CN107724859B - A kind of ladder unification landing gate two-part curve driving mechanism - Google Patents
A kind of ladder unification landing gate two-part curve driving mechanism Download PDFInfo
- Publication number
- CN107724859B CN107724859B CN201710913994.XA CN201710913994A CN107724859B CN 107724859 B CN107724859 B CN 107724859B CN 201710913994 A CN201710913994 A CN 201710913994A CN 107724859 B CN107724859 B CN 107724859B
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- CN
- China
- Prior art keywords
- rocker arm
- arm assembly
- slot rolling
- landing gate
- elbow
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Classifications
-
- 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
- E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
- B64C1/1407—Doors; surrounding frames
- B64C1/1423—Passenger doors
Abstract
The present invention relates to aircraft door mechanism design field, in particular to a kind of ladder unification landing gate two-part curve driving mechanisms.Driving mechanism includes: driving rocker arm assembly (1), shaft (2), slot rolling rocker arm (3), pull rod (4), elbow rocker arm assembly (5), rocker shaft (6), arc rocker arm assembly (7) and idler wheel (8).In the design of door ladder unification landing gate two-part curve driving mechanism, elbow rocker arm assembly (5) is connect with the hoisting mechanism of landing gate, and arc rocker arm assembly (7) is connect with pressure port mechanism.Design has two sections of curves on slot rolling rocker arm (3), and the motion profile of idler wheel (8) when on curved section A, open, and elbow rocker arm assembly (5) is motionless, and landing gate is motionless by landing gate pressure release lid；For the motion profile of idler wheel (8) when on curved section B, landing gate pressure release lid is maintained at open state, elbow rocker arm assembly (5) movement, and landing gate is promoted.
Description
Technical field
The present invention relates to aircraft door mechanism design field, in particular to a kind of ladder unification landing gate two-part is bent
Line driving mechanism.
Background technique
Aircraft door directly affects the structural intergrity and safety of aircraft as maximum be open of fuselage, and the unification of door ladder is stepped on
Gate is being opened, in closing process, it is desirable that all mechanism linkages, because function is different, it is desirable that the movement of different institutions sequencing,
To meet the functional requirement of hatch door: first opening landing gate pressure release lid, then promote landing gate again.
It needs to design a kind of mechanism, meets door ladder unification landing gate and open, in closing process, pressure release lid and hoisting mechanism
Sequential movements.
Summary of the invention
The object of the present invention is to provide a kind of ladder unification landing gate two-part curve driving mechanisms, to solve the conjunction of door ladder
At least one problem of one boarding door drive mechanism.
The technical scheme is that
A kind of ladder unification landing gate two-part curve driving mechanism, comprising:
Rocker arm assembly is driven, ears structure is arranged in one end, and the other end opens up first through hole, passes through the ears structure and cabin
Door machine structure is hinged, and the one end for opening up the first through hole is fixedly connected with shaft；
Slot rolling rocker arm, is provided with two-part curve slot rolling, and the two-part curve slot rolling includes curved section A and curved section B,
The center of the curved section A is overlapped with the axis of rocker shaft, and the radius of the curved section B is greater than curved section A, at described two sections
The lower end of formula curve slot rolling offers the second through-hole, and the slot rolling rocker arm is solid by the middle part of second through-hole and the shaft
Fixed connection；
Elbow rocker arm assembly, one end open up third through-hole, and the other end is arranged ears structure, described in the rocker shaft insertion
Third through-hole and the elbow rocker arm assembly are hinged, ears structure one end connecting rod of the elbow rocker arm assembly, pull rod
The connection of the hoisting mechanism of the other end and landing gate, and idler wheel is fixedly installed in the ears structure of the elbow rocker arm assembly, institute
It states idler wheel to be adapted with the two-part curve slot rolling of the slot rolling rocker arm, and can be in the two-part curve slot rolling of the slot rolling rocker arm
Middle sliding；
Arc rocker arm assembly, is provided with fourth hole and ears structure, and the arc rocker arm assembly passes through fourth hole
It is fixedly connected with the other end of the shaft, the ears structure of the arc rocker arm assembly is connect with pressure port mechanism.
Optionally, the pull rod is by being arranged monaural structure at both ends, respectively with the elbow rocker arm assembly and described step on
The hoisting mechanism of gate connects.
Optionally, the inner part of the driving rocker arm assembly, the elbow rocker arm assembly and the arc rocker arm assembly
Lightening hole is not provided with it.
Beneficial effects of the present invention:
Door ladder of the invention unifies landing gate two-part curve driving mechanism, bent by designing two-part on slot rolling rocker arm
Line, when the motion profile of idler wheel is on curved section A, landing gate is motionless, and landing gate pressure release lid is opened；When the movement rail of idler wheel
For mark when on curved section B, landing gate pressure release lid is maintained at open state, and landing gate is promoted.The mechanism realizes hatch door mechanism
The functional requirement of sequencing movement, the mechanism is compact to design, and arrangement is ingenious, and it is suitable that no occupied space just realizes hatch door mechanism
Sequence movement.
Detailed description of the invention
Fig. 1 is the installation diagram of door ladder unification landing gate two-part curve driving mechanism of the present invention；
Fig. 2 is that door ladder unification landing gate two-part curve driving mechanism idler wheel of the present invention and the positional relationship of slot rolling rocker arm are shown
It is intended to；
Fig. 3 is the idler wheel of door ladder unification landing gate two-part curve driving mechanism of the present invention and the assembly relation of elbow rocker arm
Schematic diagram；
Fig. 4 is the slot rolling rocker arm schematic diagram of door ladder unification landing gate two-part curve driving mechanism of the present invention.
Wherein, 1- driving rocker arm assembly, 2- shaft, 3- slot rolling rocker arm, 4- rod assembly, 5- elbow rocker arm assembly, 6- shake
Arm shaft, 7- arc rocker arm assembly, 8- idler wheel.
Specific embodiment
To keep the purposes, technical schemes and advantages of the invention implemented clearer, below in conjunction in the embodiment of the present invention
Attached drawing, technical solution in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.Under
Face is described in detail the embodiment of the present invention in conjunction with attached drawing.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
1 to Fig. 4 door ladder of the present invention unification landing gate two-part curve driving mechanism is done further in detail with reference to the accompanying drawing
It describes in detail bright.
The present invention provides a kind of ladder unification landing gate two-part curve driving mechanisms, may include driving rocker arm assembly
1, shaft 2, slot rolling rocker arm 3, pull rod 4, elbow rocker arm assembly 5, rocker shaft 6, arc rocker arm assembly 7 and idler wheel 8 etc..
Specifically, ears structure is arranged in one end of driving rocker arm assembly 1, the other end opens up first through hole, passes through double ear knot
Structure and hatch door mechanism are hinged, and one end of shaft 2 is fixedly connected on by first through hole.In the present embodiment, preferably by the one of shaft 2
End insertion first through hole, then cooperate split pin to be fixedly connected with shaft 2 with driving rocker arm assembly 1 by self-locking nut.Work as hatch door
When unlatching, hatch door mechanism drives driving rocker arm assembly 1 to rotate, so that shaft 2 be driven to rotate.
Two-part curve slot rolling is provided on slot rolling rocker arm 3, wherein two-part curve slot rolling is divided into curved section A and song
Line segment B two parts.The second through-hole is offered in the lower end of two-part curve slot rolling, slot rolling rocker arm 3 connects by the way that the second through-hole is fixed
It connects at the middle part of shaft 2, slot rolling rocker arm 3 can be driven to rotate when shaft 2 rotates.
Further, one end of elbow rocker arm assembly 5 offers third through-hole, rocker shaft 6 be inserted into third through-hole with it is curved
Head tremor arm component 5 is hinged, it should be noted that the center of the curved section part A in two-part curve slot rolling on slot rolling rocker arm 3
It is overlapped with the axis of rocker shaft 6, the radius of curved section B is greater than curved section A.The other end of elbow rocker arm assembly 5 is provided with double
Ear structure, one end of the ears structure connecting rod 4 of elbow rocker arm assembly 5, the other end of pull rod 4 and the hoisting mechanism of landing gate
Connection, and be fixedly connected in the ears structure of elbow rocker arm assembly 5 and be adapted with the two-part curve slot rolling of slot rolling rocker arm 3
Idler wheel 8, one end of idler wheel 8 can be slided in the two-part curve slot rolling of slot rolling rocker arm 3.In the present embodiment, preferably in pull rod 4
Both ends be arranged monaural structure, it is hinged with the hoisting mechanism of elbow rocker arm assembly 5 and landing gate respectively by monaural structure.This reality
Applying example realizes, and when slot rolling rocker arm 3 is rotated with shaft 2, idler wheel 8 moves in the two-part curve slot rolling of slot rolling rocker arm 3；
When idler wheel 8 moves in curved section A, since the center of curved section A is overlapped with the axis of rocker shaft 6, elbow rocker arm assembly 5
It does not move, when idler wheel 8 moves in curved section B, elbow rocker arm assembly 5 is driven to move, to drive boarding by pull rod 4
The hoisting mechanism of door, promotes landing gate.
Further, fourth hole and ears structure are provided on arc rocker arm assembly 7, arc rocker arm assembly 7 passes through
Fourth hole is fixedly connected on the other end of shaft 2, and 7 ears structure of arc rocker arm assembly is connect with pressure port mechanism.This implementation
Example may be implemented, and when shaft 2 rotates, arc rocker arm assembly 7 be driven to rotate, to drive pressure port mechanism, realize landing gate
The unlatching of pressure release lid.
The specific embodiment of door ladder unification landing gate two-part curve driving mechanism of the present invention is as follows: when hatch door is opened,
Rocker arm assembly 1 is driven to rotate, so that the shaft 2 being fixedly connected with driving rocker arm assembly 1 be driven to rotate, shaft 2 drives slot rolling to shake
Arc rocker arm assembly 7 is driven to rotate while arm 3 rotates, arc rocker arm assembly 7 drives landing gate pressure release lid to open；It rolls at this time
The relative movement orbit of wheel 8 is curved section A, since the center of curved section A is overlapped with the axis of rocker shaft 6, elbow rocking arm set
There is no movements in this stage for part 5, so that landing gate is motionless；When driving rocker arm assembly 1 to continue to rotate, continue that slot rolling is driven to shake
Arm 3 rotates, and the motion profile of idler wheel 8 is curved section B, drives elbow rocker arm assembly 5 to move, to drive 4 other end of pull rod
Landing gate hoisting mechanism, landing gate are promoted.It finally realizes, first opens landing gate pressure release lid, then promote landing gate again
It is required that.Furthermore it is also possible in driving rocker arm assembly 1, the elbow of door ladder of the present invention unification landing gate two-part curve driving mechanism
Cavity is respectively set in the inside of rocker arm assembly 5 and arc rocker arm assembly 7 etc., for mitigating the quality of component.
In conclusion in door ladder unification landing gate two-part curve driving mechanism of the invention, elbow rocker arm assembly 5 with step on
The hoisting mechanism of gate connects, and arc rocker arm assembly 7 is connect with pressure port mechanism.By designing two-part on slot rolling rocker arm 3
Curve, when the motion profile of idler wheel is on curved section A, landing gate is motionless, and landing gate pressure release lid is opened；When the movement of idler wheel
When on curved section B, landing gate pressure release lid is maintained at open state for track, and landing gate is promoted.The mechanism realizes hatch door machine
The functional requirement of structure sequencing movement, mechanism design is simple, compact, and arrangement is ingenious, and it is just real not occupy additional space
Show hatch door mechanism sequentially-operating, increases the security reliability of aircraft.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (3)
1. a kind of ladder unification landing gate two-part curve driving mechanism characterized by comprising
It drives rocker arm assembly (1), ears structure is arranged in one end, and the other end opens up first through hole, passes through the ears structure and cabin
Door machine structure is hinged, and the one end for opening up the first through hole is fixedly connected with shaft (2)；
Slot rolling rocker arm (3), is provided with two-part curve slot rolling, and the two-part curve slot rolling includes curved section A and curved section B,
The center of the curved section A is overlapped with the axis of rocker shaft (6), and the radius of the curved section B is greater than curved section A, described
The lower end of two-part curve slot rolling offers the second through-hole, and the slot rolling rocker arm (3) passes through second through-hole and the shaft
(2) it is fixedly connected in the middle part of；
Elbow rocker arm assembly (5), one end open up third through-hole, and ears structure is arranged in the other end, and the rocker shaft (6) is inserted into institute
State third through-hole and the elbow rocker arm assembly (5) hingedly, ears structure one end connecting rod of the elbow rocker arm assembly (5)
(4), the hoisting mechanism of the other end of pull rod (4) and landing gate connects, and in the ears structure of the elbow rocker arm assembly (5)
It is fixedly installed idler wheel (8), the idler wheel (8) is adapted with the two-part curve slot rolling of the slot rolling rocker arm (3), and can be described
It is slided in the two-part curve slot rolling of slot rolling rocker arm (3)；
Arc rocker arm assembly (7), is provided with fourth hole and ears structure, and the arc rocker arm assembly (7) passes through four-way
Hole is fixedly connected with the other end of the shaft (2), and the ears structure and pressure port mechanism of the arc rocker arm assembly (7) connect
It connects.
2. door ladder according to claim 1 unifies landing gate two-part curve driving mechanism, which is characterized in that the pull rod
(4) by the way that monaural structure is arranged at both ends, connect respectively with the hoisting mechanism of the elbow rocker arm assembly (5) and the landing gate
It connects.
3. door ladder according to claim 1 unifies landing gate two-part curve driving mechanism, which is characterized in that the driving
The inside of rocker arm assembly (1), the elbow rocker arm assembly (5) and the arc rocker arm assembly (7) is respectively arranged with lightening hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913994.XA CN107724859B (en) | 2017-09-30 | 2017-09-30 | A kind of ladder unification landing gate two-part curve driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913994.XA CN107724859B (en) | 2017-09-30 | 2017-09-30 | A kind of ladder unification landing gate two-part curve driving mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107724859A CN107724859A (en) | 2018-02-23 |
| CN107724859B true CN107724859B (en) | 2019-02-12 |
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ID=61209296
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710913994.XA Active CN107724859B (en) | 2017-09-30 | 2017-09-30 | A kind of ladder unification landing gate two-part curve driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107724859B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131829B (en) * | 2018-09-05 | 2022-03-15 | 庆安集团有限公司 | A winding and unwinding devices for door ladder unification formula hatch door |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204937463U (en) * | 2015-08-14 | 2016-01-06 | 中国航空工业集团公司西安飞机设计研究所 | A kind of hatch door supercharging disease-prevention institutions |
| WO2017056036A1 (en) * | 2015-10-02 | 2017-04-06 | Latecoere | Opening system and method for an aircraft emergency door |
| CN106697253A (en) * | 2017-01-05 | 2017-05-24 | 江苏美龙振华科技有限公司 | Lifting mechanism for airplane cabin door |
| CN206394864U (en) * | 2017-01-05 | 2017-08-11 | 江苏美龙振华科技有限公司 | A kind of ditching blocking mechanism of aircraft door ventilator hole cover |
-
2017
- 2017-09-30 CN CN201710913994.XA patent/CN107724859B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204937463U (en) * | 2015-08-14 | 2016-01-06 | 中国航空工业集团公司西安飞机设计研究所 | A kind of hatch door supercharging disease-prevention institutions |
| WO2017056036A1 (en) * | 2015-10-02 | 2017-04-06 | Latecoere | Opening system and method for an aircraft emergency door |
| CN106697253A (en) * | 2017-01-05 | 2017-05-24 | 江苏美龙振华科技有限公司 | Lifting mechanism for airplane cabin door |
| CN206394864U (en) * | 2017-01-05 | 2017-08-11 | 江苏美龙振华科技有限公司 | A kind of ditching blocking mechanism of aircraft door ventilator hole cover |
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| Publication number | Publication date |
|---|---|
| CN107724859A (en) | 2018-02-23 |
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