formed in the inner wall of the second connecting end in a surrounding mode.
The corrugated outer pipe is made of HDPE materials.
The cross section of the metal reinforcing strip is triangular.
The cross section of the outer edge of the convex ring is arc-shaped.
The utility model has the advantages that: the utility model discloses a double-walled bellows, including the body that has straight inner tube and ripple outer tube, equidistant encircleing is provided with the bulge loop of corrugate on the ripple outer tube, encircleing on the body between 2 adjacent bulge loops and installing metal reinforcing strip, metal reinforcing strip connects 2 adjacent bulge loops, further improve the antibody external force ability of double-walled bellows, metal reinforcing strip outer spraying has anti-oxidation coating layer, the protective layer of wrapping up metal reinforcing strip is provided with outside the anti-oxidation coating layer, the protective layer has good anticollision and wear resistance, make double-walled bellows can adapt to more abominable service environment; the first connecting end and the second connecting end are respectively arranged at the two ends of the pipe body, the two pipe bodies can be quickly connected through the first connecting end and the second connecting end which are matched, and meanwhile, glue solution can be quickly injected into the pipe bodies through the connecting holes in the second connecting end when the pipe bodies are connected, so that the connecting effect and the connecting efficiency are improved, and the pipe body connection is more reliable.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic diagram of the internal structure of the present invention.
The specific implementation mode is as follows:
in order that those skilled in the art will better understand the inventive arrangements, further details of the invention are provided below with reference to the accompanying drawings and embodiments.
A double-wall corrugated pipe as shown in fig. 1 to 3 comprises a pipe body 1 having a straight inner pipe 11 and a corrugated outer pipe 12, wherein the straight inner pipe 11 and the corrugated outer pipe 12 can be made of PVC, PE, etc., and the corrugated outer pipe 12 can be a corrugated outer pipe made of HDPE as a preferred option. The corrugated outer pipe 12 is provided with corrugated convex rings 2 at equal intervals in a surrounding mode, the cross section of an outer edge 22 of each convex ring 2 is arc-shaped, and the smooth outer edge 22 enables the corrugated outer pipe 12 not to be damaged easily. Adjacent 2 it has metal reinforcing strip 3 to surround to install on the body 1 between the bulge loop 2, the both ends of metal reinforcing strip 3 link to each other with the bulge loop 2 that both sides are adjacent are fixed respectively, and metal reinforcing strip 3 can adopt the billet, plays supporting role between adjacent 2 bulge loops 2, improves the holistic anti external force ability of body 1. As a preferred scheme, the cross section of the metal reinforcing strip 3 is triangular, so that the structure is stable and is not easy to deform. The anti-oxidation coating layer 31 is sprayed outside the metal reinforcing strip 3, so that the metal reinforcing strip 3 is effectively prevented from being oxidized, the service life is prolonged, the protective layer 32 wrapping the metal reinforcing strip 3 is arranged outside the anti-oxidation coating layer 31, the protective layer 32 can be made of high-molecular wear-resistant plastics, the anti-collision and wear-resistant performances of the pipe body 1 are improved, and meanwhile, the anti-oxidation coating layer 31 is prevented from falling off.
One end of the pipe body 1 is provided with a first connecting end 4 in a circular truncated cone shape, the other end of the pipe body 1 is provided with a second connecting end 41, the inner wall of the second connecting end 41 is provided with a connecting groove 42 matched with the first connecting end 4, and the inner wall of the second connecting end 41 is provided with a connecting hole 44 communicated with the connecting groove 42 in a surrounding manner. The first connecting end 4 and the second connecting end 41 are designed to facilitate the connection between two double-wall corrugated pipes, and glue can be injected through the connecting hole 44 when the pipes are connected, so that the connecting effect and efficiency are improved.
The double-wall corrugated pipe comprises a pipe body with a straight inner pipe and a corrugated outer pipe, wherein corrugated convex rings are arranged on the corrugated outer pipe in an equidistant surrounding mode, a metal reinforcing strip is arranged on the pipe body between every two adjacent convex rings in a surrounding mode, the metal reinforcing strip is connected with the adjacent 2 convex rings, the antibody external force capacity of the double-wall corrugated pipe is further improved, an anti-oxidation coating layer is sprayed on the metal reinforcing strip, a protective layer wrapping the metal reinforcing strip is arranged outside the anti-oxidation coating layer, and the protective layer has good anti-collision and wear-resisting properties and can adapt to a more severe use environment; the first connecting end and the second connecting end are respectively arranged at the two ends of the pipe body, the two pipe bodies can be quickly connected through the first connecting end and the second connecting end which are matched, and meanwhile, glue solution can be quickly injected into the pipe bodies through the connecting holes in the second connecting end when the pipe bodies are connected, so that the connecting effect and the connecting efficiency are improved, and the pipe body connection is more reliable.
Claims (5)
1. A double-walled corrugated pipe, characterized by: the anti-oxidation coating pipe comprises a pipe body (1) with a straight inner pipe (11) and a corrugated outer pipe (12), wherein corrugated convex rings (2) are arranged on the corrugated outer pipe (12) in an equidistant mode in a surrounding mode, 2 adjacent convex rings (2) are arranged on the pipe body (1) between the convex rings (2) in a surrounding mode, metal reinforcing strips (3) are installed on the two ends of each metal reinforcing strip (3) in a surrounding mode, the two ends of each metal reinforcing strip (3) are fixedly connected with the convex rings (2) adjacent to the two sides respectively, an anti-oxidation coating layer (31) is sprayed on the outer side of each metal reinforcing strip (3), and a protective layer (32) wrapping the metal reinforcing strips (3) is arranged on.
2. A double-walled corrugated pipe as claimed in claim 1 wherein: the connecting pipe is characterized in that a first connecting end (4) in a circular truncated cone shape is arranged at one end of the pipe body (1), a second connecting end (41) is arranged at the other end of the pipe body (1), a connecting groove (42) matched with the first connecting end (4) is formed in the inner wall of the second connecting end (41), and a connecting hole (44) communicated with the connecting groove (42) is formed in the inner wall of the second connecting end (41) in a surrounding mode.
3. A double-walled corrugated pipe as claimed in claim 1 wherein: the corrugated outer pipe (12) is made of HDPE materials.
4. A double-walled corrugated pipe as claimed in claim 1 wherein: the cross section of the metal reinforcing strip (3) is triangular.
5. A double-walled corrugated pipe as claimed in claim 1 wherein: the cross section of the outer edge (22) of the convex ring (2) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020161751.2U CN211901878U (en) | 2020-02-11 | 2020-02-11 | Double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020161751.2U CN211901878U (en) | 2020-02-11 | 2020-02-11 | Double-wall corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901878U true CN211901878U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020161751.2U Active CN211901878U (en) | 2020-02-11 | 2020-02-11 | Double-wall corrugated pipe |
Country Status (1)
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| CN (1) | CN211901878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909530A (en) * | 2022-04-07 | 2022-08-16 | 炫列(上海)环境工程技术有限公司 | Metal hose with smooth inner wall and corrugated outer wall |
-
2020
- 2020-02-11 CN CN202020161751.2U patent/CN211901878U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909530A (en) * | 2022-04-07 | 2022-08-16 | 炫列(上海)环境工程技术有限公司 | Metal hose with smooth inner wall and corrugated outer wall |
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