CN212716271U - Emergency throwing structure of airplane cabin door - Google Patents
Emergency throwing structure of airplane cabin door Download PDFInfo
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- CN212716271U CN212716271U CN202020712020.2U CN202020712020U CN212716271U CN 212716271 U CN212716271 U CN 212716271U CN 202020712020 U CN202020712020 U CN 202020712020U CN 212716271 U CN212716271 U CN 212716271U
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Abstract
The utility model provides an emergency throwing structure of an airplane cabin door, which is fixedly arranged on a fuselage through a support and is arranged around the cabin door, the emergency throwing structure comprises an actuating mechanism and a linkage mechanism in transmission connection with the actuating mechanism, a cabin door movable sleeve is arranged on the linkage mechanism, and the actuating mechanism is used for driving the linkage mechanism to move so as to separate the linkage mechanism from the cabin door; the linkage mechanism comprises an upper hinge assembly and a lower hinge assembly, the actuating mechanism is in transmission connection with the upper hinge assembly and the lower hinge assembly respectively through a transmission assembly, and the actuating mechanism is movably connected with a gas strut pin through a connecting rod assembly. The utility model discloses an actuating mechanism, drive assembly, go up the hinge subassembly and down mutually support between the hinge subassembly, realized that operating personnel simply just can realize carrying out emergent throwing from the extravehicular or under-deck to the hatch door through twist grip, utilize the throwing of realizing the hatch door by link gear to put easy operation, convenient to use.
Description
Technical Field
The utility model relates to an aircraft hatch door is thrown and is put technical field, concretely relates to aircraft hatch door's emergent structure of throwing.
Background
The helicopter is required to be thrown and released in time in emergency situations during flying, an existing emergency throwing mechanism usually aims at an integrated cabin door, the cabin door is unlocked and then opened from top to bottom by utilizing a throwing structure during operation, and the structure causes poor linkage matching under the emergency situation for a split type cabin door consisting of an upper cabin door and a lower cabin door, so that the simultaneous throwing and releasing of the cabin door is difficult to realize.
In order to meet the requirement that emergency escape and other special conditions are required to carry out emergency throwing on the cabin door when an emergency situation occurs in the use process of an airplane, an exit is provided, the existing emergency throwing mechanism meets the requirement that the existing emergency throwing mechanism is suitable for a split type cabin door of a helicopter, the emergency throwing of the upper cabin door and the lower cabin door from the outside or inside of the cabin is required to be realized, and the linkage mechanism is utilized to realize simultaneous throwing.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the problem that an emergent structure of jettisoninging of aircraft hatch door is provided.
In order to solve the technical problem, the utility model discloses a technical scheme is: an emergency throwing structure of an airplane cabin door is fixedly arranged on a fuselage through a support and is arranged around the cabin door, the emergency throwing structure comprises an executing mechanism and a linkage mechanism in transmission connection with the executing mechanism, the cabin door is movably sleeved on the linkage mechanism, and the executing mechanism is used for driving the linkage mechanism to move so as to separate the linkage mechanism from the cabin door; the linkage mechanism comprises an upper hinge assembly and a lower hinge assembly, the actuating mechanism is in transmission connection with the upper hinge assembly and the lower hinge assembly through a transmission assembly, and the actuating mechanism is movably connected with a gas strut pin through a connecting rod assembly.
The utility model discloses in, preferably, actuating mechanism includes handle, handle pivot and bracing piece, handle fixed connection in the both ends of handle pivot, the handle passes through handle pivot is connected with the handle support, handle pivot fixedly connected with connection piece and swivelling joint board, the one end of bracing piece sets firmly on the fuselage through the vaulting pole support, the other end of bracing piece with the tip hub connection of connection piece, the outside cover of bracing piece is equipped with the elastic component, the bracing piece sets up to the telescopic link.
The utility model discloses in, preferably, the drive assembly includes wire rope, transmission steering gear and third steering gear support, wire rope's one end with the swivelling joint board pivot is connected, wire rope's the other end with the transmission steering gear pivot is connected, the pivot of transmission steering gear is rotated and is connected with third steering gear support.
The utility model discloses in, preferably, link assembly includes trace and connecting rod steering gear, the trace one end with the swivelling joint board pivot is connected, the other end of trace with the connecting rod steering gear pivot is connected, the second steering gear support is worn to be equipped with in the connecting rod steering gear activity, the connecting rod steering gear with gas strut pin hub connection, the connecting seat has set firmly on the second steering gear support, gas strut pin activity is worn to locate on the connecting seat.
In the present invention, preferably, the upper hinge assembly and the lower hinge assembly are arranged in parallel, the upper hinge assembly includes a hinge shaft rod, a hinge steering gear and a shaft pin, the hinge shaft rod and the transmission steering gear are movably connected through a rotating shaft, one end of the hinge steering gear is movably connected through a rotating shaft and the hinge shaft rod, the other end of the hinge steering gear is movably connected with the shaft pin, the rotating shaft of the hinge steering gear is rotatably connected with a first steering gear support, and the lower hinge assembly and the upper hinge assembly have the same structure.
The utility model discloses in, preferably, the free end of going up the hinge subassembly passes through the transmission assembly transmission is connected with and receive and releases the subassembly, receive and release the subassembly and include the traction lever, receive and release the steering gear, receive and release round pin and fourth steering gear support, receive and release wire rope on the subassembly with the traction lever rotates to be connected, the middle part of traction lever through the pivot with fourth steering gear support rotates to be connected, the pivot fixedly connected with of traction lever receive and releases the steering gear, receive and release the steering gear the free end with receive and release round pin swing joint.
The present invention is preferably configured such that the free end of the traction rod is hooked with a traction member, and the traction member is hooked with the fourth steering gear support.
In the present invention, preferably, the pulling member is provided as an extension spring.
The utility model discloses in, preferably, the spacing groove has been seted up on the hinge axostylus axostyle, the spacing groove slides through spacing pin and is provided with the limiting plate, limiting plate and fuselage fixed connection.
In the present invention, preferably, the elastic member is provided as a compression spring.
The utility model has the advantages and positive effects that:
(1) an operator rotates the inner handle clockwise or the outer handle anticlockwise, the handle drives the handle rotating shaft to rotate so as to drive the rotating connecting plate to rotate, the rotating connecting plate tensions the steel wire rope to move close to the actuating mechanism, the steel wire rope drives the transmission steering gear to rotate, one end of the transmission steering gear connected with the steel wire rope is close to the steel wire rope to rotate, the other end of the transmission steering gear respectively pulls the upper hinge assembly and the lower hinge assembly to move close to one side of the steel wire rope in a translation manner, the hinge shaft rod moves close to the transmission steering gear, the hinge shaft rod drives the hinge steering gear to rotate at the moment, the hinge steering gear of the lower hinge assembly swings clockwise, the hinge steering gear of the upper hinge assembly swings anticlockwise, and the hinge steering gear drives the shaft pin to separate from the; through the mutual matching among the actuating mechanism, the transmission assembly, the upper hinge assembly and the lower hinge assembly, the emergency throwing of the cabin door from the outside or inside of the cabin can be realized simply by rotating the handle by an operator, the throwing of the cabin door is realized by utilizing the linkage mechanism, and the emergency throwing device is simple to operate and convenient to use.
(2) Along with the rotation of the rotating connection plate, one end of the linkage rod connected with the rotating connection plate swings downwards and clockwise, the other end of the linkage rod moves downwards and drives one end of the connecting rod steering gear to rotate anticlockwise, so that the other end of the connecting rod steering gear moves leftwards along the second steering gear support, the air supporting rod pin movably connected with the connecting rod steering gear moves leftwards along the connecting seat, the separation from the cabin door is completed, a plurality of shaft pins are matched with each other, and the locking state of the air supporting rod pin and the cabin door is released.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is an overall structural view of an emergency release structure of an aircraft door according to the present invention;
fig. 2 is a schematic structural diagram of an actuator of an emergency release structure of an aircraft door according to the present invention;
fig. 3 is a schematic structural connection diagram of a transmission assembly and an upper hinge assembly of an emergency release structure of an aircraft door according to the present invention;
fig. 4 is a schematic structural view of the retraction assembly of the emergency release structure of the aircraft door according to the present invention;
fig. 5 is a schematic view of the structural connection between the transmission assembly and the lower hinge assembly of the emergency release structure of an aircraft door according to the present invention;
in the figure: 1. an actuator; 11. a handle; 12. a handle spindle; 13. a support bar; 14. connecting sheets; 15. rotating the connecting plate; 16. a strut support; 17. an elastic member; 2. a linkage mechanism; 21. an upper hinge assembly; 211. a hinge shaft lever; 212. a hinge diverter; 213. a shaft pin; 214. a first diverter support; 22. a lower hinge assembly; 3. a connecting rod assembly; 31. a linkage rod; 32. a link diverter; 33. a second diverter support; 34. a connecting seat; 4. a gas strut pin; 5. a transmission assembly; 51. a wire rope; 52. a transmission diverter; 53. a third diverter support; 6. a retraction assembly; 61. a draw bar; 62. retracting and releasing a steering gear; 63. retracting and releasing the pin; 64. a fourth diverter support; 7. a traction member; 8. a limiting groove; 9. a limit pin; 10. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 5, an emergency release structure of an aircraft cabin door is fixedly arranged on a fuselage through a support, the emergency release structure is arranged around the cabin door, the emergency release structure comprises an actuating mechanism 1 and a linkage mechanism 2 in transmission connection with the actuating mechanism 1, the cabin door is movably sleeved on the linkage mechanism 2, and the actuating mechanism 1 is used for driving the linkage mechanism 2 to move so as to separate the linkage mechanism 2 from the cabin door; the linkage mechanism 2 comprises an upper hinge assembly 21 and a lower hinge assembly 22, the actuating mechanism 1 is in transmission connection with the upper hinge assembly 21 and the lower hinge assembly 22 through a transmission assembly 5, and the actuating mechanism 1 is movably connected with a gas strut pin 4 through a connecting rod assembly 3. The actuating mechanism 1 is arranged to drive the linkage mechanism 2 to rotate so as to enable the linkage mechanism 2 to be separated from the cabin door, the linkage mechanism 2 comprises an upper hinge assembly 21 and a lower hinge assembly 22, the actuating mechanism 1 respectively drives a pin shaft of the upper hinge assembly 21 and a pin shaft of the lower hinge assembly 22 to be separated from the cabin door through a transmission assembly 5, and meanwhile, the cabin door is integrated and the throwing structure is separated in place through matching.
In this embodiment, further, the actuating mechanism 1 includes a handle 11, a handle rotating shaft 12 and a supporting rod 13, the handle 11 is fixedly connected to two ends of the handle rotating shaft 12, the handle 11 is connected to a handle support through the handle rotating shaft 12, the handle rotating shaft 12 is fixedly connected to a connecting piece 14 and a rotating connecting plate 15, one end of the supporting rod 13 is fixedly connected to the machine body through a supporting rod support 16, the other end of the supporting rod 13 is connected to an end shaft of the connecting piece 14, an elastic member 17 is sleeved outside the supporting rod 13, and the supporting rod 13 is a telescopic rod. An operator can operate the throwing structure by simply rotating the handle 11, so that the handle 11 drives the handle rotating shaft 12 to rotate to drive the rotating connecting plate 15 to rotate, the rotating connecting plate 15 tensions the steel wire rope 51 to move close to the actuating mechanism 1, the steel wire rope 51 drives the transmission steering gear 52 to rotate, one end of the transmission steering gear 52 connected with the steel wire rope 51 is close to the steel wire rope 51 to rotate, and the other end of the transmission steering gear 52 respectively pulls the upper hinge assembly 21 and the lower hinge assembly 22 to move close to one side of the steel wire rope 51 in a translation manner.
In this embodiment, further, the transmission assembly 5 includes a wire rope 51, a transmission steering gear 52 and a third steering gear support 53, one end of the wire rope 51 is connected with the rotating connecting plate 15 through a rotating shaft, the other end of the wire rope 51 is connected with the transmission steering gear 52 through a rotating shaft, and the rotating shaft of the transmission steering gear 52 is rotatably connected with the third steering gear support 53. The transmission assembly 5 is arranged to convert the acting force applied by the actuating mechanism 1 from the vertical direction to the horizontal direction and apply the acting force to the upper hinge assembly 21 and the lower hinge assembly 22, and the structure is flexible and reasonable.
In this embodiment, further, the link assembly 3 includes a linkage 31 and a link steering gear 32, one end of the linkage 31 is connected to the rotating shaft of the rotating connecting plate 15, the other end of the linkage 31 is connected to the rotating shaft of the link steering gear 32, a second steering gear support 33 is movably inserted into the link steering gear 32, the link steering gear 32 is connected to the air supporting rod pin 4 through a shaft, a connecting seat 34 is fixedly disposed on the second steering gear support 33, and the air supporting rod pin 4 is movably inserted into the connecting seat 34. With the rotation of the rotating connecting plate 15, one end of the linkage rod 31 connected with the rotating connecting plate 15 swings downwards and clockwise, the other end of the linkage rod 31 moves downwards and drives one end of the link rod steering gear 32 to rotate anticlockwise, so that the other end of the link rod steering gear 32 moves leftwards along the second steering gear support 33, and the gas strut pin 4 movably connected with the link rod steering gear 32 moves leftwards along the connecting seat 34, and the separation from the cabin door is completed.
In the present embodiment, further, the upper hinge assembly 21 and the lower hinge assembly 22 are arranged in parallel, the upper hinge assembly 21 includes a hinge shaft 211, a hinge steering gear 212 and a shaft pin 213, the hinge shaft 211 and the transmission steering gear 52 are movably connected by a rotating shaft, one end of the hinge steering gear 212 is movably connected with the hinge shaft 211 by a rotating shaft, the other end of the hinge steering gear 212 is movably connected with the shaft pin 213, the rotating shaft of the hinge steering gear 212 is rotatably connected with a first steering gear support 214, and the lower hinge assembly 22 and the upper hinge assembly 21 have the same structure. In the embodiment, further, the free end of the upper hinge assembly 21 is in transmission connection with a retraction assembly 6 through a transmission assembly 5, the retraction assembly 6 comprises a traction rod 61, a retraction steering gear 62, a retraction pin 63 and a fourth steering gear support 64, a steel wire rope 51 on the retraction assembly 6 is in rotational connection with the traction rod 61, the middle part of the traction rod 61 is in rotational connection with the fourth steering gear support 64 through a rotating shaft, the rotating shaft of the traction rod 61 is fixedly connected with the retraction steering gear 62, and the free end of the retraction steering gear 62 is movably connected with the retraction pin 63. The hinge shaft 211 moves closer to the transmission gear 52, and at this time, the hinge shaft 211 drives the hinge gear 212 to rotate, the hinge gear 212 of the lower hinge assembly 22 swings clockwise, the hinge gear 212 of the upper hinge assembly 21 swings counterclockwise, and the hinge gear 212 drives the shaft pin 213 to disengage from the door (move rightward).
In the present embodiment, further, the free end of the traction rod 61 is hooked with the traction member 7, and the traction member 7 is hooked with the fourth steering gear support 64.
In the present embodiment, furthermore, the pulling member 7 is provided as a tension spring. The traction member 7 is an extension spring to overcome the tension of the traction rod 61, and when the operator releases the handle 11, the traction member 7 drives the traction rod 61 to return to the initial position.
In this embodiment, further, the hinge shaft 211 is provided with a limiting groove 8, the limiting groove 8 is slidably provided with a limiting plate 10 through a limiting pin 9, and the limiting plate 10 is fixedly connected with the machine body. By arranging the limiting plate 10, the moving directions of the upper hinge assembly 21 and the lower hinge assembly 22 can be ensured to be the moving directions along the direction in which the limiting pin 9 connected with the limiting plate 10 is matched with the limiting groove 8, and the limiting plate 10 is fixedly connected to the machine body, so that the transmission consistency of the throwing structure is ensured.
In the present embodiment, further, the elastic member 17 is provided as a compression spring. So the outside cover of bracing piece 13 is equipped with elastic component 17, elastic component 17 sets up to compression spring, and elastic component 17 produces elastic deformation and is compressed when operating personnel twist grip 11, and compression spring resumes because the restoring force returns to natural elongation when being convenient for operating personnel loosen grip 11, drives the extension of bracing piece 13 to drive connection piece 14 anticlockwise rotation, connection piece 14 drives handle pivot 12 anticlockwise rotation, thereby makes grip 11 resume initial position.
The utility model discloses a theory of operation and working process as follows: to illustrate from the perspective of looking outward from the inside of the cabin door, in use, an operator rotates the inside handle 11 clockwise or rotates the outside handle 11 counterclockwise, the handle 11 drives the handle rotating shaft 12 to rotate and drive the rotating connecting plate 15 to rotate, the rotating connecting plate 15 tensions the steel wire rope 51 to move close to the actuator 1, the steel wire rope 51 drives the transmission steering gear 52 to rotate, the transmission steering gear 52 is arranged in a V shape, one end of the transmission steering gear 52 connected with the steel wire rope 51 is close to the steel wire rope 51 to rotate, the other end of the transmission steering gear 52 respectively pulls the upper hinge assembly 21 and the lower hinge assembly 22 to move close to one side of the steel wire rope 51 in a translation manner, because the upper hinge assembly 21 and the lower hinge assembly 22 are both arranged to comprise the hinge shaft rod 211, the hinge steering gear 212, the shaft pin 213 and the hinge rod 211 move close, the hinge deflector 212 of the lower hinge assembly 22 swings clockwise, the hinge deflector 212 of the upper hinge assembly 21 swings counterclockwise, the hinge deflector 212 drives the shaft pin 213 to be separated from the door (to the right), on the other hand, as the rotation of the rotation link plate 15, one end of the trace 31 connected to the rotation link plate 15 swings downward and clockwise, the other end of the trace 31 moves downward and drives one end of the link deflector 32 to rotate counterclockwise, so that the other end of the link deflector 32 moves leftward along the second deflector seat 33, and the gas strut pin 4 movably connected to the link deflector 32 moves leftward along the connection seat 34, completing the separation from the door.
Because the free end of the upper hinge assembly 21 is in transmission connection with the retractable assembly 6 through the transmission assembly 5, when the hinge shaft rod 211 of the upper hinge assembly 21 moves leftwards, the transmission steering gear 52 connected with the hinge shaft rod 211 rotates anticlockwise to drive the steel wire rope 51 to move upwards to draw close to the retractable assembly 6, the retractable assembly 6 comprises a traction rod 61, a retractable steering gear 62, a retractable pin 63 and a fourth steering gear support 64, the steel wire rope 51 on the retractable assembly 6 is in rotation connection with the traction rod 61, the middle part of the traction rod 61 is in rotation connection with the fourth steering gear support 64 through a rotating shaft, the rotating shaft of the traction rod 61 is fixedly connected with the retractable steering gear 62, the free end of the retractable steering gear 62 is movably connected with the retractable pin 63, the steel wire rope 51 drives the traction rod 61 to rotate anticlockwise along the rotating shaft in the middle part of the traction rod 61, the retractable steering gear 62 connected with the rotating shaft swings anticlockwise, and the retractable pin 63 movably connected And the upper cabin door and the lower cabin door are separated from a plurality of pin shafts at the same time and fall under the action of gravity, so that personnel in or out of the cabin can conveniently drop the upper cabin door into the machine or throw the upper cabin door out of the machine.
The free end of the traction rod 61 is hooked with a traction piece 7, the traction piece 7 is hooked with the fourth steering gear support 64, the traction piece 7 is an extension spring and used for overcoming the tension of the traction rod 61, and when an operator loosens the handle 11, the traction piece 7 drives the traction rod 61 to return to the initial position. So the outside cover of bracing piece 13 is equipped with elastic component 17, elastic component 17 sets up to compression spring, and elastic component 17 produces elastic deformation and is compressed when operating personnel twist grip 11, and compression spring resumes because the restoring force returns to natural elongation when being convenient for operating personnel loosen grip 11, drives the extension of bracing piece 13 to drive connection piece 14 anticlockwise rotation, connection piece 14 drives handle pivot 12 anticlockwise rotation, thereby makes grip 11 resume initial position. Through the mutual matching among the actuating mechanism 1, the transmission assembly 5, the upper hinge assembly 21 and the lower hinge assembly 22, the emergency throwing of the cabin door from the outside or inside of the cabin can be realized by an operator simply by rotating the handle 11, the throwing of the cabin door is realized by utilizing the linkage mechanism 2, the operation is simple, the use is convenient, and the integrated cabin door throwing structure is designed to realize the simultaneous throwing work of the cabin door of the airplane through linkage matching.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (10)
1. An emergency throwing structure of an airplane cabin door is fixedly arranged on a fuselage through a support and is arranged around the cabin door, and the emergency throwing structure is characterized by comprising an executing mechanism (1) and a linkage mechanism (2) in transmission connection with the executing mechanism (1), the cabin door is movably sleeved on the linkage mechanism (2), and the executing mechanism (1) is used for driving the linkage mechanism (2) to move so as to enable the linkage mechanism (2) to be separated from the cabin door;
the linkage mechanism (2) comprises an upper hinge assembly (21) and a lower hinge assembly (22), the actuating mechanism (1) is in transmission connection with the upper hinge assembly (21) and the lower hinge assembly (22) through a transmission assembly (5), and the actuating mechanism (1) is movably connected with a gas strut pin (4) through a connecting rod assembly (3).
2. The emergency release structure of an aircraft door according to claim 1, wherein the actuator (1) comprises a handle (11), a handle rotating shaft (12) and a support rod (13), the handle (11) is fixedly connected to two ends of the handle rotating shaft (12), the handle (11) is connected to a handle support through the handle rotating shaft (12), the handle rotating shaft (12) is fixedly connected to a connecting piece (14) and a rotating connecting plate (15), one end of the support rod (13) is fixedly arranged on the aircraft body through a support rod bracket (16), the other end of the support rod (13) is connected to an end shaft of the connecting piece (14), an elastic piece (17) is sleeved outside the support rod (13), and the support rod (13) is arranged as a telescopic rod.
3. The emergency release structure of an aircraft door according to claim 2, wherein the transmission assembly (5) comprises a steel wire rope (51), a transmission steering gear (52) and a third steering gear support (53), one end of the steel wire rope (51) is connected with the rotating shaft of the rotating connecting plate (15), the other end of the steel wire rope (51) is connected with the rotating shaft of the transmission steering gear (52), and the rotating shaft of the transmission steering gear (52) is rotatably connected with the third steering gear support (53).
4. The emergency throwing structure of an aircraft door according to claim 2, wherein the connecting rod assembly (3) comprises a linkage rod (31) and a connecting rod steering gear (32), one end of the linkage rod (31) is connected with the rotating shaft of the rotating connecting plate (15), the other end of the linkage rod (31) is connected with the rotating shaft of the connecting rod steering gear (32), a second steering gear support (33) is movably arranged on the connecting rod steering gear (32) in a penetrating manner, the connecting rod steering gear (32) is connected with the air supporting rod pin (4) in a shaft manner, a connecting seat (34) is fixedly arranged on the second steering gear support (33), and the air supporting rod pin (4) is movably arranged on the connecting seat (34) in a penetrating manner.
5. The emergency release structure of an aircraft door according to claim 3, wherein the upper hinge assembly (21) and the lower hinge assembly (22) are arranged in parallel, the upper hinge assembly (21) comprises a hinge shaft (211), a hinge steering gear (212) and a shaft pin (213), the hinge shaft (211) and the transmission steering gear (52) are movably connected through a rotating shaft, one end of the hinge steering gear (212) is movably connected with the hinge shaft (211) through the rotating shaft, the other end of the hinge steering gear (212) is movably connected with the shaft pin (213), the rotating shaft of the hinge steering gear (212) is rotatably connected with a first steering gear support (214), and the lower hinge assembly (22) and the upper hinge assembly (21) have the same structure.
6. The emergency throwing structure of an aircraft door according to claim 1, wherein the free end of the upper hinge assembly (21) is in transmission connection with a retracting assembly (6) through the transmission assembly (5), the retracting assembly (6) comprises a traction rod (61), a retracting diverter (62), a retracting pin (63) and a fourth diverter support (64), a steel wire rope (51) on the retracting assembly (6) is in rotational connection with the traction rod (61), the middle part of the traction rod (61) is in rotational connection with the fourth diverter support (64) through a rotating shaft, the rotating shaft of the traction rod (61) is fixedly connected with the retracting diverter (62), and the free end of the retracting diverter (62) is in movable connection with the retracting pin (63).
7. The emergency release arrangement of an aircraft door according to claim 6, characterized in that the free end of the drawbar (61) is hooked with a towing element (7), the towing element (7) being hooked with the fourth deflector seat (64).
8. Emergency release arrangement for an aircraft door according to claim 7, characterized in that the pulling element (7) is provided as a tension spring.
9. The emergency release structure of an aircraft door according to claim 5, wherein the hinge shaft rod (211) is provided with a limiting groove (8), the limiting groove (8) is slidably provided with a limiting plate (10) through a limiting pin (9), and the limiting plate (10) is fixedly connected with the aircraft body.
10. Emergency release arrangement for an aircraft door according to claim 2, characterized in that the elastic element (17) is provided as a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712020.2U CN212716271U (en) | 2020-04-30 | 2020-04-30 | Emergency throwing structure of airplane cabin door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712020.2U CN212716271U (en) | 2020-04-30 | 2020-04-30 | Emergency throwing structure of airplane cabin door |
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| Publication Number | Publication Date |
|---|---|
| CN212716271U true CN212716271U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020712020.2U Active CN212716271U (en) | 2020-04-30 | 2020-04-30 | Emergency throwing structure of airplane cabin door |
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| CN (1) | CN212716271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562154A (en) * | 2021-08-25 | 2021-10-29 | 成都飞机工业（集团）有限责任公司 | Opening and closing mechanism of aircraft cabin cover, aircraft cabin mechanism and opening and closing method of aircraft cabin cover |
| CN115434596A (en) * | 2022-10-12 | 2022-12-06 | 中国航空工业集团公司西安飞机设计研究所 | Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power |
-
2020
- 2020-04-30 CN CN202020712020.2U patent/CN212716271U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562154A (en) * | 2021-08-25 | 2021-10-29 | 成都飞机工业（集团）有限责任公司 | Opening and closing mechanism of aircraft cabin cover, aircraft cabin mechanism and opening and closing method of aircraft cabin cover |
| CN113562154B (en) * | 2021-08-25 | 2024-03-15 | 成都飞机工业（集团）有限责任公司 | Opening and closing mechanism of aircraft cabin cover, aircraft cabin mechanism and opening and closing method of aircraft cabin cover |
| CN115434596A (en) * | 2022-10-12 | 2022-12-06 | 中国航空工业集团公司西安飞机设计研究所 | Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power |
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