CN206973092U - Dual damascene Gas Pipe - Google Patents
Dual damascene Gas Pipe Download PDFInfo
- Publication number
- CN206973092U CN206973092U CN201720760244.9U CN201720760244U CN206973092U CN 206973092 U CN206973092 U CN 206973092U CN 201720760244 U CN201720760244 U CN 201720760244U CN 206973092 U CN206973092 U CN 206973092U
- Authority
- CN
- China
- Prior art keywords
- combustion gas
- dual damascene
- inner tube
- outer tube
- tube
- 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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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model provides a kind of dual damascene Gas Pipe.The dual damascene Gas Pipe includes combustion gas inner tube, corrugated outer tube and end-fitting, the combustion gas inner tube is located at the corrugated outer tube relative inner, the end-fitting is located at the combustion gas inner tube and the corrugated outer tube end, the combustion gas inner tube is resin material, the corrugated outer tube is stainless steel, the combustion gas inner tube includes spiral inner wall guiding gutter, and the spiral inner wall guiding gutter is helical corrugation shape, and the spiral inner wall guiding gutter is located at the combustion gas inner tube relative inner.A kind of dual damascene Gas Pipe provided by the utility model uses the structure design of spiral inner wall guiding gutter, can carry out water conservancy diversion to the combustion gas flowed in pipeline, reduce the resistance in fuel gas flow, improve the continuity of combustion gas.
Description
Technical field
The utility model belongs to gas-fired equipment field, more particularly to a kind of dual damascene Gas Pipe.
Background technology
Combustion gas is kitchen burning fuel common in existing life, and its good environmental protection is fit using price, but combustion gas is transported
It is defeated need to use pipeline it is transported, using preceding needing to install pipeline, and periodically it is safeguarded.Existing double wave
Line Gas Pipe is that inner tube is round tubular structure, and body has certain resistance to combustion gas, and combustion gas is flowed by pipe in body
The resistance of wall, flowing of the combustion gas in pipeline is influenceed, the continuity of combustion gas offer is provided.
Utility model content
It is round tubular structure to solve existing dual damascene Gas Pipe inner tube, body has certain resistance, shadow to combustion gas
The successional technical problem that combustion gas provides is rung, the utility model provides a kind of spiral inwall guide trough structure, reduces body pair
The resistance of combustion gas, improve the successional dual damascene Gas Pipe of combustion gas.
Dual damascene Gas Pipe provided by the utility model includes combustion gas inner tube, corrugated outer tube and end-fitting, the combustion gas
Inner tube is located at the corrugated outer tube relative inner, and the end-fitting is located at the combustion gas inner tube and the corrugated outer tube end,
The combustion gas inner tube is resin material, and the corrugated outer tube is stainless steel, and the combustion gas inner tube includes spiral inner wall water conservancy diversion
Groove, the spiral inner wall guiding gutter are helical corrugation shape, and the spiral inner wall guiding gutter is relatively interior located at the combustion gas inner tube
Side.
In a kind of preferred embodiment of dual damascene Gas Pipe provided by the utility model, the end-fitting includes metal spiral shell
Cap, sealing ring and dust cap, the metal nut are connected with the combustion gas inner tube and the corrugated outer tube, and the metal nut is led to
The sealing ring is crossed to be connected with the dust cap.
In a kind of preferred embodiment of dual damascene Gas Pipe provided by the utility model, the metal nut connects including inner tube
Cap and outer tube attachment cap are connect, said inner tube attachment cap is located at the outer tube attachment cap relative inner.
In a kind of preferred embodiment of dual damascene Gas Pipe provided by the utility model, the dual damascene Gas Pipe also includes
Filler between inner and outer pipes, filler is located between the combustion gas inner tube and the corrugated outer tube between the inner and outer pipes.
In a kind of preferred embodiment of dual damascene Gas Pipe provided by the utility model, filler is soft between the inner and outer pipes
Matter fragment foam.
Dual damascene Gas Pipe of the present utility model has the advantages that：
Using the structure design of spiral inner wall guiding gutter, water conservancy diversion can be carried out to the combustion gas flowed in pipeline, reduce combustion gas
Resistance in flowing, improve the continuity of combustion gas.Spiral inwall guide trough structure, resistance of the body to combustion gas is reduced, improve combustion
Gas continuity.The structure design of filler between the inner and outer pipes, the friction between the combustion gas inner tube, corrugated outer tube can be reduced
Power, friction damage is reduced, improve the service life of the dual damascene Gas Pipe.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the structural representation of the preferred embodiment of dual damascene Gas Pipe one provided by the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, it is the structural representation of the preferred embodiment of dual damascene Gas Pipe one provided by the utility model.
The dual damascene Gas Pipe 1 includes filler between combustion gas inner tube 11, corrugated outer tube 12, end-fitting 13 and inner and outer pipes
14.The combustion gas inner tube 11 is located at the relative inner of corrugated outer tube 12, and the end-fitting 13 is located at the combustion gas inner tube 11
And the end of corrugated outer tube 12, the combustion gas inner tube 11 are resin material, the corrugated outer tube 12 is stainless steel.It is described
Filler 14 is located between the combustion gas inner tube 11 and the corrugated outer tube 12 between inner and outer pipes.Filler 14 is between the inner and outer pipes
Soft fragment foam.
The combustion gas inner tube 11 includes spiral inner wall guiding gutter 111.The spiral inner wall guiding gutter 111 is helical corrugation shape
Shape, the spiral inner wall guiding gutter 111 are located at the relative inner of combustion gas inner tube 11.
The end-fitting 13 includes metal nut 131, sealing ring 132 and dust cap 133.The metal nut 131 with
The combustion gas inner tube 11 and the corrugated outer tube 12 connect, the metal nut 131 by the sealing ring 132 with it is described dust-proof
Lid 133 connects.
The metal nut 131 includes inner tube attachment cap (not marked in figure) and outer tube attachment cap (not marked in figure).Institute
State inner tube attachment cap (not marked in figure) and (do not mark) relative inner in figure located at the outer tube attachment cap.
Dual damascene Gas Pipe 1 of the present utility model has the advantages that：
Using the structure design of spiral inner wall guiding gutter 111, water conservancy diversion can be carried out to the combustion gas flowed in pipeline, reduce combustion
Resistance in flow of air, improve the continuity of combustion gas.Spiral inwall guide trough structure, resistance of the body to combustion gas is reduced, improved
Combustion gas continuity.The structure design of filler 14 between the inner and outer pipes, it can reduce between the combustion gas inner tube 11, corrugated outer tube 12
Frictional force, reduce friction damage, improve the service life of the dual damascene Gas Pipe.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of dual damascene Gas Pipe, it is characterised in that including combustion gas inner tube, corrugated outer tube and end-fitting, in the combustion gas
Pipe is located at the corrugated outer tube relative inner, and the end-fitting is located at the combustion gas inner tube and the corrugated outer tube end, institute
It is resin material to state combustion gas inner tube, and the corrugated outer tube is stainless steel, and the combustion gas inner tube includes spiral inner wall guiding gutter,
The spiral inner wall guiding gutter is helical corrugation shape, and the spiral inner wall guiding gutter is located at the combustion gas inner tube relative inner.
2. according to the dual damascene Gas Pipe described in claim 1, it is characterised in that the end-fitting include metal nut,
Sealing ring and dust cap, the metal nut are connected with the combustion gas inner tube and the corrugated outer tube, and the metal nut passes through
The sealing ring is connected with the dust cap.
3. according to the dual damascene Gas Pipe described in claim 2, it is characterised in that the metal nut includes inner tube attachment cap
And outer tube attachment cap, said inner tube attachment cap are located at the outer tube attachment cap relative inner.
4. according to the dual damascene Gas Pipe described in claim 1, it is characterised in that the dual damascene Gas Pipe also includes inside and outside
Filler between pipe, filler is located between the combustion gas inner tube and the corrugated outer tube between the inner and outer pipes.
5. according to the dual damascene Gas Pipe described in claim 4, it is characterised in that filler is soft broken between the inner and outer pipes
Block foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720760244.9U CN206973092U (en) | 2017-06-27 | 2017-06-27 | Dual damascene Gas Pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720760244.9U CN206973092U (en) | 2017-06-27 | 2017-06-27 | Dual damascene Gas Pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206973092U true CN206973092U (en) | 2018-02-06 |
Family
ID=61406351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720760244.9U Expired - Fee Related CN206973092U (en) | 2017-06-27 | 2017-06-27 | Dual damascene Gas Pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206973092U (en) |
-
2017
- 2017-06-27 CN CN201720760244.9U patent/CN206973092U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20190627 |