Safety belt assembly for civil aviation

Abstract

The utility model relates to the technical field of aviation safety belts, in particular to a civil aviation safety belt assembly. The assembly comprises a lock catch assembly, a hook and a safety belt. Each hook comprises a hook body, a pressing piece and a rotating shaft, and the hooks are located at the two ends of the assembly respectively and fixed to a safety seat during use; the lock catch assembly comprises an upper shell, a lower shell, a sliding block, a pressing plate, a spring, a connecting shaft and a spring bolt, the sliding block is located at the lower end of the shell, the connecting shaft is located in the upper shell and the lower shell and connects the two shells and the pressing plate, the pressing plate is located in the upper shell and the lower shell, and the spring is installed on the pressing plate and can buckle the spring bolt in use. When the device is used, the hooks at the two ends are fixed to the safety seat, and then the spring bolt is connected with the lock catch at the other end. The safety belt assembly has the advantages that the safety belt assembly can be conveniently disassembled, the lock catch assembly is prevented from being clamped, and passengers can safely break away from the safety belt assembly by disassembling the hooks at the two ends.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation seat belts, in particular to a civil aviation seat belt assembly. Background Art

[0002] An aviation seat belt is a safety device for restraining an occupant during a collision and preventing the occupant from colliding with the seat or the aircraft again during a collision, or preventing the occupant from being ejected out of the seat during a collision, resulting in injury or death.

[0003] Generally, both ends of the seat belt of the existing device are fixedly connected to the safety seat. However, when an aircraft accident occurs and passengers need to unbuckle the seat belt and parachute to escape, when a passenger wants to unbuckle the seat belt and leave the seat, they can only open the buckle to disengage. When the inside of the buckle is damaged or malfunctioning, it may not be possible to open it. At this time, the passenger will not be able to unbuckle the seat belt, thus causing danger. Summary of the Utility Model

[0004] In order to solve the defects of the existing device, the utility model provides an aviation seat belt assembly, and its technical solution is as follows:

[0005] A civil aviation seat belt assembly includes a buckle assembly (3), a first connecting belt (2), a second connecting belt (4), a first hook (1) and a second hook (5). The bottom end of the first hook (1) is connected to the first connecting belt (2), the other end of the first connecting belt (2) is connected to the buckle assembly (3), the bottom end of the second hook (5) is connected to the second connecting belt (4), and the other end of the second connecting belt (4) is connected to the buckle assembly (3). It is characterized in that the first hook (1) includes a hook (6), a dial (13) and a rotating shaft (16). In the first hook (1), the hook (6) and the dial (13) are connected by the rotating shaft (16). A square hole is provided at the lower end of the hook (6) for connecting the first connecting belt (2) during installation. The second hook (5) is connected to the first hook (1) in the same way;

[0006] Preferably, the buckle assembly (3) includes: an upper housing (7), a lower housing (8), a slider (9), a pressing plate (11), a connecting shaft (15), a spring (12), and a locking tongue (14); the connecting shaft (15) is located at the upper end inside the lower housing (8) and connects the upper housing (7) and the lower housing (8); the slider (9) is located at the lower end inside the lower housing, and the left and right ends of the lower housing (8) are provided with sliding grooves (10) which are connected to the slider (9). The slider (9) is at a certain distance from the surface of the lower housing (8), and the second connecting belt (4) is sleeved on the slider (9); the pressing plate (11) is located inside the upper and lower housings. Through holes are provided at both ends of the pressing plate (11) and are connected to the connecting shaft (15); the spring (12) is sleeved at both ends of the connecting shaft (15), and the end of the spring at one end abuts against the surface of the pressing plate (13);

[0007] Preferably, the upper end of the locking tongue (14) is trapezoidal and the lower end is square. A square hole is provided at the upper end of the locking tongue (14) for connecting with the first connecting belt (2), and a square hole is provided at the lower end of the locking tongue (14) for the pressing plate (11) to press the locking tongue (14).

[0008] The beneficial effects of the device are as follows:

[0009] Based on the existing aviation seat belts, hooks with paddles are installed at both ends of this device. When an emergency occurs on the plane and the buckle device gets stuck or is difficult to quickly open, passengers can be detached from the seat by unhooking the hooks, making air travel safer. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on the provided drawings without creative efforts.

[0011] Figure 1 The drawings are the overall structure diagrams of the present invention.

[0012] Figure 2 The drawings are the structure diagrams of the hooks of the present invention.

[0013] Figure 3 The drawings are the structure diagrams of the buckle assemblies of the present invention.

[0014] Figure 4 The drawings are the structure diagrams of the locking tongues in the buckle assemblies of the present invention.

[0015] Figure 5The attached drawing is a schematic structural diagram of the connecting shaft of the present utility model.

[0016] In the figure: 1. Hook 1, 2. First connecting belt, 3. Locking component, 4. Second connecting belt, 5. Hook 2, 6. Hook, 7. Upper housing, 8. Lower housing, 9. Slide block, 10. Slide groove, 11. Pressure plate, 12. Spring, 13. Paddle, 14. Lock tongue, 15. Connecting shaft, 16. Rotating shaft. Specific embodiments

[0017] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the attached drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0018] Embodiment

[0019] Please refer to the attached Figures 1-5 , which is a civil aviation seat belt assembly disclosed by the present utility model.

[0020] The civil aviation seat belt assembly includes: a locking component 3, a first connecting belt 2, a second connecting belt 4, a hook 1, and a hook 2;

[0021] Among them, the structures of hook 1 and hook 2 are the same, and square holes are opened at the lower ends, which are respectively connected to the first connecting belt 2 and the second connecting belt 4. The hook includes a hook 6, a paddle 13, and a rotating shaft 7;

[0022] A round hole is opened at the right end of the hook 6 and the lower end of the paddle 13. The rotating shaft 7 connects the hook 6 and the paddle 13 through the round hole. There is a spring in the paddle 13 that abuts against the right end of the hook 6. During use, the fastening effect of the hook can be achieved through the rebound of the paddle.

[0023] The locking component includes an upper housing 7, a lower housing 8, a slide block 9, a pressure plate 11, a connecting shaft 15, a spring 12, and a lock tongue 14;

[0024] Among them, slide grooves are opened at the left and right ends of the lower part of the lower housing 7. Both ends of the slide block 9 are placed in the slide grooves, and the slide block can slide within a certain range. The second connecting belt 4 is sleeved on the slide block 9, and the second connecting belt 4 can be adjusted;

[0025] The connecting shaft 15 is located at the upper end inside the lower housing 8. Both the upper and lower housings are provided with through holes in series with the connecting shaft 15. The pressing plate 11 is located at the upper end inside the lower housing 8. Through holes are provided at both ends thereof for connection with the connecting shaft 15. The bottom of the pressing plate 11 abuts against the inner surface of the lower housing 8. The spring 12 is sleeved on the connecting shaft 15 and is located in the pressing plate at the same time. The protruding part of its end abuts against the bottom of the pressing plate 11. During use, the locking tongue 14 is inserted into the housing and is fixed by the spring and the pressing plate.

[0026] The upper end of the locking tongue 14 is trapezoidal and the lower end is square. A square hole is provided at the upper end. The first connecting belt 2 can connect the locking tongue 14 through the square hole. Square holes are also provided at the lower end, which can cooperate with the pressing plate 11 to fix the locking tongue 14 when the locking tongue 14 is inserted.

[0027] Working principle: When the device is in use, the hooks at both ends are fixed on the safety seat. The ends of the hooks are respectively connected with the first connecting belt 2 and the second connecting belt 4. The other end of the first connecting belt 2 is connected to the locking tongue 14. The other end of the second connecting belt 4 is sleeved on the slider 9. Then the locking tongue 14 is inserted into the housing and fixed by the pressing plate 11.

[0028] In this specification, the embodiments are described in a progressive manner. What the embodiments focus on explaining are the differences from other embodiments.

[0029] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A safety belt assembly for civil aviation, comprising a buckle assembly (3), a first connecting belt (2), a second connecting belt (4), a hook one (1) and a hook two (5), wherein the bottom end of the hook one (1) is connected to the first connecting belt (2), the other end of the first connecting belt (2) is connected to the buckle assembly (3), the bottom end of the hook two (5) is connected to the second connecting belt (4), the other end of the second connecting belt (4) is connected to the buckle assembly (3), characterized in that: The hook one (1) comprises a hook (6), a paddle (13) and a rotating shaft (16); the hook (6) and the paddle (13) in the hook one (1) are connected via the rotating shaft (16); a square hole is provided at the lower end of the hook (6) for connecting the first connecting belt (2) during installation; the hook two (5) is connected in the same manner as the hook one (1).

2. The civil aviation safety belt assembly according to claim 1, characterized in that: The lock assembly (3) comprises: an upper shell (7), a lower shell (8), a slider (9), a pressure plate (11), a connecting shaft (15), a spring (12), and a locking tongue (14); the connecting shaft (15) is located at the upper end inside the lower shell (8) and connects the upper shell (7) and the lower shell (8); the slider (9) is located at the lower end inside the lower shell, and the left and right ends of the lower shell (8) are provided with sliding grooves (10) connected to the slider (9), the slider (9) is at a certain distance from the surface of the lower shell (8), and the second connecting belt (4) is sleeved on the slider (9); the pressure plate (11) is located inside the upper and lower shells, and the two ends of the pressure plate (11) are provided with through holes, which are connected to the connecting shaft (15); the spring (12) is sleeved on the two ends of the connecting shaft (15), and the end of the spring at one end abuts against the surface of the pressure plate (11).

3. The civil aviation safety belt assembly according to claim 2, characterized in that: The upper end of the locking tongue (14) is trapezoidal, and the lower end is square. The upper end of the locking tongue (14) is provided with a square hole for connecting with the first connecting belt (2), and the lower end of the locking tongue (14) is provided with a square hole for the pressing plate (11) to press the locking tongue (14).

Images