CN103574213B - A kind of connecting tube of condensate water-proof - Google Patents
A kind of connecting tube of condensate water-proof Download PDFInfo
- Publication number
- CN103574213B CN103574213B CN201310528988.4A CN201310528988A CN103574213B CN 103574213 B CN103574213 B CN 103574213B CN 201310528988 A CN201310528988 A CN 201310528988A CN 103574213 B CN103574213 B CN 103574213B
- Authority
- CN
- China
- Prior art keywords
- conduit pipe
- cavities conduit
- outer cavities
- lumen catheter
- condensate water
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L43/00—Bends; Siphons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of connecting tube of condensate water-proof, comprise outer cavities conduit pipe (5) and lumen catheter (3), outer cavities conduit pipe (5) is bend pipe, its one end is provided with connected element, connect fuel tank without oily space, after connecting, the curved section of outer cavities conduit pipe (5) is concave arc, concave arc arc bottom is provided with drain opening, the other end of outer cavities conduit pipe (5) is closed end, lumen catheter (3) is provided with in the closed end near outer cavities conduit pipe (5), one end of lumen catheter (3) is stretched out from the closed end of outer cavities conduit pipe (5) and the transition turning point of curved section, external part Bonding pressure sensor, after gear gas enters outer cavities conduit pipe (5), gas contacts the condensed water gravitate produced with tube wall, gather bottom concave arc and discharge, and the gas of drying enters pressure transducer from lumen catheter (3), which eliminate the hidden danger that pressure transducer sends false alarm, metal parts is prevented to corrode, improve the working life of pressure transducer.
Description
Technical field
The present invention relates to a kind of connecting tube of condensate water-proof, particularly relate to a kind of connecting tube being connected to condensate water-proof between pressure transducer and fuel tank.
Background technique
Aircraft fuel tank is the enclosed space storing fuel oil, fuel tank major part space is for storing fuel oil, fraction is filled by gas without oily space, gas pressure value without oily space usually adopts pressure transducer collection, general pressure transducer is by connecting tube being communicated with without oily space as aluminum pipe and fuel tank, when aircraft flight is day and night the temperature difference is large, when cold wet area, gas without oily space easily produces condensed water in connecting tube pipeline, condensed water finally can gather pressure sensor inside along pipeline, due to conduction and the corrosive action of condensed water, there is the circuit of cut-in pressure sensor internal in advance on the one hand, mistake sends warning, thus provide error message to pilot, the hidden danger of impact safety, meeting corroding metal parts on the other hand, affect pressure transducer working life.
Summary of the invention
For solve prior art connecting tube pipeline in easily produce condensed water, there is pressure transducer wrong report and corroded thus affect the problem of the hidden danger in working life, the invention provides a kind of connecting tube of condensate water-proof.The connecting tube of a kind of condensate water-proof of the present invention, it is characterized in that, comprise outer cavities conduit pipe and lumen catheter, described outer cavities conduit pipe is bend pipe, one end of described outer cavities conduit pipe is provided with the connected element be tightly connected with fuel tank, cavities conduit pipe and fuel tank are concave arc after being tightly connected to the curved section of described outer cavities conduit pipe outside, described outer cavities conduit pipe concave arc arc bottom is provided with drain opening, described drain opening is provided with switch, the other end of described outer cavities conduit pipe is closed end, lumen catheter is provided with in the closed end near described outer cavities conduit pipe, described lumen catheter one end is near the closed port of outer cavities conduit pipe, the other end of described lumen catheter stretches out from the closed end of outer cavities conduit pipe and the transition turning point of curved section and is provided with the connected element be tightly connected with pressure transducer.
Described outer cavities conduit pipe is right-angle elbow pipe or U-bend.
The connected element that described outer cavities conduit pipe and fuel tank are tightly connected comprises and is enclosed within the supravasal flat ozzle one of exocoel, the cap nut one be enclosed within flat ozzle one, and described exocoel catheter port makes flared, forms enlarging one.
The described drain opening being provided with switch comprise be connected to the supravasal connecting-tube nozzle of exocoel, cover described connecting-tube nozzle mouth mouth blocking cap and with described connecting-tube nozzle be spirally connected and described blocking cap is pressed together on the cap nut three of described connecting-tube nozzle mouth mouth.
Described lumen catheter outer wall is provided with fixture block, and described fixture block contacts with the endoporus of described outer cavities conduit pipe.
Described fixture block be connected in lumen catheter outer wall with the exocoel catheter diameter at least projection of two-point contact, polygonal patch or hollow out circular ring plate.
The connected element that described lumen catheter and pressure transducer are tightly connected comprises the flat ozzle two be enclosed within lumen catheter, the cap nut two be enclosed within flat ozzle two, and described lumen catheter port makes flared, forms enlarging two.
The present invention has following good effect compared to prior art, one end of the outer cavities conduit pipe of the connecting tube of a kind of condensate water-proof of the present invention and fuel tank without after oily spatial joins, gas without oily space enters in outer cavities conduit pipe, gas contact with exocoel catheter wall the condensed water that produces outside in cavities conduit pipe due to gravitate, bottom the concave arc that the curved section that can gather outer cavities conduit pipe is formed, i.e. drain opening place, enter the gas of the port of the lumen catheter at the closed end place near outer cavities conduit pipe then for eliminating the gas of the drying of most of condensed water, dry gas finally enters pressure transducer, thus realize preventing condensed water from entering into the effect of pressure sensor inside, when condensed water is assembled more, open outlet switch, condensed water can be discharged, such one side eliminates the hidden danger that pressure transducer sends false alarm, reduce condensed water corroding metal parts on the other hand, improve the working life of pressure transducer.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Fig. 1 is the structural representation of the connecting tube of a kind of condensate water-proof of the present invention.
Fig. 2 is the sectional view of the connecting tube of a kind of condensate water-proof of the present invention.
In figure: 1. baffle plate, 2. fixture block, 3. lumen catheter, 4. enlarging two, 5. outer cavities conduit pipe, 6. enlarging one, 7. cap nut one, 8. flat ozzle one, 10. flat ozzle two, 12. connecting-tube nozzle of cap nut two, 11., 13. cap nut three, 14. blocking caps.
Embodiment
Fig. 1 and Fig. 2 shows the connecting tube of a kind of condensate water-proof of the present invention.The connecting tube of a kind of condensate water-proof of the present invention, it is characterized in that, comprise outer cavities conduit pipe 5 and lumen catheter 3, described outer cavities conduit pipe 5 is bend pipes, one end of described outer cavities conduit pipe 5 is provided with the connected element be tightly connected with fuel tank, cavities conduit pipe 5 and fuel tank are concave arc after being tightly connected to the curved section of described outer cavities conduit pipe 5 outside, described outer cavities conduit pipe 5 concave arc arc bottom is provided with drain opening, described drain opening is provided with switch, the other end of described outer cavities conduit pipe 5 is closed ends, lumen catheter 3 is provided with in the closed end near described outer cavities conduit pipe 5, described lumen catheter 3 one end is near the closed end port of outer cavities conduit pipe 5, the other end of described lumen catheter 3 stretches out from the closed end of outer cavities conduit pipe 5 and the transition turning point of curved section and is provided with the connected element be connected with pressure transducer.
Described outer cavities conduit pipe 5 is bend pipes that right-angle elbow pipe or U-bend etc. have arcuate segment.
In embodiment shown in Fig. 1 and Fig. 2, the connected element that described outer cavities conduit pipe 5 and fuel tank are tightly connected comprises the flat ozzle 1 be enclosed within outer cavities conduit pipe 5, the cap nut 1 be enclosed within flat ozzle 1, described outer cavities conduit pipe 5 port makes flared, forms enlarging 1.The connected element that described outer cavities conduit pipe 5 and fuel tank are tightly connected and fuel tank, except adopting this enlarging, cap nut Connecting format, also can adopt the connection interface pattern that other linked vector graph such as connecting-tube nozzle, quick-release type connecting-tube nozzle adopted with fuel tank adapt.
The described drain opening being provided with switch comprises the connecting-tube nozzle 12 be connected on outer cavities conduit pipe 5, cover described connecting-tube nozzle 12 mouth mouth blocking cap 14 and with described connecting-tube nozzle 12 be spirally connected and described blocking cap is pressed together on the cap nut 3 13 of described connecting-tube nozzle 12 mouth mouth.The described drain opening being provided with switch can also be known leading class and pipeline valve door device.
In order to make lumen catheter 3 more install firmly, described lumen catheter 3 outer wall is provided with fixture block 2, and described fixture block 2 contacts with the endoporus of described outer cavities conduit pipe 5.
Described fixture block 2 be connected in lumen catheter 3 outer wall with the outer cavities conduit pipe 5 internal diameter at least projection of two-point contact, polygonal patch or hollow out circular ring plate.Make gas can enter lumen catheter 3 like this.
The connected element that described lumen catheter 3 and pressure transducer are tightly connected comprises the flat ozzle 2 11 be enclosed within lumen catheter 3, the cap nut 2 10 be enclosed within flat ozzle 2 11, and described lumen catheter 3 port makes flared, forms enlarging 24.The connection interface pattern that the connected element that described lumen catheter 3 and pressure transducer are tightly connected can also adopt other linked vector graph such as connecting-tube nozzle, quick-release type connecting-tube nozzle adopted with pressure transducer to adapt.
The connecting tube of a kind of condensate water-proof of the embodiment shown in Fig. 1 and Fig. 2 is assembled as follows manufacture, first outer cavities conduit pipe 5 is curved " L " or " U " shape, after cavities conduit pipe 5 one end pipeline being loaded onto successively the peaceful ozzle 8 of cap nut 1 outside, externally cavities conduit pipe 5 carries out enlarging again, is processed to form enlarging 1." L " or " U " shape lowest part perforate of cavities conduit pipe 5 outside, and weld upper connecting tube mouth 12, connecting-tube nozzle 12 connects blocking cap 14 and cap nut 3 13, then complete the installation of drain opening, the turning point perforate of cavities conduit pipe 5 the other end and curved section transition outside, at the position welding fixture block 2 of lumen catheter 3 near one end, again the lumen catheter 3 of having welded fixture block 2 is put into from the other end of outer cavities conduit pipe 5, until the other end of lumen catheter 3 stretches out the perforate aperture, turning point of outer cavities conduit pipe 5, adjust the position of lumen catheter 3 outside in cavities conduit pipe 5, ensure the port of one end near outer cavities conduit pipe 5 of lumen catheter 3, lumen catheter 3 and outer cavities conduit pipe 5 are welded as a whole by the perforate aperture, turning point of stretching out outer cavities conduit pipe 5 in lumen catheter 3, after the external part port tube of lumen catheter 3 is loaded onto cap nut 2 10 peaceful ozzle 2 11 successively, machine lumen catheter 3 enlarging, form enlarging 24, then complete the installation of the outlet end of lumen catheter 3, linked vector graph is enlarging herein, cap nut pattern, also can be the connecting-tube nozzle pattern of welding, the other end welding overhead gage 1 of last cavities conduit pipe 5 outside, form closed end.This completes the assembling manufacturing of the connecting tube of condensate water-proof.
As Fig. 2, the entrance point A of the connecting tube of condensate water-proof connects fuel tank, outlet end D Bonding pressure sensor.The pressed gas come from fuel tank and pipeline, the condensed water that formed is by import A, enter in connecting tube, due to the sealing process of baffle plate 1, in the whole outer cavities conduit pipe 5 of the complete filling of fuel tank pressure gas, and due to Action of Gravity Field in this process, condensed water can gather the concave arc shape extreme lower position E of outer cavities conduit pipe 5, and the closed end B place of outer cavities conduit pipe 5 is then for eliminating the gas of the drying of most of condensed water, and dry gas is finally delivered in pressure transducer by the import of lumen catheter 3.
Claims (10)
1. the connecting tube of a condensate water-proof, it is characterized in that: comprise outer cavities conduit pipe (5) and lumen catheter (3), described outer cavities conduit pipe (5) is bend pipe, one end of described outer cavities conduit pipe (5) is provided with the connected element be tightly connected with fuel tank, cavities conduit pipe (5) and fuel tank are concave arc after being tightly connected to the curved section of described outer cavities conduit pipe (5) outside, described outer cavities conduit pipe (5) concave arc arc bottom is provided with drain opening, described drain opening is provided with switch, the other end of described outer cavities conduit pipe (5) is closed end, lumen catheter (3) is provided with in the closed end near described outer cavities conduit pipe (5), described lumen catheter (3) one end is near the closed end port of outer cavities conduit pipe (5), the other end of described lumen catheter (3) to stretch out and the other end of described lumen catheter (3) is provided with the connected element be connected with pressure transducer from the closed end of outer cavities conduit pipe (5) and the transition turning point of curved section.
2. the connecting tube of a kind of condensate water-proof according to claim 1, is characterized in that: described outer cavities conduit pipe (5) is right-angle elbow pipe or U-bend.
3. the connecting tube of a kind of condensate water-proof according to claim 1 and 2, it is characterized in that: the connected element that described outer cavities conduit pipe (5) and fuel tank are tightly connected comprises the flat ozzle one (8) be enclosed within outer cavities conduit pipe (5), the cap nut one (7) be enclosed within flat ozzle one (8), described outer cavities conduit pipe (5) port makes flared, forms enlarging one (6).
4. the connecting tube of a kind of condensate water-proof according to claim 3, is characterized in that: the described drain opening being provided with switch comprises the connecting-tube nozzle (12) be connected on outer cavities conduit pipe (5), cover described connecting-tube nozzle (12) mouth mouth blocking cap (14) and with described connecting-tube nozzle (12) be spirally connected and described blocking cap is pressed together on the cap nut three (13) of described connecting-tube nozzle (12) mouth mouth.
5. the connecting tube of a kind of condensate water-proof according to claim 1 and 2, it is characterized in that: described lumen catheter (3) outer wall is provided with fixture block (2), described fixture block (2) contacts with the endoporus of described outer cavities conduit pipe (5).
6. the connecting tube of a kind of condensate water-proof according to claim 4, it is characterized in that: described lumen catheter (3) outer wall is provided with fixture block (2), described fixture block (2) contacts with the endoporus of described outer cavities conduit pipe (5).
7. the connecting tube of a kind of condensate water-proof according to claim 5, is characterized in that: described fixture block (2) be connected in lumen catheter (3) outer wall with outer cavities conduit pipe (5) the internal diameter at least projection of two-point contact, polygonal patch or hollow out circular ring plate.
8. the connecting tube of a kind of condensate water-proof according to claim 6, is characterized in that: described fixture block (2) be connected in lumen catheter (3) outer wall with outer cavities conduit pipe (5) the internal diameter at least projection of two-point contact, polygonal patch or hollow out circular ring plate.
9. the connecting tube of a kind of condensate water-proof according to claim 4, it is characterized in that: the connected element that described lumen catheter (3) and pressure transducer are tightly connected comprises the flat ozzle two (11) be enclosed within lumen catheter (3), the cap nut two (10) be enclosed within flat ozzle two (11), described lumen catheter (3) port makes flared, forms enlarging two (4).
10. the connecting tube of a kind of condensate water-proof according to claim 8, it is characterized in that: the connected element that described lumen catheter (3) and pressure transducer are tightly connected comprises the flat ozzle two (11) be enclosed within lumen catheter (3), the cap nut two (10) be enclosed within flat ozzle two (11), described lumen catheter (3) port makes flared, forms enlarging two (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310528988.4A CN103574213B (en) | 2013-11-01 | 2013-11-01 | A kind of connecting tube of condensate water-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310528988.4A CN103574213B (en) | 2013-11-01 | 2013-11-01 | A kind of connecting tube of condensate water-proof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103574213A CN103574213A (en) | 2014-02-12 |
| CN103574213B true CN103574213B (en) | 2015-09-16 |
Family
ID=50046622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310528988.4A Expired - Fee Related CN103574213B (en) | 2013-11-01 | 2013-11-01 | A kind of connecting tube of condensate water-proof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103574213B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184215B (en) * | 2021-03-31 | 2022-06-14 | 成都飞机工业（集团）有限责任公司 | Method for installing aircraft skin exhaust guide pipe |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8702107A (en) * | 1987-09-07 | 1989-04-03 | Ubbink Nederland Bv | chimney pipe with condensed liq. drainage - has closable discharge pipe with inverted U=shaped float in chamber into which branch pipe extends at 45 deg. to main pipe |
| CN2849557Y (en) * | 2005-10-28 | 2006-12-20 | 乐金电子(天津)电器有限公司 | Evaporator pipe assembly structure for air conditioner indoor unit |
| CN101191685A (en) * | 2006-11-21 | 2008-06-04 | 乐金电子(天津)电器有限公司 | Air-conditioning condensator outlet connecting pipe structure |
| CN201924034U (en) * | 2010-12-30 | 2011-08-10 | 中信重工机械股份有限公司 | Double-connection drainage valve mechanism for mixer furnace |
| CN202756841U (en) * | 2012-09-05 | 2013-02-27 | 中国石油化工集团公司 | Backpressure proof device for discharge port of steam safety valve |
| CN202927356U (en) * | 2012-10-25 | 2013-05-08 | 江西稀有金属钨业控股集团有限公司 | Concentrating mill pulp conveying pipe exhausting device |
| CN103104778A (en) * | 2012-12-30 | 2013-05-15 | 深圳市广前电力有限公司 | Air congestion prevention device for water treatment system |
-
2013
- 2013-11-01 CN CN201310528988.4A patent/CN103574213B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8702107A (en) * | 1987-09-07 | 1989-04-03 | Ubbink Nederland Bv | chimney pipe with condensed liq. drainage - has closable discharge pipe with inverted U=shaped float in chamber into which branch pipe extends at 45 deg. to main pipe |
| CN2849557Y (en) * | 2005-10-28 | 2006-12-20 | 乐金电子(天津)电器有限公司 | Evaporator pipe assembly structure for air conditioner indoor unit |
| CN101191685A (en) * | 2006-11-21 | 2008-06-04 | 乐金电子(天津)电器有限公司 | Air-conditioning condensator outlet connecting pipe structure |
| CN201924034U (en) * | 2010-12-30 | 2011-08-10 | 中信重工机械股份有限公司 | Double-connection drainage valve mechanism for mixer furnace |
| CN202756841U (en) * | 2012-09-05 | 2013-02-27 | 中国石油化工集团公司 | Backpressure proof device for discharge port of steam safety valve |
| CN202927356U (en) * | 2012-10-25 | 2013-05-08 | 江西稀有金属钨业控股集团有限公司 | Concentrating mill pulp conveying pipe exhausting device |
| CN103104778A (en) * | 2012-12-30 | 2013-05-15 | 深圳市广前电力有限公司 | Air congestion prevention device for water treatment system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103574213A (en) | 2014-02-12 |
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