Quick buckling device used in narrow space of aircraft cabin

Abstract

The invention provides a rapid buckling device used in a narrow space of an aircraft cabin, the rapid buckling device comprises a fixed assembly and a detachable assembly, and the fixed assembly comprises a fixed shaft, a rotary sleeve and a clamping plate; the detachable assembly comprises a main body structure and a clamping structure; a slide way is arranged on the main body structure, the slide way is matched with the clamping plate in shape, and the slide way and the clamping plate can slide relatively. The rotating sleeve and the fixed shaft form a rotating pair, the clamping plate on the rotating sleeve can also rotate relative to the fixed shaft, and the clamping plate can be fixedly connected with the detachable assembly, so that the whole detachable assembly can rotate around the fixed shaft by a certain angle, and the detachable assembly can be connected with other equipment on an airplane; therefore, other equipment can be rapidly clamped in the narrow semi-closed space of the cabin, meanwhile, the aircraft can freely rotate in a limited angle range, the narrow semi-closed space in the aircraft is fully and reasonably utilized, and the utilization rate of the inner space of the aircraft is greatly increased.

Description

Technical Field

[0001] The invention relates to the technical field of aviation equipment, and in particular to a quick buckle device used in a narrow space of an aircraft cabin. Background Art

[0002] The airplane is one of the most important inventions in the early 20th century. Since its invention, the airplane has increasingly become an indispensable tool for modern civilization. It has profoundly changed and influenced people's lives and opened up the history of people conquering the blue sky. The internal space of aircraft and other aircraft is limited. How to reasonably and fully utilize the narrow space inside the aircraft cabin has become an urgent problem to be solved. Based on the above problems, the present invention proposes a quick buckle device for use in the narrow space of the aircraft cabin to achieve quick buckling in the narrow space. Summary of the invention

[0003] In view of this, an embodiment of the present invention provides a quick buckle device for use in a narrow space of an aircraft cabin to eliminate or improve one or more defects existing in the prior art.

[0004] The present invention provides a quick buckle device for use in a narrow space of an aircraft cabin, comprising: a fixed component and a detachable component, wherein the detachable component can slide on the fixed component along a first direction and can form a fixed connection with the fixed component;

[0005] The fixing assembly comprises a fixing shaft, a rotating sleeve and a clamping plate;

[0006] Wherein, the fixed shaft is used to pass through the wall surface of a narrow space, and the fixed shaft can be fixedly connected to the wall surface;

[0007] The rotating sleeve is rotatably sleeved on one end of the fixed shaft located outside the wall surface;

[0008] The clamping plate is fixedly connected to the rotating sleeve, and the plane where the clamping plate is located is perpendicular to the fixed axis;

[0009] The detachable assembly comprises a main structure and a clamping structure;

[0010] The main structure is provided with a slideway, the slideway is adapted to the shape of the cardboard, and the slideway and the cardboard can slide relative to each other;

[0011] The clamping structure is arranged on the main structure, and is used to fix the clamping plate after the clamping plate slides into the slideway.

[0012] In one embodiment, the fixed shaft has a threaded section and a connecting section connected to each other;

[0013] Wherein, the threaded section is used for fixed connection with the wall surface;

[0014] The connecting section is connected to the rotating sleeve and the clamping plate.

[0015] In one embodiment, the card plate is a square structure, and the side wall of the card plate is provided with a first limiting groove and a second limiting groove, and the first limiting groove and the second limiting groove are located on both sides of the card plate for adapting to the clamping structure.

[0016] In one of the embodiments, the main structure includes a bearing plate and a cover plate;

[0017] Wherein, the bearing plate and the cover plate are fixedly connected;

[0018] The cover plate is a U-shaped structure, and a slide groove is provided on the side of the cover plate facing the supporting plate. The opening of the slide groove is located on the side wall of the cover plate. The slide groove is adapted to the card plate, and the card plate can slide into the slide groove along its extension direction.

[0019] In one of the embodiments, the snap-fit ​​structure includes a spring pin; the spring pin is arranged inside the cover plate, one end of the spring pin is arranged beyond the inner wall of the slide groove, and the spring pin can be snapped into the first limiting groove.

[0020] In one of the embodiments, the clamping structure also includes a clamping screw, which is detachably connected to the cover plate, one end of which can pass through the cover plate into the slide groove, and the clamping screw can be clamped into the second limiting groove.

[0021] In one of the embodiments, a limit plate is fixedly disposed on the fixed shaft, the plane where the limit plate is located is perpendicular to the fixed shaft, and the limit plate is in contact with the rotating sleeve and the clamping plate.

[0022] In one of the embodiments, a clearance groove is provided on the carrying plate, the end of the fixed shaft is arranged beyond the clamping plate, and the clearance groove is used to make way for the end of the fixed shaft.

[0023] In one of the embodiments, a third limiting groove and a fourth limiting groove are provided on the other two opposite side walls of the clamping plate.

[0024] In one of the embodiments, a mounting seat is disposed on a side of the supporting plate away from the cover plate.

[0025] The quick buckle device used in the narrow space of the aircraft cabin in the embodiment of the present invention has the following technical effects: the fixed shaft is used to pass through the wall surface of the narrow space, and the fixed shaft can be fixedly connected to the wall surface; the rotating sleeve can be rotatably sleeved on the end of the fixed shaft located outside the wall surface. In the case where the fixed shaft can be fixed on the wall surface, the rotating sleeve and the fixed shaft form a rotating pair, and the card plate on the rotating sleeve can also rotate relative to the fixed shaft. Since the card plate can form a fixed connection with the detachable component, the entire detachable component can rotate around the fixed shaft at a certain angle, and the detachable component can be connected with other equipment on the aircraft, so that other equipment can be quickly clamped in the narrow semi-enclosed space of the cabin body, and can be freely rotated within a limited angle range, which fully and reasonably utilizes the narrow semi-enclosed space inside the aircraft, so that the utilization rate of the internal space of the aircraft is greatly improved.

[0026] Additional advantages, purposes, and features of the present invention will be described in part in the following description, and will become apparent to those skilled in the art after studying the following, or may be learned from the practice of the present invention. The purposes and other advantages of the present invention may be achieved and obtained by the structures specifically indicated in the specification and the accompanying drawings.

[0027] Those skilled in the art will appreciate that the objectives and advantages that can be achieved with the present invention are not limited to the above specific description, and the above and other objectives that can be achieved by the present invention will be more clearly understood from the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] The drawings described herein are used to provide a further understanding of the present invention, constitute a part of this application, and do not constitute a limitation of the present invention. The components in the drawings are not drawn to scale, but are only for the purpose of illustrating the principles of the present invention. In order to facilitate the illustration and description of some parts of the present invention, the corresponding parts in the drawings may be enlarged, that is, they may become larger relative to other components in the exemplary device actually manufactured according to the present invention.

[0029] Figure 1 The figure is a schematic structural diagram of a quick buckle device used in a narrow space of an aircraft cabin according to an embodiment of the present invention.

[0030] Figure 2 The figure is a cross-sectional view of a quick buckle device used in a narrow space of an aircraft cabin according to an embodiment of the present invention.

[0031] Figure 3 Schematic diagram of the structure of a fixed shaft in one embodiment of the present invention.

[0032] Figure 4 Schematic diagram of the structure of a cover plate in one embodiment of the present invention.

[0033] Figure 5Schematic diagram of the structure of a card board in one embodiment of the present invention.

[0034] Figure numerals: 1. fixed shaft; 2. rotating sleeve; 3. clamping plate; 4. slideway; 5. first limiting groove; 6. second limiting groove; 7. bearing plate; 8. cover plate; 9. slideway; 10. spring pin; 11. clamping screw; 12. limiting plate; 13. clearance groove; 14. third limiting groove; 15. fourth limiting groove; 16. mounting seat. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the embodiments and the accompanying drawings. Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but are not intended to limit the present invention.

[0036] It should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only structures and / or processing steps closely related to the solutions according to the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0037] It should be emphasized that the term “include / comprises” when used herein refers to the presence of features, elements, steps or components, but does not exclude the presence or addition of one or more other features, elements, steps or components.

[0038] It should also be noted that, unless otherwise specified, the term “connection” herein may refer not only to a direct connection but also to an indirect connection involving an intermediate.

[0039] Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the accompanying drawings, the same reference numerals represent the same or similar components, or the same or similar steps.

[0040] Reference Figure 1 and Figure 2 The embodiment of the present invention provides a quick buckle device for use in a narrow space of an aircraft cabin, comprising: a fixed component and a detachable component, wherein the detachable component can slide on the fixed component along a first direction and can form a fixed connection with the fixed component. The fixed component is usually fixedly arranged in a narrow space inside the aircraft cabin, and the detachable component is arranged separately from the fixed component, and the detachable component can be installed on the fixed component.

[0041] The fixed assembly includes a fixed shaft 1, a rotating sleeve 2 and a clamping plate 3. The fixed shaft 1 is used to be inserted into the wall of a narrow space, and the fixed shaft 1 can be fixedly connected to the wall; the rotating sleeve 2 can be rotatably sleeved on one end of the fixed shaft 1 located outside the wall; the clamping plate 3 is fixedly connected to the rotating sleeve 2, and the plane where the clamping plate 3 is located is perpendicular to the fixed shaft 1. When the fixed shaft 1 can be fixed on the wall, the rotating sleeve 2 forms a rotating pair with the fixed shaft 1, and the clamping plate 3 on the rotating sleeve 2 can also rotate relative to the fixed shaft 1. Since the clamping plate 3 can form a fixed connection with the detachable assembly, the entire detachable assembly can rotate around the fixed shaft 1 at a certain angle, and the detachable assembly can be connected with other equipment on the aircraft, so that other equipment can be quickly clamped in the narrow semi-enclosed space of the cabin, and can be freely rotated within a limited angle range, which fully and reasonably utilizes the narrow semi-enclosed space inside the aircraft, so that the utilization rate of the internal space of the aircraft is greatly improved.

[0042] The detachable assembly includes a main structure and a clamping structure. The main structure is provided with a slideway 4, which is adapted to the shape of the cardboard 3, and the slideway 4 and the cardboard 3 can slide relative to each other; the clamping structure is provided on the main structure, and is used to fix the cardboard 3 after the cardboard 3 slides into the slideway 4. The cardboard 3 can slide into the slideway 4, and the cardboard 3 is connected to the main structure as a whole through the clamping structure.

[0043] Reference Figure 3 In some embodiments, the fixed shaft 1 has a threaded section and a connecting section connected to each other. The threaded section is used to be fixedly connected to the wall surface; when installing, the threaded section is first screwed into the wall surface of the narrow space. The connecting section is fixedly connected to the rotating sleeve 2 and the clamping plate 3.

[0044] In some embodiments, the card plate 3 is a square structure, and the side wall of the card plate 3 is provided with a first limiting groove 5 and a second limiting groove 6, which are located on both sides of the card plate 3 and are used to adapt to the clamping structure. The first limiting groove 5 and the second limiting groove 6 are both structures that are recessed toward the inner side of the card plate 3, and the clamping structure can extend into the first limiting groove 5 and the second limiting groove 6 to fix the card plate 3.

[0045] In some embodiments, reference Figure 4The main structure includes a bearing plate 7 and a cover plate 8, and the bearing plate 7 and the cover plate 8 can be fastened together by screws. The bearing plate 7 and the cover plate 8 are fixedly connected; the cover plate 8 is a U-shaped structure, and a slide groove 9 is arranged on the side of the cover plate 8 facing the bearing plate 7, and the opening of the slide groove 9 is located on the side wall of the cover plate 8. The slide groove 9 is adapted to the card board 3, and the card board 3 can slide into the slide groove 9 along its extension direction. The size of the slide groove 9 is slightly larger than the size of the card board 3, and the slide groove 9 is arranged on the inner side wall of the cover plate 8. When the bearing plate 7 and the cover plate 8 are fixedly connected, the outer side wall of the bearing plate 7 covers one side of the slide groove 9, forming a groove structure, so that the card board 3 can be inserted into the slide groove 9, and the slide groove 9 can limit the card board 3.

[0046] In some embodiments, the clamping structure includes a spring pin 10; the spring pin 10 is arranged inside the cover plate 8, one end of the spring pin 10 is arranged beyond the inner wall of the slide slot 9, and the spring pin 10 can be clamped into the first limiting groove 5. The end of the spring pin 10 that exceeds the inner wall of the slide slot 9 can be retracted into the cover plate 8, and can also exceed the inner wall of the slide slot 9. When the card plate 3 can be inserted into the slide slot 9, the spring pin 10 contacts the side wall of the card plate 3 and is pushed into the cover plate 8 by the card plate 3. When the position of the first limiting groove 5 on the card plate 3 corresponds to the spring pin 10, the spring pin 10 pops out into the first limiting groove 5, playing the role of fixing the card plate 3.

[0047] Reference Figure 2 In some embodiments, the clamping structure further includes a clamping screw 11, which is detachably connected to the cover plate 8. One end of the clamping screw 11 can pass through the cover plate 8 and enter the slide groove 9, and the clamping screw 11 can be clamped into the second limiting groove 6. When the spring pin 10 pops out and enters the first limiting groove 5, one end of the clamping screw 11 is manually screwed into the second limiting groove 6, and the end of the clamping screw 11 is pressed against the bottom of the second limiting groove 6, so that the clamping plate 3 and the cover plate 8 are connected as a whole. When subjected to external force, the clamping plate 3 will not be separated from the cover plate 8. The clamping screw 11 and the spring pin 10 jointly play the role of fixing the clamping plate 3 and the cover plate 8.

[0048] In some embodiments, a limit plate 12 is fixedly disposed on the fixed shaft 1, the plane where the limit plate 12 is located is perpendicular to the fixed shaft 1, and the limit plate 12 is in contact with the rotating sleeve 2 and the clamping plate 3. The limit plate 12 supports the rotating sleeve 2 and the clamping plate 3, and can limit the position of the rotating sleeve 2.

[0049] In some embodiments, a clearance groove 13 is provided on the bearing plate 7, and the end of the fixed shaft 1 is arranged beyond the clamping plate 3, and the clearance groove 13 is used to make way for the end of the fixed shaft 1. Such a setting can prevent the fixed shaft 1 from hitting the bearing plate 7.

[0050] In some embodiments, reference Figure 5The other two opposite side walls of the card plate 3 are provided with a third limiting groove 14 and a fourth limiting groove 15. The first limiting groove 5, the second limiting groove 6, the third limiting groove 14 and the fourth limiting groove 15 are all in the same shape, the card plate 3 is a square structure, and the four limiting grooves are universal, which increases the convenience and versatility of assembly.

[0051] In some embodiments, a mounting seat 16 is provided on one side of the carrier plate 7 away from the cover plate 8. The mounting seat 16 can be used to install other equipment on the aircraft and play a connecting role. A through hole is provided in the middle of the mounting seat 16 for easy connection with other devices.

[0052] The quick buckle device for use in a narrow space of an aircraft cabin of the present invention has the following advantages and technical effects:

[0053] 1. The rotating sleeve 2 and the fixed shaft 1 form a rotating pair. Similarly, the clamping plate 3 on the rotating sleeve 2 can also rotate relative to the fixed shaft 1. Since the clamping plate 3 can form a fixed connection with the detachable component, the entire detachable component can rotate around the fixed shaft 1 at a certain angle. The detachable component can be connected with other equipment on the aircraft, so that other equipment can be quickly clamped in the narrow semi-enclosed space of the cabin, and can rotate freely within a limited angle range, which fully and reasonably utilizes the narrow semi-enclosed space inside the aircraft, greatly improving the utilization rate of the interior space of the aircraft.

[0054] 2. The card plate 3 can slide into the slideway 4, and the card plate 3 is connected to the main structure as a whole through the card connection structure, which is convenient and quick.

[0055] 3. When the position of the first limiting groove 5 on the card plate 3 corresponds to the spring pin 10, the spring pin 10 pops out and enters the first limiting groove 5 to fix the card plate 3.

[0056] 4. Manually screw one end of the clamping screw 11 into the second limiting groove 6, and make the end of the clamping screw 11 press against the bottom of the second limiting groove 6, so that the clamping plate 3 and the cover plate 8 are connected as a whole. When subjected to external force, the clamping plate 3 will not separate from the cover plate 8.

[0057] 5. The limiting plate 12 supports the rotating sleeve 2 and the clamping plate 3 and can limit the position of the rotating sleeve 2 at the same time.

[0058] 6. The shapes of the first limiting groove 5, the second limiting groove 6, the third limiting groove 14 and the fourth limiting groove 15 are the same, which increases the convenience and versatility of assembly.

[0059] It should be clear that the present invention is not limited to the specific configuration and processing described above and shown in the figures. For the sake of simplicity, a detailed description of the known method is omitted here. In the above embodiments, several specific steps are described and shown as examples. However, the method process of the present invention is not limited to the specific steps described and shown, and those skilled in the art can make various changes, modifications and additions, or change the order between the steps after understanding the spirit of the present invention.

[0060] In the present invention, features described and / or illustrated for one embodiment may be used in the same or similar manner in one or more other embodiments, and / or combined with features of other embodiments or replace features of other embodiments.

[0061] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the embodiments of the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A quick buckle device for use in a narrow space in an aircraft cabin, characterized in that: It comprises: a fixed component and a detachable component, wherein the detachable component can slide on the fixed component along a first direction and can form a fixed connection with the fixed component; The fixing assembly comprises a fixing shaft (1), a rotating sleeve (2) and a clamping plate (3); Wherein, the fixed shaft (1) is used to be inserted into a wall surface of a narrow space, and the fixed shaft (1) can be fixedly connected to the wall surface; The rotating sleeve (2) is rotatably sleeved on one end of the fixed shaft (1) located outside the wall surface; The clamping plate (3) is fixedly connected to the rotating sleeve (2), and the plane where the clamping plate (3) is located is perpendicular to the fixed axis (1); The detachable assembly comprises a main structure and a clamping structure; The main structure is provided with a slideway (4), the slideway (4) is adapted to the shape of the cardboard (3), and the slideway (4) and the cardboard (3) can slide relative to each other; The clamping structure is arranged on the main structure and is used to fix the clamping plate (3) after the clamping plate (3) slides into the slideway (4).

2. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 1, characterized in that: The fixed shaft (1) comprises a threaded section and a connecting section which are connected to each other; Wherein, the threaded section is used for fixed connection with the wall surface; The connecting section is connected to the rotating sleeve (2) and the clamping plate (3).

3. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 1, characterized in that: The card plate (3) is a square structure, and the side wall of the card plate (3) is provided with a first limiting groove (5) and a second limiting groove (6), and the first limiting groove (5) and the second limiting groove (6) are located on both sides of the card plate (3) and are used to adapt to the clamping structure.

4. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 3, characterized in that: The main structure comprises a bearing plate (7) and a cover plate (8); Wherein, the carrying plate (7) and the cover plate (8) are fixedly connected; The cover plate (8) is a U-shaped structure. A slide groove (9) is provided on the side of the cover plate (8) facing the carrier plate (7). The opening of the slide groove (9) is located on the side wall of the cover plate (8). The slide groove (9) is adapted to the card plate (3). The card plate (3) can slide into the slide groove (9) along its extension direction.

5. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 4, characterized in that: The clamping structure comprises a spring pin (10); the spring pin (10) is arranged inside the cover plate (8), one end of the spring pin (10) is arranged beyond the inner wall of the slide groove (9), and the spring pin (10) can be clamped into the first limiting groove (5).

6. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 5, characterized in that: The clamping structure also includes a clamping screw (11), which is detachably connected to the cover plate (8), one end of the clamping screw (11) can pass through the cover plate (8) and enter into the sliding groove (9), and the clamping screw (11) can be clamped into the second limiting groove (6).

7. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 2, characterized in that: A limit plate (12) is fixedly arranged on the fixed shaft (1), the plane where the limit plate (12) is located is arranged perpendicular to the fixed shaft (1), and the limit plate (12) is in contact with the rotating sleeve (2) and the clamping plate (3).

8. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 4, characterized in that: The bearing plate (7) is provided with a clearance groove (13), the end of the fixed shaft (1) is arranged beyond the clamping plate (3), and the clearance groove (13) is used to make way for the end of the fixed shaft (1).

9. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 3, characterized in that: A third limiting groove (14) and a fourth limiting groove (15) are provided on the other two opposite side walls of the clamping plate (3).

10. The quick buckle device for use in a narrow space of an aircraft cabin according to claim 4, characterized in that: A mounting seat (16) is provided on a side of the bearing plate (7) away from the cover plate (8).

Images