CN219337567U - Auxiliary tool for mounting aircraft fuel tank cover plate - Google Patents
Auxiliary tool for mounting aircraft fuel tank cover plate Download PDFInfo
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- CN219337567U CN219337567U CN202320297525.0U CN202320297525U CN219337567U CN 219337567 U CN219337567 U CN 219337567U CN 202320297525 U CN202320297525 U CN 202320297525U CN 219337567 U CN219337567 U CN 219337567U
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- fuel tank
- tank cover
- aircraft fuel
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- 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
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Abstract
The utility model relates to an aircraft fuel tank cover plate installation auxiliary tool, which comprises the following components: the limiting frame is of an annular structure with an inner through hole, the limiting frame is provided with a plurality of marking parts, the marking parts are circumferentially arranged along the periphery of the limiting frame, and the limiting frame is used for pressing the fuel tank cover plate of the aircraft on the lower surface of the wing of the aircraft; the installation otic placodes, the installation otic placodes sets up the both sides of spacing frame, the installation otic placodes is used for with spacing frame connects on the wing lower surface. When the worker uses the auxiliary tool to install the aircraft fuel tank close to the cover plate, the required construction time can be reduced by 30% without marking, the physical load of the worker on the work is reduced, the condition of manual wrong marking of the sequence of the installation screws is effectively eliminated, the construction quality is improved, the tightness of the fuel tank cover plate is ensured, and the operation safety of the aircraft is improved.
Description
Technical Field
The utility model relates to the technical field of aircraft assembly, in particular to an auxiliary tool for installing an aircraft fuel tank cover plate.
Background
The aircraft fuel tank has a plurality of fuel tanks to be close to the apron, takes B737 as the example, and three fuel tanks in left side, well, right side are totally 43 fuel tanks to be close to the apron, and the apron is located the fuel tank bottom, has 8 x 18, 10 x 18 two kinds of specification apron, installs by 21, 23 screw fastening respectively, if the apron screw is installed according to manufacturer's maintenance manual requirement order incorrectly, can make the fuel tank close to the apron sealed effect worsen, leads to the fuel tank fuel leakage in aircraft operation, influences flight operation safety.
At present, when a worker installs a fuel tank and approaches to a cover plate, a circle of paper adhesive tape is stuck around the cover plate, and after each screw is manually marked according to a manufacturer maintenance manual, the cover plate fastening screws are sequentially installed. According to the prior construction method, taking B737 as an example, 43 fuel tanks are close to a cover plate, 977 screws are mounted in total, and each screw is marked, so that time and labor are wasted. The fuel tank is close to the cover plate and is positioned on the lower surface of the wing, workers need to lift the heads after approaching and lift the hands for construction, and marking work is carried out for a long time, so that the physical load of the workers is greatly increased. From the human factor analysis, easily lead to the worker to produce tired to a large amount of repetitiveness work, easily lead to the worker to lose interest and tolerance, probably have the mark mistake, the wrong order installation fuel tank is close to apron fastening screw, can make apron leakproofness deterioration, takes place the fuel tank fuel leakage accident in the operation, influences flight operation safety.
Disclosure of Invention
Accordingly, it is necessary to provide an auxiliary tool for mounting an aircraft fuel tank cover plate, which is suitable for the problems of laborious mounting and easy occurrence of erroneous mounting of the aircraft fuel tank cover plate.
An aircraft fuel tank deck installation aid, the aircraft fuel tank deck installation aid comprising: the limiting frame is of an annular structure with an inner through hole, the limiting frame is provided with a plurality of marking parts, the marking parts are circumferentially arranged along the periphery of the limiting frame, and the limiting frame is used for pressing the fuel tank cover plate of the aircraft on the lower surface of the wing of the aircraft; the installation otic placodes, the installation otic placodes sets up the both sides of spacing frame, the installation otic placodes is used for with spacing frame connects on the wing lower surface.
In one embodiment, the limiting frame comprises a first frame unit and a second frame unit, the first frame unit and the second frame unit are of a semicircular ring structure with an opening, the opening end of the first frame unit is movably connected with the opening end of the second frame unit, and the first frame unit and the second frame unit are connected to form the circular ring structure.
In one embodiment, the first frame unit and the second frame unit are connected by a flexible transparent belt.
In one embodiment, the thickness of the limiting frame is 1mm-3mm.
In one embodiment, the material of the limiting frame is a plastic material.
In one embodiment, the mounting ear plate is provided with a sucker, and the mounting ear plate is in adsorptive connection with the lower surface of the wing through the sucker.
In one embodiment, the mounting ear plate is provided with a tape, and the mounting ear plate is adhesively connected with the lower surface of the wing through the tape.
In one embodiment, the marking part is a number mark, the limit frame is defined with a number arrangement sequence, and the number marks are distributed on the limit frame from small to large according to the number arrangement sequence.
In one embodiment, the aircraft fuel tank cover plate is provided with a plurality of threaded holes, and the plurality of marking parts and the plurality of threaded holes are arranged in a one-to-one correspondence.
In one embodiment, the number labels have a fluorescent layer applied thereto.
The utility model provides an auxiliary tool for installing an aircraft fuel tank cover plate, which can reduce the required construction time by 30% without marking when workers use the auxiliary tool to install the aircraft fuel tank close to the cover plate, reduce the physical load of the workers on the work, effectively eliminate the condition of manual wrong marking of the sequence of installing screws, improve the construction quality, ensure the tightness of the fuel tank cover plate and promote the operation safety of the aircraft.
Drawings
FIG. 1 is a working diagram of an aircraft fuel tank cover plate installation auxiliary tool provided by the utility model;
FIG. 2 is a block diagram of an embodiment of an aircraft fuel tank deck installation aid provided by the present utility model;
FIG. 3 is a diagram of a second embodiment of an aircraft fuel tank deck installation aid according to the present utility model.
Reference numerals:
1-a limiting frame;
2-mounting an ear plate;
3-a marking part;
4-a flexible transparent tape;
5-sucking discs;
6-sticking adhesive tape;
7-lower wing surface;
8-aircraft fuel cover plate;
9-tightening the screw.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1, fig. 1 shows an auxiliary tool for installing an aircraft fuel tank cover plate 8 in an embodiment of the present utility model, and an auxiliary tool for installing an aircraft fuel tank cover plate 8 provided in an embodiment of the present utility model includes: the limiting frame 1 is of an annular structure with an inner through hole, the limiting frame 1 is provided with a plurality of marking parts 3, the marking parts 3 are circumferentially arranged along the periphery of the limiting frame 1, and the limiting frame 1 is used for pressing an aircraft fuel tank cover plate 8 on the lower surface 7 of an aircraft wing; the installation otic placode 2, the installation otic placode 2 sets up the both sides of spacing frame 1, the installation otic placode 2 is used for with spacing frame 1 is connected on the wing lower surface 7.
In this embodiment, the auxiliary tool for installing the aircraft fuel tank cover plate 8 comprises the limiting frame 1, and in the installation process of the aircraft fuel tank cover plate 8, the limiting frame 1 in the auxiliary tool is used for limiting the displacement of the cover plate on the lower surface 7 of the aircraft wing, so that the cover plate cannot fail to be installed due to displacement before being installed on the lower surface 7 of the aircraft wing, and the complicated process of manually pasting a circle of paper adhesive tape around the cover plate to limit can be replaced, so that the whole installation process is accurate, quick and convenient.
In this embodiment, the auxiliary tool for mounting the aircraft fuel tank cover plate 8 further comprises mounting lugs 2, the mounting lugs 2 are arranged on two sides of the limiting frame 1, when the auxiliary tool is used, the cover plate is pressed on the lower surface 7 of the aircraft wing by using the limiting frame 1, and then the limiting frame 1 is fixed by using the mounting lugs 2, so that the whole auxiliary tool for mounting the aircraft fuel tank cover plate 8 can firmly limit the cover plate at the aircraft fuel tank opening, and then the aircraft fuel tank cover plate 8 is conveniently mounted at the aircraft fuel tank opening by using fastening screws 9.
In this embodiment, be provided with on spacing frame 1 and mark portion 3, this mark portion 3 encircles spacing frame 1 setting, mark portion 3's position is according to the aircraft producer maintenance manual requirement of corresponding aircraft and mark the installation sequence number and arrange, this mark portion 3 is used for marking the installation sequence of apron fastening screw 9, set up this mark portion 3 for the workman is at the installation apron in-process, can directly install fastening screw 9 according to marking of mark portion 3, need not the mode of using manual mark, not only improved installation effectiveness, guaranteed the precision of installation moreover, avoided because the tired out and the installation mistake that produces under a large amount of repetitive labor.
In this embodiment, an auxiliary tool for installing an aircraft fuel tank cover plate 8 is provided, so that when workers use the auxiliary tool to install the aircraft fuel tank close to the cover plate, the required construction time can be reduced by 30% without marking, the physical load of the workers on the work is reduced, the condition that the sequence of installing screws is manually mismarked is effectively eliminated, the construction quality is improved, the tightness of the fuel tank cover plate is ensured, and the operation safety of the aircraft is improved.
In one embodiment, the limiting frame 1 includes a first frame unit and a second frame unit, where the first frame unit and the second frame unit are in a semicircular ring structure with an opening, the opening end of the first frame unit is movably connected with the opening end of the second frame unit, and the first frame unit and the second frame unit are connected to form a circular ring structure.
In this embodiment, the spacing frame 1 comprises first frame unit and second frame unit, and wherein, first frame unit and second frame unit size shape are equal to first frame unit and second frame unit are semicircle ring structure, but first frame unit and second frame unit's opening part carries out swing joint, make the spacing frame 1 that comprises first frame unit and second frame unit can fold, more do benefit to the accomodate.
In one of the embodiments, the first frame unit and the second frame unit are connected by a flexible transparent belt 4.
In this embodiment, the connection manner of the first frame unit and the second frame unit is not limited, and may be any connection manner capable of movably connecting the first frame unit and the second frame unit, for example: using a flexible transparent tape 4 connection, etc.
In one embodiment, the thickness of the limiting frame 1 is 1mm-3mm.
In this embodiment, the thickness of the limiting frame 1 is not limited, and may be any thickness capable of firmly limiting the aircraft fuel tank cover plate 8 at the aircraft fuel tank opening, for example: 1mm, 2mm, 3mm, etc.
In one embodiment, the material of the limiting frame 1 is a plastic material.
In this embodiment, the material of the limiting frame 1 is not limited, and may be any material capable of firmly limiting the aircraft fuel tank cover plate 8 at the opening of the aircraft fuel tank, for example: plastic, acrylic plate, etc.
In one embodiment, the mounting ear plate 2 is provided with a suction cup 5, and the mounting ear plate 2 is in suction connection with the lower surface 7 of the wing through the suction cup 5.
In this embodiment, as shown in fig. 2, the mounting ear plate 2 is provided with a plurality of suction cups 5, and the specific number of suction cups 5 is not limited, and may be any number that can enable the mounting ear plate 2 to be stably attached to the lower surface 7 of the aircraft wing, for example: 2, 4, etc.
In this embodiment, the connection manner of the mounting ear plate 2 and the lower surface 7 of the aircraft wing is not limited, and may be any manner capable of stable connection, such as: suction cups 5 and the like are used.
In one embodiment, the mounting ear plate 2 is provided with a tape 6, and the mounting ear plate 2 is adhesively connected with the lower surface 7 of the wing through the tape 6.
In this embodiment, as shown in fig. 2, the mounting ear plate 2 is provided with a plurality of adhesive tapes 6, and the specific usage amount of the adhesive tapes 6 is not limited, and may be any usage amount that can enable the mounting ear plate 2 to be stably attached to the lower surface 7 of the aircraft wing, for example: 2, 4, etc.
In this embodiment, the connection manner of the mounting ear plate 2 and the lower surface 7 of the aircraft wing is not limited, and may be any manner capable of stable connection, such as: adhesive tape 6 or the like is used.
In one embodiment, the indication part 3 is a number label, the spacing frame 1 is defined with a number arrangement sequence, and the number labels are distributed on the spacing frame 1 from small to large according to the number arrangement sequence.
In the above embodiment, the marking portion 3 is a number, and the order of the number is shown in fig. 1, and the central axis position of the limiting frame 1 is the starting position, and the center point of the limiting frame 1 is the symmetry point, and a plurality of the number are arranged in the order of central symmetry alternation, taking the requirement of the maintenance manual of the aircraft manufacturer of the B737 aircraft as an example;
in one embodiment, the aircraft fuel tank cover plate 8 is provided with a plurality of threaded holes, and the plurality of marking parts 3 are arranged in one-to-one correspondence with the plurality of threaded holes.
In this embodiment, the aircraft fuel tank cover plate 8 is provided with a plurality of threaded holes, the plurality of marking parts 3 are arranged in one-to-one correspondence with the plurality of threaded holes, and after the cover plate is limited at the aircraft fuel tank opening by the aircraft fuel tank cover plate 8 installation auxiliary tool, the fastening screw 9 is installed in the threaded holes according to the sequence of the digital marks, so that the cover plate can be quickly and accurately installed at the aircraft fuel tank opening.
In one embodiment, the number labels have a fluorescent layer applied thereto.
In the embodiment, the fluorescent layer is arranged on the digital label, so that a worker can clearly see the digital label in a dim-light operation scene, normal operation is ensured, and the use scene of the auxiliary tool for installing the aircraft fuel tank cover plate 8 provided by the utility model is more comprehensive.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. An aircraft fuel tank deck installation aid, characterized in that the aircraft fuel tank deck installation aid comprises:
the limiting frame is of an annular structure with an inner through hole, the limiting frame is provided with a plurality of marking parts, the marking parts are circumferentially arranged along the periphery of the limiting frame, and the limiting frame is used for pressing the fuel tank cover plate of the aircraft on the lower surface of the wing of the aircraft;
the installation otic placodes, the installation otic placodes sets up the both sides of spacing frame, the installation otic placodes is used for with spacing frame connects on the wing lower surface.
2. The aircraft fuel tank cover mounting aid of claim 1, wherein,
the limiting frame comprises a first frame unit and a second frame unit, wherein the first frame unit and the second frame unit are of a semicircular ring structure with an opening, the opening end of the first frame unit is movably connected with the opening end of the second frame unit, and the first frame unit and the second frame unit are connected to form the circular ring structure.
3. The aircraft fuel tank cover mounting aid of claim 2, wherein,
the first frame unit and the second frame unit are connected through a flexible transparent belt.
4. The aircraft fuel tank cover mounting aid of claim 1, wherein,
the thickness of the limiting frame is 1mm-3mm.
5. The aircraft fuel tank cover mounting aid of claim 1, wherein,
the limiting frame is made of plastic.
6. The aircraft fuel tank cover mounting aid of claim 1, wherein,
the mounting ear plate is provided with a sucker, and the mounting ear plate is in adsorptive connection with the lower surface of the wing through the sucker.
7. The aircraft fuel tank cover mounting aid of claim 1, wherein,
the mounting ear plate is provided with an adhesive tape, and the mounting ear plate is connected with the lower surface of the wing in an adhesive mode through the adhesive tape.
8. The aircraft fuel tank cover mounting aid of claim 1, wherein,
the marking part is provided with a digital mark number, the limiting frame is limited with a digital arrangement sequence, and the digital mark numbers are distributed on the limiting frame from small to large according to the digital arrangement sequence.
9. The aircraft fuel tank cover mounting aid of claim 8, wherein,
the aircraft fuel tank cover plate is provided with a plurality of threaded holes, and the marking parts and the threaded holes are correspondingly arranged one to one.
10. The aircraft fuel tank cover mounting aid of claim 9, wherein,
the number labels have a fluorescent layer applied thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320297525.0U CN219337567U (en) | 2023-02-23 | 2023-02-23 | Auxiliary tool for mounting aircraft fuel tank cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320297525.0U CN219337567U (en) | 2023-02-23 | 2023-02-23 | Auxiliary tool for mounting aircraft fuel tank cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219337567U true CN219337567U (en) | 2023-07-14 |
Family
ID=87077599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320297525.0U Active CN219337567U (en) | 2023-02-23 | 2023-02-23 | Auxiliary tool for mounting aircraft fuel tank cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219337567U (en) |
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2023
- 2023-02-23 CN CN202320297525.0U patent/CN219337567U/en active Active
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