CN209638560U - A kind of aluminum alloy dual-metal pipe fitting - Google Patents
A kind of aluminum alloy dual-metal pipe fitting Download PDFInfo
- Publication number
- CN209638560U CN209638560U CN201920220139.5U CN201920220139U CN209638560U CN 209638560 U CN209638560 U CN 209638560U CN 201920220139 U CN201920220139 U CN 201920220139U CN 209638560 U CN209638560 U CN 209638560U
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- CN
- China
- Prior art keywords
- flange disk
- stainless steel
- inner tube
- steel inner
- pipe fitting
- 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.)
- Expired - Fee Related
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model discloses a kind of aluminum alloy dual-metal pipe fittings, the pipe fitting includes stainless steel inner tube, the gum sleeve being sheathed on outside the stainless steel inner tube, the aluminium alloy outer tube being sheathed on outside the gum sleeve, the first flange disk for being fixedly arranged on the stainless steel inner tube first end and being connected to the stainless steel inner tube first end, the second flange disk for being fixedly arranged on the stainless steel inner tube second end and being connected to the stainless steel inner tube second end, the first flange disk is equipped at least two first connecting holes, the second flange disk is equipped at least two second connecting holes, the first flange disk second side is fixedly connected with the stainless steel inner tube first end, the first flange disk first side is equipped with the first annular sealing ring for being set around the first through hole periphery of the first flange disk, the second flange disk first side is fixedly connected with the stainless steel inner tube second end, this Two ring flange second sides are equipped with the second ring type seal for being set around the second through-hole periphery of the second flange disk.
Description
Technical field
The utility model relates to a kind of aluminum alloy dual-metal pipe fittings.
Background technique
Existing pipe fitting directlys adopt aluminum alloy materials mostly and is made, and integrated connection intensity is poor, and connects inconvenience,
Leakproofness is poor.
Utility model content
The utility model in view of the above drawbacks of the prior art, provides a kind of aluminum alloy dual-metal pipe fitting.
It is connect the technical scheme adopted by the utility model to solve the technical problem is as follows: constructing a kind of aluminum alloy dual-metal pipe
Head, the pipe fitting include stainless steel inner tube, the gum sleeve being sheathed on outside the stainless steel inner tube, are sheathed on outside the gum sleeve
Aluminium alloy outer tube, is consolidated the first flange disk for being fixedly arranged on the stainless steel inner tube first end and being connected to the stainless steel inner tube first end
Set on the stainless steel inner tube second end and the second flange disk that is connected to the stainless steel inner tube second end, set on the first flange disk
There are at least two first connecting holes, which is equipped at least two second connecting holes, the first flange disk second side
Face is fixedly connected with the stainless steel inner tube first end, which is equipped with and is set around the first flange disk
The first annular sealing ring of first through hole periphery, the second flange disk first side and the stainless steel inner tube second end are fixed to be connected
It connects, which is equipped with the second ring packing for being set around the second through-hole periphery of the second flange disk
Circle.
In aluminum alloy dual-metal pipe fitting described in the utility model, the first flange disk first side be equipped with for this
One ring type seal is partially submerged into the first annular slot of connection, which, which is equipped with, supplies second ring packing
Circle is partially submerged into the second annular groove of connection.
In aluminum alloy dual-metal pipe fitting described in the utility model, outside the gum sleeve first end end face and aluminium alloy
Pipe first end end face is abutted with the first flange disk second side, the gum sleeve second end end face and aluminium alloy outer tube second
End end face is abutted with the second flange disk first side.
In aluminum alloy dual-metal pipe fitting described in the utility model, it is installed in the middle part of the first flange disk second side
The first sleeve for being integrally formed and being connected to the first flange disk, the first sleeve outside wall surface are equipped with the first external screw thread, this is not
The steel inner tube first end inner wall that becomes rusty is equipped with can be with the first internal screw thread of first external thread bolt connection, first side of second flange disk
Middle face is installed with the second sleeve for being integrally formed and being connected to the second flange disk, which is equipped with second
External screw thread, which is equipped with can be with the second internal screw thread of second external thread bolt connection.
The aluminum alloy dual-metal pipe fitting for implementing the utility model, has the advantages that using the utility model
Aluminum alloy dual-metal pipe fitting can increase the integral strength of pipe fitting by the setting stainless steel inner tube on the inside of aluminium alloy outer tube,
By the sandwiched gum sleeve between stainless steel inner tube and aluminium alloy outer tube, stress buffer function can be played, while being played certain
Insulation effect, while can also play buffer function in stainless steel inner tube and aluminium alloy outer tube process of expansion and contraction, prevent pipe
Connector, which expands with heat and contract with cold, to burst apart.Further, by the way that first flange disk is arranged in stainless steel inner tube first end and in stainless steel inner tube
Second flange disk is arranged in second end, can play the role of convenient for carrying out flanged joint with other tube bodies.Further, by
First annular sealing ring and the second ring type seal is arranged in one ring flange first side and second flange disk second side, will manage
When connector is connect with the ring flange of other tube bodies, first annular sealing ring and the second ring type seal be located in two ring flanges it
Between, good sealing function can be played.
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 structural schematic diagram of the utility model aluminum alloy dual-metal pipe fitting.
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, in the aluminum alloy dual-metal pipe fitting first embodiment of the utility model, which includes
Stainless steel inner tube 2, the gum sleeve 3 being sheathed on outside the stainless steel inner tube 2, the aluminium alloy outer tube being sheathed on outside the gum sleeve 3
4, be fixedly arranged on 2 first end of stainless steel inner tube and be connected to 2 first end of stainless steel inner tube first flange disk 5, be fixedly arranged on this
2 second end of the stainless steel inner tube and second flange disk 6 being connected to 2 second end of stainless steel inner tube, the first flange disk 5 are equipped with
At least two first connecting holes 7, the second flange disk 6 are equipped at least two second connecting holes 8, the first flange disk 5 second
Side is fixedly connected with 2 first end of stainless steel inner tube, which is equipped with and is set around the first flange
The first annular sealing ring of the first through hole periphery of disk 5,6 first side of second flange disk and 2 second end of stainless steel inner tube
It is fixedly connected, which is equipped with the second ring for being set around the second through-hole periphery of the second flange disk 6
Shape sealing ring.
Using the aluminum alloy dual-metal pipe fitting 1 of the utility model, by being arranged in stainless steel on the inside of aluminium alloy outer tube 4
Pipe 2 can increase the integral strength of pipe fitting 1, by the sandwiched gum sleeve 3 between stainless steel inner tube 2 and aluminium alloy outer tube 4,
Stress buffer function can be played, while playing certain insulation effect, while can also be in stainless steel inner tube 2 and aluminium alloy outer tube 4
Buffer function is played in process of expansion and contraction, is prevented pipe fitting 1 from expanding with heat and contract with cold and is burst apart.Further, by stainless steel inner tube 2
First end is arranged first flange disk 5 and second flange disk 6 is arranged in 2 second end of stainless steel inner tube, can play convenient for managing with other
The effect of body progress flanged joint.Further, by 6 second side of 5 first side of first flange disk and second flange disk
First annular sealing ring and the second ring type seal are set, when pipe fitting 1 is connect with the ring flange of other tube bodies, the first ring
Shape sealing ring and the second ring type seal are located between two ring flanges, can play good sealing function.
Preferably, which, which is equipped with, is partially submerged into the first of connection for the first annular sealing ring
Annular groove 9,6 second side of second flange disk are equipped with the second annular groove that connection is partially submerged into for second ring type seal.
The 3 first end end face of gum sleeve and 4 first end end face of aluminium alloy outer tube with 5 second side of first flange disk
It abuts, the 3 second end end face of gum sleeve and 4 second end end face of aluminium alloy outer tube are supported with 6 first side of second flange disk
It connects.
Further, it is installed in the middle part of 5 second side of first flange disk and is integrally formed and is connected to the first flange disk 5
First sleeve 11, which is equipped with the first external screw thread 12, on the 2 first end inner wall of stainless steel inner tube
Equipped with the first internal screw thread 13 that can be spirally connected with first external screw thread 12, it is installed with and is somebody's turn to do in the middle part of 6 first side of second flange disk
The second sleeve 14 that second flange disk 6 is integrally formed and is connected to, 14 outside wall surface of second sleeve are equipped with the second external screw thread 15, should
2 second end inner wall of stainless steel inner tube is equipped with the second internal screw thread that can be spirally connected with second external screw thread 15.In other embodiment party
In formula, 2 first end of stainless steel inner tube can be welded with first flange disk 5, and 2 second end of stainless steel inner tube can be welded with second flange disk 6
It connects.
Preferably, in the present embodiment, the first flange disk 5 and second flange disk 6 are of different sizes, stainless steel inner tube 2,
Gum sleeve 3 and aluminium alloy outer tube 4 can be conical pipe, and 1 user of the pipe fitting connects the tube body of different model size.
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 (4)
1. a kind of aluminum alloy dual-metal pipe fitting, which is characterized in that the pipe fitting include stainless steel inner tube, be sheathed on it is described not
Gum sleeve outside rust steel inner tube, is fixedly arranged on the stainless steel inner tube the at the aluminium alloy outer tube being sheathed on outside the gum sleeve
One end and the first flange disk being connected to the stainless steel inner tube first end, be fixedly arranged on the stainless steel inner tube second end and with institute
The second flange disk of stainless steel inner tube second end connection is stated, the first flange disk is equipped at least two first connecting holes, institute
Second flange disk is stated equipped at least two second connecting holes, the first flange disk second side and the stainless steel inner tube the
One end is fixedly connected, and the first flange disk first side is equipped with the first through hole periphery for being set around the first flange disk
First annular sealing ring, the second flange disk first side are fixedly connected with the stainless steel inner tube second end, and described second
Ring flange second side is equipped with the second ring type seal for being set around the second through-hole periphery of the second flange disk.
2. aluminum alloy dual-metal pipe fitting according to claim 1, which is characterized in that the first flange disk first side
Equipped with the first annular slot for being partially submerged into connection for the first annular sealing ring, the second flange disk second side, which is equipped with, to be supplied
Second ring type seal is partially submerged into the second annular groove of connection.
3. aluminum alloy dual-metal pipe fitting according to claim 1, which is characterized in that gum sleeve first end end face
Abutted with the first flange disk second side with aluminium alloy outer tube first end end face, gum sleeve second end end face and
Aluminium alloy outer tube second end end face is abutted with the second flange disk first side.
4. aluminum alloy dual-metal pipe fitting according to claim 1, which is characterized in that the first flange disk second side
Middle part is installed with the first sleeve for being integrally formed and being connected to the first flange disk, and the first sleeve outside wall surface is equipped with the
One external screw thread, the stainless steel inner tube first end inner wall be equipped with can with the first internal screw thread of first external thread bolt connection,
It is installed with the second sleeve for being integrally formed and being connected to the second flange disk in the middle part of the second flange disk first side, it is described
Second sleeve outside wall surface be equipped with the second external screw thread, the stainless steel 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920220139.5U CN209638560U (en) | 2019-02-21 | 2019-02-21 | A kind of aluminum alloy dual-metal pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920220139.5U CN209638560U (en) | 2019-02-21 | 2019-02-21 | A kind of aluminum alloy dual-metal pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209638560U true CN209638560U (en) | 2019-11-15 |
Family
ID=68493978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920220139.5U Expired - Fee Related CN209638560U (en) | 2019-02-21 | 2019-02-21 | A kind of aluminum alloy dual-metal pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209638560U (en) |
Cited By (1)
| 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 |
-
2019
- 2019-02-21 CN CN201920220139.5U patent/CN209638560U/en not_active Expired - Fee Related
Cited By (1)
| 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 |
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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: 20191115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |