CN208417820U - A kind of hot and cold water polypropylene pipe - Google Patents
A kind of hot and cold water polypropylene pipe Download PDFInfo
- Publication number
- CN208417820U CN208417820U CN201820820396.8U CN201820820396U CN208417820U CN 208417820 U CN208417820 U CN 208417820U CN 201820820396 U CN201820820396 U CN 201820820396U CN 208417820 U CN208417820 U CN 208417820U
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- China
- Prior art keywords
- inner tube
- tube
- flange disk
- hot
- pipe
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- 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
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a kind of hot and cold water polypropylene pipes, the pipeline includes polypropylene inner tube, the polypropylene outer tube being sheathed on outside the inner tube, the phenolic resin foam pipe being located between the outer tube and the inner tube, the inner tube first end end is equipped with the first flange disk that can be spirally connected with the inner tube first end, the inner tube second end end is equipped with the second flange disk that can be spirally connected with the inner tube second end, second face of first flange disk is equipped with the first annular slot being inserted into for the outer tube first end, the fixed pad of the first annular groove bottom wall is equipped with first annular gasket, first face of second flange disk is equipped with the second annular groove being inserted into for the outer tube second end, the second annular fixed pad of groove bottom wall is equipped with the second Gask-O-Seal.
Description
Technical field
The utility model relates to a kind of hot and cold water polypropylene pipes.
Background technique
Existing water pipe is typically only capable to be individually used for conveying cold water or hot water, when conveying hot water using cold water pipe, will cause
The damage of water pipe expanded by heating, and heat insulation effect is poor.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of hot and cold water
Use polypropylene pipe.
The technical scheme adopted by the utility model to solve the technical problem is as follows: constructing a kind of hot and cold water PA tube
Road, the pipeline include polypropylene inner tube, the polypropylene outer tube being sheathed on outside the inner tube, are located between the outer tube and the inner tube
Phenolic resin foam pipe, the inner tube first end end are equipped with the first flange disk that can be spirally connected with the inner tube first end, the inner tube the
Two ends end are equipped with the second flange disk that can be spirally connected with the inner tube second end, which is equipped with for the outer tube
The first annular slot of first end insertion, the fixed pad of the first annular groove bottom wall are equipped with first annular gasket, the second flange disk
First face is equipped with the second annular groove being inserted into for the outer tube second end, which is equipped with the second annular
Gasket.
In hot and cold water polypropylene pipe described in the utility model, which is installed with
One connecting tube, the first connection pipe outer wall are equipped with the first external screw thread, the inner tube first end inner wall be equipped with can with this outside first
The first internal screw thread that screw thread is spirally connected；First Middle face of second flange disk is installed with the second connecting tube, the second connection pipe outer wall
It is equipped with the second external screw thread, which is equipped with can be with the second internal screw thread of second external thread bolt connection.
In hot and cold water polypropylene pipe described in the utility model, which is less than the outer length of tube, the phenol
The length of urea formaldehyde foamed pipe is equal with the inner tube length.
In hot and cold water polypropylene pipe described in the utility model, the difference of the outer length of tube and the inner tube length is equal to
The sum of the first annular groove depth and the second annular groove depth.
In hot and cold water polypropylene pipe described in the utility model, it is equipped in the middle part of the first flange disk and first company
The first through hole of connection is taken over, the diameter of the first through hole is equal with the internal diameter of first connecting tube, sets on the first flange disk
There are at least three first connecting holes；It is equipped with the second through-hole being connected to second connecting tube in the middle part of the second flange disk, this second
The diameter of through-hole is equal with the internal diameter of second connecting tube, which is equipped at least three second connecting holes.
In hot and cold water polypropylene pipe described in the utility model, wire is arranged with outside the phenolic resin foam pipe
Bourdon tube.
The hot and cold water polypropylene pipe for implementing the utility model, has the advantages that using the utility model
When hot and cold water polypropylene pipe, by being folded with phenolic resin foam pipe between the inner and outer pipe sections, hot water is conveyed in inner tube
When, deformation occurs for inner tube expanded by heating, at this time since the thermally conductive formation of phenolic resin foam pipe is poor, can play heat-blocking action, outside
Pipe is notheated expansion, can effectively squeeze the deformation space of inner tube, guarantees that inner tube is notheated expansion and causes to damage.Meanwhile it is logical
It crosses setting phenolic resin foam pipe and plays the role of heat-insulation and heat-preservation, the heat of hot water is prevented to scatter and disappear outward.It is impacted in outer tube
When, phenolic resin foam pipe can also play buffer function.Further, by the way that first flange disk and second flange disk is arranged,
Convenient for different pipelines are attached.And when installing first flange disk, first flange disk can be connect with Internal Pipe Thread, turned
During dynamic first flange disk, make outer tube first end be inserted into first annular slot abutted with first annular gasket to be formed it is close
Second flange disk, when installing second flange disk, can connect by envelope with Internal Pipe Thread, during rotating second flange disk,
It is inserted into outer tube second end in the second annular groove to abut to form sealing with the second Gask-O-Seal, first flange disk can be realized
Sealing with second flange disk is installed.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the decomposition texture schematic diagram of the utility model hot and cold water polypropylene pipe.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
As shown in Figure 1, the utility model hot and cold water in polypropylene pipe first embodiment, which includes poly-
Propylene inner tube 2, the polypropylene outer tube 3 being sheathed on outside the inner tube 2, the phenolic resin being located between the outer tube 3 and the inner tube 2 bubble
Foam pipe 4, the 2 first end end of inner tube are equipped with the first flange disk 5 that can be spirally connected with 2 first end of inner tube, the 2 second end end of inner tube
Portion is equipped with the second flange disk 6 that can be spirally connected with 2 second end of inner tube, which is equipped with for the outer tube 3 the
The first annular slot of one end insertion, the fixed pad of the first annular groove bottom wall are equipped with first annular gasket, the second flange disk 6 the
It is equipped with the second annular groove 7 being inserted into for 3 second end of outer tube on one side, the fixed pad of 7 bottom wall of the second annular groove is equipped with the second ring
Shape gasket 8.
Using the utility model hot and cold water polypropylene pipe 1 when, by being folded with phenol between inner tube 2 and outer tube 3
Urea formaldehyde foamed pipe 4, when inner tube 2 conveys hot water, deformation occurs for 2 expanded by heating of inner tube, at this time due to phenolic resin foam pipe 4
Thermally conductive formation is poor, can play heat-blocking action, and outer tube 3 is notheated expansion, can effectively squeeze the deformation space of inner tube 2, guarantees
Inner tube 2, which is notheated expansion, to be caused to damage.Meanwhile playing the role of heat-insulation and heat-preservation by the way that phenolic resin foam pipe 4 is arranged, it prevents
The heat of hot water scatters and disappears outward.When outer tube 3 is impacted, phenolic resin foam pipe 4 can also play buffer function.Further
, by setting first flange disk 5 and second flange disk 6, convenient for different pipelines 1 are attached.And in installation first flange
When disk 5, first flange disk 5 can be threadedly coupled with inner tube 2, during rotating first flange disk 5, make 3 first end of outer tube
It is inserted into first annular slot and abuts to form sealing with first annular gasket, it, can be by the second method when installing second flange disk 6
Blue disk 6 is threadedly coupled with inner tube 2, during rotating second flange disk 6,3 second end of outer tube is made to be inserted into the second annular groove 7
It is interior that formation sealing is abutted with the second Gask-O-Seal 8, the sealing installation of first flange disk 5 and second flange disk 6 can be realized.
Specifically, 5 second Middle face of first flange disk is installed with the first connecting tube 9, set on 9 outer wall of the first connecting tube
There is the first external screw thread 10, which is equipped with the first internal screw thread 11 that can be spirally connected with first external screw thread 10；It should
6 first Middle face of second flange disk is installed with the second connecting tube 12, which is equipped with the second external screw thread 13,
The 2 second end inner wall of inner tube is equipped with the second internal screw thread that can be spirally connected with second external screw thread 13.
In the present embodiment, sealing is formed to be inserted into first annular slot and the second annular groove 7 convenient for outer tube 3, it should
2 length of inner tube is less than 3 length of outer tube, the length of the phenolic resin foam pipe 4 and 2 equal length of inner tube.Preferably, this is outer
The difference of 3 length of pipe and 2 length of inner tube is equal to the sum of 7 depth of first annular groove depth and the second annular groove.
Specifically, be equipped with the first through hole 14 that be connected to first connecting tube 9 in the middle part of the first flange disk 5, this first leads to
The diameter in hole 14 is equal with the internal diameter of first connecting tube 9, which is equipped at least three first connecting holes 16；
Be equipped with the second through-hole 15 for be connected to second connecting tube 12 in the middle part of the second flange disk 6, the diameter of second through-hole 15 and this
The internal diameter of second connecting tube 12 is equal, which is equipped at least three second connecting holes 17.
For the flexibility and integral strength for increasing pipeline 1, which is arranged with wire spring pipe outside
18, such as stainless steel wire bourdon tube.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (6)
1. a kind of hot and cold water polypropylene pipe, which is characterized in that the pipeline includes polypropylene inner tube, is sheathed on said inner tube
Outer polypropylene outer tube, the phenolic resin foam pipe being located between the outer tube and said inner tube, said inner tube first end end
Portion is equipped with the first flange disk that can be spirally connected with said inner tube first end, and said inner tube second end end is equipped with can be with said inner tube the
The second flange disk that two ends are spirally connected, second face of first flange disk are first annular equipped with being inserted into for the outer tube first end
Slot, the fixed pad of first annular groove bottom wall are equipped with first annular gasket, and first face of second flange disk is equipped with for institute
The second annular groove of outer tube second end insertion is stated, the described second annular fixed pad of groove bottom wall is equipped with the second Gask-O-Seal.
2. hot and cold water polypropylene pipe according to claim 1, which is characterized in that in second face of first flange disk
Portion is installed with the first connecting tube, and the first connection pipe outer wall is equipped with the first external screw thread, sets on said inner tube first end inner wall
Having can be with the first internal screw thread of first external thread bolt connection；First Middle face of second flange disk is installed with the second connection
Pipe, it is described second connection pipe outer wall be equipped with the second external screw thread, said inner tube second end inner wall be equipped with can with described second outside
The second internal screw thread that screw thread is spirally connected.
3. hot and cold water polypropylene pipe according to claim 1, which is characterized in that said inner tube length is less than described outer
Length of tube, the length and said inner tube equal length of the phenolic resin foam pipe.
4. hot and cold water polypropylene pipe according to claim 3, which is characterized in that the outer length of tube and said inner tube
The difference of length is equal to the sum of the first annular groove depth and second annular groove depth.
5. hot and cold water polypropylene pipe according to claim 1, which is characterized in that be equipped in the middle part of the first flange disk
The first through hole being connected to the first connecting tube, the diameter of the first through hole is equal with the internal diameter of first connecting tube, described
First flange disk is equipped at least three first connecting holes；The be connected to the second connecting tube is equipped in the middle part of the second flange disk
Two through-holes, the diameter of second through-hole is equal with the internal diameter of second connecting tube, and the second flange disk is equipped at least
Three the second connecting holes.
6. hot and cold water polypropylene pipe according to claim 1, which is characterized in that the phenolic resin foam pipe it is outer around
Equipped with wire spring pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820396.8U CN208417820U (en) | 2018-05-30 | 2018-05-30 | A kind of hot and cold water polypropylene pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820396.8U CN208417820U (en) | 2018-05-30 | 2018-05-30 | A kind of hot and cold water polypropylene pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208417820U true CN208417820U (en) | 2019-01-22 |
Family
ID=65113705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820820396.8U Expired - Fee Related CN208417820U (en) | 2018-05-30 | 2018-05-30 | A kind of hot and cold water polypropylene pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208417820U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161116A (en) * | 2020-09-24 | 2021-01-01 | 江苏华油钻具有限公司 | Sealing connecting pipe |
| CN113464733A (en) * | 2021-07-01 | 2021-10-01 | 滁州熙诚环保科技有限公司 | Anti-aging PP pipe and production process thereof |
-
2018
- 2018-05-30 CN CN201820820396.8U patent/CN208417820U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161116A (en) * | 2020-09-24 | 2021-01-01 | 江苏华油钻具有限公司 | Sealing connecting pipe |
| CN113464733A (en) * | 2021-07-01 | 2021-10-01 | 滁州熙诚环保科技有限公司 | Anti-aging PP pipe and production process thereof |
| CN113464733B (en) * | 2021-07-01 | 2022-09-30 | 滁州熙诚环保科技有限公司 | Anti-aging PP pipe and production process thereof |
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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: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |