CN206957414U - A kind of aircraft door lifting device - Google Patents
A kind of aircraft door lifting device Download PDFInfo
- Publication number
- CN206957414U CN206957414U CN201720236933.XU CN201720236933U CN206957414U CN 206957414 U CN206957414 U CN 206957414U CN 201720236933 U CN201720236933 U CN 201720236933U CN 206957414 U CN206957414 U CN 206957414U
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- door
- hatch door
- bolt
- lifting
- latch hook
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Abstract
A kind of aircraft door lifting device, belongs to aircraft door design field.Including upper lift arm, lower lift arm, bolt mechanism, connecting rod, servomechanism and lifting latch hook mechanism；The upper bracket of upper lift arm one end connecting hinge chain arm, other end connection hatch door；Connecting rod is connected on hinge arms undersetting；Lower lift arm one end is placed in below the undersetting of hinge arms, is articulated with connecting rod, and its one end connection servomechanism, the other end is connected with hatch door；Bolt mechanism is arranged on hatch door and hatch door mouth frame；On the door bolt axle for lifting latch hook mechanism installation hatch door bolt mechanism, it lifts roller of the latch hook end with the connection boom end at the end of motion and connects locking, bearing on servomechanism connection lower lift arm and hatch door, partial power is provided in the hatch door improvement stage for hatch door.The utility model is when lifting hatch door, in a part of hatch door weight transfer to hatch door mouth frame, and by fastening contention effect of the rocking arm overhead cam to door bolt groove with a bolt or latch, moves up hatch door, completes hatch door lifting.
Description
Technical field
The invention belongs to aircraft door design field, more particularly to a kind of aircraft door lifting device.
Background technology
The opening process of half blocking type hatch door needs to lift hatch door to hide block, under normal conditions half blocking type hatch door
There is a set of independent hoisting mechanism to complete this process, and hoisting mechanism is also needed to after hatch door lifting terminates, by hatch door
Lifting done state is maintained at, bears the gravity of hatch door itself, to complete follow-up opening procedure, therefore hoisting mechanism is usual
All more complicated, design difficulty is more.
The content of the invention
For above-mentioned technical problem, the present invention on the bolt mechanism of aircraft door by increasing a kind of lifting dress
Put, hatch door is continued to complete the lifting process of hatch door by lifting device of the present invention after solution door bolt process terminates.So hatch door without
Additional designs hoisting mechanism is needed, mitigates hatch door weight, reduces cost.
The purpose of the present invention is achieved through the following technical solutions：
A kind of aircraft door lifting device of the present invention, including upper lift arm, lower lift arm, bolt mechanism, connecting rod, booster engine
Structure and lifting latch hook mechanism；
The upper bracket of upper lift arm one end connecting hinge chain arm, other end connection hatch door；Upper lift arm is being lifted and beaten
Hatch door posture is balanced in open procedure；
Connecting rod, it is connected on hinge arms undersetting；
Lower lift arm one end is placed in below the undersetting of hinge arms, is articulated with connecting rod, its one end connection servomechanism,
The other end is connected with hatch door；Lower lift arm the hatch door improvement stage due to lifted servomechanism effect, by a part of hatch door weight
Power is delivered in connecting rod；
Bolt mechanism, on hatch door and hatch door mouth frame；
Lift latch hook mechanism, on the door bolt axle and hatch door for installing hatch door bolt mechanism, its lifted latch hook end at the end of motion with
The roller connection locking of the connection boom end,
Servomechanism, the bearing on lower lift arm and hatch door is connected, part is provided for hatch door in the hatch door improvement stage
Power.
Further, the bolt mechanism includes door bolt axle, door bolt rocking arm and door bolt groove, and door bolt axle both ends are separately installed with door bolt rocking arm, fastened with a bolt or latch
The cam of rocking arm free end is placed in the door bolt groove on hatch door mouth frame, is rolled along door bolt groove inner orbit.
Further, the lifting latch hook mechanism includes latch hook bearing, lifting latch hook, pull bar and door bolt axle crank；
The latch hook bearing is fixed on hatch door, is rotatably connected to lifting latch hook thereon, the lifting latch hook is around its latch hook
Axle rotates, and is connected and locks with connecting rod in lifting；
The be hinged lifting latch hook in pull bar one end, the door bolt axle crank on axle is fastened in the be hinged installation of the other end with a bolt or latch, by fastening axle crank with a bolt or latch with door bolt
Axle rotates, and drives pull bar to pull lifting latch hook to rotate；In hatch door solution door bolt, lifting process, door bolt axle drives door bolt axle crank to rotate, bent
Grip strip moves pull bar, and pull bar drives lifting latch hook to be rotated around lock hook shaft.
Further, the servomechanism includes power-assisted elastic component and its bearing, and power-assisted elastic component one end, which is connected to down, to be carried
Rise on arm, the other end is connected on bearing, and the power-assisted elastic component bearing is fixed on hatch door.
Further, the power-assisted elastic component is two springs being set up in parallel, and both ends are connected to down by bearing pin carry respectively
Rise on arm and bearing.
Further, described connecting rod one end is connected with hatch door hinge arms, middle to be hinged with lower lift arm, another
End is connected with the roller coordinated with lifting latch hook；Connecting rod is in the hatch door improvement stage by a part of hatch door weight transfer to hinge arms
On, in hatch door opening stage, lifting latch hook hooks the roller of connecting rod bottom, and now most hatch door gravity pass through connecting rod
It is delivered in hinge arms.
Further, it is described door bolt groove be arranged on hatch door mouth frame on, open slot by blind end to openend ladder plane rail
Arc-shaped transition is set to form between road；Door bolt groove upper surface of remaining silent prevents hatch door from being lifted under non-unlatched state, door bolt channel opening lower surface
In improvement stage and the cam contact on door bolt rocking arm, cam freely rolls on lower surface.
Further, bearing position is provided with strengthening rib strip on the door bolt groove.
Beneficial effects of the present invention are：
1. the present invention, by setting lifting latch hook mechanism and servomechanism, its latch hook end lifted in latch hook mechanism is being moved
At the end of with it is described connection boom end roller connect lock；Bearing on the connection of its servomechanism lower lift arm and hatch door,
The hatch door improvement stage provides partial power for hatch door.
2. the present invention at door bolt axle both ends by setting door bolt rocking arm to coordinate with the door bolt groove on hatch door mouth frame, door bolt groove limitation door bolt rocking arm
The motion of overhead cam, prevent hatch door from being lifted under non-unlatched state, and the cam on the improvement stage, door bolt rocking arm can be in door bolt groove
Freely rolled on lower surface；In the improvement stage, a part of hatch door gravity is delivered to hatch door mouth frame by the effect of cam and door bolt groove
On, and by fastening contention effect of the rocking arm overhead cam to door bolt groove with a bolt or latch, move up hatch door, so as to complete hatch door lifting.
3. the present invention is simple and reasonable for structure, power is provided when lifting hatch door.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is Fig. 1 partial side schematic views.
Fig. 3 is motion process schematic diagram of the present invention.
In figure：1. fastening axle with a bolt or latch, lift arm on 2., 3. times lift arms, 4. connecting rods, 5. lifting latch hooks, 6. latch hook bearings, 7. draw
Bar, 8. door bolt axle cranks, 9. door bolt rocking arms, 10. door bolt grooves, 11. power-assisted elastic components, 12. bearings, 13. hinge arms, 14. lock hook shafts.
Embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Embodiment 1：As Figure 1-Figure 2, a kind of aircraft door lifting device of the present invention, including hinge arms 13, upper lifting
Arm 2, lower lift arm 3, connecting rod 4, bolt mechanism, servomechanism and lifting latch hook mechanism；One end connects hinge of upper lift arm 2
The upper bracket of arm 13, other end connection hatch door；Upper lift arm 2 is being lifted and hatch door posture is balanced in opening procedure；
Connecting rod 4, it is connected on the undersetting of hinge arms 13；
Lower one end of lift arm 3 is placed in below the undersetting of hinge arms 13, is articulated with connecting rod 4, its one end connection power-assisted
Mechanism, the other end are connected with hatch door；Lower lift arm 3 the hatch door improvement stage due to lifted servomechanism effect, by a part
Hatch door weight transfer is in connecting rod 4；
Bolt mechanism, on hatch door and hatch door mouth frame；
Latch hook mechanism is lifted, on the door bolt axle 1 and hatch door for installing hatch door bolt mechanism, it lifts the end of latch hook 5 at the end of motion
Locking is connected with the roller of the end of connecting rod 4；
Servomechanism, the bearing 12 on lower lift arm 3 and hatch door is connected, portion is provided for hatch door in the hatch door improvement stage
Sub-power.
The bolt mechanism includes door bolt axle 1, door bolt rocking arm 9 and door bolt groove 10, and door bolt axle 1 both ends are separately installed with door bolt rocking arm 9, fasten rocking arm with a bolt or latch
The cam of 9 free ends is placed in the door bolt groove 10 on hatch door mouth frame, is rolled along door bolt groove 10 inner orbit.
The lifting latch hook mechanism includes latch hook bearing 6, lifting latch hook 5, pull bar 7 and door bolt axle crank 8；
The latch hook bearing 6 is fixed on hatch door, is rotatably connected to lifting latch hook 5 thereon, and the lifting latch hook 5 is locked around it
Hook axle 14 rotates, and is connected and locks with connecting rod 4 at the end of lifting；
Pull bar 7 is bow, the be hinged lifting latch hook 5 in one end, the be hinged door bolt axle crank 8 installed on door bolt axle 1 of the other end, is passed through
Door bolt axle crank 8 rotates with door bolt axle 1, drives pull bar 7 to pull lifting latch hook to rotate；In hatch door solution door bolt, lifting process, the band of axle 1 is fastened with a bolt or latch
Dynamic door bolt axle crank 8 rotates, and crank handle turns pull bar 7, pull bar 7 drives lifting latch hook 5 to be rotated around lock hook shaft 14.
The servomechanism includes power-assisted elastic component 11 and its bearing 12, and the one end of power-assisted elastic component 11 is connected to lower lift arm
On 3, the other end is connected on bearing 12, and the power-assisted elastic component bearing 12 is fixed on hatch door.
The power-assisted elastic component 11 is two springs being set up in parallel, and both ends are connected to the lower He of lift arm 3 by bearing pin respectively
On bearing 12.
Described one end of connecting rod 4 is connected with hatch door hinge arms 13, and middle be hinged with lower lift arm 3, the other end connects
It is connected to the roller coordinated with lifting latch hook 5；Connecting rod 4 is in the hatch door improvement stage by a part of hatch door weight transfer to hinge arms 13
On, in hatch door opening stage, lifting latch hook 5 hooks the roller of the bottom of connecting rod 4, and now most hatch door gravity pass through connection
Bar 4 is delivered in hinge arms 13.
The door bolt groove 10 is arranged on hatch door mouth frame, is provided with strengthening rib strip in bearing position thereon, open slot is by blind end
Arc-shaped transition is set to form between the ladder planar tracks of openend, door bolt is played in door bolt groove 10 upper surface of remaining silent, and prevents hatch door from existing
Lifted under non-unlatched state, in the improvement stage with fastening the cam contact on rocking arm 9 with a bolt or latch, cam can be under in the door bolt open lower end face of groove 10
Freely rolled on end face；In the improvement stage, a part of hatch door gravity is delivered to hatch door mouth frame by the effect of cam and door bolt groove 10
On, and by fastening contention effect of the overhead cam of rocking arm 9 to door bolt groove 10 with a bolt or latch, move up hatch door, so as to complete hatch door lifting.
The course of work of the present invention：
When hatch door is opened to solution door bolt process, handle drives door bolt axle 1 rotates, and door bolt axle 1 drives door bolt axle crank 8 and 9 turns of rocking arm of door bolt
Dynamic (a in such as Fig. 3-I), the pushing drawing rod 7 of door bolt axle crank 8, the driving lifting latch hook 5 of pull bar 7 rotate (b in such as Fig. 3-I)；Solve door bolt process
After the completion of, fasten lower plane of the cam on rocking arm 9 just with door bolt groove 10 openend with a bolt or latch and contact；When hatch door enters improvement stage, handle
It is rotated further (a in such as Fig. 3-II), door bolt axle crank 8 continues to drive lifting latch hook 5 to rotate, and fastens the cam on rocking arm 9 with a bolt or latch for door bolt
Axle 1 driving lower compression door bolt groove 10 contact surface, contact surface to cam reaction force perpendicular contact upwardly, plus lifting
The active force of power assistant spring, allows hatch door to overcome gravity to be lifted up, and because cam can arbitrarily roll in contact surface, makes cabin
Door can perpendicular to the free movement of door body direction, so hatch door can according to be pre-designed the motion of lifting track (such as Fig. 3-
In II c), at the end of hatch door is lifted, roller of the lifting latch hook 5 just with the lower end of connecting rod 4 under the drive of door bolt axle crank 8 is matched somebody with somebody
Close (such as Fig. 3-III)；When hatch door enters opening stage, the cam disengaging fastened with a bolt or latch on rocking arm 9 departs from door bolt groove 10, but due to lifting latch hook 5
Acted on the roller of connecting rod 4, a part of hatch door gravity is delivered to connecting rod 4 by lifting latch hook 5, connecting rod 4 is transmitted again
To hatch door hinge arms 13, translate hatch door and outwardly open and hatch door is locked in lifting end position.
Claims (8)
- A kind of 1. aircraft door lifting device, it is characterised in that：Including upper lift arm, lower lift arm, bolt mechanism, connecting rod, help Force mechanisms and lifting latch hook mechanism；The upper bracket of upper lift arm one end connecting hinge chain arm, other end connection hatch door；Upper lift arm lifting and it is opened Hatch door posture is balanced in journey；Connecting rod, it is connected on hinge arms undersetting；Lower lift arm one end is placed in below the undersetting of hinge arms, is articulated with connecting rod, its one end connection servomechanism, another End is connected with hatch door；Lower lift arm, due to the effect of lifting servomechanism, a part of hatch door gravity is passed in the hatch door improvement stage It is delivered in connecting rod；Bolt mechanism, on hatch door and hatch door mouth frame；Lift latch hook mechanism, on the door bolt axle and hatch door for installing hatch door bolt mechanism, its lifted latch hook end at the end of motion with it is described The roller connection locking of boom end is connected,Servomechanism, the bearing on lower lift arm and hatch door is connected, partial power is provided for hatch door in the hatch door improvement stage.
- 2. aircraft door lifting device according to claim 1, it is characterised in that：The bolt mechanism includes door bolt axle, door bolt rocking arm And door bolt groove, door bolt axle both ends are separately installed with door bolt rocking arm, fasten the door bolt that the cam of rocking arm free end is placed on hatch door mouth frame with a bolt or latch In groove, rolled along door bolt groove inner orbit.
- 3. aircraft door lifting device according to claim 2, it is characterised in that：The lifting latch hook mechanism includes latch hook branch Seat, lifting latch hook, pull bar and door bolt axle crank；The latch hook bearing is fixed on hatch door, is rotatably connected to lifting latch hook thereon, and the lifting latch hook turns around its lock hook shaft It is dynamic, it is connected and locks with connecting rod in lifting；The door bolt axle crank on axle is fastened in the be hinged lifting latch hook in pull bar one end, the be hinged installation of the other end with a bolt or latch, is turned by fastening axle crank with a bolt or latch with door bolt axle It is dynamic, drive pull bar to pull lifting latch hook to rotate；In hatch door solution door bolt, lifting process, door bolt axle drives door bolt axle crank to rotate, crank band Dynamic pull bar, pull bar drive lifting latch hook to be rotated around lock hook shaft.
- 4. aircraft door lifting device according to claim 1, it is characterised in that：The servomechanism includes power-assisted elastic component And its bearing, power-assisted elastic component one end are connected on lower lift arm, the other end is connected on bearing, the power-assisted elastic component bearing It is fixed on hatch door.
- 5. aircraft door lifting device according to claim 4, it is characterised in that：The power-assisted elastic component is set up in parallel for two Spring, both ends are connected on lower lift arm and bearing by bearing pin respectively.
- 6. aircraft door lifting device according to claim 1, it is characterised in that：Described connecting rod one end and hatch door hinge Arm is connected, middle to be hinged with lower lift arm, and the other end is connected with the roller coordinated with lifting latch hook；Connecting rod carries in hatch door The stage of liter, in hatch door opening stage, lifting latch hook hooked connecting rod bottom by a part of hatch door weight transfer to hinge arms Roller, now most hatch door gravity be delivered to by connecting rod in hinge arms.
- 7. aircraft door lifting device according to claim 2, it is characterised in that：The door bolt groove is arranged on hatch door mouth frame, Open slot between the ladder planar tracks of blind end to openend by setting arc-shaped transition to form；Door bolt groove upper surface of remaining silent prevents hatch door Lifted under non-unlatched state, door bolt channel opening lower surface is in the improvement stage with fastening the cam contact on rocking arm with a bolt or latch, and cam is in lower surface It is upper freely to roll.
- 8. aircraft door lifting device according to claim 2, it is characterised in that：Bearing position, which is provided with, on the door bolt groove adds Strengthening tendons bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236933.XU CN206957414U (en) | 2017-03-13 | 2017-03-13 | A kind of aircraft door lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236933.XU CN206957414U (en) | 2017-03-13 | 2017-03-13 | A kind of aircraft door lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206957414U true CN206957414U (en) | 2018-02-02 |
Family
ID=61377115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720236933.XU Active CN206957414U (en) | 2017-03-13 | 2017-03-13 | A kind of aircraft door lifting device |
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| CN (1) | CN206957414U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359799A (en) * | 2018-07-20 | 2019-10-22 | 中航沈飞民用飞机有限责任公司 | A kind of passenger plane hatch door hoisting mechanism |
| CN110863704A (en) * | 2019-11-26 | 2020-03-06 | 中国航空工业集团公司沈阳飞机设计研究所 | Non-coaxial transmission device and hatch cover folding driving device with same |
| CN110905303A (en) * | 2019-12-09 | 2020-03-24 | 中航沈飞民用飞机有限责任公司 | Hatch door that slides and open |
| CN110965870A (en) * | 2019-12-09 | 2020-04-07 | 中航沈飞民用飞机有限责任公司 | Non-dangerous cabin door bolt lifting mechanism |
| CN110984752A (en) * | 2019-12-25 | 2020-04-10 | 中国航空工业集团公司西安飞机设计研究所 | Sinking prevention device for machine door |
| CN112696111A (en) * | 2020-12-29 | 2021-04-23 | 中国航空工业集团公司西安飞机设计研究所 | Hatch door hoisting device of jam formula hatch door |
| CN114278156A (en) * | 2021-12-28 | 2022-04-05 | 中国航空工业集团公司西安飞机设计研究所 | Bolt mechanism with guiding function for aircraft cabin door |
| CN115538872A (en) * | 2022-10-12 | 2022-12-30 | 中国航空工业集团公司西安飞机设计研究所 | Aircraft cabin door latch and cam type locking device |
-
2017
- 2017-03-13 CN CN201720236933.XU patent/CN206957414U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359799A (en) * | 2018-07-20 | 2019-10-22 | 中航沈飞民用飞机有限责任公司 | A kind of passenger plane hatch door hoisting mechanism |
| CN110359799B (en) * | 2018-07-20 | 2021-02-19 | 中航沈飞民用飞机有限责任公司 | Cabin door lifting mechanism of passenger plane |
| CN110863704A (en) * | 2019-11-26 | 2020-03-06 | 中国航空工业集团公司沈阳飞机设计研究所 | Non-coaxial transmission device and hatch cover folding driving device with same |
| CN110905303A (en) * | 2019-12-09 | 2020-03-24 | 中航沈飞民用飞机有限责任公司 | Hatch door that slides and open |
| CN110965870A (en) * | 2019-12-09 | 2020-04-07 | 中航沈飞民用飞机有限责任公司 | Non-dangerous cabin door bolt lifting mechanism |
| CN110965870B (en) * | 2019-12-09 | 2021-07-09 | 中航沈飞民用飞机有限责任公司 | Non-dangerous cabin door bolt lifting mechanism |
| CN110984752A (en) * | 2019-12-25 | 2020-04-10 | 中国航空工业集团公司西安飞机设计研究所 | Sinking prevention device for machine door |
| CN110984752B (en) * | 2019-12-25 | 2022-02-08 | 中国航空工业集团公司西安飞机设计研究所 | Sinking prevention device for machine door |
| CN112696111A (en) * | 2020-12-29 | 2021-04-23 | 中国航空工业集团公司西安飞机设计研究所 | Hatch door hoisting device of jam formula hatch door |
| CN114278156A (en) * | 2021-12-28 | 2022-04-05 | 中国航空工业集团公司西安飞机设计研究所 | Bolt mechanism with guiding function for aircraft cabin door |
| CN115538872A (en) * | 2022-10-12 | 2022-12-30 | 中国航空工业集团公司西安飞机设计研究所 | Aircraft cabin door latch and cam type locking device |
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