CN205937820U - A anti -seepage device for airtight space of tanker aircraft - Google Patents
A anti -seepage device for airtight space of tanker aircraft Download PDFInfo
- Publication number
- CN205937820U CN205937820U CN201620902224.6U CN201620902224U CN205937820U CN 205937820 U CN205937820 U CN 205937820U CN 201620902224 U CN201620902224 U CN 201620902224U CN 205937820 U CN205937820 U CN 205937820U
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- overhead guard
- sealing ring
- flowline
- sealing
- cylindrical portion
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Abstract
The utility model discloses an anti -seepage device for airtight space of tanker aircraft, including overhead guard, play oil pipe, pressing connector, derivation mechanism and oil indicator, it installs in the overhead guard, just to derive the mechanism it wears out to the outside of overhead guard from the inboard of overhead guard to derive the lower extreme of mechanism, the mechanism is worn out to derive in the inboard of overhead guard by the lower extreme that goes out oil pipe, derive the mechanism and go out oil pipe sealing connection, pressing connector 's upper end and the lower extreme sealing connection who goes out oil pipe, pressing connector 's lower extreme and oil indicator are connected. This an anti -seepage device for airtight space of tanker aircraft simple to operate, sealed effectual and the security is high.
Description
Technical field
The utility model is related to water seepage-proof tech, specifically a kind of antiseepage neglected loading for fuel charger confined space
Put.
Background technology
Leakage-resistant device be fuel charger confined space in very important part.As shown in figure 1, current for refueling
The leakage-resistant device of machine confined space is mainly made up of overhead guard 1, flowline 2, connector 3, conduit 4 and oil indicator 5.In overhead guard 1
Interior, flowline 2 is connected with connector 3, and is provided with sealing structure 4 between flowline 2 and connector 3, and the lower end of connector 3 is stretched
Go out overhead guard 1, and the lower end of connector 3 is connected with oil indicator 5.Though this leakage-resistant device has certain effect, but exist
Following defect：1st, the lower end of flowline is located in overhead guard, then sealing structure is also required to be installed in overhead guard, and this causes to install
Extremely inconvenient, and do not allow easy care；2nd, when sealing structure occurs to loosen, then the fluid in flowline easily leaks from sealing structure
Out, the fluid leaking out is located in the sealing space in overhead guard, and staff is not easy to find, therefore it is hidden to have safety
Suffer from；3rd, flowline and connector are to seal at single when being sealed by sealing structure, and this sealing effectiveness is undesirable.
Utility model content
The purpose of this utility model is to overcome the shortcomings of that above prior art exists, there is provided a kind of structure is simple, peace
Dress is convenient, the safe leakage-resistant device for fuel charger confined space.
In order to achieve the above object, the utility model employs the following technical solutions：A kind of for fuel charger confined space
Leakage-resistant device, including overhead guard, flowline, pressed joint, export agency and oil indicator, described export agency is installed on overhead guard,
And the lower end of described export agency passes from the inner side of overhead guard to the outside of overhead guard；The lower end of described flowline is in the inner side of overhead guard
Pass export agency, described export agency and flowline are tightly connected；The upper end of described pressed joint is close with the lower end of flowline
Envelope connects, and the lower end of described pressed joint is connected with oil indicator.
Preferably, described export agency includes sealing drum, sealing nut and bolt, described sealing drum include cylindrical portion and with
The outer edge that cylindrical portion upper end connects, the lower end of described cylindrical portion passes through from the inner side of overhead guard and stretches out overhead guard, described outer edge
It is adjacent to the interior sidewall surface phase of overhead guard；Described sealing nut is socketed on the lower end of cylindrical portion, and the upper end end of described sealing nut
Face is adjacent to the outer side surface phase of overhead guard；The threaded portion of described bolt screws in outer edge, overhead guard and sealing nut successively.
Preferably, the upper end in described pressed joint sets the first connecting hole, and the lower end of described pressed joint is provided with second even
Connect hole, described second connecting hole is connected with oil indicator by screw thread；The lower end of the lower end of described cylindrical portion and flowline is all inserted
First connecting hole；It is provided with the sealing ring portion in rounding mesa-shaped, this seals ring portion between described first connecting hole and the second connecting hole
Lower end be adjacent to the lower end outer wall phase of flowline, and black box is passed through with the fuel-displaced seal of tube even in the upper end of described sealing ring portion
Connect.
Preferably, described black box includes the first sealing ring, pressing plate and spring collar, described first sealing ring, pressing plate
All it is socketed on the lower end of flowline with spring collar, and described first sealing ring, pressing plate and spring collar are tight successively from top to bottom
Solid matter arranges；Meanwhile, the lower end of described cylindrical portion heads on the first sealing ring, and the upper end of described sealing ring portion heads on spring collar.
Preferably, the upper end in described cylindrical portion is provided with the first seal groove, is provided with the second sealing ring in this first seal groove,
The upper end of described cylindrical portion is tightly connected by the second sealing ring and flowline.
Preferably, the lower end of described pressed joint is provided with the second seal groove, is provided with the 3rd sealing in described second seal groove
Circle, described pressed joint is tightly connected with oil indicator by the 3rd sealing ring.
The utility model, with respect to prior art, has such advantages as and effect：
1st, overhead guard has been stretched out in the lower end of the flowline that this is used in the leakage-resistant device of fuel charger confined space, and flowline
All it is connected with pressed joint in the outside of overhead guard with export agency, then this convenient installation pressed joint, is also convenient for installing sealing group
Part.
2nd, this is used for the lower end of flowline in the leakage-resistant device of fuel charger confined space and the lower end leading export agency
All it is connected with pressed joint outside overhead guard, even if when there is oil liquid leakage, leakage is flowed out from pressed joint, because not having the screening of overhead guard
Gear, therefore staff is very easy to discover, thus the generation of accident can be avoided, improves security.
3rd, this is tightly connected for the upper end of export agency in the leakage-resistant device of fuel charger confined space and flowline；Pressure
The upper end of tight coupling is tightly connected with the lower end of flowline, and this adopts double sealing structure, can more effectively improve sealing effect
Really.
Brief description
Fig. 1 is the structural representation of the leakage-resistant device being conventionally used to fuel charger confined space.
Fig. 2 is the structural representation of the leakage-resistant device that the utility model is used for fuel charger confined space.
Fig. 3 is the enlarged diagram that Fig. 2 is at A.
Fig. 4 is the structural representation of the utility model pressed joint.
Fig. 5 is the structural representation of the utility model sealing drum.
Specific embodiment
For ease of it will be appreciated by those skilled in the art that below in conjunction with the accompanying drawings and embodiment to the utility model make further detailed
Describe in detail bright.
As shown in Figures 2 and 3, this is used for the leakage-resistant device of fuel charger confined space, including overhead guard 1, flowline 2, pressure
Tight coupling 6, export agency 7 and oil indicator 5, described export agency 7 is installed on overhead guard 1, and the lower end Zi Ding of described export agency 7
The inner side of cover 1 passes to the outside of overhead guard 1；The lower end of described flowline 2 passes export agency 7 in the inner side of overhead guard 1, described leads
Go out the upper end of mechanism 7 and flowline 2 is tightly connected；The upper end of described pressed joint 6 and the lower end of flowline 2 are tightly connected, institute
The lower end stating pressed joint 6 is connected with oil indicator 5.The part of sealing structure is arranged at outside overhead guard 1 this structure, facilitates peace
Dress, even and if sealing structure occur also easily to be found by staff during leakage, therefore decrease potential safety hazard.
Described export agency 7 includes sealing drum 8, sealing nut 9 and bolt 10, as shown in figure 5, described sealing drum 8 includes
Cylindrical portion 11 and the outer edge 12 being connected with cylindrical portion 11 upper end, the lower end of described cylindrical portion 11 pass through from the inner side of overhead guard 1 and
Stretch out overhead guard 1, described outer edge 12 is adjacent to the interior sidewall surface phase of overhead guard 1；Described sealing nut 9 is socketed under cylindrical portion 11
Hold, and the upper end end face of described sealing nut 9 is adjacent to the outer side surface phase of overhead guard 1；The threaded portion of described bolt 10 is revolved successively
Enter outer edge 12, overhead guard 1 and sealing nut 9.This structure is simple and convenient, and the outer edge 12 in sealing drum 8 and overhead guard 1 madial wall
Face degree of being adjacent to is high, is further ensured that the sealing effectiveness of the sealing space that overhead guard 1 is formed.Outer edge 12 and sealing nut 9 lead to simultaneously
Cross bolt 10 to be connected, which ensure that sealing drum is installed on stability during overhead guard, improve functional reliability.For further
The stability of Baoding sealing drum 8, cylindrical portion 11 and outer edge 12 are integrally formed.
As shown in figure 4, the upper end in described pressed joint 6 sets the first connecting hole 13, the lower end of described pressed joint 6 is provided with
Second connecting hole 14, described second connecting hole 14 is connected with oil indicator 5 by screw thread；The lower end of described cylindrical portion 11 and flowline
The first connecting hole 13 is all inserted in 2 lower end；It is provided with rounding mesa-shaped between described first connecting hole 13 and the second connecting hole 14
Sealing ring portion 15, the lower end of this sealing ring portion 15 is adjacent to the lower end outer wall phase of flowline 2, and the upper end of described sealing ring portion 15
It is tightly connected with flowline 2 by black box 16.The pressed joint 6 of this structure, structure is simple.And it is close in pressed joint 6
Seal ring portion 15 ensure that black box 16 install stability it is ensured that black box 16 work reliability.
Described black box 16 includes the first sealing ring 17, pressing plate 18 and spring collar 19, described first sealing ring 17, pressure
Plate 18 and spring collar 19 are all socketed on the lower end of flowline 2, and described first sealing ring 17, pressing plate 18 and spring collar 19 from
Upper and under close-packed arrays successively；Meanwhile, the lower end of described cylindrical portion 11 heads on the first sealing ring 17, described sealing ring portion 15 upper
End heads on spring collar 19.Upper end in described cylindrical portion 11 is provided with the first seal groove 20, is provided with this first seal groove 20
Two sealing rings 21, the upper end of described cylindrical portion 11 is tightly connected with flowline 2 by the second sealing ring 21.Black box 16,
One seal groove 20 and the double sealing structure of the second sealing ring 21 composition, this structure is simple, further ensures sealing effectiveness, carries
The high reliability of work.Specifically, the first sealing ring 17 and the second sealing ring 21 are all using 0 type sealing ring.
The lower end of described pressed joint 6 is provided with the second seal groove 22, is provided with the 3rd sealing ring in described second seal groove 22
23, described pressed joint 6 is connected by the 3rd sealing ring 23 5 envelopes close with oil indicator.Which ensure that oil indicator 5 works effective work
Make, improve the reliability of work.And the 3rd sealing ring 23 is also adopted by 0 type sealing ring.
Above-mentioned specific embodiment is preferred embodiment of the present utility model, and the utility model can not be defined,
Other any changes made without departing from the technical solution of the utility model or other equivalent substitute mode, are included in
Within protection domain of the present utility model.
Claims (6)
1. a kind of leakage-resistant device for fuel charger confined space it is characterised in that：Including overhead guard, flowline, pressed joint,
Export agency and oil indicator, described export agency is installed on overhead guard, and the lower end of described export agency passes from the inner side of overhead guard
Outside to overhead guard；The lower end of described flowline passes export agency in the inner side of overhead guard, and described export agency is close with flowline
Envelope connects；The upper end of described pressed joint is tightly connected with the lower end of flowline, and the lower end of described pressed joint is with oil indicator even
Connect.
2. the leakage-resistant device for fuel charger confined space according to claim 1 it is characterised in that：Described derivation machine
Structure includes sealing drum, sealing nut and bolt, and described sealing drum includes cylindrical portion and the outer edge being connected with cylindrical portion upper end, institute
The lower end stating cylindrical portion passes through from the inner side of overhead guard and stretches out overhead guard, and described outer edge is adjacent to the interior sidewall surface phase of overhead guard；Institute
State the lower end that sealing nut is socketed on cylindrical portion, and the upper end end face of described sealing nut is adjacent to the outer side surface phase of overhead guard；
The threaded portion of described bolt screws in outer edge, overhead guard and sealing nut successively.
3. the leakage-resistant device for fuel charger confined space according to claim 2 it is characterised in that：Described compression connects
Upper end in head sets the first connecting hole, and the lower end of described pressed joint is provided with the second connecting hole, and described second connecting hole passes through spiral shell
Line is connected with oil indicator；The first connecting hole is all inserted in the lower end of the lower end of described cylindrical portion and flowline；Described first connecting hole
With second be provided with sealing ring portion, the lower end of this sealing ring portion and the lower end outer wall phase of flowline in rounding mesa-shaped between connecting hole
It is adjacent to, and the upper end of described sealing ring portion is tightly connected with flowline by black box.
4. the leakage-resistant device for fuel charger confined space according to claim 3 it is characterised in that：Described sealing group
Part includes the first sealing ring, pressing plate and spring collar, and described first sealing ring, pressing plate and spring collar are all socketed on flowline
Lower end, and described first sealing ring, pressing plate and spring collar close-packed arrays successively from top to bottom；Meanwhile, under described cylindrical portion
End heads on the first sealing ring, and the upper end of described sealing ring portion heads on spring collar.
5. the leakage-resistant device for fuel charger confined space according to claim 2 it is characterised in that：Described cylindrical portion
Interior upper end is provided with the first seal groove, is provided with the second sealing ring in this first seal groove, and the upper end of described cylindrical portion passes through second
Sealing ring is tightly connected with flowline.
6. the leakage-resistant device for fuel charger confined space according to claim 1 it is characterised in that：Described compression connects
The lower end of head is provided with the second seal groove, is provided with the 3rd sealing ring in described second seal groove, and it is close that described pressed joint passes through the 3rd
Seal is tightly connected with oil indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620902224.6U CN205937820U (en) | 2016-08-18 | 2016-08-18 | A anti -seepage device for airtight space of tanker aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620902224.6U CN205937820U (en) | 2016-08-18 | 2016-08-18 | A anti -seepage device for airtight space of tanker aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937820U true CN205937820U (en) | 2017-02-08 |
Family
ID=57946882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620902224.6U Active CN205937820U (en) | 2016-08-18 | 2016-08-18 | A anti -seepage device for airtight space of tanker aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937820U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122474A (en) * | 2016-08-18 | 2016-11-16 | 托肯恒山科技（广州）有限公司 | A kind of leakage-resistant device for fuel charger confined space |
| CN107716214A (en) * | 2017-10-17 | 2018-02-23 | 江苏赛拉弗光伏系统有限公司 | A kind of adhesive supplier rubber head and adhesive supplier |
-
2016
- 2016-08-18 CN CN201620902224.6U patent/CN205937820U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122474A (en) * | 2016-08-18 | 2016-11-16 | 托肯恒山科技（广州）有限公司 | A kind of leakage-resistant device for fuel charger confined space |
| CN106122474B (en) * | 2016-08-18 | 2019-02-05 | 托肯恒山科技（广州）有限公司 | A kind of leakage-resistant device for fuel charger confined space |
| CN107716214A (en) * | 2017-10-17 | 2018-02-23 | 江苏赛拉弗光伏系统有限公司 | A kind of adhesive supplier rubber head and adhesive supplier |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |