CN109625296A - A kind of encapsulating method of fuel tanker and its tank cover - Google Patents
A kind of encapsulating method of fuel tanker and its tank cover Download PDFInfo
- Publication number
- CN109625296A CN109625296A CN201811444047.1A CN201811444047A CN109625296A CN 109625296 A CN109625296 A CN 109625296A CN 201811444047 A CN201811444047 A CN 201811444047A CN 109625296 A CN109625296 A CN 109625296A
- Authority
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- China
- Prior art keywords
- skeleton
- cover plate
- upper cover
- hole
- injecting glue
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 86
- 238000002347 injection Methods 0.000 claims abstract description 46
- 239000007924 injection Substances 0.000 claims abstract description 46
- 239000000565 sealant Substances 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 230000000903 blocking effect Effects 0.000 claims description 12
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 239000004519 grease Substances 0.000 claims description 9
- 230000001050 lubricating effect Effects 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 6
- 238000004073 vulcanization Methods 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 2
- 239000002828 fuel tank Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 7
- 239000000314 lubricant Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- GQWNECFJGBQMBO-UHFFFAOYSA-N Molindone hydrochloride Chemical compound Cl.O=C1C=2C(CC)=C(C)NC=2CCC1CN1CCOCC1 GQWNECFJGBQMBO-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/02—Tanks
- B64D37/06—Constructional adaptations thereof
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The application belongs to fuel tanker structure-design technique field, in particular to the encapsulating method of a kind of fuel tanker and its tank cover is wherein, it include skeleton, upper cover plate, upper cover plate in fuel tanker, it designs and realizes Seal Design by injecting sealant in glue injection channel between its upper cover plate and skeleton, sealant can be by injecting, to can avoid that pilot hole need to be opened up on upper cover plate when the sealing for carrying out lower cover plate and skeleton after completing the sealing assembling of upper cover plate and skeleton assembles and install the design defect of assembly lid additional in hole for injecting glue；In addition, disclosed herein as well is a kind of encapsulating methods of fuel tanker cover board, for realizing the sealing of fuel tanker skeleton and upper cover plate.
Description
Technical field
The application belongs to fuel tanker structure-design technique field, in particular to a kind of fuel tanker and its tank cover
Encapsulating method.
Background technique
Multiple integrated structure fuel tanks are typically designed in current aircraft, internal oil pocket is surrounded close by aircraft structure
Space is closed, is used for loading aviation kerosine for aircraft engine, belongs to a part of aircaft configuration.Integrated structure fuel tank packet
It includes: skeleton, including four side walls, respectively the first side wall, second sidewall, third side wall and the 4th side wall；The first side wall
One end and one end of second sidewall are in sealing contact, and one end of the other end and the 4th side wall is in sealing contact；One end of third side wall
In sealing contact with the other end of second sidewall, the other end of the other end and the 4th side wall is in sealing contact；Two cover boards, one of them
The side of skeleton is arranged in cover board, and the side wall surface for being located at the side with four side walls is in sealing contact；Another cover board is located at skeleton
The other side, the side wall surface for being located at the side with four side walls is in sealing contact；It is formed between two cover boards and four side walls closed
Oil pocket.
When being assembled to integrated structure fuel tank, in order to meet the construction requirement of its Seal Design, usually first by one
A cover board is assembled to the side of skeleton, at this point, it is in opening-wide state since the cover board of the other side is not assembled, channel of constructing
It is unimpeded, it may be convenient to carry out assembly construction, meet the construction requirement of Seal Design；Then to another cover board in the another of skeleton
Side is assembled, at this point, be in closed state since completion has been assembled in its opposite side, constructional difficulties are carried out to it,
It is difficult to meet the construction requirement of Seal Design.Current common practice is in view of the above problems, in skeleton side wall and/or any lid
One or more pilot holes are opened up on plate, are constructed by pilot hole, are met with this to close in the rear cover board assembled
The construction requirement of design is sealed, assembly lid is installed additional on pilot hole after the assembly is completed, pilot hole is sealed.Above-mentioned assembly method is deposited
In problem following prominent:
1) integrality that pilot hole destroys integrated structure fuel tank is opened up, the transmitting of load is influenced；
2) its size of pilot hole is difficult to hold, and the too small construction that will affect assembling process, the quality of construction is difficult to ensure, mistake
Intensity that is big then can seriously undermining integrated structure fuel tank, constitutes potential security risk；
3) it installs assembly lid additional, increases the complexity of integrated structure fuel tank and the quality of fuel tank, and exist and open
The problem of sealing is repeated after opening.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates at least one drawbacks described above of the prior art.
Summary of the invention
The purpose of the application is to provide the encapsulating method of a kind of fuel tanker and its tank cover, above-mentioned to overcome or alleviated by
The problem of at least one aspect.
On the one hand the application provides a kind of fuel tanker, including skeleton and two cover boards, wherein
One cover board is arranged in the side of skeleton, and in sealing contact with side wall surface that skeleton is located at the side, referred to as lower cover plate；
Another cover board is arranged in the other side of skeleton, and in sealing contact with side wall surface that skeleton is located at the side, referred to as on
Cover board；
Closed oil pocket is surrounded between upper cover plate and lower cover plate and skeleton；
Preferably,
The side wall surface of skeleton towards upper cover plate side circumferentially offers groove, and it is logical that injecting glue is formed between groove and upper cover plate
Road is filled with sealant in glue injection channel；
Multiple hole for injecting glue are offered on upper cover plate, hole for injecting glue is connected to glue injection channel；
Fuel tanker further includes having:
Plugging device is arranged in hole for injecting glue, for blocking hole for injecting glue；
Attachment device is contacted with skeleton and upper cover plate, is fixedly connected with skeleton with upper cover plate.
Preferably, plugging device includes blocking plug screw, and setting is being arranged in hole for injecting glue, for blocking hole for injecting glue.
Preferably, plugging device further includes having closure bushing, and setting is in hole for injecting glue and blocks between plug screw, with hole for injecting glue
It is in sealing contact and be threadedly engaged and connect with plug screw is blocked.
Preferably, the outside wall surface for blocking bushing towards skeleton one end is protruded, and the inner wall of protrusion and hole for injecting glue, which contradicts, to be connected.
Preferably, it blocks bushing and inlays and be arranged in hole for injecting glue.
Preferably, attachment device includes:
Connect bolt；
Attaching nut is plate nut, is fixedly connected with skeleton with upper cover plate with bolt cooperation is connect.
Preferably, connection bolt has multiple, and a part is distributed in the outside of glue injection channel, referred to as outer to connect bolt；It is another
Part is distributed in the inside of glue injection channel, referred to as interior to connect bolt；
Attaching nut has multiple, a part of to cooperate with positioned at outer connection bolt, another part and the cooperation of interior connection bolt.
Preferably, skeleton is located between the side wall surface and upper cover plate of glue injection channel two sides filled with flexible adhesive sealant, flexible
Sealant layer is formed after sealant vulcanization.
Preferably, profit is coated on the contact surface or skeleton side wall surface of upper cover plate and sealant layer and the contact surface of sealant layer
Consistent lubricant.
On the other hand the application provides a kind of encapsulating method of fuel tanker cover board, for realizing above-mentioned fuel tanker
The sealing of skeleton and upper cover plate, includes the following steps:
Step 1: opening up groove on skeleton, and preset filler is filled in the trench；
Hole for injecting glue is opened up on upper cover plate, and will be blocked bushing and inlayed and be arranged in hole for injecting glue；
Lubricating grease is smeared towards the side of skeleton in upper cover plate, or the side wall surface in skeleton towards upper cover plate side smears profit
Consistent lubricant；
Step 2: skeleton and upper cover plate are carried out pre-connection by connection bolt and attaching nut；
Gap filling flexible adhesive sealant between the side wall surface and upper cover plate of skeleton, and flexible adhesive sealant is made to vulcanize to be formed
Sealant layer；
Step 3: removing connection bolt and attaching nut, skeleton is separated with upper cover plate, preset in removing groove is filled out
Material；
Step 4: skeleton is attached with upper cover plate by connection bolt and attaching nut, between upper cover plate and groove
Form glue injection channel；
Step 5: passing through injection orifice to glue injection channel using pressure colloid-injecting gun using one of hole for injecting glue as injection orifice
Middle injection sealant, until the sealant of injection is overflowed from the hole for injecting glue adjacent with injection orifice, by the injecting glue of the spilling sealant
Hole is labeled as overfolw hole, and injection orifice is equipped with by closure plug screw with closure bush threads and is blocked；
Step 6: step 5 is repeated using the overfolw hole marked in step 5 as injection orifice, until an only remaining injecting glue
Kong Wei is blocked, and the hole for injecting glue that this is not blocked is labeled as final overfolw hole；
It is blocked Step 7: final overfolw hole is equipped with by closure plug screw with closure bush threads.
At least there are following advantageous effects in the application: provide a kind of fuel tanker, in the fuel tank include skeleton, on
Cover board, upper cover plate design and realize Seal Design, sealing by injecting sealant in glue injection channel between its upper cover plate and skeleton
Glue can be by injecting, to can avoid carrying out upper cover plate and skeleton after the sealing assembling for completing lower cover plate and skeleton in hole for injecting glue
Pilot hole need to be opened up on upper cover plate when sealing assembling and installs the design defect of assembly lid additional；In addition, disclosed herein as well is
A kind of encapsulating method of fuel tanker cover board, for realizing the sealing of fuel tanker skeleton and upper cover plate.
Detailed description of the invention
Fig. 1 is the skeleton of the application fuel tanker and the assembling schematic diagram of lower cover plate；
Fig. 2 is the outline drawing that the application fuel tanker is completed；
Fig. 3 be in Fig. 2 A-A to cross-sectional view.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the application
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
In explanation the application, and it should not be understood as the limitation to the application.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.Under
Face is described in detail embodiments herein in conjunction with attached drawing.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the application
The limitation of range.
1 to Fig. 3 the application is described in further details with reference to the accompanying drawing.
A kind of fuel tanker, including skeleton 1 and two cover boards, wherein
One cover board is arranged in the side of skeleton 1, and in sealing contact with side wall surface that skeleton 1 is located at the side, referred to as lower cover
Plate 2；
Another cover board is arranged in the other side of skeleton 1, and in sealing contact with side wall surface that skeleton 1 is located at the side, referred to as
Upper cover plate 3；
Closed oil pocket is surrounded between upper cover plate 3 and lower cover plate 2 and skeleton 1；
It is characterized in that,
The side wall surface of skeleton 1 towards 3 side of upper cover plate circumferentially offers groove, and injecting glue is formed between groove and upper cover plate
Channel is filled with sealant in glue injection channel；
Multiple hole for injecting glue are offered on upper cover plate, hole for injecting glue is connected to glue injection channel；
Fuel tanker further includes having:
Plugging device is arranged in hole for injecting glue, for blocking hole for injecting glue；
Attachment device is contacted with skeleton 1 and upper cover plate 3, is fixedly connected with skeleton 1 with upper cover plate 3.
Further, plugging device includes blocking plug screw 4, and setting is being arranged in hole for injecting glue, for blocking hole for injecting glue.
Further, plugging device further includes having to block bushing 5, and setting is in hole for injecting glue and blocks between plug screw 4, with note
Glue hole is in sealing contact and is threadedly engaged and connect with plug screw 4 is blocked.
Further, the outside wall surface for blocking bushing 5 towards 1 one end of skeleton is protruded, and protrusion and the inner wall of hole for injecting glue contradict
Connection.Above-mentioned design can enhance stability, fastness and the sealing for guaranteeing it with hole for injecting glue for blocking bushing 5 in hole for injecting glue
Contact.
Further, it blocks bushing 5 and inlays and be arranged in hole for injecting glue.Above-mentioned design can avoid directly attacking on upper cover plate 3
Silk, wall surface generate damage to upper cover plate 3.
Further, attachment device includes: connection bolt 6；Attaching nut 7, are plate nut, cooperate with bolt 6 is connect
It is fixedly connected with skeleton 1 with upper cover plate 3.
Further, connection bolt 6 has multiple, and a part is distributed in the outside of glue injection channel, referred to as outer to connect bolt；Separately
A part is distributed in the inside of glue injection channel, referred to as interior to connect bolt；Attaching nut 7 have it is multiple, a part be located at outer connection
Bolt cooperation, another part and interior connection bolt cooperate.
Further, skeleton 1 is located between the side wall surface and upper cover plate 3 of glue injection channel two sides filled with flexible adhesive sealant,
Sealant layer is formed after flexible adhesive sealant vulcanization.It can be further enhanced between upper cover plate 3 and skeleton 1 using the flexibility of sealant layer
Leakproofness.
Further, it is applied on upper cover plate 3 and the contact surface or skeleton side wall surface of sealant layer and the contact surface of sealant layer
There is lubricating grease.Above-mentioned design can facilitate the fractionation between upper cover plate 3 and skeleton 2, it is facilitated efficiently to be split, assembled.
A kind of encapsulating method of fuel tanker cover board, for realizing the skeleton 1 and upper cover of preceding claim fuel tanker
The sealing of plate 3, which comprises the steps of:
Step 1: opening up groove on skeleton 1, and preset filler is filled in the trench；
Hole for injecting glue is opened up on upper cover plate 3, and will be blocked bushing 5 and inlayed and be arranged in hole for injecting glue；
Lubricating grease is smeared towards the side of skeleton 1 in upper cover plate 3, or the side wall surface in skeleton 1 towards 3 side of upper cover plate applies
Smear lubricating grease；
Step 2: skeleton 1 and upper cover plate 3 are carried out pre-connection by connection bolt 6 and attaching nut 7；
Gap filling flexible adhesive sealant between the side wall surface and upper cover plate 3 of skeleton 1, and flexible adhesive sealant is made to vulcanize shape
At sealant layer；
Step 3: removing connection bolt 6 and attaching nut 7, skeleton 1 is separated with upper cover plate 3, is removed preset in groove
Filler；
Step 4: skeleton 1 is attached with upper cover plate 3 by connection bolt 6 and attaching nut 7, upper cover plate 3 and groove
Between form glue injection channel；
Step 5: passing through injection orifice to glue injection channel using pressure colloid-injecting gun using one of hole for injecting glue as injection orifice
Middle injection sealant, until the sealant of injection is overflowed from the hole for injecting glue adjacent with injection orifice, by the injecting glue of the spilling sealant
Hole is labeled as overfolw hole, and injection orifice is threadedly engaged setting with closure bushing 5 by closure plug screw 4 and is blocked；
Step 6: step 5 is repeated using the overfolw hole marked in step 5 as injection orifice, until an only remaining injecting glue
Kong Wei is blocked, and the hole for injecting glue that this is not blocked is labeled as final overfolw hole；
It is blocked Step 7: final overfolw hole is threadedly engaged setting with closure bushing 5 by closure plug screw 4.
Filling preset filler in above-mentioned steps one in the trench is in order to prevent in step 2 when filling flexible sealant, close
Sealing enters groove and is difficult to clean off；Lubricating grease is smeared towards the side of skeleton 1 in upper cover plate 3, or in skeleton 1 towards upper cover plate 3
The side wall surface of side smears lubricating grease, is in order to facilitate step 3 middle skeleton 1 and 3 separating step of upper cover plate.
Using the method for injecting sealant described in step 5 to step 7 into glue injection channel, can be effectively ensured can
Sealant is filled in glue injection channel, guarantees the leakproofness between upper cover plate 3 and skeleton 1.
Fuel tanker disclosed in the present embodiment can be realized under the premise of guaranteeing that fuel tank overall structure is complete to fuel tank
Sealing, and in fuel tank Boundary Failure, it is only necessary to back out and block plug screw 4 and carry out that injecting glue can be quick again again through hole for injecting glue
It repairs, which will not generate damage to upper cover plate 3.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of fuel tanker, including skeleton (1) and two cover boards, wherein
One cover board is arranged in the side of the skeleton (1), and the side wall surface sealing for being located at the side with the skeleton (1) connects
Touching, referred to as lower cover plate (2)；
Another described cover board is arranged in the other side of the skeleton (1), and close with side wall surface that the skeleton (1) is located at the side
Sealing-in touching, referred to as upper cover plate (3)；
Closed oil pocket is surrounded between the upper cover plate (3) and the lower cover plate (2) and the skeleton (1)；
It is characterized in that,
The side wall surface of the skeleton (1) towards the upper cover plate (3) side circumferentially offers groove, the groove and it is described on
Glue injection channel is formed between cover board, is filled with sealant in the glue injection channel；
Multiple hole for injecting glue are offered on the upper cover plate, the hole for injecting glue is connected to the glue injection channel；
The fuel tanker further includes having:
Plugging device is arranged in the hole for injecting glue, for blocking the hole for injecting glue；
Attachment device is contacted with the skeleton (1) and the upper cover plate (3), keeps the skeleton (1) and the upper cover plate (3) solid
Fixed connection.
2. fuel tanker according to claim 1, which is characterized in that the plugging device includes blocking plug screw (4), setting
It is arranged in the hole for injecting glue described, for blocking the hole for injecting glue.
3. fuel tanker according to claim 2, which is characterized in that the plugging device further includes having closure bushing (5),
Be arranged between the hole for injecting glue and the closure plug screw (4), it is in sealing contact with the hole for injecting glue and with the closure plug screw
(4) it is threadedly engaged connection.
4. fuel tanker according to claim 3, which is characterized in that the closure bushing (5) is towards the skeleton (1) one
The outside wall surface at end is protruded, and the inner wall of the protrusion and the hole for injecting glue, which contradicts, to be connected.
5. fuel tanker according to claim 4, which is characterized in that the closure bushing (5), which is inlayed, to be arranged in the note
In glue hole.
6. fuel tanker according to claim 5, which is characterized in that the attachment device includes:
It connects bolt (6)；
Attaching nut (7) is plate nut, and cooperating with the connection bolt (6) makes the skeleton (1) and the upper cover described in making
Plate (3) is fixedly connected.
7. fuel tanker according to claim 6, which is characterized in that
The connection bolt (6) has multiple, a part of outside for being distributed in the glue injection channel, referred to as outer to connect bolt；It is another
Part is distributed in the inside of the glue injection channel, referred to as interior to connect bolt；
The attaching nut (7) has multiple, a part of to cooperate with positioned at the outer connection bolt, another part and the interior connection
Bolt cooperation.
8. fuel tanker according to claim 7, which is characterized in that the skeleton (1) is located at the glue injection channel two sides
Side wall surface and the upper cover plate (3) between be filled with flexible adhesive sealant, form sealant layer after flexible adhesive sealant vulcanization.
9. fuel tanker according to claim 8, which is characterized in that the upper cover plate (3) connects with the sealant layer
Lubricating grease is coated on the contact surface of contacting surface or the skeleton side wall surface and the sealant layer.
10. a kind of encapsulating method of fuel tanker cover board, for realizing the bone of any fuel tanker of claim 1-9
The sealing of frame (1) and the upper cover plate (3), which comprises the steps of:
Step 1: opening up groove on skeleton (1), and preset filler is filled in the trench；
Hole for injecting glue is opened up on upper cover plate (3), and will be blocked bushing (5) and be inlayed and be arranged in hole for injecting glue；
Lubricating grease is smeared towards the side of skeleton (1) in upper cover plate (3), or in skeleton (1) towards the side wall of upper cover plate (3) side
Smear lubricating grease in face；
Step 2: skeleton (1) and upper cover plate (3) is carried out pre-connection by connection bolt (6) and attaching nut (7)；
Gap filling flexible adhesive sealant between the side wall surface and upper cover plate (3) of skeleton (1), and flexible adhesive sealant is made to vulcanize shape
At sealant layer；
Step 3: removing connection bolt (6) and attaching nut (7), skeleton (1) is separated with upper cover plate (3), is removed in groove
Preset filler；
Step 4: skeleton (1) is attached with upper cover plate (3) by connection bolt (6) and attaching nut (7), upper cover plate (3)
Glue injection channel is formed between groove；
Step 5: being infused by injection orifice into glue injection channel using one of hole for injecting glue as injection orifice using pressure colloid-injecting gun
Sealant is penetrated, until the sealant of injection is overflowed from the hole for injecting glue adjacent with injection orifice, by the hole for injecting glue mark of the spilling sealant
It is denoted as overfolw hole, injection orifice is threadedly engaged setting with closure bushing (5) by closure plug screw (4) and is blocked；
Step 6: repeat step 5 using the overfolw hole marked in step 5 as injection orifice, until only a remaining hole for injecting glue is not
It is blocked, the hole for injecting glue that this is not blocked is labeled as final overfolw hole；
It is blocked Step 7: final overfolw hole is threadedly engaged setting with closure bushing (5) by closure plug screw (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444047.1A CN109625296B (en) | 2018-11-29 | 2018-11-29 | Aircraft fuel tank and sealing method of fuel tank cover plate thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444047.1A CN109625296B (en) | 2018-11-29 | 2018-11-29 | Aircraft fuel tank and sealing method of fuel tank cover plate thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109625296A true CN109625296A (en) | 2019-04-16 |
| CN109625296B CN109625296B (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811444047.1A Active CN109625296B (en) | 2018-11-29 | 2018-11-29 | Aircraft fuel tank and sealing method of fuel tank cover plate thereof |
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| Country | Link |
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| CN (1) | CN109625296B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112739127A (en) * | 2020-12-28 | 2021-04-30 | 维沃移动通信有限公司 | Electronic device |
| EP4249200A1 (en) * | 2022-03-21 | 2023-09-27 | Airbus Operations GmbH | Potting sealant compound for a protective lining of a part, in particular an aircraft part, and associated sealing method |
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| Publication number | Publication date |
|---|---|
| CN109625296B (en) | 2022-06-07 |
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