CN220470864U - PE alloy double-wall corrugated pipe - Google Patents
PE alloy double-wall corrugated pipe Download PDFInfo
- Publication number
- CN220470864U CN220470864U CN202322174871.2U CN202322174871U CN220470864U CN 220470864 U CN220470864 U CN 220470864U CN 202322174871 U CN202322174871 U CN 202322174871U CN 220470864 U CN220470864 U CN 220470864U
- Authority
- CN
- China
- Prior art keywords
- wall
- alloy double
- corrugated
- corrugated pipe
- flaring
- 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.)
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- 239000000956 alloy Substances 0.000 title claims abstract description 63
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 63
- 239000012943 hotmelt Substances 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims description 17
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 239000004698 Polyethylene Substances 0.000 description 37
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004831 Hot glue Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Joints That Cut Off Fluids, And Hose Joints (AREA)
Abstract
The utility model belongs to the technical field of corrugated pipes, and particularly relates to a PE alloy double-wall corrugated pipe, which comprises a PE alloy double-wall corrugated pipe and a hot-melt gasket, wherein the hot-melt gasket is clamped on the outer side of the PE alloy double-wall corrugated pipe; the PE alloy double-wall corrugated pipe comprises an inner wall, a corrugated outer wall and a flaring, and a corrugated notch is arranged on the outer side of the corrugated outer wall; the PE alloy double-wall corrugated pipe is characterized in that one PE alloy double-wall corrugated pipe end is inserted into the inner side of the flaring of the other PE alloy double-wall corrugated pipe end in an interference mode, the hot-melt gasket is embedded into the corrugated notch at one end of the inner side of the PE alloy double-wall corrugated pipe inserted into the flaring, and the outer side of the hot-melt gasket is abutted to the inner side of the flaring. The utility model can realize more fastening of the PE alloy double-wall corrugated pipe connection, and can effectively avoid the occurrence of gaps of the connected PE alloy double-wall corrugated pipe after connection, thereby avoiding air leakage and water leakage.
Description
Technical Field
The utility model belongs to the technical field of corrugated pipes, and particularly relates to a PE alloy double-wall corrugated pipe.
Background
The PE alloy double-wall corrugated pipe is a novel pipe, is composed of high-density polyethylene and some alloy elements, has an annular structure outer wall and a smooth inner wall, and can be used in multiple fields of drainage, pollution discharge, ventilation protection and the like.
The PE alloy double-wall corrugated pipe is connected in a plurality of manners such as expansion socket connection, half external fixed connection, thermal shrinkage sleeve connection, pipe fitting socket connection and the like, and each connecting manner has the advantages. The flaring socket connection is the most common mode, and is characterized by convenient installation and suitability for PE double-wall corrugated pipes with various calibers.
Problems of the prior art:
the PE alloy double-wall corrugated pipe is arranged in a plug-in type connection mode, a gasket is additionally arranged during installation and is used for abutting against the inner wall and the outer wall of the PE alloy double-wall corrugated pipe on two sides so as to realize sealing, and the connection mode can enable gaps to appear between the gasket and the inner wall of the PE alloy double-wall corrugated pipe in the bending or moving process of the PE alloy double-wall corrugated pipe, even silt can be filled into the gasket, water leakage and air leakage are caused, and the plug-in type can also cause insufficient fastening degree of connection of the PE alloy double-wall corrugated pipes on two sides.
Disclosure of Invention
The utility model aims to provide a PE alloy double-wall corrugated pipe, which can realize more fastening of the connection of the PE alloy double-wall corrugated pipe, and can effectively avoid the occurrence of gaps of the connected PE alloy double-wall corrugated pipe after the connection, thereby avoiding air leakage and water leakage.
The technical scheme adopted by the utility model is as follows:
the PE alloy double-wall corrugated pipe comprises a PE alloy double-wall corrugated pipe;
the hot-melt gasket is clamped on the outer side of the PE alloy double-wall corrugated pipe;
the PE alloy double-wall corrugated pipe comprises an inner wall, a corrugated outer wall and a flaring, and a corrugated notch is arranged on the outer side of the corrugated outer wall;
the PE alloy double-wall corrugated pipe is characterized in that one PE alloy double-wall corrugated pipe end is inserted into the inner side of the flaring of the other PE alloy double-wall corrugated pipe end in an interference mode, the hot-melt gasket is embedded into the corrugated notch at one end of the inner side of the PE alloy double-wall corrugated pipe inserted into the flaring, and the outer side of the hot-melt gasket is abutted to the inner side of the flaring.
The outer side of the corrugated outer wall is also provided with a texture groove, a sealing gasket is embedded in the texture groove, and the outer side of the sealing gasket is abutted to the inner side of the flaring.
The hot melt gasket is fit inside the corrugated notch.
The corrugated outer wall comprises a plurality of rings arranged in parallel.
The annular outer side is provided with a round corner.
The width of the sealing gasket ring edge is in transition fit with the depth of the texture groove.
The inner wall is fixedly connected with the outer wall of the ripple, the flaring is fixedly connected with one end of the inner wall and one end of the outer wall of the ripple, and the outer diameter of the flaring is the same as the outer diameter of the outer wall of the ripple.
The hot melt gasket is a thermoplastic elastomer.
The utility model has the technical effects that:
according to the utility model, the hot-melt gasket is a thermoplastic elastomer, and the thermoplastic elastomer can be expanded after being heated and has viscosity, so that the outer side of the corrugated outer wall and the inner side of the flaring are adhered, and the joint of two PE alloy double-wall corrugated pipes is sealed.
The sealing gasket is used for supporting and sealing the outer side of the corrugated outer wall and the inner side of the flaring, can be used for improving the supporting capacity of the corrugated outer wall and the flaring and realizing the waterproof and air leakage prevention of the hot-melt gasket and the inner side of the flaring.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the structure of FIG. 1A in accordance with the present utility model;
FIG. 3 is a schematic diagram of a structure in which two PE alloy double-wall corrugated pipes are spliced;
FIG. 4 is an enlarged view of the structure of the present utility model at B in FIG. 3;
FIG. 5 is a schematic view of the structure of the hot melt gasket and the sealing gasket of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1.PE alloy double-wall corrugated pipe; 101. an inner wall; 102. a corrugated outer wall; 103. flaring; 104. a corrugated sink; 105. texture grooves;
2. a hot melt gasket; 3. and a sealing gasket.
Detailed Description
The present utility model will be specifically described with reference to examples below in order to make the objects and advantages of the present utility model more apparent. It should be understood that the following text is intended to describe only one or more specific embodiments of the utility model and does not limit the scope of the utility model strictly as claimed.
Examples
As shown in fig. 1-3, the PE alloy double-wall corrugated pipe comprises a PE alloy double-wall corrugated pipe 1 and a hot-melt gasket 2, wherein the hot-melt gasket 2 is clamped on the outer side of the PE alloy double-wall corrugated pipe 1.
The PE alloy double-wall corrugated pipe 1 comprises an inner wall 101, a corrugated outer wall 102 and a flaring 103, a corrugated notch groove 104 is formed in the outer side of the corrugated outer wall 102, and the hot-melt gasket 2 is mounted inside the corrugated notch groove 104 in a fit mode.
Further, the inner wall 101 is fixedly connected with the corrugated outer wall 102, the flaring 103 is fixedly connected with one end of the inner wall 101 and one end of the corrugated outer wall 102, and the outer diameter of the flaring 103 is the same as that of the corrugated outer wall 102.
According to the structure, the two PE alloy double-wall corrugated pipes 1 are connected in the following manner:
the end part of one PE alloy double-wall corrugated pipe 1 is inserted into the inner side of the flaring 103 at the end part of the other PE alloy double-wall corrugated pipe 1 in an interference manner, the hot-melt gasket 2 is embedded into the corrugated notch 104 at one end of the inner side of the insertion flaring 103 of the PE alloy double-wall corrugated pipe 1, and the outer side of the hot-melt gasket 2 is abutted with the inner side of the flaring 103.
The installation and working principle are as follows: the hot-melt gasket 2 is a thermoplastic elastomer, which can expand after heating, has viscosity, and adheres and solidifies after cooling, so after the hot-melt gasket 2 is tightly attached to the inner wall of the flaring 103, the hot-melt gasket 2 on the inner side of the flaring 103 is melted by heating on the outer side of the flaring 103, and after the flaring 103 is cooled and solidifies, the outer side of the corrugated outer wall 102 and the inner side of the flaring 103 are adhered, and when the hot-melt gasket 2 is used, firstly, the bending part of the PE alloy double-wall corrugated pipe 1 is required to be bent, then the bent PE alloy double-wall corrugated pipes 1 are shaped, and then the hot-melt gasket 2 is heated, so that the sealing of the joint of the two PE alloy double-wall corrugated pipes 1 is realized, and the material of the hot-melt gasket 2 needs to be capable of hot-melt (capable of adhering to the inner wall of the flaring 103 after melting) and has elasticity (capable of being installed in the corrugated groove 104), and the hot-melt temperature needs to be lower than that of the hot-melt temperature of the PE alloy double-wall corrugated pipe 1, including the hot-melt adhesive, and the silica gel with the hot-melt adhesive coating on the outer side.
Examples
Referring to fig. 1-5, a texture groove 105 is further formed on the outer side of the corrugated outer wall 102, a sealing gasket 3 is embedded in the texture groove 105, the outer side of the sealing gasket 3 abuts against the inner side of the flaring 103, and the width of the annular edge of the sealing gasket 3 is in transition fit with the depth of the texture groove 105.
According to the above structure, the sealing gasket 3 is used for supporting and sealing the outer side of the corrugated outer wall 102 and the inner side of the flaring 103, and can be used for improving the supporting capability of the corrugated outer wall 102 and the flaring 103 and realizing waterproof and air leakage prevention of the inner side of the flaring 103 by matching the hot-melt gasket 2.
As shown in fig. 1, the outer side of the corrugated outer wall 102 needs to be provided with a plurality of parallel rings, and the outer sides of the rings are provided with round corners, so that the corrugated outer wall is convenient for plugging in the process of installing the two sections of PE alloy double-wall corrugated pipes 1.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (8)
- A pe alloy double-walled bellows characterized by comprising:a PE alloy double-wall corrugated pipe (1);the hot-melt gasket (2) is clamped on the outer side of the PE alloy double-wall corrugated pipe (1);the PE alloy double-wall corrugated pipe (1) comprises an inner wall (101), a corrugated outer wall (102) and a flaring (103), and a corrugated notch (104) is arranged outside the corrugated outer wall (102);the PE alloy double-wall corrugated pipe (1) is characterized in that the end part of the PE alloy double-wall corrugated pipe (1) is inserted into the inner side of the flaring (103) at the end part of the other PE alloy double-wall corrugated pipe (1) in an interference mode, the hot-melt gasket (2) is embedded into a corrugated notch (104) at one end of the inner side of the flaring (103) inserted into the PE alloy double-wall corrugated pipe (1), and the outer side of the hot-melt gasket (2) is in butt joint with the inner side of the flaring (103).
- 2. The PE alloy double-walled bellows of claim 1 wherein: the outer side of the corrugated outer wall (102) is also provided with a texture groove (105), a sealing gasket (3) is embedded in the texture groove (105), and the outer side of the sealing gasket (3) is abutted with the inner side of the flaring (103).
- 3. The PE alloy double-walled bellows of claim 1 wherein: the hot melt gasket (2) is fit inside the corrugated notch (104).
- 4. The PE alloy double-walled bellows of claim 1 wherein: the corrugated outer wall (102) comprises a plurality of rings arranged in parallel.
- 5. The PE alloy double-walled corrugated pipe according to claim 4, wherein: the annular outer side is provided with a round corner.
- 6. The PE alloy double-walled bellows of claim 2 wherein: the width of the annular edge of the sealing gasket (3) is in transition fit with the depth of the texture groove (105).
- 7. The PE alloy double-walled bellows of claim 1 wherein: the inner wall (101) is fixedly connected with the corrugated outer wall (102), the flaring (103) is fixedly connected with one end of the inner wall (101) and one end of the corrugated outer wall (102), and the outer diameter of the flaring (103) is the same as that of the corrugated outer wall (102).
- 8. The PE alloy double-walled bellows of claim 1 wherein: the hot melt gasket (2) is a thermoplastic elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322174871.2U CN220470864U (en) | 2023-08-14 | 2023-08-14 | PE alloy double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322174871.2U CN220470864U (en) | 2023-08-14 | 2023-08-14 | PE alloy double-wall corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470864U true CN220470864U (en) | 2024-02-09 |
Family
ID=89803848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322174871.2U Active CN220470864U (en) | 2023-08-14 | 2023-08-14 | PE alloy double-wall corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470864U (en) |
-
2023
- 2023-08-14 CN CN202322174871.2U patent/CN220470864U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |