CN202992444U - Pipeline connection structure for helicopter fuel system - Google Patents
Pipeline connection structure for helicopter fuel system Download PDFInfo
- Publication number
- CN202992444U CN202992444U CN 201220724544 CN201220724544U CN202992444U CN 202992444 U CN202992444 U CN 202992444U CN 201220724544 CN201220724544 CN 201220724544 CN 201220724544 U CN201220724544 U CN 201220724544U CN 202992444 U CN202992444 U CN 202992444U
- Authority
- CN
- China
- Prior art keywords
- taper pipe
- inside taper
- hand member
- conduit
- sleeve
- 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 - Lifetime
Links
- 239000000446 fuel Substances 0.000 title abstract 5
- 238000010276 construction Methods 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Joints With Pressure Members (AREA)
Abstract
The utility model provides a pipeline connection structure for a helicopter fuel system, and particularly relates to the field of helicopter fuel system design to solve the time and labor consuming problems of the installation and removal of traditional pipeline connection structures. The technical scheme of the pipeline connection structure for the helicopter fuel system includes that the pipeline connection structure comprises a left conduit component and a right conduit component; the left conduit component comprises a left conduit, a left sleeve, a left inner taper pipe, an outer sleeve nut, a seal ring and a retaining washer which are combined; and the right conduit component comprises a right conduit, a right sleeve and a right inner taper pipe. The pipeline connection structure for the helicopter fuel system uses a novel pipeline connection method and has the advantages of simple structure, reliable working and easy disassembly and maintenance with no tools but one person needed. Furthermore, the pipeline connection structure has obvious advantages in external field maintenance and is applicable to various helicopters.
Description
Technical field
The utility model relates to helicopter oil-fired system design field, relates in particular to a kind of pipeline jointing construction for the helicopter oil-fired system.
Background technique
Helicopter oil-fired system pipeline connects to satisfy and connects reliably and two basic demands of joint ne-leakage.Traditional Placement weight is large, and volume is large, and needs particular tool to mount and dismount, and wastes time and energy, and brings great inconvenience to flight-line service.
The model utility content
The technical problems to be solved in the utility model: a kind of pipeline jointing construction for the helicopter oil-fired system is provided, is convenient to dismounting and maintenance, satisfy again simultaneously the requirement that connects reliable and joint ne-leakage.
The technical solution of the utility model: a kind of pipeline jointing construction for the helicopter oil-fired system comprises: left conduit tube component and right conduit tube component,
Left conduit tube component comprises that left conduit, left sleeve, left inside Taper Pipe, cap nut, seal ring, locked spacer combine; Right conduit tube component comprises right conduit, right sleeve, right inside Taper Pipe;
Left inside Taper Pipe is that left end has tapering, and right-hand member has the metal tube of boss, and left inside Taper Pipe is inserted in from the cap nut right-hand member, and cap nut is stuck in left inside Taper Pipe right-hand member boss place, and cap nut right-hand member and left inside Taper Pipe right-hand member form circular groove to the right; The outer middle side part of left inside Taper Pipe is provided with screw thread, and the inboard corresponding position of left sleeve is provided with the screw thread adaptive with the left inside Taper Pipe outside, and left inside Taper Pipe screws in left sleeve from right-hand member and is spirally connected;
Left conduit is flexible pipe, and left conduit inserts between left inside Taper Pipe and left sleeve from right-hand member;
Right inside Taper Pipe is that right-hand member has tapering, and the left end external diameter has externally threaded metal tube, and the outer middle side part of right inside Taper Pipe is provided with screw thread, and the inboard corresponding position of right sleeve is provided with the screw thread adaptive with the right inside Taper Pipe outside, and right inside Taper Pipe screws in right sleeve from left end and is spirally connected; Right inside Taper Pipe left end is screwed onto in the circular groove of cap nut right-hand member and the formation of left inside Taper Pipe right-hand member;
Right conduit is flexible pipe, and right conduit inserts between right inside Taper Pipe and right sleeve from left end.
The beneficial effects of the utility model: the utility model has adopted new pipeline connecting mode, and is simple in structure, reliable operation, and dismounting and easy to maintenance need to not get final product people's complete independently by instrument.Has obvious advantage in flight-line service.
Description of drawings
Fig. 1 is that the utility model pipeline connects External view.
Fig. 2 is the detailed construction schematic diagram that the utility model pipeline connects.
Fig. 3 is the utility model pipeline separated state schematic diagram.
Fig. 4 is the utility model pipeline coupled condition schematic diagram.
Embodiment
The below is described in further details the utility model.
As shown in Fig. 1,2,3,4, the pipeline jointing construction that is used for the helicopter oil-fired system that the utility model provides comprises: left conduit tube component and right conduit tube component,
Left conduit tube component comprises that left conduit 1, left sleeve 2, left inside Taper Pipe 3, cap nut 4, seal ring 9, locked spacer 8 combine; Right conduit tube component comprises right conduit 7, right sleeve 6, right inside Taper Pipe 5;
Left inside Taper Pipe 3 is for left end has tapering, and right-hand member has the metal tube of boss, and left inside Taper Pipe 3 is inserted in from cap nut 4 right-hand members, and cap nut 4 is stuck in left inside Taper Pipe 3 right-hand member boss places, and cap nut 4 right-hand members and left inside Taper Pipe 3 right-hand members form circular groove to the right; The outer middle side part of left inside Taper Pipe 3 is provided with screw thread, and the inboard corresponding position of left sleeve 2 is provided with the screw thread adaptive with left inside Taper Pipe 3 outsides, and left inside Taper Pipe 3 screws in left sleeve 2 from right-hand member and is spirally connected;
Left conduit 1 is flexible pipe, and left conduit 1 inserts between left inside Taper Pipe 3 and left sleeve 2 from right-hand member;
Right inside Taper Pipe 5 is for right-hand member has tapering, and the left end external diameter has externally threaded metal tube, and the outer middle side part of right inside Taper Pipe 5 is provided with screw thread, and the inboard corresponding position of right sleeve 6 is provided with the screw thread adaptive with right inside Taper Pipe 5 outsides, and right inside Taper Pipe 5 screws in right sleeve 6 from left end and is spirally connected; Right inside Taper Pipe 5 left ends are screwed onto in the circular groove of cap nut 4 right-hand members and the 3 right-hand members formation of left inside Taper Pipe;
Further, in order to reach effect locking and sealing, cap nut 4 is provided with locked spacer 8 with left inside Taper Pipe 3 access sections; Left inside Taper Pipe 3 right-hand member outer surfaces are provided with annular groove, are provided with seal ring 9 in described annular groove.
In order to facilitate hand to twist operation, cap nut 4 outer surfaces have annular knurl.
The utility model can be by any instrument, and a people can complete whole dismounting and maintenance process with manual.Simple in structure, safe and reliable, volume is little, and is lightweight.This Placement can be applicable to most of pipelines and is connected with joint with pipeline, pipeline.
Claims (4)
1. a pipeline jointing construction that is used for the helicopter oil-fired system, is characterized in that, comprising: left conduit tube component and right conduit tube component,
Left conduit tube component comprises that left conduit, left sleeve, left inside Taper Pipe, cap nut, seal ring, locked spacer combine; Right conduit tube component comprises right conduit, right sleeve, right inside Taper Pipe;
Left inside Taper Pipe is that left end has tapering, and right-hand member has the metal tube of boss, and left inside Taper Pipe is inserted in from the cap nut right-hand member, and cap nut is stuck in left inside Taper Pipe right-hand member boss place, and cap nut right-hand member and left inside Taper Pipe right-hand member form circular groove to the right; The outer middle side part of left inside Taper Pipe is provided with screw thread, and the inboard corresponding position of left sleeve is provided with the screw thread adaptive with the left inside Taper Pipe outside, and left inside Taper Pipe screws in left sleeve from right-hand member and is spirally connected;
Left conduit is flexible pipe, and left conduit inserts between left inside Taper Pipe and left sleeve from right-hand member;
Right inside Taper Pipe is that right-hand member has tapering, and the left end external diameter has externally threaded metal tube, and the outer middle side part of right inside Taper Pipe is provided with screw thread, and the inboard corresponding position of right sleeve is provided with the screw thread adaptive with the right inside Taper Pipe outside, and right inside Taper Pipe screws in right sleeve from left end and is spirally connected; Right inside Taper Pipe left end is screwed onto in the circular groove of cap nut right-hand member and the formation of left inside Taper Pipe right-hand member;
Right conduit is flexible pipe, and right conduit inserts between right inside Taper Pipe and right sleeve from left end.
2. the pipeline jointing construction for the helicopter oil-fired system as claimed in claim 1, is characterized in that, comprising: cap nut and left inside Taper Pipe access section are provided with locked spacer.
3. the pipeline jointing construction for the helicopter oil-fired system as claimed in claim 1, is characterized in that, left inside Taper Pipe right-hand member outer surface is provided with annular groove, is provided with seal ring in described annular groove.
4. the pipeline jointing construction for the helicopter oil-fired system as claimed in claim 1, is characterized in that, the cap nut outer surface has annular knurl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220724544 CN202992444U (en) | 2012-12-25 | 2012-12-25 | Pipeline connection structure for helicopter fuel system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220724544 CN202992444U (en) | 2012-12-25 | 2012-12-25 | Pipeline connection structure for helicopter fuel system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202992444U true CN202992444U (en) | 2013-06-12 |
Family
ID=48563623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220724544 Expired - Lifetime CN202992444U (en) | 2012-12-25 | 2012-12-25 | Pipeline connection structure for helicopter fuel system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202992444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276316A (en) * | 2015-11-17 | 2016-01-27 | 三明利源达液压制造有限公司 | Detachable hose connector |
-
2012
- 2012-12-25 CN CN 201220724544 patent/CN202992444U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276316A (en) * | 2015-11-17 | 2016-01-27 | 三明利源达液压制造有限公司 | Detachable hose connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |