CN219975771U - Lining pipe fitting for PPR pipe welding area - Google Patents
Lining pipe fitting for PPR pipe welding area Download PDFInfo
- Publication number
- CN219975771U CN219975771U CN202321499614.XU CN202321499614U CN219975771U CN 219975771 U CN219975771 U CN 219975771U CN 202321499614 U CN202321499614 U CN 202321499614U CN 219975771 U CN219975771 U CN 219975771U
- Authority
- CN
- China
- Prior art keywords
- ppr
- pipe fitting
- lining pipe
- pipe
- 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.)
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Links
- 238000003466 welding Methods 0.000 title abstract description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 2
- 230000012782 tube fusion Effects 0.000 claims 5
- 238000002844 melting Methods 0.000 abstract description 12
- 230000008018 melting Effects 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005452 bending Methods 0.000 abstract 1
- 229920005630 polypropylene random copolymer Polymers 0.000 description 43
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Branch Pipes, Bends, And The Like (AREA)
Abstract
The utility model discloses a lining pipe fitting for a PPR pipe welding area, which belongs to the technical field of PPR pipes and comprises a three-way joint and a PPR pipe, wherein a first lining pipe fitting is arranged at a joint of the three-way joint close to the PPR pipe, an embedded ring I is arranged on the inner side surface of the first lining pipe fitting, a second lining pipe fitting is connected to the inner wall of the joint of the PPR pipe close to the three-way joint, an embedded ring II is also arranged on the inner side surface of the second lining pipe fitting, after the three-way joint and the PPR pipe are subjected to hot melting by using a hot melting tool, the PPR pipe is sleeved in the three-way joint, the second lining pipe fitting on the inner wall of the PPR pipe is tightly attached to the inner wall of the first lining pipe fitting on the inner wall of the three-way joint, and the first lining pipe fitting and the second lining pipe fitting support the inner wall, so that the inner wall of the PPR pipe is not deformed after the PPR pipe welding area is welded, the inner diameter of the pipe orifice is ensured, and the inner wall of the PPR pipe is prevented from bending inwards to influence the flow of water.
Description
Technical Field
The utility model relates to the technical field of PPR pipes, in particular to a lining pipe fitting for a PPR pipe welding area.
Background
The PPR pipe is a novel pipeline material, is a pipe made of polypropylene random copolymer, has good heat stability, high temperature resistance, corrosion resistance and pressure resistance, can bear hot water and steam with high temperature and high pressure, and has long service life. The PPR pipe also has good processability and installation performance, can be connected by hot melting and electric melting, and can be applied to water transportation.
The PPR pipe can be connected with the three-way joint, the elbow and the other group of PPR pipes by adopting a hot melting process, when the hot melting equipment is used for carrying out hot melting on the PPR pipe, the inner diameter of a pipeline at the welding position is reduced, the inner side wall of a hot melting area of the PPR pipe is inwards bent, the inner diameter of the PPR pipe is reduced, and the water conveying speed is influenced.
Disclosure of Invention
The utility model aims to provide a lining pipe fitting for a PPR pipe welding area, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a inside lining pipe fitting for PPR pipe fusion area, includes three way connection and PPR pipe, and three way connection is close to the interface department of PPR pipe and is equipped with first inside lining pipe fitting, and the medial surface of first inside lining pipe fitting is equipped with embedded ring one, and the PPR pipe is close to three way connection's interface inner wall connection has second inside lining pipe fitting, and embedded ring two is still installed to the medial surface of second inside lining pipe fitting.
Further: the first embedded ring is embedded and arranged in the three-way joint.
Further: the second embedded ring is embedded in the PPR pipe.
Further: the first lining pipe fitting and the first embedded ring are made of aluminum-plastic composite materials.
Further: the second lining pipe fitting and the embedded ring II are made of glass fiber reinforced materials.
Further: the outer surface of the first lining pipe fitting is provided with a sealing gasket.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, after the tee joint and the PPR pipe are subjected to hot melting by using the hot melting tool, the PPR pipe is sleeved in the tee joint, the second lining pipe fitting on the inner wall of the PPR pipe is tightly attached to the inner wall of the first lining pipe fitting on the inner wall of the tee joint, and the first lining pipe fitting and the second lining pipe fitting support the inner wall, so that the inside of the pipe is not deformed after the PPR pipe is welded in a welding area, the inner diameter of a pipe orifice is ensured, and the inner side wall of the PPR pipe hot melting area is prevented from being bent inwards to influence the flow of water.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the three-way fitting and PPR pipe installation of the present utility model;
fig. 3 is a schematic structural view of a first liner tube according to the present utility model.
In the figure: 10. a three-way joint; 20. a PPR tube; 30. a first liner tube; 40. embedding a first ring; 50. a second liner tube; 60. embedding a second ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.
Example 1
Referring to fig. 1-3, the present utility model provides a technical solution: a inside lining pipe fitting for PPR pipe fusion area, PPR pipe 20 can be with three way connection 10, elbow, another group PPR union coupling, including three way connection 10 and PPR pipe 20, three way connection 10 is close to the interface department of PPR pipe 20 and is equipped with first inside lining pipe fitting 30, and the medial surface of first inside lining pipe fitting 30 is equipped with embedded ring one 40, and the interface inner wall that PPR pipe 20 is close to three way connection 10 is connected with second inside lining pipe fitting 50, and embedded ring two 60 are still installed to the medial surface of second inside lining pipe fitting 50.
The first lining pipe fitting 30 is fixedly connected with the first embedded ring 40, the first lining pipe fitting 30 and the inner wall of the three-way joint 10 are of an integral structure, the second lining pipe fitting 50 is fixedly connected with the second embedded ring 60, the second lining pipe fitting 50 and the inner wall of the PPR pipe 20 are of an integral structure, a certain distance is reserved between the first lining pipe fitting 30 and the three-way joint 10, after the PPR pipe 20 is hot-melted by using a hot melting tool, the diameter of the PPR pipe 20 is reduced, the diameter of the PPR pipe 20 is equal to the inner diameter of the first lining pipe fitting 30, the PPR pipe 20 is sleeved on the inner wall of the first lining pipe fitting 30, the first lining pipe fitting 30 and the second lining pipe fitting 50 support the inner wall, deformation does not exist in the PPR pipe after the PPR pipe is welded in a welding area, the inner diameter of a pipe orifice is guaranteed, and the inner wall of the PPR pipe welding area is prevented from being bent inwards to influence the flow speed of water.
Preferably, the first insert ring 40 is inserted and arranged in the three-way joint 10.
Preferably, the second insert ring 60 is embedded in the PPR pipe 20, and the diameters of the second insert ring 60 and the first insert ring 40 are slightly larger than the diameters of the second lining pipe fitting 50 and the first lining pipe fitting 30, so that the second insert ring and the first insert ring are fixed with the three-way joint 10 and the PPR pipe 20.
Preferably, the first liner tube 30 and the insert ring 40 are made of an aluminum plastic composite.
Preferably, the second liner tube 50 and the insert ring two 60 are made of fiberglass reinforced material.
Example 2
Referring to fig. 2, this embodiment differs from the first embodiment in that: the outer surface of the first lining pipe fitting 30 is provided with a sealing gasket, the sealing gasket improves the tightness of the connection between the three-way joint 10 and the PPR pipe 20, the situation of leakage during water flowing in the PPR pipe 20 is avoided, the sealing gasket is a rubber sealing gasket, the heat-resistant temperature of the sealing gasket is 280 degrees, the hot melting temperature of the PPR pipe is 270 degrees, and the sealing gasket cannot be damaged.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A lining pipe fitting for a PPR pipe fusion zone, comprising a three-way joint (10) and a PPR pipe (20), characterized in that: the three-way joint (10) is close to the interface department of PPR pipe (20) and is equipped with first inside lining pipe fitting (30), the medial surface of first inside lining pipe fitting (30) is equipped with embedded ring one (40), the interface inner wall that the PPR pipe (20) is close to three-way joint (10) is connected with second inside lining pipe fitting (50), and embedded ring two (60) are still installed to the medial surface of second inside lining pipe fitting (50).
2. A liner tube for PPR tube fusion areas according to claim 1, wherein: the first embedded ring (40) is embedded and arranged in the three-way joint (10).
3. A liner tube for PPR tube fusion areas according to claim 1, wherein: the embedded ring II (60) is embedded and arranged in the PPR pipe (20).
4. A liner tube for PPR tube fusion areas according to claim 1, wherein: the first lining pipe fitting (30) and the embedded ring I (40) are made of aluminum-plastic composite materials.
5. A liner tube for PPR tube fusion areas according to claim 1, wherein: the second liner tube (50) and the insert ring two (60) are made of glass fiber reinforced materials.
6. A liner tube for PPR tube fusion areas according to claim 1, wherein: the outer surface of the first lining pipe fitting (30) is provided with a sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321499614.XU CN219975771U (en) | 2023-06-13 | 2023-06-13 | Lining pipe fitting for PPR pipe welding area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321499614.XU CN219975771U (en) | 2023-06-13 | 2023-06-13 | Lining pipe fitting for PPR pipe welding area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975771U true CN219975771U (en) | 2023-11-07 |
Family
ID=88588440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321499614.XU Active CN219975771U (en) | 2023-06-13 | 2023-06-13 | Lining pipe fitting for PPR pipe welding area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975771U (en) |
-
2023
- 2023-06-13 CN CN202321499614.XU patent/CN219975771U/en active Active
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| GR01 | Patent grant | ||
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