Wingtip winglet lampshade

Abstract

The utility model belongs to the technical field of installation of winglet lampshades of civil aircrafts, and discloses a winglet lampshade. The winglet lampshade comprises a lampshade body, a mounting bracket and a detachable fastener, the mounting bracket comprises a first mounting part and a second mounting part, the first mounting part and the second mounting part are integrally formed, the first mounting part is connected to a winglet leading edge skin, and the second mounting part is connected to the lampshade body; the detachable fastener is connected to the lampshade body and the second installation part so that the lampshade body can be detachably connected to the second installation part. Through the arrangement of the mounting bracket, the structure of the mounting bracket is simpler and more reliable, and the relative positions of the winglet leading edge skin, the first mounting part and the second mounting part are kept unchanged. Besides, in the process of replacing the lampshade body, due to the fact that the position of the second installation part is kept unchanged, the trouble that a new lampshade body is aligned with an assembly point on the second installation part again can be avoided, and then the replacing efficiency of the lampshade body is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to civil aircraft wing tip winglet lampshade mounting technical field, especially wing tip winglet lampshade. BACKGROUND

[0002] When the aircraft flies in high altitude, wing tip winglet is located on the wing tip of the wing, and the wing tip winglet plays a role in reducing induced drag, which makes the wing tip winglet belong to the vulnerable component on the wing, and the winglet lampshade also often damages or is damaged due to wind erosion, collision with the boarding bridge and other reasons, and needs to be replaced in time.

[0003] At present, the mainstream civil passenger plane on the market usually adopts a combined lampshade support to fix and install the winglet lampshade on the wing tip winglet, and the combined lampshade support comprises a longitudinal partition plate connected with a winglet front beam, a transverse rib connected with the longitudinal partition plate and an L-shaped support for connecting the longitudinal partition plate and the winglet front beam. However, the existing combined lampshade support has the problem of difficult assembly on the wing tip winglet, and the winglet lampshade is forced to assemble between the combined lampshade supports, which causes the prefabricated hole on the new winglet lampshade to be unable to align with the mounting hole on the combined lampshade support when the winglet lampshade is replaced, so that the interchangeability of the winglet lampshade cannot be realized, and the efficiency and cost of airline operation and maintenance are greatly affected.

[0004] Based on the above, there is an urgent need for a wing tip winglet lampshade to solve the problems in the prior art. INVENTION CONTENTS

[0005] The utility model aims at providing a wing tip winglet lampshade, which can realize the interchangeability of the winglet lampshade, improve the efficiency of winglet lampshade maintenance and replacement, and thus reduce the operation and maintenance cost.

[0006] To achieve this purpose, the utility model adopts the following technical scheme:

[0007] The wing tip winglet lampshade comprises a lampshade body, a mounting support, the mounting support comprising a first mounting part and a second mounting part, the first mounting part and the second mounting part being integrally formed, the first mounting part being connected to the wing tip winglet leading edge skin, and the second mounting part being connected to the lampshade body, and a detachable fastener connected to the lampshade body and the second mounting part, so that the lampshade body can be detachably connected to the second mounting part.

[0008] As a preferred, the mounting support is in a stepped structure, the second mounting part is protrusively arranged on the first mounting part, and the first mounting part has a lap joint part.

[0009] The wing tip winglet leading edge skin is provided with a mounting hole, the overlap portion is connected to the bottom of the opening of the mounting hole, and the second mounting portion is exposed to the mounting hole.

[0010] Preferably, the detachable fastener comprises a first detachable connection structure and a second detachable connection structure, the first detachable connection structure is connected to the lampshade body and the second mounting portion, and the second detachable connection structure is connected to the wing tip winglet leading edge skin and the overlap portion.

[0011] Preferably, along the preset direction, each of the opposite ends of the first mounting portion is provided with an overlap portion;

[0012] The first mounting portion further has an abutting portion, the two sides of one overlap portion are connected to the two sides of another overlap portion through an abutting portion, so that the horizontal projection shape of the first mounting portion is annular, the overlap portion and the abutting portion are simultaneously connected to the bottom of the opening of the mounting hole, and the overlap portion and the abutting portion are connected to the wing tip winglet leading edge skin through the second detachable connection structure.

[0013] Preferably, the horizontal projection shape of the second mounting portion is annular, and a plurality of first detachable connection structures are arranged on the second mounting portion in the circumferential direction.

[0014] Preferably, the mounting bracket further comprises a first web plate, the two sides of the first web plate are fixedly connected to the first mounting portion and the second mounting portion, so as to improve the structural strength and rigidity of the mounting bracket.

[0015] Preferably, the mounting bracket further comprises a second web plate, the two sides of the second web plate are fixedly connected to the first mounting portion and the second mounting portion, and along the preset direction, the first web plate and the second web plate are arranged at the two ends of the mounting hole.

[0016] Preferably, the mounting bracket further comprises a rib plate, one end of the rib plate is fixedly connected to the first web plate, and the other end of the rib plate is fixedly connected to the second web plate.

[0017] Preferably, the mounting bracket further comprises a support panel fixedly arranged on the second mounting portion, the support panel is exposed to the mounting hole, and a wire hole is formed through the support panel.

[0018] Preferably, the detachable fastener comprises a locking bolt and a nut block, the lampshade body is provided with a first through hole, the second mounting portion is provided with a second through hole, the locking bolt is arranged through the first through hole and the second through hole and is threadedly connected to the nut block.

[0019] The utility model discloses beneficial effect:

[0020] The embodiment provides a wing tip winglet lampshade, including lampshade body, mounting support and detachable fastener, mounting support first installation department and second installation department, first installation department and second installation department integral molding, first installation department is connected on wing tip winglet leading edge skin, and second installation department is connected to lampshade body, and lampshade body is detachably connected to second installation department through detachable fastener. The mounting support of integral molding setting can reduce the complexity of production and manufacture, make the structure of mounting support more simple and reliable, make the relative position between wing tip winglet leading edge skin, first installation department and second installation department remain unchanged. In addition, in the process of replacing lampshade body, since the position of second installation department remains unchanged, the trouble of repositioning of the assembly point position of new lampshade body and second installation department is avoided, thereby ensuring that new lampshade body can be fixed correctly, reducing installation error, and further improving the replacement efficiency, operation and maintenance efficiency of lampshade body, and reducing operation and maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the assembly schematic drawing of wing tip winglet lampshade provided by the utility model embodiment;

[0022] Figure 2 It is the explosion drawing of wing tip winglet lampshade provided by the utility model embodiment;

[0023] Figure 3 It is the structure schematic drawing of mounting support under first visual angle provided by the utility model embodiment;

[0024] Figure 4 It is the partial structure explosion drawing of wing tip winglet lampshade provided by the utility model embodiment;

[0025] Figure 5 It is the structure schematic drawing of mounting support under second visual angle provided by the utility model embodiment;

[0026] Figure 6 It is the structure schematic drawing of mounting support under third visual angle provided by the utility model embodiment.

[0027] In the drawing:

[0028] 100, wing tip winglet lampshade; 200, wing tip winglet leading edge skin;

[0029] 110, lampshade body; 1101, first through hole;

[0030] 120, mounting bracket; 121, first mounting portion; 1211, lapping portion; 1212, abutting portion; 122, second mounting portion; 1221, second through hole; 123, support panel; 1231, wire bundling hole; 124, first web; 125, second web; 126, rib plate;

[0031] 130, detachable fastener; 1301, locking bolt. DETAILED DESCRIPTION

[0032] The utility model will be described in further detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.

[0033] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] In the utility model, unless otherwise explicitly specified and limited, the first feature "on" or "below" the second feature can include that the first and second features are in direct contact, or the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0035] In the description of the embodiment, the terms "up", "down", "right", "left" and other orientation or position relationship are based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the utility model. In addition, the terms "first", "second" are only used to distinguish in description, and have no special meaning.

[0036] The utility model discloses an embodiment discloses a wing tip winglet lampshade 100 mainly suitable for civil aircraft, is installed on wing tip winglet leading edge skin 200, is used for protecting the lamp, makes the lamp not be influenced by outside environment, prolongs its service life. Figure 1 、 Figure 2 , wing tip winglet lampshade 100 mainly includes lampshade body 110, mounting bracket 120 and detachable fastener 130. Mounting bracket 120 is connected on wing tip winglet leading edge skin 200, and lampshade body 110 is connected to mounting bracket 120 through detachable fastener 130, so that lampshade body 110 can be detachably connected to second mounting portion 122, so that lampshade body 110 can be replaced in time when being damaged or broken.

[0037] In order to realize the interchangeability of the winglet lampshade, improve the efficiency of winglet lampshade maintenance and replacement, reduce the maintenance difficulty and operation and maintenance cost, referring to Figure 3 、 Figure 4 , mounting bracket 120 includes first mounting portion 121 and second mounting portion 122, and first mounting portion 121 and second mounting portion 122 can be integrally formed by stamping, injection molding, 3D printing or casting, and the utility model is not limited to this, wherein first mounting portion 121 is connected to wing tip winglet leading edge skin 200, second mounting portion 122 is connected to lampshade body 110, detachable fastener 130 is connected to lampshade body 110 and second mounting portion 122, so that lampshade body 110 can be detachably connected to second mounting portion 122.

[0038] The mounting bracket 120 integrally formed as above can save the assembly steps and machined parts in the existing combined lampshade bracket, thereby reducing the complexity of production and manufacturing of the mounting bracket 120, making the structure of the mounting bracket 120 simpler and more reliable, and keeping the relative positions between the wing tip winglet leading edge skin 200, the first mounting portion 121 and the second mounting portion 122 unchanged. In addition, during the replacement of the lampshade body 110, the lampshade body 110 can be removed from the mounting bracket 120 by only removing the detachable fastener 130, which is not only convenient, but also avoids the trouble of repositioning the assembly points of the new lampshade body 110 and the second mounting portion 122, thereby ensuring the correct fixation of the new lampshade body 110, reducing the installation error, and further improving the replacement efficiency and operation and maintenance efficiency of the lampshade body 110, and reducing the operation and maintenance cost.

[0039] Referring to Figure 2 、 Figure 3The first mounting portion 121 is protruding from the second mounting portion 122, so that the mounting bracket 120 has a stepped structure, and an overlapping portion 1211 is provided at the edge of the first mounting portion 121. In addition, a mounting hole 201 is provided on the winglet leading edge skin 200. When the overlapping portion 1211 is overlapped and connected to the bottom of the opening of the mounting hole 201, the second mounting portion 122 can be exposed from the mounting hole 201. During assembly, the mounting bracket 120 is first fixedly mounted on the bottom surface of the winglet leading edge skin 200, and then the lamp is passed through the mounting hole 201 and the matching holes on the mounting bracket 120 and fixedly connected to the mounting bracket 120. Finally, the lampshade body 110 is fixed to the exposed second mounting portion 122 by the detachable fastener 130, and the lamp is shielded and covered.

[0040] Through the above-mentioned arrangement, the installation position of the mounting bracket 120 can be adjusted from the top surface of the winglet leading edge skin 200 to the bottom surface of the winglet leading edge skin 200, thereby reducing the installation height of the winglet lamp cover 100 on the winglet leading edge skin 200, which not only further reduces the probability of the winglet lamp cover 100 colliding with the external environment and extends the service life, but also optimizes the external shape of the winglet, making it more beautiful and safe.

[0041] In this embodiment, the structure of the first mounting portion 121 is similar to a saddle structure to match the shape of the winglet leading edge skin 200. Figure 3 、 Figure 5 , along the preset direction ( Figure 3 ), a lap joint 1211 is provided at each of the opposite ends of the first mounting portion 121. Furthermore, the first mounting portion 121 further includes an abutment portion 1212. The two sides of one lap joint 1211 are connected to the two sides of the other lap joint 1211 via an abutment portion 1212, respectively, so that the horizontal projection of the first mounting portion 121 is annular. When the two lap joints 1211 are abutted and connected to the bottom of the opening of the mounting hole 201, the two abutment portions 1212 are also abutted and connected to the bottom of the opening of the mounting hole 201. This effectively increases the connection area between the first mounting portion 121 and the winglet leading edge skin 200, thereby improving the connection stability between the mounting bracket 120 and the winglet leading edge skin 200. This further ensures that the relative position between the assembly point on the second mounting portion 122 and the winglet leading edge skin 200 remains unchanged, further reducing the probability of installation errors between the new lampshade body 110 and the second mounting portion 122.

[0042] The detachable fastener 130 comprises a first detachable connecting structure and a second detachable connecting structure, wherein the first detachable connecting structure is connected to the lamp cover body 110 and the second mounting portion 122, and the second detachable connecting structure is connected to the winglet leading edge skin 200 and the lap joint portion 1211. By also setting the assembly mode between the winglet leading edge skin 200 and the first mounting portion 121 as detachable, the maintenance personnel can also conveniently maintain, maintain and replace the mounting bracket 120, so that the use reliability of the mounting bracket 120 is higher, and the action of the second detachable connecting structure can ensure that the assembly point between the first mounting portion 121 and the winglet leading edge skin 200 can remain consistent when the mounting bracket 120 is reinstalled subsequently, so as to also achieve the effect of ensuring that the relative position between the winglet leading edge skin 200 and the reinstalled mounting bracket 120 remains unchanged, while ensuring the assembly efficiency.

[0043] It should be noted that the lap joint portion 1211 and the abutting portion 1212 are both provided with the second detachable connecting structure, so as to ensure the high connection stability between the mounting bracket 120 and the winglet leading edge skin 200.

[0044] The horizontal projection shape of the second mounting portion 122 is also annular, and a plurality of first detachable connecting structures are arranged on the second mounting portion 122 in the circumferential direction, so as to meet the connection strength requirement between the lamp cover body 110 and the mounting bracket 120, and the number of the first detachable connecting structures and the second detachable connecting structures is not limited in the embodiment.

[0045] Exemplarily, referring to Figure 3 to Figure 5 In the embodiment, the first detachable connecting structure comprises a locking bolt 1301 and a nut block, the lamp cover body 110 is provided with a first through hole 1101, the second mounting portion 122 is provided with a second through hole 1221, the locking bolt 1301 is arranged in the first through hole 1101 and the second through hole 1221 and is threadedly connected to the nut block, so as to realize the detachable assembly between the lamp cover body 110 and the second mounting portion 122. In other embodiments, the nut block can be fixed on the second mounting portion 122 by welding, so as to prevent the nut block and the second mounting portion 122 from being loose and causing the connection strength between the lamp cover body 110 and the mounting bracket 120 to decrease. It should be noted that the second detachable connecting structure and the first detachable connecting structure are the same in structure and similar in action in the embodiment, and thus the second detachable connecting structure will not be described again.

[0046] Reference Figure 3The mounting bracket 120 further comprises a support panel 123 fixed on the second mounting portion 122, the support panel 123 is also exposed to the mounting hole 201, and a wire harness hole 1231 is formed through the support panel 123. In this way, when the lamp is arranged on the mounting bracket 120, the wire harness on the lamp can be concentrated through the wire harness hole 1231 and connected to the power supply device arranged on the wing along the bottom surface of the winglet leading edge skin 200, thereby effectively avoiding the phenomenon of disordered wire harness in the winglet lampshade 100, improving the overall appearance of the winglet, reducing the risk of wire harness abrasion and damage, and improving safety.

[0047] With reference to Figure 6 The mounting bracket 120 further comprises a first web plate 124, the two sides of the first web plate 124 are fixedly connected to the first mounting portion 121 and the second mounting portion 122 respectively, so as to improve the structural strength and rigidity of the mounting bracket 120 by the support of the first web plate 124, and prevent the first mounting portion 121 and the second mounting portion 122 from being deformed by wrinkling. In the embodiment, two first web plates 124 are arranged between the first mounting portion 121 and the second mounting portion 122 along the preset direction.

[0048] With reference to Figure 6 The mounting bracket 120 further comprises a second web plate 125, the two sides of the second web plate 125 are fixedly connected to the first mounting portion 121 and the second mounting portion 122 respectively, and the first web plate 124 and the second web plate 125 are arranged at the two ends of the mounting hole 201 along the preset direction, so as to further improve the structural stability of the mounting bracket 120 by the cooperation of the first web plate 124 and the second web plate 125, thereby further ensuring that the geometric shape of the first mounting portion 121 and the second mounting portion 122 is not easily deformed by external force, and further improving the service life of the mounting bracket 120 and reducing the operation and maintenance cost.

[0049] With reference to Figure 6 The mounting bracket 120 further comprises a rib plate 126, the two ends of the rib plate 126 are fixedly connected to the first web plate 124 and the second web plate 125 respectively, and the rib plate 126 can provide support between the first web plate 124 and the second web plate 125, thereby effectively improving the bending deformation resistance of the first web plate 124 and the second web plate 125, and further improving the strength and rigidity of the mounting bracket 120, and the mounting bracket 120 is more stable.

[0050] Preferably, the rib plate 126, the support panel 123, the first web plate 124, the second web plate 125, the first mounting portion 121 and the second mounting portion 122 are integrally formed, so as to improve the forming efficiency and forming quality of the mounting bracket 120, to help improve the strength and rigidity of the mounting bracket 120, to reduce the manufacturing cost, to enhance the use durability, and to help improve the alignment efficiency of the lampshade body 110 and the mounting bracket 120, to reduce the installation error, and to make the replacement efficiency of the lampshade body 110 meet the actual demand.

[0051] In the description of the present specification, the description referring to the terms "some embodiments", "other embodiments", and the like means that the specific features, structures, materials or characteristics described in connection with the embodiments or examples are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] Obviously, the above embodiments of the present application are only examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, various obvious changes, re-adjustments and substitutions can be made without departing from the protection scope of the present application. Here, it is not necessary and impossible to enumerate all the implementation modes. Any modification, equivalent substitution and improvement within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims

1. A wing tip winglet light cover characterized by, The utility model relates to a kind of wingtip light covers, including: Lampshade body (110); Mounting bracket (120), the first installation part (121) and the second installation part (122) are integrally formed, the first installation part (121) is connected on wingtip small wing leading edge skin (200), the second installation part (122) is connected on the lampshade body (110);The second installation part (122) is protrudingly arranged on the first installation part (121), and the first installation part (121) has overlap portion (1211); Detachable fastener (130), the lampshade body (110) is detachably connected to the second installation part (122) by being connected on the lampshade body (110) and the second installation part (122).

2. The wing tip winglet light cover of claim 1, wherein, The mounting bracket (120) is in stepped structure, the second installation part (122) is protrudingly arranged on the first installation part (121), and the first installation part (121) has overlap portion (1211); The wingtip small wing leading edge skin (200) is provided with mounting hole (201), the overlap portion (1211) is connected to the bottom of the opening of the mounting hole (201), and the second installation part (122) is arranged outside the mounting hole (201).

3. The wing tip winglet light cover of claim 2, wherein, The detachable fastener (130) includes first detachable connection structure and second detachable connection structure, the first detachable connection structure is connected on the lampshade body (110) and the second installation part (122), and the second detachable connection structure is connected on the wingtip small wing leading edge skin (200) and the overlap portion (1211).

4. The wing tip winglet light cover of claim 3, wherein, Along the preset direction, the opposite ends of the first installation part (121) are each provided with the overlap portion (1211); The first installation part (121) also has abutting portion (1212), and the two sides of one overlap portion (1211) are connected to the two sides of another overlap portion (1211) by one abutting portion (1212), so that the horizontal projection shape of the first installation part (121) is annular, the overlap portion (1211) and the abutting portion (1212) are simultaneously connected to the bottom of the opening of the mounting hole (201), and the overlap portion (1211) and the abutting portion (1212) are connected to the wingtip small wing leading edge skin (200) by the second detachable connection structure.

5. The wing tip winglet light cover of Claim 4, wherein, The horizontal projection shape of the second installation part (122) is annular, and a plurality of first detachable connection structures are arranged on the second installation part (122) along the circumferential direction.

6. The wing tip winglet light cover of claim 5, wherein, The mounting bracket (120) further includes first web (124), and the two sides of the first web (124) are fixedly connected to the first installation part (121) and the second installation part (122), so as to improve the structural strength and rigidity of the mounting bracket (120).

7. The wing tip winglet light cover of claim 6, wherein, The mounting bracket (120) further comprises a second web plate (125) fixedly connected to the first mounting portion (121) and the second mounting portion (122) on both sides, and the first web plate (124) and the second web plate (125) are arranged at both ends of the mounting hole (201) in the preset direction.

8. The wing tip winglet light cover of claim 7, wherein, The mounting bracket (120) further comprises a rib plate (126) fixedly connected to the first web plate (124) on one end and fixedly connected to the second web plate (125) on the other end.

9. The winglet tip-shroud light cover of claim 5, wherein, The mounting bracket (120) further comprises a support panel (123) fixedly arranged on the second mounting portion (122), the support panel (123) is arranged outside the mounting hole (201), and a wire hole (1231) is arranged through the support panel (123).

10. The wing tip winglet lens cover according to any one of claims 1-9, wherein, The detachable fastener (130) comprises a locking bolt (1301) and a nut block, the lamp cover body (110) is provided with a first through hole (1101), the second mounting portion (122) is provided with a second through hole (1221), the locking bolt (1301) is arranged through the first through hole (1101) and the second through hole (1221), and is threadedly connected to the nut block.

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