CN107724841A - A kind of door ladder unification landing gate sequence control mechanism - Google Patents

A kind of door ladder unification landing gate sequence control mechanism Download PDF

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Publication number
CN107724841A
CN107724841A CN201710914201.6A CN201710914201A CN107724841A CN 107724841 A CN107724841 A CN 107724841A CN 201710914201 A CN201710914201 A CN 201710914201A CN 107724841 A CN107724841 A CN 107724841A
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CN
China
Prior art keywords
rocking arm
gap
arc
hole
control mechanism
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CN201710914201.6A
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CN107724841B (en
Inventor
高海燕
冯冬翔
甘亚东
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Xian Aircraft Design and Research Institute of AVIC
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Xian Aircraft Design and Research Institute of AVIC
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Priority to CN201710914201.6A priority Critical patent/CN107724841B/en
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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F11/00Man-operated mechanisms for operating wings, including those which also operate the fastening
    • E05F11/02Man-operated mechanisms for operating wings, including those which also operate the fastening for wings in general, e.g. fanlights
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05CBOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C17/00Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
    • E05C17/02Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C1/00Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
    • B64C1/14Windows; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Gates (AREA)

Abstract

The present invention relates to technical field of aircraft structure design, more particularly to a kind of door ladder unification landing gate sequence control mechanism.Controlling organization includes:First rotating shaft (1), arc rocking arm (2), gap rocking arm (3), the second rotating shaft (4), pull bar (5) and rolling pin (6).This ladder unification landing gate sequence control mechanism, by the rotation for the first rotating shaft (1) being connected with boarding door handle, drive the rotation of arc rocking arm (2), the rolling pin (6) on arc rocking arm (2) is set to be moved in the slot rolling of gap rocking arm (3), the pull bar (5) being connected with pressure relief opening lid mechanism is driven to open pressure release lid, when realizing landing gate unlatching, the functional requirement of pressure release lid pressure release is first turned on.Driven by the cooperation of the circular arc and the arc section of gap rocking arm (3) of arc rocking arm (2), and rolling pin (6) and the cooperation of gap slot rolling, realize pressure release lid and keep it turned on, ensure that the safety in utilization of landing gate.

Description

A kind of door ladder unification landing gate sequence control mechanism
Technical field
The present invention relates to technical field of aircraft structure design, more particularly to a kind of door ladder unification landing gate sequential control machine Structure.
Background technology
Aircraft door ladder unification landing gate design belongs to aviation high-tech area, is related to aircraft totality, structure, intensity, man-machine The advanced technology in the field such as engineering design and structural mechanics, the mechanics of materials, computer application, Seal Design, compound movement mechanism Integration Design, the technology such as Weight control be aircraft door ladder unification landing gate development key technology.
Aircraft door ladder unification landing gate is being opened, in closing process, it is desirable to all mechanism linkages, according to hatch door function need Will, it is desirable to which the motion of different institutions has sequencing, to meet the functional requirement of hatch door:Rotate boarding door handle, landing gate Pressure release lid is opened, and is rotated further boarding door handle, pressure release lid keeps it turned on, no longer moved.
Need to design a kind of mechanism, when meeting that door ladder unification landing gate is opened, pressure release lid is first switched on and keeps beating Open state, remaining mechanism continue to move, and pressure relief opening lid mechanism remains stationary as.
The content of the invention
It is an object of the invention to provide a kind of ladder unification landing gate sequence control mechanism, to solve to step in door ladder unification When gate is opened, the problem of pressure release lid is first switched on and remained on.
The technical scheme is that:
A kind of door ladder unification landing gate sequence control mechanism, including:
First rotating shaft, one end of the first rotating shaft are connected with boarding door handle;
Arc rocking arm, circle centre position are provided with first through hole, one end insertion institute of the first rotating shaft away from boarding door handle State first through hole to be fixedly connected with the arc rocking arm, one end of the arc rocking arm circular arc is provided with ears structure, and institute State and symmetrically offer through hole in ears structure;
Rolling pin, through being arranged in the through hole of the ears structure of the arc rocking arm;
Gap rocking arm, middle part are provided with the gap slot rolling being adapted with the rolling pin, are set in the gap slot rolling upper end Second through hole, and the described one end of gap rocking arm away from gap slot rolling is provided with third through-hole;
Second rotating shaft, it is arranged in second through hole of the gap rocking arm, the gap rocking arm can be around described second Rotating shaft rotates;
Pull bar, one end and the third through-hole of the gap rocking arm are hinged, and the other end is connected with pressure relief opening lid mechanism.
Alternatively, the length of the rolling pin is more than the integral thickness of the ears structure of the arc rocking arm, in the rolling pin Both ends be threaded section, the rolling pin is fixedly installed in the ears structure of the arc rocking arm by nut.
Alternatively, the ears structure of the arc rocking arm is internally provided with arc groove, prevents the rolling pin from being rolled in gap When being moved in groove, the cell wall of gap slot rolling is blocked.
Alternatively, one end away from the third through-hole is provided with the circle with the arc rocking arm on the gap rocking arm The arc section that arc is adapted.
Alternatively, second rotating shaft is rotatably arranged in second through hole of the gap rocking arm by bearing.
Alternatively, the both ends of the pull bar are respectively arranged with ears structure, and the one of the pull bar is sequentially passed through by bearing pin Another auricle of individual auricle, the third through-hole and the pull bar, then locked with split pin, the pull bar is slitted with described Mouth rocking arm is hinged.
Alternatively, the inside of the arc rocking arm, the gap rocking arm and the pull bar is respectively arranged with lightening hole.
Beneficial effects of the present invention:
The door ladder unification landing gate sequence control mechanism of the present invention, realizes and rotates boarding door handle, landing gate pressure relief opening Lid is opened, and is rotated further boarding door handle, pressure release lid is kept it turned on, and remaining mechanism continues to move, pressure relief opening lid mechanism Remain stationary as.The functional requirement of hatch door is met, ensure that the security that landing gate uses.
Brief description of the drawings
Fig. 1 is door ladder unification landing gate sequence control mechanism general illustration of the present invention;
Fig. 2 is door ladder unification landing gate sequence control mechanism assembly parts sectional view of the present invention;
Fig. 3 is that door ladder unification landing gate sequence control mechanism arc rocking arm of the present invention engages figure with gap rocking arm.
Embodiment
To make the purpose, technical scheme and advantage that the present invention is implemented clearer, below in conjunction with the embodiment of the present invention Accompanying drawing, the technical scheme 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 represent same or similar element or the element with same or like function.Described embodiment is the present invention Part of the embodiment, rather than whole embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to uses It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill people The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.Under Embodiments of the invention are described in detail with reference to accompanying drawing for face.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear", The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on accompanying drawing institutes The orientation or position relationship shown, it is for only for ease of the description present invention and simplifies description, rather than instruction or the dress for implying meaning Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the present invention is protected The limitation of scope.
1 to Fig. 3 door of the present invention ladder unification landing gate sequence control mechanism is described in further details below in conjunction with the accompanying drawings.
The invention provides a kind of door ladder unification landing gate sequence control mechanism, first rotating shaft 1, arc rocking arm can be included 2nd, gap rocking arm 3, the second rotating shaft 4, pull bar 5 and rolling pin 6 etc..
Specifically, one end of first rotating shaft 1 is connected with boarding door handle, is provided with the home position of arc rocking arm 2 First through hole 11, one end insertion first through hole 11 of the first rotating shaft 1 away from boarding door handle are fixedly connected with arc rocking arm 2.Separately Outside, circular arc one end of arc rocking arm 2 is provided with ears structure, and through hole is symmetrically offered in ears structure, in ears structure Portion is provided with arc groove, and the length of rolling pin 6 is more than the integral thickness of the ears structure of arc rocking arm 2, and rolling pin 6, which runs through, to be arranged on In the through hole of the ears structure of arc rocking arm 2.Rolling pin 6 and the ears auricle of arc rocking arm 2, which have, a variety of is fixedly connected with mode, this reality Apply in example, be preferably threaded section at the both ends of rolling pin 6, rolling pin 6 is hinged in ears auricle by nut.When unlatching boarding During door handle, rotating shaft 1 rotates, so as to drive arc rocking arm 2 to rotate.
Further, the gap slot rolling being adapted with rolling pin 6 is provided with the middle part of gap rocking arm 3, rolling pin 6 is in gap slot rolling During middle motion, the cell wall of gap slot rolling is not blocked in the arc groove that the ears inside configuration of arc rocking arm 2 is set.Enter one Step, the circular arc being adapted with the circular arc of arc rocking arm 2 is provided with the side of the cell wall of the close gap slot rolling of gap rocking arm 3 Section, wherein, the arc section being adapted with the circular arc of arc rocking arm 2, ensure that can be from gap with the rotation rolling pin 6 of arc rocking arm 2 Motion in the gap slot rolling of rocking arm 3 is until abjection.The second through hole 12 is offered in gap slot rolling upper end, the second rotating shaft 4 is arranged on In second through hole 12 of gap rocking arm 3, gap rocking arm 3 is set to be rotated around the second rotating shaft 4.It is preferably logical second in the present embodiment Bearing is fixedly installed in hole 12, then the second rotating shaft 4 is rotatably arranged in the second through hole 12 of gap rocking arm 3 by bearing, with Realize that gap rocking arm 3 can be rotated around the second rotating shaft 4.In addition, one end away from arc section is provided with the on gap rocking arm 3 Three through holes 13.
Further, one end of pull bar 5 and the third through-hole 13 of gap rocking arm 3 are be hinged, and the other end connects with pressure relief opening lid mechanism Connect.In the present embodiment, ears structure is preferably opened up respectively at the both ends of pull bar 5, then by the way that bearing pin is each passed through into the one of pull bar 5 Individual auricle, third through-hole 13 or pressure relief opening lid mechanism, and another auricle of pull bar 5, then coordinate split pin to lock, realize and draw Bar 5 and gap rocking arm 3 and pressure relief opening lid mechanism it is be hinged.
The present invention door ladder unification landing gate sequence control mechanism in, can also respectively arc rocking arm 2, gap rocking arm 3, Relevant position inside pull bar 5 sets lightening hole of different shapes, for mitigating element quality, makes element lighter.
The operation principle of door ladder unification landing gate sequence control mechanism of the present invention is as follows:When opening boarding door handle, the One rotating shaft 1 rotates, and drives the arc rocking arm 2 being fixedly connected with first rotating shaft 1 to rotate, the rolling pin 6 on arc rocking arm 2 is shaken in gap Moved in the gap slot rolling of arm 3, drive gap rocking arm 3 to be rotated around the second rotating shaft 4, gap rocking arm 3 drives and shaken with gap simultaneously The be hinged pull bar 5 of arm 3 is moved, and pull bar 5 drives connected pressure relief opening lid mechanism to move, and pressure release lid is opened;Work as pressure relief opening When lid is opened completely, rolling pin 6 is deviate from out of gap rocking arm 3 gap slot rolling, now the circular arc of arc rocking arm 2 and gap rocking arm 3 The arc section of one end is tangent, and when arc rocking arm 2 is rotated further, gap rocking arm 3 is then remained stationary as so that pressure release lid is maintained at Open mode.Equally, when closing boarding door handle, first rotating shaft 1 rotates, and drives arc rocking arm 2 to rotate, arc rocking arm 2 On rolling pin 6 enter in the gap slot rolling of gap rocking arm 3 and move, drive gap rocking arm 3 to be rotated around the second rotating shaft 4, gap Rocking arm 3 drives the pull bar 5 being hinged with gap rocking arm 3 to move simultaneously, and pull bar 5 drives the pressure relief opening lid mechanism motion of the other end, lets out Lid is pressed to close.Wherein, the cooperation of the circular arc of arc rocking arm 2 and the arc section of gap rocking arm 3, and rolling pin 6 and gap are passed through The cooperation driving of slot rolling, realizes pressure release lid and opens and keep it turned on, ensure that the safety in utilization of landing gate.
In summary, door ladder unification landing gate sequence control mechanism of the present invention, realizes and rotates boarding door handle, landing gate Pressure release lid is opened, and is rotated further boarding door handle, pressure release lid is kept it turned on, and remaining mechanism continues to move, pressure relief opening Lid mechanism remains stationary as.The functional requirement of hatch door is met, ensure that the security that landing gate uses.The arrangement of mechanism is ingenious, The control of hatch door mechanism sequentially-operating is realized, simple in construction, element is light, easy to operate.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should It is included within the scope of the present invention.Therefore, protection scope of the present invention should using the scope of the claims as It is accurate.

Claims (7)

  1. A kind of 1. door ladder unification landing gate sequence control mechanism, it is characterised in that including:
    First rotating shaft (1), one end of the first rotating shaft (1) are connected with boarding door handle;
    Arc rocking arm (2), circle centre position are provided with first through hole (11), the one end of the first rotating shaft (1) away from boarding door handle Insert the first through hole (11) to be fixedly connected with the arc rocking arm (2), set in one end of arc rocking arm (2) circular arc There is ears structure, and through hole is symmetrically offered in the ears structure;
    Rolling pin (6), in the through hole of the ears structure for being arranged on the arc rocking arm (2);
    Gap rocking arm (3), middle part are provided with the gap slot rolling being adapted with the rolling pin (6), are set in the gap slot rolling upper end The second through hole (12) is put, and the one end of the gap rocking arm (3) away from gap slot rolling is provided with third through-hole (13);
    Second rotating shaft (4), it is arranged in second through hole (12) of the gap rocking arm (3), the gap rocking arm (3) can be around Second rotating shaft (4) rotation;
    Pull bar (5), one end and the third through-hole (13) of the gap rocking arm (3) are be hinged, the other end and pressure relief opening lid mechanism Connection.
  2. 2. door ladder unification landing gate sequence control mechanism according to claim 1, it is characterised in that the rolling pin (6) Length is more than the integral thickness of the ears structure of the arc rocking arm (2), and section is threaded at the both ends of the rolling pin (6), leads to Nut is crossed to be fixedly installed on the rolling pin (6) in the ears structure of the arc rocking arm (2).
  3. 3. door ladder unification landing gate sequence control mechanism according to claim 1, it is characterised in that the arc rocking arm (2) ears structure is internally provided with arc groove, when preventing that the rolling pin (6) from moving in gap slot rolling, gap slot rolling Cell wall is blocked.
  4. 4. door ladder unification landing gate sequence control mechanism according to claim 1, it is characterised in that in the gap rocking arm (3) one end away from the third through-hole (13) is provided with the arc section being adapted with the circular arc of the arc rocking arm (2) on.
  5. 5. door ladder unification landing gate sequence control mechanism according to claim 1, it is characterised in that second rotating shaft (4) it is rotatably arranged on by bearing in second through hole (12) of the gap rocking arm (3).
  6. 6. door ladder unification landing gate sequence control mechanism according to claim 1, it is characterised in that the pull bar (5) Both ends are respectively arranged with ears structure, and an auricle, the third through-hole (13) of the pull bar (5) are sequentially passed through by bearing pin And another auricle of the pull bar (5), then locked with split pin, the pull bar (5) and the gap rocking arm (3) are cut with scissors Connect.
  7. 7. door ladder unification landing gate sequence control mechanism according to claim 1, it is characterised in that the arc rocking arm (2), the inside of the gap rocking arm (3) and the pull bar (5) is respectively arranged with lightening hole.
CN201710914201.6A 2017-09-30 2017-09-30 A kind of ladder unification landing gate sequence control mechanism Active CN107724841B (en)

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Application Number Priority Date Filing Date Title
CN201710914201.6A CN107724841B (en) 2017-09-30 2017-09-30 A kind of ladder unification landing gate sequence control mechanism

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Application Number Priority Date Filing Date Title
CN201710914201.6A CN107724841B (en) 2017-09-30 2017-09-30 A kind of ladder unification landing gate sequence control mechanism

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CN107724841A true CN107724841A (en) 2018-02-23
CN107724841B CN107724841B (en) 2019-03-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110588950A (en) * 2019-10-12 2019-12-20 中国商用飞机有限责任公司 One-way door opening device, door equipped with an opening device and aircraft equipped with a door

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080174126A1 (en) * 2007-01-19 2008-07-24 Samruol Kong Latch device for mounting sheet-like linings
CN204826956U (en) * 2015-08-14 2015-12-02 中国航空工业集团公司西安飞机设计研究所 Lock subassembly and have its hatch door assembly and aircraft
CN204937464U (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 pressure relief opening cap assembly and there is its hatch door and aircraft
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
CN205221091U (en) * 2015-12-08 2016-05-11 中国航空工业集团公司成都飞机设计研究所 Hatch door order difference adjustment mechanism
CN106741833A (en) * 2016-12-29 2017-05-31 中航沈飞民用飞机有限责任公司 Upper and lower opening type escape hatch right-hand side handle mechanism
CN206376626U (en) * 2017-01-06 2017-08-04 江苏美龙振华科技有限公司 A kind of handle interlock assembly

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080174126A1 (en) * 2007-01-19 2008-07-24 Samruol Kong Latch device for mounting sheet-like linings
CN204826956U (en) * 2015-08-14 2015-12-02 中国航空工业集团公司西安飞机设计研究所 Lock subassembly and have its hatch door assembly and aircraft
CN204937464U (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 pressure relief opening cap assembly and there is its hatch door and aircraft
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
CN205221091U (en) * 2015-12-08 2016-05-11 中国航空工业集团公司成都飞机设计研究所 Hatch door order difference adjustment mechanism
CN106741833A (en) * 2016-12-29 2017-05-31 中航沈飞民用飞机有限责任公司 Upper and lower opening type escape hatch right-hand side handle mechanism
CN206376626U (en) * 2017-01-06 2017-08-04 江苏美龙振华科技有限公司 A kind of handle interlock assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110588950A (en) * 2019-10-12 2019-12-20 中国商用飞机有限责任公司 One-way door opening device, door equipped with an opening device and aircraft equipped with a door

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