CN110593663A - Linkage lock and cover cap structure with same - Google Patents

Linkage lock and cover cap structure with same Download PDF

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Publication number
CN110593663A
CN110593663A CN201910877518.6A CN201910877518A CN110593663A CN 110593663 A CN110593663 A CN 110593663A CN 201910877518 A CN201910877518 A CN 201910877518A CN 110593663 A CN110593663 A CN 110593663A
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CN
China
Prior art keywords
limiting
driven
pressing
pin
flap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910877518.6A
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Chinese (zh)
Other versions
CN110593663B (en
Inventor
崔浩
吴宏伟
许平
王坤宇
金凤新
贾晔
佟鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
Original Assignee
Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
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Filing date
Publication date
Application filed by Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC filed Critical Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
Priority to CN201910877518.6A priority Critical patent/CN110593663B/en
Publication of CN110593663A publication Critical patent/CN110593663A/en
Application granted granted Critical
Publication of CN110593663B publication Critical patent/CN110593663B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C1/00Fuselages; Constructional features common to fuselages, wings, stabilising surfaces and 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
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00Other details of locks; Parts for engagement by bolts of fastening devices
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00Locks or fastenings with special structural characteristics
    • E05B63/14Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
    • E05B63/143Arrangement of several locks, e.g. in parallel or series, on one or more wings

Abstract

The application relates to a linkage lock, including: one end of the driving pin is an insertion end, the other end of the driving pin is a limiting end, and the outer wall of the driving pin is provided with a driving pressing bulge and a limiting bulge; the insertion end is inserted into the first through hole of the cover; the limiting structure is provided with a notch and is used for being connected to the opening cover; the spring is sleeved at the limiting end, one end of the spring is abutted with the pressing bulge and/or the limiting bulge, and the other end of the spring is abutted with the limiting structure; the outer wall of the driven pin is provided with a driven pressing bulge, and one end of the driven pin is a screwed end; the screw joint end is used for being screwed into the second hole of the opening cover; one end of the connecting rod is hinged with the driving pin, and the other end of the connecting rod is hinged with the driven pin; the interlock lock has: in a closed state, the limiting protrusion is clamped into the notch, and the driving pressing protrusion and the driven pressing protrusion are used for pressing the opening frame; in the opening state, the driving pin overcomes the elastic force of the spring and moves along the axial direction, so that the limiting protrusion is separated from the notch, and the driving pin can rotate to drive the driven pin to rotate through the connecting rod, so that the driving pressing protrusion and the driven pressing protrusion are separated from the opening frame.

Description

Linkage lock and cover cap structure with same
Technical Field
This application belongs to and opens and close flap structural design technical field fast, concretely relates to linkage lock and have its flap structure.
Background
The flap structure is the common maintenance structure on the aircraft, and it is many through detaching the lock soon and realize opening, closing, and this kind of technical scheme has following defect:
1) for the flap with larger size, more quick-release locks are needed to be used for ensuring the closing effectiveness of the flap, and each quick-release lock needs to be operated in sequence in the opening and closing processes of the flap structure, so that the process is complicated, and the opening and closing efficiency is low;
2) and the operation quick-release lock realizes the opening and closing processes of the cover cap structure, and the surface coating of the cover cap structure is easy to damage.
The present application is made in view of the above-mentioned drawbacks of the prior art.
Disclosure of Invention
It is an object of the present application to provide a linkage lock and a flap structure having the same, so as to overcome or alleviate at least one of the disadvantages of the prior art.
The technical scheme of the application is as follows:
one aspect provides a linked lock, comprising:
one end of the driving pin is an insertion end, the other end of the driving pin is a limiting end, and the outer wall of the driving pin is provided with a driving pressing bulge and a limiting bulge; the insertion end is used for being inserted into the first through hole of the cover;
the limiting structure is provided with a notch and is used for being connected to the opening cover;
the spring is sleeved at the limiting end, one end of the spring is abutted with the pressing bulge and/or the limiting bulge, and the other end of the spring is abutted with the limiting structure;
the outer wall of the driven pin is provided with a driven pressing bulge, and one end of the driven pin is a screwed end; wherein, the screw joint end is used for being screwed into the second hole of the cover;
one end of the connecting rod is hinged with the driving pin, and the other end of the connecting rod is hinged with the driven pin;
the interlock lock has:
in a closed state, the limiting protrusion is clamped into the notch, and the driving pressing protrusion and the driven pressing protrusion are used for pressing the opening frame;
in the opening state, the driving pin overcomes the elastic force of the spring and moves along the axial direction, so that the limiting protrusion is separated from the notch, and the driving pin can rotate to drive the driven pin to rotate through the connecting rod, so that the driving pressing protrusion and the driven pressing protrusion are separated from the opening frame.
According to at least one embodiment of the present application, an end face of the insertion end has a catch.
According to at least one embodiment of the present application, further comprising:
a first nut;
and the screw rod of the first countersunk head bolt is used for penetrating through the first through hole and is in threaded connection with the first nut, the screw rod is hollow, and the insertion end is inserted into the screw rod.
According to at least one embodiment of the present application, the mouth frame has a first boss thereon;
the linkage lock is arranged as follows:
when the device is in a closed state, the first boss is actively pressed and pressed by the active pressing protrusion;
when the device is in an opening state, the active pressing protrusion is separated from the first boss.
According to at least one embodiment of the present application, the second hole is a through hole;
the interlock lock further includes:
a second nut;
and the screw rod of the second countersunk head bolt is used for penetrating through the second hole to be in threaded connection with the second nut, the screw rod is hollow, and the threaded connection end is inserted into the middle of the screw rod to be in threaded fit connection.
According to at least one embodiment of the present application, the mouth frame has a second boss thereon;
the linkage lock is arranged as follows:
when the device is in a closed state, the driven pressing protrusion presses the second boss;
when the device is in an opening state, the driven pressing protrusion is separated from the second boss.
According to at least one embodiment of the present application, further comprising:
two support sheets connected to the mouth frame; each support sheet has a support portion located between the driven hold-down projection and the flap.
Another aspect provides a flap structure comprising:
a flap;
a mouth frame;
a plurality of linkage locks are arranged on the opening cover and the opening frame; each interlock lock is in:
when in a closed state, the opening cover is closed on the opening frame;
in the open state, the flap can be opened from the mouth frame.
Drawings
FIG. 1 is a schematic view of an assembly of a linkage lock provided in an embodiment of the present application;
FIG. 2 is a schematic view of a linkage lock provided in an embodiment of the present application in a closed state;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of a linkage lock provided in an embodiment of the present application in an unlocked state;
FIG. 5 is an angled view of a flap structure provided by an embodiment of the present application;
wherein:
1-a driving pin; 2-opening the cover; 3-a limiting structure; 4-a spring; 5-a driven pin; 6-connecting rod; 7-mouth frame; 8-a first nut; 9-a first countersunk bolt; 10-a first boss; 11-a second nut; 12-a second countersunk bolt; 13-a second boss; 14-support sheet.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the present application are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that in the description of the present application, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those skilled in the art as the case may be.
The present application is described in further detail below with reference to fig. 1 to 5.
One aspect provides a linked lock, comprising:
one end of the driving pin 1 is an insertion end, the other end of the driving pin is a limiting end, and the outer wall of the driving pin is provided with a driving pressing bulge and a limiting bulge; wherein, the inserting end is used for being inserted into the first through hole of the cover 2;
a limiting structure 3 with a gap for connecting to the opening cover 2;
the spring 4 is sleeved at the limiting end, one end of the spring is abutted with the pressing bulge and/or the limiting bulge, and the other end of the spring is abutted with the limiting structure;
the driven pin 5, its outer wall has driven to compress tightly and bulge, its one end is the screwed joint end; wherein, the screw joint end is used for screw joint to the second hole of the cover 2;
one end of the connecting rod 6 is hinged with the driving pin 1, and the other end of the connecting rod is hinged with the driven pin 5;
the interlock lock has:
in a closed state, the limiting protrusion is clamped into the notch, and the driving pressing protrusion and the driven pressing protrusion are used for pressing the opening frame 7;
in an opening state, the driving pin 1 overcomes the elastic force of the spring 4 to move along the axial direction, so that the limiting protrusion is separated from the notch, and the driving pin 1 can rotate to drive the driven pin 5 to rotate through the connecting rod 6, so that the driving compression protrusion and the driven compression protrusion are separated from the opening frame 7.
For the linkage lock disclosed in the above embodiment, it can be understood by those skilled in the art that the spring 4 can keep the linkage lock in a closed state by virtue of its elastic force, and the limiting protrusion is clamped into the notch to limit the rotation of the driving pin 1, thereby realizing the closing of the flap 2 on the mouth frame 7; the inserting end of the driving pin 1 is pushed along the axial direction, the driving pin 1 can overcome the elastic force of the spring 4 to move along the axial direction, the limiting protrusion is separated from the notch, the driving pin 1 can rotate, the connecting rod 6 drives the driven pin 5 to rotate, the linkage lock is in an opening state, and the opening of the opening cover 2 on the opening frame 7 is achieved.
For the linkage lock disclosed in the above embodiments, it can be understood by those skilled in the art that the linkage lock can be switched between the open state and the closed state by only pushing the active pin 1 to move axially and rotating the active pin 1, so as to open and close the flap 2 on the mouth frame 7, and the linkage lock is quick and efficient.
In some alternative embodiments, the end face of the insertion end has a catch.
For the linkage lock disclosed in the above embodiments, it can be understood by those skilled in the art that a special tool can be used to push the driving pin 1 to move axially in the clamping groove, and the driving pin 1 is driven to rotate by rotation, so that the blocking connection is facilitated, and the scratch of the access cover structure can be easily avoided.
In some optional embodiments, further comprising:
a first nut 8;
the screw of the first countersunk head bolt 9 is used for penetrating through the first through hole and is in threaded connection with the first nut 8, the screw is hollow, and the insertion end is inserted into the screw.
In some alternative embodiments, the mouth frame 7 has a first boss 10 thereon;
the linkage lock is arranged as follows:
when in a closed state, the first boss 10 is actively pressed and pressed by the active pressing protrusion;
in the open state, the active hold-down projection is disengaged from the first boss 10.
In some alternative embodiments, the second hole is a through hole;
the interlock lock further includes:
a second nut 11;
and a screw of the second countersunk head bolt 12 is used for penetrating through the second hole to be in threaded connection with the second nut 11, the screw is hollow, and the threaded end is inserted into the middle of the screw to be in threaded fit connection.
In some alternative embodiments, the mouth frame 7 has a second boss 13 thereon;
the linkage lock is arranged as follows:
when the device is in a closed state, the driven pressing protrusion presses the second boss 13;
in the open state, the driven pressing projection is separated from the second boss 13.
In some optional embodiments, further comprising:
two support pieces 14 for connecting with the mouth frame 2; each support piece 14 has a support portion located between the driven pressing projection and the flap 2.
Another aspect provides a flap structure comprising:
a flap 2;
a mouth frame 7;
a plurality of linkage locks are arranged on the opening cover 2 and the opening frame 7; each interlock lock is in:
in the closed state, the flap 2 is closed on the mouth frame 7;
in the open state, flap 2 can be opened from the mouth frame 7.
So far, the technical solutions of the present application have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present application is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the present application, and the technical scheme after the changes or substitutions will fall into the protection scope of the present application.

Claims (8)

1. A linked lock, comprising:
one end of the driving pin (1) is an insertion end, the other end of the driving pin is a limiting end, and the outer wall of the driving pin is provided with a driving pressing bulge and a limiting bulge; wherein the insertion end is used for being inserted into a first through hole of the cover (2);
a limiting structure (3) with a notch for connecting to the flap (2);
the spring (4) is sleeved at the limiting end, one end of the spring is abutted with the pressing bulge and/or the limiting bulge, and the other end of the spring is abutted with the limiting structure;
the outer wall of the driven pin (5) is provided with a driven pressing bulge, and one end of the driven pin is a screwed end; wherein the screw-in end is adapted to be screwed into a second hole of the flap (2);
one end of the connecting rod (6) is hinged with the driving pin (1), and the other end of the connecting rod is hinged with the driven pin (5);
the interlock lock has:
in a closed state, the limiting protrusion is clamped into the notch, and the driving pressing protrusion and the driven pressing protrusion are used for pressing the opening frame (7);
in an opening state, the driving pin (1) overcomes the elastic force of the spring (4) to move along the axial direction, so that the limiting protrusion is separated from the notch, the driving pin (1) rotates and drives the driven pin (5) to rotate through the connecting rod (6), and therefore the driving pressing protrusion and the driven pressing protrusion are separated from the opening frame (7).
2. The linkage lock according to claim 1,
the end face of the insertion end is provided with a clamping groove.
3. The linkage lock according to claim 1,
further comprising:
a first nut (8);
and the screw rod of the first countersunk head bolt (9) is used for penetrating through the first through hole to be in threaded connection with the first nut (8), the screw rod of the first countersunk head bolt is hollow, and the insertion end is inserted into the screw rod.
4. The linkage lock according to claim 1,
the mouth frame (7) is provided with a first boss (10);
the linkage lock is in:
in the closed state, the active pressing protrusion presses the first boss (10);
in the open state, the active hold-down projection is separated from the first boss (10).
5. The linkage lock according to claim 1,
the second hole is a through hole;
the interlock lock further includes:
a second nut (11);
and the screw rod of the second countersunk head bolt (12) is used for penetrating through the second hole to be in threaded connection with the second nut (11), the screw rod is hollow, and the threaded end is inserted into the middle of the screw rod to be in threaded fit connection.
6. The linkage lock according to claim 1,
the mouth frame (7) is provided with a second boss (13);
the linkage lock is in:
when in the closed state, the driven pressing bulge presses the second boss (13);
and in the opening state, the driven pressing bulge is separated from the second boss (13).
7. The linkage lock according to claim 1,
further comprising:
two support plates (14) for connection with the mouth frame (2); each support piece (14) has a support portion located between the driven pressing projection and the flap (2).
8. A flap structure, comprising:
a flap (2);
a mouth frame (7);
a plurality of linkage locks according to any one of claims 1 to 7, provided on said flap (2), said mouth frame (7); each of the interlock locks is in:
in the closed state, the flap (2) is closed on the flap frame (7);
in the open state, the flap (2) can be opened from the opening frame (7).
CN201910877518.6A 2019-09-17 2019-09-17 Linkage lock and cover cap structure with same Active CN110593663B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910877518.6A CN110593663B (en) 2019-09-17 2019-09-17 Linkage lock and cover cap structure with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910877518.6A CN110593663B (en) 2019-09-17 2019-09-17 Linkage lock and cover cap structure with same

Publications (2)

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CN110593663A true CN110593663A (en) 2019-12-20
CN110593663B CN110593663B (en) 2021-03-09

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2222968B1 (en) * 2007-12-21 2011-05-25 SFS intec Holding AG Plug mounting
CN105857568A (en) * 2016-03-31 2016-08-17 成都富力威航科技有限公司 Intra-cabin and extra-cabin linkage type cabin door lock mechanism
CN107975304A (en) * 2017-11-20 2018-05-01 中国运载火箭技术研究院 A kind of lid locking device based on linkage mechanism
CN207469959U (en) * 2017-11-21 2018-06-08 江苏美龙航空部件有限公司 A kind of lid locking devicen and a kind of lid
CN207565826U (en) * 2017-11-30 2018-07-03 江西洪都航空工业集团有限责任公司 A kind of quick-release opening cover device
RU2664088C1 (en) * 2017-08-04 2018-08-15 Публичное акционерное общество (ПАО) "Туполев" Drive of the locking mechanism of the emergency door of the aircraft

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2222968B1 (en) * 2007-12-21 2011-05-25 SFS intec Holding AG Plug mounting
CN105857568A (en) * 2016-03-31 2016-08-17 成都富力威航科技有限公司 Intra-cabin and extra-cabin linkage type cabin door lock mechanism
RU2664088C1 (en) * 2017-08-04 2018-08-15 Публичное акционерное общество (ПАО) "Туполев" Drive of the locking mechanism of the emergency door of the aircraft
CN107975304A (en) * 2017-11-20 2018-05-01 中国运载火箭技术研究院 A kind of lid locking device based on linkage mechanism
CN207469959U (en) * 2017-11-21 2018-06-08 江苏美龙航空部件有限公司 A kind of lid locking devicen and a kind of lid
CN207565826U (en) * 2017-11-30 2018-07-03 江西洪都航空工业集团有限责任公司 A kind of quick-release opening cover device

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