High-pressure bottle multi-layer mounting device based on aircraft panel

Abstract

The utility model belongs to the technical field of aviation structures, and discloses a high-pressure bottle multi-layer installation device based on an aircraft panel, in particular to a multi-layer square frame structure, each layer of square frame structure is provided with at least one high-pressure bottle placing opening, the high-pressure bottle placing opening is an arc notch formed by aligning two non-adjacent edges of a square frame, and the arc notch is provided with a plurality of grooves. A bandage and a lock for fixing the bandage are arranged outside the arc notch; the two sides of the square frame structure at the bottom are attached to the inner sides of a left stringer and a right stringer of the aircraft panel to be mounted and fixed; the lower square frame structure and the upper square frame structure are connected through two same opposite sides. The high-pressure bottle mounting platform effectively solves the problem that the mounting position is limited due to insufficient course space of an airplane, adopts a plurality of layers of brackets, and fixes a high-pressure bottle by utilizing the detachable hoops and the supporting plates with the arc grooves. Based on the multi-layer installation platform, each layer can provide a plurality of installation positions.

Description

Technical Field

[0001] The utility model belongs to the technical field of aviation structures, and relates to an aircraft high-pressure bottle installation platform, in particular to a high-pressure bottle multi-layer installation device based on an aircraft wall plate. Background Art

[0002] Aircraft high-pressure bottles are one of the heavy objects that the aircraft uses to achieve certain functions or provide necessary gas for the crew. Common aircraft high-pressure bottles include oxygen bottles, nitrogen bottles, special object bottles, etc. High-pressure bottles are generally spherical bottles, gourd-shaped bottles or cylindrical bottles, with smooth outer surfaces and special installation positions, which are not conducive to fixed binding on the aircraft.

[0003] The common arrangement of high-pressure bottles is to lay them out in a single layer along the direction of the aircraft's heading, which takes up a large space and the space above the high-pressure bottles cannot be effectively utilized; or they can be tied to the side wall of the aircraft with straps, which can only be laid out in a single layer and also has the problem of taking up a large space. Utility Model Content

[0004] In order to solve the above problems, the utility model provides a multi-layer installation device for high-pressure bottles based on aircraft wall panels, which can install high-pressure bottles in three dimensions and meets the installation standard requirements for heavy objects in aircraft.

[0005] The technical solution of the utility model is as follows:

[0006] A multi-layer installation device for high-pressure bottles based on aircraft wall panels, specifically a multi-layer square frame structure, each layer of the square frame structure has at least one placement opening for the high-pressure bottle, the placement opening for the high-pressure bottle is an arc recess aligned on two non-adjacent sides of the square frame, and a strap and a lock for fixing the strap are arranged outside the arc recess; the two sides of the bottom square frame structure are installed and fixed in contact with the inner sides of the left and right long stringers of the aircraft wall panel; the lower square frame structure is connected to the upper square frame structure by using the same two opposite sides.

[0007] Furthermore, it also includes columns, which are arranged at the four vertices of the multi-layer square frame structure and serve as supporting and fixing structures for each layer of the square frame structure. Two of the columns are installed on the inner side of the left long girder one after the other, and the other two columns are installed on the inner side of the right long girder one after the other.

[0008] Furthermore, it includes a front web, a rear web and a partition, the front web and the rear web are vertically arranged between the left long girder and the right long girder, the front web is connected to the two columns on the front side, and the rear web is connected to the two columns on the rear side, forming the front and rear sides of the square frame structure, at least two partitions are arranged parallel to the left long girder and the right long girder, at least one partition is arranged between the two columns on the left side, and at least one partition is arranged between the two columns on the right side, and an arc recess is arranged on the partition.

[0009] Furthermore, it also includes triangular beams, wherein the vertical sides of the four triangular beams are respectively connected to the four columns, and the horizontal sides of the triangular beams are respectively connected to the inner side of the left long girder or the right long girder.

[0010] Furthermore, it also includes cross profiles, four of which are arranged perpendicular to the left long girder and the right long girder to strengthen the strength of the multi-layer square frame structure, two of which are respectively arranged between the two front columns and the two rear columns, supported on the inner sides of the front web and the rear web, and the other two cross profiles are respectively arranged between the front triangular beam and the rear triangular beam, supported on the outer sides of the front web and the rear web.

[0011] Furthermore, it also includes longitudinal profiles, which are respectively arranged between the two columns on the left and the two columns on the right, and are respectively supported on the inner sides of the left and right partitions. The outer sides of the left and right partitions are supported by the left long girder and the right long girder.

[0012] Furthermore, weight-reducing holes are provided on the front belly plate and the rear belly plate.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model proposes a double-layer installation device for a high-pressure bottle on an aircraft wall panel, which effectively solves the problem of limited installation position due to insufficient aircraft heading space. The installation platform adopts an N-layer bracket and uses a detachable clamp and a support plate with an arc groove to fix the high-pressure bottle.

[0015] 2. Based on the multi-layer installation platform, the utility model can provide M installation positions on each layer, and can simultaneously meet the installation requirements of N*M high-pressure tanks.

[0016] 3. The utility model has good stability, high space utilization, and is easy to maintain and replace, and solves the problems of existing high-pressure bottle bundling being insecure, large single-row space, and shaking of high-altitude installation brackets. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The attached drawings of the present invention take a 2-layer frame, each layer of the frame providing two installation interfaces for high-pressure bottles as an example, but the present invention is not limited to a 2-layer frame and 2 installation interfaces. The actual number of layers is determined according to the height of the aircraft cabin and the space reserved on the top, and the actual number of installation interfaces is also determined by the final length of the present invention.

[0018] Figure 1 is a schematic diagram of a mounting device of an embodiment;

[0019] Figure 2 A top view of the mounting device of the embodiment;

[0020] Figure 3 A connection diagram of the horizontal profiles, vertical profiles, columns and long girders of the embodiment;

[0021] Figure 4 The connection diagram of the partition, lock seat and strap of the embodiment

[0022] Figure 5 It is a structural schematic diagram of a single lock seat of an embodiment;

[0023] Figure 6 It is a structural schematic diagram of a double lock seat of an embodiment;

[0024] Among them: 1. wall panel, 2. left long girder, 3. right long girder, 4. left front triangular beam, 5. right front triangular beam, 6. left rear triangular beam, 7. right rear triangular beam, 8. front partition, 9. rear partition, 10. longitudinal partition, 11. column, 12. horizontal profile, 13 longitudinal profile, 14. single lock seat, 15. double lock seat, 16. strap, 17. anti-wear belt, 18. anti-wear gasket. DETAILED DESCRIPTION

[0025] This section is an embodiment of the present invention, which is used to explain and illustrate the technical solution of the present invention. In the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate directions or positional relationships based on the orientations or positional relationships in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or case referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implying the number of technical features indicated. Thus, features defined as "first", "second", etc. may explicitly or implicitly include more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be interpreted in a broad sense, for example, it can be a fixed connection, a detachable connection or an integrated connection; it can be a mechanical connection or a point connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0028] Embodiment 1:

[0029] A multi-layer installation device for high-pressure bottles based on aircraft wall panels, specifically a multi-layer square frame structure, each layer of the square frame structure has at least one placement opening for the high-pressure bottle, the placement opening for the high-pressure bottle is an arc recess aligned on two non-adjacent sides of the square frame, and a strap 16 and a lock for fixing the strap 16 are provided outside the arc recess; the two sides of the bottom square frame structure are installed and fixed in contact with the inner sides of the left long stringer 2 and the right long stringer 3 of the aircraft wall panel 1; the lower square frame structure is connected to the upper square frame structure by using the same two opposite sides.

[0030] It also includes columns 11. Four columns 11 are arranged at the four vertices of the multi-layer square frame structure and serve as a supporting and fixing structure for each layer of the square frame structure. Two of the columns 11 are installed one after the other on the inner side of the left long girder 2, and the other two columns 11 are installed one after the other on the inner side of the right long girder 3.

[0031] It includes a front web 8, a rear web 9 and a partition 10, the front web 8 and the rear web 9 are vertically arranged between the left long girder 2 and the right long girder 3, the front web 8 is connected to the two columns 11 on the front side, and the rear web 9 is connected to the two columns 11 on the rear side, forming the front and rear sides of the square frame structure, at least two partitions 10 are arranged parallel to the left long girder 2 and the right long girder 3, at least one partition 10 is arranged between the two columns 11 on the left side, and at least one partition 10 is arranged between the two columns 11 on the right side, and an arc notch is arranged on the partition 10.

[0032] It also includes triangular beams, the vertical sides of the four triangular beams are respectively connected to the four columns 11, and the horizontal sides of the triangular beams are respectively connected to the inner side of the left long girder 2 or the right long girder 3.

[0033] It also includes transverse profiles 12. Four transverse profiles 12 are arranged perpendicular to the left long girder 2 and the right long girder 3 to strengthen the strength of the multi-layer square frame structure. Two transverse profiles 12 are respectively arranged between the two front columns 11 and the two rear columns 11, and are supported on the inner sides of the front web 8 and the rear web 9. The other two transverse profiles 12 are respectively arranged between the triangular beam on the front side and the triangular beam on the rear side, and are supported on the outer sides of the front web 8 and the rear web 9.

[0034] It also includes longitudinal profiles 13, and two longitudinal profiles 13 are respectively arranged between the two columns 11 on the left and the two columns 11 on the right, and are respectively supported on the inner sides of the left partition 10 and the right partition 10. The outer sides of the left partition 10 and the right partition 10 are supported by the left long girder 2 and the right long girder 3.

[0035] The front web 8 and the rear web 9 are provided with weight-reducing holes.

[0036] Embodiment 2:

[0037] This embodiment takes a two-layer frame, each layer of the frame providing two installation interfaces for high-pressure bottles as an example, but the present invention is not limited to a two-layer frame and two installation interfaces. The actual number of layers is determined according to the height of the aircraft cabin and the space reserved on the top, and the actual number of installation interfaces is also determined by the final length of the present invention.

[0038] A double-layer installation device for a high-pressure bottle on an aircraft wall panel mainly comprises a wall panel 1, a left long stringer 2, a right long stringer 3, a left front triangular beam 4, a right front triangular beam 5, a left rear triangular beam 6, a right rear triangular beam 7, a front web 8, a rear web 9, four partitions 10, four columns 11, four horizontal profiles 12, two longitudinal profiles 13, eight single lock seats 14, four double lock seats 15, eight straps 16, eight anti-wear belts 17, and eight anti-wear pads 18.

[0039] The left front triangular beam 4, the right front triangular beam 5, the left rear triangular beam 6, and the right rear triangular beam 7 are triangular plates with flanges on both sides, and each of the webs has a lightening hole; the webs of the left front triangular beam 4 and the left rear triangular beam 6 are fixedly connected to the left long girder 1 by rivets, and the webs of the right front triangular beam 5 and the right rear triangular beam 7 are fixedly connected to the right long girder 2 by rivets; the vertical flanges of the left front triangular beam 4 and the right front triangular beam 5 are fixedly connected to the front web 8 by rivets; the vertical flanges of the left rear triangular beam 6 and the right rear triangular beam 7 are fixedly connected to the rear web 9 by rivets;

[0040] The left long girder 2 and the right long girder 3 are L-shaped profiles, and the bottom surface is fixedly connected to the wall panel 1; the vertical reinforcement surface of the left long girder 2 is respectively fixedly connected to the left front triangular beam 4, the partition 10 and the left rear triangular beam; the vertical reinforcement surface of the right long girder 3 is respectively fixedly connected to the right front triangular beam 5, the partition 10 and the right rear triangular beam 7;

[0041] The front web 8 and the rear web 9 are rectangular aluminum alloy plates, each with two lightening holes; the partitions 8 and 9 are respectively provided with back-to-back cross-sections 12;

[0042] The partition 10 is a metal plate with a flange, and has two notches on the upper part for placing the high-pressure tank 19. Each notch is a V-shaped structure with a circular arc bottom, and on the upper surface of each notch, there is an anti-wear pad 18 fixedly connected thereto;

[0043] The binding belt 16 has buckles fixed on both sides for use with the lock seat, and an anti-wear belt 17 fixedly connected in the middle;

[0044] The bottom plates of the single lock seat 14 and the double lock seat 15 are provided with connection holes for fixing and connecting with the upper flange of the partition plate 10 by bolts;

[0045] The transverse profile 12, longitudinal profile 13 and column 11 are all L-shaped profiles, one side of the transverse profile 12 is fixedly connected to the wall panel 1, and the other side is fixedly connected to the front web 8 or the rear web 9; the four columns 11 are respectively arranged at the four corners of the device, one side is fixedly connected to the partition 10, and the other side is fixedly connected to the front web 8 or the rear web 9.

[0046] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the field can easily think of various equivalent modifications or substitutions within the technical scope disclosed by the present invention, and these modifications or substitutions should all be covered within the protection scope of the present invention.

Claims

1. A multi-layer installation device for high-pressure bottles based on aircraft wall panels, characterized in that: Specifically, it is a multi-layer square frame structure, each layer of the square frame structure has at least one placement opening for a high-pressure bottle, the placement opening for the high-pressure bottle is an arc recess aligned on two non-adjacent sides of the square frame, and a strap (16) and a lock for fixing the strap (16) are provided outside the arc recess; the two sides of the bottom square frame structure are installed and fixed in contact with the inner sides of the left long stringer (2) and the right long stringer (3) of the aircraft wall panel (1); the lower square frame structure is connected to the upper square frame structure by using the same two opposite sides.

2. A multi-layer installation device for high-pressure bottles based on aircraft wall panels according to claim 1, characterized in that: It also includes columns (11), four columns (11) are arranged at four vertices of the multi-layer square frame structure and serve as a supporting and fixing structure for each layer of the square frame structure, two of the columns (11) are installed one after the other on the inner side of the left long girder (2), and the other two columns (11) are installed one after the other on the inner side of the right long girder (3).

3. A multi-layer installation device for high-pressure bottles based on aircraft wall panels according to claim 2, characterized in that: The invention comprises a front web (8), a rear web (9) and a partition (10), wherein the front web (8) and the rear web (9) are vertically arranged between a left long girder (2) and a right long girder (3), the front web (8) is connected to two upright posts (11) on the front side, and the rear web (9) is connected to two upright posts (11) on the rear side, so as to form the front and rear sides of the square frame structure, at least two partitions (10) are arranged parallel to the left long girder (2) and the right long girder (3), at least one partition (10) is arranged between the two upright posts (11) on the left side, and at least one partition (10) is arranged between the two upright posts (11) on the right side, and a circular arc notch is arranged on the partition (10).

4. The multi-layer installation device for high-pressure bottles based on aircraft wall panels according to claim 3 is characterized in that: It also comprises triangular beams, the vertical sides of the four triangular beams are respectively connected to the four upright posts (11), and the horizontal sides of the triangular beams are respectively connected to the inner side of the left long girder (2) or the right long girder (3).

5. The multi-layer installation device for high-pressure bottles based on aircraft wall panels according to claim 4 is characterized in that: It also includes transverse profiles (12), four transverse profiles (12) are arranged perpendicular to the left long girder (2) and the right long girder (3) to strengthen the strength of the multi-layer square frame structure, two of which are arranged between the two front columns (11) and the two rear columns (11) respectively, and supported on the inner sides of the front web (8) and the rear web (9), and the other two transverse profiles (12) are arranged between the triangular beam on the front side and the triangular beam on the rear side respectively, and supported on the outer sides of the front web (8) and the rear web (9).

6. The multi-layer installation device for high-pressure bottles based on aircraft wall panels according to claim 3 is characterized in that: It also includes longitudinal profiles (13), wherein two longitudinal profiles (13) are respectively arranged between the two upright posts (11) on the left and the two upright posts (11) on the right, and are respectively supported on the inner sides of the left partition (10) and the right partition (10), and the outer sides of the left partition (10) and the right partition (10) are supported by the left long girder (2) and the right long girder (3).

7. The multi-layer installation device for high-pressure bottles based on aircraft wall panels according to claim 3 is characterized in that: The front web (8) and the rear web (9) are provided with weight-reducing holes.

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