CN219975690U - Reinforced HDPE double-wall corrugated pipe - Google Patents
Reinforced HDPE double-wall corrugated pipe Download PDFInfo
- Publication number
- CN219975690U CN219975690U CN202321331090.3U CN202321331090U CN219975690U CN 219975690 U CN219975690 U CN 219975690U CN 202321331090 U CN202321331090 U CN 202321331090U CN 219975690 U CN219975690 U CN 219975690U
- Authority
- CN
- China
- Prior art keywords
- pipe
- reinforcing
- tube
- middle cavity
- wall
- 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.)
- Active
Links
- 229920001903 high density polyethylene Polymers 0.000 title claims abstract description 21
- 239000004700 high-density polyethylene Substances 0.000 title claims abstract description 21
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000010410 layer Substances 0.000 description 11
- 239000002184 metal Substances 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to the technical field of corrugated pipes, in particular to a reinforced HDPE double-wall corrugated pipe, which comprises an outer pipe, wherein a middle cavity pipe and an inner pipe are arranged in the outer pipe, the middle cavity pipe and the inner pipe are coaxially arranged, the reinforced HDPE double-wall corrugated pipe also comprises a first reinforcing mechanism and a second reinforcing mechanism, the first reinforcing mechanism is arranged between the outer pipe and the middle cavity pipe, the first reinforcing mechanism comprises a plurality of reinforcing spiral ribs, and the plurality of reinforcing spiral ribs are fixedly arranged between the outer pipe and the middle cavity pipe; the second reinforcing mechanism is arranged between the middle cavity tube and the inner tube; the two groups of reinforcing longitudinal sheets are distributed in an splayed manner; according to the corrugated pipe, the outer pipe, the middle cavity pipe and the inner pipe are arranged, so that the corrugated pipe is provided with three layers of pipe walls, the structural strength of the corrugated pipe is effectively ensured, and the durability of the corrugated pipe is greatly improved.
Description
Technical Field
The utility model relates to the technical field of corrugated pipes, in particular to a reinforced HDPE double-wall corrugated pipe.
Background
The corrugated pipe mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm capsule, a metal hose and the like. The metal corrugated pipe is mainly applied to the functions of compensating thermal deformation, shock absorption, pipeline settlement deformation and the like of pipelines, and is widely applied to industries of petrochemical industry, instruments, aerospace, chemical industry, electric power, cement, metallurgy and the like. Bellows made of other materials such as plastics have irreplaceable functions in the fields of medium transmission, electric power threading, machine tools, household appliances and the like.
Through retrieving, chinese patent with publication number CN215950642U discloses a HDPE reinforcing double-wall corrugated pipe, including the corrugated pipe body, the corrugated pipe body includes flexible protective layer, and flexible protective layer's outside is provided with elastic protection layer, and elastic protection layer's outside is equipped with the adhesive linkage, and adhesive linkage's outside is provided with the HDPE layer, is provided with annular strengthening rib in the HDPE layer, and the outside on HDPE layer is provided with the wearing layer.
The flexible protection layer of this patent has stronger flexibility, and with intraductal article contact, can fully protect it, the elasticity inoxidizing coating has stronger elasticity, can provide sufficient buffering, carries out buffer protection to the article in the bellows, and annular strengthening rib has stronger rigidity simultaneously, can improve the intensity of bellows.
Based on the above search in combination with the prior art findings:
most of the prior corrugated pipes have a main structure, and although part of the corrugated pipes are provided with additional layers on the surfaces or in the corrugated pipes so as to improve the wear resistance of the corrugated pipes, the corrugated pipes have lower overall structural strength and are easy to break after long-time use, so that the corrugated pipes have limitations.
Disclosure of Invention
The present utility model is directed to a reinforced HDPE double-wall bellows to solve the above-mentioned problems.
The technical scheme of the utility model is as follows: the reinforced HDPE double-wall corrugated pipe comprises an outer pipe, wherein a middle cavity pipe and an inner pipe are arranged in the outer pipe, and the outer pipe, the middle cavity pipe and the inner pipe are coaxially arranged;
the first reinforcing mechanism is arranged between the outer tube and the middle cavity tube and comprises a plurality of reinforcing spiral ribs which are fixedly arranged between the outer tube and the middle cavity tube;
and the second reinforcing mechanism is arranged between the middle cavity tube and the inner tube.
Preferably, the reinforcing mechanism comprises two groups of reinforcing longitudinal sheets, the number of each group of reinforcing longitudinal sheets is two, the two reinforcing longitudinal sheets are distributed in an eight shape, and the reinforcing longitudinal sheets are fixedly connected with the middle cavity tube and the inner tube.
Preferably, a plurality of wall-attached branch pipes are fixedly arranged between the middle cavity pipe and the inner pipe, and the plurality of wall-attached branch pipes and the plurality of groups of reinforcing longitudinal sheets are distributed in a staggered manner.
Preferably, the circumferential inner wall of each coanda branch pipe is fixedly provided with a cross support piece.
Preferably, a plurality of reinforcing ring ribs distributed at equal intervals are fixedly arranged on the circumferential outer wall of the outer tube.
Preferably, a plurality of equidistantly distributed corrugated ends are fixedly arranged on the circumferential outer wall of the outer tube.
The utility model provides a reinforced HDPE double-wall corrugated pipe through improvement, which has the following improvement and advantages compared with the prior art:
the method comprises the following steps: according to the corrugated pipe, the outer pipe, the middle cavity pipe and the inner pipe are arranged, so that the corrugated pipe is provided with three layers of pipe walls, the structural strength of the corrugated pipe is effectively ensured, and the durability of the corrugated pipe is greatly improved;
and two,: the utility model uses the set reinforcing spiral rib to form a firm structure between the outer tube and the middle cavity tube, thereby improving the durability of the corrugated tube; the connecting strength between the inner tube and the middle cavity tube is improved by using the second reinforcing mechanism and the plurality of reinforcing longitudinal sheets; the structural stability between the middle cavity tube and the inner tube is further improved, and the service life of the corrugated tube is prolonged by utilizing the plurality of wall-attached branch tubes and the cross supporting sheets arranged inside the wall-attached branch tubes.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic view of the overall first perspective of the present utility model;
FIG. 2 is a schematic view of the overall second perspective of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
FIG. 4 is a schematic view of a partial cross-sectional structure of the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.
Reference numerals illustrate:
1. an outer tube; 2. reinforcing the ring rib; 3. a corrugated end; 4. reinforcing the longitudinal sheet; 5. an intermediate lumen; 6. reinforcing the spiral ribs; 7. an inner tube; 8. a cross support plate; 9. and a wall-attached branch pipe.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a reinforced HDPE double-wall corrugated pipe through improvement, which comprises the following technical scheme:
as shown in fig. 1-5, a reinforced HDPE double-wall corrugated pipe comprises an outer pipe 1, wherein a middle cavity pipe 5 and an inner pipe 7 are arranged in the outer pipe 1, the middle cavity pipe 5 and the inner pipe 7 are coaxially arranged, and the corrugated pipe is provided with three layers of pipe walls through the arrangement, so that the structural strength of the corrugated pipe is effectively ensured, and the reinforced HDPE double-wall corrugated pipe further comprises;
the first reinforcing mechanism is arranged between the outer tube 1 and the middle cavity tube 5 and comprises a plurality of reinforcing spiral ribs 6, and the plurality of reinforcing spiral ribs 6 are fixedly arranged between the outer tube 1 and the middle cavity tube 5; through the above-mentioned structure setting, utilize the strengthening rib 6 of setting, can make outer tube 1 and middle chamber pipe 5 form firm structure to improve the durability of this bellows.
The second reinforcing mechanism is arranged between the middle cavity tube 5 and the inner tube 7; the second reinforcing mechanism is used for further improving the connection strength between the middle cavity tube 5 and the inner tube 7.
As a further scheme of the utility model, the second reinforcing mechanism comprises a plurality of groups of reinforcing longitudinal sheets 4, the number of each group of reinforcing longitudinal sheets 4 is two, the two reinforcing longitudinal sheets 4 are distributed in an eight shape, and the reinforcing longitudinal sheets 4 are fixedly connected with the middle cavity tube 5 and the inner tube 7.
By the above arrangement, the plurality of reinforcing longitudinal pieces 4 can improve the connection strength between the inner tube 7 and the intermediate lumen 5.
Further, a plurality of wall-attached branch pipes 9 are fixedly arranged between the middle cavity pipe 5 and the inner pipe 7, and the plurality of wall-attached branch pipes 9 and the plurality of groups of reinforcing longitudinal sheets 4 are distributed in a staggered manner.
Further, the circumferential inner wall of each coanda branch pipe 9 is fixedly provided with a cross support piece 8.
Through the above-mentioned structure setting, utilize a plurality of coanda branch pipes 9 that set up and set up in the inside cross brace piece 8 of coanda branch pipe 9, can further improve the structural stability between middle chamber pipe 5 and the inner tube 7, improve the life of this bellows.
Further, a plurality of reinforcing ring ribs 2 which are distributed equidistantly are fixedly arranged on the circumferential outer wall of the outer tube 1; by the reinforcing ring rib 2 provided, the structural strength of the outer tube 1 can be improved.
Further, a plurality of equidistantly distributed corrugated ends 3 are fixedly arranged on the circumferential outer wall of the outer tube 1.
The specific working method is as follows: when the corrugated pipe is used, the outer pipe 1, the middle cavity pipe 5 and the inner pipe 7 are arranged, so that the corrugated pipe is provided with three layers of pipe walls, the structural strength of the corrugated pipe is effectively ensured, and the durability of the corrugated pipe is greatly improved; the outer tube 1 and the middle cavity tube 5 form a firm structure by using the arranged reinforcing spiral ribs 6, so that the durability of the corrugated tube is improved; the connection strength between the inner tube 7 and the middle cavity tube 5 is improved by using the second reinforcing mechanism and the plurality of reinforcing longitudinal sheets 4; by means of the plurality of coanda branch pipes 9 and the cross support pieces 8 arranged inside the coanda branch pipes 9, the structural stability between the middle cavity pipe 5 and the inner pipe 7 is further improved, and the service life of the corrugated pipe is prolonged.
Claims (6)
1. A reinforced HDPE double-walled bellows comprising an outer tube (1), characterized in that: the inner part of the outer tube (1) is provided with a middle cavity tube (5) and an inner tube (7), and the outer tube (1), the middle cavity tube (5) and the inner tube (7) are coaxially arranged and further comprise;
the first reinforcing mechanism is arranged between the outer tube (1) and the middle cavity tube (5), and comprises a plurality of reinforcing spiral ribs (6), and the reinforcing spiral ribs (6) are fixedly arranged between the outer tube (1) and the middle cavity tube (5);
and the second reinforcing mechanism is arranged between the middle cavity tube (5) and the inner tube (7).
2. A reinforced HDPE double-walled bellows according to claim 1, wherein: the two groups of reinforcing mechanisms comprise two groups of reinforcing longitudinal sheets (4), the number of each group of reinforcing longitudinal sheets (4) is two, the two reinforcing longitudinal sheets (4) are distributed in an eight shape, and the reinforcing longitudinal sheets (4) are fixedly connected with the middle cavity tube (5) and the inner tube (7).
3. A reinforced HDPE double-walled bellows according to claim 2, wherein: a plurality of wall-attached branch pipes (9) are fixedly arranged between the middle cavity pipe (5) and the inner pipe (7), and the wall-attached branch pipes (9) and the reinforcing longitudinal sheets (4) are distributed in a staggered mode.
4. A reinforced HDPE double-walled bellows according to claim 3, wherein: the circumferential inner wall of each coanda branch pipe (9) is fixedly provided with a cross support piece (8).
5. A reinforced HDPE double-walled bellows according to claim 1, wherein: a plurality of reinforcing ring ribs (2) which are distributed equidistantly are fixedly arranged on the circumferential outer wall of the outer tube (1).
6. A reinforced HDPE double-wall bellows as claimed in claim 5, wherein: the circumference outer wall of the outer tube (1) is fixedly provided with a plurality of equidistantly distributed corrugated ends (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321331090.3U CN219975690U (en) | 2023-05-29 | 2023-05-29 | Reinforced HDPE double-wall corrugated pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321331090.3U CN219975690U (en) | 2023-05-29 | 2023-05-29 | Reinforced HDPE double-wall corrugated pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219975690U true CN219975690U (en) | 2023-11-07 |
Family
ID=88580547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321331090.3U Active CN219975690U (en) | 2023-05-29 | 2023-05-29 | Reinforced HDPE double-wall corrugated pipe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219975690U (en) |
-
2023
- 2023-05-29 CN CN202321331090.3U patent/CN219975690U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN219975690U (en) | Reinforced HDPE double-wall corrugated pipe | |
CN110345464A (en) | A kind of nuclear power station steam generator flexible tubesheet structure | |
CN210344630U (en) | Large-displacement special expansion joint for sewage discharge | |
CN202532092U (en) | Flexible telescopic joint | |
CN207584222U (en) | A kind of practicality low-pressure jacket flange | |
CN205001767U (en) | Integration vacuum transmission pipe | |
CN210372496U (en) | Sleeve type corrugated pipe compensator | |
CN206268653U (en) | A kind of bellows | |
CN208041427U (en) | A kind of dehumidifier Special high-strength heavy wall expansion joint | |
CN111505335A (en) | Telescopic S-shaped pitot tube | |
CN212718633U (en) | Steel strip corrugated pipe | |
CN216768605U (en) | Multilayer welding air pipe | |
CN213655930U (en) | Polyethylene HDPE steel band reinforcing helical bellows with connector | |
CN220186088U (en) | Wear-resistant clara pipe | |
CN214873124U (en) | Novel steel lining polytetrafluoroethylene inner and outer spring reinforced composite hose | |
CN219323403U (en) | Bendable steel pipe structure | |
CN209026337U (en) | A kind of compound pipeline complex pipeline with flange | |
CN220102342U (en) | High-strength corrugated pipe | |
CN209385828U (en) | A kind of thermal insulating collet metal hose | |
CN214662645U (en) | Double-wall corrugated pipe with telescopic pipe | |
CN217634299U (en) | Multipurpose polyethylene reducing pipe fitting | |
CN210890426U (en) | Double-wall corrugated pipe structure | |
CN217713978U (en) | Corrosion-resistant metal corrugated pipe | |
CN220320687U (en) | Whole wave thick wall corrugated pipe | |
CN214947181U (en) | Metal hose applied to narrow space of airplane |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |