CN115434596A - Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power - Google Patents
Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power Download PDFInfo
- Publication number
- CN115434596A CN115434596A CN202211250108.7A CN202211250108A CN115434596A CN 115434596 A CN115434596 A CN 115434596A CN 202211250108 A CN202211250108 A CN 202211250108A CN 115434596 A CN115434596 A CN 115434596A
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- China
- Prior art keywords
- chain wheel
- mounting
- chain
- hinge
- emergency
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- Pending
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 7
- 239000000725 suspension Substances 0.000 claims abstract description 53
- 239000000872 buffer Substances 0.000 claims abstract description 23
- 230000033001 locomotion Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
- E05F15/53—Power-operated mechanisms for wings using fluid-pressure actuators for swinging wings
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/02—Parts for attachment, e.g. flaps
- E05D5/06—Bent flaps
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F11/00—Man-operated mechanisms for operating wings, including those which also operate the fastening
- E05F11/54—Man-operated mechanisms for operating wings, including those which also operate the fastening for doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The application provides an aircraft hatch door hinge system with balanced buffering and emergent auxiliary power includes: the emergency actuator comprises a suspension hinge, a driving chain wheel shaft and a driven chain wheel shaft are respectively arranged on two sides of the suspension hinge, the driving chain wheel shaft is fixedly provided with a driving chain wheel, the driven chain wheel shaft is fixedly provided with a driven chain wheel, the outer side surface of the suspension hinge is provided with a first mounting support used for mounting a second guide chain wheel, a second mounting support used for mounting a buffer and a third mounting support used for mounting a pressure accumulator, and the inner side surface of the suspension hinge is provided with a fourth mounting support used for mounting the first guide chain wheel and a fifth mounting support used for mounting an emergency actuator; the fixed supporting seat is fixed with the driving chain wheel shaft and is connected to the door frame; the first chain is meshed with the driving chain wheel, the first guide chain wheel and the second guide chain wheel respectively, and two ends of the first chain are connected to the buffer and the emergency actuator respectively; and the second chain is meshed with the driven chain wheel, and two ends of the second chain are also respectively connected to the buffer and the emergency actuator.
Description
Technical Field
The application belongs to the technical field of aircraft cabin door mechanisms, and particularly relates to an aircraft cabin door hinge system with balanced buffering and emergency auxiliary power.
Background
Aircraft door hinge systems typically provide a simple machined hinge, one end of which is hinged to the door and the other end of which is hinged to the door frame, for connecting the door to the door frame.
In the process of opening and closing the cabin door, the movement posture and the movement track of the cabin door need to be controlled and realized by a special movement mechanism, the movement speed of the cabin door needs to be realized by a special buffer system, and a special emergency auxiliary power system needs to be arranged to realize the functions of the cabin door.
Therefore, the existing aircraft cabin door hinge system is complex in movement mechanism, large in cabin door structure space occupation, difficult to install and debug and high in weight cost.
Disclosure of Invention
It is an object of the present application to provide an aircraft door hinge system with balanced cushioning and emergency assistance power to address or mitigate at least one of the problems of the background art.
The technical scheme of the application is as follows: an aircraft door hinge system with balanced cushioning and emergency assistance power, comprising:
the emergency actuator comprises a suspension hinge, a driving chain wheel shaft and a driven chain wheel shaft are respectively arranged on two sides of the suspension hinge, a driving chain wheel is fixedly arranged on the driving chain wheel shaft, a driven chain wheel is fixedly arranged on the driven chain wheel shaft, a first mounting support used for mounting a second guide chain wheel, a second mounting support used for mounting a buffer and a third mounting support used for mounting a pressure accumulator are arranged on the outer side surface of the suspension hinge, and a fourth mounting support used for mounting the first guide chain wheel and a fifth mounting support used for mounting the emergency actuator are arranged on the inner side surface of the suspension hinge;
the fixed supporting seat is fixed with the driving chain wheel shaft and connected to the door frame;
the first guide chain wheel and the second guide chain wheel are respectively arranged on the fourth mounting support and the first mounting support;
the buffer and the emergency actuator are respectively arranged on the second mounting support and the fifth mounting support;
an accumulator mounted to the third mounting support and supplied with pressure through a pressure pipe;
the first chain is meshed with the driving chain wheel, the first guide chain wheel and the second guide chain wheel respectively, and two ends of the first chain are connected to the buffer and the emergency actuator respectively;
and the second chain is meshed with the driven chain wheel, and two ends of the second chain are respectively connected to the buffer and the emergency actuator.
Further, the suspension hinge is generally of a bent type.
Furthermore, one side of the suspension hinge mounting driving chain wheel shaft is provided with at least three first lugs, the upper and lower first lugs are respectively connected with two hinge supports on the door frame and used for suspending the suspension hinge on the door frame, and the middle two first lugs are used for mounting the driving chain wheel.
Furthermore, one side of the suspension hinge for mounting the driven chain wheel shaft is provided with two second single lugs for mounting the driven chain wheel shaft.
Furthermore, a first mounting support for mounting a second guide chain wheel is arranged on a bending part of the outer side surface of the suspension hinge.
Further, the first chain is connected to the rodless cavity joint of the buffer, and the second chain is connected to the rod cavity joint of the buffer;
the first chain is connected to the rod cavity joint of the emergency actuator, and the second chain is connected to the rodless cavity joint of the emergency actuator.
Further, the first chain is connected to the rod cavity joint of the buffer, and the second chain is connected to the rodless cavity joint of the buffer;
the first chain is connected to the rodless cavity joint of the emergency actuator, and the second chain is connected to the rod cavity joint of the emergency actuator.
The application provides an aircraft cabin door hinge system with balanced buffering and emergent auxiliary power hangs the hinge through setting up a hatch door, and integrated chain sprocket mechanism on hanging the hinge, the gesture of control hatch door opening and closing in-process, integrated buffer on hanging the hinge, the control hatch door is opened and is closed the moving speed of in-process, and integrated emergent actuator and the accumulator of opening is hung on the hinge, realizes that the emergency of hatch door is opened. This application has realized hatch door hinge, hatch door attitude control mechanism, buffer, emergent integrated design who opens actuator and accumulator, has simplified the motion and has constituteed, has reduced the installation and debugging degree of difficulty, has improved motion's manufacturing and installation accuracy, alleviates structural weight, reduces production, manufacturing, installation and debugging cost.
Drawings
In order to more clearly illustrate the technical solutions provided by the present application, the following briefly introduces the accompanying drawings. It is to be understood that the drawings described below are merely exemplary of some embodiments of the application.
Fig. 1 is a schematic view of an aircraft door hinge system of the present application.
Fig. 2 is an exploded view of the aircraft door hinge system of the present application.
Fig. 3 is a schematic view of the hinge of the present application from the outside.
Fig. 4 is a schematic view of the inside of the hinge of the present application.
Fig. 5 is a schematic view of the installation of the driven sprocket shaft of the present application on a hatch door.
Fig. 6 is a schematic view of an aircraft door hinge system installation of the present application.
Fig. 7 is a schematic view of the working principle of the aircraft door hinge system of the present application.
Fig. 8 is a schematic view of the state of the aircraft door hinge system and the cabin door of the present application.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application.
As shown in fig. 1 to 8, the present application provides an aircraft door hinge system with balanced damping and emergency auxiliary power, comprising: the device comprises a suspension hinge 1, a driving chain wheel shaft 2, a fixed supporting seat 3, a driving chain wheel 4, a first chain 5, a first guide chain wheel 6, a second guide chain wheel 7, an emergency actuator 8, a buffer 9, a second chain 10, a driven chain wheel shaft 11, a driven chain wheel 12, a pressure accumulator 13 and a pressure pipe 14.
As shown in fig. 2 to 4, the suspension hinge 1 is bent at a certain angle as a whole, one side of the suspension hinge is provided with four first lugs 101, the upper and lower first lugs 101 are respectively connected with two hinge supports on a door frame for suspending the suspension hinge 1 on the door frame, and the middle two first lugs 101 are used for mounting the driving sprocket 4.
Two second single ears 102 are provided on the other side of the suspension hinge 1 for mounting the driven sprocket shaft 11.
The outer side surface of the suspension hinge 1 is provided with a first mounting seat 103 for mounting the second guide sprocket 7 at a bent portion, and a second mounting seat 104 of the damper 9 and a third mounting seat 105 of the accumulator 13 are provided at the left portion of the outer side surface.
The inner side of the suspension hinge 1 is provided with a fourth mounting bracket 106 for mounting the first guiding sprocket 6 and a fifth mounting bracket 107 for the emergency actuator 8.
The driving sprocket shaft 2 is installed on the first single lug 101 of the suspension hinge 1, the fixing support seat 3 is fixedly connected with the driving sprocket shaft 2 and fixedly connected to the doorframe structure, the driving sprocket 4 is sleeved on the driving sprocket shaft 2 and fixedly connected with the driving sprocket shaft 2, and when the suspension hinge 1 rotates around the rotating shafts of the driving sprocket shaft 2 and the doorframe, the driving sprocket shaft 2, the fixing support seat 3 and the driving sprocket 4 keep the positions motionless.
The driven sprocket shaft 11 is installed on the second single lug 102 of the suspension hinge 1, the driven sprocket 12 is sleeved on the driven sprocket shaft 11 and is fixedly connected with the driven sprocket shaft 11, the upper part of the driven sprocket shaft 11 is provided with a double lug joint 111, the double lug joint 111 is connected with the upper joint of the cabin door structure, the lower part of the driven sprocket shaft 11 is provided with a transverse rotating shaft 112, and the transverse rotating shaft 112 is connected with the lower joint of the cabin door structure. When the driven sprocket 12 rotates around its rotation axis, it drives the driven sprocket shaft 11 to rotate synchronously, and further drives the cabin door structure to rotate synchronously.
The first chain 5 is installed on the suspension hinge 1 and respectively meshed with the driving sprocket 4, the first guide sprocket 6 and the second guide sprocket 7, one part of the first chain is located outside the suspension hinge 1, and the other part of the first chain is located inside the suspension hinge 1. The joint at one side of the chain 5 positioned outside the suspension hinge 1 is hinged with the rodless cavity joint of the buffer 9, and the joint at the other side of the chain 5 positioned inside the suspension hinge 1 is hinged with the rod cavity joint of the emergency actuator 8.
The second chain 10 is mounted on the suspension hinge 1 to be engaged with the driven sprocket 12, and has one portion located outside the suspension hinge 1 and the other portion located inside the suspension hinge 1. One side joint of the second chain 10 positioned on the outer side of the suspension hinge 1 is hinged with the rod cavity joint of the buffer 9, and the other side joint of the second chain 10 positioned on the inner side of the suspension hinge 1 is hinged with the rodless cavity joint of the emergency actuator 8.
In this embodiment, the damper 9 and the emergency actuator 8 of the first chain 5 and the second chain 7 are reversed simultaneously.
The pressure accumulator 13 is mounted on the suspension joint 1 and is connected to the emergency actuator 8 via a pressure line 14.
When the cabin door is normally opened, the pressure of the pressure accumulator 13 and the emergency actuator 8 is in a cut-off state, the suspension hinge 1 is pushed outwards, the suspension hinge 1 rotates outwards around a rotating shaft of the suspension hinge 1 and a rotating shaft of a door frame, the chain 5, the guide chain wheel 6, the guide chain wheel 7, the emergency actuator 8, the buffer 9, the chain 10, the driven chain wheel shaft 11, the driven chain wheel 12, the pressure accumulator 13 and the pressure pipe 14 rotate synchronously along with the suspension hinge 1, the chain 5 and the chain 10 rotate around rotating shafts of the driving chain wheel shaft 2 and the driving chain wheel 4 while rotating outwards synchronously along with the suspension hinge 1 due to the fact that the driving chain wheel shaft 2, the fixed support seat 3 and the driving chain wheel 4 keep fixed in position, the driven chain wheel shaft 11 rotates around the rotating shaft of the driven chain wheel shaft 11 through motion transmission of the driven chain wheel 12 fixedly connected with the driven chain wheel shaft 11, the cabin door is further driven to rotate around the suspension hinge 1, the cabin door rotates outwards along with the suspension hinge 1, the cabin door rotates synchronously outwards and keeps the posture of the cabin door unchanged, and when the suspension hinge 1 moves in place completely, the cabin door keeps the translational posture of the cabin door moving state to a completely opened position parallel with the appearance of the body.
When the hatch door is opened emergently, the pressure accumulator 13 and the emergency actuator 8 are communicated through the control system, the pressure accumulator 13 supplies pressure to the emergency actuator 8, the piston rod of the emergency actuator 8 is driven to move, the chain 5 and the chain 10 are driven, the driving suspension hinge 1 rotates outwards around the rotating shaft of the driving suspension hinge and the door frame, and then the hatch door is driven to be opened outwards.
The application provides an aircraft cabin door hinge system with balanced buffering and emergent auxiliary power hangs the hinge through setting up a hatch door, and integrated chain sprocket mechanism on hanging the hinge, the gesture of control hatch door opening and closing in-process, integrated buffer on hanging the hinge, the control hatch door is opened and is closed the moving speed of in-process, and integrated emergent actuator and the accumulator of opening is hung on the hinge, realizes that the emergency of hatch door is opened.
The integrated comprehensive design of hatch door hinge, hatch door attitude control mechanism, buffer, emergent actuator and accumulator of opening has been realized to this application, has simplified the motion and has become, has reduced the installation and debugging degree of difficulty, has improved motion's manufacturing and installation accuracy, alleviates structure weight, reduction production, manufacturing, installation and debugging cost.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. An aircraft cabin door hinge system with balanced buffering and emergent auxiliary power, its characterized in that includes:
the emergency actuator comprises a suspension hinge, a driving chain wheel shaft and a driven chain wheel shaft are respectively arranged on two sides of the suspension hinge, a driving chain wheel is fixedly arranged on the driving chain wheel shaft, a driven chain wheel is fixedly arranged on the driven chain wheel shaft, a first mounting support used for mounting a second guide chain wheel, a second mounting support used for mounting a buffer and a third mounting support used for mounting a pressure accumulator are arranged on the outer side surface of the suspension hinge, and a fourth mounting support used for mounting the first guide chain wheel and a fifth mounting support used for mounting an emergency actuator are arranged on the inner side surface of the suspension hinge;
the fixed supporting seat is fixed with the driving chain wheel shaft and connected to the door frame;
the first guide chain wheel and the second guide chain wheel are respectively arranged on the fourth mounting support and the first mounting support;
the buffer and the emergency actuator are respectively arranged on the second mounting support and the fifth mounting support;
an accumulator mounted to the third mounting support and supplied with pressure through a pressure pipe;
the first chain is meshed with the driving chain wheel, the first guide chain wheel and the second guide chain wheel respectively, and two ends of the first chain are connected to the buffer and the emergency actuator respectively;
and the second chain is meshed with the driven chain wheel, and two ends of the second chain are respectively connected to the buffer and the emergency actuator.
2. An aircraft cabin door hinge system with balanced cushioning and emergency auxiliary power according to claim 1, characterized in that said suspension hinge is generally of a bent type.
3. The aircraft cabin door hinge system with balanced cushioning and emergency assistance according to claim 2, wherein said suspension hinge mounting drive sprocket shaft has at least three first single lugs on one side, the upper and lower first single lugs being respectively connected to two hinge supports on the door frame for suspending the suspension hinge on the door frame, and the middle first single lugs being used for mounting the drive sprocket.
4. An aircraft cabin door hinge system with balanced cushioning and emergency auxiliary power according to claim 2, characterized in that the side of the suspension hinge where the driven sprocket shaft is mounted is provided with two second lugs for mounting the driven sprocket shaft.
5. An aircraft door hinge system with balanced cushioning and emergency auxiliary power according to claim 2, wherein the first mounting bracket for mounting the second guide sprocket is provided at an outer side surface bend of the suspension hinge.
6. An aircraft door hinge system with balanced cushioning and emergency auxiliary power according to claim 1, wherein a first chain is connected to the rodless cavity joint of the bumper and a second chain is connected to the rod cavity joint of the bumper;
the first chain is connected to the rod cavity joint of the emergency actuator, and the second chain is connected to the rodless cavity joint of the emergency actuator.
7. An aircraft door hinge system with balanced cushioning and emergency auxiliary power according to claim 1, wherein a first chain is connected to the rod cavity joint of the bumper and a second chain is connected to the rodless cavity joint of the bumper;
the first chain is connected to the rodless cavity joint of the emergency actuator, and the second chain is connected to the rod cavity joint of the emergency actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211250108.7A CN115434596A (en) | 2022-10-12 | 2022-10-12 | Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211250108.7A CN115434596A (en) | 2022-10-12 | 2022-10-12 | Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115434596A true CN115434596A (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211250108.7A Pending CN115434596A (en) | 2022-10-12 | 2022-10-12 | Aircraft cabin door hinge system with balanced buffering and emergent auxiliary power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115434596A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060169425A1 (en) * | 2003-02-21 | 2006-08-03 | Long Roger G | Folding leaf gate |
| US20130256458A1 (en) * | 2012-03-27 | 2013-10-03 | Eurocopter Deutschland Gmbh | Emergency opening system of an aircraft cabin door |
| CN104695794A (en) * | 2013-12-09 | 2015-06-10 | 庆安集团有限公司 | Hinge mechanism for opening cabin door in parallel |
| CN207108329U (en) * | 2017-08-23 | 2018-03-16 | 无锡华东重型机械股份有限公司 | Rail-mounted gantry container crane lifting mechanism with emergency driving device |
| CN212716271U (en) * | 2020-04-30 | 2021-03-16 | 天津龙创世纪汽车设计有限公司 | Emergency throwing structure of airplane cabin door |
-
2022
- 2022-10-12 CN CN202211250108.7A patent/CN115434596A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060169425A1 (en) * | 2003-02-21 | 2006-08-03 | Long Roger G | Folding leaf gate |
| US20130256458A1 (en) * | 2012-03-27 | 2013-10-03 | Eurocopter Deutschland Gmbh | Emergency opening system of an aircraft cabin door |
| CN104695794A (en) * | 2013-12-09 | 2015-06-10 | 庆安集团有限公司 | Hinge mechanism for opening cabin door in parallel |
| CN207108329U (en) * | 2017-08-23 | 2018-03-16 | 无锡华东重型机械股份有限公司 | Rail-mounted gantry container crane lifting mechanism with emergency driving device |
| CN212716271U (en) * | 2020-04-30 | 2021-03-16 | 天津龙创世纪汽车设计有限公司 | Emergency throwing structure of airplane cabin door |
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