An oxygen manufacturing device dedicated to the emergency life-saving cabin of an aircraft

Abstract

The present invention discloses an oxygen manufacturing device dedicated to an emergency life-saving cabin of an aircraft, which includes an oxygen generation device. An air outlet pipe is installed at the upper end of the oxygen generation device. An installation shaft is installed at the center of the upper end of the oxygen generation device. A winding disc is rotatably installed on the installation shaft. An air delivery pipe is wound on the winding disc. One end of the air delivery pipe is connected to the air outlet pipe. A torsion spring piece is arranged below the winding disc. A pipeline pressing component is arranged on the winding disc. Protective plates are symmetrically arranged on the side walls of the oxygen generation device. A shock absorption structure is arranged on the protective plates. By setting the winding disc, during the use process, the air delivery pipe can be stretched orderly, avoiding the situation that the air delivery pipe is wound and knotted everywhere. At the same time, a torsion spring piece is arranged below the winding disc to facilitate the winding of the air delivery pipe. An auxiliary positioning component is arranged below the winding disc. When the winding disc rotates, the ball seat reciprocally falls into the ball seat groove opened on the bottom surface of the winding disc under the action of the second spring, to assist in fixing the winding disc.

Description

Technical Field

[0001] The invention relates to the technical field of oxygen manufacturing devices, in particular to an oxygen manufacturing device dedicated to an emergency lifeboat cabin of an aircraft. Background Art

[0002] For life-saving purposes, aircraft emergency rescue capsules must be equipped with oxygen production devices. However, during the use of current oxygen production devices, the oxygen gas pipes are often entangled and hit. When in use, it is difficult to stretch and reel them up. At the same time, the lack of protective structure causes damage when impacted.

[0003] To this end, the present invention proposes a special oxygen production device for an emergency rescue cabin of an aircraft to solve the above-mentioned problem. Summary of the invention

[0004] The object of the present invention is to provide a special oxygen production device for an emergency rescue cabin of an aircraft to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an oxygen manufacturing device specially used for an emergency lifeboat cabin of an aircraft, comprising an oxygen making device, an air outlet pipe being installed at the upper end of the oxygen making device, a mounting shaft being installed at the center of the upper end of the oxygen making device, a winding disk being rotatably installed on the mounting shaft, an air supply pipe being wound on the winding disk, one end of the air supply pipe being connected to the air outlet pipe, a torsion spring sheet being provided under the winding disk, an outer end portion of the torsion spring sheet being installed on the upper end surface of the oxygen making device, an inner end portion of the torsion spring sheet being installed on the winding disk, a pipeline clamping assembly being provided on the winding disk, mounting plates being symmetrically welded to the side walls of the oxygen making device, a fixing plate being plugged onto the mounting plates, protective plates being symmetrically provided on the side walls of the oxygen making device, shock absorbing structures being provided on the protective plates, and an auxiliary positioning assembly being provided on the bottom surface of the winding disk.

[0006] Preferably, the fixing plate is provided with mounting holes, and a plurality of mounting holes are arranged in a straight line and evenly spaced array, and positioning holes are provided at the corners of the fixing plate.

[0007] Preferably, a bolt group is inserted on the mounting plate, and the bolt group passes through the side wall of the mounting plate and is inserted into the mounting hole to fix the mounting plate and the fixing plate. A handle is installed at one end of the bolt group, and a nut is threadedly installed at the other end of the bolt group.

[0008] Preferably, a mounting cylinder is installed on the side wall of the oxygen production device, a telescopic rod is plug-in-installed in the mounting cylinder, and one end of the telescopic rod is installed on the inner wall of the protective plate.

[0009] Preferably, the pipeline pressing assembly consists of a rectangular groove, a pressing plate, a support rod, an ear block and a first spring. The rectangular grooves are symmetrically formed in the winding disc. A pressing plate is slidably installed in the rectangular groove. Both ends of the pressing plate are slidably installed on the support rod. Both ends of the support rod are fixedly installed on the ear block. The ear block is fixedly installed on the winding disc and is located at both ends of the rectangular groove. A first spring is sleeved on the support rod and is located between the pressing plate and the ear block on the outer side of the winding disc.

[0010] Preferably, the shock absorption structure consists of an orbital plate, a rotating rod, a cylindrical shaft and a tension spring. The orbital plates are symmetrically installed on the side walls of the oxygen generating device. Orbital grooves are symmetrically formed in the orbital plates. The rotating rod is slidably installed in the orbital grooves through the cylindrical shaft. The other end of the rotating rod is rotatably installed on the side wall of the protective plate. A tension spring is arranged between the rotating rods, and both ends of the tension spring are respectively fixed in the middle of the side walls of the rotating rods.

[0011] Preferably, the protective plate is arc-shaped and is a quarter arc, and the length of the protective plate is equal to the length of the oxygen generating device.

[0012] Preferably, the auxiliary positioning assembly consists of a U-shaped frame, a cylindrical rod, a ball seat, a stop ring and a second spring. The U-shaped frame is installed on the upper end surface of the oxygen generating device. The cylindrical rod is inserted into the U-shaped frame. A ball seat is installed at the upper end of the cylindrical rod. The upper half of the ball seat is placed in the ball seat groove formed in the bottom surface of the winding disc. A stop ring is installed on the cylindrical rod. A second spring is inserted at the lower end of the cylindrical rod, and the lower end of the cylindrical rod does not reach the upper end surface of the oxygen generating device.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. By providing the winding disc, during use, the gas transmission pipe can be stretched out in an orderly manner, avoiding the situation that the gas transmission pipe is wound and knotted everywhere. At the same time, a torsion spring piece is provided under the winding disc to facilitate the winding of the gas transmission pipe. An auxiliary positioning assembly is provided under the winding disc. When the winding disc rotates, the ball seat reciprocally falls into the ball seat groove formed in the bottom surface of the winding disc under the action of the second spring to assist in fixing the winding disc.

[0015] 2. By providing the protective plate and arranging the shock absorption structure inside the protective plate, when the oxygen generating device is impacted, the protective plate will squeeze the rotating rod, causing the end of the rotating rod to rotate in the orbital plate, and at the same time stretching the tension spring to reduce the impact force and protect the oxygen generating device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a perspective view of the structure of the present invention;

[0017] Figure 2 is a top view of the structure of the present invention;

[0018] Figure 3 This is a partial structural split view of the present invention;

[0019] Figure 4 This is a structural split view of the present invention;

[0020] Figure 5 This is a partial structural expansion view of the present invention.

[0021] In the figure: oxygen generating device 1, mounting shaft 2, air outlet pipe 3, winding reel 4, gas transmission pipe 5, torsion spring piece 6, mounting plate 7, fixing plate 8, mounting hole 81, bolt group 9, handle 10, nut 11, protection plate 12, mounting cylinder 13, telescopic rod 14, rectangular groove 15, pressing plate 16, support rod 17, ear block 18, first spring 19, U-shaped frame 20, cylindrical rod 21, ball seat 22, stop ring 23, second spring 24, track plate 25, rotating rod 26, cylindrical shaft 27, tension spring 28. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present invention will be described clearly and completely. For the embodiments in the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] Please refer to Figures 1 to 5 , the present invention provides a technical solution: a special oxygen manufacturing device for an emergency rescue cabin of an aircraft, including an oxygen generating device 1, an air outlet pipe 3 is installed at the upper end of the oxygen generating device 1, a mounting shaft 2 is installed at the center of the upper end of the oxygen generating device 1, a winding reel 4 is rotatably installed on the mounting shaft 2, a gas transmission pipe 5 is wound on the winding reel 4, one end of the gas transmission pipe 5 is connected to the air outlet pipe 3, a torsion spring piece 6 is arranged below the winding reel 4, the outer end of the torsion spring piece 6 is installed on the upper end surface of the oxygen generating device 1, the inner end of the torsion spring piece 6 is installed on the winding reel 4, a pipeline pressing component is arranged on the winding reel 4, mounting plates 7 are symmetrically welded on the side wall of the oxygen generating device 1, fixing plates 8 are inserted on the mounting plates 7, protection plates 12 are symmetrically arranged on the side wall of the oxygen generating device 1, a shock absorption structure is arranged on the protection plates 12, and an auxiliary positioning component is arranged on the bottom surface of the winding reel 4.

[0024] Mounting holes 81 are opened on the fixing plate 8, multiple groups of mounting holes 81 are provided, and they are arranged in a straight line at equal intervals in an array. Positioning holes are opened at the corners of the fixing plate 8 to facilitate the installation and fixation of the fixing plate 8 by bolts or the like.

[0025] Bolt groups 9 are inserted on the mounting plates 7, the bolt groups 9 pass through the side walls of the mounting plates 7 and are inserted into the mounting holes 81 to realize the fixation of the mounting plates 7 and the fixing plates 8. A handle 10 is installed at one end of the bolt groups 9 to facilitate the installation of the bolt groups 9, and nuts 11 are threadedly installed at the other ends of the bolt groups 9.

[0026] The side wall of the oxygen generating device 1 is equipped with an installation cylinder 13. An expansion rod 14 is installed in the installation cylinder 13 in a plug-in manner. One end of the expansion rod 14 is installed on the inner wall of the protection plate 12. Through the installation cylinder 13 and the expansion rod 14, the protection plate 12 can be supported, increasing the stability of the protection plate 12.

[0027] The pipeline pressing assembly consists of a rectangular groove 15, a pressing plate 16, a support rod 17, an ear block 18 and a first spring 19. The rectangular groove 15 is symmetrically opened on the winding disc 4. The pressing plate 16 is slidably installed in the rectangular groove 15. Both ends of the pressing plate 16 are slidably installed on the support rod 17. Both ends of the support rod 17 are fixedly installed on the ear block 18. The ear block 18 is fixedly installed on the winding disc 4, and the ear block 18 is located at both ends of the rectangular groove 15. A first spring 19 is sleeved on the support rod 17. The first spring 19 is located between the pressing plate 16 and the ear block 18 outside the winding disc 4. During the use process, under the action of the first spring 19, the pressing plate 16 can press the air delivery pipe 5 tightly.

[0028] The shock absorption structure consists of an orbital plate 25, a rotating rod 26, a cylindrical shaft 27 and a tension spring 28. The orbital plates 25 are symmetrically installed on the side wall of the oxygen generating device 1. Symmetrical orbital grooves are opened on the orbital plates 25. The rotating rod 26 is slidably installed in the orbital grooves through the cylindrical shaft 27. The other end of the rotating rod 26 is rotatably installed on the side wall of the protection plate 12. A tension spring 28 is arranged between the rotating rods 26. Both ends of the tension spring 28 are respectively fixed in the middle of the side wall of the rotating rod 26. When the oxygen generating device 1 is impacted, the protection plate 12 will squeeze the rotating rod 26, causing the end of the rotating rod 26 to rotate in the orbital plate 25, and at the same time stretching the tension spring 28 to reduce the impact force and protect the oxygen generating device 1.

[0029] The protection plate 12 is arc-shaped and is a quarter arc. The length of the protection plate 12 is equal to the length of the oxygen generating device 1, so that the protection plate 12 can better protect the oxygen generating device 1.

[0030] The auxiliary positioning assembly consists of a U-shaped frame 20, a cylindrical rod 21, a ball seat 22, a stop ring 23 and a second spring 24. The U-shaped frame 20 is installed on the upper end surface of the oxygen generating device 1. The cylindrical rod 21 is inserted into the U-shaped frame 20. A ball seat 22 is installed at the upper end of the cylindrical rod 21. The upper half of the ball seat 22 is placed in the ball seat groove opened on the bottom surface of the winding disc 4. A stop ring 23 is installed on the cylindrical rod 21. The lower end of the cylindrical rod 21 is inserted with a second spring 24, and the lower end of the cylindrical rod 21 does not reach the upper end surface of the oxygen generating device 1. In this way, when the winding disc 4 rotates, the ball seat 22 reciprocally falls into the ball seat groove opened on the bottom surface of the winding disc 4 under the action of the second spring 24, assisting in fixing the winding disc 4.

[0031] Working principle: During use, the oxygen generation device 1 generates oxygen, and the oxygen comes out from the air outlet pipe 3. When oxygen is needed, pull one end of the air delivery pipe 5, and the winding disc 4 will rotate to pay out the wire, while driving the torsion spring piece 6 to tighten. When the winding disc 4 rotates, the bottom surface of the winding disc 4 will press against the ball seat 22. Under the action of the second spring 24 of the ball seat 22, it will reciprocally engage in the ball seat groove on the bottom surface of the winding disc 4 to fix the winding disc 4, facilitating the fixation after the air delivery pipe 5 is stretched to a certain length. Then, connect the end of the air delivery pipe 5 to the air outlet pipe 3. When the oxygen generation device 1 is impacted, the protection plate 12 will squeeze the rotating rod 26, causing the end of the rotating rod 26 to rotate within the track plate 25, and at the same time stretching the tension spring 28 to reduce the impact force and protect the oxygen generation device 1.

[0032] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An oxygen manufacturing device dedicated to an emergency life-saving cabin of an aircraft, comprising an oxygen generation device (1), characterized in that: An air outlet pipe (3) is installed at the upper end of the oxygen generation device (1). An installation shaft (2) is installed at the center of the upper end of the oxygen generation device (1). A winding disc (4) is rotatably installed on the installation shaft (2). An air delivery pipe (5) is wound on the winding disc (4). One end of the air delivery pipe (5) is connected to the air outlet pipe (3). A torsion spring piece (6) is arranged below the winding disc (4). The outer end of the torsion spring piece (6) is installed on the upper end surface of the oxygen generation device (1). The inner end of the torsion spring piece (6) is installed on the winding disc (4). A pipeline pressing component is arranged on the winding disc (4). Mounting plates (7) are symmetrically welded on the side wall of the oxygen generation device (1). A fixing plate (8) is inserted into the mounting plates (7). Protective plates (12) are symmetrically arranged on the side wall of the oxygen generation device (1). A shock absorption structure is arranged on the protective plates (12). An auxiliary positioning component is arranged on the bottom surface of the winding disc (4); The pipeline pressing component consists of a rectangular groove (15), a pressing plate (16), a support rod (17), an ear block (18) and a first spring (19). The rectangular grooves (15) are symmetrically opened on the winding disc (4). The pressing plate (16) is slidably installed in the rectangular groove (15). Both ends of the pressing plate (16) are slidably installed on the support rod (17). Both ends of the support rod (17) are fixedly installed on the ear block (18). The ear block (18) is fixedly installed on the winding disc (4), and the ear block (18) is located at both ends of the rectangular groove (15). The first spring (19) is sleeved on the support rod (17), and the first spring (19) is located between the pressing plate (16) and the ear block (18) outside the winding disc (4); The shock absorption structure consists of a track plate (25), a rotating rod (26), a cylindrical shaft (27) and a tension spring (28). The track plates (25) are symmetrically installed on the side wall of the oxygen generation device (1). Track grooves are symmetrically opened on the track plates (25). The rotating rod (26) is slidably installed in the track grooves through the cylindrical shaft (27). The other end of the rotating rod (26) is rotatably installed on the side wall of the protective plate (12). A tension spring (28) is arranged between the rotating rods (26). Both ends of the tension spring (28) are respectively fixed in the middle of the side wall of the rotating rod (26); The auxiliary positioning component consists of a U-shaped frame (20), a cylindrical rod (21), a ball seat (22), a stop ring (23) and a second spring (24). The U-shaped frame (20) is installed on the upper end surface of the oxygen generation device (1). The cylindrical rod (21) is inserted into the U-shaped frame (20). A ball seat (22) is installed at the upper end of the cylindrical rod (21). The upper half of the ball seat (22) is placed in a ball seat groove opened on the bottom surface of the winding disc (4). A stop ring (23) is installed on the cylindrical rod (21). The second spring (24) is inserted into the lower end of the cylindrical rod (21), and the lower end of the cylindrical rod (21) does not reach the upper end surface of the oxygen generation device (1).

2. The oxygen manufacturing device dedicated to the emergency life-saving cabin of an aircraft according to claim 1, wherein: Mounting holes (81) are opened on the fixing plate (8). There are multiple groups of mounting holes (81), which are arranged in a straight line at equal intervals and evenly. Positioning holes are opened at the corners of the fixing plate (8).

3. The oxygen manufacturing device dedicated to the emergency life-saving cabin of an aircraft according to claim 1, characterized in that: A bolt group (9) is inserted into the mounting plate (7). The bolt group (9) passes through the side wall of the mounting plate (7) and is inserted into the mounting hole (81) to fix the mounting plate (7) to the fixing plate (8). A handle (10) is installed at one end of the bolt group (9), and a nut (11) is threadedly installed at the other end of the bolt group (9).

4. An oxygen manufacturing device dedicated to an emergency life-saving cabin of an aircraft according to claim 1, characterized in that: An installation cylinder (13) is installed on the side wall of the oxygen generation device (1). A telescopic rod (14) is installed in the installation cylinder (13) in an inserted manner, and one end of the telescopic rod (14) is installed on the inner wall of the protection plate (12).

5. The special oxygen manufacturing device for the emergency life-saving cabin of an aviation aircraft according to claim 1, characterized in that: The protection plate (12) is arc-shaped and is a quarter circle arc. The length of the protection plate (12) is equal to the length of the oxygen generation device (1).

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